90results about How to "Adjust air pressure" patented technology

The invention belongs to the technical field of a bionic robot and especially relates to a bionic spine motion segment. The bionic spine motion segment comprises an upper vertebrae, a lower vertebrae, a first erector muscle, a second erector muscle, a third erector muscle, a fourth erector muscle, a first oblique muscle, a second oblique muscle, a third oblique muscle, a fourth oblique muscle, a steel wire rope, a reversible magneto-rheological damper component, a spherical hinge, a cylinder limit bracket, an electric proportional valve, a pressure reducing valve, an air source and a controller, wherein the upper vertebrae can realize four-freedom movement when a pneumatic muscle is driven, thus the bionic spine motion segment is flexible, clean and energy-saving; the reversible magneto-rheological damper component can be adjusted in damping, so that the moving posture of the upper vertebrae can be adjusted and the support and damping effect can be achieved; the rigidity of the bionic vertebrae can be changed by adjusting air pressure in the pneumatic muscle. The bionic spine motion segment is characterized in that the characteristics of the biological vertebrae motion segment can be better simulated and the bionic spine motion segment is innovated and expanded in function, thus the bionic spine motion segment is worth to be applied.

The invention provides a full-working-condition flexible pipeline rigidity automatic detecting device, and relates to the technical field of flexible pipeline detecting devices, in order to solve technical problems existing in the prior art that parameters of bending, twisting, stretching and the like of a flexible pipeline need to be measured through different detecting devices, the device is large in occupied space, low in automation degree, low in efficiency, and low in accuracy degree, and in complicated environments that the pipeline is positioned in a low temperature and a high temperature and a pressure exists in the pipeline and the like, the existing device cannot perform measurement. The device comprises a test rack, a control computer, and a bending rigidity detecting mechanism,a twisting rigidity detecting mechanism and a stretching rigidity detecting mechanism which are installed on the test rack. The control computer is used for controlling the bending rigidity detectingmechanism, the twisting rigidity detecting mechanism and the stretching rigidity detecting mechanism. The device is used for improving the automation degree of the flexible pipeline automatic detecting device and accuracy and efficiency of the measuring parameters.

The invention discloses an analog measuring device and method for the surface potential of an insulator in a GIL. The analog measuring device comprises a closed cavity, the insulator, an electrostaticprobe and a high-voltage electrode guide rod. Air inlet and outlet are formed in the cavity wall surface of the closed cavity. A guide rail is installed in the closed cavity, and a first shielding cylinder and the insulator are arranged at one end of the guide rail. The insulator is rotatably disposed in the first shielding cylinder through a high-voltage electrode support rod. A second shieldingcylinder is arranged at the other end of the guide rail, and the second shielding cylinder is internally provided with the high-voltage electrode guide rod. The first shielding cylinder and the second shielding cylinder are both grounded. The electrostatic probe is movably disposed in the closed cavity, and the electrostatic probe can measure the surface potential of the insulator. The analog measuring device can complete the analog measurement of the surface potential of the insulator in the high-pressure closed cavity, and can simulate the working environment of the insulator of the GIL inreality, the measurement result is high in credibility, and theoretical guidance can be provided for actual production.

The invention relates to a forced flow mixing technology for a solar photo-thermal power generation energy storage tank body. When the solar photo-thermal power generation energy storage tank body is filled with a heat storage medium, inert gas protection systems fill up inert protection gases into the energy storage tank at the same time, the energy storage medium exchanges heat or passes through a heating system and is filled into the energy storage tank body through a pipeline and an automatic control three-way valve on the pipeline, at the time, the energy storage medium forms a flow mixing vortex in the energy storage tank body through a flow mixing nozzle at the bottom of the energy storage tank body so as to perform uniform flow mixing on the energy storage medium in the energy storage tank body. The forced flow mixing technology is efficient, economic and easy to maintain, effectively solves the problems of temperature stratification and non-uniform heat storage temperature of the phase change energy storage medium in the solar photo-thermal power generation energy storage system, and greatly improves the running stability of the system.

