CN218948868U

CN218948868U - Automobile leaf spring suspension

Info

Publication number: CN218948868U
Application number: CN202223344972.1U
Authority: CN
Inventors: 朱春江; 李宣明; 杨清
Original assignee: Chongqing Hongqi Spring Co ltd
Current assignee: Chongqing Hongqi Spring Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-02
Anticipated expiration: 2032-12-13

Abstract

The utility model relates to the technical field of automobile suspension equipment and discloses an automobile leaf spring suspension, which comprises a leaf spring, wherein the left and right connecting sections of the leaf spring are fixedly connected with mounting holes, the outer walls of the mounting holes are fixedly connected with reinforcing layers, a plurality of leaf stirrups are arranged on the left and right sides of the outer walls of the leaf spring, an upper gasket is arranged on the top end of the leaf spring, a main bolt is fixedly connected with the bottom end of the upper gasket, a lower gasket is fixedly connected with the bottom end of the leaf spring, and the bottom end of the main bolt penetrates through the leaf spring and the lower gasket and is in threaded connection with a second nut. In the utility model, when the axle is connected with the axle, the threaded locking piece is firstly disassembled, then the pulling rod is moved downwards to enable the buckle to be separated from the clamping groove, and then the right end of the fixing plate is lifted up to enable the axle to be separated from the leaf spring suspension, thereby realizing the effect of convenient disassembly and assembly and playing the role of quick disassembly and assembly.

Description

Automobile leaf spring suspension

Technical Field

The utility model relates to the technical field of automobile suspension equipment, in particular to an automobile leaf spring suspension.

Background

The leaf spring suspension is a vehicle part, has simple structure and low cost, works reliably, can be divided into a plurality of leaf springs and a few leaf spring suspensions, and has the main functions of connecting a frame with an axle in a hanging mode, exposing the frame between the frame and the axle, bearing the load impact of wheels on the frame and reducing the severe vibration of the vehicle body.

Currently, the existing leaf spring suspension in the market still has the defects, wherein the existing leaf spring suspension is mostly indirectly connected with a wheel shaft by bolts and nuts, and needs to be disassembled when overhauling, and the existing leaf spring suspension is very troublesome when disassembling the bolts and the nuts and needs to be improved for many times.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an automobile leaf spring suspension.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an automobile leaf spring suspension, includes the leaf spring, the equal fixedly connected with mounting hole of section about the leaf spring, the equal fixedly connected with reinforcement layer of outer wall of mounting hole, the outer wall left and right sides of leaf spring all is provided with a plurality of steel sheet stirrups, the top of leaf spring is provided with the gasket, the bottom fixedly connected with main bolt of going up the gasket, the bottom fixedly connected with lower gasket of leaf spring, the bottom of main bolt runs through leaf spring and lower gasket and threaded connection has the second nut, both ends all are provided with U type bolt about the outer wall of going up the gasket, the body downside of U type bolt is provided with the locking plate, the equal threaded connection of bottom of U type bolt has first nut.

As a further description of the above technical solution:

the top fixedly connected with connecting plate of last gasket, the left end of connecting plate rotates and is connected with the fixed plate, the right-hand member downside of fixed plate rotates and is connected with the buckle, spacing hole has been seted up to the right-hand member of buckle.

As a further description of the above technical solution:

the right-hand member upside of connecting plate is provided with the mounting groove, the draw-in groove has been seted up to the mounting groove left side wall of connecting plate, draw-in groove and buckle looks adaptation.

As a further description of the above technical solution:

the inner wall of the lower side of the placement groove of the connecting plate is provided with a moving groove, the inner walls of the front side and the rear side of the moving groove are provided with sliding grooves, and the moving block is arranged in the moving groove.

As a further description of the above technical solution:

the front end and the rear end of the moving block are fixedly connected with sliding blocks, and the outer walls of the sliding blocks are slidably connected with the inner walls of the sliding grooves.

As a further description of the above technical solution:

the bottom fixedly connected with spacing spring of movable block, spacing spring's bottom fixed connection is at the bottom inner wall of removal recess, the sliding groove has been seted up to the right-hand member of connecting plate corresponding to the downside of setting groove.

As a further description of the above technical solution:

the right end fixedly connected with pulling rod of movable block, the outer wall sliding connection of pulling rod is at the inner wall of sliding groove.

As a further description of the above technical solution:

the inclined plane of movable block has seted up the screw hole, the inner wall threaded connection of the screw hole of movable block has the screw thread locking piece.

The utility model has the following beneficial effects:

1. in the utility model, the gaskets are arranged on the upper side and the lower side of the steel plate spring piece, so that the stress area of the main bolt and the second nut on the steel plate spring piece is increased, the stress of the steel plate spring piece is uniform and is not easy to deform when the stress area is increased, and meanwhile, the reinforcing layer is arranged on the outer wall of the mounting hole, so that the spring suspension is firmer, the more durable effect of the steel plate spring suspension is realized, and the service life of the steel plate spring suspension is prolonged.

