CN210290852U - Three-linkage two-position three-way electromagnetic valve with automatic pressure relief function and one-way valve - Google Patents
Three-linkage two-position three-way electromagnetic valve with automatic pressure relief function and one-way valve Download PDFInfo
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- CN210290852U CN210290852U CN201921039102.9U CN201921039102U CN210290852U CN 210290852 U CN210290852 U CN 210290852U CN 201921039102 U CN201921039102 U CN 201921039102U CN 210290852 U CN210290852 U CN 210290852U
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Abstract
The utility model discloses a triple two-position three-way electromagnetic valve with an automatic pressure relief function and a one-way valve, which comprises an upper cover with a tuyere and three groups of inflation mechanisms, wherein each group of inflation mechanism comprises a valve body, a valve seat, a one-way valve, an air inlet joint, a spring, a valve core, an air plug, a wire frame and a pressure relief mechanism; and one end of the upper cover is provided with three containing cavities communicated with the air nozzle, and the three groups of inflating mechanisms respectively correspond to the three containing cavities. The utility model discloses take automatic pressure release function and check valve's trigeminy two-position three way solenoid valve will aerify, lose heart and automatic pressure release is integrated together, and an air pump can be simultaneously aerifyd the product to three waiting to aerify, and is small, need not the circular telegram when easy to assemble and aerify, very big saving energy consumption.
Description
Technical Field
The utility model relates to a technical field of solenoid valve especially indicates a trigeminy two-position three-way solenoid valve that takes pressure release function and check valve that can be applied to car electric seat waist holds in the palm.
Background
In the conventional inflation and exhaust system, three valve bodies are sequentially arranged on an inflation pipe between an air pump and a device to be inflated (such as an air bag) in an online manner to control inflation and exhaust of the inflation pipe; these three valve bodies are respectively: a check valve, an air inlet valve capable of controlling the air inflation of the air bag and an air outlet valve bypassing the air inflation pipeline. In addition, a pressure relief valve must be provided in the inflation and exhaust system to prevent the airbag from being inflated too fully and bursting.
As can be seen from the above-mentioned components of the conventional inflation and exhaust system, if it is not easy to install a set of airbags on the vehicle seat, the air pump and the plurality of valve bodies must be disposed at appropriate positions, and the layout of the lines between the air pump and the valve body and between the valve body and the airbags must be considered, which makes installation difficult and costs high.
In view of the above, the inventor of the present invention has accumulated research and practical experience in related fields for many years and has designed a two-position three-way solenoid valve with an automatic pressure relief function and a one-way valve to solve the problems of difficult installation and high cost of the existing charging and discharging system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough and provide a three two-position three solenoid valve of trigeminy of taking automatic pressure release function and check valve small, energy consumption and with low costs, and easy assembly.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a take automatic pressure release function and check valve's two-position three way solenoid valve of trigeminy, includes: the air valve comprises an upper cover with an air nozzle and three groups of inflating mechanisms, wherein each group of inflating mechanism comprises a valve body, a valve seat, a one-way valve, an air inlet joint, a spring, a valve core, an air plug, a bobbin and a pressure relief mechanism; the one end of upper cover is equipped with the three appearance chamber of intercommunication tuyere, three groups of mechanisms of aerifing correspond three appearance chambeies respectively, the valve body includes yoke and back lid, back lid cooperation in the one end of yoke, the disk seat cooperation is in the appearance intracavity of upper cover, and this disk seat is equipped with air inlet and a plenum that communicates with the tuyere, the check valve sets up in the air cavity of disk seat and corresponding with the air inlet, the line frame has central through-hole, and the periphery of this line frame is around being equipped with the coil, and line frame and coil are equipped with outward the yoke, and the line frame is close to the one end of back lid and connects a joint of giving vent to anger, and the joint of giving vent to anger is equipped with gas outlet, disappointing mouth and the pressure release mouth that communicates central through-hole, air inlet joint, spring, case and air plug set up in the central through-hole of line frame, and air joint's one end is passed the yoke, and the air cavity intercommunication of valve, a spring is arranged between the valve core and the air inlet joint, and a pressure relief port of the air outlet joint is connected with the pressure relief mechanism.