The invention discloses a novel orthopedic extracorporeal shock wave therapeutic apparatus, and the structure thereof comprises a worktable, a pressure control device, a control panel, a control panelmovable bracket, an emergency stop button, an impact treatment rotating bracket, a movable connecting arm, a telescopic rod, an impact head, and a air pressure connection pipe, the pressure control device is arranged at the bottom of the worktable, and the pressure control device is fixedly connected with the worktable by a bolt, the right part of the upper part of the workbench is provided withthe control panel movable bracket, and the control panel movable bracket is fixedly connected with the worktable by a bolt, the upper part of the control panel movable bracket is fixedly connected with the control panel through a buckle, which can effectively adjust the air pressure output by the device, and can effectively improve the safety and reliability of the device, and effectively improvethe automation degree of the device.

The invention discloses a device integrating leakage detection and sealing of a gas extraction drill hole. The device includes shallow hole extraction pipes, a filling pipe, a gas extraction pump anda pressurizing injection pump, wherein the filling pipe, the gas extraction pump and the pressurizing injection pump are communicated with a three-way pipe separately. The filling pipe stretches intothe drill hole in coal rock, and a fixing assembly is arranged in a gap between the filling pipe and the drill hole; an exploring tube is arranged in the filling pipe, one end of the exploring tube stretches out of the filling pipe, and a filtering net cover is installed outside the filling pipe and the exploring tube; the exploring tube stretches into the three-way pipe and penetrates out of a detection hole in the upper portion of the three-way pipe to be connected to a gas analysis instrument; the shallow hole extraction pipes are arranged on the two sides of the filling pipe, installed inshallow holes and communicated with an adjusting pump. The device integrates leakage detection and sealing of the gas extraction drill hole, the gas extraction efficiency is effectively improved, andthe extraction safety of the drill hole is ensured. The device is simple in structure, convenient to use, low in input cost, high in treatment efficiency and great in sealing effect.

The invention discloses an elastic centralizer, and relates to the technical field of oil extraction. The elastic centralizer is characterized in that a lower shell and a gathering and transportationpipeline are welded together, each of the upper and lower portions of the cylindrical section of a body is provided with a rotating sleeve, the upper and lower portions of each rotating sleeve are provided with positioning sleeves, and three air cylinder barrels, pistons, piston rods and push plates are arranged on the outer circle surfaces of the rotating sleeves correspondingly. The elastic centralizer has the beneficial effects that the push plates rotate circumferentially along a fixed rotation direction, meanwhile, the push plates move up and down, oil wax and impurities attached to the inner walls of oil pipes are scraped off by the push plates in the circumferential direction and the length direction of the oil pipes, so that the smoothness of a crude oil production pipeline is kept, the oil extraction efficiency is improved, the energy consumption is reduced, and the air pressure in the air cylinder barrels is adjusted; the elastic centralizer is suitable for various oil wellsand oil pipes with different diameters, when the centralizer passes through the narrow parts of the inner walls of the oil pipes or the bent parts of a horizontal well, the elastic support of the compressed air can adapt to the change, so that the clamping stagnation phenomenon is avoided, the smooth movement of a sucker rod is kept, and the problems that the rigidity of a metal elastic element cannot be changed, and the metal elastic element is easily blocked by impurities and loses elasticity are avoided.

The invention provides a handheld sprayer, belongs to the technical field of sprayers, and solves the problems of complicated structure and inconvenience in installation in the prior art. The handheld sprayer comprises a kettle body, a kettle cover and a spray nozzle. The lower part of the kettle cover is detachably connected with the kettle body. A handheld part is arranged at the right end of the kettle cover. A water spray cavity communicated with the inner cavity of the kettle body is formed in the left end of the kettle cover. The spray nozzle is fixed on the kettle cover and is in butt joint with the water outlet of the water spray cavity. A pressing barrel used for pressing the inner cavity of the kettle body is arranged on the kettle cover. A valve element used for sealing the water outlet is formed in the left end of the kettle cover. An integrated upper cover is detachably connected with the top of the kettle cover. The left end of the upper cover is connected with the valve element. The right end of the upper cover extends to the handheld part. The right end of the upper cover is pressed to enable the left end of the upper cover to pull the valve element to open the water outlet. The handheld sprayer adopts the integrated upper cover, and is simple in structure, small in number of parts, and convenient to mount.