2. In the utility model, when the axle is connected with the axle, the threaded locking piece is firstly disassembled, then the pulling rod is moved downwards to enable the buckle to be separated from the clamping groove, then the right end of the fixing plate is lifted up to enable the axle to be separated from the leaf spring suspension, the axle is combined with the connecting plate during installation, then the buckle is pressed into the clamping groove, and the threaded locking piece is installed, so that the installation is completed, the effect of convenient disassembly and assembly is realized, and the effect of quick disassembly and assembly is achieved.

Drawings

FIG. 1 is a perspective view of an automotive leaf spring suspension according to the present utility model;

FIG. 2 is a structural exploded view of an automotive leaf spring suspension according to the present utility model;

FIG. 3 is a cross-sectional view of a web of an automotive leaf spring suspension in accordance with the present utility model;

FIG. 4 is an enlarged view of FIG. 3A;

FIG. 5 is a sectional view showing the internal structure of a connecting plate mounting groove of an automobile leaf spring suspension according to the present utility model;

fig. 6 is an enlarged view at B in fig. 5.

Legend description:

1. a steel plate spring piece; 2. a gasket is arranged on the upper part; 3. a lower gasket; 4. a locking plate; 5. u-shaped bolts; 6. a connecting plate; 7. a fixing plate; 8. a steel plate stirrup; 9. a mounting hole; 10. a reinforcing layer; 11. a main bolt; 12. a first nut; 13. a second nut; 14. a slide block; 15. a limit spring; 16. a sliding groove; 17. pulling the rod; 18. a moving block; 19. a threaded locking member; 20. a buckle; 21. a limiting hole; 22. a moving groove; 23. a chute; 24. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the utility model provides an automobile leaf spring suspension, including steel leaf spring 1, the equal fixedly connected with mounting hole 9 of section about steel leaf spring 1, the equal fixedly connected with enhancement layer 10 of outer wall of mounting hole 9, the outer wall left and right sides of steel leaf spring 1 all is provided with a plurality of steel sheet stirrups 8, the top of steel leaf spring 1 is provided with gasket 2, go up the bottom fixedly connected with master bolt 11 of gasket 2, the bottom fixedly connected with of steel leaf spring 1 is gasket 3 down, the bottom of master bolt 11 runs through steel leaf spring 1 and lower gasket 3 and threaded connection has second nut 13, both ends all are provided with U type bolt 5 about the outer wall of gasket 2, the body downside of U type bolt 5 is provided with the equal threaded connection of bottom of locking plate 4,U type bolt 5 has first nut 12.

Firstly, the gaskets are arranged on the upper side and the lower side of the steel plate spring piece 1, so that the stress area of the main bolt 11 and the second nut 13 to the steel plate spring piece 1 is increased, the stress of the steel plate spring piece 1 is even and is not easy to deform when the stress area is increased, meanwhile, the outer wall of the mounting hole 9 is provided with the reinforcing layer 10, so that the spring suspension is firmer, the more durable effect of the steel plate spring suspension is realized, and the service life of the steel plate spring suspension is prolonged.

Secondly, the top fixedly connected with connecting plate 6 of upper gasket 2, the left end rotation of connecting plate 6 is connected with fixed plate 7, make fixed plate 7 and connecting plate 6 mutually support steel sheet spring leaf 1 and axletree interconnect, the right-hand member downside rotation of fixed plate 7 is connected with buckle 20, spacing hole 21 has been seted up to the right-hand member of buckle 20, make buckle 20 can take place to rotate on the right side of fixed plate 7, the right-hand member upside of connecting plate 6 is provided with the mounting groove, draw-in groove 24 has been seted up to the mounting groove left wall of connecting plate 6, draw-in groove 24 and buckle 20 looks adaptation, make draw-in groove 24 and buckle 20 cooperation pin fixed plate 7, the removal recess 22 has been seted up to the mounting groove downside inner wall of connecting plate 6, spout 23 has all been seted up to the front and back both sides inner wall of removal recess 22, the inside of removal recess 22 is provided with movable block 18, the equal fixedly connected with slider 14 in both ends around the movable block 18, the outer wall sliding connection of slider 14 is at the inner wall of spout 23, make movable block 18 can take place the removal in removal recess 22 inside.

In addition, the bottom fixedly connected with spacing spring 15 of movable block 18, the bottom fixed connection of spacing spring 15 is at the bottom inner wall of removal recess 22, make spacing spring 15 push the movable block 18 upwards lock buckle 20 all the time, sliding groove 16 has been seted up to the downside of the corresponding standing groove of right-hand member of connecting plate 6, the right-hand member fixedly connected with pulling rod 17 of movable block 18, the outer wall sliding connection of pulling rod 17 is at the inner wall of sliding groove 16, make pulling rod 17 can drive movable block 18 and move downwards, the screw hole has been seted up on the inclined plane of movable block 18, the inner wall threaded connection of the screw hole of movable block 18 has screw thread locking piece 19, make movable plate and buckle 20 by screw thread locking piece 19 fixed, vibrations shake buckle 20 off when preventing the vehicle to travel.

