CN211924931U - Height adjusting valve of automobile air suspension system - Google Patents
Height adjusting valve of automobile air suspension system Download PDFInfo
- Publication number
- CN211924931U CN211924931U CN202020559082.4U CN202020559082U CN211924931U CN 211924931 U CN211924931 U CN 211924931U CN 202020559082 U CN202020559082 U CN 202020559082U CN 211924931 U CN211924931 U CN 211924931U
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- air
- valve
- valve body
- rotating shaft
- suspension system
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Abstract
The utility model discloses a height adjusting valve of an automobile air suspension system, which comprises a valve cover, a valve body and a rotating shaft from top to bottom, wherein the valve cover covers the valve body to form a cavity inside the valve body and the rotating shaft, one end of the rotating shaft can extend into the cavity in a self-rotating manner, and the valve body is provided with an exhaust hole for exhausting air outwards; the cavity in the valve body is provided with a bulge, and the cavity outside the valve plate and the bulge forms an air chamber for airflow; the valve plate is provided with two air guide grooves which penetrate through the valve plate and are communicated with the air chamber, and one surface of the valve plate, which is in contact with the bulge part, keeps smooth sealing contact with the end surface of the bulge part; and the valve body is also provided with an air spring air source and a vehicle-mounted air source interface, wherein the air spring air source interface is communicated with the air chamber. The height adjusting valve is simple and compact in structure, good in wear resistance and not prone to air leakage.
Description
Technical Field
The utility model belongs to the technical field of the governing valve for the car, especially, relate to a car air suspension height adjusting valve.
Background
In the prior art, the air suspension system drives the swing arm of the altitude valve to move up and down due to the change of the height of the vehicle body, one end of the swing arm is connected with a connecting rod on the vehicle suspension, and the change of the position of the swing arm pushes the valve core of the altitude valve to rotate, so that the functions of inflating, maintaining pressure and exhausting the air spring are realized. Because the automobile is in the state of jolting all the time in the driving process, the automobile body height need not to be adjusted constantly, and altitude valve is repeated all the time and is aerifyd, pressurize and the exhaust to the air spring, among the current altitude mixture control valve, its structure is complicated, and life is unsatisfactory, and unreasonable structural design leads to the case to wear seriously when ceaselessly high-speed reciprocal friction work, leads to the system gas leakage, causes on-vehicle air energy to lose in a large number.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned technical problem, provide a car air suspension height-adjusting valve, this car air suspension height-adjusting valve simple structure is compact, and can effectively alleviate the friction loss of during operation, the problem of the on-vehicle air energy mass loss that solution system leaks gas and leads to.
The technical scheme of the utility model as follows: a height adjusting valve of an automobile air suspension system comprises a valve cover, a valve body and a rotating shaft, wherein the valve cover covers the valve body to form a concave cavity inside the valve body and the valve body; in particular, the utility model discloses lie in: the valve body is characterized in that a convex part is arranged in the concave cavity in the valve body, one end of the rotating shaft extending into the concave cavity is inserted into the convex part, two mounting grooves are arranged in the convex part, a ceramic air faucet and an air faucet spring are mounted in the mounting grooves from top to bottom, and the air faucet spring supports the ceramic air faucet; a through hole is formed in the side wall of the mounting groove close to the groove bottom; the ceramic air tap is provided with a vent hole, and the vent hole is communicated with the through hole;
the rotating shaft is also fixedly provided with a valve plate which is contacted with the bulge, and the concave cavity outside the valve plate and the bulge forms an air chamber for airflow; the valve plate is provided with two air guide grooves which penetrate through the valve plate and are communicated with the air chamber, one surface of the valve plate, which is contacted with the bulge part, keeps smooth sealing contact with the end surface of the bulge part, and the valve plate can rotate to the position where the air guide grooves are communicated with the vent holes when rotating along with the rotating shaft;
the valve body is also provided with an air spring air source and a vehicle-mounted air source interface, wherein the air spring air source interface is communicated with the air chamber, the vehicle-mounted air source interface is communicated with the through hole of one of the mounting grooves, and the through hole on the other mounting groove is communicated with the exhaust hole.
