CN217778276U - Air distribution valve for automobile air shock-proof system - Google Patents
Air distribution valve for automobile air shock-proof system Download PDFInfo
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- CN217778276U CN217778276U CN202222083691.9U CN202222083691U CN217778276U CN 217778276 U CN217778276 U CN 217778276U CN 202222083691 U CN202222083691 U CN 202222083691U CN 217778276 U CN217778276 U CN 217778276U
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Abstract
The utility model relates to the technical field of auto parts, in particular to a gas distribution valve used in an automobile air shock absorption system, which comprises a gas distribution valve body, wherein the gas distribution valve body is provided with an air inlet channel, an exhaust channel and an air bag connecting channel, a first side through hole is arranged in the air inlet channel, the first side through hole is communicated with the air bag connecting channel, a gas nozzle pin rod, a metal valve core and a spring are sequentially arranged in the air inlet channel from one end of an air inlet close to the air inlet channel to the other end, a first air channel is arranged on the gas nozzle pin rod along the length direction, and a sealing rubber gasket is arranged on the metal valve core corresponding to the position of the air channel; and a second air passage is arranged on the metal valve core and communicated with the first bypass hole. If the system has the fault of air leakage of the air storage bottle or the air pump, the air of the air bag of the shock absorber cannot leak, and the vehicle body can be normally supported, so that the normal running of the vehicle is ensured.
Description
Technical Field
The utility model relates to an auto-parts technical field specifically is a distributing valve for among car air shock absorber system.
Background
As shown in fig. 1, in the conventional air suspension system, the air from an air pump 1 to an air cylinder 2 is distributed to a suspension airbag 4 through an air distribution valve 3, which is a passage air passage, and a solenoid valve in a control valve body can distribute high-pressure air in the air cylinder to the suspension airbag as required. When the electromagnetic valve is closed, the high-pressure gas in the gas storage cylinder can be prevented from entering the air bag of the shock absorber. The air in the air bag of the shock absorber can not flow back because the air pressure is less than the air pressure of the air storage bottle.
If air pump or gas bomb air leakage trouble appear, when shock absorber gasbag pressure is greater than gas bomb pressure, because solenoid core leans on the spring pressure on gasbag interface channel, the gasbag interface channel can not be sealed to spring pressure, and the air in the shock absorber gasbag can slowly flow back, leads to air shock absorber gasbag decompression, and then makes air shock absorber can not support the automobile body, and the vehicle can't normally travel, how to solve this problem, people are studying always.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a distributing valve for among car air shock absorber system is in order to solve foretell technical problem.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a gas distribution valve used in an automobile air shock absorption system comprises a gas distribution valve body, wherein a gas inlet channel, a gas outlet channel and a gas bag connecting channel are arranged on the gas distribution valve body, a first side through hole is formed in the gas inlet channel and is communicated with the gas bag connecting channel, a gas nozzle pin rod, a metal valve core and a spring are sequentially arranged in the gas inlet channel from one end, close to a gas inlet of the gas inlet channel, to the other end, a first gas channel is formed in the gas nozzle pin rod in the length direction, and a sealing rubber gasket is arranged on the metal valve core at a position corresponding to the gas channel; and a second air passage is arranged on the metal valve core and communicated with the first bypass hole.
Preferably, the first air duct is positioned on the central axis of the air tap pin to form a central hole; the second air passage comprises an annular groove arranged on the metal valve core and a strip-shaped groove circumferentially arranged on the metal valve core, the strip-shaped groove penetrates through the annular groove, and the annular groove is arranged corresponding to the first side through hole.
Preferably, the air tap pin is sleeved with a sealing ring, and the outer surface of the sealing ring is in contact with the inner surface of the air inlet channel.
Preferably, the air tap pin rod is in threaded connection with the air distribution valve body.
