CN112856066A

CN112856066A - Sealing device for automobile adjusting air pressure valve

Info

Publication number: CN112856066A
Application number: CN202110120901.4A
Authority: CN
Inventors: 储爱菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-05-28

Abstract

The invention relates to the field of air pressure valves, in particular to a sealing device for an automobile adjusting air pressure valve, which comprises a base, wherein one side of the base is fixedly connected with a conveying mechanism, the outer parts of the two ends of the conveying mechanism are fixedly connected with an installation mechanism, the inner part of the installation mechanism is in threaded connection with a sealing mechanism, the outer parts of the two ends of the conveying mechanism, which are far away from the installation mechanism, are fixedly connected with a fixing mechanism, a first threaded rod and a first sliding plate are conveniently driven to move through a rotary disc, a first threaded hole and a first bearing, two semicircular blocks are driven to seal an air valve and an air delivery pipe, a second sliding plate is conveniently driven to move in a third sliding groove through a second threaded hole and a second threaded rod, an insertion rod is conveniently driven to be inserted in a slot, the stability of the first sliding plate is further increased, and, thereby preventing the second threaded rod from reversing and increasing the clamping tightness of the two semicircular blocks.

Description

Sealing device for automobile adjusting air pressure valve

Technical Field

The invention relates to the field of air pressure valves, in particular to a sealing device for an automobile adjusting air pressure valve.

Background

The air pressure valve is a component used for controlling gas to enter and exit from the cylinder in the compressor, and mainly comprises a valve seat, a valve plate, a spring and a lift limiter, wherein the rising and opening height or closing between the valve plate and the valve seat determines the size and the sealing of a gas channel, the air pressure valve is widely applied to automobiles, and the air pressure in the automobiles is adjusted through the air pressure valve.

Present car regulation air pressure valve need seal with sealing device after being connected with the pipeline when polishing, but present car regulation air pressure valve sealing device often the structure is complicated, and the cost is great moreover, can not seal air pressure valve and trachea fast, and sealing stability is low simultaneously, leads to using a period just need maintain the change, and is very time-consuming and energy-consuming.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a sealing device for an automobile adjusting air pressure valve.

The technical scheme adopted by the invention for solving the technical problems is as follows: a sealing device for an automobile adjusting air pressure valve comprises a base, wherein one side of the base is fixedly connected with a conveying mechanism, the outer parts of two ends of the conveying mechanism are fixedly connected with an installation mechanism, the inner part of the installation mechanism is in threaded connection with a sealing mechanism, the outer ends of one side, away from the installation mechanism, of the conveying mechanism are fixedly connected with a fixing mechanism, the inner part of the fixing mechanism is fixedly connected with a telescopic mechanism, the upper end of the sealing mechanism is fixedly connected with a connecting mechanism, and the upper end of the connecting mechanism is fixedly connected with a limiting mechanism; the conveying mechanism comprises an air regulating valve, two symmetrically-arranged clamping blocks are fixedly connected to two ends of one side, away from the base, of the air regulating valve, the air regulating valve is movably connected with an air conveying pipe, clamping grooves are formed in the air conveying pipe and the positions, corresponding to the two clamping blocks, of the two clamping blocks, the clamping blocks are buckled in the two clamping grooves, and the air regulating valve and the air conveying pipe are abutted to form a sealing ring fixedly connected together.

Specifically, installation mechanism includes four mounting panels, four the mounting panel is the symmetry and sets up fixed connection at air regulating valve and gas-supply pipe both ends lateral wall, and four a first spout has all been seted up to one side in opposite directions to the mounting panel, is located four the mounting panel of the relative one side of first spout all runs through and has seted up a mounting hole, per two the equal common fixedly connected with thread plate in mounting panel upper end, two the thread plate middle part all runs through and has seted up a first screw hole.

Specifically, sealing mechanism includes two first threaded rods, two first threaded rod threaded connection is in two first threaded holes, and two first threaded rod one end in opposite directions all fixedly cup joints a first bearing, two first bearing one end in opposite directions first fixedly connected with a first slide, and two in extending to four first spouts and sliding connection in four first spouts first slide and four corresponding positions of mounting hole have all been seted up a slot, two first slide is in opposite directions half circle piece of the equal fixedly connected with of one end, and two half circle piece one side in opposite directions and air regulating valve and gas-supply pipe junction offset, two the carousel of the equal fixedly connected with of the relative one end of first threaded rod.

