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62results about How to "Satisfy operability" patented technology

Hemp-like bast fibre flash explosion-high temperature boiling combination degumming technique

The flash bursting and high temperature digesting process for degumming hemp bast fiber includes pre-treatment, flash bursting and high temperature digesting to eliminate residual pectin, hemicellulose and lignin from hemp bast fiber, and raise the fiber fracturing degree and softness. The flash bursting and high temperature digesting process has ideal degumming effect, obvious non-fiber component eliminating effect and less pollution, and the degummed hemp bast fiber has high cellulose rate, high fiber fracturing degree and high fiber flexibility.
Owner:THE QUARTERMASTER EQUIPMENT RESEARCH INSTITUTE OF THE GENERAL LOGISITIC DEPARTME

Closed type hydraulic transmission system

The invention discloses a closed type hydraulic transmission system which solves the problem that impact pressure on a motor shell caused by high-pressure oil during status switching and a certain amount of pressure existing in a loop when a hydraulic motor does not work produce resistance on vehicle running. The closed type hydraulic transmission system comprises a power input mechanism, a hydraulic pump assembly, a hydraulic control valve set, a first hydraulic motor, a second hydraulic motor, a non-pressurization oil tank and a control unit. The power input mechanism is in mechanical connection with the hydraulic pump assembly which is in pipeline connection with the hydraulic control valve set, the hydraulic control valve set is in pipeline connection with the first hydraulic motor and the second hydraulic motor respectively, the first hydraulic motor is in mechanical connection with a load mass body of the first hydraulic motor, the second hydraulic motor is in mechanical connection with a load mass body of the second hydraulic motor, both the hydraulic pump assembly and the hydraulic control valve set are in pipeline connection with the non-pressurization oil tank, and the control unit is connected with the hydraulic pump assembly and the hydraulic control valve set through signal wires.
Owner:JILIN UNIV

Concrete pipe pile

The invention discloses a concrete tubular pile, which is characterized in that the tubular pile is casted by concrete, wherein each cubic meter concrete comprises raw materials with the following parts by weight, 280+-20 parts of cement, 130+-10 parts of mixture of milling silica sand and slag micro-powder or slag micro-powder, 190+-20 parts of residual serum, 580+-50 parts of sand, 350+-50 parts of small stones, 1100+-100 parts of crud stones, water reducer whose weigh is equal to 0.5-0.75% of whole parts by weight of cement and milling silica sand, and appropriate amount of water, wherein the weight concentration of gelling material in the residual serum is 30-40%. The concrete tubular pipe fully utilizes the residual serum which is produced in the tubular pile production process, and effectively utilizes blast-furnace waste slag which is produced in steel-smelting industry, thereby obtaining excellent environment-friendly benefits, saving cement usage, and reducing production cost. Concrete strength of the body of tubular pile reaches over C90 after tested.
Owner:GUANGDONG SANHE PILE CO LTD

Non-contact intelligent distribution device based on WebService and design method thereof

The invention provides a non-contact intelligent distribution device based on WebService and a design method of the device. The non-contact intelligent distribution device comprises local intelligent distribution terminal equipment and remote portable equipment, wherein the local intelligent distribution terminal equipment comprises a microprocessor, a WebService module, a wireless communication module and peripheral equipment; the remote portable equipment comprises a WebService client terminal and a network communication module; and the local intelligent distribution terminal equipment and the remote portable equipment share data through a wireless network between the wireless communication module and the network communication module. The requirements of easiness in operation, high efficiency in working, safety in implementation, data accuracy and the like in the process of polling and maintaining the intelligent distribution terminal equipment by operators are satisfied. The difficulty of developing application programs on different operation system platforms is lowered, the product development cycle is shortened, the possibility of creating more benefits for enterprises is improved, and the stability of a system is enhanced.
Owner:CHINA ELECTRIC POWER RES INST +1

