43results about How to "Control injection" patented technology

The invention discloses an electric automobile battery module thermorunaway safety fire extinguishing system. The electric automobile battery module thermorunaway safety fire extinguishing system comprises battery cells (9), a housing (8), a liquid storage tank (4), fire protection valves (2), temperature sensors (5), pressure sensors (6), and a controller (1); a plurality of the battery cells (9) are connected in parallel so as to form a battery unit, and a plurality of the battery units are connected in parallel so as to form a battery module; fire-proof materials (7) are arranged in the housing (8) at equal intervals; the liquid storage tank (4) is used for cooling the battery module; the fire protection valves (2) are used for controlling flowing of liquid; the temperature sensors (5) and the pressure sensors (6) are used for monitoring the temperature and gas signals of the battery module, and sending the temperature and gas signals to the controller; and the controller (1) is used for controlling opening and closing of the fire protection valves (2) based on the temperature and gas signals so as to cool the battery module and inhibit battery cell thermorunaway. The invention also discloses a fire extinguishing method using the electric automobile battery module thermorunaway safety fire extinguishing system. The electric automobile battery module thermorunaway safety fire extinguishing system and the fire extinguishing method are capable of inhibiting thermorunaway of the battery module effectively, and are high in automation degree.

The invention discloses a medical injection pump. The medical injection pump comprises a controller, an executer, a pump core, a medicinal bag and a remaining needle, wherein the medicinal bag is communicated with an input passage of the pump core and used for storing liquid medicament, and the remaining needle is communicated with an output passage of the pump core; the controller receives injection instruction, transforms the instruction into injection command identified by the executer and sends the injection command to the executer; and the executer controls the liquid medicament injected by the pump core through the remaining needle according to the injection command sent by the controller. The medical injection pump provided by the invention is convenient for a patient to use, and improves the accuracy of injection.

The invention relates to a GaN-based LED (Light-emitting Diode) epitaxial structure and a production method thereof, which relate to the technical field of semiconductor optoelectronics. The epitaxial structure sequentially comprises a substrate, a buffer layer, an unintentionally doped GaN layer, an n type doped GaN layer, a low temperature n type doped AlGaN layer, a multiple quantum well active layer, an electron blocking layer and a p type doped GaN layer from bottom to top. The low temperature n type doped AlGaN layer is located between the n type doped GaN layer and the multiple quantum well active layer, so that the electron overflow under large current can be effectively inhibited, the uniformity of electron and hole distribution in quantum wells is improved, and the radiative recombination rate of electron holes is increased, therefore, the light output power is improved, and the Droop effect is reduced.

The invention is suitable for the field of semiconductor technology, and provides a quantum dot light-emitting field effect transistor and a preparation method thereof. The quantum dot light-emitting field effect transistor comprises the components of a gate electrode which projects from one side and forms a gate electrode boss; an insulating layer which is arranged on the gate electrode and does not contact with the gate electrode boss; a source electrode which is arranged on the insulating layer at the side that faces the gate electrode boss; a carbon nanotube layer which is arranged on the insulating layer and is connected with the source electrode; a semiconductor layer which is arranged on the carbon nanotube layer and does not contact with the source electrode; and a quantum dot light-emitting layer and a drain electrode which are successively laminated on the semiconductor layer.

The invention provides a method of controlling the medical calcium sulfate crystal distemper ratio by utilizing the resistance generated when the calcium sulfate hemihydrate is solidifying, relating to the field of method of controlling the bone cement distemper ratio and the hardening time by utilizing the impedance, characterized in that in the hardening process of calcium sulfate hemihydrate reacting with water to get calcium sulphate dehydrate, steadiness is deviated by minim voltage disturbing system through AC impedance analysis before the response voltage or current is got and transformed into impedance, which can be regarded as the resistance change between the solid (CaSO4.1 / 2H2O; CaSO4.H2O; CaSO4.1 / 2H2O; CaSO4.2H2O) and the liquid (H2O). The calcium sulfate hemihydrate hardening time under different distemper ratios can be determined through the resistance change to control application in the bone cement injection of the calcium sulfate hemihydrate.