The fixing mechanism comprises four fixing plates and four fixing plates, wherein the fixing plates are symmetrically arranged and fixedly connected with two end outer side walls which are far away from one side of the four mounting plates through the air regulating valve and the air conveying pipe, the fixing plates are all penetrated through and provided with a fixing port and are located at four fixing ports which are close to a fixing box and a fixing box which are fixedly connected with one end of the air regulating valve and one end of the air conveying pipe, the fixing box is provided with two second sliding grooves which are symmetrically arranged, and the fixing box is provided with a telescopic hole through the box wall at one end opposite to the fixing box.

Specifically, telescopic machanism includes four springs, four spring fixed connection is close to the inner tank wall of air regulating valve and gas-supply pipe one end at four fixed casees, and four the equal fixedly connected with expansion plate of the relative one end of spring, four expansion plate both sides extend to in a plurality of second spout and sliding connection is in a plurality of second spout, and four the relative one end of expansion plate and the equal fixedly connected with telescopic link in four corresponding position in flexible hole, four the telescopic link is kept away from the one end of four expansion plates and is passed four flexible holes and extend to four fixed case outsides.

The connecting mechanism comprises two second bearings, two the second bearings are fixedly sleeved on the rod wall of two first threaded rods far away from one end of the two first bearings, and are two sides of the second bearings are fixedly connected with four first connecting rods symmetrically arranged, four the first connecting rods are fixedly connected with a second connecting rod, four lower surfaces of one side of the connecting rod far away from the two second bearings, and the second connecting rods are oppositely connected with a connecting plate and four connecting grooves which are fixedly connected with one end of the connecting plate, and four connecting grooves are formed in the lower surface of one side of the connecting plate far away from the four mounting plates and are movably sleeved on the rod wall of the top ends of the four telescopic rods, and four third sliding grooves which are symmetrically arranged are formed in the upper end of one side, close to the four mounting plates.

Specifically, the limiting mechanism comprises four limiting plates, the four limiting plates are symmetrically arranged and fixedly connected to the upper surface of a connecting plate between four connecting grooves and four third sliding grooves, a second threaded hole is formed in the side wall of the middle of each of the four limiting plates in a penetrating manner, a second threaded rod is connected in each of the four second threaded holes in a threaded manner, a third bearing is fixedly sleeved on one opposite side of each of the four second threaded rods, a second sliding plate is fixedly connected to one side of each of the four third bearings away from the four second threaded rods, the lower ends of the four second sliding plates extend to the four third sliding grooves and are connected in the four third sliding grooves in a sliding manner, an inserting rod is fixedly connected to one side of each of the four second sliding plates away from the four third bearings, one side of each of the four inserting rods away from the four second sliding plates penetrates through the four mounting holes and is inserted into the four inserting grooves, four the limiting plate is kept away from one side of four third bearings and is seted up the spacing groove that a plurality of is the annular setting, and four the equal fixedly connected with in one side that four third bearings were kept away from to the second threaded rod changes the board, four it all runs through with four spacing groove corresponding positions and has seted up a spacing hole, and four to change the board and wherein four spacing downthehole equal swing joint has a gag lever post, four gag lever post passes four spacing holes and inserts and establish in four corresponding spacing inslots in one side in opposite directions.

The invention has the beneficial effects that:

(1) according to the sealing device for the automobile adjusting air pressure valve, the air valve and the air delivery pipe are conveniently and preliminarily sealed through the clamping groove, the clamping block and the sealing ring, the first threaded rod and the first sliding plate are conveniently driven to move through the rotary disc, the first threaded hole and the first bearing, and therefore the two semicircular blocks are conveniently driven to further seal the air valve and the air delivery pipe.

