42results about How to "Large space capacity" patented technology

The invention discloses a calcitriol solid lipidic dispersion and a preparation method thereof. Raw materials of the calcitriol solid lipidic dispersion comprise calcitriol, one or more lipidic carriers and solid carriers, wherein a mass ratio of calcitriol to the one or more lipidic carriers is 1: (90-200000); a mass ratio of the one or more lipidic carriers to the solid carriers is (1-2): 1; and the one or more lipidic carriers are selected from caprylic triglyceride, capric triglyceride, caprylic / capric triglyceride, laurin, caprylic dilaurin, capric dilaurin, vitamin E, vitamin E succinate, vitamin E polyethylene glycol succinate and vitamin E acetate. The calcitriol solid lipidic dispersion has high drug stability and can keep a constant treatment level. The preparation method does not adopt an inorganic solvent, is suitable for industrial production and is conducive to storage and taking. An experiment proves that the calcitriol solid lipidic dispersion has good stability and dispersion uniformity satisfying requirements.

The invention discloses a power battery system and an electric automobile comprising the same, and belongs to the technical field of electric automobiles. The power battery system comprises a heat radiating device and a power battery box body, wherein the power battery box body comprises a front box body and a rear box body which are of a split structure, the front box body and the rear box body are provided with air inlets and air outlets, the air outlet in the front box body is connected with the air inlet of the rear box body by virtue of a first air pipe, and the heat radiating device comprises an exhaust fan located at the air inlet of the front box body. The power battery system is capable of fully utilizing an existing vehicle body structure, is reasonable in design without largely improving a chassis of a vehicle body, ensures that a front shaft load and a rear shaft load are uniformly distributed, and is compact in arrangement, large in space capacity, and capable of rapidly and efficiently radiating heat.

The invention discloses a wireless connection method for a multi-channel bio-signal collector and a sensor. The method comprises the steps of 1, powering on a receiver to generate a random channel; 2, preempting the random channel by the receiver, sending the pairing information to a common channel by the receiver, and waiting the pairing at a sensing front end; 3, powering on the sensing front end, receiving the pairing information through the common channel, and acquiring effective data from the sensing front end by the receiver after the receiver and the sensing front end are successfully paired; 4, on the condition that a data packet loss rate reaches a threshold to interfere a communication channel between the receiver and the sensing front end, automatically scanning available idle channels in the space by the receiver, notifying the sensing front end and switching to a new idle channel to continue the operation at the same time. In this way, the wireless connection method for the multi-channel bio-signal collector and the sensor is simple and intuitive in pairing, and the rate of each wireless channel is independent and stable. Meanwhile, the space capacity is large.

The invention belongs to the field of medicine preparations and relates to a formula of a lipid carrier of curcumin in a nano structure and a preparation method of the lipid carrier. The lipid carrier of curcumin in the nano structure extremely overcomes the deficiencies that curcumin is difficult to be dissolved in water, low in oral bioavailability, fast in metabolism and the like, provides a novel selectable transfer system for curcumin and has important meaning.

The invention discloses a simple natural gas liquid recovery system, and belongs to the technical field of natural gas recovery. The simple natural gas liquid recovery system comprises a compressor, athree-phase separator, a molecular sieve, a cold box and a liquid stabilizer; the outlet end of the compressor is connected with a first cooler; the first cooler is connected with the three-phase separator; the gas outlet end of the three-phase separator is connected with the molecular sieve; the molecular sieve is connected with the cold box; the cold box is connected with a low temperature separator, the three-phase separator, the compressor and the liquid stabilizer; a finished natural gas output pipe is arranged on the cold box; and the liquid stabilizer is connected with a second cooler.Mixed light hydrocarbon in the recovery process is taken as a refrigerant for cooling natural gas, and a recovery technology is simplified. By improving the efficiency of separating oil, liquid and gas from a raw material, the recovery efficiency of natural gas liquid is improved, the water ratio of oil separated by a raw material separation device is low, and the water ratio of the gas separatedby the raw material separation device is low.