A mixed fuel injector used for diesel oil and DME mainly consists of a fuel injector needle valve body, a fuel injector needle valve, a fuel injector body, a DME one-way valve, a fuel-mixer body, a diesel oil one-way valve, etc. The DME one-way valve is communicated with a diesel oil one-way valve cavity, and the diesel oil one-way valve and the DME one-way valve are arranged inside the fuel mixer body to compose a fuel mixer. The diesel oil one-way valve is communicated with the oil groove of a fuel injector through the fuel injector body and a mixed fuel inlet hole. The present invention provides a mixed fuel injector used for diesel oil and DME, wherein the original diesel engine oil supply system can be used not only as the diesel oil supply system of the mixed fuel, but also as the drive system of the mixed fuel. The mixed fuel is formed inside the fuel injector. The DME does not need to go directly through the oil pump, and the diesel oil in the mixed fuel plays a lubricating role on the moving parts inside the fuel injector, thus resolving the engine abrasion problem in the course of using the DME.

The invention relates to paint spraying equipment, in particular to fire-fighting equipment surface layer paint spraying equipment. According to the technical aim, the fire-fighting equipment surface layer paint spraying equipment is high in efficiency and capable of reducing labor force. According to the technical scheme, the fire-fighting equipment surface layer paint spraying equipment comprises a shell, a paint containing box, a paint spraying block, a hose, a switch, a pushing mechanism, a rotating mechanism and a control mechanism. The paint containing box is connected to one side of the shell, the hose is connected to one side of the paint containing box, the paint spraying block is arranged on one side of the hose, and the switch is connected to one side of the paint containing box. The pushing mechanism is arranged on one side of the shell, the rotating mechanism is arranged on one side of the shell, and the control mechanism is connected to the lower side of the interior of the pushing mechanism. The fire-fighting equipment is driven by the pushing mechanism to slide rightwards, so that the fire-fighting equipment is in contact with the control mechanism, then the control mechanism slides downwards, and then the control mechanism slides downwards to be in contact with the switch.

The invention relates to a method for the in-line processing of liquid or pasty or semi-liquid media or further, media which contain solid elements in a liquid base, in pipe for conveying the medium between two steps in a plant by direct injection of a cryogenic fluid into the pipe, characterised in that the method uses, for the injection into the pipe, an injection device (3) including a hollow cylindrical body in which a valve (17) urged by a spring (19) is inserted, said injection device including a through-channel (18) substantially parallel to said valve and supplied with a pressurised cryogenic fluid, wherein one end of the through-channel is connected to the cryogenic fluid supply system while the opposite end opens at the seat (13) of the valve.

The invention relates to an injector core bar component and an injector employed by the component. The core bar component comprises a sealing plug, a sealing plug base, a spring, a push-pull rod (a tail end of the push-pull rod is arranged with a small sealing plug) and an elastic bayonet lock. Under an interaction of the spring and the elastic bayonet lock, the sealing plug base can be steadily combined with the push-pull rod through the compression and bounce of the spring, press and bounce of the elastic bayonet lock and insertion and extraction of the small sealing plug. An effective automatic control on absorption and effluence of parenteral solution can be realized. In the light of an injector nozzle plug (cover), the injector can not be used secondly. The invention not only can automatically control reusage of the injector, but also can provide safety and reliability, rational design, simple structure, convenient operation and low cost, and the invention can be widely popularized.

The invention application discloses a self-water-injection planting device, and belongs to the field of agricultural machinery. The water consumption of the injected water for plants can be controlledaccording to the growth situation of the plants. The device comprises a clapboard and a water tank which is divided into a water storage tank and a water use tank; planting holes are arranged in theclapboard; a plurality of cover sheets are arranged on each planting hole; the outer circumference of each circular ring spliced by the cover sheets is in contact with the edge of one corresponding planting hole; each cover sheet is hinged to the edge of one planting hole; each cover sheet is provided with a cavity communicating with the outer edge; a cavity slide rail and a slide bar are arrangedin each cavity; each slide bar can be seen as the extension of one corresponding cover sheet; a clamping plate between the water storage tank and the water use tank is a metal plate; the metal plateis provided with a vertical butting slide rail; the butting slide rail is provided with a floating plate which can be pressed against by the cover sheets or the slide bars; a row of butting holes arearranged in the floating plate according to the water consumption of the plants under different circumstances; and a fixing hole with a size equal to the size of the largest butting hole is arranged in the metal plate. A downward force is applied to the floating plate by the cover sheets or the slide bars due to the growth of the plants, so that one butting hole is butted with the fixed hole, andwater injection is completed.

