49results about How to "Pressure real-time detection" patented technology

The invention provides a device for detecting and testing a high-temperature valve based on an air heating system. The device comprises an air compressor, a heating tank, a detection device and a buffer tank. The air compressor is connected with the heating tank through a steel pipe. A pressure sensor and a temperature sensor of the heating tank are arranged at the top of the heating tank. An air heater is arranged at the bottom of the heating tank. The heating tank is connected with an inlet of the valve to be tested through a first test pipeline. The first test pipeline is provided with an electric check valve. The detection device comprises a detection table and a test device. The valve to be tested is arranged on the detection table. The test device comprises a high-temperature flow meter, a torque test device, a differential pressure gauge and an ultrasonic leakage detector. An outlet of the valve to be tested is connected with the buffer tank through a second test pipeline. The device can simulate the actual working condition in a factory and detect the high-temperature medium circulation performance of the high-temperature valve.

The invention relates to a reusable ultrasonic scalpel, and belongs to the field of minimally invasive medical instruments. The ultrasonic scalpel comprises a scalpel tool, a scalpel rod assembly anda functional assembly; the scalpel tool, the scalpel rod assembly and the functional assembly are sequentially connected; the scalpel rod assembly comprises a scalpel rod, an inner sleeve and an outersleeve, and the inner sleeve and the outer sleeve sequentially sleeve the scalpel rod from inside to outside; the inner sleeve is divided into a jaw end inner sleeve and a rotating handle end inner sleeve, and the outer sleeve is divided into a jaw end outer sleeve and a rotating handle end outer sleeve; the jaw end inner sleeve is clamped to the rotating handle end inner sleeve through an L-shaped clamping structure, and the jaw end outer sleeve is clamped to the rotating handle end outer sleeve through an L-shaped clamping structure. The reusable ultrasonic scalpel has the advantages of being easy to clean, economical and capable of being repeatedly used after high-pressure sterilization, and the waste of medical instruments is reduced.

The invention discloses a positioning mechanism for automobile membrane baking. The positioning mechanism comprises a base, and a plurality of positioning grooves allowing one end of automobile glass to be inserted therein in a matched manner are formed in the base; the base is further provided with a first positioning unit and a second positioning unit, wherein the first positioning unit comprises a positioning frame and a plurality of positioning seats connected to the positioning frame; each positioning frame is provided with a sliding hole, and an ejection rod is connected to the interior of each sliding hole in a sliding manner; the ejection rods are connected with the bottoms of the sliding holes through elastic parts, and the free ends of the ejection rods are connected with suction cups; and the second positioning unit comprises an installation seat, an air bag body and an inflation pump; the air bag is mounted on the installation seat, the air bag body and the first positioning unit are oppositely arranged, an air outlet of the inflation pump is communicated with the air bag body through a gas pipeline, and a valve is arranged on the gas pipeline. The positioning mechanism can position the automobile glass in various shapes, and positioning generality is good.

The invention discloses an automatic tea making method and an automatic tea tray system for realizing the same. The method comprises the steps of putting different varieties of tea leaves into different teapots respectively, and injecting hot water into the teapots for making tea; and the method particularly comprises the steps of identifying the teapots with different varieties of tea leaves, andautomatically injecting hot water with different temperatures into the teapots according to different varieties of tea leaves. The automatic tea tray system comprises a tea tray, a teapot put on thetea tray, a water injection system arranged at one side of the tea tray, a delivery device arranged on the tea tray and used for delivering the teapot, and a control terminal electrically connected with the water injection system and the delivery device, wherein the control terminal is used for controlling transmission of a water injection switch of the water injection system and the delivery device; and the water injection system is provided with a water temperature adjusting device for adjusting the output water temperature, and the water temperature adjusting device receives an output watertemperature signal sent by the control terminal. The method and the tea tray system can automatically identify the variety of the made tea so as to automatically inject hot water with different temperatures into the teapot according to different varieties of tea leaves.

