51 results about "Compression Pump" patented technology

The invention discloses a hand sprayer with a labor-saving pressing mechanism, and relates to the technical field of manual spraying devices. A compression pump is in threaded connection with the interior of a liquid outlet hole formed in the right side of the top of a box body, a push rod is fixedly connected to one side of the compression pump, the water outlet end of the compression pump communicates with a spraying rod, a cover is in threaded connection with the interior of a liquid inlet hole formed in the left side of the top of the box body, and a labor-saving mechanism is arranged in a cavity formed in the bottom of the box body. And a stirring assembly is arranged at the top of the labor-saving mechanism. According to the invention, by arranging the compression pump, the labor-saving mechanism and the stirring assembly, the natural arm swinging action conforming to ergonomics is converted into pumping pressure power, so that labor-saving operation of spraying operation and automatic and uniform mixing of liquid medicine are realized.

A refrigerant compressor pump, a thermal management system, and a control method thereof are disclosed. The refrigerant compressor pump includes a housing, a motor, a compression component, and a gas-liquid separator. The housing has a refrigerant inlet and a refrigerant outlet. The refrigerant compressor pump has a separation chamber, a low-pressure chamber, and a high-pressure chamber, which are located inside the housing. The high-pressure chamber is connected to the refrigerant outlet. The motor is located in the low-pressure chamber and is connected to the separation chamber. The motor is connected to the compression component and can drive the compression component to operate. The refrigerant compressor pump has a compression chamber, and the compression component at least partially forms the chamber wall of the compression chamber. The compression chamber is connected to the high-pressure chamber. The gas-liquid separator is at least partially located in the separation chamber and is connected to the refrigerant inlet. The refrigerant compressor pump and the gas-liquid separator can share a housing, saving costs and reducing the risk of refrigerant leakage.

The gastric lavage equipment structurally comprises a main body shell, two filter flasks are arranged at the front end of the main body shell, the filter flasks are connected with a compression pump through guide pipes, the compression pump is connected with a liquid guide connector, and a control panel is arranged at the top of the outer side of the main body shell; a compression pump is arranged in the main body shell, a cooling fan aligned with the compression pump is installed at the rear end of the interior of the main body shell, a control module is further arranged at the rear end of the interior of the main body shell, and a cleaning integrated device is installed at the bottom end of the interior of the main body shell and comprises a cleaning cavity. Hot air is concentrated in the air outlet cover and is blown into the filter bottle at an inclined angle through the air outlet holes, the cleaned filter bottle is dried, the cleaned and dried filter bottle is stored in the cleaning cavity, and the filter bottle can be used as a standby filter bottle and can be used by a plurality of patients needing gastric lavage operations at the same time.

The application discloses a compressor facilitating oil-gas separation, which comprises a shell, a compression pump, an oil storage cavity and an oil-gas separation assembly arranged in the shell, wherein the oil-gas separation assembly is located above the outlet of the compression pump, the oil-gas separation assembly comprises a circular separation net, the center of the circular separation net is protruded towards the side of the oil-gas movement direction, and the circular separation net is provided with separation holes; the center of the circular separation net is provided with a crankshaft, and the crankshaft can drive the circular separation net to rotate. The compressor facilitating oil-gas separation can quickly realize the output of high-pressure gas and effectively realize oil-gas separation, and the working efficiency of the compressor is improved.

A compression type atomizer comprises a shell, a compression pump assembly, a silencing box and a heat dissipation exhaust fan, a filtering air inlet is connected with an inlet of the compression pump assembly through a pipeline via the silencing box, and an outlet of the compression pump assembly is connected with an air outlet through a pipeline; the bottom of the compression pump assembly is connected with the inner bottom surface of the shell through a buffer pad, and the top of the compression pump assembly is in compression fit with the inner top surface of the shell through a damping layer; the left end and the right end of the shell are each provided with a heat dissipation air inlet so that the heat dissipation air inlets can be aligned with the two ends of the compression pump assembly. The heat dissipation exhaust fan is arranged on the front side or the rear side of the compression pump assembly, a heat dissipation air outlet is formed in the position, opposite to the heat dissipation exhaust fan, of the shell, and therefore a heat dissipation structure with air inlet at the two ends and air outlet at the side is formed.

