CN209938224U

CN209938224U - Passenger car rear axle assembly

Info

Publication number: CN209938224U
Application number: CN201920672823.7U
Authority: CN
Inventors: 周彬; 陈清全
Original assignee: Chongqing Sailin Beijing Great Automotive Components Co Ltd
Current assignee: Chongqing Sailin Beijing Great Automotive Components Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-14
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a passenger car rear axle assembly, including a set of positioning connection board, be equipped with the rear axle sleeve pipe between positioning connection board and the positioning connection board, the equal fixedly connected with shock attenuation connecting block in both ends about the rear axle sleeve pipe, rear axle sheathed tube surface, a side fixedly connected with anchor strut that the shock attenuation connecting block was kept away from each other, the one end fixedly connected with antifriction plate of shock attenuation connecting block is kept away from to the anchor strut, the constant head tank has been seted up to the inside of antifriction plate, the inner wall fixedly connected with stopper mounting panel of constant head tank, a side fixedly connected with protection shield of anchor strut is kept away from to the antifriction plate, the fixing bolt that the surface fixedly connected with equidistance of protection shield was arranged, the standing groove has all been seted. The utility model relates to a rational in infrastructure, it can improve the shock attenuation effect of being connected between rear axle sleeve pipe and the automobile body, reduces and causes wearing and tearing to the rear axle, guarantees the normal use of vehicle.

Description

Passenger car rear axle assembly

Technical Field

The utility model relates to a rear axle technical field specifically is a passenger car rear axle assembly.

Background

The rear axle is a rear driving axle component of vehicle power transmission, it is formed from two half-bridges, and can implement half-bridge differential motion, at the same time, it is also a device for supporting wheels and connecting rear wheels, if it is a front axle driven vehicle, the rear axle is only following axle, and only has the load-bearing function, if it is not a driving axle, the rear axle is driving axle, at this time it also has the functions of load-bearing, reducing speed and making differential speed, if it is a four-wheel driven vehicle, in general a transfer gear is set in front of rear axle.

At present, when an automobile runs, due to the fact that road conditions bump, an automobile body fluctuates up and down, the connection damping effect between a rear axle sleeve and the automobile body is poor, the automobile runs for a long time, the rear axle sleeve is easily abraded, the phenomenon that the rear axle and the automobile body are connected easily is caused to be broken, and normal running of the automobile is affected.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a passenger car rear axle assembly in order to compensate the not enough of prior art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a rear axle assembly of a passenger car comprises two positioning connection plates, a rear axle sleeve is fixedly connected between the two positioning connection plates, the left end and the right end of the rear axle sleeve are fixedly connected with shock absorption connection blocks, a side face, away from each other, of each shock absorption connection block is fixedly connected with a reinforcing rod, one end, away from each shock absorption connection block, of each reinforcing rod is fixedly connected with a wear-resisting plate, a positioning groove is formed in each wear-resisting plate, the inner wall of each positioning groove is fixedly connected with a brake mounting plate, one side face, away from each reinforcing rod, of each wear-resisting plate is fixedly connected with a protection plate, the outer surface of each protection plate is fixedly connected with fixing bolts which are arranged at equal intervals, one side face, close to each other, of each shock absorption connection block is provided, a side fixedly connected with gag lever post of connecting rod is kept away from to the backup pad, the outside cover of gag lever post is equipped with the slide, the surface winding of gag lever post has powerful damping spring, the symmetrical push rod of a side fixedly connected with of backup pad is kept away from to the slide, the one end fixedly connected with push pedal of slide is kept away from to the push rod, the push pedal is kept away from a side of push rod and the fixed surface connection of anchor strut.

Furthermore, a positioning clamping plate is sleeved outside the positioning connecting plate, and the outer surface of the positioning clamping plate is fixedly connected with the outer surface of the positioning connecting plate.

Furthermore, be equipped with the registration arm between location connecting plate and the location connecting plate, the both ends of registration arm all extend to the inside of location connecting plate.

Furthermore, the inside cover of registration arm is equipped with the threaded rod, the surface threaded connection of threaded rod has symmetrical set screw.

Further, the gag lever post is close to the one end fixedly connected with limiting plate of push pedal, the opening diameter value of standing groove equals with the diameter value of anchor strut.

Furthermore, one end of the strong damping spring, which is close to the sliding plate, is fixedly connected with the outer surface of the sliding plate, and one end of the strong damping spring, which is close to the supporting plate, is fixedly connected with the outer surface of the supporting plate.