(2) According to the sealing device for the automobile adjusting air pressure valve, the second sliding plate is conveniently driven to move in the third sliding groove through the second threaded hole and the second threaded rod, the inserting rod is conveniently driven to be inserted into the inserting groove, the stability of the first sliding plate is further improved, the rotating plate is conveniently limited through the limiting groove, the limiting hole and the limiting rod, the second threaded rod is prevented from rotating reversely, and the clamping sealing performance of the two semicircular blocks is improved.

(3) According to the sealing device for the automobile adjusting air pressure valve, the connecting groove is conveniently clamped on the telescopic rod through the connecting rod and the fixing port when the connecting plate descends, so that the air valve and the air delivery pipe can be pressed downwards under the elastic action of the second sliding groove, the telescopic plate and the spring, the connection stability of the air valve and the air delivery pipe is conveniently increased, the connection sealing performance is increased, and the air valve and the air delivery pipe are prevented from being connected unstably.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic overall sectional structural view of a sealing device for an automotive regulating air pressure valve according to the present invention;

FIG. 2 is an enlarged schematic structural view of a portion A of the sealing device for the air pressure regulating valve of the automobile, which is provided by the invention, in FIG. 1;

FIG. 3 is a schematic structural diagram of a sealing device fixing mechanism and a telescopic mechanism for an automobile adjusting air pressure valve, provided by the invention;

FIG. 4 is an enlarged schematic structural view of a portion B of the sealing device for the air pressure regulating valve of the automobile, which is provided by the invention, in FIG. 3;

FIG. 5 is a schematic structural diagram of a limiting mechanism of a sealing device for an automobile adjusting air pressure valve, provided by the invention;

FIG. 6 is a schematic cross-sectional view taken along the direction C-C in FIG. 5 of the sealing device for an automotive adjusting air pressure valve according to the present invention;

FIG. 7 is a schematic side sectional view of a sealing device air regulating valve and an air delivery pipe for an automobile air regulating valve according to the present invention;

fig. 8 is an enlarged schematic structural view of a portion D in fig. 7 of the sealing device for the automotive adjusting air pressure valve provided by the invention.

In the figure: 1. a base; 2. a conveying mechanism; 21. a gas regulating valve; 22. a clamping block; 23. a gas delivery pipe; 24. a card slot; 25. a seal ring; 3. an installation mechanism; 31. mounting a plate; 32. a first chute; 33. mounting holes; 34. a thread plate; 35. a first threaded hole; 4. a sealing mechanism; 41. a first threaded rod; 42. a first bearing; 43. a first slide plate; 44. a slot; 45. a semicircular block; 46. a turntable; 5. a fixing mechanism; 51. a fixing plate; 52. a fixed port; 53. a fixed box; 54. a second chute; 55. a telescopic hole; 6. a telescoping mechanism; 61. a spring; 62. a retractable plate; 63. a telescopic rod; 7. a connecting mechanism; 71. a second bearing; 72. a first connecting rod; 73. a second connection; 74. a connecting plate; 75. connecting grooves; 76. a third chute; 8. a limiting mechanism; 81. a limiting plate; 82. a second threaded hole; 83. a second threaded rod; 84. a third bearing; 85. a second slide plate; 86. inserting a rod; 87. a limiting groove; 88. rotating the plate; 89. a limiting hole; 810. a limiting rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-8, the sealing device for the automobile adjusting air pressure valve of the invention comprises a base 1, a conveying mechanism 2 is fixedly connected to one side of the base 1, an installation mechanism 3 is fixedly connected to the outer portion of each end of the conveying mechanism 2, a sealing mechanism 4 is connected to the inner portion of the installation mechanism 3 through a thread, a fixing mechanism 5 is fixedly connected to each end of the outer portion of one side of the conveying mechanism 2 away from the installation mechanism 3, a telescopic mechanism 6 is fixedly connected to the inner portion of the fixing mechanism 5, a connecting mechanism 7 is fixedly connected to the upper end of the sealing mechanism 4, and a limiting mechanism 8 is fixedly connected to the upper end of the connecting; conveying mechanism 2 includes an air regulating valve 21, two fixture blocks 22 that are the symmetry and set up of one side both ends fixedly connected with that base 1 was kept away from to air regulating valve 21, air regulating valve 21 swing joint has an air pipe 23, and air pipe 23 and two fixture block 22 corresponding positions have all been seted up a draw-in groove 24, and two fixture block 22 lock joints are in two draw-in grooves 24, air regulating valve 21 and air pipe 23 offset a common fixedly connected with sealing washer 25, still be favorable to even fixture block 22 and two draw-in grooves 24 conveniently carry out quick joint with air pipe 23 and air regulating valve 21, conveniently increase air pipe 23 and air regulating valve 21's leakproofness with crossing sealing washer 25.