The invention discloses an intelligent chest tag for a nursing home based on UWB (Ultra Wideband). The chest tag comprises a shell body, a microphone, a loudspeaker, a display screen and a panic button which are arranged on the shell body, a microprocessor, a UWB ranging module, an alarm module, a power supply, an intercom module, a communication module and a health sensor which are arranged in the shell body, wherein the microphone and the loudspeaker are electrically connected with the intercom module, and the mutual conversion of a voice signal and an electrical signal is realized through the intercom module; the panic button is electrically connected with the alarm module, and an alarm signal generated by the alarm module is transmit to a microcontroller; the health sensor transmits the measured health data and the positioning information acquired by the UWB ranging module to the microcontroller and displays the information on the display screen; the power supply provides electricenergy; and the microcontroller and a monitoring terminal preform mutual data transmission through the communication module. The intelligent chest tag realizes accurate positioning, which is convenient for timely processing of emergency situations of users.

The invention, which belongs to the field of indoor autonomous navigation technology, provides a UWB positioning system for a robot. The UWB positioning system is composed of a positioning module, a survey module, a data processing module, a control module. The GPS technology is combined with the UWB technology by the positioning module; the GPS technology is used for locating the outdoor positionof the robot; and the UWB technology is used for positioning of the indoor position. The survey module provided with several kinds of detecting units is used for detecting different environmental data and exchanging data with a graphic drawing unit in the control module for research and rescue work. The control modes have an active control mode and a passive control mode. A CPU data analysis unitof the system carries out data analysis and makes a route by itself; and a moving route can be fixed by means of manually and remotely controlled instruction issuing or program. With the UWB technology, a problem of unstable indoor signal transmission is solved; and the transmission rate and the space capacity are high; the cost is low; and the power consumption is low.

The invention discloses a heat-storage type vacuum heat collector tube and relates to the technical field of solar heat utilization. The heat-storage type vacuum heat collector tube comprises a metal heat-storage cylinder, wherein a solar heat absorption coating is arranged on an external surface of the metal heat-storage cylinder; a transparent glass tube covers outside the metal heat-storage cylinder; one end of the glass tube is a blind end and the other end of the glass tube is welded with one end of an expanding alloy ring through glass solder; the other end of the expanding alloy ring is connected with a metal cover in a sealing mode; at least one liquid inlet tube and at least one liquid outlet tube are connected to the metal cover in a sealing mode; the lower end of the liquid inlet tube extends to the inner bottom of the metal heat-storage cylinder; the lower end of the liquid outlet tube is connected to the upper end of the metal heat-storage cylinder; and a vacuum cavity is formed between the metal heat-storage cylinder and the glass tube. The metal heat-storage cylinder is a heat collecting device and a heat storage device. Therefore, the heat-storage type vacuum heat collector tube has the advantages of saving roof occupied area without heat-storage water tank and greatly improving building integration degree.

The invention discloses a method for preparing high-efficiency electrothermal film and belongs to the technical field of electrothermal materials. The method includes firstly subjecting wheat bran fibers to steam explosion, and therefore, a pressure difference occurs inside fibers in pressurization and instantaneous pressure release processes under a condition of ensuring physical and mechanical properties and complete appearance of fibers, and furfural among the fibers are condensed and polycondensed, thus anchoring and bonding adjacent fibers. Carbonized fibers are mixed and soaked with a polyvinyl alcohol solution so that polyvinyl alcohol is adsorbed and fixed in rich pores of the carbon fibers, thus increasing the electrothermal conversion efficiency of the electric heating film and avoiding attenuation of the electric heating power. The carbon fibers and the metal salt are fully mixed by microwave action to prepare a carbon fiber-metal particle self-made carbonaceous filler withstable properties, the structure of nanometer carbon between the interface of the metal particles and the carbon fibers is a graphite structure, thus increasing conductivity of the carbonaceous filler, and facilitating improvement in electrothermal conversion efficiency of the carbonaceous filler. The method has a broad application prospect.

The invention discloses a pressure sensor with an overpressure protective device. A sensor cavity is formed in a base, and a pressure sensitive film and silicon oil are arranged in the sensor cavity; an isolating film is arranged below the base; the overpressure protective device is further arranged in the base and comprises a pressure retaining cavity which is communicated with the sensor cavity by a transitional cavity; a piston is arranged in the pressure retaining cavity; a piston rod on the piston is arranged in the transitional cavity; the cross section area of the piston rod is smaller than that of the piston; high-pressure gas is arranged in the pressure retaining cavity; the pressure of the high-pressure gas is more than twice the full-range pressure of the sensor. The pressure sensor with the overpressure protective device disclosed by the invention has the advantages of being capable of realizing the safety protection of the sensitive film of the pressure sensor and preventing the sensor from being damaged due to overload, simple to manufacture, capable of lowering the manufacturing cost of the sensor and the like.