(III) advantageous effects

Compared with the prior art, this passenger car rear axle assembly possesses following beneficial effect:

1. the utility model discloses a rear axle sleeve pipe and shock attenuation connecting block fixed connection, the anchor strut extends to the inside of shock attenuation connecting block simultaneously, the rear axle assembly utilize anchor strut and location connecting plate to realize with the fixed connection of vehicle, the vehicle takes place to jolt, the rear axle sleeve pipe leads to the fact the impact effect to the shock attenuation connecting block with the anchor strut, utilize the push pedal to promote the push rod, make the push rod drive the slide and lead to the fact the extrusion to powerful damping spring, improve the shock attenuation effect of being connected between rear axle sleeve pipe and the automobile body, the reduction leads to the fact wearing and tearing to the rear axle sleeve pipe, guarantee the normal use of.

2. The utility model discloses an utilize the location cardboard to realize the fixed of locating connection board and utilize the threaded connection of threaded rod and set screw, improve the fixed effect to the rear axle sleeve pipe, realize the fixed of anchor strut and automobile body through setting up antifriction plate and fixing bolt, improve the firmness that automobile body and rear axle sleeve pipe are fixed, avoid the rear axle to appear phenomenon of rupture easily with being connected of automobile body.

Drawings

FIG. 1 is a front view of a rear axle assembly of the present invention;

FIG. 2 is a sectional view of the shock-absorbing connecting block of the present invention;

fig. 3 is a cross-sectional view of the positioning connection plate of the present invention.

In the figure: 1. a rear axle sleeve; 2. positioning the connecting plate; 3. a reinforcing rod; 4. a shock absorption connecting block; 5. a wear plate; 6. a protection plate; 7. positioning a groove; 8. a threaded rod; 9. fixing the bolt; 10. a brake mounting plate; 11. a placement groove; 12. a connecting rod; 13. a support plate; 14. a limiting rod; 15. a slide plate; 16. a strong damping spring; 17. a push rod; 18. a limiting plate; 19. pushing the plate; 20. a set screw; 21. positioning a clamping plate; 22. and (4) positioning the tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the brake pad comprises two positioning connection plates 2, a rear axle sleeve 1 is fixedly connected between the two positioning connection plates 2, the left end and the right end of the rear axle sleeve 1 are fixedly connected with a damping connection block 4, one side surface of each damping connection block 4, which is far away from each other, is fixedly connected with a reinforcing rod 3, one end of each reinforcing rod 3, which is far away from the damping connection block 4, is fixedly connected with a wear-resisting plate 5, the interior of each wear-resisting plate 5 is provided with a positioning groove 7, the inner wall of each positioning groove 7 is fixedly connected with a brake mounting plate 10, one side surface of each wear-resisting plate 5, which is far away from the corresponding reinforcing rod 3, is fixedly connected with a protection plate 6, the outer surface of each protection plate 6 is fixedly connected with fixing bolts 9 which are arranged at equal intervals, one side surface, which is close to each damping connection, the outside cover of gag lever post 14 is equipped with slide 15, and the surface winding of gag lever post 14 has powerful damping spring 16, and slide 15 keeps away from the symmetrical push rod 17 of a side fixedly connected with of backup pad 13, and the one end fixedly connected with push pedal 19 of slide 15 is kept away from to push rod 17, and a side that push pedal 19 kept away from push rod 17 is connected with the surface fixed of anchor strut 3.

Furthermore, the outside cover of location connecting plate 2 is equipped with location cardboard 21, and the surface of location cardboard 21 and the outer fixed surface of location connecting plate 2 are connected. Utilize location cardboard 21 to realize fixing location connecting plate 2, improve the fixed effect to rear axle sleeve pipe 1.

Further, be equipped with registration arm 22 between positioning connection board 2 and the positioning connection board 2, the both ends of registration arm 22 all extend to the inside of positioning connection board 2. The position of the positioning connecting plate 2 is limited by the positioning tube 22, and the stability of fixing the rear axle sleeve 1 is ensured.

Furthermore, a threaded rod 8 is sleeved inside the positioning tube 22, and symmetrical positioning screws 20 are connected to the outer surface of the threaded rod 8 in a threaded manner. Utilize threaded rod 8 and set screw 20's threaded connection, improve the fixed effect to location connecting plate 2, improve rear axle sleeve 1's stability.