The invention relates to the field of reaction tanks, and concretely relates to a coiled chemical reaction tank. The coiled chemical reaction tank comprises a reaction tank body, a cleaning mechanism,a feeding mechanism, a water adding mechanism and a stirring mechanism, a stirring mechanism is arranged in the reaction tank body, the annularly arranged cleaning mechanism is fixedly mounted on theouter wall of the upper end of the reaction tank body, the cleaning mechanism is communicated with the inner wall of the reaction tank body; supporting columns are fixedly mounted at two sides of theouter wall of the reaction tank body through bolts, a rubber pad arranged between every supporting column and the reaction tank body, and a supporting plate is fixedly mounted at one side of the reaction tank body. The cleaning mechanism, a water inlet tube, a water spray tube and a spray head are used cooperatively to realize the flushing of the residual raw material on the inner wall of the reaction tank body, so after the use of the reaction tank is used, a cleaning solution is added through the water inlet tube, enters the annularly-arranged water spray tube, and is sprayed out through the spray head on the water spray tube to flush the chemical raw material on the sidewall of the inner cylinder of the reaction tank body, so the inner sidewall of the tank body is kept clean, and can be easily used next time.

The invention belongs to the technical field of press detection, and in particular relates to a pressure fault detection system and a pressure fault detection method for a servo press. A threshold value range of a pressure value of the press and a torque value of a motor is obtained by taking the pressure value of the press and the torque value of the motor as a pressure fault detection index, andreal-time fault detection and real-time fault alarm are achieved by comparing a detection value of the press and an output torque value of a servo driver measured by a pressure sensor.

The invention discloses an intelligent computer storage power source, and relates to the technical field of computer accessories. The intelligent computer storage power source comprises a battery box, a lower protection edge is fixedly installed at the bottom of the inner cavity of the battery box, an upper protection edge is fixedly installed at the top of the inner cavity of the battery box, a battery pack is fixedly installed in the inner cavity of the battery box, a series connection chip located in the inner cavity of the battery box is fixedly installed at the inner side of the battery pack, a negative pole contact chip located in the inner cavity of the battery box is fixedly installed at the right side of the battery pack, a positive pole contact chip located in the inner cavity of the battery box is fixedly installed at the left side of the battery pack, and a mainboard located in the inner cavity of the battery box is fixedly installed above the battery pack. According to the intelligent computer storage power source, the unstable voltage and received overlarge pressure, temperature and humidity of the storage power source can be effectively prevented, the service life of the storage power source is prolonged, and the using safety of the storage power source is enhanced.

The invention belongs to the technical field of automobile manufacturing and particularly relates to an automobile injection molded part cooling device. The device comprises a lower mould body, a lower cooling pipe is arranged on the lower mould body, and a first liquid inlet and a first liquid outlet are formed in the two ends of the lower cooling pipe correspondingly and extend to the outside ofthe lower mould body; an upper mould body is arranged on the top side of the lower mould body and matched with the lower mould body, an upper cooling pipe is arranged on the upper mould body, and a second liquid inlet and a second liquid outlet are formed in the two ends of the upper cooling pipe correspondingly and extend to the outside of the upper mould body; and a condenser, a reservoir and avariable frequency pump are fixedly mounted on the top side of the upper mould body, and a first flow splitting pipe is mounted in a water inlet of the condenser and connected with the first liquid outlet and the second liquid outlet through leather hoses correspondingly. According to the cooling device, injection molded parts are convenient to cool, the cooling effect is good, data including thetemperature, the pressure, the flow rate and the like are convenient to observe in real time, and the product quality can be better controlled.

The invention discloses a testing device for extruding and lining of concrete, which includes inner and outer layer barrel-shaped dies, a propelling device, an extruding device, an inner template assembling machine and other parts. The testing device disclosed by the invention can realize continuous seamless formation during extruding and lining the concrete, can realize timely filling of gaps between an excavated rock wall and the inner templates by the concrete, can inhibit ground settlement during practical use, can lower the lining cost of a tunnel, can realize automatic accurate assembling of the inner templates, is labor saving , can realize pressure detection for the concrete, and can realize lining strength detection of the concrete as well as onsite observation of the lining quality.