The invention provides a microneedle-assisted drug delivery system for keloid treatment, and relates to the technical field of keloid treatment. The microneedle-assisted drug delivery system for keloid treatment comprises a skin fitting and fixing system, wherein the skin fitting system is connected with a drug adding system; the drug adding system is connected with a nano microneedle drug delivery system; and the skin fitting and fixing system is connected with a pre-drug delivery disinfection system. The skin fitting and fixing system fixes the pre-drug delivery disinfection system and the nano-microneedle drug delivery system to a disease position, drugs are added into the skin fitting and fixing system through the drug adding system, drug supply to the nano-microneedle drug delivery system is facilitated, and the skin is subjected to disinfection through the pre-drug delivery disinfection system; and a nano drug delivery needle of the nano microneedle drug delivery system can automatically be disinfected before being punctured into the skin and when being taken out of the skin. According to the system, no obvious pain is caused during drug injection, drug absorption is promoted, and the treatment effect is good.

The invention aims to provide a diesel pressurization-liquid ammonia direct injection dual-fuel injector which comprises an injector body, a liquid ammonia injection part and a diesel injection part, and the liquid ammonia injection part and the diesel injection part are located in the injector body. The liquid ammonia injection part comprises a pressurization module, a first pressure storage resonance current limiting module, a super-hysteresis electromagnetic control actuator and a phase change controllable super-atomization nozzle module which are arranged from top to bottom; the diesel oil injection part comprises a second pressure accumulation resonance current limiting module, an auxiliary pressurization module, a pressure balance type electromagnetic control actuator and a needle valve eccentric self-adjusting nozzle which are arranged from top to bottom. The injection process is combined with thermal management design, and phase change conversion of ammonia fuel is controlled by adjusting from the two aspects of pressure and temperature. Ammonia fuel is sprayed into the air cylinder in a high-pressure liquid state, and sufficient combustion is achieved. And a multi-valve cooperative control form is adopted, so that the liquid ammonia injection process is circularly variable, and the injection quantity and the injection timing are more accurate and flexible.

The present invention discloses a multi-blade fan type air freshener capable of controlling the spraying direction of fragrance, increasing the spread range by promoting air flow, reducing noise and allowing accurate checking of fragrance and battery replacement timing. The multi-blade fan type air freshener includes: a frame having a fragrance installation unit for installing fragrance; a diffusion unit for diffusing fragrance from the fragrance installation unit; and a partition for separating the fragrance installation unit and the diffusion unit, It is provided with a communication hole for communicating the fragrance installation unit and the transmission unit with each other; a multi-blade fan installed at a position corresponding to the communication hole so as to diffuse fragrance supplied through the communication hole; In the fixed unit that fixes the motor that rotates the multi-blade fan, the airflow guide is fixed on the partition so that the multi-blade fan is fixed inside, and the airflow guide is provided with a spiral curved channel to direct the airflow of the aroma to export.

Disclosed are a wax injection molding device 10A and a casting method for an article using the same that can efficiently perform evacuation and / or wax injection, can shorten the work time of the device, and / or can improve wax model quality. The wax injection molding device 10A has a vacuum chamber 50, a nozzle 31 connected to the vacuum chamber 50, and a pressure sensor 51 for measuring pressure P of the vacuum chamber 50, and is capable of performing, via the nozzle 31, evacuation of a mold 3 using the vacuum chamber 50 and wax injection into the mold 3 after evacuation. A movement control means 60 controls the evacuation and / or wax injection on the basis of the pressure P of the vacuum chamber 50. In a preferred embodiment, the movement control means 60 controls the implementation time for evacuation and / or the wax injection on the basis of cavity volume Vg of the mold 3 calculated from the pressure P of the vacuum chamber 50.

