CN215334048U

CN215334048U - Novel anti-fracture universal joint fork for vehicle

Info

Publication number: CN215334048U
Application number: CN202120809786.7U
Authority: CN
Inventors: 袁家庆; 张艳飞
Original assignee: Jiaxing Tongzhou Auto Parts Co ltd
Current assignee: Jiaxing Tongzhou Auto Parts Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-28
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a novel anti-fracture universal joint fork for a vehicle, which comprises a seat plate and a buffer mechanism, wherein the buffer mechanism is arranged outside the seat plate, the buffer mechanism comprises a vertical plate, a telescopic groove, a telescopic block, a spring A, a supporting plate A, a side plate, a spring B and a supporting plate B, the vertical plate is fixedly arranged on the outer wall of the upper side and the outer wall of the lower side of the seat plate, the telescopic groove is formed in the vertical plate, the telescopic block is slidably arranged in the telescopic groove, and the supporting plate A is fixedly arranged on the outer wall of the right end of the telescopic block. The anti fracture effect of universal joint fork has been improved greatly through buffer gear, adopts neotype taper link, has improved the intensity and the life that the universal joint fork is connected.

Description

Novel anti-fracture universal joint fork for vehicle

Technical Field

The utility model relates to the technical field of automobiles, in particular to a novel anti-fracture universal joint fork for a vehicle.

Background

The universal joint is a part for realizing variable angle power transmission, is used for changing the position of the transmission axis direction, and is a joint part of a universal transmission device of an automobile driving system.

Patent CN201720208445.8 discloses an anti-fracture transmission shaft with reinforced structure, which is characterized in that an anti-fracture support is arranged inside a sliding spline shaft, so that external force is effectively spread to multiple points from one point through transfer, and the condition that the transmission shaft is bent and damaged due to external force is effectively prevented.

The universal joint fork has the following defects: 1. the anti-fracture effect of the universal joint fork is not obvious, and the inner shaft rod is still fractured under the action of large torsion force in the using process, so that the universal joint fork cannot be used continuously. 2. The main shaft rod of the universal joint fork is a bamboo-shaped rod body, is fragile, is easy to deform under pressure and is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a novel anti-fracture universal joint fork for a vehicle, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a novel automobile-used universal joint fork of fracture resistance, includes bedplate and buffer gear, bedplate externally mounted has buffer gear, buffer gear includes riser, flexible groove, flexible piece, spring A, supports board A, curb plate, spring B and supports board B, the equal fixed mounting of both sides outer wall has the riser about the bedplate, the inside flexible groove that is equipped with of opening of riser, flexible inslot portion slidable mounting has flexible piece, flexible piece right-hand member outer wall fixed mounting has support board A, the fixed cover of the flexible piece outer wall in support board A left side is equipped with spring A, both sides right-hand member outer wall fixed mounting has the curb plate around the bedplate, curb plate right-hand member outer wall fixed mounting has spring B, spring B right-hand member fixedly connected with supports board B.

Furthermore, a shaft lever A is rotatably arranged between the outer wall of the rear end of the side plate at the front end of the seat plate and the outer wall of the front end of the rear end of the side plate of the seat plate, a central block is fixedly arranged on the outer wall of the center of the shaft lever A, shaft levers B are rotatably arranged on the outer walls of the upper side and the lower side of the central block, the outer ends of the shaft levers B are rotatably connected with connecting plates, and a main shaft is fixedly arranged at the right end of each connecting plate. The overall strength of the universal joint fork is improved, and the service life is prolonged.

Furthermore, the abutting plate A is fixedly connected with one end of the spring A, and the other end of the spring A is fixedly connected with the outer wall of the vertical plate. Through converting kinetic energy into elastic potential energy buffer pressure, avoid the influence of relative effort, improved the anti fracture effect of universal joint fork.

Furthermore, the shape of the telescopic slot and the shape of the telescopic block are the same and are in a T shape. The buffering process is more stable and efficient.

Further, the main shaft is right pyramid-shaped. The strength of the connecting end of the universal joint fork is greatly improved.