Real-time electronic cigarette power adjustment system based on pressure key

The invention discloses a real-time electronic cigarette power adjustment system based on a pressure key. The real-time electronic cigarette power adjustment system comprises a pressure sensing module on an electronic cigarette body, the pressure key, a misoperation judgment module, a control processor and a power control module, wherein the pressure key is installed on the pressure sensing module and exposed on the surface of the electronic cigarette body, the control processor is arranged in the electronic cigarette body provided with a screen and a heating module, and is positioned below the screen, the pressure sensing module is electrically connected to the control processor via the misoperation judgment module, and the control processor is electrically connected to the screen, the power control module and the heating module. The real-time electronic cigarette power adjustment system based on the pressure key has the advantages that a user can adjust electronic cigarette power conveniently only by controlling the pressure key instead of complicated operations on a plurality of keys and does not need to suspend electronic cigarette power output during power adjustment, thereby gaining excellent use experience.
Owner:深圳市思拓微电子有限公司

Fiber bundle dividing and washing method and device

The invention relates to a fiber bundle dividing and washing method and a fiber bundle dividing and washing device. The method comprises the following steps of: 1) arranging a plurality of groups of fiber dividing and washing units and a fiber output unit on a frame, wherein each unit is provided with a running rotating crawler; 2) passing a feeding roller through a crawler input end of each fiber dividing and washing unit so as to convey the fiber bundle forward, making the fiber bundle enter a fiber dividing and washing area which is provided with a beater and a fiber dividing roller at intervals, simultaneously opening a high pressure water pipe which is arranged above the beater and the fiber dividing roller, and performing washing soaking, beating, carding and fiber dividing on the fiber bundle edges; 3) feeding the fiber treated by the previous fiber dividing and washing unit to the next fiber dividing and washing unit for continuous fiber dividing and washing; and 4) feeding the fiber treated by the last fiber dividing and washing unit into a fiber dividing input area, performing water squeezing operation through a squeezing roll, feeding the fiber into a cloth arrangement mechanism, arranging and folding the strip-shaped fiber through the cloth arrangement mechanism, and feeding the fiber into a fiber storage box. The fiber bundle dividing and washing method and the fiber bundle dividing and washing device can be widely applied to fiber dividing and washing treatment for various bast fibers, leaf fibers, and grass family fibers.
Owner:WUHAN HEMP BIOLOGICAL TECH CO LTD +3

Non-contact type computer operating method based on Leap Motion

The invention relates to a non-contact type computer operating method based on a Leap Motion. The method comprises the following steps that 1 data are collected by the Leap Motion in an infrared LED and gray scale camera mode, and after algorithm treatment is conducted, corresponding hand data are generated; 2 by treating hand data collected by the Leap Motion, and two different gestures, namely a natural gesture and a track gesture, are obtained by different judgment standards and identification methods; 3 a computer operation is matched; 4 the computer operation is executed. The non-contact type computer operating method has the advantages that information input is carried out by detecting motions of a human body, so that the whole operating and controlling process is free; a user can use the method under multiple environments freely, and operation and control can be achieved on a computer only need to carry out a simple gesture motion by the user; a somatosensory technology is applied to the operation for a computer equipment system level for the first time, and the defects that delay of a Kinect is high, and close-range precise recognition cannot be well conducted are made up.
Owner:SHANGHAI OCEAN UNIV

Sense coexisting TD-SCDMA and sensor network convergence transmission system

The invention provides a sense coexisting TD-SCDMA and sensor network convergence transmission system, belongs to the technical field of broadband wireless mobile communication networks and aims at the problem that data transmission of an existing wireless sensor network cannot adapt to the demands of complicated electromagnetic and geographical environments on different networking modes. The sense coexisting TD-SCDMA and sensor network convergence transmission system comprises a sensor node, an aggregation node and a central node. The sensor node is used for monitoring an electromagnetic frequency spectrum and transmitting monitored data to the aggregation node. The aggregation node is used for reporting a network topological graph and relaying and forwarding data. The central node is used for serving as a control node, issuing an instruction, summarizing frequency spectrum monitoring information and generating the network topological graph. The sensor node, the aggregation node and the central node respectively have Wi-Fi and TO-SCDMS transmission means, and the data can be transmitted in Wi-Fi and TO-SCDMS hybrid networks. The sense coexisting TD-SCDMA and sensor network convergence transmission system is used in a wireless sensor network.
Owner:HARBIN INST OF TECH

