Integrated valve pump capable of regulating and releasing pressure in real time

Abstract

The utility model discloses an integrated valve pump capable of regulating and releasing pressure in real time, which is characterized by comprising an air pump, a valve pump adapter connected with the air outlet end of the air pump, and a pressure regulating valve assembly, and the valve pump adapter is provided with at least two exhaust ports; the pressure regulating valve assembly comprises a pressure regulating valve shell, a PCB control panel arranged in the pressure regulating valve shell, a plurality of gas circuit electromagnetic valves and at least one pressure regulating electromagnetic valve, the gas circuit electromagnetic valves and the pressure regulating electromagnetic valves are arranged in the pressure regulating valve shell and communicated with the exhaust port of the valve pump adapter, and the gas circuit electromagnetic valves and the pressure regulating electromagnetic valves are electrically connected with the PCB control panel. The pressure regulating valve shell is connected with the valve pump adapter through a buckle, and the pressure regulating valve shell is provided with an exhaust gap. The output pressure of the air pump can be adjusted in real time, operation is easy and convenient, and noise is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of gas circuit solenoid valve control units. BACKGROUND

[0002] The pneumatic product of current automobile seat comfort system is usually controlled by solenoid valve, and the gas circuit module is controlled by solenoid valve to realize the action of gas circuit module by controlling the inflation and deflation of each gas circuit. The conventional technology usually adopts pressure control valve to control the pressure of gas circuit. In the existing valve-pump integrated scheme, the output pressure of air pump is adjusted by pressure regulating valve first, and the pressure value is adjusted before the product is used, and then it is fixed by glue. At this time, the pressure cannot be adjusted again in the later use. If pressure adjustment is needed, manual repeated adjustment and detection are required, which is time-consuming and labor-intensive, and the efficiency is low. SUMMARY

[0003] The utility model provides a kind of integrated valve pump that can real-time pressure relief, can adjust the output pressure of air pump by voltage, and can adjust the output pressure of air pump by software in later period, to save time and improve efficiency.

[0004] Technical scheme: To achieve the above invention purpose, the utility model adopts the following technical scheme: a kind of integrated valve pump that can real-time pressure relief, including air pump, valve pump adapter connected with the air outlet end of air pump and pressure regulating valve assembly, the valve pump adapter is equipped with at least two exhaust ports;The pressure regulating valve assembly includes pressure regulating valve shell, PCB control board arranged in the pressure regulating valve shell, a plurality of gas circuit solenoid valves and at least one pressure regulating solenoid valve arranged in the pressure regulating valve shell and communicated with the exhaust port of valve pump adapter, the gas circuit solenoid valve and pressure regulating solenoid valve are electrically connected with PCB control board, the pressure regulating valve shell is connected with valve pump adapter by buckle, and the pressure regulating valve shell is equipped with exhaust gap.

[0005] Preferably, the gas circuit solenoid valve includes a bobbin, a plug, a check valve, a fixed magnet, a movable magnet and a coil,

[0006] The bobbin is integrally formed and includes a tubular air outlet section at the front end, an annular coil groove at the middle part and a tail end at the tail end. The bobbin is provided with an air passage passing through the annular coil groove and the tail end. The front end of the bobbin is also provided with a venting section with a sound-absorbing piece. The venting passage is communicated with the air passage. The coil is wound in the annular coil groove.

[0007] The plug includes an embedded section embedded in the tail end of the bobbin and a mounting port exposed outside. The inside of the plug is a hollow air inlet section. The check valve is arranged in the mounting port.

[0008] The fixed magnet is fixed on the bobbin, and the movable magnet is arranged in the air passage in the bobbin.

[0009] When the coil is powered off, the movable magnetic block is attracted by the fixed magnet and is located on the side far away from the plug, at this time, the gas entering from the air inlet section is sent out by the air outlet section after passing through the gas passage; when the coil is powered on, the movable magnetic block is driven by the electromagnet to move close to the plug, the gas entering from the air inlet section is sent out by the air outlet section after passing through the gas passage.