Furthermore, one end of the limit rod 14 close to the push plate 19 is fixedly connected with a limit plate 18, and the opening diameter value of the placing groove 11 is equal to the diameter value of the reinforcing rod 3. Utilize limiting plate 18 to realize the injecing to slide 15 positions, through 11 opening diameter values of standing groove equal with stiffener 3 diameter values, stability when improving stiffener 3 and connecting avoids stiffener 3 to appear rocking the phenomenon.

Furthermore, one end of the strong damping spring 16 close to the sliding plate 15 is fixedly connected with the outer surface of the sliding plate 15, and one end of the strong damping spring 16 close to the supporting plate 13 is fixedly connected with the outer surface of the supporting plate 13. The protection effect on the strong damping spring 16 is improved, the strong damping spring 16 is prevented from shaking reversely and positively, and the service life of the damping mechanism is prolonged.

The working principle is as follows: utilize antifriction plate 5 and fixing bolt 9 to realize the fixed of anchor strut 3 and automobile body, realize being connected of rear axle assembly and automobile body, improve the firmness that automobile body and rear axle sleeve pipe 1 are fixed, when the car goes, the automobile body takes place to jolt, make rear axle sleeve pipe 1 and anchor strut 3 lead to the fact the impact effect to shock attenuation connecting block 4, make push pedal 19 promote push rod 17, make push rod 17 drive slide 15 and lead to the fact the extrusion to powerful damping spring 16, improve the shock attenuation effect of being connected between rear axle sleeve pipe 1 and the automobile body, the reduction leads to the fact wearing and tearing to rear axle sleeve pipe 1, guarantee the normal use of vehicle.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a passenger car rear axle assembly, includes two location connecting plates (2), its characterized in that: a rear axle sleeve (1) is fixedly connected between the two positioning connecting plates (2), the left end and the right end of the rear axle sleeve (1) are fixedly connected with damping connecting blocks (4), the outer surface of the rear axle sleeve (1), a side face, away from each other, of each damping connecting block (4) is fixedly connected with a reinforcing rod (3), one end, away from each damping connecting block (4), of each reinforcing rod (3) is fixedly connected with a wear-resisting plate (5), a positioning groove (7) is formed in each wear-resisting plate (5), a brake mounting plate (10) is fixedly connected to the inner wall of each positioning groove (7), one side face, away from each reinforcing rod (3), of each wear-resisting plate (5) is fixedly connected with a protection plate (6), fixing bolts (9) which are arranged at equal intervals are fixedly connected to the outer surface of each protection plate (6), and a placing groove (, the utility model discloses a damping device for concrete, including standing groove (11), the inside wall fixedly connected with connecting rod (12) of standing groove (11), one end fixedly connected with backup pad (13) of standing groove (11) inside wall is kept away from in connecting rod (12), a side fixedly connected with gag lever post (14) of connecting rod (12) are kept away from in backup pad (13), the outside cover of gag lever post (14) is equipped with slide (15), the surface winding of gag lever post (14) has powerful damping spring (16), the symmetrical push rod (17) of a side fixedly connected with of backup pad (13) is kept away from in slide (15), the one end fixedly connected with push pedal (19) of slide (15) are kept away from in push rod (17), the surface fixed connection of a side and anchor strut (3) of push rod (17).

2. A passenger vehicle rear axle assembly as defined in claim 1, wherein: the outer portion of the positioning connecting plate (2) is sleeved with a positioning clamping plate (21), and the outer surface of the positioning clamping plate (21) is fixedly connected with the outer surface of the positioning connecting plate (2).

3. A passenger vehicle rear axle assembly as defined in claim 1, wherein: be equipped with registration arm (22) between location connecting plate (2) and location connecting plate (2), the both ends of registration arm (22) all extend to the inside of location connecting plate (2).

4. A passenger vehicle rear axle assembly as defined in claim 3, wherein: the inside cover of registration arm (22) is equipped with threaded rod (8), the surface threaded connection of threaded rod (8) has symmetrical set screw (20).

5. A passenger vehicle rear axle assembly as defined in claim 1, wherein: one end fixedly connected with limiting plate (18) that gag lever post (14) is close to push pedal (19), the opening diameter value of standing groove (11) equals with the diameter value of anchor strut (3).

6. A passenger vehicle rear axle assembly as defined in claim 1, wherein: one end, close to the sliding plate (15), of the strong damping spring (16) is fixedly connected with the outer surface of the sliding plate (15), and one end, close to the supporting plate (13), of the strong damping spring (16) is fixedly connected with the outer surface of the supporting plate (13).