The invention discloses a DC (Direct Current) motor driving circuit and a control method thereof. An MCU (Micro Controller Unit) master control chip of the circuit is connected with a power supply by a power supply transformation and filtering circuit and connected with a motor control key by a key scanning circuit. The running step number and state signals of a motor are output to a display device by the MCU master control chip through a position and state display circuit, and driving signals are output to an internal and external circulating motor, a hybrid air valve motor and a mode motor of an automobile air conditioner by a motor driving chip. The structure of the circuit occupies small space of a PCB (Printed Circuit Board), and a purpose of increasing the interior space capacity of an automobile is achieved. Carbon film feedback is not required by the DC motor, the running of the motor can be accurately controlled by only two driving wires, the manufacture cost is lowered, the position of the hybrid motor is adjusted in real time by a computer, and a complicated process from a correction program to a compiling program to an e-writing program is not required in calibration.

The invention discloses a writing case. The writing case comprises a writing case body and a case cover and is characterized in that the case cover is connected with the writing case body; the upper layer of the writing case body is a fixed case layer used for placing of stationery like rulers, set squares and erasers; the lower layer of the writing case body is a cavity in which an open-ended box is arranged; position clips for pens are arranged in the open-ended box for storage of a variety of pencils, watercolor pencils, crayons and the like; and the side surface of the open-ended box is provided with a handle mechanism which facilitates opening and closing of the writing case. The writing case is large in space capacity, simple in structure, convenient and practical.

The invention discloses a multilayered stereoscopic artificial fish shelter. The multilayered stereoscopic artificial fish shelter comprises multiple layers of H-shaped components and a plurality of vertical prisms, wherein the multiple layers of H-shaped components are formed by connecting a plurality of horizontal cross beams; each vertical prism is vertically connected with the corresponding layer of H-shaped components, so that a hollowed-out multilayered stereoscopic fish shelter structure is formed; the horizontal cross beams and the vertical prisms are formed by FRP ribs and concrete byone-time pouring; tips of the FRP ribs are connected by gradually enlarged anchoring tips, so that the strength of anchoring between the FRP ribs and the concrete is enhanced. The multilayered stereoscopic artificial fish shelter not only has good stability in a marine complicated fluid environment, but also has large space accommodating ability, provides bounteous inhibiting space for foraging,reproduction, growth, development and the like for marine organisms, and meets requirements of reproduction and survival of a large number of various marine organisms, and therefore, effects of improving an offshore ecological environment and multiplying marine living resources are improved.

The invention discloses a load and transfer platform for an ambulance and a transfer method. The load and transfer platform is characterized by comprising a bearing platform and a transfer chassis, wherein the transfer chassis comprises a transfer chassis upper force-bearing frame, a transfer chassis lower force-bearing frame and a lifting mechanism I connected between the upper force-bearing frame and the lower force-bearing frame of the transfer chassis, the transfer chassis lower force-bearing frame is provided with trundles, the transfer chassis upper force-bearing frame is provided with a linear guiding mechanism corresponding to the bearing platform, the bearing platform is movably arranged on the transfer chassis upper force-bearing frame, and the bearing platform is provided with force-bearing support columns with trundles. The transfer chassis upper force-bearing frame is provided with a transfer chassis getting on and off positioning device, the transfer chassis getting on and off positioning device comprises an upper slide groove beam, a positioning cross rod seat, a locking hook and a lifting mechanism II connected between the upper slide groove beam and the locking hook, and the upper slide groove beam is connected and fixed to the transfer chassis. The load and transfer platform is simple in structure and can be suitable for existing domestic and overseas ambulances without getting-on assisting platforms or guide plates installed in ambulance compartments.

