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54results about How to "Flexible removal" patented technology

Method and device for controlling power-on flow of multi-branch battery energy storage system

The invention provides a method and a device for controlling the power-on flow of a multi-branch battery energy storage system. The method mainly comprises the following steps: an MBCU obtains the voltage of each branch according to state information reported by the S-BCU of each branch, the MBCU enable the power-on flow of partial branches of which the voltages exceed the average voltage of the various branches upon judging the imbalance of the voltages of the various branches and when a charging / discharging request is external discharging, and when the charging / discharging request is external charging, the MBCU enables the power-on flow of partial branches of which the voltages are lower than the average voltage of the various branches. According to the method, when the voltages of the branches are in an imbalance state, partial unbalanced branches are enabled to enter the power-on flow firstly by use of the MBCU, and each branch is powered on in different time so that the system stability can be improved. As a plurality of branches connected in parallel, the branches out of order can be flexibly removed without affecting the work of other branches, and therefore, the reliability of the battery energy storage system is improved.
Owner:BEIJING ELECTRIC VEHICLE

Control device for stamps

The invention discloses a control device for stamps. The control device comprises an outer bottom plate, an inner bottom plate, a shell, a lower computer, an upper computer and an identity authentication module. The outer bottom plate is connected with the inner bottom plate, and a paper detecting sensor is arranged in the outer bottom plate. The shell is arranged on the inner bottom plate, a paper pressing mechanism and a horizontal moving mechanism are arranged in the shell, the horizontal moving mechanism is used for moving a stamp locking and storing mechanism above a voucher, and an inkpad box is further arranged on the inner bottom plate. When the horizontal moving mechanism moves the stamp locking and storing mechanism into the shell, the stamp locking and storing mechanism is located over the inkpad box. The side face of the shell is provided with an opening through which the stamp locking and storing mechanism gets in and out. The lower computer is arranged in the shell and is connected with the paper pressing mechanism, the stamp locking and storing mechanism, the horizontal moving mechanism, the paper detecting sensor, the identity authentication module and the upper computer respectively, wherein the upper computer is arranged at the far end. The control device guarantees that safety of the stamps is controllable, and the risk caused by poor management of the stamps is reduced.
Owner:上海慧升智能科技股份有限公司

Automatic image recognition system and method based on neural network method

The invention relates to an automatic image recognition system and method based on the neural network method. The system comprises an unmanned aerial vehicle, a back-stage control platform and / or a far-end center control device of the aerial vehicle. The system can be used in the fields of equipment maintenance, traffic monitoring, wide-range target location and the like, thereby reducing cost and / or improving efficiency. Images of real-time scenes are collected through the unmanned aerial vehicle, automatic / manual remote control of the unmanned aerial vehicle is performed through the far-end center control device of the aerial vehicle, massive data are processed through a back-stage control platform, image contents are calculated and identified, and a variety of operative goals are completed: scene monitoring, scene early-warning and alarming, scene three-dimensional reconstruction, scene recognition, target object recognition or target object tracking and the like. The system is capable of flexibly deploying according to the scene. In addition, automatic scene scanning and three-dimensional reconstruction without depending / depending on auxiliary data are achieved through the unmanned aerial vehicle.
Owner:北京泛化智能科技有限公司

Wireless data transmission system and method

The invention discloses a wireless data transmission system and method. The wireless data transmission system comprises a data acquiring device, a base station and at least one data link disposed between the data acquiring device and the base station, wherein the data acquiring device, the data link and the base station form a chained jump transfer structure, and utilize a wireless network to perform step-by-step transmission so as to complete uploading and issuing of data. According to the wireless data transmission system and method, a low power consumption scheme is utilized, wireless data transmission is performed under extremely low duty cycle, and free networking can be achieved in hostile underground environments without being affected by the environment.
Owner:SHENZHEN YIRI TECH

Stamping module for stamp control device

The invention discloses a stamping module for a stamp control device. The stamping module comprises a stamp box. The stamp box comprises a stamp shell, and an upper cover box and a stamp are arranged in the stamp shell. The stamp comprises a stamp handle and a stamp base. The upper surface of the upper cover box is fixedly connected with an opening in the upper surface of the stamp shell. The upper surface and the lower surface of the upper cover box are respectively provided with a central hole. A boss-shaped hand shank at the upper end of the stamp handle is arranged below the central hole in the upper surface of the upper cover box, and the lower end of the stamp handle penetrates through the central hole in the lower surface of the upper cover box and is connected with the stamp base. The diameter of the central hole in the upper surface of the upper cover box is smaller than that of the hand shank, and the diameter of the central hole in the lower surface of the upper cover box corresponds to that of the stamp handle. The position, between the boss-shaped hand shank and the lower surface of the upper cover box, of the stamp handle is further sleeved with a spring. The stamping module guarantees that safety of the stamp is controllable, and the risk caused by poor management of the stamp is reduced.
Owner:上海慧升智能科技股份有限公司