The invention discloses a braking unloading prefill valve group. A first pressure measuring connector, a second pressure measuring connector, a safety valve, a second one-way valve and a hydraulic control reversing valve are arranged on the surface of the upper portion of a valve body; a conversion shuttle valve and a first one-way valve are arranged on the first side face connected with the surface of the upper portion, and an unloading valve is arranged on the second side face opposite to the first side face; and an oil outlet A and an oil outlet B are formed in the third side face, the third side face is adjacent to the first side face and the second side face, and a pressure sensor, an oil return port T and an oil supply port P are formed in the fourth side face opposite to the third side face. According to the valve group, the safety valve, the hydraulic control reversing valve, the pressure sensor, the first one-way valve, a second one-way valve, the unloading valve, the conversion shuttle valve, the first pressure measuring connector, the second pressure measuring connector, a port P, a port T, a port A, a port B and other components are integrated on one base body, and the valve group is lighter in mass, more compact in structure, more rapid in response and higher in response precision; and the functions of automatic liquid filling of two oil ways and unloading after liquid filling are completed can be achieved.

The invention discloses an air cylinder special for machinery and capable of detecting inner pressure, reducing vibration and filtering dust. The air cylinder comprises an air hole and a piston rod; the air hole is formed in the upper portion of a rear cylinder cover; the position, close to the air hole, of the left side of the interior of the rear cylinder cover is provided with a vibration reduction pad; the position, close to the vibration reduction pad, of the left side of the interior of a cylinder barrel is provided with a piston, the left side of the piston is provided with a buffer ring, and the left side of the buffer ring is provided with an embedded pressure sensor; and the piston rod is installed on the left side of a front cylinder cover. The air cylinder is scientific and reasonable in structure and safe and convenient to use, the interior of the air cylinder is provided with the pressure sensor, thus, the inner pressure of the air cylinder can be detected in real time, and change of the pressure inside the air cylinder can be found in time; the cylinder barrel is internally provided with the vibration reduction pad, and thus, vibration generated when the piston makescontact with the cylinder barrel during moving can be effectively reduced; and an air filter is arranged at the air hole, so that dust in the air is effectively prevented from entering the air cylinder.

The invention discloses an energy storage bank pool built in the underground mine which comprises a plurality of energy storage bank groups, and each energy storage bank group comprises a plurality ofenergy storage banks. The upper parts of every two adjacent energy storage banks in each energy storage bank group are connected with an upper communicating pipe, and the lower parts of every two adjacent energy storage banks in each energy storage bank group are connected with a lower communicating pipe. Every three adjacent energy storage banks in each energy storage bank group are laid out inan equilateral triangle distribution. The energy storage bank comprises a mainbody, and on the mainbody which is located right under the transportation tunnel, energy delivery pipeline components arearranged. The invention also discloses a method for constructing an energy storage bank pool built in underground mine. The method features novel and reasonable design, sound stability and feasibility, and the energy storage banks built according to the method are of stable structure, high strength, good sealing performance, good anti-seepage performance and high energy storage safety, which willlead to reasonable utilization of the depleted mine and pave the way for exploration of the energy storage bank with a high value in popularization and application.

The invention discloses a spot-welder head and a spot-welding device applying the spot-welder head. The spot-welder head comprises a pedestal, a slide bar, a spot-welding head, a pressure sensor and atransmission mechanism, wherein the pedestal is provided with a first mounting part and a second mounting part, and the first mounting part is provided with a first mounting hole; the slide bar penetrates the first mounting hole and can move in a reciprocating manner along the axis direction of the first mounting hole; the spot-welding head is connected to the end part of the slide bar and is located below the first mounting part; the pressure sensor is mounted on the second mounting part; the transmission mechanism is located between the first mounting part and the second mounting part, theend part, deviated from the spot-welding head, of the slide bar is connected to the transmission mechanism, the transmission mechanism is stopped by the first mounting part, and the end, deviated fromthe slide bar, of the transmission mechanism is in contact with the pressure sensor, and the transmission mechanism is in elastic contact with the pressure sensor; and the center lines of the slide bar, the pressure sensor and the transmission mechanism are located on a same straight line. According to the technical scheme, the spot-welding efficiency can be improved and the rate of finished products is improved.