Preferably, the air distribution valve body is provided with an air inlet valve mounting groove and an air outlet valve mounting groove which are both arranged corresponding to the air bag connecting channel; a second bypass hole communicated with the air bag communication channel is formed in the air inlet valve mounting groove, and one end, far away from the second air passage, of the first bypass hole is located in the air inlet valve mounting groove; and a third bypass hole and a fourth bypass hole are arranged in the exhaust valve mounting groove, the third bypass hole is communicated with the air bag communicating channel, and the fourth bypass hole is communicated with the exhaust channel.
Preferably, an air inlet valve is installed on the air inlet valve installation groove, and an exhaust valve is installed on the exhaust valve installation groove.
Preferably, the exhaust passage is communicated with the airbag connection passage through an exhaust valve, and the intake passage is communicated with the airbag connection passage through an intake valve.
When the gas storage bottle is used for inflating the gas bag of the shock absorber, the pressure at the gas inlet of the gas inlet passage is higher than that at the other end, the air can push open the metal valve core after passing through the first gas passage so that the spring is compressed, and at the moment, the air enters the gas bag connecting passage after passing through the second gas passage and the first side through hole and finally enters the gas bag;
when the inflation is stopped, the spring loses the thrust to reset, the valve core is pushed back to the original position, and the first air passage is blocked by the sealing rubber gasket;
if the system has the fault of air leakage of the air storage bottle or the air pump, the pressure at the air inlet of the air inlet channel is smaller than the pressure at the other end, the metal valve core can be tightly pressed on the first air channel by the relatively higher air pressure at the left side to seal the metal valve core, the air at the other end can not pass through the first air channel, the air of the air bag of the shock absorber cannot leak, the vehicle body can be normally supported, and the normal running of the vehicle is ensured.
The utility model provides another technical scheme as follows:
an air distribution valve used in an automobile air shock absorption system comprises an air distribution valve body, wherein an air inlet channel, an air exhaust channel and an air bag connecting channel are arranged on the air distribution valve body, a first side through hole is formed in the air inlet channel and is communicated with the air bag connecting channel, a partition plate is arranged in the air inlet channel and separates the air inlet channel into a first air inlet channel and a second air inlet channel, and an air inlet of the air inlet channel is communicated with the first air inlet channel; a metal valve core and a spring are installed in the second air inlet channel, the metal valve core is positioned between the spring and the partition plate, an air passing hole for communicating the first air inlet channel with the second air inlet channel is formed in the partition plate, and a sealing rubber gasket is arranged on the metal valve core corresponding to the air passing hole; and a second air passage is arranged on the metal valve core and communicated with the first bypass hole.
Preferably, a metal valve core mounting hole is formed in the position, corresponding to the second air inlet channel, of the air distribution valve body, the metal valve core mounting hole is communicated with the second air inlet channel, a plug is arranged in the metal valve core mounting hole, and one end, far away from the metal valve core, of the spring abuts against the plug; the second air passage comprises an annular groove arranged on the metal valve core and a strip-shaped groove circumferentially arranged on the metal valve core, the strip-shaped groove penetrates through the annular groove, and the annular groove is arranged corresponding to the first side through hole.
Preferably, the exhaust passage is communicated with the airbag connection passage through an exhaust valve, and the intake passage is communicated with the airbag connection passage through an intake valve.
When the air distribution valve used in the automobile air shock absorption system is used, the air bag is communicated with the passage to be connected with the air bag of the shock absorber, when air in the air storage bottle is used for inflating the air bag of the shock absorber, the pressure at the air inlet of the air inlet passage is higher than the pressure at the other end, the air can prop open the metal valve core after passing through the first air passage to enable the spring to be compressed, and at the moment, the air passes through the second air passage, then enters the air bag connecting passage after passing through the first side through hole and finally enters the air bag;
when the inflation is stopped, the spring loses the thrust to reset, the valve core is pushed back to the original position, and the first air passage is blocked by the sealing rubber gasket;
if the system has the fault of air leakage of the air storage bottle or the air pump, the pressure at the air inlet of the air inlet channel is smaller than the pressure at the other end, the metal valve core can be tightly pressed on the air passing hole by the relatively higher air at the left side to seal the air passing hole, the air at the other end can not pass through the first air passage, the air of the air bag of the shock absorber cannot leak, the automobile body can still be normally supported, and the normal running of the automobile is ensured.