Compared with the prior art, the utility model has the following beneficial effects: 1. when the universal joint fork is used, the main shaft is driven by the connecting end at the right end, and through the vertical rotation action of the shaft lever A, thereby the connecting plate rotates up and down, when the connecting plate rotates towards the upper left or the lower left, the connecting plate contacts the resisting plate A, the resisting plate A is extruded to move leftwards to drive the telescopic block to move leftwards in the telescopic groove, thereby extruding the spring A, converting kinetic energy into elastic potential energy by the extrusion contraction deformation of the spring A, buffering the pressure on the resisting plate A, acting the forces mutually, so that the right supporting force of the connecting plate by the resisting plate A is also reduced, the torsion of the shaft lever A is buffered, and when even the board does the rotation of parallel horizontal plane with axostylus axostyle B, thereby both sides can extrude and support board B and make it convert kinetic energy into elastic potential energy to the compression spring B around the main shaft, and the torsion that makes axostylus axostyle B like the same way obtains the buffering, has avoided axostylus axostyle B's fracture, has improved the holistic anti fracture effect of universal joint fork greatly.

2. The main shaft in the past is bamboo joint shape, and is very fragile, and this well universal joint fork's the whole pyramid shape that is right of main shaft, and left side bottom is very wide thick, intersects for cylindric from a left side right side gradually, and this shape structural stability improves greatly, makes the hardness increase of universal joint fork link, has improved the life of universal joint fork.

Drawings

Fig. 1 is a schematic perspective view of a novel anti-fracture universal joint fork for a vehicle according to the present invention.

Fig. 2 is a schematic view of a vertical plate three-dimensional mechanism of the novel anti-fracture universal joint fork for the vehicle.

Fig. 3 is a schematic view of a telescopic block three-dimensional mechanism of the novel anti-fracture universal joint fork for the vehicle.

In the figure: 1. a seat plate; 2. a buffer mechanism; 21. a vertical plate; 22. a telescopic groove; 23. a telescopic block; 24. a spring A; 25. a resisting plate A; 26. a side plate; 27. a spring B; 28. a butting plate B; 3. a shaft lever A; 4. a center block; 5. a shaft lever B; 6. connecting plates; 7. a main shaft.

Detailed Description

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

As shown in fig. 1-3, a novel anti-fracture universal joint fork for vehicles comprises a seat plate 1 and a buffer mechanism 2, wherein the buffer mechanism 2 is mounted outside the seat plate 1, the buffer mechanism 2 comprises a vertical plate 21, a telescopic groove 22, a telescopic block 23, a spring a24, a supporting plate a25, a side plate 26, a spring B27 and a supporting plate B28, the vertical plate 21 is fixedly mounted on the outer wall of the upper side and the lower side of the seat plate 1, the telescopic groove 22 is mounted inside the vertical plate 21, the telescopic block 23 is slidably mounted inside the telescopic groove 22, the supporting plate a25 is fixedly mounted on the outer wall of the right end of the telescopic block 23, the spring a24 is fixedly mounted on the outer wall of the telescopic block 23 on the left side of the supporting plate a25, the side plate 26 is fixedly mounted on the outer wall of the right end of the front side and the rear side of the seat plate 1, the outer wall of the right end of the side plate 26 is fixedly mounted with a spring B27, and the right end of the spring B27 is fixedly connected with a supporting plate B28.

The outer wall of the rear end of the side plate 26 at the front end of the seat plate 1 and the outer wall of the front end of the side plate 26 at the rear end of the seat plate 1 are rotatably provided with a shaft lever A3, the central outer wall of the shaft lever A3 is fixedly provided with a central block 4, the outer walls of the upper side and the lower side of the central block 4 are rotatably provided with a shaft lever B5, the outer end of the shaft lever B5 is rotatably connected with a connecting plate 6, and the right end of the connecting plate 6 is fixedly provided with a spindle 7. The overall strength of the universal joint fork is improved, and the service life is prolonged.

