CN210911895U

CN210911895U - Improved generation intermediate axle assembly

Info

Publication number: CN210911895U
Application number: CN201922129506.3U
Authority: CN
Inventors: 李建雄; 沈阳
Original assignee: Shiyan Precision New Power Technology Co ltd
Current assignee: Shiyan Precision New Power Technology Co ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-07-03
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses an improved generation middle axle assembly belongs to automotive transmission technical field. An improved middle axle assembly comprises a middle axle body, wherein linkage protective shells are fixedly mounted at two ends of the middle axle body, a driving copper sleeve is fixedly mounted inside the linkage protective shells, a driving gear is arranged inside the driving copper sleeve and sleeved on the outer surface of a driving shaft, and driven gears are meshed at two sides of the driving gear; the utility model discloses a cooperation of drive shaft, driving gear, driven gear and branch bridge gangbar is used, and the drive shaft can drive the driving gear at the pivoted in-process and make driven gear rotate simultaneously, and driven gear can drive other linkage gears and make the branch bridge gangbar rotate, can drive the branch bridge drive shaft through the branch bridge gangbar and rotate simultaneously, has guaranteed driving wheel's synchronization, very big reduction the required load that bears of well axle housing, improved the life of this well axle.

Description

Improved generation intermediate axle assembly

Technical Field

The utility model relates to an automotive transmission technical field especially relates to an improved generation middle axle assembly.

Background

The intermediate axle is generally connected to the frame of the vehicle together with the rear axle via a suspension, and the vehicle wheels are mounted at both ends. The function of the middle axle is to transmit the acting force between the vehicle frame or the bearing type vehicle body and the wheels in all directions.

In the prior art, the middle axle housing and the rear axle housing have the same function, and need to be installed and supported a main speed reducer, a differential mechanism, a half shaft, a hub, a suspension and the like, so that the axial relative positions of a left driving wheel and a right driving wheel are fixed, the middle axle housing needs to bear excessive load, and internal driving components are easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the internal driving component is damaged because the middle axle housing is needed to bear too much load in the prior art, and providing an improved middle axle assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an improved generation middle axle assembly, includes the middle axle pontic, the equal fixed mounting in both ends of middle axle pontic has the linkage protecting crust, the inside fixed mounting of linkage protecting crust has the drive copper sheathing, the inside of drive copper sheathing is provided with the driving gear, the driving gear cup joints the surface at the drive shaft, the both sides meshing of driving gear has driven gear, driven gear's bottom meshing has first linkage gear, the bottom fixedly connected with gear gangbar of first linkage gear, the bottom of gear gangbar run through the inside of lag cylinder and with second linkage gear fixed connection, second linkage gear meshing has the third linkage gear, third linkage gear fixed connection is in the one end of branch bridge gangbar.

Preferably, the protective sleeve is fixedly installed at the bottom of the linkage protective shell, and the bottom of the protective sleeve is fixedly connected with the linkage rod stabilizing clamp.

Preferably, the third driving gear and the bridging linkage rod are arranged inside the linkage rod stabilizing clamp, and the driving shaft is arranged inside the middle bridge body.

Preferably, the inside fixed mounting of well axle body has the axle housing, the one end fixed mounting that well axle body was kept away from to the linkage protecting crust has the wheel hub assembly.

Preferably, one side of the inside of the wheel hub assembly is provided with a brake assembly, and one side of the top of the wheel hub assembly is fixedly provided with an air chamber.

Preferably, an oil injection pipe is inserted into the linkage protective shell, one end of the oil injection pipe extends into the drive copper sleeve, and an oil outlet is formed in the inner wall of the drive copper sleeve.

Compared with the prior art, the utility model provides an improved generation middle axle assembly possesses following beneficial effect:

1. the utility model discloses, cooperation through drive shaft, driving gear, driven gear and branch bridge gangbar is used, the drive shaft can drive the driving gear at the pivoted in-process and make driven gear rotate simultaneously, driven gear can drive other link gear and make the branch bridge gangbar rotate, can drive the branch bridge drive shaft through the branch bridge gangbar and rotate simultaneously, the synchronization of driving wheel has been guaranteed, very big reduction the required load that bears of well axle housing, the life of this well axle has been improved, and stability is better.

2. The utility model discloses, cooperation through drive copper sheathing, notes oil pipe and oil outlet is used, and the staff can be past injecting lubricating oil in the drive copper sheathing through annotating the oil pipe, reduces the frictional force that produces between the inside linkage component, prolongs its life, and because overall structure is simple compact, the cost of manufacture is lower, has good practicality.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses guaranteed the synchronization of driving wheel, very big reduction the required bearing load of well axle housing, improved the life of this well axle, and stability is better.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the linkage protection shell of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the link rod clip of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the driving copper sleeve of the present invention.