The utility model has the advantages that: the utility model discloses with the rotation conversion of pivot to the rotational motion of valve block, whether align (communicate) between air guide groove and the ceramic air cock air vent when utilizing the valve block to rotate realizes the break-make of corresponding gas circuit, the flow direction of adaptation air current is come through the turned position of corresponding valve block to the height state when making the vehicle travel, and because the elastic support power of air cock spring between to the ceramic air cock, make the valve block can keep reliable sealing contact with bellying or ceramic air cock, can reduce the friction as far as possible again, reduce wearing and tearing, avoid system's gas leakage.
Drawings
Fig. 1 is an appearance diagram of an embodiment of the present invention.
Fig. 2 is a sectional view of the regulating valve shown in fig. 1, cut along the length direction of the swing arm.
Fig. 3 is a schematic structural view of the regulating valve with the valve cover removed.
Fig. 4 is a schematic structural view of the structure shown in fig. 3 with the valve sheet removed.
FIG. 5 is a schematic view of the ceramic nozzle and nozzle spring of FIG. 4.
Fig. 6 is a schematic view of the mounting groove and the internal structure of the valve body.
FIG. 7 is a schematic view of a valve plate structure.
Element number description: the air valve comprises an exhaust hole 1, a valve body 2, a valve cover 3, an air nozzle spring 4, a ceramic air nozzle 5, a valve sheet 6, a check ring 7, a rotating shaft 8, a swing arm 9, a filter element 10, a quick-connection connector 11, a protruding portion 12, an air vent 501, an air guide groove 601, a mounting groove 1201, a through hole 1202, an air spring air source interface 13, an O-shaped ring 14 and an air chamber 15.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1, which is an appearance schematic diagram of the height adjusting valve of the automotive air suspension system of the embodiment, further referring to fig. 2, the height adjusting valve includes a valve cover 3, a valve body 2, and a rotating shaft 8 from top to bottom, the valve cover 3 covers the valve body 2 to form a cavity inside the valve body and the valve body, the cavity is manufactured according to actual needs, and a plurality of reinforcing ribs and rib plates can be arranged to increase strength. One end of the rotating shaft 8 can extend into the concave cavity in a rotating way, and the valve body 2 is provided with an exhaust hole 1 for exhausting air towards the outside. In particular, in this embodiment, the cavity in the valve body 2 has a protrusion 12, and in the specific implementation, as shown in fig. 4 to 6, the protrusion 12 is formed by three cylinders aligned in a straight line and integrally connecting the side walls of two adjacent cylinders. One end of the rotating shaft 8 extending into the cavity is inserted into the boss 12, two mounting grooves 1201 are formed in the boss 12, as implementation details, the end, located at the middle, of the rotating shaft 8 extending into the cavity is coaxially inserted into the cylinder located at the middle, and the two cylinders on the two sides are respectively provided with one mounting groove 1201. As shown in fig. 5, a ceramic air faucet 5 and an air faucet spring 4 are mounted in the mounting groove 1201 from top to bottom, and the air faucet spring 4 supports the ceramic air faucet 5; referring to fig. 6, a through hole 1202 is formed on a side wall of the mounting groove 1201 close to the bottom thereof. As shown in fig. 4, a vent 501 is formed in the ceramic nozzle 5, and the vent 501 is communicated with the through hole 1202. Meanwhile, the rotating shaft 8 is also fixed with a valve plate 6 which is contacted with the bulge 12, the concave cavity outside the valve plate 6 and the bulge 12 forms an air chamber 15 for air flow, the air chamber 15 is different due to different concave cavities, and the specific shape of the air chamber is not particularly limited. Two air guide grooves 601 penetrating through the valve plate 6 and communicated with the air chamber 15 are formed in the valve plate 6, one surface, contacted with the bulge 12, of the valve plate 6 keeps smooth sealing contact with the end face of the bulge 12, and the valve plate 6 can rotate to the position, communicated with the air vent 501, of the air guide grooves 601 when rotating along with the rotating shaft 8.