Fosthiazate-containing pesticide fertilizer granule with water soluble function

The invention discloses a fosthiazate-containing pesticide fertilizer granule with a water soluble function. The pesticide active component comprises fosthiazate or a composition of the fosthiazate and other pesticides; the pesticide fertilizer granule is prepared by the following steps: smashing to form a powder combination with the particle size of 200-300 meshes after using a porous material to adsorb the fosthiazate, fusing the powder combination with a water soluble fertilizer granule bonded with a fusion agent on the surface, and screening to obtain the pesticide fertilizer granule. The pesticide fertilizer granule is used for preventing a root-knot nematode in the agricultural production through the modes of drop irrigation, rinsing fertilization or broadcasting application. The pesticide fertilizer granule provided by the invention is simple in preparation process and convenient for industrial production, realizes the synergism of the pesticide and the fertilizer, saves both time and labor, meets the reality requirement of the modern agricultural fertilizer and pesticide use, has good prevention and treatment effect on the fosthiazate and increases the safety of the crops, particularly the greenhouse crops.
Owner:SHAANXI SUNGER ROAD BIO SCI

Anal fistula patch or plug, as well as preparation method and application thereof

The invention provides an anal fistula patch or plug, as well as a preparation method and application thereof. The anal fistula patch or the anal fistula plug is prepared from an acellular dermal matrix. The acellular dermal matrix is obtained by performing protein enzyme solution digestive treatment, surfactant-containing hypertonic saline acellular treatment, crosslinking treatment, DNA degradation treatment and amino acid nutritional treatment on allogenic skin. The invention further provides application of the anal fistula patch or the anal fistula plug to preparation of a biological material for treating anal fistula. The acellular dermal matrix derives from human skin tissue, special physicochemical and biochemical treatment is conducted, all the components which may cause immunologic rejection are removed, the fiber three-dimensional stent structure of the original tissue is retained integrally, new vessels and fibroblasts grow quickly after implanting, and a good clinical effect is achieved.
Owner:BEIJING JAYYALIFE BIOTECH CO LTD

Method for realizing short-circuit test between pole lines of converter valve by using high-speed power electronic switch

The invention provides a method for realizing short-circuit test between pole lines of a converter valve by using a high-speed power electronic switch. By using a high-speed power electronic switch to carry out breaking and closing in the operation process between the positive and negative electrodes at the direct-current side of a back-to-back converter valve, the duration of short-circuit current in a loop can be controlled accurately, and on-off of short-circuit current test between the positive and negative electrodes at the direct-current side of a flexible direct-current power transmission converter valve is realized. Under the condition that thyristor-level energy taking and synchronous pulse control are solved, the purpose of controlling the duration of short-circuit current in the loop in an efficient, reliable, large-capacity and accurate manner is achieved by using a thyristor assembly as a high-speed power electronic switch.
Owner:CHINA XD ELECTRIC CO LTD

Industrial exhaust gas purification treatment system

The invention belongs to the technical field of industrial exhaust gas treatment and provides an industrial exhaust gas purification treatment system. The system comprises a gas inlet, an oil fume gas condensing tower, a wet water film high pressure industrial exhaust gas purifier, a bag dust removing device, a cold combustion electrolysis tower, a plasma photocatalytic device and a gas outlet, the above parts are orderly communicated by pipes, a fan is arranged at the gas outlet, the top of the oil fume gas condensing tower is communicated with the top of the wet water film high pressure industrial exhaust gas purifier, the bottom of the wet water film high pressure industrial exhaust gas purifier is communicated with the bottom of the bag dust removing device, the top of the bag dust removing device is communicated with the top of the cold combustion electrolysis tower, and the bottom of the cold combustion electrolysis tower is communicated with the bottom of the plasma photocatalytic device. The system solves the problem that the existing treatment device has poor industrial waste gas treatment effects and cannot satisfy the existing industrial waste gas treatment demands.
Owner:HEBEI JIETIAN ENVIRONMENT PROTECTION EQUIP CO LTD

