CN212737636U

CN212737636U - Safe automobile rear axle housing structure traveles

Info

Publication number: CN212737636U
Application number: CN202021749566.1U
Authority: CN
Inventors: 张云科; 李峻涛
Original assignee: Hebei Asteria Technology Co ltd
Current assignee: Hebei Weikete Machinery Technology Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-03-19
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a safe automobile rear-axle housing structure traveles, including last axle housing and lower axle housing, go up axle housing and lower axle housing and pass through go-between fixed connection, movable mounting has the arc reinforcing plate on going up axle housing and the lower axle housing, and arc reinforcing plate bottom is equipped with buffer gear, upward be equipped with lubricated mechanism in axle housing and the lower axle housing. The beneficial effects of the utility model are that, through the buffer gear who is located arc reinforcing plate bottom, can play the cushioning effect, reduce the automobile body to the pressure of rear-axle housing, the arc reinforcing plate can increase the rigidity and the stability of rear-axle housing simultaneously, reduces the cracked phenomenon of rear-axle housing, increases driving safety, and lubricated mechanism can lubricate the bearing in the rear-axle housing, reduces the bearing wearing and tearing.

Description

Safe automobile rear axle housing structure traveles

Technical Field

The utility model relates to a car rear-axle housing field specifically is a car rear-axle housing structure of going safety.

Background

The rear axle housing of the automobile is an important component of the automobile, and forms a drive axle together with a main speed reducer, a differential and a wheel transmission device, wherein the drive axle is positioned at the tail end of a power transmission system, the maneuvering function of the drive axle is to increase the torque transmitted by a transmission shaft or a speed changer and reasonably distribute the power to a left driving wheel and a right driving wheel, and the axle housing of the drive axle is an important bearing part and a force transmission part on the automobile, not only supports the weight of the whole automobile and transmits the load to the wheels, but also bears the traction force, the braking force, the lateral force, the counter force of the vertical force and the counter moment transmitted by the driving wheels and transmits the traction force, the braking force, the.

Commonly used automobile rear-axle housing generally forms through the casting, and rear-axle housing's rigidity and stability are relatively poor, and the vehicle is at the in-process of traveling, and the automobile body is great to rear-axle housing's pressure, takes place the cracked phenomenon of rear-axle housing easily, influences driving safety, and the bearing wearing and tearing in the rear-axle housing are great, and lubricated effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a safe automobile rear-axle housing structure traveles to solve automobile rear-axle housing service problem.

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

a rear axle housing structure of a vehicle with safe running comprises an upper axle housing and a lower axle housing, wherein the upper axle housing and the lower axle housing are fixedly connected through a connecting ring;

the buffer mechanism comprises a group of opposite U-shaped fixed blocks, a plurality of fixed sleeves, a limiting groove, a sliding rod, a limiting block and a pushing plate, the group of opposite U-shaped fixed blocks are respectively installed at two ends of an upper axle housing and a lower axle housing, two ends of an arc-shaped reinforcing plate are movably inserted into the U-shaped fixed blocks, the fixed sleeves are uniformly installed on the upper axle housing and the lower axle housing, the limiting groove is formed in the fixed sleeves, the bottom of the sliding rod is slidably inserted into the limiting groove, the upper end of the sliding rod extends out of the limiting groove, the limiting block is installed at the bottom of the sliding rod, and the pushing plate is installed at the top of the sliding rod and fixedly connected with;

lubricated mechanism is including annotating a set of oil filler point, a set of oil groove and a plurality of relative arc recess of group of leading, and a set of oil filler point is opened on last axle housing front surface, and a set of oil groove of leading is opened both ends in last axle housing, and a plurality of relative arc recesses of group are opened respectively in last axle housing and lower axle housing, and with lead the oil groove intercommunication.

Furthermore, a connecting flange is installed at the front ends of the upper axle housing and the lower axle housing.

Furthermore, the two ends of the arc-shaped reinforcing plate are provided with a group of limiting baffle plates corresponding to the U-shaped fixing blocks.

Furthermore, a buffer spring is installed at the bottom in the limiting groove, and the upper end of the buffer spring is connected with the limiting block.

Furthermore, the arc-shaped groove corresponds to the position of a bearing installed in the rear axle housing.