An apparatus for the storage and maintenance of electrical equipment aboard a vehicle (2) where the initially poorly used or unused infrastructure, or volume, within the vehicle (2) is employed. The apparatus comprises a plurality of supports (60) that can be positioned throughout the vehicle (2), where appropriate. The supports (60) comprising terminals (66) for providing an electrical connection for electrical equipment (70), with a fluid flow system cooling the stowed electrical equipment (70). The apparatus is such that the electrical equipment (70) is efficiently and safely stowed and / or maintained giving an increased usable spatial capacity within the vehicle (2) for operators, service staff, and passengers. A vehicle (2) comprising the apparatus as herein described. A method for modifying a vehicle (2) comprising installing the apparatus, wherein the volume is an existing volume within the vehicle.

The invention discloses left-right split traditional Chinese medicine pelleting equipment. The equipment comprises a base board, a medicine strip forming machine and a pelleting machine are arranged on the base board separately, a medicine strip outlet is formed in the side surface of the medicine strip forming machine, cut medicine strips are conveyed to a pellet receiving platform of the pelleting machine by the medicine strip outlet through a conveying device, the medicine strip outlet is arranged in an inclined mode, the conveying device comprises a first belt conveying system and a second belt conveying system, a limiting device used for correction of medicine strip discharging is arranged on the first belt conveying system, and a cutting blade is arranged between the first belt conveying system and the second belt conveying system. According to the equipment, the phenomenon that medicine strip fracturing caused in medicine discharging in the medicine strip outlet can be prevented, so that the pelleting efficiency is improved.

The invention discloses a tea strip tidying machine capable of reducing temperature. The tea strip tidying machine comprises a rack and U-shaped groove pots, wherein idler wheels are arranged at the bottom ends of the U-shaped groove pots, the sections of the bottom surfaces of the U-shaped groove pots are of two connected curved surface structures, a heating device positioned right below the U-shaped groove pots is arranged on the rack, a drive mechanism used for driving the U-shaped groove pots to vibrate is arranged at one sides of the U-shaped groove pots, a motor is connected to the drive mechanism, and a heat radiating device just facing the motor is arranged at the inner side of the rack. After the structure is adopted, space capacities of the groove pots are increased, the curvature radiuses of the lower half part of the U-shaped groove pots are larger, and larger work spaces of the groove pots can be provided, so that the space utilization ratio is increased; by utilizing the principle that hot air ascends, and cold air descends and is accumulated, cold air in the lower layer is sucked by an air inlet so as to cool a frequency variable motor, and the temperature inside the tea strip tidying machine is controlled by using air flowing, and thus the frequency variable motor of the tea strip tidying machine is protected. The tea strip tidying machine is simple in structure; and a protection part is additionally arranged in a core part of the tea strip tidying machine, and thus the service life of the tea strip tidying machine is prolonged.

The invention discloses a tea strip tidying machine capable of reducing temperature. The tea strip tidying machine comprises a rack and U-shaped groove pots, wherein idler wheels are arranged at the bottom ends of the U-shaped groove pots, the sections of the bottom surfaces of the U-shaped groove pots are of two connected curved surface structures, a heating device positioned right below the U-shaped groove pots is arranged on the rack, a drive mechanism used for driving the U-shaped groove pots to vibrate is arranged at one sides of the U-shaped groove pots, a motor is connected to the drive mechanism, and a heat radiating device just facing the motor is arranged at the inner side of the rack. After the structure is adopted, space capacities of the groove pots are increased, the curvature radiuses of the lower half part of the U-shaped groove pots are larger, and larger work spaces of the groove pots can be provided, so that the space utilization ratio is increased; by utilizing the principle that hot air ascends, and cold air descends and is accumulated, cold air in the lower layer is sucked by an air inlet so as to cool a frequency variable motor, and the temperature inside the tea strip tidying machine is controlled by using air flowing, and thus the frequency variable motor of the tea strip tidying machine is protected. The tea strip tidying machine is simple in structure; and a protection part is additionally arranged in a core part of the tea strip tidying machine, and thus the service life of the tea strip tidying machine is prolonged.