The invention discloses a high-pressure oxygen cabin, comprising a cabin body that is provided with a cover for sealing the cabin body and an oxygen mask for breathing. The high-pressure oxygen cabinis characterized in that the cover is slidably connected with the cabin body, the cabin body is provided with a water inlet and a water outlet; the water inlet is provided with an injection control valve; the injection control valve is connected with the water pressure control end of a control system; the water outlet is provided with a flow control valve that is connected with the flow control end of the control system; the cabin body is also provided with a pressure sensor; the output end of the pressure sensor is connected with the pressure acquisition model. The high-pressure oxygen cabinhas the advantages that fires can be effectively avoided, people's feeling of being enclosed can be eliminated, and concentration and pressure of oxygen can be adjusted.

The invention discloses an intelligent egg-cooker comprising a heating pedestal, a water inner container, a shield and a drive motor; the water inner container is arranged in the heating pedestal; the shield is arranged on the heating pedestal; the shield is sealed with the heating pedestal; the drive motor is arranged on the top of the shield; a first separator plate and a second separator plate are arranged in the shield; the bottom of the drive motor is provided with a rotary shaft; the end of the rotary shaft is provided with steel rings; the shield is provided with a solenoid valve electrically connected with the heating pedestal; a wireless communication module, a thermocouple and a control turn button are arranged in the heating pedestal; the intelligent egg-cooker is easy to operate, can provide different egg boiling effects, and is safe and reliable.

The invention discloses a tuberculosis sputum removing device which comprises a base. A collecting box and an air box are respectively fixedly mounted on one side of the top of the base, one end of acommunicating pipe is fixedly connected to the top inner wall on one side of the collecting box close to the air box, and the other end of the communicating pipe extends into the air box. An air pumpis fixedly mounted on the inner wall on one side of the top of the air box, an air outlet of the air pump extends to the outer side of the air box, and a rotating hole is formed in the top inner wallon one side of the air box close to the collecting box. A rotating shaft is mounted in the rotating hole, one end of the rotating shaft extends into the air box, and a screw is welded on the rotatingshaft. The outer side of the screw is sleeved with a sliding plate through threads, a partition plate is welded at the bottom of the sliding plate, and an air inlet pipe is fixedly connected on the top inner wall on one side of the air box close to the collecting box. The sputum removing device is reasonable in design, convenient to operate and capable of adjusting the suction force of a hollow ball in time, avoids the fact that the suction of the hollow ball is too small to absorb the sputum, avoids the damage to the respiratory tract of a patient caused by excessive suction of the hollow ball, and is beneficial to medical personnel.

Disclosed is an air pressure regulating device of a printer. The air pressure regulating device comprises an air pressure circulating device and an air pressure valve which is arranged in the air pressure circulating device. The air pressure regulating device further comprises a compressing piece, a regulating piece, and an elastic element, wherein the compressing piece and the air pressure circulating device are both fixed on the regulating piece, the compressing piece abuts against the elastic element to enable the elastic element to elastically abuts against the air pressure valve, and the regulating piece can move relative to the air pressure circulating device so as to drive the compressing piece to move, thereby changing the amount of compression of the elastic element.

The invention discloses a novel controller which comprises a micro processor, a power supply module, a display screen, a micro processor resetting vibration switch and a micro processor setting and changeover switch and a framework, wherein the framework is internally provided with a first electromagnetic valve and a second electromagnetic valve which are used for adjusting gas pressure are arranged in the framework, a circuit board for controlling the first electromagnetic valve and the second electromagnetic valve, the power supply module for supplying power to the electromagnetic valves and the circuit boards; the first electromagnetic valve and the second electromagnetic valve are arranged on a gas pipe for supplying gas in sequence; the framework is also internally provided with a pressure adjustment electromagnetic valve for adjusting gas pressure of the gas pipe according to corresponding control and a gas storage tank for storing gas of the gas pipe; the pressure adjustment electromagnetic valve is arranged in front of the gas storage tank; the gas storage tank is arranged in front of the first electromagnetic valve; the pressure adjustment electromagnetic valve, the gas storage tank and the first electromagnetic valve are all arranged on the gas pipe in sequence. Convenience is supplied to production of people; furthermore, the novel controller is convenient to use, safe and reliable, so that good technical effects and economical benefits are achieved.