An incineration furnace (1) for pasty products, or sludge, with a bed of granular material fluidised by injecting a gas stream, the furnace comprising at least two injection nozzles (6, 7) for injecting products into the bed, supplied respectively by a pipe provided with a valve (8, 9) and linked to the discharge of a same pump, and a pipe for discharging the combustion gases (5); the furnace (1) comprising at least two temperature sensors (11, 12) located above the bed of granular material (3), each temperature sensor (11, 12) being located in an area associated with at least one injection nozzle (6, 7), and a means (A) sensitive to a temperature difference between the sensors (11, 12), capable of detecting the clogging of at least one nozzle when the temperature difference exceeds a predefined value.

The invention discloses a liquid gas fuel liquid direct-injection device, and belongs to the technical field of engines. The liquid gas fuel liquid direct-injection device comprises a cylinder head arranged on a shell of an engine, the cylinder head is provided with an isolating cavity with an opened end, the isolating cavity is communicated with a combustion chamber of the engine through the opened end, a poppet valve stem which is driven by a power device is slidably arranged on the cylinder head, and a pneumatic poppet valve which is used for sealing the opened end of the isolating cavity is arranged at an end of the poppet valve stem; and an electric control liquid spraying valve is arranged on the cylinder head, and a sprayer of the electric control liquid spraying valve extends in the isolating valve. The invention also discloses a composite valve of an engine, the liquid gas fuel liquid direct-injection device and a gas inlet door of the engine are integrated, and multiple effects of controlling air and gas fuel to be injected into a cylinder of the traditional engine structure are kept. Liquid gas fuel is injected to the inside of the cylinder of the engine, and the liquid gas fuel liquid direct-injection device and the composite valve of the engine are widely applied to engines.

The invention discloses a vehicular cold mist spray system and an implementation method thereof. Engine water temperature and intercooling temperature are acquired through a sensor or a vehicle communication bus and compared to optimal operating temperature set by an electric control unit program; spray time and interval of an electric control valve is automatically controlled, mist spray and mist spray interval are implemented dynamically, and flow of cooling water mist is controlled dynamically; if water temperature or post-intercooling temperature is higher than the set temperature, spray time is prolonged, spray interval is shortened, and the flow of misted cooling water is increased; in contrast, if the temperature difference decreases, the spray time is shortened, the spray interval is prolonged, and the flow of misted cooling water is decreased; accordingly, heat dissipation is controlled, and the temperature of a controlled object is kept constant or fluctuating in a certain range.

A mixed fuel injector used for diesel oil and DME mainly consists of a fuel injector needle valve body, a fuel injector needle valve, a fuel injector body, a DME one-way valve, a fuel-mixer body, a diesel oil one-way valve, etc. The DME one-way valve is communicated with a diesel oil one-way valve cavity, and the diesel oil one-way valve and the DME one-way valve are arranged inside the fuel mixer body to compose a fuel mixer. The diesel oil one-way valve is communicated with the oil groove of a fuel injector through the fuel injector body and a mixed fuel inlet hole. The present invention provides a mixed fuel injector used for diesel oil and DME, wherein the original diesel engine oil supply system can be used not only as the diesel oil supply system of the mixed fuel, but also as the drive system of the mixed fuel. The mixed fuel is formed inside the fuel injector. The DME does not need to go directly through the oil pump, and the diesel oil in the mixed fuel plays a lubricating role on the moving parts inside the fuel injector, thus resolving the engine abrasion problem in the course of using the DME.

The present invention is open to the vacuum and / or wax injection of the device to shorten the operation time and / or the wax mold injection molding device (10A) that can be shortened by the device and / or the quality of the wax mold (10A) and the use of the wax mold injection molding device (10A) Casting method of items.The wax mold injection molding device (10A) has: vacuum groove (50); nozzle (31), which connects to the vacuum groove (50); and the pressure sensor (51), which is used to measure the vacuum groove (50 50) Pressure; the wax mold injection molding device (10A) can use the nozzle (31) to use the vacuum groove (50) of the mold (3) of the mold (3)(3) Performing wax injection.Action control components (60) control the pumping vacuum and / or wax injection based on the pressure (P) of the vacuum groove (50).In the preferred embodiment, the motion control component (60) controls the vacuum and / or the wax injection of the vacuum and / or the wax injection based on the vacuum groove (50) pressure (P) pressure (p)Implementation time.