The invention discloses a multifunctional cabinet capable of being used as an office table and a bookshelf and relates to a multifunctional cabinet. The cabinet comprises a cabinet body, an upper hinge, a lower hinge, a left cabinet door and a right cabinet door; the left cabinet door is arranged at the left side of the cabinet body by the upper hinge and the lower hinge; the right cabinet door is arranged at the right side of the cabinet body; the left cabinet door can rotate clockwise around the lower hinge; the lower part of the reverse side of the left cabinet door is provided with a rotating shaft; a left support rod is arranged on the rotating shaft; and a right support rod for supporting the left cabinet door is movably arranged on the cabinet body corresponding to the lower hinge. The multifunctional cabinet has the advantages that the multifunctional cabinet can be used as both a cabinet and the bookshelf; and the multifunctional cabinet has a simple structure, is convenient to operate, has low cost and is easy to popularize.

The invention discloses a stepping motor drive circuit and a control method thereof. The circuit is characterized in that: a power supply signal input filtering protection circuit, a motor current detection circuit and a key scan circuit are connected to a control chip simultaneously, and the control chip sends a control signal to a motor drive chip; an inner and outer circulation motor, a mixed air door motor and a mode motor share four phase lines and are connected to the motor drive chip, and the inner and outer circulation motor, the mixed air door motor and the mode motor are connected to the motor drive chip through an independent motor power line respectively. Since the above circuit structure is employed, the drive circuit has the following advantages: (1) occupation of PCB space is small, and a purpose of increasing space capacity in a vehicle is realized; (2) the motor phase lines are shared, number of wire harness is reduced, and external wiring is simple; (3) a stepping motor is prevented from appearance of phenomena of loss of synchronism, super-step and locked rotor; and (4) only one motor drive chip is used, and production cost is reduced.

The invention discloses a production device capable of automatically cutting a precious metal standard sample. The device comprises a base and a servo computer, wherein a straightening barrel, a transmission roller shaft, a driving roller shaft assembly, two sizing guide rails, a CCD measuring instrument, a bearing platform, an L-shaped frame, a transverse polish rod of the L-shaped frame, and a transmission mechanism are sequentially mounted on the base; and a collecting groove is formed in the base at the rear side of the transmission mechanism. The production method comprises the followingsteps: (1) fixing manufactured precious metal wires to the device; (2) setting precious metal wire scrap calibration weight or size parameters for production as the requirement of the servo computer;(3) starting the device to cut; removing the cutting scraps of the first wire section; and then entering automatic cutting production; and (4) collecting the cut standard precious metal wire craps through the collecting groove. According to the device and the method, the limitation that precious metal products with small weight ranging from 0.001-0.5g cannot be massively standardly processed withlow cost is broken through technological innovation.

The invention discloses a multifunctional cabinet capable of being used as an office table and a bookshelf and relates to a multifunctional cabinet. The cabinet comprises a cabinet body, an upper hinge, a lower hinge, a left cabinet door and a right cabinet door; the left cabinet door is arranged at the left side of the cabinet body by the upper hinge and the lower hinge; the right cabinet door is arranged at the right side of the cabinet body; the left cabinet door can rotate clockwise around the lower hinge; the lower part of the reverse side of the left cabinet door is provided with a rotating shaft; a left support rod is arranged on the rotating shaft; and a right support rod for supporting the left cabinet door is movably arranged on the cabinet body corresponding to the lower hinge. The multifunctional cabinet has the advantages that the multifunctional cabinet can be used as both a cabinet and the bookshelf; and the multifunctional cabinet has a simple structure, is convenient to operate, has low cost and is easy to popularize.

The invention provides a coding method for an extended autonomous system (AS) number, which comprises the following steps of: numbering and coding each field address of the AS number, merging servicedata and sending the merged service data to a network; and decoding each segment address of the AS number of the autonomous system, if the analysis result is self, receiving the service data, and if the analysis result is not self, forwarding the service data to the next network segment. According to the method, more autonomous domain spaces can be supported, the expanded autonomous domain increases the space capacity of the autonomous system, the space of the autonomous domain is expanded from 32 bits to 1024 bits so as to support more autonomous domain spaces, and the autonomous domain spaces of ITUT E164 country and region codes and operator codes can be accommodated.

