CN217207455U

CN217207455U - Commercial affairs car adjustment arm convenient to dismouting

Info

Publication number: CN217207455U
Application number: CN202220507261.2U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shaanxi West Zhilian New Energy Industry Group Co ltd
Current assignee: Shaanxi West Zhilian New Energy Industry Group Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-08-16
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to the technical field of automobile parts, in particular to a commercial vehicle adjusting arm convenient to disassemble and assemble, which comprises an adjusting arm body, wherein a hollow groove is arranged in the adjusting arm body, the inner wall of the hollow groove is connected with a worm shaft, the surface of the worm shaft, which is close to the left side of the worm shaft, is connected with a limit sleeve, the inner wall of the limit sleeve is connected with a tension spring, the tension spring is sleeved outside the worm shaft, the surface of the worm shaft is fixedly connected with a worm, the surface of the worm is meshed with a worm wheel, the right side of the adjusting arm body is connected with a straight oil nozzle, the surface of the inner wall of the straight oil nozzle is connected with a limit component, and the limit component is connected with a sealing ball. The outside of the adjusting arm is protected from dust, and convenience is brought to the work of workers.

Description

Commercial affairs car adjustment arm convenient to dismouting

Technical Field

The utility model relates to an auto parts technical field specifically is a commercial affairs car adjustment arm convenient to dismouting.

Background

Brake clearance automatic adjustment arm, also known as "automatic clearance adjustment arm" or "automatic adjustment arm", automatic adjustment arm has been the mature technique abroad, has obtained extensive application, in recent years, the truck, passenger train, and trailer manufacturer in areas such as europe, america all regard it as the standard configuration of whole car, because the dismouting process of present most adjustment arms is comparatively loaded down with trivial details, and the precision regulatory ability after the installation is relatively poor, the backward flow phenomenon easily appears when partly adjusting arm is inside refueled, may introduce inside with outside dust when adjusting arm operates, influence the normal operation of adjustment arm for a long time, brought inconvenient staff's work, brought certain adverse effect for the in-service use, consequently need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a commercial affairs car adjustment arm convenient to dismouting possesses the swift dismouting work of adjusting the arm of the staff of being convenient for, has increased the backflow prevention function when adjusting the arm and refuels, prevents dust to the outside of adjusting the arm, has brought convenient advantage for staff's work, has brought certain favourable influence for in-service use, has solved the problem of proposing among the above background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a commercial affairs car adjustment arm convenient to dismouting, includes the adjustment arm body, the dead slot has been seted up to the inside of adjustment arm body, the inner wall connection of dead slot has the worm axle, the epaxial left surface that is close to of worm is connected with the stop collar, the inner wall connection of stop collar has extension spring, extension spring cup joints in the outside of worm axle, the fixed surface of worm axle is connected with the worm, the surface meshing of worm is connected with the worm wheel, the right side of adjustment arm body is connected with straight glib talker, the surface of straight glib talker inner wall is connected with spacing subassembly, spacing subassembly is connected with the ball sealer.

Preferably, spacing subassembly includes gag lever post and spacing frid, gag lever post fixed connection is on the surface of ball sealer, spacing frid fixed connection is on the surface of straight glib inner wall, the inner wall of spacing frid and the surperficial sliding connection and the adaptation of gag lever post.

Preferably, the right side of the sealing ball is fixedly connected with an anti-collision pad, and the outer surface of the anti-collision pad is coated with an anti-skid coating.

Preferably, the top and the bottom of the sealing ball are both fixedly connected with guide wheels, and the surfaces of the guide wheels are in rolling connection with the inner wall of the straight oil nozzle.

Preferably, the outer surface of the adjusting arm body is provided with a mounting groove, and the inner wall of the mounting groove is connected with a dust cover.

Preferably, the fixed surface of shield is connected with the screw thread frid, the standing groove has been seted up on the surface that is close to its side on the adjustment arm body, the inner wall of standing groove and the surface joint of screw thread frid, the left side threaded connection of adjustment arm body has the threaded rod, the surface of threaded rod and the inner wall threaded connection and the adaptation of screw thread frid.

