CN218761083U - Variable cross-section automobile plate spring assembly - Google Patents

Abstract

The utility model discloses a variable cross section car leaf spring assembly, including leaf spring mechanism, leaf spring mechanism includes first leaf spring, second leaf spring and third leaf spring, first leaf spring, second leaf spring, third leaf spring from the top down arrange in proper order, the up end middle part of first leaf spring is equipped with the connecting plate, the locating hole has been seted up to the up end of connecting plate, the locating hole is equipped with four, four the locating hole is located connecting plate up end four corners department respectively, threaded hole has been seted up at the up end middle part of connecting plate, threaded hole is equipped with fixing bolt. The utility model discloses a being connected of leaf spring mechanism and automobile rear wheel roof beam can be accomplished in mutually supporting of connecting plate, U-shaped connecting rod, so not only can reduce the spare part of being connected between leaf spring mechanism and the automobile rear wheel roof beam, but also can make the dismantlement between leaf spring mechanism and the automobile rear wheel roof beam and install more simple and convenient.

Description

Variable cross-section automobile plate spring assembly

Technical Field

The utility model relates to a car leaf spring technical field, concretely relates to variable cross section car leaf spring assembly.

Background

The automobile plate spring is also called as automobile plate spring, which is the main elastic element of an automobile suspension system and transmits the force and the moment of the automobile in all directions of the automobile frame and the automobile body when the automobile runs. The variable cross section automobile plate spring assembly is formed by combining a plurality of plate springs with deformable cross sections.

At present, the connection of the existing variable cross-section automobile plate spring assembly and an automobile rear wheel beam needs more connecting parts, and the use of more connecting parts can make the disassembly and assembly of the automobile plate spring assembly more troublesome.

Therefore, based on the problems, the variable cross-section automobile plate spring assembly is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a variable cross section car leaf spring assembly to the connection of current variable cross section car leaf spring assembly and car rear wheel roof beam needs more spare part of being connected in the solution technique, and the use of more spare part of connecting can make the comparatively troublesome problem of dismantlement installation of car leaf spring assembly.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a variable cross section car leaf spring assembly, includes leaf spring mechanism, leaf spring mechanism includes first leaf spring, second leaf spring and third leaf spring, first leaf spring, second leaf spring, third leaf spring from the top down arrange in proper order, the up end middle part of first leaf spring is equipped with the connecting plate, the locating hole has been seted up to the up end of connecting plate, the locating hole is equipped with four, four the locating hole is located connecting plate up end four corners department respectively, the up end middle part of connecting plate has seted up threaded hole, threaded hole is equipped with fixing bolt, fixing bolt's one end passes screw hole, first leaf spring, second leaf spring, third leaf spring in proper order and passes through the nut fixed, the below of connecting plate is equipped with two U-shaped connecting rods, two the both ends of U-shaped connecting rod are inserted in proper order and are established in four locating holes on the connecting plate, two the outer wall at U-shaped connecting rod both ends all seted up the external screw thread, two the both ends that the U-shaped connecting rod passed the locating hole are all overlapped and are equipped with the nut.

Preferably, two ends of one side wall of the first plate spring are sequentially provided with two first connecting holes, two sides of the first plate spring are provided with U-shaped plates, the two U-shaped plates correspond to two ends of the first plate spring respectively, and the two U-shaped plates are clamped at two ends of the first plate spring respectively.

Preferably, two second connecting holes are sequentially formed in one side wall surface of each of the two u-shaped plates, and the second connecting holes in the two u-shaped plates correspond to the first connecting holes in two ends of one side wall surface of the first plate spring respectively.

Preferably, the second connecting holes are internally provided with connecting bolts, one ends of the connecting bolts sequentially penetrate through the second connecting holes and the first connecting holes and are fixed through nuts, and connecting rings are fixedly mounted at the ends, far away from the first plate spring, of the two U-shaped plates.

Preferably, the first plate spring has a length greater than that of the second plate spring, the second plate spring has a length greater than that of the third plate spring, and the first, second and third plate springs are centrosymmetric.