Drawings
FIG. 1 is a schematic diagram of a conventional air damper for a vehicle;
FIG. 2 is a schematic structural view of an air distribution valve used in an air suspension system of an automobile according to the present invention;
FIG. 3 is a schematic view of the internal structure of FIG. 2;
FIG. 4 is an exploded view of FIG. 3;
FIG. 5 is a cross-sectional view of FIG. 1;
FIG. 6 is a front view of FIG. 5;
FIG. 7 is another cross-sectional view of FIG. 1;
FIG. 8 is a front view of FIG. 7;
in the drawings, the reference numbers:
1. an air pump; 2. a gas storage cylinder; 3. a gas distribution valve; 4. a shock absorber air bag; 5. an air inlet valve mounting groove; 6. an exhaust valve mounting groove;
3-1, a distributing valve body; 3-2, an air inlet channel; 3-3, an exhaust channel; 3-4, connecting a channel with an air bag; 3-5, a first bypass hole; 3-6, a mouth pin rod; 3-7, metal valve core; 3-8, a spring; 3-9, sealing the rubber gasket; 3-10, sealing ring; 6-1, a third bypass hole; 6-2, a fourth side through hole;
3-21, a partition plate; 3-22, a first air intake passage; 3-23, a second intake passage; 3-24, air passing holes; 3-25, plug; 3-26, a protective sheet;
3-61, a first air passage; 3-71, annular grooves; 3-72 and a strip groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Embodiment 1, please refer to fig. 2 to 6, an embodiment of the present application provides a gas distribution valve for an air suspension system of an automobile, including a gas distribution valve body 3-1, the gas distribution valve body is provided with an air inlet channel 3-2, an air outlet channel 3-3, and an air bag connecting channel 3-4, the air inlet channel is provided with a first bypass hole 3-5, the first bypass hole is communicated with the air bag connecting channel, an air tap pin 3-6, a metal valve core 3-7, and a spring 3-8 are sequentially arranged in the air inlet channel from one end close to an air inlet of the air inlet channel to the other end, the air tap pin is provided with a first air channel 3-61 along a length direction, and a sealing rubber gasket 3-9 is arranged on the metal valve core corresponding to the air channel; a second air passage is arranged on the metal valve core and communicated with the first side through hole; in this embodiment, the first air duct is located on a central axis of the air tap pin to form a central hole; the second air passage comprises annular grooves 3-71 arranged on the metal valve core and strip-shaped grooves 3-72 circumferentially arranged on the metal valve core, the strip-shaped grooves penetrate through the annular grooves, and the annular grooves are arranged corresponding to the first side through holes; and a sealing ring 3-10 is sleeved on the air tap pin, and the outer surface of the sealing ring is in contact with the inner surface of the air inlet channel.
When the air distribution valve used in the automobile air shock absorption system is used, the air bag communication channel is connected with the shock absorber air bag, when air in the air storage bottle is used for inflating the shock absorber air bag, the pressure at the air inlet of the air inlet channel is larger than that at the other end, the air can push open the metal valve core after passing through the first air channel so that the spring is compressed, and at the moment, the air enters the air bag connection channel after passing through the strip-shaped groove and the annular groove and passing through the first side through hole, and finally enters the air bag;
when the inflation is stopped, the spring loses the thrust to reset, the valve core is pushed back to the original position, and the sealing rubber gasket blocks the first air passage;
if the system has the fault of air leakage of the air storage bottle or the air pump, the pressure at the air inlet of the air inlet channel is smaller than the pressure at the other end, the metal valve core can be tightly pressed on the first air channel by the relatively higher air pressure at the left side to seal the metal valve core, the air at the other end can not pass through the first air channel, the air of the air bag of the shock absorber cannot leak, the vehicle body can be normally supported, and the normal running of the vehicle is ensured.