The utility model relates to the technical field of valve module helium detection, in particular to a valve module helium detection tool structure which comprises a detection table, a machine frame is fixedly installed on the left side of the top end of the detection table, a lifting frame is movably installed at the upper end of the machine frame, and a lifting mechanism is arranged between the machine frame and the lifting frame. A compression pump is fixedly mounted on the right side of the upper end of the lifting frame, a gas storage bottle is fixedly mounted on the left side of the upper end of the lifting frame, and a detection mechanism is arranged on the right sides of the lifting frame and the detection table; and a recovery mechanism is arranged below the right side of the detection table. According to the utility model, through the arrangement of the recovery mechanism, residual helium in the valve module and the transparent cover can be pumped out after detection is completed, and the helium is recovered into the gas storage bottle through the corrugated pipe, so that the helium is recycled, the waste of the helium is effectively reduced, the detection cost is reduced, and the resource utilization rate is improved at the same time; the device is especially suitable for industrial production environments requiring frequent helium detection.

A method to unload a fluid mixture from an underground production tubing, in order to reduce the hydrostatic pressure within the fluid mixture. A method to kill an oil or gas well by equalizing pressure between the production tubing, the casing annulus, and a surface tank battery, by de-pressurizing the fluid within the production tubing and the casing annulus, and by pumping a kill fluid. One goal of the methods may be to avoid discharging unwanted liquid phase or gas phase to the atmosphere, therefore reducing unnecessary emissions, and valuing the recovered products.

The present application relates to railway freight car experimental device technical field, specifically provide a kind of air compressor, including first mounting bracket, second mounting bracket, filter device, compression pump, copper pipe, pressure reducing valve, apparent pressure subassembly and drain filter, the second mounting bracket is set to the inside of the first mounting bracket, the inside of the second mounting bracket has first cavity, the compression pump is set in the first cavity, the lower end of the second mounting bracket and the inner bottom portion of the first mounting bracket form second cavity, the copper pipe is installed in the second cavity;Wherein, the structure is by the element in the first mounting bracket according to its external dimensions and structural features along three directions of two two verticals is arranged, can make full use of the space along the first direction, second direction and third direction inside the first mounting bracket, so that the element layout inside is more three-dimensional and compact, so that the external dimensions of the first mounting bracket is smaller, beneficial to miniaturization design, to reduce production cost in turn.

This invention discloses a refrigeration cycle method with liquid refrigerant compression, relating to the fields of refrigeration and gas liquefaction. The method includes a liquid tank, a liquid compression pump fixedly connected to one side of the liquid tank, and a main heat exchanger fixedly connected to the side of the liquid compression pump away from the liquid tank. The main heat exchanger is connected to an expander unit, a circulating gas compressor unit, and the liquid tank. The circulating gas compressor unit includes a circulating compressor and a circulating compression cooler. A cold box is provided outside the liquid tank, the liquid compression pump, the main heat exchanger, and the first and second expansion ends of the expander unit. This invention adds a liquid compression process to the refrigeration cycle, increasing the refrigerant pressure in both the liquid and gaseous states. Based on thermodynamics, a new refrigeration cycle method is created, reducing energy consumption during circulating compressed gaseous refrigerant, while simultaneously increasing energy recovery and utilization in multiple ways, improving the coefficient of performance (COP), and thus achieving the goal of reducing the total energy consumption of the refrigeration cycle.

The utility model relates to air compressor technical field discloses a low noise air compressor, including compressor body, the top of compressor body is provided with compression pump chamber, and the top of compression pump chamber is connected with air inlet pipe and air outlet pipe, make the air form spiral guide flow before entering compression pump chamber through setting up spiral air deflector and the structure of closed column, relieve the screeching noise caused by the sudden inrush airflow, through setting up the combination structure of expansion chamber, gather together chamber and perforated pipe in the air outlet end in proper order, form the exhaust path of " expansion - contraction - expansion", effectively slow down the sound wave impact in the high pressure air sudden release process, simultaneously, the flexible bellows and perforated plate cooperation sound absorbing material are embedded in the exhaust passage, realize multistage noise reduction, the rubber sheet is clamped for buffering connection vibration in the air filter chamber and air inlet pipe junction, sets up the rubber connecting seat in the bottom, further absorbs the structural vibration in the compressor operation.