Preferably, the cover is equipped with the joint board on the second leaf spring, the joint board is equipped with two, two the joint board is located the both ends of second leaf spring outer wall respectively, two equal fixedly connected with double-end connecting stud on the joint board.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses, through setting up connecting plate and U-shaped connecting rod, like this when needs are connected leaf spring mechanism and car rear wheel roof beam, place two U-shaped connecting rods in the below of car rear wheel roof beam, then upwards promote the U-shaped connecting rod, make the both ends of two U-shaped connecting rods pass the locating hole on the first leaf spring up end connecting plate in proper order, establish the lower terminal surface at car rear wheel roof beam until two inboard bottom tops of U-shaped connecting rod, it can to establish the nut and screw up it at last at the both ends cover of two U-shaped connecting rods, the traditional device compares, the adduction of this device makes the device pass through the connecting plate, the cooperation of U-shaped connecting rod can accomplish the part of being connected between leaf spring mechanism and the car rear wheel roof beam, so not only can reduce the spare part of being connected between leaf spring mechanism and the car rear wheel roof beam, and can also make the dismantlement and the installation between leaf spring mechanism and the car rear wheel roof beam more simple and convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is an exploded view of the first plate spring and U-shaped plate of the present invention.

Fig. 3 is an explosion diagram of the connecting plate and the U-shaped connecting rod of the present invention.

Fig. 4 is a three-dimensional split view of the clamping plate and the stud of the present invention.

Fig. 5 is a three-dimensional separating view of the connecting plate and the U-shaped connecting rod of the present invention.

Description of reference numerals:

1. a first plate spring; 2. a first connection hole; 200. a connecting plate; 3. a U-shaped plate; 4. a second connection hole; 5. a connecting bolt; 6. a connecting ring; 7. a second plate spring; 8. a third plate spring; 9. positioning holes; 10. a threaded hole; 11. fixing the bolt; 110. a U-shaped connecting rod; 12. a clamping plate; 13. the stud is connected with the stud.

Detailed Description

The utility model provides a variable cross section car leaf spring assembly as shown in fig. 1-5, including leaf spring mechanism, leaf spring mechanism includes first leaf spring 1, second leaf spring 7 and third leaf spring 8, first leaf spring 1, second leaf spring 7, third leaf spring 8 from the top down arrange in proper order, first leaf spring 1's up end middle part is equipped with connecting plate 200, locating hole 9 has been seted up to connecting plate 200's up end, locating hole 9 is equipped with four, four locating hole 9 is located connecting plate 200 up end four corners department respectively, threaded hole 10 has been seted up at connecting plate 200's up end middle part, threaded hole 10 is equipped with fixing bolt 11, fixing bolt 11's one end passes threaded hole 10, first leaf spring 1, second leaf spring 7, third leaf spring 8 in proper order and is fixed through the nut, the below of connecting plate 200 is equipped with two U-shaped connecting rod 110, two the both ends of U-shaped connecting rod 110 are inserted in proper order and are established in four locating hole 9 on connecting plate 200, two the outer wall face at U-shaped connecting rod 110 both ends all seted up and have passed through the outer screw hole of this U-shaped connecting rod 110 and the equal cover of the both ends of connecting plate spring mechanism and make the simple steel plate spring mechanism between can not only reduce the connecting plate spring mechanism and the connection device and the simple steel plate spring mechanism and the connection device of this can reduce the connection after-plate spring mechanism and the connection device.

Furthermore, in the above technical solution, two first connecting holes 2 are sequentially formed in two ends of one side wall of the first leaf spring 1, two u-shaped plates 3 are disposed on two sides of the first leaf spring 1, the two u-shaped plates 3 correspond to two ends of the first leaf spring 1 respectively, the two u-shaped plates 3 are clamped at two ends of the first leaf spring 1 respectively, two second connecting holes 4 are sequentially formed in one side wall of the two u-shaped plates 3, the second connecting holes 4 of the two u-shaped plates 3 correspond to the first connecting holes 2 at two ends of one side wall of the first leaf spring 1 respectively, connecting bolts 5 are disposed in the second connecting holes 4, one ends of the connecting bolts 5 sequentially penetrate through the second connecting holes 4 and the first connecting holes 2 and are fixed by nuts, a connecting ring 6 is fixedly mounted on one end of the u-shaped plates 3 far away from the first leaf spring 1, the connecting rings 2, the second connecting holes 4 and the connecting bolts 5 are matched with each other, so as to facilitate detachment and replacement of the connecting ring 6, and connection of the spring mechanism is convenient for vehicle body.