Method and system based on GIS electronic map interactive operation

The invention discloses a method for interactive operation based on GIS electronic maps and a system thereof. The method comprises the following steps: a first client and a second client send request information for downloading electronic maps to a database server respectively, and receive electronic map data sent by the database server for display; the first client and the second client send access request to a service end, and are accessed to the service end respectively; the first client operates the displayed electronic map data according to the operating instructions of users, and sends the electronic map data to the service end according to the operation information instructions generated through the operation; the second client operates the displayed electronic map data correspondingly according to the operation information forwarded by the service end. By adopting the method for interactive operation based on GIS electronic maps, the electronic map data information and the operations of all of the clients are synchronized in real time, thus ensuring cooperation between a plurality of clients well and achieving interaction of information.
Owner:GUANGDONG VTRON TECH CO LTD

Ultrasound image storage method and system

The invention relates to an ultrasound image storage method and an ultrasound image storage system. The ultrasound image storage method and the ultrasound image storage system support DICOM (digital imaging and communications in medicine) standards. With the adoption of the ultrasound image storage method and the ultrasound image storage system, document transmission is convenient. Meanwhile, a plurality of third party DICOM tools and libraries are available in the existing market, overlapping development is avoided, software development workload is reduced, the software quality is improved, and the product development cycle is shortened. The types of data files (such as BMP (bitmap), JPEG (joint photographic experts group), AVI (audio video interactive), CINE, and the like) at the inner part of the system are reduced, and the image data files are simpler to manage. Operations such as re-measurement, image processing, movie playback and the like on the image data of the files can be achieved because necessary data and parameters are stored in the ultrasound image files. Meanwhile, data in the files can be conveniently analyzed on a PC (personal computer) by application software, and the analysis is independent of an ultrasound system hardware device.
Owner:EDAN INSTR

Multiway electro-hydraulic control valve adopting oil return differential pressure as pilot oil source

The invention relates to a multiway electro-hydraulic control valve adopting oil return differential pressure as a pilot oil source. The multiway electro-hydraulic control valve comprises an oil inflow valve group, an oil return pressure adjusting valve group, and multiple electro-hydraulic directional control valve groups arranged between the oil inflow valve group and the oil return pressure adjusting valve group. Common oil inflow channels, middle unloading channels and double-way oil return channels are arranged in valve bodies of the oil inflow valve group, the electro-hydraulic directional control valve groups and the oil return pressure adjusting valve group. The common oil inflow channels are communicated with the common oil return channels in parallel respectively. The middle unloading channels are of a series oil way structure. Pilot oil cylinders are arranged in end covers of the electro-hydraulic directional control valve groups. One end of a directional main valve element of each electro-hydraulic directional control valve group is connected with the corresponding pilot oil cylinder in a coaxially matched mode. Electromagnetic pilot valves are integrated on the electro-hydraulic directional control valve groups. Pilot pressure adjusting valves are arranged in the oil return channels of the oil return pressure adjusting valve group. 2-3 Mpa constant-value differential pressure is formed at the front ends and the rear ends of overflow ports of the pilot pressure adjusting valves. The safety guarantee requirements for remote control over hydraulic machines and safety guarantee for equipment or staff in an emergency can be met, and configuration of pipelines and the oil source is reduced.
Owner:泸州众大科技液压件有限公司