The utility model discloses a spray drying device which comprises a wet material tank and a drying tower, the wet material tank and the drying tower are communicated through a wet material conveying pipe, a pneumatic stirrer, an exhaust pipe and an air inlet pipe are arranged on the wet material tank, the pneumatic stirrer comprises a driving mechanism and a stirring rod, and the spray drying device further comprises a gas compression pump and a heater. The gas compression pump is communicated with the heater through a pipeline, the gas compression pump is further provided with a power gas pipe, the power gas pipe is communicated with the pneumatic stirrer, the heater is communicated with the drying tower through a drying gas pipe, the drying gas pipe is further provided with a heating gas pipe, and the heating gas pipe is communicated with the gas inlet pipe. Original compressed gas and heating gas of equipment are utilized, a motor and heating equipment do not need to be additionally arranged, wet materials in the wet material tank can be stirred and heated, an existing heat source is fully utilized, and investment of the equipment is reduced.

The application discloses a kind of for automobile water pump sealing detection platform, including shell and pump body, the pump body includes water inlet and water outlet, the shell interior is equipped with water line, is equipped with detection instrument and movable assembly at the position close to the back of the shell interior, water line part uses conveying belt and carousel collaborative operation, conveying belt realizes the continuous linear conveying of pump body, carousel is limited by intermittent rotation and arc baffle, accurately transfers pump body to detection station and completes the automatic detection of qualified or unqualified product, forms completed flow operation, significantly reduces manual intervention, detection instrument realizes detection in combination with pneumatic seal and air pressure monitoring mode, plugging head is driven vertical compression pump body water inlet in screw rod mechanism in movable assembly, simultaneously, cylinder pushes the butt joint of communication head and water outlet, constructs closed detection environment, constant air pressure is injected using air pump and pressure change is monitored in real time by sensor.

The invention discloses an integrated air supply unit and an air suspension system. The integrated air supply unit comprises an ECU assembly, an installation support, an air spring air pipe connector, a valve block, a compression pump assembly, an air inlet and outlet connector, a throttling check valve, a pneumatic valve, a pressure sensor and a power limiting valve. Wherein the compression pump assembly integrates a motor, a dryer and a compression pump, cavities of the dual-cavity dryer and the compression pump are integrally designed on the same shell, the axes of the two cavities are distributed in parallel, the two cavities are installed on an installation face on one side of the valve block, and gas circuit sealing is achieved through an O-shaped ring. Besides, the air supply system comprises an air supply unit, an air storage tank, an air spring and an air filter, and various functions of lifting, descending, pressure detection and the like of the automobile suspension are achieved through different loop control, so that high integration of the air suspension system is achieved, occupied installation space is reduced, arrangement of the whole automobile is facilitated, and the service life of the automobile is prolonged. Meanwhile, the purposes of reducing cost, increasing efficiency and the like can be achieved.

A system (100) for muscle stimulation during a training session The system (100) includes a compression pump (120) to regulate blood flow to a target muscle by applying controlled pressure with predetermined movements). An electrical stimulation unit (130) transmits a plurality of electrical impulses causing the target 5 muscle to contract and relax. A plurality of sensors (140) captures a plurality of physiological parameters associated with the target muscle during the muscle contractions. A user interface module (180) allows a user to monitor intensity of the electrical stimulation unit, blood flow regulation pressure, and tension of the plurality of elastic bands. A receiving module (190) receives the plurality of physiological 10 parameters from the plurality of sensors. A calculation module (200) calculates an optimal repetition count required to achieve a predetermined percentage in the target muscle performance based on a plurality of parameters.

The application discloses a pressure container residual gas separation and purification equipment, which comprises an air inlet pipe, a booster pump, two treatment pipes, a steady flow assembly, a first flow equalization assembly, a second steady flow assembly, a second flow equalization assembly, a third steady flow assembly, a filter assembly, a moisture absorption assembly, an adsorption assembly, a molecular sieve assembly, a pipe combining device, a compression pump, a first washing tower unit, a first separator, a second washing tower unit, a second separator and a heat exchange unit. The application can remove the high-content impurities such as hydrogen sulfide, carbon dioxide and water vapor in the residual gas in the natural gas in the pressure container, separate and purify the natural gas, and realize repeated utilization.

The invention discloses a multi-rotor compressor and refrigeration equipment, and relates to the technical field of liquid variable-capacity compression pumps, the compressor comprises a shell, a crankshaft, rotors and a built-in motor, the crankshaft is mounted in the shell through a magnetic suspension bearing, each rotor is mounted on the crankshaft, and the built-in motor is arranged in the shell and is in transmission connection with the crankshaft; each rotor is of a three-arc structure, and the outer contour line of each rotor is composed of three identical protruding arc faces and three sealing vertexes. A sealed compression cavity is arranged in the shell, and each rotor is eccentrically arranged in the sealed compression cavity; the rotors are uniformly distributed on the circumference around the central axis of the crankshaft; the crankshaft rotates to drive all the sealing vertexes to be in dynamic contact with the inner wall of the sealing compression cavity all the time, and three independent working air cavities with the volume changing periodically are formed between the three protruding cambered surfaces and the inner wall of the sealing compression cavity. According to the compressor, pulsation noise can be greatly reduced, the compression efficiency is improved, and the efficient, energy-saving and ultra-silence effects are achieved.