[0010] As preferred, the pressure regulating valve comprises a bobbin, a plug, a check valve, a fixed magnet, a movable magnet and a coil,

[0011] The bobbin is integrally formed and comprises a ring-shaped coil groove and a tail end located at the tail part; the bobbin is provided with a gas passage passing through the ring-shaped coil groove and the tail end; the gas outlet of the gas passage is provided with a sound-absorbing piece; the coil is wound in the ring-shaped coil groove; the fixed magnet is fixed in the bobbin; the movable magnet is arranged in the gas passage in the bobbin.

[0012] The plug comprises an embedded section embedded in the tail end of the bobbin and a mounting port exposed outside; the inside of the plug is a hollow air inlet section; the check valve is arranged in the mounting port.

[0013] As preferred, the air inlet section, the gas passage, the air outlet section and the air outlet section are all provided with corners.

[0014] As preferred, the number of the gas passage electromagnetic valves is 3, and the number of the pressure regulating electromagnetic valves is 1.

[0015] Beneficial effects: compared with the prior art, the utility model discloses a real-time pressure regulating and pressure releasing integrated valve pump, which can adjust the output pressure of the gas pump in real time, is simple and convenient to operate, and is low in noise. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is an appearance structure schematic view of the real-time pressure regulating and pressure releasing integrated valve pump.

[0017] Figure 2 It is an internal structure schematic view of the real-time pressure regulating and pressure releasing integrated valve pump.

[0018] Figure 3 It is a structure schematic view of the regulating valve assembly.

[0019] Figure 4 It is a structure schematic view of the valve pump adapter.

[0020] Figure 5 It is a structure schematic view of the gas passage electromagnetic valve.

[0021] Wherein, the air pump 1, the valve pump adapter 2, the pressure regulating valve assembly 3, the exhaust port 4, the pressure regulating valve housing 5, the PCB control panel 6, the air path electromagnetic valve 7, the pressure regulating electromagnetic valve 8, the buckle 9, the spool 10, the plug 11, the check valve 12, the fixed magnet 13, the movable magnet 14, the coil 15, the tubular air outlet section 16, the annular coil groove 17, the air path channel 18, the sound attenuation piece 19, the air release section 20. DETAILED DESCRIPTION

[0022] The utility model is further illustrated below in combination with the drawings and specific embodiments, and it should be understood that these embodiments are only used for illustrating the utility model and not for limiting the scope of the utility model, and after reading the utility model, the modification of various equivalent forms of the utility model by the person skilled in the art all falls within the range defined by the claims attached to the present application.

[0023] As Figure 1 Indicated, the utility model discloses a real -time pressure -relieving integrated valve pump of pressure regulating, mainly including air pump, with the air outlet end of air pump's connection valve pump adapter, and pressure regulating valve assembly, the valve pump adapter is equipped with four exhaust ports, wherein:

[0024] The valve pump adapter bottom is fixed with the air outlet end of air pump, and four through holes are arranged in it and are used for being connected with the air path electromagnetic valve and the pressure regulating electromagnetic valve respectively.

[0025] The pressure regulating valve assembly includes a pressure regulating valve housing, a PCB control panel arranged in the pressure regulating valve housing, a plurality of air path electromagnetic valves arranged in the pressure regulating valve housing and communicated with the exhaust ports of the valve pump adapter, and at least one pressure regulating electromagnetic valve, the air path electromagnetic valve and the pressure regulating electromagnetic valve are electrically connected with the PCB control panel, the pressure regulating valve housing is connected with the valve pump adapter through the buckle, and the pressure regulating valve housing is provided with an exhaust gap. The air path electromagnetic valve and the pressure regulating electromagnetic valve realize the on-off power and power voltage of the control coil through the PCB control panel, so as to control the opening and closing of the electromagnetic valve and the pressure.

[0026] As Figure 2 Indicated, the air path electromagnetic valve mainly includes a spool, a plug, a check valve, a fixed magnet, a movable magnet and a coil, wherein:

[0027] The spool includes a tubular air outlet section, an annular coil groove and a tail end, which are integrally formed and hollow in the middle, the tubular air outlet end is located at the front end, the air path channel is located at the middle and the tail, and the air release section communicated with the air path channel is further arranged at the front end of the spool. The sound attenuation piece with a plurality of micropore structures sintered by PE material is further arranged in the air release section.