The invention relates to a portable plunger latch which comprises fixed substrates, suction devices, positioning rods, a pair of lugs with holes and a lock bar. Each fixed substrate is provided with an adsorption groove, a connecting hole, a negative pressure suction hole, a swing slot and a locking arc-shaped groove; each suction device comprises an insertion rod, a screw, an annular soft plug and a clamping nut; each positioning rod comprises a cylindrical barrel, a mandril, a fine rod, a handle, a stopping part and a compression spring; the lugs with holes are separately arranged on the upper end surfaces of the fixed substrates; and the lock bar is inserted between the pair of lugs with holes. According to the portable plunger latch provided by the invention, the pair of fixed substrates are separately adsorbed to two parts needed to be locked, for example, the fixed substrates are arranged on the inner sides of a pair of door planks needed to be closed, so that a door is preventedfrom being opened outside by other people; the adsorption forces of the fixed substrates can be adjusted by means of the portable plunger latch; and the maximum adsorption forces of the fixed substrates can be also adjusted.

The invention discloses a control device for automobile tires, which relates to the technical field of tires. The control device for automobile tires comprises a tire body and a wheel hub provided with an air nozzle, and a temperature sensor is arranged at the joint between the tire body and the wheel hub. There are two air nozzles, the first air nozzle is provided with a tire pressure monitor, the tire pressure monitor and the temperature sensor are electrically connected to the wireless transmitter, and the second air nozzle is provided with a tire with a diameter smaller than the The elastic part connected to the motor of the second air nozzle, the temperature sensor, the wireless transmitter are wirelessly connected to the wireless receiver on the main controller, and the motor is electrically connected to the main controller. Compared with the prior art, the invention can solve the problem that high temperature easily causes tire blowout.

The invention discloses a refrigerator with an air pressure adjusting structure, and relates to the technical field of refrigerators. The refrigerator comprises a refrigerator body and a door body. The door body comprises a door shell, a door lining and a lower decorative strip. First air holes are formed in one surface of the door lining. Second air holes are formed in the lower surface of the lower decorative strip. A breather pipe is vertically arranged between the door shell and the door lining. The breather pipe comprises a first branch pipe and a second branch pipe. The lower end of thefirst branch pipe abuts against the upper end openings of the second air holes. The upper end of the first branch pipe is connected with the lower end of the second branch pipe. The outer wall of thesecond branch pipe is radially connected with a shunt pipe communicating with the second branch pipe. One end of the shunt pipe abuts against the inner end openings of the first air holes. A frost blocking part is arranged in the lower end of the first branch pipe. The frost blocking part is used for filtering water vapor in the external air when the external air enters the refrigerator body through the breather pipe. And a floating ball is arranged in the second branch pipe. By means of the refrigerator with the air pressure adjusting structure, the pressure difference between the inside andthe outside of the refrigerator can be effectively balanced, and the market application value is high.

The invention relates to a manufacturing system with high processing accuracy for a public drainage facility. The manufacturing system comprises a cutting device, wherein the cutting device comprisesa connecting pipe, a sealing cover and a cutting piece, the sealing cover is sealed and fixedly connected with one side of the connecting pipe, a cutting groove is formed in the connecting pipe, the connecting pipe communicates with the sealing cover through the cutting groove, the cutting piece is arranged in the sealing cover and directly opposite to the cutting groove, the cutting piece is parallel to the connecting pipe, a drive device and a moving device are arranged on the cutting piece, the drive device is in transmission connection with the cutting piece, the moving device drives the cutting piece to move along the axis perpendicular to the connecting pipe, the connecting pipe is provided with an auxiliary mechanism and a collecting mechanism, the manufacturing system with high processing accuracy for the public drainage facility improves the cutting accuracy through the auxiliary mechanism, not only that, the system realizes the function of collecting debris generated during cutting through the collecting mechanism.

The invention discloses a liquid cargo tank anti-leakage device for a large oil tanker. The liquid cargo tank anti-leakage device for the large oil tanker comprises a liquid cargo tank; a liquid cargo tank room is arranged in the liquid cargo tank, and the liquid cargo tank room is composed of a liquid storage tank, a liquid regulating box and an empty cavity chamber; a liquid separating valve is arranged between the liquid storage tank and the liquid regulating box, and the liquid separating valve is connected with the liquid storage tank and the liquid regulating box correspondingly through an infusion pipe; the inner part of the liquid storage tank is divided into a gas phase layer and a liquid phase layer; a protective cabin is arranged between the liquid cargo tank and the liquid cargo tank room; pressure sensors are arranged in the gas phase layer, the empty cavity chamber, the protective cabin and the liquid regulating box correspondingly and are connected with each control device through branch pipes, and finally connected with a pressure real-time display device; and the pressure real-time display device is connected with a gas transmission device through a main pipe, and the gas transmission device is connected with an inert gas generating device through a main pipe. The liquid cargo tank anti-leakage device for a large oil tanker has the advantages of being reasonable in structure and firmer, safer in the tanker body structure, better preventing leakage and safer.