The invention provides multifunctional protective displacement equipment and application thereof. The multifunctional protective displacement equipment comprises a compression pump (1), a buffer tank A (2-1), a buffer tank B (2-2), a plunger pump (3), a gas mass flowmeter (4), a liquid injection pump (5), an annular pressure pump (6), a piston kettle (7), a coil pipe A (8-1), a coil pipe B (8-2), a rock core holder or a sand filling pipe (9), a drying oven (10), a window kettle (11), an electronic back pressure valve (12), a mechanical back pressure valve (13), a pneumatic back pressure valve (14) and a differential pressure gauge (15). An absolute pressure gauge (16), a gas-liquid separator (17), a protective cover (18) and pipe valves for connecting all the devices; the multifunctional protective displacement equipment can be applied to research on fluid flow and physical and chemical phenomena in porous media. Various tests can be realized on the same equipment, the equipment is prevented from being transformed when test fluid, test environment and test purposes are replaced, the universality of the equipment is improved, potential safety hazards caused by repeated transformation are avoided, and meanwhile, the equipment is safer.

The utility model relates to the technical field of compression pump installation, and discloses an anti-loosening compression pump which comprises a piston pump, a shaded pole motor is arranged on the left side wall of the piston pump, fixing columns are fixedly connected to the front side and the rear side of the top of the piston pump, and aluminum columns are fixedly connected to the interiors of the two fixing columns. Through the arrangement of the piston pump, the shaded pole motor and the aluminum column, the problem that the compression performance and the service life of the compression pump are affected due to the fact that a gap of a connecting part is increased can be solved, and the rigidity of the nylon pump body is increased by adding the aluminum column into the fixing column on the shell of the piston pump. The fixing column is arranged on the piston pump, so that the piston pump cannot be loosened due to frequent changes of high and low temperatures, the hole diameter of a bolt in the fixing column is increased by 2.5 mm, the aluminum column is embedded into the fixing column and a bolt hole of the piston pump, and then the piston pump and the shaded pole motor are locked, so that the overall stability of equipment is effectively ensured, normal operation of the equipment can be maintained, and the replacement frequency of the equipment is reduced.

This invention discloses a method for reducing piston cup wear. It operates on an air compressor pump with a motor capable of forward and reverse rotation. The pump's main control module controls the motor's direction of rotation and records this data. After the pump is powered on, the main control module controls the motor to rotate forward or backward based on the previously recorded rotation data. This invention utilizes the motor's reversing rotation to change the direction of the eccentric wheel, thus distributing the maximum frictional force generated at one point on the piston cup to two points, thereby extending the lifespan of the piston cup and consequently extending the service life of the pump body.

The utility model discloses a test bench for testing durability and strength of a gear selecting and shifting execution mechanism. The test bench comprises a base plate; the first load force application assembly is arranged at one end of the bottom plate; the second load force application assembly is arranged at the other end of the bottom plate; one end of the air storage tank is communicated with an air source provided by a workshop total compression pump, and the other end of the air storage tank is communicated with the first load force application assembly and the second load force application assembly; the regulating valve is arranged between the air storage tank and an air source provided by the workshop total compression pump; the supporting frame is arranged between the first load force application assembly and the second load force application assembly and fixedly connected to the bottom plate; the plurality of gear shifting shafts are mounted on the support frame; the multiple gear shifting blocks are arranged in the middle of the gear shifting shaft; the gear shifting shafts and the gear shifting shifting blocks are arranged in a one-to-one correspondence mode. The first load force application assembly and the second load force application assembly are arranged at the two ends of the gear shifting shaft correspondingly.