Collecting device for rail-replacing fasteners of long steel rail

The invention discloses a collecting device for rail-replacing fasteners of a long steel rail. The collecting device comprises a flat car, a transport belt conveyor and a bucket chain conveyor, wherein two pairs of guide rails are arranged on a bottom plate of the flat car; two supporting rollers are further arranged at the two sides of the left end of the flat car; the transport belt conveyor is the horizontal type belt conveyor; the transfer belt conveyor can move front and rear on the flat car; the bucket chain conveyor comprises a horizontal fixed frame and a swing lifting frame, a chain suspended with an iron bucket and a chain wheel; the iron bucket is used for loading the recycled fasteners; the horizontal fixed frame and the swing lifting frame are hinged through a hinged lug; the lower part of the swing lifting frame is supported by a supporting roller in a sliding mode; the lower part at the left end of the swing lifting frame is equipped with a supporting wheel capable of being supported on the iron rails; while the fasteners are recycled, the swing lifting frame extends to the outside of the flat car and is supported on the iron rails; after being put into the iron bucket, the fasteners can be fed into the flat car; and while not working, the swing lifting frame can be manually retracted into the flat car under an electric condition and an emergency condition. The collecting device is simple in structure, is convenient to deploy and retract, and is safe to operate.
Owner:HUBEI UNIV OF TECH

Block chain-based energy transaction system and transaction method thereof

The invention discloses an energy transaction system based on a block chain. The system comprises an energy transaction system, a smart contract, an electric meter, a wallet, a transaction object, a block chain network and the internet, wherein the smart contract is a digitalized real contract, the wallet is used for storing a private key of a user, and the energy transaction system comprises a background service and a foreground application; the transaction object comprises an electricity selling company and an electricity user; the electric meter comprises an intelligent module and has a metering function and a communication function. A transaction method according to the transaction system comprises a transaction scheme and a power utilization scheme. The system has the advantages that the system is an energy transaction platform oriented to different types of users, a block chain network is established as a basic platform, the encryption technology of the block chain is utilized, the security of transaction and the tamper-proofing performance of transaction data are ensured, different types of transaction modes are met by adopting an intelligent contract, and the system is matched with the transaction system, so that the requirements of convenient operation and system interaction of the user are met, the electric power is freely circulated, and a completely closed-loop full-circulation electric power transaction ecological system is formed.
Owner:QINGDAO ITECHENE TECH CO LTD

Convenient-to-plug power supply device

InactiveCN105846240AFix driver issuesWide docking location areaCoupling device detailsElectricityElectric power
The invention provides a convenient-to-plug power supply device including a power receiving side device (9) connected with a power consuming device and a power supply side device (8) connected with a power source electrically. The power receiving side device (9) can move along with the power consuming device so as to get close to the power supply side device (8), so that power supply can be realized. The power receiving side device (9) includes a bed frame (91) and a guide rod (92) supported by a support arm (93) fixedly connected with the bed frame (91). The guide rod (92) is slidably provided with a power supply plug device (94) electrically connected with the power consuming device through an extendable cable (940).
Owner:QINGDAO HAITENGDA MACHINERY TECH CO LTD

Beidou/GNSS (Global Navigation Satellite System) satellite navigation teaching and experiment cloud platform

The invention discloses a Beidou / GNSS (Global Navigation Satellite System) satellite navigation teaching and experiment cloud platform, which comprises a client, disposed in the local place of a user;a mobile terminal, disposed in the open air and configured to acquire differential data and upload the differential data to a server end through an Internet; and a server end, connected with the mobile terminal and the client through an Internet, wherein the client uses teaching and scientific research resources and data resources of the server end and uploads local resources; the data acquired by the mobile terminal are stored in a differential server of the server end for use by the client. The Beidou / GNSS satellite navigation teaching and experiment cloud platform has the advantages of convenience in operation, high integration degree, good effect and the like.
Owner:湖南纳毫维信息科技有限公司

Inventory management method and device for unmanned warehouse, storage medium and computer equipment