Further, in the above technical solution, the length of the first plate spring 1 is greater than that of the second plate spring 7, the length of the second plate spring 7 is greater than that of the third plate spring 8, the first plate spring 1, the second plate spring 7 and the third plate spring 8 are in central symmetry, the second plate spring 7 is sleeved with two clamping plates 12, the two clamping plates 12 are respectively located at two ends of the outer wall surface of the second plate spring 7, the two clamping plates 12 are fixedly connected with the stud 13, and the mutual matching between the clamping plates 12 and the stud 13 prevents the separation phenomenon between the first plate spring 1 and the second plate spring 7.

Principle of operation

The implementation mode is specifically as follows: when the user need use the device, the user at first inspects whether the device damages, if there is timely change, if can normally use not, when needs are connected leaf spring mechanism and car rear wheel roof beam, place two U-shaped connecting rods 110 in the below of car rear wheel roof beam, then upwards promote U-shaped connecting rod 110, make the both ends of two U-shaped connecting rods 110 pass locating hole 9 on first leaf spring 1 up end connecting plate 200 in proper order, establish the lower terminal surface at car rear wheel roof beam until the inboard bottom top of two U-shaped connecting rods 110, it can to establish the nut and screw up it at the both ends cover of two U-shaped connecting rods 110 at last.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (6)

1. The utility model provides a variable cross section car leaf spring assembly, includes leaf spring mechanism, its characterized in that: the steel plate spring mechanism comprises a first plate spring (1), a second plate spring (7) and a third plate spring (8), the first plate spring (1), the second plate spring (7) and the third plate spring (8) are sequentially arranged from top to bottom, a connecting plate (200) is arranged in the middle of the upper end face of the first plate spring (1), positioning holes (9) are formed in the upper end face of the connecting plate (200), the four positioning holes (9) are formed in the four corners of the upper end face of the connecting plate (200), four positioning holes (9) are formed in the middle of the upper end face of the connecting plate (200) respectively, a threaded hole (10) is formed in the middle of the upper end face of the connecting plate (200), a fixing bolt (11) is arranged in the threaded hole (10), one end of the fixing bolt (11) sequentially penetrates through the threaded hole (10), the first plate spring (1), the second plate spring (7) and the third plate spring (8) and is fixed through a nut, two U-shaped connecting rods (110) are arranged below the connecting plate (200), two ends of the two U-shaped connecting rods (110) are sequentially inserted into the four positioning holes (9) formed in the connecting plate (1), two ends of the U-shaped connecting rods, and two outer screw nuts (110) are sleeved with two outer screw nuts.

2. The variable cross-section automotive leaf spring assembly of claim 1, wherein: two first connecting holes (2) have all been seted up in proper order to the both ends of first leaf spring (1) side wall, the both sides of first leaf spring (1) are equipped with U-shaped plate (3), two U-shaped plate (3) correspond with the both ends position of first leaf spring (1) respectively each other, and two U-shaped plate (3) block respectively and establish the both ends in first leaf spring (1).

3. The variable cross-section automobile leaf spring assembly according to claim 2, wherein: two second connecting holes (4) are sequentially formed in one side wall surface of each U-shaped plate (3), and the second connecting holes (4) in the two U-shaped plates (3) are respectively corresponding to the first connecting holes (2) in two ends of one side wall surface of the first plate spring (1).

4. A variable cross-section automotive leaf spring assembly according to claim 3, wherein: all be equipped with connecting bolt (5) in second connecting hole (4), the one end of connecting bolt (5) all passes second connecting hole (4), first connecting hole (2) in proper order and is fixed through the nut, two the equal fixed mounting of one end that first leaf spring (1) was kept away from in U shaped plate (3) has go-between (6).

5. The variable cross-section automotive leaf spring assembly of claim 1, wherein: the length of the first plate spring (1) is larger than that of the second plate spring (7), the length of the second plate spring (7) is larger than that of the third plate spring (8), and the first plate spring (1), the second plate spring (7) and the third plate spring (8) are centrosymmetric.

6. The variable cross-section automotive leaf spring assembly of claim 1, wherein: the cover is equipped with joint board (12) on second leaf spring (7), joint board (12) are equipped with two, two joint board (12) are located the both ends of second leaf spring (7) outer wall respectively, two equal fixedly connected with double-end connecting stud (13) on joint board (12).

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