The invention discloses a medical injection pump. The medical injection pump comprises a controller, an executer, a pump core, a medicinal bag and a remaining needle, wherein the medicinal bag is communicated with an input passage of the pump core and used for storing liquid medicament, and the remaining needle is communicated with an output passage of the pump core; the controller receives injection instruction, transforms the instruction into injection command identified by the executer and sends the injection command to the executer; and the executer controls the liquid medicament injectedby the pump core through the remaining needle according to the injection command sent by the controller. The medical injection pump provided by the invention is convenient for a patient to use, and improves the accuracy of injection.

The present invention provides a method of controlling the medical calcium sulfate crystal distemper ratio by utilizing the resistance generated when the calcium sulfate hemihydrate is solidifying, relating to the field of method of controlling the bone cement distemper ratio and the hardening time by utilizing the impedance, characterized in that in the hardening process of calcium sulfate hemihydrate reacting with water to get calcium sulphate dehydrate, steadiness is deviated by minim voltage disturbing system through AC impedance analysis before the response voltage or current is got and transformed into impedance, which can be regarded as the resistance change between the solid (CaSO4.1 / 2H2O; CaSO4.H2O; CaSO4.1 / 2H2O; CaSO4.2H2O) and the liquid (H2O). The calcium sulfate hemihydrate hardening time under different distemper ratios can be determined through the resistance change to control application in the bone cement injection of the calcium sulfate hemihydrate.

The invention aims to provide a liquid ammonia direct cooling-diesel oil dual-fuel integrated hybrid power system which comprises an electronic unit pump and a diesel oil pressurizing-liquid ammonia direct injection dual-fuel injector, and the diesel oil pressurizing-liquid ammonia direct injection dual-fuel injector comprises an injector body, a liquid ammonia injection part and a diesel oil injection part. The liquid ammonia injection part and the diesel oil injection part are located in the injector body, and the liquid ammonia injection part comprises a pressurization module, a first pressure storage resonance current limiting module, a super-hysteresis electromagnetic control actuator and a phase change controllable super-atomization nozzle module which are arranged from top to bottom. The diesel oil injection part comprises a second pressure accumulation resonance current limiting module, an auxiliary pressurization module, a pressure balance type electromagnetic control actuator and a needle valve eccentric self-adjusting nozzle which are arranged from top to bottom. Two control modes can be adopted, namely a mode of pressurizing liquid ammonia with liquid ammonia and a mode of pressurizing liquid ammonia with diesel oil. In the pressurization mode, the injection pressure and the injection rate of fuel injection are influenced by the pressurization mode, and controllable injection between cycles can be achieved.

The invention provides an outdoor disconnecting switch electrification oil injection tool which comprises a base. A rotating plate is arranged above the base, a rotation driving mechanism for controlling the rotating plate to move is arranged inside the base, a sliding plate capable of sliding is installed on the rotating plate, a sliding driving mechanism for controlling the sliding plate to move is arranged on one side of the rotating plate, an opening groove is formed in the sliding plate, and an insulation rod is placed in the opening groove; an oil can support is installed at the end of the insulation rod, the oil can support and the insulation rod are hinged and can be locked through a second fastening screw, and an oil can is placed in the oil can support and comprises a forcing handle and an oil nozzle; and a sliding rod capable of sliding is arranged in the oil can support, one end of the sliding rod is connected with a pressing plate, the other end of the sliding rod is connected with a pull plate, the pull plate is connected with a pull rope, and the other end of the pull rope is connected to a rolling wheel arranged on the sliding plate. By means of the oil injection tool, when a disconnecting switch is electrified, the disconnecting switch is subject to oil injection maintaining operation out of the safe distance, and the beneficial effects of being convenient to operate and accurate in dropping position are achieved.