A refrigerant compressor, a thermal management system and a control method thereof. The refrigerant compressor comprises a shell, a motor, a signal plug-in end and a sensor. The shell has a refrigerant inlet and a refrigerant outlet, and the refrigerant compressor has a low-pressure cavity, a compression cavity and a high-pressure cavity, which are located inside the shell, and the high-pressure cavity is in communication with the refrigerant outlet. The motor is located in the low-pressure cavity, and the low-pressure cavity is in communication with the refrigerant inlet; a compression component, the motor is connected with the compression component, the motor can drive the compression component to operate, the compression component at least partially forms the cavity wall of the compression cavity, and the compression cavity and the high-pressure cavity can be in communication. The signal plug-in end is connected with the shell, and the signal plug-in end is used for external communication connection; the sensor is at least partially located in the low-pressure cavity or the high-pressure cavity, and the sensor is electrically connected with the signal plug-in end. The sensor is arranged inside the refrigerant compressor, and shares the signal plug-in end with the refrigerant compressor, so that the wire harness cost of the sensor is saved.

A refrigerant compressor, a thermal management system and a control method thereof. The refrigerant compressor comprises a housing, a motor, a compression component, a controller and an electric heater. The refrigerant compressor has a heating cavity, a low-pressure cavity, a compression cavity and a high-pressure cavity, which are located inside the housing. The motor is located in the low-pressure cavity, and the motor comprises a stator and a rotor. The rotor is connected with the compression component, and the motor can drive the compression component to operate. The compression component at least partially forms a cavity wall of the compression cavity, and the compression cavity and the high-pressure cavity can communicate. The refrigerant compressor has an electrical cavity, and the controller is located in the electrical cavity. The controller is electrically connected with the stator, and the heating cavity and the low-pressure cavity are located on the same side of the electrical cavity. The electric heater and the motor of the refrigerant compressor can share a wire harness connected to an external device, thereby reducing the cost.

The utility model relates to the technical field of water heaters, and provides a condensate water treatment assembly and a water heater, the assembly comprises a collection vessel, an atomization container, a water suction pipe, a spacer and a compression pump. According to the condensate water treatment assembly provided by the utility model, the collection vessel is arranged to collect condensate water, the atomization container is arranged, the containing cavity is communicated with the collection vessel, and the nozzle is arranged in the containing cavity; a water suction pipe is arranged on the side wall of the nozzle, the bottom of a water suction pipe containing cavity is located on one side of a spraying opening, partition pieces are arranged at the spraying opening, and a compression pump is arranged at a spraying inlet. When the compression pump is started, compressed air is sprayed out from the spraying opening of the nozzle, the water suction pipe is in negative pressure, condensate water in the containing cavity is pressed to the spraying opening and sprayed to the spacer, and the condensate water is atomized; therefore, when the condensate water is treated, a drain pipe does not need to be arranged externally, a water outlet does not need to be reserved at the installation position of the water heater, the transformation cost is saved, the condensate water can be prevented from blocking the drain pipe, regular maintenance is not needed, the use cost is saved, and the user experience is improved.

The utility model discloses cleaning equipment for egg processing, and relates to the technical field of egg processing. The transmission unit is arranged on the inner side of the supporting table and used for transmission; and the cleaning unit is arranged on the upper surface of the supporting table and used for cleaning, and the transmission unit comprises a driving assembly arranged on the outer surface of the supporting table and a limiting assembly arranged on the outer surface of the driving assembly. According to the egg cleaning device, the first driving motor, the transmission belt, the supporting frame, the driving gear, the limiting roller and the limiting toothed belt are matched with one another, so that eggs can be conveniently conveyed, the eggs are driven to rotate in the conveying process, and therefore the functionality of the cleaning device is improved; through cooperation of the cleaning box, the collecting box, a first liquid pump, a second driving motor, a water storage box, an air spraying pipe, an air collecting box, a spraying pipe, a cleaning brush and an air compression pump, eggs can be washed conveniently, meanwhile, the cleaned eggs can be air-dried in an auxiliary mode, and therefore the practicability of the cleaning equipment is improved.

A rotary compressor comprises a shell, a motor and a compression pump, the motor is arranged in the shell, the compression pump is arranged in the shell, an oil storage area is formed between a second end face of a cylinder body of the compression pump and a bottom cover of the shell, refrigerating machine oil is stored in the oil storage area, the oil quantity of the refrigerating machine oil in the oil storage area is V, the inner diameter of a main shell is M, and the inner diameter of the main shell is M; when the distance between the bottommost surface in the bottom cover and the bottom surface of the cylinder of the compression pump is H and the circumference ratio is pi, 25% < = V / (pi (M / 2) 2H) < = 40% is satisfied. Therefore, the overall oil filling amount and the refrigerant amount can be effectively reduced, the energy efficiency is improved, and the problems in the prior art are effectively solved. In addition, the design accords with the hydrocarbon refrigerant trend, has the characteristic of simplifying the assembly process, and is beneficial for the refrigerant to play an optimal role in the system.