In the embodiment, the sealing ring can prevent air from leaking through the position between the air nozzle pin rod and the air inlet channel, and further prevent the air in the air bag of the shock absorber from leaking; wherein the air tap pin rod and the air distribution valve body can be in threaded connection.
As an embodiment, an air inlet valve mounting groove 5 and an air outlet valve mounting groove 6 are arranged on the air distribution valve body, and both the air inlet valve mounting groove and the air outlet valve mounting groove are arranged corresponding to the air bag connecting channel; a second bypass hole 5-1 communicated with the air bag communication channel is formed in the air inlet valve mounting groove, and one end, far away from the second air passage, of the first bypass hole is located in the air inlet valve mounting groove; and a third bypass hole 6-1 and a fourth bypass hole 6-2 are arranged in the exhaust valve mounting groove, the third bypass hole is communicated with the air bag communicating channel, and the fourth bypass hole is communicated with the exhaust channel. During the use, install the admission valve on the admission valve mounting groove, install discharge valve on the discharge valve mounting groove. Thus, when the air inlet valve is opened, the first bypass hole is communicated with the second bypass hole, and when the air inlet valve is closed, the first bypass hole is disconnected with the second bypass hole; when the exhaust valve is opened, the third bypass hole is communicated with the fourth bypass hole, and when the intake valve is closed, the third bypass hole is disconnected with the fourth bypass hole; therefore, the exhaust valve is controlled to be closed, and the intake valve is controlled to be opened, so that the air bag can be used for inflating; the air inlet valve is controlled to be closed, and the air outlet valve is controlled to be opened, so that the air bag can be deflated.
As an embodiment, the exhaust passage can be directly communicated with the air bag connecting passage through an exhaust valve, and the intake passage is communicated with the air bag connecting passage through an intake valve, so that the exhaust valve can be controlled to be closed, and the intake valve is controlled to be opened and can be used for inflating the air bag; the control of the closing of the air inlet valve and the opening of the air outlet valve can be used for the air-bag deflation function.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
It should be readily understood that "over 8230" \8230on "," over 82308230; "over 8230;" and "over 8230; \8230; over" in the present disclosure should be interpreted in the broadest manner such that "over 8230;" over 8230 ";" not only means "directly over something", but also includes the meaning of "over something" with intervening features or layers therebetween, and "over 8230;" over 8230 ";" or "over 8230, and" over "not only includes the meaning of" over "or" over "but also may include the meaning of" over "or" over "with no intervening features or layers therebetween (i.e., directly over something).
Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.
It is noted that, in this document, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An air distribution valve used in an automobile air shock absorption system comprises an air distribution valve body (3-1), an air inlet channel (3-2), an air outlet channel (3-3) and an air bag connecting channel (3-4) are arranged on the air distribution valve body, a first side through hole (3-5) is arranged in the air inlet channel and is communicated with the air bag connecting channel, and the air distribution valve is characterized in that,
an air tap pin rod (3-6), a metal valve core (3-7) and a spring (3-8) are sequentially arranged in the air inlet channel from one end close to an air inlet of the air inlet channel to the other end, a first air channel (3-61) is arranged on the air tap pin rod along the length direction, and a sealing rubber gasket (3-9) is arranged on the metal valve core at a position corresponding to the air channel; and a second air passage is arranged on the metal valve core and communicated with the first bypass hole.
2. The air distribution valve for an air suspension system of an automobile as claimed in claim 1, wherein said first air passage is located on a central axis of said air nozzle pin to form a central hole;
the second air passage comprises an annular groove (3-71) formed in the metal valve core and a strip-shaped groove (3-72) circumferentially formed in the metal valve core, the strip-shaped groove penetrates through the annular groove, and the annular groove is arranged corresponding to the first side through hole.
3. An air valve for use in an air suspension system of a vehicle as claimed in claim 2, wherein said air valve pin is sleeved with a sealing ring (3-10), and an outer surface of said sealing ring is in contact with an inner surface of said air inlet passage.