Specifically, installation mechanism 3 includes four mounting panels 31, four mounting panels 31 are the symmetry and set up fixed connection at

air regulating valve

21 and 23 both ends lateral walls of gas-supply pipe, and four mounting panels 31 all seted up a first spout 32 in one side opposite directions, the mounting panel 31 that is located four relative one sides of first spout 32 all runs through and has seted up a mounting hole 33 near the lateral wall of lower extreme position, equal common fixedly connected with thread plate 34 in per two mounting panels 31 upper end, a first screw hole 35 has all been seted up in all running through in two thread plate 34 middle parts, be favorable to conveniently driving four first slides 43 through four nuclear first spouts 32 and remove, insert through four convenient activities of mounting hole 33 and establish inserted bar 86, make things convenient for two first threaded rod 41 of threaded connection through two first screw holes 35.

Specifically, the sealing mechanism 4 includes two first threaded rods 41, the two first threaded rods 41 are in threaded connection with the two first threaded holes 35, the opposite ends of the two first threaded rods 41 are fixedly sleeved with a first bearing 42, the opposite ends of the two first bearings 42 are fixedly connected with a first sliding plate 43, the opposite sides of the two first sliding plates 43 extend into the four first sliding grooves 32 and are slidably connected with the four first sliding grooves 32, the positions of the two first sliding plates 43 corresponding to the four mounting holes 33 are respectively provided with a slot 44, the opposite ends of the two first sliding plates 43 are fixedly connected with a semicircular block 45, the opposite sides of the two semicircular blocks 45 are abutted against the joint of the air regulating valve 21 and the air delivery pipe 23, the opposite ends of the two first threaded rods 41 are respectively fixedly connected with a turntable 46, which is beneficial for conveniently driving the four first threaded rods 41 to rotate through the four turntables 46, thereby drive two first slides 43 and two semicircle pieces 45 and remove under four first spout 32 effects, convenient quick joint gas-supply pipe 23 and air regulating valve 21, conveniently increase the leakproofness of gas-supply pipe 23 and air regulating valve 21.

Specific, fixed establishment 5 includes four fixed plates 51, four fixed plates 51 are the symmetry and set up the both ends lateral wall that fixed connection kept away from four mounting panels 31 one side at air regulating valve 21 and gas-supply pipe 23, and four fixed plates 51 all run through and have seted up a fixed mouthful 52, be located four fixed mouthful 52 and be close to the equal fixed case 53 of fixedly connected with of one end of air regulating valve 21 and gas-supply pipe 23, four fixed cases 53 all set up two second spouts 54 that are the symmetry and set up towards one side inner tank wall, and four fixed cases 53 all run through and have seted up a flexible hole 55 relative one end tank wall, be favorable to through four fixed plates 51 and four with regard to four connecting plates 74 of mouth 52 convenience stable lifts, conveniently drive a plurality of expansion plates 62 through a plurality of second spouts 54 and remove, it goes up and down through four flexible holes 55 convenience four telescopic links 63.

Specifically, telescopic machanism 6 includes four springs 61, four springs 61 fixed connection are close to the inner box wall of air valve 21 and air pipe 23 one end at four fixed casees 53, and the equal fixedly connected with one expansion plate 62 of the relative one end of four springs 61, four expansion plates 62 both sides extend to in a plurality of second spout 54 and sliding connection is in a plurality of second spout 54, and the equal fixedly connected with telescopic link 63 in the corresponding position of four expansion plates 62 relative one end and four telescopic holes 55, four telescopic links 63 pass four telescopic holes 55 and extend to four fixed casees 53 outsidely to keep away from the one end of four expansion plates 62, be favorable to driving four expansion plates 62 through four telescopic links 63 and descend, thereby push down air pipe 23 and air valve 21 under four springs 61's the elastic action, conveniently increase air pipe 23 and air valve 21 connection stability.