Compared with the prior art, the beneficial effects of the utility model are that: linkage adjustment arm body and camshaft spline between the effect of being connected, and carry out the joint dismouting through the pinhole on the adjustment arm body, through placing the shield on the standing groove that corresponds, and rotate the inside that the threaded rod got into the thread frid and tighten up fixedly, ensure the fixed effect of shield at the adjustment arm body, the efficient has reduced the inside condition of outside dust entering adjustment arm body, when the staff need carry out the inside oil transportation of straight glib talker, if the condition of backward flow appears, sealed ball can be close to spacing frid and carry out the butt seal under the liquid drive of backward flow, and the leading wheel can its effect that plays the guide removal, the sealed speed of offering removal of sealed ball has been ensured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a back view of the dust cap of the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 1. an adjusting arm body; 2. a worm shaft; 3. a limiting sleeve; 4. an extension spring; 5. a worm; 6. a worm gear; 7. a straight oil nozzle; 8. a sealing ball; 9. a limiting rod; 10. a limiting groove plate; 11. an anti-collision pad; 12. a guide wheel; 13. mounting grooves; 14. a dust cover; 15. a threaded groove plate; 16. a threaded rod.

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. 1 to 4, the present invention provides a technical solution: the utility model provides a commercial affairs car adjustment arm convenient to dismouting, including adjustment arm body 1, the dead slot has been seted up to the inside of adjustment arm body 1, the inner wall connection of dead slot has worm axle 2, be close to its left surface connection and have stop collar 3 on worm axle 2, the inner wall connection of stop collar 3 has extension spring 4, extension spring 4 cup joints the outside at worm axle 2, the fixed surface of worm axle 2 is connected with worm 5, the surface meshing of worm 5 is connected with worm wheel 6, the right side of adjustment arm body 1 is connected with straight glib talker 7, the surface connection of straight glib talker 7 inner wall has spacing subassembly, spacing subassembly is connected with ball sealer 8.

Further, spacing subassembly includes gag lever post 9 and spacing frid 10, and gag lever post 9 fixed connection is on the surface of ball sealer 8, and spacing frid 10 fixed connection is on the surface of straight glib 7 inner wall, and the inner wall of spacing frid 10 and the surperficial sliding connection and the adaptation of gag lever post 9.

Further, the right side fixedly connected with crashproof pad 11 of ball sealer 8, the outer surface of crashproof pad 11 is filled with anti-skidding coating, has reduced the inside backward flow of straight glib 7 too fast and the condition that 8 striking damages of ball sealer appear.

Further, the top and the bottom of the sealing ball 8 are fixedly connected with guide wheels 12, the surfaces of the guide wheels 12 are in rolling connection with the inner walls of the straight oil nozzles 7, the guide wheels 12 can play a role in guiding movement, and the movement sealing speed of the sealing ball 8 is guaranteed.

Embodiment 2, please refer to fig. 1 to 4, the difference between this embodiment and embodiment 1 is: mounting groove 13 has been seted up to the surface of adjustment arm body 1, and the inner wall connection of mounting groove 13 has shield 14, and shield 14 can effectual reinforcing adjustment arm body 1's dustproof effect. The fixed surface of shield 14 is connected with screw thread frid 15, the standing groove has been seted up on the surface that is close to its side on the adjustment arm body 1, the inner wall of standing groove and screw thread frid 15's surface joint, the left side threaded connection of adjustment arm body 1 has threaded rod 16, the surface of threaded rod 16 and the inner wall threaded connection and the adaptation of screw thread frid 15, through placing shield 14 on the standing groove that corresponds, and it tightens up fixedly to rotate the inside that threaded rod 16 got into screw thread frid 15, ensure shield 14 at the fixed effect of adjustment arm body 1.

