CN212637067U

CN212637067U - Telescopic support arm of automobile suspension

Info

Publication number: CN212637067U
Application number: CN202021066696.5U
Authority: CN
Inventors: 崔占凯
Original assignee: Luoyang Kaitao Metal Co ltd
Current assignee: Luoyang Kaitao Metal Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-03-02
Anticipated expiration: 2030-06-11

Abstract

A telescopic support arm of an automobile suspension comprises a connecting piece, a PU rubber bushing, a sleeve handle screw, a locking nut and a height sensor connecting ball column and a ball head assembly; the curved connecting piece is formed by welding one section return bend and lantern ring, and the centre bore both ends of the lantern ring are equipped with respectively can rather than the PU rubber bush of separation, and PU rubber bush all is equipped with central through-hole, the sleeve pipe is installed in two PU rubber bush's central through-hole, and PU rubber bush and middle sleeve pipe are detachable construction, and the convenience is worn and torn the back and is renewed, and need not change whole root support arm, has practiced thrift the cost greatly. The utility model relates to a rationally, adaptable multiple motorcycle type, compact structure easily installs.

Description

Telescopic support arm of automobile suspension

The technical field is as follows:

the utility model relates to a wheel support arm especially relates to a scalable support arm of automotive suspension.

Background art:

with the increasing living standard of people in recent years, the vehicle of automobile has entered into families of millions of ordinary people. There are many automobile enthusiasts in China, and automobiles gradually develop into an automobile culture from the original simple vehicle attribute. Vehicle refitting is also becoming more and more familiar as an important component of the automotive culture.

The automobile modification means that the original automobile produced by an automobile manufacturer is subjected to external modeling, internal modeling and mechanical property modification according to the requirements of an automobile owner, and mainly comprises automobile body modification and power modification.

It is within the scope of body refitting that the vehicle is often seen to raise or lower the chassis. The chassis lifting can enable the automobile to have a larger application range: the heightened chassis can properly improve the trafficability of the vehicle. The wind resistance coefficient of the vehicle can be reduced by reducing the chassis, better lateral supporting force can be brought by shortening the stroke of the suspension, and the road performance of the vehicle is improved.

The chassis risees or reduces, and each support arm on the suspension also must extend thereupon or shorten, and the support arm on the former car is mostly a body structure, can't adjust length to, ball head assembly and curved connecting piece structure as an organic whole, once wearing and tearing appear in the use, can not change alone, need be with the whole replacement of support arm, the replacement cost is higher.

For the above reasons, the conventional arm structure cannot satisfy the various adjustment requirements.

The utility model has the following contents:

in order to overcome the defects, the utility model provides a telescopic support arm of an automobile suspension.

The utility model provides a technical scheme that its technical problem adopted:

a telescopic support arm of an automobile suspension comprises a bent connecting piece, a PU rubber bushing, a sleeve handle screw, a locking nut and a height sensor connecting ball column and a ball head assembly; the elbow connecting piece is formed by one section return bend and lantern ring welding, and the centre bore both ends of the lantern ring are equipped with respectively can rather than the PU rubber bush of separation, are equipped with the sleeve pipe that can separate rather than in the central through-hole of PU rubber bush, and the one end of keeping away from the lantern ring at the return bend is equipped with the internal thread hole, and internal thread hole department elbow outer wall is equipped with the plane of the card spanner of being convenient for, the one end of cover handle screw rod is provided with the screw rod, and the other end is provided with bulb assembly collar, installs the bulb assembly in the bulb assembly collar, and the screw rod on the cover handle screw rod passes behind the locking nut with the internal thread hole screw-threaded connection of elbow connecting piece, and the position that the elbow connecting piece is close to the internal thread hole.

The outer wall of the PU rubber bushing is provided with a step surface, and the step surface is lapped at the end part of the sleeve.

And knurling is arranged on the inner wall of the central through hole of the PU rubber bushing.

The sleeve is connected with the PU rubber bushing in an interference fit manner; the PU rubber bushing is connected with the lantern ring in an interference fit manner.

The two end faces of the sleeve cannot be higher than the end faces of the PU rubber bushings at the two ends of the central hole of the lantern ring.

The threads of the sleeve handle screw rod and the locking nut are both positive threads or negative threads.

Due to the adoption of the technical scheme, the utility model discloses have following superiority:

the utility model provides a telescopic support arm of an automobile suspension, which can adjust the length of the support arm by rotating a sleeve handle screw rod, effectively overcomes the defect that the existing integral support arm is a fixed structure which is not adjustable, and can better match the rising or lowering of a vehicle chassis; the PU rubber bushing and the middle sleeve are of detachable structures, so that the replacement after abrasion is convenient, the whole support arm does not need to be replaced, and the cost is greatly saved. The utility model relates to a rationally, adaptable multiple motorcycle type, compact structure easily installs.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the PU rubber bushing assembled with the sleeve;

in the figure: 1. a curved connector; 2. a PU rubber bushing; 3. a sleeve; 4. a shank screw; 5. locking the nut; 6. the height sensor is connected with the ball post; 7. a ball head assembly; 8. a collar; 9. knurling; 10. a central through hole; 11. a plane; 12. the ball post is provided with a threaded hole; 13. a step surface.