Specifically, coupling mechanism 7 includes two second bearings 71, two second bearings 71 fix the cup joint on two first threaded rods 41 keep away from the pole wall of two first bearings 42 one end, and two second bearings 71 both sides fixedly connected with four head rods 72 that are the symmetry and set up, four head rods 72 keep away from two second bearings 71 one side lower surface equal fixedly connected with a second connecting rod 73, four second connecting rods 73 are the equal fixedly connected with connecting plate 74 of one end in opposite directions, four connecting plate 74 keep away from four mounting panel 31 one side lower surface and have all seted up a spread groove 75, and four spread groove 75 activity cup joints on four telescopic link 63 top pole walls, four third spouts 76 that are the symmetry and set up are seted up to one side upper end that four connecting plates 74 are close to four mounting panel 31, it drives four head rods 72 and four second connecting rods 73 with your second connecting rod 73 when being favorable to put dry two first threaded rods 41 through two second bearings 71 and rotate and descend And four connecting plates 74 descend to facilitate driving the limiting mechanism 8.

Specifically, the limiting mechanism 8 includes four limiting plates 81, the four limiting plates 81 are symmetrically disposed and fixedly connected to the upper surface of the connecting plate 74 between the four connecting grooves 75 and the four third sliding grooves 76, the side wall of the middle portion of each of the four limiting plates 81 is provided with a second threaded hole 82, each of the four second threaded holes 82 is provided with a second threaded rod 83 in a threaded manner, the opposite sides of the four second threaded rods 83 are fixedly sleeved with a third bearing 84, the sides of the four third bearings 84 away from the four second threaded rods 83 are fixedly connected with a second sliding plate 85, the lower ends of the four second sliding plates 85 extend to the four third sliding grooves 76 and are slidably connected to the four third sliding grooves 76, the sides of the four second sliding plates 85 away from the four third bearings 84 are fixedly connected with an inserting rod 86, the sides of the four inserting rods 86 away from the four second sliding plates 85 pass through the four mounting holes 33 and are inserted into the four slots 44, one side of the four limit plates 81 far away from the four third bearings 84 is provided with a plurality of limit grooves 87 which are arranged in a ring shape, and one side of each of the four second threaded rods 83, which is far away from the four third bearings 84, is fixedly connected with a rotating plate 88, the positions of the four rotating plates 88, which correspond to the four limiting grooves 87, are all provided with a limiting hole 89 in a penetrating way, and a limiting rod 810 is movably connected in each of the four limiting holes 89, and the opposite sides of the four limiting rods 810 penetrate through the four limiting holes 89 and are inserted into the corresponding four limiting grooves 87, so that the four rotating plates 88 can be rotated, thereby driving the four second threaded rods 83, the third bearing 84 and the second sliding plate 85 to move, facilitating the driving of the four inserting rods 86 to pass through the mounting holes 33 to limit the position of the first sliding plate 43, four limiting rods 810 conveniently penetrate through the four limiting holes 89 and are inserted into the four limiting grooves 87, and the four rotating plates 88 are prevented from rotating.