The working principle is as follows: when the commercial vehicle adjusting arm convenient to disassemble and assemble is used, the adjusting arm body 1 is installed on a camshaft spline (not shown in the figure) part on a commercial vehicle, the indication direction of a mark on the shell of the adjusting arm body 1 is consistent with the advancing direction of an air chamber push rod (not shown in the figure), the adjusting arm body 1 is required to be close to a connecting fork assembled on the air chamber push rod when the spline is aligned, the installation accuracy of the adjusting arm body 1 is greatly guaranteed, then an adjusting worm shaft 2 is rotated by using external force, the adjusting arm body 1 is gradually rotated into the connecting fork until a large pin hole of the connecting fork is naturally aligned with a pin hole of a handle part on the adjusting arm, then a cylindrical pin is easily inserted, after a worker determines the adjusting arm body 1, the adjusting worm 5 wheels are rotated, meanwhile, a small pin hole of the connecting fork is naturally aligned with a natural pin hole of a rack on the adjusting arm body 1, and then a small cylindrical pin is easily inserted, with the plain washer of each cylindric lock, the split pin is adorned, and then accomplish the installation work to adjustment arm body 1, through placing shield 14 on the standing groove that corresponds, and rotate the inside that threaded rod 16 got into screw thread frid 15 and tighten up fixedly, ensure the fixed effect of shield 14 at adjustment arm body 1, the efficient has reduced the inside condition of outside dust entering adjustment arm body 1, when the staff need carry out the inside oil transportation of straight glib talker 7, if the condition of backward flow appears, sealed ball 8 can be close to spacing frid 10 under the liquid drive of backward flow and carry out the butt sealed, and leading wheel 12 can its effect that plays the guide and remove, the removal sealing speed of seting up of sealed ball 8 has been ensured, the work of giving the staff has brought the facility.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides a commercial vehicle guiding arm convenient to dismouting, includes guiding arm body (1), its characterized in that: the utility model discloses a worm gear adjusting arm, including adjusting arm body (1), dead slot, inner wall connection of dead slot has worm axle (2), be close to its left surface on worm axle (2) and be connected with stop collar (3), the inner wall connection of stop collar (3) has extension spring (4), extension spring (4) cup joint the outside at worm axle (2), the fixed surface of worm axle (2) is connected with worm (5), the surface meshing of worm (5) is connected with worm wheel (6), the right side of adjusting arm body (1) is connected with straight glib talker (7), the surface connection of straight glib talker (7) inner wall has spacing subassembly, spacing subassembly is connected with ball sealer (8).

2. The easy-to-mount/dismount commercial vehicle adjusting arm as claimed in claim 1, wherein: the limiting assembly comprises a limiting rod (9) and a limiting groove plate (10), the limiting rod (9) is fixedly connected to the surface of the sealing ball (8), the limiting groove plate (10) is fixedly connected to the surface of the inner wall of the straight oil nozzle (7), and the inner wall of the limiting groove plate (10) is connected with the surface of the limiting rod (9) in a sliding mode and is matched with the surface of the limiting rod.

3. The easy-to-mount/dismount commercial vehicle adjusting arm as claimed in claim 1, wherein: the right side fixedly connected with crashproof pad (11) of ball sealer (8), the exterior surface of crashproof pad (11) is filled with anti-skidding coating.

4. The easy-to-mount/dismount commercial vehicle adjusting arm as claimed in claim 1, wherein: the top and the bottom of the sealing ball (8) are fixedly connected with guide wheels (12), and the surfaces of the guide wheels (12) are in rolling connection with the inner walls of the straight oil nozzles (7).

5. The easy-to-mount/dismount commercial vehicle adjusting arm as claimed in claim 1, wherein: the outer surface of the adjusting arm body (1) is provided with a mounting groove (13), and the inner wall of the mounting groove (13) is connected with a dust cover (14).

6. The easy-to-mount/dismount commercial vehicle adjusting arm as claimed in claim 5, wherein: the fixed surface of shield (14) is connected with screw thread frid (15), the standing groove has been seted up on adjusting arm body (1) near the surface of its side, the inner wall of standing groove and the surperficial joint of screw thread frid (15), the left side threaded connection of adjusting arm body (1) has threaded rod (16), the surface of threaded rod (16) and the inner wall threaded connection and the adaptation of screw thread frid (15).