The invention belongs to the technical field of resources and environments, and particularly discloses a crop organic solid waste pretreatment system which comprises a cutting system, a crushing system, a compression system and a control system matched with the cutting system, the crushing system and the compression system; the cutting system comprises an extrusion device and a cutting device matched with the extrusion device; the crushing system comprises a primary crushing device and a fine crushing device; the compression system comprises a fine material pressing device matched with the fine crushing device; the extrusion device comprises a pair of straw feeding channels, any straw feeding channel is connected with a straw extrusion cavity, and a straw extrusion mechanism is arranged inthe straw extrusion cavity; and the cutting device comprises a straw cutting cavity, a pair of straw output channels connected with the straw extrusion cavity is arranged in the straw cutting cavity,and a straw cutting mechanism matched with an outlet of any straw output channel is arranged at the outlet of the straw output channel.

The invention discloses an automatic opening and closing pressure control device of a horizontal normal-pressure hot water boiler. The automatic opening and closing pressure control device comprises a boiler body, openings are formed in the two ends of the boiler body, a first pressure control structure is arranged at the position of the opening in the right side, a second pressure control structure is arranged at the position of the opening in the left side, the boiler body is cylindrical and horizontal, vertical frame rods are symmetrically arranged at the bottom end of the boiler body, a liquid drainage port is formed in the middle of the bottom of the boiler body, and the outer wall of the boiler body is further wrapped with a waste heat recovery device; and the first pressure control structure comprises a sealing cover plate, a pressing cover is arranged at the inner end of the sealing cover plate, the inner side of the pressing cover is connected with a column core block, the column core block is a cylinder, strip-shaped grooves are formed in the upper side and the lower side of the column core block, first sliding blocks are embedded into the strip-shaped grooves, and first pneumatic cylinders are symmetrically arranged on the outer wall of a pressing plate. The internal pressure is adjusted through the first pressure control structure and the second pressure control structure on the two sides of the boiler body, and the device is simple in structure and practical.

The application provides a train tube monitoring device and system and a 25t axle load aluminum alloy coal hopper car system. The 25t axle-load aluminum alloy coal hopper truck includes an end wall vertical plate, a support plate and a bottom plate. The train tube monitoring device includes a strain-type pressure sensor, a pressure switch and a control device. The strain-type pressure sensor is arranged in the installation space formed by the end wall vertical plate, the support plate and the bottom plate. The strain pressure sensor is connected with the train pipe of the 25t axle-load aluminum alloy coal hopper car. The pressure switch is arranged in the installation space. The pressure switch is communicated with the train pipe of the 25t axle load aluminum alloy coal hopper car. The pressure switch is used to determine whether to output a trigger signal according to the pressure value of the train pipe. The control device is electrically connected with the strain-type pressure sensor and the pressure switch, respectively. When the control device receives the trigger signal, the control device detects the current pressure value in the train tube through the strain gauge pressure sensor, and outputs the current pressure value.

The invention discloses a clamping method of a special clamp, and belongs to the technical field of clamping. The special clamp comprises a clamp base provided with a clamp support at the upper end, and the side end of the clamp support is connected with a clamping oil cylinder, a fixed block is connected to the inner end of the clamp support, a movable pressing plate is arranged on the inner sideof the clamp support, a rotating shaft is rotationally connected to the middle of the movable pressing plate, and the end part of the rotating shaft is fixedly connected with the inner end of the clamp support, and a stretching spring is connected between the lower end of the movable pressing plate and the tail end of the fixed block, a fixed pressing block is connected to the upper end of the clamp support, and a steel pipe is arranged between the fixed pressing block and the movable pressing plate, the fixed pressing block is connected to a main controller, a pressure detecting mechanism isarranged on one side, close to the steel pipe, of the fixed pressing block, and the steel pipe is stably clamped through a clamp type clamping method, the pressure of the clamping part on the clamp can be detected in real time, and once the pressure exceeds the manual preset threshold value, automatic alarm can realize to remind a worker, the fault information can be transmitted remotely, and thesafety performance is improved to a great extent.