When the device is used, the air regulating valve 21 is stably installed on the base 1, then the two clamping grooves 24 on the air pipe 23 are inserted on the two clamping blocks 22 on the air regulating valve 21, at the moment, the air pipe 23 abuts against the air regulating valve 21 and the sealing ring 25, then the four mounting plates 31 are welded on the air pipe 23 and the air regulating valve 21, at the moment, the two turntables 46 are rotated, the two turntables 46 drive the two first threaded rods 41 to descend through the two first threaded holes 35, the two first threaded rods 41 push the two first sliding plates 43 to stably move in the four first sliding grooves 32 through the two first bearings 42, the two first sliding plates 43 synchronously push the two semicircular blocks 45 to move, at the moment, the two first threaded rods 41 rotate to descend, meanwhile, the two second bearings 71 drive the four first connecting rods 72 to descend, the four first connecting rods 72 drive the two second connecting rods 73 to descend, and the four second connecting rods 73 synchronously drive the four connecting plates 74 to descend, at this time, the four connecting plates 74 move in the four fixing ports inside the four fixing plates 51, when the four connecting grooves 75 at the lower ends of the four connecting plates 74 are fastened to the top end rod walls of the four telescopic rods 63, the four telescopic rods 63 press down the four telescopic plates 62 to descend along with the descending of the four connecting plates 74, the four telescopic plates 62 drive the four telescopic plates 62 to compress the four springs 61 through the sliding limiting action of the plurality of second sliding grooves 54, the four springs 61 synchronously press down the four fixing boxes 53 through the elastic action, at this time, the four fixing boxes 53 synchronously press down the four fixing plates 51 through the four fixing ports 52, the four fixing plates 51 press the air pipes 23 and the air regulating valve 21 to one side opposite to each other, the connection stability of the air pipes 23 and the air regulating valve 21 is increased, when the two first threaded rods 41 drive the two semicircular blocks 45 to abut against the air pipes 23 and the air regulating valve 21, the two rotary tables 46 stop rotating, at this time, the four connecting plates 74 drive the limiting mechanism 8 to move to the position corresponding to the mounting hole 33, at this time, the four rotating plates 88 are rotated, the four rotating plates 88 drive the four second threaded rods 83 to move through the four second threaded holes 82, the four second threaded rods 83 push the four second sliding plates 85 to stably slide in the four third sliding grooves 76 through the four third bearings 84, at this time, the four second sliding plates 85 synchronously push the four insertion rods 86 to pass through the four mounting holes 33 to be inserted into the slots 44 on the two sides of the four first sliding plates 43, so that the two first sliding plates 43 are conveniently limited, thereby increasing the tightness of the two semicircular blocks 45 for clamping the air pipe 23 and the air regulating valve 21, at the moment, the four limit rods 810 penetrate through the four limit holes 89 and are inserted into the corresponding four limit grooves 87, the invention has the advantages of convenient installation of the air pressure valve and good sealing performance of the air pressure valve.

The invention has the beneficial effects that:

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sealing device for car adjusting air pressure valve which characterized in that: the device comprises a base (1), wherein one side of the base (1) is fixedly connected with a conveying mechanism (2), the outer parts of two ends of the conveying mechanism (2) are fixedly connected with an installation mechanism (3), the inner threads of the installation mechanism (3) are connected with a sealing mechanism (4), the outer ends of one side, far away from the installation mechanism (3), of the conveying mechanism (2) are fixedly connected with a fixing mechanism (5), the inner part of the fixing mechanism (5) is fixedly connected with a telescopic mechanism (6), the upper end of the sealing mechanism (4) is fixedly connected with a connecting mechanism (7), and the upper end of the connecting mechanism (7) is fixedly connected with a limiting mechanism (8); conveying mechanism (2) include one air regulating valve (21), one side both ends fixedly connected with that base (1) was kept away from in air regulating valve (21) are two fixture blocks (22) that the symmetry set up, air regulating valve (21) swing joint has one gas-supply pipe (23), just one draw-in groove (24) have all been seted up to gas-supply pipe (23) and two corresponding positions of fixture block (22), and two fixture block (22) lock joint is in two draw-in grooves (24), air regulating valve (21) and gas-supply pipe (23) offset a common fixedly connected with sealing washer (25).

2. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: installation mechanism (3) are including four mounting panel (31), four mounting panel (31) are that the symmetry sets up fixed connection at air regulating valve (21) and gas-supply pipe (23) both ends lateral wall, and four mounting panel (31) one side in opposite directions has all seted up one first spout (32), is located four mounting hole (33), per two have all been run through to set up in the lateral wall that mounting panel (31) one side relatively is close to the lower extreme position mounting hole (33), per two equal common fixedly connected with thread plate (34), two in mounting panel (31) upper end all run through and set up one first screw hole (35).

3. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: the sealing mechanism (4) comprises two first threaded rods (41), the two first threaded rods (41) are in threaded connection with two first threaded holes (35), one opposite ends of the two first threaded rods (41) are fixedly sleeved with a first bearing (42), one opposite ends of the two first bearings (42) are fixedly connected with a first sliding plate (43), one opposite side of the two first sliding plates (43) extends into the four first sliding grooves (32) and is in sliding connection with the four first sliding grooves (32), the two first sliding plates (43) and the positions corresponding to the four mounting holes (33) are provided with a slot (44), one opposite end of the two first sliding plates (43) is fixedly connected with a semicircular block (45), and one opposite side of the semicircular block (45) is abutted against the joint of the air regulating valve (21) and the air conveying pipe (23), and one end of each of the two first threaded rods (41) opposite to each other is fixedly connected with a turntable (46).

4. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: fixed establishment (5) are including four fixed plate (51), four fixed plate (51) are the symmetry and set up fixed connection and keep away from the both ends lateral wall of four mounting panel (31) one side in air regulating valve (21) and gas-supply pipe (23), and four fixed plate (51) all run through and have seted up one fixed mouthful (52), are located four fixed mouthful (52) are close to the equal fixedly connected with of one fixed box (53) of one end of air regulating valve (21) and gas-supply pipe (23), four fixed box (53) are in opposite directions in one side the tank wall all seted up two second spout (54) that are the symmetry and set up, and four fixed box (53) relative one end tank wall all run through and have seted up one concertina hole (55).

5. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: telescopic machanism (6) include four springs (61), four spring (61) fixed connection is close to the inner tank wall of air regulating valve (21) and gas-supply pipe (23) one end in four fixed case (53), and four the equal fixedly connected with one expansion plate (62) of the relative one end of spring (61), four expansion plate (62) both sides extend to in a plurality of second spout (54) and sliding connection is in a plurality of second spout (54), and four the equal fixedly connected with in position that expansion plate (62) is relative one end and four telescopic holes (55) are corresponding has one telescopic link (63), four telescopic link (63) the one end that four expansion plate (62) were kept away from in telescopic link (63) passes four telescopic holes (55) and extends to four fixed case (53) outsides.

6. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: coupling mechanism (7) include two second bearings (71), two second bearing (71) are fixed cup joints on two first threaded rod (41) keep away from the pole wall of two first bearings (42) one end, and two second bearing (71) both sides fixedly connected with four head rod (72) that are the symmetry and set up, four head rod (72) keep away from one side lower surface equal fixedly connected with of two second bearings (71) and one second connecting rod (73), four second connecting rod (73) are connecting plate (74) of equal fixedly connected with in one side in opposite directions, four connecting plate (74) keep away from one side lower surface of four mounting panels (31) and all seted up one spread groove (75), and four spread groove (75) activity cup joints on four telescopic link (63) top pole walls, four third spout (76) that four are the symmetry and set up are seted up to connecting plate (74) one side upper end that is close to four mounting panels (31) ).

7. The sealing device for an automotive adjusting air pressure valve according to claim 1, characterized in that: stop gear (8) are including four limiting plates (81), four limiting plate (81) are that symmetry sets up fixed connection and sets up connecting plate (74) upper surface between being located four spread grooves (75) and four third spout (76), and four limiting plate (81) middle part lateral wall all runs through and has seted up a second screw hole (82), and four equal threaded connection has a second threaded rod (83), four in second screw hole (82) second threaded rod (83) one side is in opposite directions all fixed the cup jointing of a third bearing (84), four equal fixedly connected with one side of keeping away from four second threaded rods (83) second slide (85), and four second slide (85) lower extreme extends to four third spout (76) and sliding connection is in four third spout (76), four the equal fixedly connected with one side of keeping away from four third bearing (84) of second slide (85) inserted bar (inserted bar), (four) of second slide (85) 86) Four one side that four second slide (85) were kept away from in inserted bar (86) passes four mounting holes (33) and inserts and establish in four slots (44), four limiting plate (81) keep away from one side of four third bearings (84) and set up a plurality of and be spacing groove (87) that the annular set up, and four the equal fixedly connected with in one side that four third bearings (84) were kept away from in second threaded rod (83) changes board (88), four change board (88) and wherein four corresponding positions in spacing groove (87) all run through and have seted up a spacing hole (89), and four equal swing joint has a gag lever post (810) in spacing hole (89), four gag lever post (810) pass four spacing holes (89) and insert and establish in four corresponding spacing grooves (87) one side in opposite directions.