When the axle is connected with the axle, the threaded locking piece 19 is detached firstly, then the pulling rod 17 is moved downwards to enable the buckle 20 to be separated from the clamping groove 24, then the right end of the fixing plate 7 is lifted up to enable the axle to be separated from the leaf spring suspension, the axle is combined with the connecting plate 6 when the axle is installed, then the buckle 20 is pressed into the clamping groove 24, the threaded locking piece 19 is installed, the installation is completed, the effect of convenient disassembly is achieved, and the effect of quick disassembly is achieved.

Working principle: firstly, gaskets are arranged on the upper side and the lower side of the steel plate spring piece 1, so that the stress area of the main bolt 11 and the second nut 13 on the steel plate spring piece 1 is increased, the stress of the steel plate spring piece 1 is uniform and is not easy to deform when the stress area is increased, meanwhile, the outer wall of the mounting hole 9 is provided with a reinforcing layer 10, so that the spring suspension is firmer, the more durable effect of the steel plate spring suspension is realized, and the service life of the steel plate spring suspension is prolonged; secondly, when the axle is connected with the axle, the threaded locking piece 19 is detached firstly, then the pulling rod 17 is moved downwards to enable the buckle 20 to be separated from the clamping groove 24, then the right end of the fixing plate 7 is lifted up to enable the axle to be separated from the leaf spring suspension, the axle is combined with the connecting plate 6 during installation, then the buckle 20 is pressed into the clamping groove 24, the threaded locking piece 19 is installed, installation is completed, the effect of convenient assembly and disassembly is achieved, and the effect of quick assembly and disassembly is achieved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An automobile leaf spring suspension, includes leaf spring (1), its characterized in that: the steel plate spring piece (1) is controlled and is even section equal fixedly connected with mounting hole (9), the equal fixedly connected with enhancement layer (10) of outer wall of mounting hole (9), the outer wall left and right sides of steel plate spring piece (1) all is provided with a plurality of steel sheet stirrups (8), the top of steel plate spring piece (1) is provided with gasket (2), the bottom fixedly connected with master bolt (11) of going up gasket (2), the bottom fixedly connected with of steel plate spring piece (1) is gasket (3) down, the bottom of master bolt (11) runs through steel plate spring piece (1) and lower gasket (3) and threaded connection has second nut (13), both ends all are provided with U type bolt (5) about the outer wall of going up gasket (2), the body downside of U type bolt (5) is provided with locking plate (4), the equal threaded connection of bottom of U type bolt (5) has first nut (12).

2. An automotive leaf spring suspension as claimed in claim 1 wherein: the top fixedly connected with connecting plate (6) of last gasket (2), the left end of connecting plate (6) rotates and is connected with fixed plate (7), the right-hand member downside of fixed plate (7) rotates and is connected with buckle (20), limiting hole (21) have been seted up to the right-hand member of buckle (20).

3. An automotive leaf spring suspension as claimed in claim 2 wherein: the right-hand member upside of connecting plate (6) is provided with the mounting groove, draw-in groove (24) have been seted up to the mounting groove left side wall of connecting plate (6), draw-in groove (24) and buckle (20) looks adaptation.

4. A leaf spring suspension for an automobile according to claim 3, wherein: the movable groove (22) is formed in the inner wall of the lower side of the mounting groove of the connecting plate (6), the sliding grooves (23) are formed in the inner walls of the front side and the rear side of the movable groove (22), and the movable block (18) is arranged in the movable groove (22).

5. An automotive leaf spring suspension as set forth in claim 4 wherein: the sliding blocks (14) are fixedly connected to the front end and the rear end of the moving block (18), and the outer walls of the sliding blocks (14) are slidably connected to the inner walls of the sliding grooves (23).

6. An automotive leaf spring suspension as set forth in claim 5 wherein: the bottom fixedly connected with spacing spring (15) of movable block (18), the bottom fixed connection of spacing spring (15) is at the bottom inner wall of removal recess (22), sliding groove (16) have been seted up to the downside of the right-hand member corresponding setting groove of connecting plate (6).

7. An automotive leaf spring suspension as set forth in claim 6 wherein: the right end of the moving block (18) is fixedly connected with a pulling rod (17), and the outer wall of the pulling rod (17) is slidably connected with the inner wall of the sliding groove (16).

8. An automotive leaf spring suspension as set forth in claim 7 wherein: the inclined plane of movable block (18) has seted up the screw hole, the inner wall screw thread of the screw hole of movable block (18) is connected with screw thread locking piece (19).