Garbage compression liquid filtering machine

The invention mainly discloses a garbage compression liquid filtering machine, which has the technical scheme that the garbage compression liquid filtering machine comprises a machine frame, wherein an oil cylinder, a compression plate and a fixed filtering frame are arranged on the machine frame; filtering plates are arranged between the fixed filtering frame and the compression plate; a filtering chamber is formed between the filtering plates; a liquid inlet passage, a water discharge groove and a liquid outlet passage are respectively formed in each filtering plate; the water discharge groove communicates with the liquid discharging passage; filter cloth is embedded on the water discharging groove; a liquid inlet is formed in the fixed filtering frame; the liquid inlet communicates with the liquid inlet passage; support feet are symmetrically arranged on the bottom surface of the fixed filtering frame; a water collecting groove is formed between the support feet and the machine frame; the water collecting groove is positioned under the filtering plates; buffer mechanisms are uniformly distributed in the water collecting groove. The garbage compression liquid filtering machine has the advantages that the structure is simple; the connection is flexible; the filtering efficiency is high; the filtering effect is good; the garbage compression liquid is effectively treated; the recovery quantity of the filtering liquid is improved.
Owner:浙江精功环境技术有限公司

Noise reduction device for converter transformer

The invention provides a noise reduction device for a converter transformer. The noise reduction device comprises a space sound absorption body, a ventilation sound elimination device, a sound absorption and isolation device, a first sound absorption and isolation connection plate and a second sound absorption and isolation connection plate. The noise reduction device is simple in structure and good in noise reduction effect.
Owner:FUZHOU YIHUI ELECTRIC POWER EQUIP CO LTD

Medicine temporary storage device

PendingCN107007041AImprove skid resistanceReduce the chance of taking the wrong medicineChestsLighting elementsPharmacy medicineMechanical engineering
The invention discloses a medicine temporary storage device which comprises a cabinet. A set of top rings is welded to the top of the cabinet, the bottom of the cabinet is detachably connected with a set of universal wheels, one side of the cabinet is externally connected with a plug, the front portion of the cabinet is hinged to a set of cabinet doors through a set of hinges, and handles are integrally arranged on the cabinet doors. The upper portions of the inner sides of the cabinet doors are in screwed connection with pressing heads, a set of pressure actuated switches is mounted on the front portion of the cabinet and adapts to the pressing heads, and a set of light-emitting lamps is further mounted on the front portion of the cabinet and matched with an acrylic strip attached to the front portion of the cabinet. The front portions of the light-emitting lamps are covered with labels, and a set of drawers is arranged on the front portion of the cabinet in a drawing mode. The medicine temporary storage device is used after being powered on, a user can be automatically reminded of medicine classification in a light emitting mode after opening the cabinet doors, the probability that the user takes wrong medicine is reduced, and the reliability of medicine storage and taking is improved.
Owner:FOSHAN ENZHENG BIOMEDICAL TECH CO LTD

Detection system of piezoelectric material

ActiveCN102023263ASame natureMeet the booking requirementsElectrical measurementsDigital signal processingBand-pass filter
The invention relates to a detection system of a piezoelectric material, which comprises a power module, a digital signal processing (DSP) chip, an excitation matrix switch, a signal conditioning circuit, an analog matrix switch, a band pass filter, a signal scaling circuit, a personal computer (PC), a serial communication interface and a data table storage unit, or a central processing unit, a data acquisition and analog-digital (AD) conversion unit are utilized to replace the DSP chip to achieve the full functions of the DSP chip. The system can reflect the characteristics of the piezoelectric material by detecting the charge and discharge characteristics and resonance characteristics (LC characteristics) of excitation response in the circuit, and the characteristics of the piezoelectric material are compared with the set standard values, thereby selecting the piezoelectric material meeting the preset requirements. The system adopts the digital method and utilizes high-speed data acquisition to improve the sampling intensity of charge and discharge characteristic signals, thereby improving the success rate of selection; and the time sampling on resonant characteristic signals is carried out, the time domain is converted into the frequency domain through the discrete forurier transform (DFT), and the processing of resonant characteristic signals in the frequency domain is favorable for flexibly removing interferential components, thereby improving the stability and reliability of the system.
Owner:CRM ICBG (WUXI) CO LTD