Based on the structural design, the valve body 2 is further provided with an air spring air source and a vehicle-mounted air source interface, wherein, as shown in fig. 6, the air spring air source interface 13 is communicated with the air chamber 15, the vehicle-mounted air source interface is communicated with the through hole 1202 of one of the mounting grooves 1201, and the through hole 1202 of the other mounting groove 1201 is communicated with the exhaust hole 1 so as to exhaust air outwards.
The working process of the height adjusting valve of the automobile air suspension system in the embodiment is as follows: the interface of the vehicle-mounted air source is communicated with the vehicle-mounted air source, one end of the rotating shaft 8, which extends out of the concave cavity, is connected with the swing arm 9, and the swing arm 9 is connected with a connecting rod on the automobile suspension. The swing arm 9 is driven to move up and down through different height positions of the automobile, the swing arm 9 swings to push the rotating shaft 8 of the height valve to twist when moving up and down, the rotating shaft 8 pushes the valve plate 6 to twist, when the swing arm 9 is located at a downward position, the vehicle-mounted air source passes through the interface of the vehicle-mounted air source under the action of pressure, then the circular air vent 501 of the ceramic air faucet 5 is formed, and finally the air guide groove 601 on the valve plate 6 is formed, the air chamber 15 is formed in the valve cover 3 and the valve body 2, and the air spring (not shown in the figure) is respectively fed into the air spring through the interface of the. When swing arm 9 was in the intermediate position, a position between the up-and-down motion position promptly, on-vehicle air supply passed through the interface of on-vehicle air supply, then passed through ceramic air cock 5's air vent 501, and the gas circuit position of ceramic air cock 5 and valve block 6 was in encapsulated situation this moment (because valve block 6 at this moment has covered ceramic air cock 5's air vent 501), formed the pressurize process. When the swing arm 9 is at the upward position, the air spring air source passes through the interface of the air spring air source under the action of pressure, then passes through the air chamber 15 formed in the valve body 2, and is exhausted to the atmosphere through the vent hole 501 communicated with the exhaust hole 1 through the ceramic air tap 5 by the air guide groove 601 on the valve plate 6, and finally through the exhaust hole 1, so that the exhaust process is formed. Therefore, the height adjusting valve is simple and compact in structure, the air path is adaptively switched along with the motion state of a vehicle, the working contact area between the valve block 6 and the boss 12 can be designed to be very small, the elastic supporting force of the valve block spring 4 exists, the friction between the valve block 6 and the ceramic air nozzle 5 is small but not easy to leak air, in addition, the ceramic air nozzle 5 and the valve block 6 of the height adjusting valve of the automobile air suspension system are made of ceramic materials, the sealing surface of a part is processed to obtain higher smoothness, the binding surface is dry-sealed, and only little lubricating grease is needed as a lubricating agent.
During the preparation, as figure 5, ceramic air cock 5 is circle tubular structure, the trompil of cylinder axle center promptly, ceramic air cock 5 with coaxial and sliding seal cooperation between the mounting groove 1201, air cock spring 4 is cylindricly and meets with ceramic air cock 5 is coaxial to when valve block 6 applys pressure to ceramic air cock 5, ceramic air cock 5 can slide better in order to keep reasonable contact and realize sealing with valve block 6.
And quick connectors 11 are arranged at the interfaces of the air spring air sources and the vehicle-mounted air source so as to quickly and stably realize air flow access. For purifying the gas flow, a circular filter cartridge 10 is coaxially mounted at one end port of a quick connector 11 in the valve body 2, as shown in fig. 1.