Further, the yoke is of a U-shaped structure with an opening, the rear cover is matched with the opening end of the yoke, the upper cover is arranged at one end, deviating from the opening, of the yoke, the ends, deviating from the opening, of the yokes of the three valve seats are locked at one end, provided with the containing cavity, of the upper cover through screws respectively, and the center holes of the yokes are communicated with the corresponding containing cavity of the upper cover.
Further, the center of disk seat is equipped with the valve block mounting hole, and this disk seat is equipped with at least one in the periphery of valve block mounting hole the air inlet, the one end of this disk seat and the cooperation of holding the intracavity wall of upper cover, the other end support and lean on the yoke, the one end indent that this disk seat and yoke are connected forms the air cavity, air inlet and valve block mounting hole link up the air cavity, the check valve is umbrella-shaped valve block, and umbrella-shaped valve block has rib and umbrella face, and the rib assembly is in the valve block mounting hole, and the umbrella face sets up in the air cavity.
Further, a sealing ring is arranged between the periphery of the valve seat and the inner wall of the cavity of the upper cover.
Furthermore, one end of the air inlet joint is arranged in the wire frame, the other end of the air inlet joint penetrates through one end of the yoke, which is away from the opening, and is communicated with the air cavity of the valve seat, and a sealing ring is arranged between the periphery of the air inlet joint and the central through hole of the wire frame.
Furthermore, a mute gasket protruding to the end face of the valve core is arranged at one end of the valve core adjacent to the air inlet joint.
Further, it holds the chamber to give vent to anger to connect to be equipped with the pressure release that communicates with the pressure release mouth, pressure release mechanism sets up in the pressure release holds the chamber, and pressure release mechanism includes pressure release diaphragm, atress ring, pressure release spring and bottom, it is equipped with the gas vent that communicates pressure release mouth and pressure release and hold the chamber to give vent to anger to connect in the pressure release holds the chamber, and the pressure release diaphragm cooperation is in the top periphery of atress ring, and the bottom holds the chamber with the pressure release that gives vent to anger to connect and fixes together, and the atress ring is held in.
Furthermore, a fixing ring is arranged in the relief cavity, and the stress ring is matched on the fixing ring.
Furthermore, at least two clamping grooves are formed in the peripheral wall of the pressure relief containing cavity of the air outlet connector, and at least two clamping hooks which are correspondingly matched with the clamping grooves are arranged on the bottom cover.
Furthermore, the air outlet joint and the wire frame are integrally formed.
After the structure of the oil adding device is adopted, the utility model discloses take automatic pressure release function and check valve's two position three way solenoid valve of trigeminy will aerify, lose heart and automatic pressure release is integrated together, and is small, need not the circular telegram when aerifing to connect an air pump through the tuyere of sharing and can aerify three object of waiting to aerify simultaneously, very big saving energy consumption and installation space. Compared with the prior art, the utility model provides a when the tradition fills the exhaust system installation, problem on space configuration and pipeline overall arrangement of a plurality of air pumps, a plurality of valve bodies is with air pump supply air current function, aerify the back and end function, exhaust function, automatic pressure release etc. and integrate as an organic wholely, the installation volume that significantly reduces not only promotes the convenience of installation by a wide margin, can also make and manufacturing and installation cost very reduce.
Drawings
Fig. 1 is an exploded perspective view of the present invention.
Fig. 2 is an exploded perspective view of the present invention in another direction.
Fig. 3 is a combined perspective view of the present invention.
Fig. 4 is a side view of the present invention.
Fig. 5 is a side view of the present invention in another direction.
Fig. 6 is a combined cross-sectional view of the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 6, the utility model discloses a triple two-position three-way solenoid valve with automatic pressure relief function and check valve, which comprises an upper cover 10 and three groups of inflating mechanisms 20.
The upper cover 10 is provided with a tuyere 101, the tuyere 101 protrudes out of one end surface of the upper cover 10 and is connected with an external air pump, one end of the upper cover 102 is provided with three containing cavities 102 communicated with the tuyere 101, and the three groups of inflating mechanisms 20 respectively correspond to the three containing cavities 102.
Each group of the inflating mechanisms 20 comprises a valve body 1, a valve seat 2, a one-way valve 3, an air inlet joint 4, a spring 5, a valve core 6, an air plug 7, a wire frame 8 and a pressure relief mechanism 9.