Electric transmission line entanglement removing apparatus

The invention relates to an electric transmission line entanglement removing apparatus. The electric transmission line entanglement removing apparatus comprises a shell, wherein a pair of electric scissors and a rotary collector are fixedly mounted in the shell separately; and walking apparatuses are fixedly mounted on the top of the shell. The electric transmission line entanglement removing apparatus is simple in structure, light in weight, convenient to carry and use, capable of removing kites wound on a high-voltage electric transmission line conveniently, flexibly and more completely; and in addition, by virtue of the design of three walking wheels, a kite remover can walk more stably on the electric transmission line.
Owner:STATE GRID CORP OF CHINA +1

Treating device with deferrization effect on front end of injection moulding machine

The invention relates to a treating device with a deferrization effect on the front end of an injection moulding machine. The treating device comprises a charging bucket, a suction feeder, a drying bucket and a mix machine, wherein the drying bucket and the mix machine which are connected in sequence are arranged on the back end of the suction feeder, and a discharge port of the drying bucket and the discharge port of the mix machine are respectively provided with magnetic devices. The discharge port of the drying bucket and the discharge port of the mix machine are respectively provided with the magnetic devices which can treat iron elements in plastic particles twice, thereby ensuring to effectively remove the iron elements in the plastic particles and reducing the influence of the iron elements on the subsequent injection moulding of the plastic particles to the minimum.
Owner:YIZHENG YINGLI AUTO PARTS MFG

Control method for stamps

The invention discloses a control method for stamps. Firstly, after a paper detecting sensor detects that a voucher to be stamped is placed on an outer bottom plate, a paper detecting signal is sent to an upper computer; the upper computer gives authorization to the stamp needed by the voucher; after the authorization is passed, the upper computer sends a paper pressing signal to a lower computer, and a paper pressing mechanism presses the voucher to be stamped under the control of the lower computer; the lower computer controls the stamp needed by the voucher to be covered with inkpad on an inkpad box and then controls a horizontal moving mechanism to move a stamp locking and storing mechanism above the voucher; the lower computer controls the stamp needed by the voucher to stamp the voucher and then controls the horizontal moving mechanism to move the stamp locking and storing mechanism into a shell; the lower computer controls the paper pressing mechanism to open the voucher. Each stamp corresponds to one stamping module, and the stamp locking and storing mechanism comprises at least one stamping module. The control method guarantees that safety of the stamps is controllable, and the risk caused by poor management of the stamps is reduced.
Owner:上海慧升智能科技股份有限公司

Detachable self-supporting truss composite floor support plate

The invention provides a detachable self-supporting truss composite floor support plate which comprises a building formwork and a plurality of steel bar trusses movably connected to the building formwork. Each steel bar truss comprises a first transverse rib, a second transverse rib, a third transverse rib, a plurality of connecting ribs connecting the first transverse rib and the second transverse rib, a plurality of first inclined ribs connected to the first transverse rib, a plurality of second inclined ribs connected to the second transverse rib and a plurality of self-tapping screws, wherein the free ends of the first inclined ribs and the free ends of the second inclined ribs are connected to the third transverse rib, and each connecting rib is provided with a threaded hole matched with the corresponding self-tapping screw in use. The building formwork is made of a composite material and comprises a panel, and a concave space is formed in the back of the panel. According to the detachable self-supporting truss composite floor support plate, the building formwork can be flexibly removed when used for the building roof pouring, so that the steel bar trusses remain in a concreteroof and form a self-supporting structure, and the support of the building formwork can be omitted.
Owner:JIANGYIN PUDUN PLASTIC