4. The air valve for use in an air suspension system of a vehicle as claimed in claim 3, wherein said air valve pin is threadedly coupled to said air valve body.
5. The air distribution valve for the air shock absorbing system of the automobile according to any one of claims 1 to 4, wherein an air inlet valve mounting groove (5) and an air outlet valve mounting groove (6) are formed in the air distribution valve body, and the air inlet valve mounting groove and the air outlet valve mounting groove are arranged corresponding to the air bag connecting channel;
a second bypass hole (5-1) communicated with the air bag communicating channel is arranged in the air inlet valve mounting groove, and one end, far away from the second air passage, of the first bypass hole is located in the air inlet valve mounting groove;
and a third bypass hole (6-1) and a fourth bypass hole (6-2) are arranged in the exhaust valve mounting groove, the third bypass hole is communicated with the air bag communicating channel, and the fourth bypass hole is communicated with the exhaust channel.
6. The air distribution valve for an air suspension system of an automobile as claimed in claim 5, wherein an air inlet valve is mounted on said air inlet valve mounting groove, and an air outlet valve is mounted on said air outlet valve mounting groove.
7. The air distribution valve for an air suspension system of an automobile as claimed in any one of claims 1 to 4, wherein said air discharge passage is communicated with said air bag connection passage through an air discharge valve, and said air intake passage is communicated with said air bag connection passage through an air intake valve.
8. A gas distribution valve used in an automobile air shock absorption system comprises a gas distribution valve body (3-1), wherein an air inlet channel, an air outlet channel and an air bag connecting channel (3-4) are arranged on the gas distribution valve body, a first side through hole (3-5) is arranged in the air inlet channel and is communicated with the air bag connecting channel, and the gas distribution valve is characterized in that,
a partition plate (3-21) is arranged in the air inlet channel, the partition plate divides the air inlet channel into a first air inlet channel (3-22) and a second air inlet channel (3-23), and an air inlet of the air inlet channel is communicated with the first air inlet channel;
a metal valve core (3-7) and a spring (3-8) are installed in the second air inlet channel, the metal valve core is located between the spring and the partition plate, an air passing hole (3-24) used for communicating the first air inlet channel and the second air inlet channel is formed in the partition plate, and a sealing rubber gasket (3-9) is arranged on the metal valve core corresponding to the air passing hole; and a second air passage is arranged on the metal valve core and communicated with the first bypass hole.
9. The air distribution valve for the air shock absorption system of the automobile according to claim 8, wherein a metal valve core mounting hole is formed in a position, corresponding to the second air inlet channel, of the air distribution valve body, the metal valve core mounting hole is communicated with the second air inlet channel, a plug (3-25) is arranged in the metal valve core mounting hole, and one end, far away from the metal valve core, of the spring abuts against the plug;
the second air passage comprises an annular groove arranged on the metal valve core and a strip-shaped groove circumferentially arranged on the metal valve core, the strip-shaped groove penetrates through the annular groove, and the annular groove is arranged corresponding to the first side through hole.
10. The air distribution valve for use in an air suspension system of an automobile as claimed in claim 8 or 9, wherein said air discharge passage is communicated with said air bag connection passage through an air discharge valve, and said air intake passage is communicated with said air bag connection passage through an air intake valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222083691.9U CN217778276U (en) | 2022-08-09 | 2022-08-09 | Air distribution valve for automobile air shock-proof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222083691.9U CN217778276U (en) | 2022-08-09 | 2022-08-09 | Air distribution valve for automobile air shock-proof system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217778276U true CN217778276U (en) | 2022-11-11 |
Family
ID=83942954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222083691.9U Active CN217778276U (en) | 2022-08-09 | 2022-08-09 | Air distribution valve for automobile air shock-proof system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217778276U (en) |
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2022
- 2022-08-09 CN CN202222083691.9U patent/CN217778276U/en active Active
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