The invention discloses an electronic refrigerating desk, relates to the field of refrigerating equipment and mainly solves the problem that food is easily tainted by other odor and goes bad by meansof existing refrigerating equipment. The electronic refrigerating desk comprises a desk body, a control box and a connecting pipeline. The desk body is connected to the control box through the connecting pipeline and comprises an upper desk top, a lower desk top and a side desk top. The upper desk top and the lower desk top form a refrigerating cavity. A cold pipe is arranged in the refrigeratingcavity, one end of the cold pipe is fixedly connected to a first connecting head in the side desk top, the first connecting head is connected to a second connecting head on the control box through theconnecting pipeline, an equipment box is arranged at the bottom of the lower desk top to be divided into a first cavity and a second cavity through a partition plate, the first cavity comprises a controller and a gas adjustor, and the controlled is connected to the gas adjustor through an electric wire. The problem that food is tainted by other odor as the refrigerating equipment is sealed is solved effectively.

The invention discloses a self-adaptive damping type road transportation device for mechanical parts. The self-adaptive damping type road transportation device comprises a self-pressurization type flexible automatic filling mechanism, a self-adaptive type constant exhaust structure, a distribution control placement mechanism, a multi-dimensional wrapping type clamping device and a portable moving carrying mechanism. The invention belongs to the technical field of road transportation of mechanical parts, and particularly relates to a self-adaptive damping type road transportation device for mechanical parts. In order to simplify the structure and reduce the cost, flowing airflow during vehicle transportation is reasonably utilized, a Coanda curved plate is creatively arranged by applying the Coanda effect to guide the airflow, and stable air pressure is formed in an upper wrapping type air bag chamber for buffering and damping; the invention further creatively provides a self-adaptive constant exhaust structure, the air pressure in the lower buffering air bag can be dynamically adjusted according to the vehicle speed, and the effects that the shock absorption capacity is high at the high speed and the shock absorption stroke is large at the low speed are achieved.

The invention discloses a multifunctional intelligent backrest chair which comprises a seat plate and a backrest located at the edge of the inner side of the seat plate. The backrest is hinged to theseat plate, and a sliding groove with two closed ends is formed in the back face of the backrest in the height direction; the seat plate comprises a cushion arranged above the seat plate, a pressure sensor is connected with a controller arranged inside the seat plate so that the controller can control a hydraulic rod arranged on the upper surface of the rear side of the seat plate to stretch and move by receiving signals of the pressure sensor, and the free end of the hydraulic rod is provided with a central spindle perpendicular to the hydraulic rod in a welded mode. The multifunctional intelligent backrest has the various functions that the sitting and leaning comfort level is adjustable, the sitting gesture is corrected, and the intelligent degree is high.

The invention discloses a device for stabilizing a drill pipe in a damping pipe of directional drilling and a using method thereof. The device comprises a plurality of drill rod supporting pipes, wherein the drill rod supporting pipes are arranged on the outer side of the drill rod in a sleeving mode and arranged in the ramming pipe; the adjacent drill rod supporting pipes are fixed through flanges; an axial fixing mechanism is arranged at a ramming pipe opening and fixes the drill rod supporting pipes and the ramming pipe opening; each drill rod supporting pipe comprises a first stabilizer and a second stabilizer, the cross section of the first stabilizer and the cross section of the second stabilizer are both semicircular, the first stabilizer and the second stabilizer are spliced to form a hollow circular pipeline structure, and the splicing position is of a detachable structure. The hollow circular pipeline sleeves the outer side of the drill rod, the radial supporting mechanisms are uniformly arranged on the outer circumference of the hollow circular pipeline, one end of each radial supporting mechanism is fixed to the outer side wall of the hollow circular pipeline, and the other end of each radial supporting mechanism is in close contact with the inner wall of the ramming pipe. The device realizes detachable connection of the device for stabilizing the drill rod, the influence of disassembly on work of the drill rod is avoided, the stability of the drill rod in the ramming pipe is ensured, and the drill rod is prevented from deviating from the axis.