PendingCN111445192ASatisfy daily supplementSatisfy operabilityLogisticsMaterial typeData information
The invention discloses an inventory management method and device for an unmanned warehouse, a storage medium and computer equipment, and the method comprises the steps: obtaining a material type corresponding to a warehousing material in a first time period; obtaining a material type corresponding to the ex-warehouse material in a second time period; according to the material types, managing warehouse-in materials and / or warehouse-out materials in a specified mode; according to the settlement instruction information, settling the warehouse-in amount information and the warehouse-out amount information corresponding to the materials of all the material types, and generating current inventory amount information corresponding to the materials of all the material types; recording identity information of warehouse management personnel during the first time period and / or the second time period, and warehouse environment information; and generating warehouse management statistical data information according to the warehouse-in amount information, the warehouse-out amount information, the current inventory amount information, the identity information of warehouse management personnel andthe warehouse environment information corresponding to the materials of all the material types. Enterprise inventory management difficulty can be reduced and enterprise work efficiency can be enhanced.
Owner:深圳市坤同智能仓储科技有限公司

Tray type feeding and discharging device

The invention provides a tray type feeding and discharging device. The tray type feeding and discharging device comprises a frame, wherein a cuboid-shaped first frame body, a second frame body and a third frame body are arranged on the machine frame, and the first frame body, the second frame body and the third frame body are arranged in an L-shape; a first stand column, a second stand column, a third stand column and a fourth stand column are respectively arranged at four corners of the top surface of the second frame body; and the second frame body is provided with a first tray platform, andthe third frame body is provided with a second tray platform. The tray type feeding and discharging device is simple in structure and low in manufacturing cost, can meet the feeding and discharging operations of most of tray materials or products, replaces manual low-efficiency operation, improves the production efficiency, and can realize full-automatic feeding, discharging and transportation.
Owner:SHAODONG INTELLIGENT MFG INNOVATIVE INST

Human-computer interaction design method for touch screen information system

The invention relates to a human-computer interaction design method for a touch screen information system. The method includes the steps of design of information architecture, design of a task flow, design of interactive operations, design of visual display, evaluation of human-computer work efficiency and design optimization based on user experience. According to problems and corresponding optimization suggestions which are obtained through evaluation of the human-computer work efficiency, and by combining with using feedback of users, human-computer interaction design optimization of the touch screen information system is carried out from a strategic layer, a scope layer, a structure layer, a framework layer and a presentation layer of human-computer interaction of the touch screen system, and a design optimization scheme is obtained. The efficiency and quality of touch screen human-computer interaction design can be improved, cognitive loads of the users are reduced, and the human-computer work efficiency and user experience of the touch screen information system in the information architecture, task flow, interaction operation and visual display are improved.
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST

Motor with brake in rear end cap

The invention discloses a motor with a brake in a rear end cap. The rear end cap is divided into a bearing chamber and a brake chamber, and a rotating shaft hole is formed between the bearing chamber and the brake chamber. The rear end portion of a rotating shaft penetrates the rotating shaft hole and is then placed in the brake chamber of the rear end cap, and space between the rotating shaft and the rotating shaft hole is sealed by a sealing ring. A bearing is arranged in the bearing chamber of the rear end cap, and an elastic component is assembled in a compressed way between the bearing and the rotating shaft hole. The brake is placed in the brake chamber of the rear end cap and installed in the rear end portion of the rotating shaft. The rear end cap is provided with an operation window in the side of the brake chamber. According to the invention, the rear end cap of the motor includes the brake, space between the brake and the bearing chamber is sealed, and influence of dust on a motor body is reduced. The operation window is reserved in the rear end cap, so that requirements for operating and adjusting the rear end of the motor are satisfied in real time in the motor using process. The structure is compact and simple, the occupation space is small, the motor weight is reduced, and the motor is light and convenient to maintain.
Owner:NANJING ESTUN AUTOMATION CO LTD