The invention provides a train pipe monitoring device and system and a 25t axle load aluminum alloy coal hopper car system. The 25t axle load aluminum alloy coal hopper car comprises an end wall vertical plate, a supporting plate and a bottom plate. The train pipe monitoring device comprises a strain type pressure sensor, a pressure switch and a control device, wherein the strain type pressure sensor is arranged in a mounting space defined by the end wall vertical plate, the supporting plate and the bottom plate; the strain type pressure sensor is communicated with a train pipe of the 25t axle load aluminum alloy coal hopper car; the pressure switch is arranged in the mounting space; the pressure switch is communicated with the train pipe of the 25t axle load aluminum alloy coal hopper car; the pressure switch is used for determining whether to output a trigger signal or not according to the pressure value of the train pipe; the control device is electrically connected with the strain type pressure sensor and the pressure switch; and when the control device receives the trigger signal, the control device detects the current pressure value in the train pipe through the strain type pressure sensor and outputs the current pressure value.

The invention discloses an intelligent computer storage power source, and relates to the technical field of computer accessories. The intelligent computer storage power source comprises a battery box, a lower protection edge is fixedly installed at the bottom of the inner cavity of the battery box, an upper protection edge is fixedly installed at the top of the inner cavity of the battery box, a battery pack is fixedly installed in the inner cavity of the battery box, a series connection chip located in the inner cavity of the battery box is fixedly installed at the inner side of the battery pack, a negative pole contact chip located in the inner cavity of the battery box is fixedly installed at the right side of the battery pack, a positive pole contact chip located in the inner cavity of the battery box is fixedly installed at the left side of the battery pack, and a mainboard located in the inner cavity of the battery box is fixedly installed above the battery pack. According to the intelligent computer storage power source, the unstable voltage and received overlarge pressure, temperature and humidity of the storage power source can be effectively prevented, the service life of the storage power source is prolonged, and the using safety of the storage power source is enhanced.

The invention discloses a heat energy control valve system in a steelmaking production pipeline under a framework of the Internet of Things. The heat energy control valve system comprises a touch screen control terminal, wherein the output end of the touch screen control terminal is connected with a wireless network control module through a wireless network, and the output end of the wireless network control module is electrically connected with a switching value input module. According to the invention, a PLC can be remotely controlled through the wireless network, the working state of a valve can be provided in real time, and opening or closing of the valve is remotely controlled through a mobile phone APP; the working state of a medium in a pipeline is provided in real time, and pressure, temperature and flow can be detected in real time; the temperature and flow of the pipeline can be directly balanced according to big data; and the flow change of each branch pipe is monitored in real time, an alarm is given in real time when the flow is abnormal, the phenomena of leakage, leakage and water loss are completely eradicated, remote control can be achieved through digital signals, and intelligent monitoring in the automatic production and machining process is achieved.

The invention discloses a connecting structure of the deep foundation pit reinforcing latticed column. The connecting structure comprises a latticed column body, side baffles are fixed to the top of the latticed column body at equal intervals, a mounting groove is defined by the four side baffles, a driving box is connected to the inner wall of the mounting groove in an inserted and clamped mode, a mounting piece is fixed to the top of the driving box, a first baffle is fixed to the top of the mounting piece through bolts, first fixing blocks are symmetrically fixed to the four corners of the bottom of the inner wall of the driving box, gaps among the four first fixing blocks form a cross-shaped groove, first sliding holes are symmetrically formed in the side edges of the driving box, and first clamping blocks are slidably connected to the inner walls of the first sliding holes. When a steel bar beam is poured, the phenomenon that concrete extrudes fixing arms and consequently the fixing arms retract can be prevented, the connecting strength of inserting columns and the steel bar beam is improved, the problem that the supporting force is insufficient due to foundation sinking can be prevented, the supporting stability is improved, the device can be detached and recycled, and material waste is reduced.