The utility model provides a car rear-axle housing structure of going safety possesses following beneficial effect, through the buffer gear who is located arc reinforcing plate bottom, can play the cushioning effect, reduces the automobile body to the pressure of rear-axle housing, and the arc reinforcing plate can increase the rigidity and the stability of rear-axle housing simultaneously, reduces the cracked phenomenon of rear-axle housing, increases driving safety nature, and lubricated mechanism can lubricate the bearing in the rear-axle housing, reduces the bearing wearing and tearing.

Drawings

Fig. 1 is the utility model relates to a safe automobile rear-axle housing structure schematic diagram traveles.

Fig. 2 is a partial enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a side view of the U-shaped fixing block of the present invention.

Figure 4 is the utility model discloses an upper axle housing and lower axle housing cross-sectional view.

In the figure: 1. an upper axle housing; 2. a lower axle housing; 3. an arc-shaped reinforcing plate; 4. a U-shaped fixing block; 5. fixing the sleeve; 6. a limiting groove; 7. a slide bar; 8. a limiting block; 9. a push plate; 10. an oil filler hole; 11. an oil guide groove; 12. an arc-shaped groove; 13. a connecting flange; 14. a limit baffle; 15. a buffer spring.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-4: a rear axle housing structure of a vehicle with safe driving comprises an upper axle housing 1 and a lower axle housing 2, wherein the upper axle housing 1 and the lower axle housing 2 are fixedly connected through a connecting ring, an arc-shaped reinforcing plate 3 is movably mounted on the upper axle housing 1 and the lower axle housing 2, the bottom of the arc-shaped reinforcing plate 3 is provided with a buffer mechanism, and a lubricating mechanism is arranged in the upper axle housing 1 and the lower axle housing 2; the buffer mechanism comprises a group of opposite U-shaped fixed blocks 4, a plurality of fixed sleeves 5, a limiting groove 6, a sliding rod 7, a limiting block 8 and a pushing plate 9, the group of opposite U-shaped fixed blocks 4 are respectively installed at two ends of the upper axle housing 1 and the lower axle housing 2, two ends of the arc-shaped reinforcing plate 3 are movably inserted into the U-shaped fixed blocks 4, the plurality of fixed sleeves 5 are uniformly installed on the upper axle housing 1 and the lower axle housing 2, the limiting groove 6 is formed in the fixed sleeves 5, the bottom of the sliding rod 7 is slidably inserted into the limiting groove 6, the upper end of the sliding rod extends out of the limiting groove 6, the limiting block 8 is installed at the bottom of the sliding rod 7, and the pushing plate 9 is installed at the top of the sliding rod 7 and fixedly connected with; the lubricating mechanism comprises a group of oil injection holes 10, a group of oil guide grooves 11 and a plurality of groups of opposite arc-shaped grooves 12, wherein the group of oil injection holes 10 are formed in the front surface of the upper axle housing 1, the group of oil guide grooves 11 are formed in the two ends of the inner part of the upper axle housing 1, and the plurality of groups of opposite arc-shaped grooves 12 are respectively formed in the upper axle housing 1 and the lower axle housing 2 and are communicated with the oil guide grooves 11; the front ends of the upper axle housing 1 and the lower axle housing 2 are provided with connecting flanges 13; two ends of the arc-shaped reinforcing plate 3 are provided with a group of limiting baffles 14 corresponding to the U-shaped fixing blocks 4; a buffer spring 15 is arranged at the bottom in the limiting groove 6, and the upper end of the buffer spring 15 is connected with the limiting block 8; the arc-shaped groove 12 corresponds to the position of a bearing installed in the rear axle housing.

The working principle of the embodiment is as follows: a user installs a main speed reducer and a differential mechanism into the containing cavities of the upper axle housing 1 and the lower axle housing 2 and installs the main speed reducer and the differential mechanism with an automobile hub through hub axle tubes at two ends of the upper axle housing 1 and the lower axle housing 2;