Blood purification model person

PendingCN110807979AAvoid psychological harmAvoid worriesEducational modelsLoudspeakerBlood purification
The invention relates to a blood purification model person. A right subclavian vein hemodialysis catheter interface, a right internal jugular venous hemodialysis catheter interface, a right femoral vein hemodialysis catheter interface and two arteriovenous anastomosis internal fistula interfaces are sleeved with outer end plugging heads; a controller is mounted at the position, corresponding to anautomatic constant-pressure miniature water pump, in a simulation model person body; a control operation panel is fixedly mounted at the position, corresponding to the controller, of the outer side of the simulation model person body; a loudspeaker is fixedly mounted in the head of the simulation model person body; the loudspeaker and the automatic constant-pressure miniature water pump are electrically connected with the controller through wires; and the controller is electrically connected with the control operation panel through a wire; The whole process of blood purification is comprehensively understood and mastered, and finally an operator has the ability to deal with various problems occurring in the blood purification circulation process.
Owner:THE FIRST AFFILIATED HOSPITAL OF ZHENGZHOU UNIV

Power supply device having power-on indication

InactiveCN105846235AFix driver issuesWide docking location areaCoupling device detailsElectricityEngineering
A power supply device with a power-on indication, comprising a power receiving side device (9) for connecting with a power consumption device and a power supply side device (8) for electrically connecting with a power source, the power receiving side device (9) can Moving close to the power supply side device (8) along with the power consumption equipment to realize power supply, wherein the power reception side device (9) includes a base frame (91) and is fixedly connected to the base frame (91) The guide rod (92) supported by the support arm (93) of the guide rod (92) is slidably installed with a power supply plug device ( 94).
Owner:吴晓笑

Drilling liner hanger controlled by surface bit weight and control method of drilling liner hanger

The invention discloses a drilling liner hanger controlled by surface bit weight and a control method of the drilling liner hanger. The control method of the drilling liner hanger comprises the stepsof: a, connecting the upper end of the drilling liner hanger with a drilling rod and the upper end of the drilling liner hanger with a drilling liner, b, operating the drilling rod to ascend and descend according to a certain rule when hanging of the drilling liner hanger is performed after the lower end of the drilling liner is contacted with a shaft bottom, setting a pressure threshold in advance, setting as '1' when the pressured borne by the drilling liner hanger is greater than the threshold and as '0' when the pressured borne by the drilling liner hanger is less than the threshold, and c, performing a hanging task after the drilling liner hanger receives a control instruction. The drilling liner hanger is internally provided with a battery, a motor, a strain gauge and an undergroundcircuit board; and when the hanging of the drilling liner hanger is required to be performed, an operator achieves the hanging of the drilling liner hanger by raising and lowering the drilling rod.
Owner:JIANGSU AERO SPACE HONGPENG NUMERICAL CONTROL MACHINERY

Multifunctional insulating bar

The invention provides a multifunctional insulating bar. The multifunctional insulating bar comprises an insulating control rod, an electrically conductive line connector hook arranged at the upper end of the control rod, an insulating telescopic rod detachably arranged at the lower end of the control rod, a plurality of lamps arranged at the upper end of the control rod and distributed circumferentially, a rechargeable battery arranged in the control rod, an inductive electroscope connected with the battery, a battery indication module connected with the battery and arranged on the outer sideof the control rod, a first controllable switch connected in series to a connecting wire of the electroscope and the battery, second controllable switches connected in series on connecting wires between the battery and the lamps, a control module connected with the first controllable switch and the second controllable switches as well as a handheld device wirelessly connected with the control module, wherein the line connector hook is electrically connected with the electroscope which comprises an audible and visual alarm module arranged on the outer side of the control rod. The multifunctional insulating bar has the advantages that safety risks of a worker can be reduced, working efficiency can be increased and energy can be saved.
Owner:STATE GRID FUJIAN ANXI POWER SUPPLY
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