The invention discloses a chamber pressure detection device and detection method of an oil production screw pump, which comprises an oil production screw pump, a clamp body, a pressure sensor, a positioning member, a front seal ring and a rear seal ring, and the clamp body is set on the outer pipe of the oil production screw pump The back of the wall is fixedly connected, one of the clamp body is provided with a threaded through hole, the front sealing ring is placed in the through hole and contacts with the oil production screw pump, the positioning part is placed in the through hole and contacts with the oil production screw pump, the pressure The detecting end of the sensor is connected with the through hole, and the other end of the positioning piece is in contact with the detecting end of the pressure sensor through the rear sealing ring. Compared with the prior art, the present invention can detect the pressure of the internal chamber of the screw pump in real time, and install multiple present inventions on other chambers of the screw pump at the same time, and can simultaneously detect the pressure value and internal pressure of different sealed chambers Distribution conditions and lift pressure generation and transfer rules, etc., the present invention has simple structure, low cost, good use effect, and has the value of popularization and use.

The invention discloses a power source control chip and a control method thereof and relates to the technical field of primary battery control. A plurality of electrodes a are arranged on one side ofthe power source control chip, a plurality of electrodes b, a signal electrode c, a signal electrode d, an electrode e and an electrode f are arranged on the other side of the power source control chip, a sensor, an analog-digital converter, a core process, a MOS driver, a MOS transistor and a secret key unit connected to the core processor through an integrated circuit, the sensor, the analog-digital converter, the core processor, the MOS driver and the MOS transistor are sequentially connected through an integrated circuit, the electrodes a and the electrodes b are connected to two poles ofthe MOS transistor through an integrated circuit respectively, the electrode e and the electrode f are connected to an integrated circuit to form a power supply electrode of the same, and both the analog-digital converter and the core processor are connected to a double-wire interface connected with an outside battery management unit. By the power source control chip, the problem that existing individual primary batteries do not have functions of detecting inside temperature and pressure in real time and of controlling permission-type discharging and the problem that the individual primary batteries do not have signal encryption for controlling power source output can be solved.

The invention discloses a belt type roasting machine comprising a belt type roasting machine body (1) and a belt type roasting machine combustion heating system (2). The belt type roasting machine body (1) is sequentially provided with a drum drying section (101), a swab-off section (102), a preheating section (103), a roasting section (104), a soaking section (105), a first cooling section (106),and a second cooling section (107) according to a process direction; the belt type roasting machine combustion heating system (2) comprises a combustion chamber, a gas pipeline (201) connected with the combustion chamber, and a combustion system air supply pipeline (202). A production method and device of a novel belt type roasting machine thermal system can timely and effectively detect the generation of an overwetting layer inside the materials in the drum drying section and the overwetting layer is automatically eliminated the first time.

The invention discloses a mine downhole oil-gas storage cavern which comprises a storage carven body and an oil-gas conveying pipeline assembly. The storage carven body comprises a storage carven bodybottom component, a reinforcing top plate and a layer of storage carven body middle component or a plurality of layers of storage carven body middle components which are fixedly connected up and down. The bottom of the storage carven body middle component at the bottom layer is fixedly connected with the top of a storage carven body bottom component, and the reinforcing top plate is fixedly connected to the top of the storage carven body middle component at the top layer. The oil-gas conveying pipeline assembly comprises an oil-gas input pipeline and an oil-gas output pipeline, an oil-gas input control valve is arranged on the oil-gas input pipeline, and an oil-gas output control valve is arranged on the oil-gas output pipeline. The invention further discloses a construction method of themine downhole oil-gas storage cavern. The mine downhole oil-gas storage cavern is stable in structure, high in strength, good in sealing performance and good in anti-seepage performance, enables a mine goaf to be reasonably utilized, and provides new thoughts for exploration of energy storage caverns.