In the figure: 1. a middle bridge body; 2. a linkage protective shell; 3. driving the copper sleeve; 4. a driving gear; 5. a drive shaft; 6. a driven gear; 7. a first linkage gear; 8. a gear linkage rod; 9. a protective sleeve; 10. a second linkage gear; 11. a third driving gear; 12. a bridging linkage rod; 13. the linkage rod is used for fixing the clamp; 14. an axle housing; 15. a hub assembly; 16. a brake assembly; 17. an air chamber; 18. an oil filling pipe; 19. an oil outlet.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an improved middle axle assembly comprises a middle axle body 1, a linkage protective shell 2 is fixedly installed at both ends of the middle axle body 1, a driving copper sleeve 3 is fixedly installed inside the linkage protective shell 2, a driving gear 4 is arranged inside the driving copper sleeve 3, the driving gear 4 is sleeved on the outer surface of a driving shaft 5, the driving shaft 5 can drive the driving gear 4 to rotate in the driving copper sleeve 3 after operation, driven gears 6 are meshed at both sides of the driving gear 4, a first linkage gear 7 is meshed at the bottom of the driven gear 6, the driving gear 4 can drive the driven gear 6 to rotate the first linkage gear 7 in the rotating process, a gear linkage rod 8 is fixedly connected at the bottom of the first linkage gear 7, the bottom end of the gear linkage rod 8 penetrates through the inside of a cylinder 9 and is fixedly connected with a second linkage gear 10, a third linkage gear 11 is meshed with the second linkage gear 10, after the first linkage gear 7 rotates, the second linkage gear 10 can be driven to rotate through the gear linkage rod 8, the second linkage gear 10 drives the gear linkage rod 8 to rotate through the third linkage gear 11, the bridge-dividing linkage rod 12 can drive the bridge-dividing driving shaft to simultaneously rotate, the synchronization of driving wheels is guaranteed, the load required to be borne by the middle axle housing is greatly reduced, the service life of the middle axle is prolonged, the third linkage gear 11 is fixedly connected to one end of the bridge-dividing linkage rod 12, the protecting sleeve 9 is fixedly arranged at the bottom of the linkage protecting shell 2, the bottom of the protecting sleeve 9 is fixedly connected with a linkage rod stabilizing clamp 13, the internal linkage member can be protected through the arrangement of the protecting sleeve 9 and the linkage rod stabilizing clamp 13, the third linkage gear 11 and the bridge-dividing linkage rod 12 are both arranged inside the linkage rod stabilizing clamp 13, the driving shaft 5 is arranged inside the middle axle body 1, the inside fixed mounting of well axle body 1 has axle housing 14, the one end fixed mounting that well axle body 1 was kept away from to linkage protecting crust 2 has wheel hub assembly 15, the inside one side of wheel hub assembly 15 is provided with brake assembly 16, one side fixed mounting at wheel hub assembly 15 top has air chamber 17, it has oiling pipe 18 to peg graft in the inside of linkage protecting crust 2, the one end of oiling pipe 18 extends to the inside of drive copper sheathing 3, the staff can be toward injecting lubricating oil in the drive copper sheathing 3 through oiling pipe 18, reduce the frictional force that produces between the inside linkage component, prolong its life, oil outlet 19 has been seted up to the inner wall of drive copper sheathing 3.

In the utility model, through the matching use of the driving shaft 5, the driving gear 4, the driven gear 6 and the bridging linkage rod 12, the driving shaft 5 can drive the driving gear 4 to make the driven gear 6 rotate simultaneously in the rotating process, the driven gear 6 can drive other linkage gears to make the bridging linkage rod 12 rotate, the bridging linkage rod 12 can drive the bridging driving shaft to rotate simultaneously, the synchronization of the driving wheels is ensured, the load required to be born by the middle axle housing is greatly reduced, the service life of the middle axle is prolonged, the stability is better, through the matching use of the driving copper bush 3, the oil injection pipe 18 and the oil outlet 19, a worker can inject lubricating oil into the driving copper bush 3 through the oil injection pipe 18, the friction force generated between internal linkage components is reduced, the service life is prolonged, and because the whole structure is simple and compact, the manufacturing cost is lower, has good practicability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An improved middle axle assembly comprises a middle axle body (1) and is characterized in that linkage protective shells (2) are fixedly mounted at two ends of the middle axle body (1), a driving copper sleeve (3) is fixedly mounted inside the linkage protective shells (2), a driving gear (4) is arranged inside the driving copper sleeve (3), the driving gear (4) is sleeved on the outer surface of a driving shaft (5), driven gears (6) are meshed at two sides of the driving gear (4), a first linkage gear (7) is meshed at the bottom of the driven gear (6), a gear linkage rod (8) is fixedly connected at the bottom of the first linkage gear (7), the bottom end of the gear linkage rod (8) penetrates through the inside of a protective sleeve (9) and is fixedly connected with a second linkage gear (10), and a third linkage gear (11) is meshed with the second linkage gear (10), and the third driving gear (11) is fixedly connected to one end of the bridging linkage rod (12).

2. The improved middle axle assembly according to claim 1, wherein the protective sleeve (9) is fixedly arranged at the bottom of the linkage protective shell (2), and the bottom of the protective sleeve (9) is fixedly connected with a linkage rod stabilizing clamp (13).

3. An improved intermediate axle assembly according to claim 2, characterized in that the third gear (11) and the bridging linkage (12) are both arranged inside the linkage rod securing clamp (13), and the drive shaft (5) is arranged inside the intermediate axle body (1).

4. The improved intermediate axle assembly as claimed in claim 1, wherein an axle housing (14) is fixedly mounted inside the intermediate axle body (1), and a hub assembly (15) is fixedly mounted at one end of the linkage protection shell (2) far away from the intermediate axle body (1).

5. An improved intermediate axle assembly as claimed in claim 4, wherein a brake assembly (16) is arranged at one side of the inside of the hub assembly (15), and an air chamber (17) is fixedly arranged at one side of the top of the hub assembly (15).

6. The improved medium axle assembly as claimed in claim 1, wherein an oil injection pipe (18) is inserted into the linkage protective shell (2), one end of the oil injection pipe (18) extends into the drive copper bush (3), and an oil outlet (19) is formed in the inner wall of the drive copper bush (3).