Device and method for bonding illumination mechanism of grating scale

The invention provides a device and method for bonding an illumination mechanism of a grating scale and belongs to the technical field of grating scale measurement. The device comprises a manipulator, a scale grating mechanism, an indicative grating carriage, a carriage floating support mechanism, a spring lifting pin mechanism, an oscilloscope and a glue dispensing device, wherein the scale grating mechanism is mounted above the manipulator; the carriage floating support mechanism is mounted on the side surface of the manipulator; the spring lifting pin mechanism is mounted on the other side surface of the manipulator and arranged on the opposite side of the carriage floating support mechanism; the indicative grating carriage is mounted on the carriage floating support mechanism and effectively contacted with the scale grating mechanism; the illumination mechanism is mounted on the indicative grating carriage and tightly pressed on the indicative grating carriage by the spring lifting pin mechanism; the oscilloscope and the glue dispensing device are located beside the manipulator. According to the device and the method, rigidity of the scale grating is improved, deformation of a scale grating when the scale grating is contacted with the indicative grating carriage is reduced, and reliability of the indicative grating carriage and the scale grating as well as convenience in operation is improved.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Crawler type oven with heat insulation cover

ActiveCN105410079AReduce temperature dropGood baking effectBaking ovenEngineering
The invention discloses a crawler type oven with a heat insulation cover. The crawler type oven comprises an oven body installed on a machine frame. The oven body is provided with an oven cavity and a heat source cavity located on one side of the oven cavity. The front side face of the oven body is provided with a detachable oven wall side plate. The oven wall side plate is provided with an openable observation window. The heat insulation cover is arranged outside the oven wall side plate. The heat insulation cover is provided with an observation opening. The position of the observation opening corresponds to that of the observation window. The heat insulation cover and the oven wall side plate are sequentially stacked from outside to inside and are fixed to the front side face of the oven body through fastening screws. Due to the fact that the heat insulation cover is additionally arranged on the front side of the oven body, the phenomenon that the temperature inside an oven wall is lowered due to the openable observation window can be relieved; in addition, both the heat insulation cover and the oven wall side plate are of a detachable structure, thereby being flexibly detached as needed to facilitate cleaning and clearing of the interior of the oven cavity.
Owner:新麦机械(中国)股份有限公司

Method for efficiently separating cyclohexanone and removing impurities in cyclohexanol

The invention discloses a method for efficiently separating cyclohexanone and removing impurities in cyclohexanol. The method comprises the following steps that crude alcohol ketone from the bottom ofa light component removal tower enters a dividing wall tower, a cyclohexanone product is extracted from the top of the dividing wall tower, cyclohexanol is extracted from a side line, cyclohexanol-containing intermediate ether components and heavy substances extracted from the bottom of the tower enter an impurity removal tower, the intermediate ether components and the heavy substances are continuously removed from the tower bottom of the impurity removal tower, and cyclohexanol extracted from the tower top of the impurity removal tower and cyclohexanol extracted from the side line of the dividing wall tower are combined and then directly used as a feed of a dehydrogenation reactor. According to the invention, the purpose of refining cyclohexanone and cyclohexanol is achieved, the etherintermediate components in cyclohexanol can be flexibly removed on line, and the energy consumption, investment and construction land occupation of an alcohol-ketone separation device are reduced.
Owner:CHINA PETROLEUM & CHEM CORP +1

Engineering plastic film surface impurity treatment production line

The invention discloses an engineering plastic film surface impurity treatment production line and relates to the technical field of engineering plastic processing. The engineering plastic film surface impurity treatment production line comprises a dust treatment assembly and a pressure testing assembly. The dust treatment assembly comprises a working table. The upper surface of the working tableis provided with a moving slot. A movable block is movably connected to the interior of the moving slot. An adjusting frame is fixed to one end of the movable block. Restorers are fixed to the upper surface of the inner wall of the adjusting frame. Each restorer comprises a shell. A tension spring is fixed to the interior of each shell. A movable plate is fixed to one end of each tension spring. Amovable rod is fixed to one side of each movable plate. A limiting groove is fixed to the interior of each shell. A static elimination bar is fixed to one sides of the movable rods. An adjustment lever is fixed to one side of the static elimination bar. A supporting frame is fixed to the upper surface of the working table. Under the action of the dust treatment assembly, the engineering plastic film surface impurity treatment production line can flexibly eliminate static electricity carried by an engineering plastic film so as to remove fine dust adhering to the surface of the engineering plastic film and ensure the quality of the engineering plastic film.
Owner:江苏美奥新材料有限公司