The specific implementation mode is as follows:

the present invention will be explained in more detail by the following examples, which are intended to protect all the changes and improvements within the scope of the present invention, and are not limited to the following examples;

the telescopic support arm for the automobile suspension is described by combining the attached drawings, and comprises a welding bent connecting piece 1; a PU rubber bushing 2; a sleeve 3; a shank screw 4; a lock nut 5; the height sensor is connected with the ball post 6; a ball head assembly 7;

the elbow connecting piece 1 is formed by one section return bend and 8 welding of lantern ring, and the camber of return bend keeps unanimous with former car support arm, and the centre bore of lantern ring 8 is the bush mounting hole, PU rubber bush 2 installs this hole both ends respectively, is equipped with the sleeve pipe 3 that can separate rather than in the central through-hole 10 of PU rubber bush 2, and the one end of keeping away from the lasso at the return bend is equipped with the internal thread hole, and internal thread hole department elbow outer wall is equipped with the plane 11 of the card spanner of being convenient for, the one end of cover handle screw rod 4 be provided with the screw rod, the other end is provided with bulb assembly collar, installs bulb assembly 7 in the bulb assembly collar, and the screw rod on the cover handle screw rod 4 passes behind lock nut 5 and connects with the internal thread hole silk of the curved connecting piece 1 of welding, cover handle screw rod. The position of the bent connecting piece 1 close to the internal thread hole is provided with a ball column mounting threaded hole 12, and the height sensor connecting ball column 6 penetrates through the ball column mounting threaded hole 12 and is fixed on the bent connecting piece 1.

Combine fig. 2, be equipped with step face 13 on the outer wall of PU rubber bush 2, step face 13 is taken at the tip of sleeve pipe 3, prevents on the one hand that PU rubber bush 2 from being absorbed in central through-hole 10, and on the other hand when the later stage of being convenient for is changed, takes out PU rubber bush 2 from central through-hole 10. Knurling 9 is arranged on the inner wall of a central through hole 10 of the PU rubber bushing 2, so that the friction force on the middle sleeve 3 is increased, and the connection is more stable; the sleeve 3 is connected with the PU rubber bushing 2 in an interference fit manner; the PU rubber bushing 2 is connected with the lantern ring 8 in an interference fit manner; the two end faces of the sleeve 3 cannot be higher than the end faces of the PU rubber bushings 2 at the two ends of the central hole of the lantern ring, namely the length of the sleeve 3 does not exceed the central through hole 10 of the installed PU rubber bushing 2, namely the end part of the sleeve 3 is either level with the section of the PU rubber bushing 2 or is sunk in the central through hole 10 of the PU rubber bushing 2 and is lower than the end face of the PU rubber bushing 2, so that the relative sliding of the bushing 2 relative to the middle sleeve 3 after loading is prevented.

The utility model discloses an effect is through the distance of adjusting sleeve pipe 3's on support arm both ends PU rubber bush 2 centre bore and 7 centre bores of bulb subassembly, cooperates vehicle chassis's rising or reduction. Firstly, measuring or calculating the center distance to which the support arm needs to be adjusted according to the lifting condition of a chassis, then rotating a handle screw rod 4 to adjust the center distance to the size, connecting a ball head assembly 7 on the handle screw rod 4 with a vehicle chassis suspension through a bolt, then connecting and fixing a sleeve 3 on a PU rubber bush 2 with a wheel cleat through a bolt, and then screwing a locking nut 5 towards the direction of a welding bent connecting piece 1 to force a screw rod of the handle screw rod 4 and an internal thread hole of the welding bent connecting piece 1 to form tension, thereby locking the handle screw rod 4; and fixing the original vehicle height sensing device on the height sensor connecting ball post 6. And finishing the installation work of the telescopic support arm of the automobile suspension.

The details of the above are not described in detail since they are prior art.

Claims

1. The utility model provides a scalable support arm of automotive suspension which characterized in that: comprises a bent connecting piece (1), a PU rubber bushing (2), a sleeve (3), a sleeve handle screw (4), a locking nut (5), a height sensor connecting ball column (6) and a ball head assembly (7); the bent connecting piece (1) is formed by welding a section of bent pipe and a lantern ring (8), PU rubber bushings (2) which can be separated from the bent pipe are respectively arranged at two ends of a central hole of the lantern ring (8), sleeves (3) which can be separated from the PU rubber bushings are arranged in central through holes (10) of the PU rubber bushings (2), an internal thread hole is arranged at one end of the elbow far away from the lantern ring (8), a plane (11) convenient for clamping a wrench is arranged on the outer wall of the elbow at the internal thread hole, one end of the sleeve handle screw rod (4) is provided with a screw rod, the other end of the sleeve handle screw rod is provided with a ball head assembly mounting ring, a ball head assembly (7) is mounted in the ball head assembly mounting ring, the screw rod on the sleeve handle screw rod (4) is connected with the internal thread hole of the bent connecting piece (1) after penetrating through the locking nut (5), the position of the bent connecting piece (1) close to the internal thread hole is provided with a ball column mounting threaded hole (12), the height sensor connecting ball column (6) is fixed on the bent connecting piece (1) through a ball column mounting threaded hole (12).

2. The retractable arm for an automotive suspension according to claim 1, wherein: the outer wall of the PU rubber bushing (2) is provided with a step surface (13), and the step surface (13) is lapped at the end part of the sleeve (3).

3. The retractable arm for an automotive suspension according to claim 2, wherein: knurling (9) is arranged on the inner wall of a central through hole (10) of the PU rubber bushing (2).

4. The retractable arm for an automotive suspension according to claim 3, wherein: the sleeve (3) is connected with the PU rubber bushing (2) in an interference fit manner; the PU rubber bushing (2) is connected with the lantern ring (8) in an interference fit manner.

5. The retractable arm for an automotive suspension according to claim 4, wherein: the two end faces of the sleeve (3) can not be higher than the end faces of the PU rubber bushings (2) at the two ends of the central hole of the lantern ring.

6. The retractable arm for an automotive suspension according to claim 1, wherein: the threads of the sleeve handle screw rod (4) and the locking nut (5) are both positive threads or negative threads.