The abutting plate A25 is fixedly connected with one end of a spring A24, and the other end of the spring A24 is fixedly connected with the outer wall of the vertical plate 21. Through converting kinetic energy into elastic potential energy buffer pressure, avoid the influence of relative effort, improved the anti fracture effect of universal joint fork.

The shape of the telescopic slot 22 is the same as that of the telescopic block 23, and the slot and the block are both in the shape of a "T". The buffering process is more stable and efficient.

Wherein the spindle 7 is right pyramid-shaped. The strength of the connecting end of the universal joint fork is greatly improved.

It should be noted that, the present invention is a novel anti-fracture universal joint fork for vehicles, wherein when the main shaft 7 is driven by the right end connection end in the process of using the universal joint fork, the connecting plate 6 rotates up and down through the vertical rotation of the shaft lever A3, when the connecting plate 6 rotates left upward or left downward, the connecting plate contacts the resisting plate a25, the resisting plate a25 is pressed to move left to drive the expansion block 23 to move left in the expansion slot 22, thereby pressing the spring a24, the spring a24 is pressed to contract and deform to convert kinetic energy into elastic potential energy, the pressure applied to the resisting plate a25 is buffered, the force functions are mutual, so that the supporting force applied to the connecting plate 6 by the resisting plate a25 to the right is also reduced, thereby the torsion of the shaft lever A3 is buffered, and when the connecting plate 6 rotates parallel to the horizontal plane with the shaft lever B5, the front and back sides of the main shaft 7 can press the resisting plate B28 to compress the spring B27 to convert kinetic energy into elastic potential energy, the torsion of axostylus axostyle B5 is cushioned in the same way, and the main shaft 7 in the past is bamboo joint form, and is very fragile, and the whole pyramid shape that is right of main shaft 7 of this well universal joint fork, and left side bottom is very wide thick, intersects for cylindric from a left side to a right side gradually, and this shape structural stability improves greatly.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The novel anti-fracture universal joint fork for the vehicle comprises a seat plate (1) and a buffer mechanism (2), and is characterized in that the buffer mechanism (2) is mounted outside the seat plate (1), the buffer mechanism (2) comprises a vertical plate (21), a telescopic groove (22), a telescopic block (23), a spring A (24), a resisting plate A (25), a side plate (26), a spring B (27) and a resisting plate B (28), the outer walls of the upper side and the lower side of the seat plate (1) are fixedly provided with the vertical plate (21), the telescopic groove (22) is formed in the vertical plate (21), the telescopic block (23) is slidably mounted in the telescopic groove (22), the resisting plate A (25) is fixedly mounted on the outer wall of the right end of the telescopic block (23), the spring A (24) is fixedly sleeved on the outer wall of the telescopic block (23) on the left side of the resisting plate A (25), and the side plate (26) is fixedly mounted on the outer walls of the front end and the rear end of the seat plate (1), and a spring B (27) is fixedly installed on the outer wall of the right end of the side plate (26), and a supporting plate B (28) is fixedly connected to the right end of the spring B (27).

2. The novel fracture-resistant automotive universal joint yoke according to claim 1, characterized in that: shaft lever A (3) is rotationally installed between bedplate (1) front end curb plate (26) rear end outer wall and bedplate (1) rear end curb plate (26) front end outer wall, shaft lever A (3) center outer wall fixed mounting has center block (4), both sides outer wall all rotates about center block (4) and installs shaft lever B (5), shaft lever B (5) outer end rotates and is connected with even board (6), even board (6) right-hand member fixed mounting has main shaft (7).

3. The novel fracture-resistant automotive universal joint yoke according to claim 1, characterized in that: the abutting plate A (25) is fixedly connected with one end of a spring A (24), and the other end of the spring A (24) is fixedly connected with the outer wall of the vertical plate (21).

4. The novel fracture-resistant automotive universal joint yoke according to claim 1, characterized in that: the shape of the telescopic groove (22) is the same as that of the telescopic block (23) and is T-shaped.

5. The novel fracture-resistant automotive universal joint yoke according to claim 2, characterized in that: the main shaft (7) is right pyramid-shaped.