Operation channel device for spinal minimally invasive endoscope

PendingCN110477970ALarge surgical field of viewImprove molding efficiencySurgeryVisual field lossState of art
The invention relates to an operation channel device for a spinal minimally invasive endoscope, wherein the operation channel device includes a main working channel, an auxiliary working channel, a connecting plate which is arranged between the main working channel and the auxiliary working channel, an water inlet and a water outlet; the main working channel and the auxiliary working channel are arranged in parallel; the water inlet and the water outlet are arranged on both sides of the connecting plate respectively and communicate with the auxiliary working channel. Compared with the prior art, through combination of the main working channel and the auxiliary working channel, the operating visual field of a transforaminal endoscopic spine system is extended, the forming efficiency of theintervertebral foramen is improved, and the operation time is shortened; through the design that the auxiliary working channel is longer than the main working channel, the visual field of a surgical site is more fully exposed, the flexible removal of diseased tissues is facilitated and surgical injury is avoided; with single arrangement of the channel water inlet and the water outlet, the volume of the endoscopy is not occupied, operation devices of various spinal endoscopes can be combinedly contained in the main channel, the bone and soft tissue obstacles can be treated at the same time, andthe operation of the spinal minimally invasive endoscope is more flexible and efficient.
Owner:SHANGHAI TENTH PEOPLES HOSPITAL

Milling and turning composite machining tool with turning tool row device and lathe tool changing mechanism

The invention discloses a milling and turning composite machining tool with a turning tool row device and a lathe tool changing mechanism, and relates to a milling and turning composite machining tool. The milling and turning composite machining tool is to solve the problems that a conventional milling and turning composite machining tool cannot realize the jointed intensiveness and autocontrol of a milling procedure and a turning procedure and cannot realize automatic clamping and tool changing of a turning tool so as to reduce the production efficiency of the milling and turning composite machining tool. A lathe spindle assembly is arranged at the left end of a worktable and in slip connection with the worktable; the lathe tool changing mechanism is fixedly arranged at the right end of the worktable; and the turning tool row device is arranged under a spindle box or on the lathe tool changing mechanism. The milling and turning composite machining tool changes a turning tool changingmode and a turning tool fixing mode of a conventional similar product and improves the production efficiency. Moreover, the milling and turning composite machining tool expands the using functions ofequipment, and a lathe spindle device can be flexibly moved according to practical requirements of users to fully serve as a vertical-type machining and milling center. The milling and turning composite machining tool expands the machining range and the milling effect of the equipment.
Owner:黑龙江光大数控机床有限责任公司

Automatic slicing device with medicinal material debris collecting function for traditional Chinese medicine pieces

The invention discloses an automatic slicing device with a medicinal material debris collecting function for traditional Chinese medicine pieces. The device comprises a casing, the bottom end of eachfixed frame is fixedly connected to one side of an anti-adhesive plate through a fixed column, a clamping block is fixedly connected to a cutter through bolts, the cutter is between two fixed frames,the bottom of an inner side of the casing is fixedly equipped with a support block, the top of the support block is fixedly equipped with a spring assembly, the bottom of the inner side of the casingis fixedly equipped with a slide rail, a mounting frame is movably connected in the slide rail, the top of the mounting frame is fixedly connected to the bottom of a debris receiving box, and the debris receiving box is located directly below a slicing board. Spring assemblies are set, the slicing plate generate upward and downward vibration, after multiple times of vibrations, the collection ofmedicinal material debris is facilitated, the anti-adhesive plate is set, an adhered medicine material on the cutter slides from the cutter under the blocking of the anti-adhesive plate, the processing quality and processing efficiency of the pieces are improved, and better use prospects are brought.
Owner:安徽华天宝中药饮片有限公司

Protecting device for multilayer lifting-and-transverse-moving-type parking equipment

The invention discloses a protecting device for multilayer lifting-and-transverse-moving-type parking equipment. The protecting device comprises a mounting plate. A plurality of vertical rods are arranged at the top of the mounting plate, one sides of the multiple vertical rods are provided with reinforcing transverse rods correspondingly, and the other sides of the multiple vertical rods are provided with buffering layers correspondingly. Protecting layers are arranged on the side faces of the buffering layers, one sides of the protecting layers are provided with advertising coatings, and theother sides of the protecting layers are provided with a plurality of fixing blocks. Hook-and-loop fasteners are arranged on the two sides of the multiple fixing blocks correspondingly, and triangular fixing plates are arranged on the two sides of the bottoms of the multiple vertical rods correspondingly. According to the protecting device, through the buffering layers made of rubber materials, the good buffering effect is achieved, thus the good protecting effect is achieved on a vehicle and the protecting device, damage of collision to the vehicle, the vertical rods and the reinforcing transverse rods is reduced, and the service life of the protecting device is effectively prolonged while the collision force intensity is reduced; and by utilizing the protecting layers made of high-springback sponge materials, the scraping situation, caused by slight collision, of the vehicle is effectively avoided, and the unnecessary economical loss is prevented from occurring to a vehicle owner.
Owner:ANHUI LOCKU INTELLIGENT PARKING EQUIP