The invention discloses a method, system and management node for carrying out cloud storage on picture recording data, wherein the method comprises the steps that: the management node receives a picture recording plan, extracts a front end equipment address from the picture recording plan and queries an access node list for a video access node identifier corresponding to the front end equipment address; if the querying is successful, the picture recording plan is issued to a video access node corresponding to the video access node identifier; if the querying is not successful, a video access node is selected, the picture recording plan is issued to the selected video access node, and the picture recording plan is added to the identifier, corresponding to the selected video access node, in the access node list; and the video access node execute the received picture recording plan, picture recording data is obtained from front end equipment, and the picture recording data is sent to a storage node for storage. According to the scheme provided by the invention, the successful access to the picture recording data is ensured, and the storage requirement of the mass data is met.

The invention discloses a calcitriol solid lipidic dispersion and a preparation method thereof. Raw materials of the calcitriol solid lipidic dispersion comprise calcitriol, one or more lipidic carriers and solid carriers, wherein a mass ratio of calcitriol to the one or more lipidic carriers is 1: (90-200000); a mass ratio of the one or more lipidic carriers to the solid carriers is (1-2): 1; and the one or more lipidic carriers are selected from caprylic triglyceride, capric triglyceride, caprylic / capric triglyceride, laurin, caprylic dilaurin, capric dilaurin, vitamin E, vitamin E succinate, vitamin E polyethylene glycol succinate and vitamin E acetate. The calcitriol solid lipidic dispersion has high drug stability and can keep a constant treatment level. The preparation method does not adopt an inorganic solvent, is suitable for industrial production and is conducive to storage and taking. An experiment proves that the calcitriol solid lipidic dispersion has good stability and dispersion uniformity satisfying requirements.

The invention discloses an adjustable and expanded trunk support mechanism, which comprises a trunk cover (1) and a connection frame (2) matching the shape of the trunk cover (1). The trunk cover (1) is installed on the connection on the frame (2); the connection frame (2) is connected with the trunk body (3) through a telescopic mechanism, the edge of the trunk body (3) and the edge of the connection frame (2) and the edge of the trunk lid (1) Seamless connection between them. The invention can effectively solve the problem that the capacity of the trunk of the automobile cannot be expanded at present.

The invention discloses a device for batch precise cutting of precious metal standard wire segments. The device comprises a two-way multi-segment transverse cutting die which comprises a cutting upperdie body and a cutting lower die body; a buffering pad is arranged between the cutting upper die body and the cutting lower die body; one side of the cutting upper die body is provided with a wire inflow hole, and the other side edge of the cutting upper die body is provided with a wire outflow hole along the edge of the cutting lower die body in the opposite direction; the inner side face of thecutting upper die body is provided with upper cutting blades which are provided with upper U-shaped notches, and an upper cutting groove is formed between every two adjacent upper cutting blades; theinner side face of the cutting lower die body is provided with lower cutting blades which are provided with lower U-shaped notches, and a lower cutting groove is formed between every two adjacent lower cutting blades; the upper cutting blades are embedded into the lower cutting grooves, and attached to the lower cutting blades on the two sides of the lower cutting grooves; and the lower cutting blades are embedded into the upper cutting grooves, and attached to the upper cutting blades on the two sides of the upper cutting grooves. The device breaks through the limitation that precious metalproducts in micro weight specifications in the interval of 0.001 g to 0.5 g cannot be subjected to large scale, standard and low cost machining due to technological innovation.

The invention discloses a load and transfer platform for an ambulance and a transfer method. The load and transfer platform is characterized by comprising a bearing platform and a transfer chassis, wherein the transfer chassis comprises a transfer chassis upper force-bearing frame, a transfer chassis lower force-bearing frame and a lifting mechanism I connected between the upper force-bearing frame and the lower force-bearing frame of the transfer chassis, the transfer chassis lower force-bearing frame is provided with trundles, the transfer chassis upper force-bearing frame is provided with a linear guiding mechanism corresponding to the bearing platform, the bearing platform is movably arranged on the transfer chassis upper force-bearing frame, and the bearing platform is provided with force-bearing support columns with trundles. The transfer chassis upper force-bearing frame is provided with a transfer chassis getting on and off positioning device, the transfer chassis getting on and off positioning device comprises an upper slide groove beam, a positioning cross rod seat, a locking hook and a lifting mechanism II connected between the upper slide groove beam and the locking hook, and the upper slide groove beam is connected and fixed to the transfer chassis. The load and transfer platform is simple in structure and can be suitable for existing domestic and overseas ambulances without getting-on assisting platforms or guide plates installed in ambulance compartments.