In particular, as shown in fig. 7, the air guide groove 601 is circular arc-shaped, and the center of the circular arc of the air guide groove 601 is on the axis of the rotating shaft 8, so as to better connect and disconnect the air vent 501 and the air guide groove 601.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A height adjusting valve of an automobile air suspension system comprises a valve cover, a valve body and a rotating shaft, wherein the valve cover covers the valve body to form a concave cavity inside the valve body and the valve body; the method is characterized in that: the valve body is characterized in that a convex part is arranged in the concave cavity in the valve body, one end of the rotating shaft extending into the concave cavity is inserted into the convex part, two mounting grooves are arranged in the convex part, a ceramic air faucet and an air faucet spring are mounted in the mounting grooves, and the air faucet spring supports the ceramic air faucet; a through hole is formed in the side wall of the mounting groove close to the groove bottom; the ceramic air tap is provided with a vent hole, and the vent hole is communicated with the through hole;
the rotating shaft is also fixedly provided with a valve plate which is contacted with the bulge, and the concave cavity outside the valve plate and the bulge forms an air chamber for airflow; the valve plate is provided with two air guide grooves which penetrate through the valve plate and are communicated with the air chamber, one surface of the valve plate, which is contacted with the bulge part, keeps smooth sealing contact with the end surface of the bulge part, and the valve plate can rotate to the position where the air guide grooves are communicated with the vent holes when rotating along with the rotating shaft;
the valve body is also provided with an air spring air source and a vehicle-mounted air source interface, wherein the air spring air source interface is communicated with the air chamber, the vehicle-mounted air source interface is communicated with the through hole of one of the mounting grooves, and the through hole on the other mounting groove is communicated with the exhaust hole.
2. The air suspension system height-adjusting valve for an automobile according to claim 1, wherein: and one end of the rotating shaft extending out of the concave cavity is connected with a swing arm, and the swing arm is connected with a connecting rod on the automobile suspension.
3. The air suspension system height-adjusting valve for an automobile according to claim 1, wherein: the convex part is formed by three cylinders which are arranged in a straight line and the side walls of every two adjacent cylinders are integrally connected.
4. The air suspension system height-adjusting valve for an automobile according to claim 3, wherein: the cylinder located in the middle is coaxially inserted with one end of the rotating shaft extending into the cavity, and the two cylinders on the two sides are respectively provided with one mounting groove.
5. The air suspension system height-adjusting valve for an automobile according to claim 4, wherein: the ceramic air faucet is of a circular tube-shaped structure, the ceramic air faucet is coaxially matched with the mounting groove in a sliding sealing mode, and the air faucet spring is cylindrical and is coaxially connected with the ceramic air faucet.
6. The air suspension system height-adjusting valve for an automobile according to claim 1, wherein: the interface is provided with a quick connector.
7. The air suspension system height-adjusting valve for an automobile according to claim 6, wherein: the quick connector is located a circular filter element is coaxially installed at one end port in the valve body.
8. The air suspension system height-adjusting valve for an automobile according to claim 1, wherein: the air guide groove is arc-shaped, and the circle center of the arc-shaped air guide groove is positioned on the axis of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559082.4U CN211924931U (en) | 2020-04-15 | 2020-04-15 | Height adjusting valve of automobile air suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559082.4U CN211924931U (en) | 2020-04-15 | 2020-04-15 | Height adjusting valve of automobile air suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211924931U true CN211924931U (en) | 2020-11-13 |
Family
ID=73327465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020559082.4U Expired - Fee Related CN211924931U (en) | 2020-04-15 | 2020-04-15 | Height adjusting valve of automobile air suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211924931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594406A (en) * | 2020-12-30 | 2021-04-02 | 威伯科汽车控制系统（中国）有限公司 | Cab height valve with large-angle stroke |
-
2020
- 2020-04-15 CN CN202020559082.4U patent/CN211924931U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594406A (en) * | 2020-12-30 | 2021-04-02 | 威伯科汽车控制系统（中国）有限公司 | Cab height valve with large-angle stroke |
| CN112594406B (en) * | 2020-12-30 | 2022-10-21 | 采埃孚商用车系统(青岛)有限公司 | Cab height valve with large-angle stroke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 Termination date: 20210415 |
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| CF01 | Termination of patent right due to non-payment of annual fee |