The invention discloses a shipboard coffee brewing device, belonging to the field of shipboard appliances, comprising a bracket and a filter hopper, the filter hopper includes a support part and a filter part for placing filter paper, and the outer surface of the support part is smooth Spherical surface, the bracket is provided with a spherical groove, and the support part is adapted to be installed on the spherical groove; when the hull shakes, the bracket shakes with the hull, and due to the effect of inertia, the support part on the filter bucket Relatively rolling with the spherical groove on the bracket, the shaking of the filter hopper relative to the ground is reduced, so that the coffee brewing process is more stable, and the coffee powder and hot water in the filter hopper are not easy to spill, which solves the problem of brewing on the ship in the prior art. When brewing coffee, the irregular shaking of the hull will cause the coffee powder and hot water in the filter bucket of the filter coffee to spill out, and will affect the speed of coffee filtration, thereby affecting the taste.

The invention discloses a water distributor adjusting structure. The water distributor adjusting structure comprises a main body with an internal channel, a fixing cylinder is arranged inside the internal channel of the main body, a layering channel is arranged on the fixing cylinder, a rotating movable piece is arranged in the internal channel of the main body, a movable piece matches at an inlet of the layering channel, and a water outlet opposite to the layering channel is formed in the main body. The water distributor adjusting structure has the advantages and beneficial effects that water injection of two stratums is achieved through one set of control system, the functionality of the water distributor is improved, rotation angle control is achieved, accurate layering can be achieved, the flow injected into a single layer or two layers is controlled, layered water injection is achieved through the layering channel, a water passing channel is omitted, the overall structural size is reduced, the size is small, and work is efficient.

The invention relates to a printing method through feedback and adjusting of capacitance and control of electrofluid. The printing method through feedback and adjusting of capacitance and control of electrofluid includes the steps: 1) through a capacitance detection module, detecting the capacitance between the stylus nozzle of an ink-holding ink-jet stylus and a printing substrate, and sending the capacitance data to a data processing module; 2) after the data processing module receives the capacitance data sent from the capacitance detection module, processing the capacitance data, and thensending the feedback data to a stylus nozzle voltage output control module after processing; and 3) after the stylus nozzle voltage output control module receives the feedback data sent from the dataprocessing module, adjusting the input voltage applied to the ink-holding ink-jet stylus. The invention also provides a printing apparatus through feedback and adjusting of capacitance and control ofelectrofluid utilizing the printing method through feedback and adjusting of capacitance and control of electrofluid. The printing method and apparatus through feedback and adjusting of capacitance and control of electrofluid enable the printed pattern to be uniform by detecting the real-time capacitance between the stylus nozzle and the printing substrate and then by adjusting the voltage appliedbetween the stylus nozzle and the printing substrate in real time to compensate the distance change between the stylus nozzle and the printing substrate. The printing method and apparatus through feedback and adjusting of capacitance and control of electrofluid belong to the technical field of ink-jet printing.

The invention relates to passivation treatment equipment, in particular to electroplated part treatment equipment. The technical problem to be solved is to provide the electroplated part treatment equipment which can tightly and stably press an electroplated part and can prevent a passivation solution from splashing. The electroplated part treatment equipment comprises a circulating box, an injection pipe, a discharge pipe, a first mounting rod and the like, an injection pipe is connected to the rear side of the upper part of the circulating box, a discharge pipe is connected to the front side of the lower part of the circulating box, and first mounting rods are symmetrically connected to the left and right sides of the lower part of the circulating box. According to the passivating device, a driving gear moves up and down, is meshed with a rack, drives a swing rod to rotate alternately in the positive and negative directions and is matched with a wedge-shaped plate, so that a passivating frame is finally pushed to swing back and forth in a reciprocating manner, the effect of uniformly passivating an electroplated part is achieved, and the passivating quality of the electroplated part is improved; the first pressing plate and the second pressing plate are fixed to the passivation frame, so that the electroplated part is pressed and limited, and the effect that the electroplated part is pressed in the passivation frame can be achieved.