Self-supporting type truss composite material floor bearing plate preparation method

The invention provides a self-supporting type truss composite material floor bearing plate preparation method, which comprises the steps: building template preparation, reinforcing steel bar truss preparation and building template and reinforcing steel bar truss assembling, wherein the building template preparation comprises the following steps: step 1, preparing a building template; step 2, arranging through holes at the cross parts between a part of transverse ribs and longitudinal ribs; the reinforcing steel bar truss preparation comprises the following steps: step 1, preparing a first transverse rib, a second transverse rib and a third transverse rib; step 2, pre-embedding bolts in connection ribs; building template and reinforcing steel bar truss assembling comprises the following steps: utilizing self-tapping screws to sequentially extend into through holes and bolts to connect the building template with the reinforcing steel bar truss. According to a self-supporting type truss composite material floor bearing plate prepared by the self-supporting type truss composite material floor bearing plate preparation method disclosed by the invention, the building template and the reinforcing steel bar truss are connected through a detachable structure; when the self-supporting type truss composite material floor bearing plate is applied to pouring a building roof, the building template can be flexibly disassembled, and the reinforcing steel bar truss is left in a concrete roof; furthermore, the reinforcing steel bar truss can form a self-supporting type structure, and supporting of the building template can be eliminated.
Owner:JIANGYIN PUDUN PLASTIC

A garbage compression liquid filter

The invention mainly discloses a garbage compression liquid filtering machine, which has the technical scheme that the garbage compression liquid filtering machine comprises a machine frame, wherein an oil cylinder, a compression plate and a fixed filtering frame are arranged on the machine frame; filtering plates are arranged between the fixed filtering frame and the compression plate; a filtering chamber is formed between the filtering plates; a liquid inlet passage, a water discharge groove and a liquid outlet passage are respectively formed in each filtering plate; the water discharge groove communicates with the liquid discharging passage; filter cloth is embedded on the water discharging groove; a liquid inlet is formed in the fixed filtering frame; the liquid inlet communicates with the liquid inlet passage; support feet are symmetrically arranged on the bottom surface of the fixed filtering frame; a water collecting groove is formed between the support feet and the machine frame; the water collecting groove is positioned under the filtering plates; buffer mechanisms are uniformly distributed in the water collecting groove. The garbage compression liquid filtering machine has the advantages that the structure is simple; the connection is flexible; the filtering efficiency is high; the filtering effect is good; the garbage compression liquid is effectively treated; the recovery quantity of the filtering liquid is improved.
Owner:浙江精功环境技术有限公司

Directional broadband efficient surface wave excitation device

ActiveCN105141276AHigh Surface Wave Excitation EfficiencyFlexible accessImpedence networksWireless transmissionSurface wave excitation
The invention provides a directional broadband efficient surface wave excitation device. The directional broadband efficient surface wave excitation device comprises an input matching section, an excitation section and a cover plate, wherein the input matching section comprises a coaxial connector, a coaxial-ridge waveguide switch and a ridge waveguide-waveguide switch; the excitation section comprises a downwards excitation section and an upwards excitation section. Non-contact between an inner core of the coaxial connector and the single ridge waveguide can be realized by opening a pore on a ridge of the single ridge waveguide. The excitation section adopts a two-stage structure to realize the broadband efficient surface wave excitation. Compared with the existing excitation device, the excitation device provided by the invention obviously improves the bandwidth performance and excitation efficiency, and can flexibly move on the surface of the surface wave and enhance the flexibility of application. The directional broadband efficient surface wave excitation device provided by the invention is wide in frequency band, high in surface wave excitation efficiency, compact in structure, easy in processing and low in cost; a surface wave wireless transmission system is formed by the directional broadband efficient surface wave excitation device and the surface of the surface wave, so that the excitation device can flexibly access and remove from the surface of the surface wave, thus the wireless fast transmission application requirement for high speed big data by the millimeter wave frequency band in the future can be satisfied.
Owner:XIAN INSTITUE OF SPACE RADIO TECH

Power-on process control method and device for multi-branch battery energy storage system