The valve body 1 comprises a yoke 11 and a rear cover 12, the yoke 11 is of a U-shaped structure with an opening, a central hole 111 is formed in one end, away from the opening, of the yoke 11, the rear cover 12 is matched with the opening end of the yoke 11, one end, away from the opening, of the yoke 11 is locked at one end, provided with a containing cavity 102, of the upper cover 10 through screws 13, and the central holes 111 of the three yokes 11 are communicated with the corresponding containing cavities 102.
The valve body 2 is correspondingly arranged in the containing cavity 102 of the upper cover 10, one end of each valve seat 2 abuts against the yoke 11, a valve plate mounting hole 21 is formed in the center of each valve seat 2, at least one air inlet 22 is formed in the periphery of each valve plate mounting hole 21 of each valve seat 2, one end of each valve seat 2 is matched with the inner wall of the containing cavity 102 of the upper cover 10, the other end of each valve seat 2 abuts against the yoke 11, one end, connected with the yoke 11, of each valve seat 2 is recessed inwards to form an air cavity 23, each air inlet 22 and each valve plate mounting hole 21 penetrate through the air cavity 23, the one-way valve 3 is an umbrella-shaped valve plate, each umbrella-shaped valve plate 3 is provided with an umbrella foot 31 and an umbrella cover 32, each umbrella foot 31 of the one-way valve 3 is correspondingly assembled in each valve plate mounting hole 21, each umbrella.
One end of the air inlet joint 4 is arranged in the wire frame 8, the other end of the air inlet joint passes through the central hole 111 of the yoke 13 and is communicated with the air cavity 23 of the valve seat 2, the wire frame 8 is provided with a central through hole 81, and a sealing ring 41 is arranged between the periphery of the air inlet joint 4 and the central through hole 81 of the wire frame 8.
The coil 82 is wound around the periphery of the wire frame 8, the yoke 13 is arranged outside the wire frame 8 and the coil 82, one end of the yoke 13 is locked with the upper cover 10, the other end of the yoke 13 is fixedly matched with the rear cover 12, so that the wire frame 8 is fixed between the yoke 4 and the rear cover 10, one end of the wire frame 8 close to the rear cover 14 is connected with an air outlet joint 83, and the air outlet joint 83 is fixedly matched with the wire frame 8, in the embodiment, the air outlet joint 83 is integrally formed with the wire frame 8. The air outlet connector 83 is provided with an air outlet 831, an air leakage vent 832 and a pressure relief vent 833 which are communicated with the central through hole 81, the air outlet 831 of the air outlet connector 83 is connected with a product to be inflated (such as an air bag), the air outlet connectors 83 of the three groups of inflation mechanisms 20 respectively correspond to three products to be inflated, and the pressure relief vent 833 is connected with the pressure relief mechanism 9.
The spring 5, the valve core 6 and the air plug 7 are arranged in a central through hole 81 of the coil holder 8, the valve core 6 is arranged at one end of the central through hole 81 opposite to the air inlet joint 4, one end of the valve core 6 adjacent to the air inlet joint 4 is provided with a mute gasket 61 which is made of rubber materials and protrudes to the end face of the valve core 6, the mute gasket 61 enables the valve core 6 to be in contact with the air inlet joint 4 without generating noise, and the air plug 7 is arranged at the other end of the valve core 6 and opposite to an air leakage port 832 of the air outlet joint 83. The spring 5 is arranged between the valve core 6 and the air inlet joint 4, and the air inlet joint 4 and the valve core 6 are pushed outwards by the elastic force of the spring 5, so that the air plug 7 on the valve core 6 blocks the air release port 832.
The pressure relief mechanism 9 comprises a pressure relief diaphragm 91, a stress ring 92, a pressure relief spring 93 and a bottom cover 94, one end of the air outlet joint 83 is provided with an air outlet pipe 834 with an air outlet 831, the other end of the air outlet joint 83 is provided with a pressure relief accommodating cavity 835, a fixing ring is arranged in the pressure relief accommodating cavity 835, a pressure relief opening 833 is communicated with the pressure relief accommodating cavity 835, and the pressure relief mechanism 9 is arranged in the pressure relief accommodating cavity 83. Pressure release holds the chamber 835 and is equipped with intercommunication pressure release mouth 833 and the gas vent 836 that holds chamber 835 of pressure release, and the atress ring 92 cooperation of pressure release mechanism 9 is on the solid fixed ring in pressure release holds the chamber 835, and the cooperation of pressure release diaphragm 91 is in the top periphery of atress ring 92, and the chamber wall that holds chamber 835 of bottom 94 and pressure release holds the chamber 835 is fixed together, and bottom 95 can have the multiple with the connected mode that holds chamber 835 of pressure release, as shown in the figure, in this embodiment, be equipped with two at least draw-in grooves 837 on the perisporium that holds chamber 75 of pressure release, be equipped with on the bottom 94 and correspond. One end of the pressure relief spring 93 supports the stress ring 92, and the other end supports the bottom cover 94, so that the elastic force of the pressure relief spring 93 blocks the pressure relief opening 833 from the pressure relief diaphragm 91 toward the pressure relief opening 833.