The utility model discloses an architectural design measuring device, which comprises a fixed base provided with an omni-directional adjustment horizontal measuring structure; the omni-directional adjusting horizontal measuring structure comprises two pairs of adjusting air bags, a mounting table, a mounting seat, a plurality of clamping grooves, a fixing rod, an adjusting rotary table, a compression spring, two pairs of clamping steel balls, two pairs of supporting frames, a fixing plate, a measuring instrument, a compression pump and an electronic level meter. The utility model relates to the technical field of measuring equipment, and has the beneficial effects that the problems that the existing measuring device generally adopts a mechanical leveling structure, such as a spiral lifting foot or a bubble level, but the devices are low in adjusting efficiency, tedious to operate and insufficient in stability, and especially in complex terrains or occasions needing frequent adjustment, the adjusting efficiency is poor are solved; and high-precision horizontal calibration is difficult to realize quickly.

A closed-loop pneumatic engine operates solely on compressed air, eliminating the need for traditional fuels. The system comprises a camshaft, custom valves, reinforced pistons, a crankshaft, and a compression pump, all operating within a closed air circuit. This environmentally friendly engine is suitable for vehicles, generators, and industrial equipment, offering zero emissions, cost-effectiveness, and a long service life.

The utility model discloses a compression pump of an air conditioning system, which comprises a main shaft provided with a central channel extending along the axial direction of the main shaft; the inclined plate is provided with at least one channel, and the at least one channel is communicated with the central channel of the main shaft; the piston is provided with an outer surface which is in sliding fit with the inner wall of the pump body; the sliding shoe is provided with a first end and a second end, the first end is connected with the piston, and the second end and the inclined plate form a sliding contact surface; the pump body is provided with an inner wall, and the inner wall defines an air cylinder used for reciprocating motion of the piston; wherein the central channel of the main shaft and at least one channel of the swash plate jointly form a lubricating oil channel, and the lubricating oil channel is configured to guide lubricating oil to a sliding shoe between the piston and the swash plate. According to the utility model, the lubricating oil channel directly leading to the sliding contact surface of the sliding shoe and the inclined plate from the main shaft is constructed. Therefore, the lubricating oil can reach the key friction pair of the sliding shoe and the inclined plate more directly and efficiently.

The pharmaceutical material sending tank with the airflow mixing function comprises a tank body, a swing protection plate is rotationally connected to the lower portion of the tank body, a plurality of shaking connectors are rotationally connected to the interior of the swing protection plate, air nozzles are fixedly connected to the interiors of the shaking connectors, and air inlet hoses are fixedly connected to the other ends of the air nozzles. One end of the air inlet hose is fixedly connected with an air supply assembly, a swinging gear ring is fixedly connected below the swinging protection plate, one end of the swinging gear ring is in transmission connection with a swinging assembly, a discharging fixing plate is fixedly connected below the tank body, a discharging pipeline is fixedly connected below the discharging fixing plate, and one side of the discharging pipeline is fixedly connected with the swinging assembly. Material mixing is achieved through upward air injection of the air injection opening in the bottom, synchronous air supply is achieved through the compression pump and the air distributor, and reciprocating swing of the swing protection plate is combined, so that the air flow coverage range is wider, mechanical friction heat generation and lubricant pollution are avoided, and the requirement of the pharmaceutical industry for cleanliness is met.

The invention relates to the technical field of hydrogen compression pumps, and discloses a positive displacement hydrogen compressor pump body assembly which comprises a compression pump assembly, the output end of the compression pump assembly is connected with a piston pressure relief piece, the air outlet end of the piston pressure relief piece is connected with a cooling tank, and the air outlet end of the cooling tank is connected with a first pressurization assembly. The air outlet end of the first pressurizing assembly is connected with a secondary pressurizing assembly and a storage tank, the air outlet end of the secondary pressurizing assembly is communicated with the air conveying end of the storage tank, and control parts are arranged outside the first pressurizing assembly and the secondary pressurizing assembly. According to the invention, synchronous acquisition of concentration, corrosion, flow velocity and temperature multi-dimensional risk factors in a hydrogen conveying process is realized; the corrosion area and the corrosion depth are accurately and quantitatively calculated through the preprocessing module, the defects that in the prior art, the monitoring dimension is single, and corrosion risks are difficult to accurately recognize are overcome, and potential safety hazards such as hydrogen leakage, pipeline corrosion, flow velocity abnormity and temperature fluctuation can be comprehensively captured.