[0028] The coil is wound in the annular coil groove; the plug cap includes an embedded section embedded in the tail end of the bobbin and a mounting port exposed outside, the inside of the plug cap is a hollow air inlet section, and the check valve is arranged in the mounting port. The plug cap is inserted into the tail of the bobbin, a sealing ring is arranged therebetween, and the mounting port of the plug cap is buckled and fixed with the tail of the bobbin.

[0029] The fixed magnet is fixed on the bobbin, and the movable magnet is arranged in the air passage in the bobbin; when the coil is powered off, the movable magnet is located on the side away from the plug cap under the attraction of the fixed magnet, at this time, the gas entering from the air inlet section is sent out by the air outlet section after passing through the air passage; when the coil is powered on, the movable magnet is driven to move close to the plug cap under the electromagnetic drive, and the gas entering from the air inlet section is sent out by the air outlet section after passing through the air passage.

[0030] In order to reduce the vortex flow and reduce the air resistance, corners are arranged in the air inlet section, the air passage, the air outlet section and the air outlet section, and the corners are preferably greater than 120°.

[0031] As shown in Figure 3 The structure of the pressure regulating solenoid valve is basically the same as that of the circuit solenoid valve, and the difference lies in that the purpose is to regulate the exhaust pressure by pressure relief, and in structure, the tubular air outlet end at the front end of the bobbin and the air outlet section are cancelled, and the top end of the bobbin is directly provided with a sound-absorbing piece.

[0032] In operation, the output air pressure of the air pump enters the air passage solenoid valve and the pressure regulating solenoid valve through the four through holes of the adapter, the on-off of the coil in the air passage solenoid valve is controlled to control the conduction of the air passage, so as to control the pump pressure, when the output pressure needs to be adjusted greatly, the coil voltage of the pressure regulating solenoid valve is controlled, so that the gas flow is directly discharged in the environment through the pressure regulating solenoid valve, and the pressure regulation is completed.

[0033] The above embodiments are only illustrative of the principles and effects of the present application, and are not used to limit the present application. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical concept disclosed by the present application should be covered by the claims of the present application.

Claims

1. An integrated valve pump capable of real-time pressure regulation and pressure relief, characterized by: The application relates to a valve pump adapter and a pressure regulating valve assembly.

2. The integrated valve pump capable of real-time pressure adjustment and pressure relief according to claim 1, wherein: The air path electromagnetic valve comprises a bobbin, a plug, a check valve, a fixed magnet, a movable magnet and a coil, The bobbin is integrally formed and comprises a tubular air outlet section at the front end, a ring-shaped coil groove at the middle part and a tail end at the tail part; an air path channel is arranged in the bobbin and penetrates through the ring-shaped coil groove and the tail end; the front end of the bobbin is further provided with a gas leakage section with a sound-absorbing piece, and the gas leakage section is in communication with the air path channel; the coil is wound in the ring-shaped coil groove; The plug comprises an embedded section embedded in the tail end of the bobbin and a mounting port exposed outside; the inside of the plug is a hollow air inlet section; and the check valve is arranged in the mounting port; The fixed magnet is fixed on the bobbin, and the movable magnet is arranged in the air path channel in the bobbin.

3. The integrated valve pump capable of real-time pressure adjustment and pressure relief according to claim 2, characterized in that: The pressure regulating valve comprises a bobbin, a plug, a check valve, a fixed magnet, a movable magnet and a coil, The bobbin is integrally formed and comprises a ring-shaped coil groove and a tail end at the tail part; an air path channel is arranged in the bobbin and penetrates through the ring-shaped coil groove and the tail end; the air outlet of the air path channel is provided with a sound-absorbing piece; the coil is wound in the ring-shaped coil groove; the fixed magnet is fixed in the bobbin; and the movable magnet is arranged in the air path channel in the bobbin.

4. The integrated valve pump capable of real-time pressure adjustment and pressure relief according to claim 2, wherein: The air inlet section, the air path channel, the air outlet section and the gas leakage section are all provided with corners.

5. The integrated valve pump capable of real-time pressure adjustment and pressure relief according to claim 2, wherein: The number of the air path electromagnetic valves is three, and the number of the pressure regulating electromagnetic valves is one.

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