The invention provides a method and a device for controlling the power-on flow of a multi-branch battery energy storage system. The method mainly comprises the following steps: an MBCU obtains the voltage of each branch according to state information reported by the S-BCU of each branch, the MBCU enable the power-on flow of partial branches of which the voltages exceed the average voltage of the various branches upon judging the imbalance of the voltages of the various branches and when a charging / discharging request is external discharging, and when the charging / discharging request is external charging, the MBCU enables the power-on flow of partial branches of which the voltages are lower than the average voltage of the various branches. According to the method, when the voltages of the branches are in an imbalance state, partial unbalanced branches are enabled to enter the power-on flow firstly by use of the MBCU, and each branch is powered on in different time so that the system stability can be improved. As a plurality of branches connected in parallel, the branches out of order can be flexibly removed without affecting the work of other branches, and therefore, the reliability of the battery energy storage system is improved.
Owner:BEIJING ELECTRIC VEHICLE

Handheld steel bar rust removing machine

The invention relates to a handheld steel bar rust removing machine which comprises a rust removing rack, a first connecting frame, a second connecting frame and sand rubbing cloth, a driving motor is installed in the rust removing rack, two handles are further installed on the rust removing rack, and the handles are oppositely arranged on the rust removing rack; one end of a cross rod in the first connecting frame is rotationally connected to the rust removing rack; the second connecting frame and the first connecting frame are oppositely arranged left and right, and one end of a cross rod in the second connecting frame is hinged to the rust removing rack; and the sand rubbing cloth is mounted between the first connecting frame and the second connecting frame, and the sand rubbing cloth can be driven by the driving motor to move left and right in a reciprocating manner. According to the steel bar rust removing machine provided by the invention, the sand rubbing cloth is driven by the driving motor in a left-right reciprocating manner, so that rust on a steel bar is quickly and flexibly removed.
Owner:CHINA FIRST METALLURGICAL GROUP

A special dander suction device for the production of protective clothing

The invention discloses a hair-absorbing device specially used for producing protective clothing, and relates to the technical field of protective clothing processing. The invention includes a working shell, a rotating shaft is fixed on one side of the working shell, a connecting rod is fixed on the inner ring of the rotating shaft, a fan blade is fixed on one end of the connecting rod, a plurality of first transmission blocks are fixed on the outer side of the connecting rod, and a protective shell is fixed on one side of the working shell. The motor is fixed inside the protective shell, the second transmission block is fixed on the output shaft of the motor, the transmission belt is sleeved on the outside of the first transmission block and the second transmission block, there are installation holes on the first surface of the working shell, and there are ventilation holes on the first surface of the working shell. A mounting block is interferentially connected inside the mounting hole, and a mounting rod is fixed on one side of the mounting block. Through the function of the protective shell, the present invention can flexibly remove the dust on the surface of the protective clothing. Not only the dust removal efficiency is high, but also the dust in the gaps between the cloth of the protective clothing can be removed. Compared with the traditional vacuum cleaner, it is more efficient and designed as The hand-held method can more flexibly clean the details of the protective clothing.
Owner:安徽天元医疗科技有限公司

Box-type juicing component and juicer

PendingCN113080682ASolve the shortcomings of laborious cleaningSolve the problem of troublesome cleaningStrainersTap waterEngineering
The invention discloses a box-type juicing component and a juicer. The box-type juicing component can be flexibly, detachably and movably sleeved in an extrusion operation area of the juicer for matched use. The box type juicing component comprises an upper cover piece, a lower bottom piece and an extrusion piece; the lower bottom piece is provided with a bottom plate opening; a second filtering hole is formed in the lower half portion of a material containing frame body at the upper end of a second side frame of the lower bottom piece, a juice collecting cavity is formed in the lower end direction of the second filtering hole, and a juice outlet pipe is arranged at the bottom end of the juice collecting cavity; the extrusion piece is sleeved in the lower bottom piece; the upper cover piece is matched with the lower bottom piece; the device is provided with an integrated three-in-one suite, and has the characteristics of smoothness and no narrow dead angle for clamping pomace; in the using process, the juicer can be flexibly taken down from the machine box, cleaning can be rapidly completed only by flushing with tap water, and the problem that cleaning is troublesome during juicing is solved; the invention further discloses a juicer comprising the box type juicing component, and the juicer has the advantages of being convenient to use and operate and easy and fast to clean.
Owner:喻丹
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