during shock attenuation: a group of relative U-shaped fixed blocks 4 are respectively arranged at two ends of an upper axle housing 1 and a lower axle housing 2, two ends of an arc-shaped reinforcing plate 3 are movably inserted in the U-shaped fixed blocks 4, two ends of the arc-shaped reinforcing plate 3 are provided with a group of limit baffles 14 corresponding to the U-shaped fixed blocks 4, the limit baffles 14 are used for limiting the positions of the arc-shaped reinforcing plate 3, a plurality of fixed sleeves 5 are uniformly arranged on the upper axle housing 1 and the lower axle housing 2, limit grooves 6 are arranged in the fixed sleeves 5, the bottom of a sliding rod 7 is slidably inserted in the limit grooves 6, the upper end of the sliding rod extends out of the limit grooves 6, limit blocks 8 are arranged at the bottom of the sliding rod 7, a pushing plate 9 is arranged at the top of the sliding rod 7 and is fixedly connected with the arc-shaped reinforcing plate 3, a buffer spring 15 is arranged at the bottom in the limit grooves 6, the upper end of the buffer spring 15 is, the buffer spring 15 is compressed and stressed to play a buffer role, the buffer role can be played through a buffer mechanism positioned at the bottom of the arc-shaped reinforcing plate 3, the pressure of a vehicle body on the rear axle housing is reduced, meanwhile, the arc-shaped reinforcing plate 3 can increase the rigidity and stability of the rear axle housing, the phenomenon of breakage of the rear axle housing is reduced, and the driving safety is improved;

during lubrication: a set of oil filler point 10 is opened on 1 front surface of upper axle housing, and a set of oil groove 11 of leading is opened both ends in upper axle housing 1, and a plurality of relative arc recess 12 of group are opened respectively in upper axle housing 1 and lower axle housing 2, and with lead oil groove 11 intercommunication, and arc recess 12 is corresponding with rear axle housing interior installation bearing position, as shown in fig. 4, lubricating oil accessible is led oil groove 11 and is flowed into arc recess 12 and lubricate the bearing, and lubricated mechanism can lubricate the bearing in the rear axle housing, reduces bearing wear.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The rear axle housing structure for the automobile safe to run comprises an upper axle housing (1) and a lower axle housing (2), wherein the upper axle housing (1) and the lower axle housing (2) are fixedly connected through a connecting ring, and is characterized in that an arc-shaped reinforcing plate (3) is movably mounted on the upper axle housing (1) and the lower axle housing (2), a buffering mechanism is arranged at the bottom of the arc-shaped reinforcing plate (3), and lubricating mechanisms are arranged in the upper axle housing (1) and the lower axle housing (2);

the buffer mechanism comprises a group of relative U-shaped fixed blocks (4), a plurality of fixed sleeves (5), a limiting groove (6), a sliding rod (7), a limiting block (8) and a pushing plate (9), the group of relative U-shaped fixed blocks (4) are respectively arranged at two ends of the upper axle housing (1) and the lower axle housing (2), the two ends of the arc-shaped reinforcing plate (3) are movably inserted in the U-shaped fixing block (4), a plurality of fixing sleeves (5) are uniformly arranged on the upper axle housing (1) and the lower axle housing (2), the limiting groove (6) is arranged in the fixed sleeve (5), the bottom of the sliding rod (7) is inserted in the limiting groove (6) in a sliding manner, the upper end of the limiting block extends out of the limiting groove (6), the limiting block (8) is arranged at the bottom of the sliding rod (7), the pushing plate (9) is arranged at the top of the sliding rod (7) and is fixedly connected with the arc-shaped reinforcing plate (3);

lubricated mechanism is including annotating a set of oil filler point (10), a set of oil groove (11) and a plurality of relative arc recess (12) of group of leading, and a set of oil filler point (10) are opened on last axle housing (1) front surface, and a set of oil groove (11) of leading is opened both ends in last axle housing (1), and a plurality of relative arc recess (12) of group are opened respectively in last axle housing (1) and lower axle housing (2), and with lead oil groove (11) intercommunication.

2. A rear-axle housing structure for a vehicle safe in driving as claimed in claim 1, wherein said upper axle housing (1) and said lower axle housing (2) are mounted at their front ends with a connecting flange (13).

3. A rear-axle housing structure for a vehicle running safely as claimed in claim 1, wherein the arc-shaped reinforcing plate (3) is provided at both ends thereof with a set of limit stops (14) corresponding to the U-shaped fixing blocks (4).

4. The automobile rear axle housing structure safe in driving according to claim 1, characterized in that a buffer spring (15) is installed at the bottom in the limiting groove (6), and the upper end of the buffer spring (15) is connected with the limiting block (8).

5. A rear-axle housing structure for a motor vehicle safe in running according to claim 1, wherein said arcuate recess (12) corresponds to the location of the mounting bearing in the rear-axle housing.