The working principle of the utility model is as follows:
the air nozzle 101 of the upper cover 10 is connected with an air pump, when the air pump is inflated, air enters the air inlets 22 and the air cavities 23 of the valve seats 2 after entering the three containing cavities 102 of the upper cover 10 from the air nozzle 101, the pressure at one end of the air nozzle 101 is greater than the pressure in the air cavities 23 when the air pump is inflated, so that the umbrella cover 32 of the one-way valve 3 is deformed, the air enters the air cavities 23 from the gap between the umbrella cover 32 and the air cavities 23 of the valve seats 2, flows into the central through hole 81 of the wire frame 8 after passing through the air inlet joint 4, and enters the air outlet joint 83 after passing through the central through hole 81 of the three wire frames 8 to. After the inflation is completed, the air pressure in the central through hole 81 and the air cavity 23 is greater than the pressure at the end of the check valve 3 opposite to the air inlet pipe 11, so that the umbrella cover 32 of the check valve 3 is tightly attached to the inner wall of the air cavity 23, and air leakage is avoided.
During or after the inflation process, if the gas pressure is too high, the gas pressure will overcome the elastic force of the pressure relief spring 93 to push the pressure relief diaphragm 91 and the stress ring 92 downward, so that the pressure relief opening 833 is communicated with the pressure relief cavity 835 and the exhaust opening 836, so that the gas is exhausted from the exhaust opening 836, and when the pressure in the central through hole 21 is less than the elastic force of the pressure relief spring 94, the pressure relief spring 94 pushes the pressure relief diaphragm 91 and the stress ring 92 upward again to block the pressure relief opening 73.
When air is discharged, after the coil 82 outside the coil holder 8 is energized, the valve core 7 overcomes the elastic force of the spring 5 under the action of electromagnetic force, and drives the air plug 7 to move towards one end of the air inlet joint 4, so that the central through hole 81 of the coil holder 8 is communicated with the air discharge opening 832, and the air in the central through hole 81 can be discharged from the air discharge opening 832. After the air release is finished, the coil 82 is powered off, the electromagnetic force disappears, and the air plug 7 blocks the air release opening 832 again under the action of the spring 5.
The utility model discloses take automatic pressure release function and check valve's trigeminy two-position three way solenoid valve will aerify, lose heart and automatic pressure release is integrated together, and is small, need not the circular telegram when aerifing to connect an air pump through the tuyere of sharing and can aerify three object of waiting to aerify, very big saving energy consumption and installation space simultaneously. Compared with the prior art, the utility model provides a when the tradition fills the exhaust system installation, problem on space configuration and pipeline overall arrangement of a plurality of air pumps, a plurality of valve bodies is with air pump supply air current function, aerify the back and end function, exhaust function, automatic pressure release etc. and integrate as an organic wholely, the installation volume that significantly reduces not only promotes the convenience of installation by a wide margin, can also make and manufacturing and installation cost very reduce.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (10)
1. The utility model provides a take automatic pressure release function and check valve's two position three solenoid valve of trigeminy, its characterized in that includes: the air valve comprises an upper cover with an air nozzle and three groups of inflating mechanisms, wherein each group of inflating mechanism comprises a valve body, a valve seat, a one-way valve, an air inlet joint, a spring, a valve core, an air plug, a bobbin and a pressure relief mechanism; the one end of upper cover is equipped with the three appearance chamber of intercommunication tuyere, three groups of mechanisms of aerifing correspond three appearance chambeies respectively, the valve body includes yoke and back lid, back lid cooperation in the one end of yoke, the disk seat cooperation is in the appearance intracavity of upper cover, and this disk seat is equipped with air inlet and a plenum that communicates with the tuyere, the check valve sets up in the air cavity of disk seat and corresponding with the air inlet, the line frame has central through-hole, and the periphery of this line frame is around being equipped with the coil, and line frame and coil are equipped with outward the yoke, and the line frame is close to the one end of back lid and connects a joint of giving vent to anger, and the joint of giving vent to anger is equipped with gas outlet, disappointing mouth and the pressure release mouth that communicates central through-hole, air inlet joint, spring, case and air plug set up in the central through-hole of line frame, and air joint's one end is passed the yoke, and the air cavity intercommunication of valve, a spring is arranged between the valve core and the air inlet joint, and a pressure relief port of the air outlet joint is connected with the pressure relief mechanism.
2. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: the yoke is of a U-shaped structure with an opening, the rear cover is matched with the opening end of the yoke, the upper cover is arranged at one end, deviating from the opening, of the yoke, the ends, deviating from the opening, of the yokes of the three valve seats are locked at one end, provided with the containing cavity, of the upper cover through screws respectively, and the center holes of the yokes are communicated with the corresponding containing cavity of the upper cover.
3. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: the center of disk seat is equipped with the valve block mounting hole, and this disk seat is equipped with at least one in the periphery of valve block mounting hole the air inlet, the one end of this disk seat and the cooperation of holding the intracavity wall of upper cover, the other end supports and leans on the yoke, and the one end indent that this disk seat and yoke are connected forms the air cavity, air inlet and valve block mounting hole link up the air cavity, the check valve is umbrella-shaped valve block, and umbrella-shaped valve block has rib and umbrella face, and the rib assembly is in the valve block mounting hole, and the umbrella face sets up in the air cavity.
4. A triple two-position three-way solenoid valve with automatic pressure relief and a one-way valve as claimed in claim 3, wherein: and a sealing ring is arranged between the periphery of the valve seat and the inner wall of the cavity of the upper cover.
5. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: one end of the air inlet joint is arranged in the wire frame, the other end of the air inlet joint penetrates through one end of the yoke, which is far away from the opening, and is communicated with the air cavity of the valve seat, and a sealing ring is arranged between the periphery of the air inlet joint and the central through hole of the wire frame.
6. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: and a mute gasket protruding to the end face of the valve core is arranged at one end of the valve core adjacent to the air inlet joint.
7. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: the pressure release that connects to be equipped with and communicate with the pressure release mouth holds the chamber gives vent to anger, pressure release mechanism sets up in the pressure release holds the chamber, and pressure release mechanism includes pressure release diaphragm, atress ring, pressure release spring and bottom, give vent to anger to connect to be equipped with the gas vent that communicates pressure release mouth and pressure release appearance chamber on the pressure release holds the chamber, and the cooperation of pressure release diaphragm is in the top periphery of atress ring, and the bottom holds the chamber with the pressure release that gives vent to anger to connect together fixedly, and the atress ring is held in the one end top.
8. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 7, wherein: a fixing ring is arranged in the pressure relief accommodating cavity, and the stress ring is matched with the fixing ring.
9. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 7, wherein: at least two clamping grooves are formed in the peripheral wall of the pressure relief containing cavity of the air outlet connector, and at least two clamping hooks which are correspondingly matched with the clamping grooves are arranged on the bottom cover.
10. The triple two-position three-way solenoid valve with automatic pressure relief function and one-way valve according to claim 1, wherein: the air outlet joint and the wire frame are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039102.9U CN210290852U (en) | 2019-07-05 | 2019-07-05 | Three-linkage two-position three-way electromagnetic valve with automatic pressure relief function and one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039102.9U CN210290852U (en) | 2019-07-05 | 2019-07-05 | Three-linkage two-position three-way electromagnetic valve with automatic pressure relief function and one-way valve |
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| Publication Number | Publication Date |
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| CN210290852U true CN210290852U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921039102.9U Active CN210290852U (en) | 2019-07-05 | 2019-07-05 | Three-linkage two-position three-way electromagnetic valve with automatic pressure relief function and one-way valve |
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| CN (1) | CN210290852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046330A (en) * | 2021-09-23 | 2022-02-15 | 东科克诺尔商用车制动技术有限公司 | Automobile air suspension electromagnetic control valve |
-
2019
- 2019-07-05 CN CN201921039102.9U patent/CN210290852U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046330A (en) * | 2021-09-23 | 2022-02-15 | 东科克诺尔商用车制动技术有限公司 | Automobile air suspension electromagnetic control valve |
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