CN217355287U

CN217355287U - Vehicle cross axle with high protection function

Info

Publication number: CN217355287U
Application number: CN202221160079.0U
Authority: CN
Inventors: 倪永康; 翁学军
Original assignee: Hangzhou Wankang Transmission Technology Co ltd
Current assignee: Hangzhou Wankang Transmission Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-09-02
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses an automobile-used cross with high safeguard function relates to automobile spare and accessory part technical field. The universal joint pin comprises a universal joint pin body, an outer casing, a corrugated telescopic sleeve and a movable bearing, wherein the universal joint pin body is located in the outer casing, the movable bearing is sleeved on a shaft neck of the universal joint pin body, one end of the corrugated telescopic sleeve is clamped with a port of the outer casing, and the other end of the corrugated telescopic sleeve is sleeved with the movable bearing. This automobile-used cross axle with high safeguard function, wrap up the cross axle in it through the outer shell of assembly to be used for isolated external environment, and corrugated expansion sleeve itself has flexible nature, can change the protection scope according to the length of cross axle journal, avoid impurity such as dust in the adhesion of oil blanket department, can play good protection to the cross axle, the life of extension cross axle, and outer shell is detachable design, do benefit to the installation, and under the condition of not disassembling outer shell, the end cover of setting also does benefit to the later stage and adds lubricating oil.

Description

Vehicle cross axle with high protection function

Technical Field

The utility model relates to an automobile spare and accessory part technical field specifically is an automobile-used cross axle with high safeguard function.

Background

A cross shaft is also called a universal joint, is a part for realizing variable-angle power transmission, is used for needing to change the position of the direction of a transmission axis, is a joint part of a universal transmission device of an automobile driving system, is combined with a transmission shaft and is called a universal joint transmission device, the universal joint transmission device is arranged between an output shaft of a speed changer and an input shaft of a main speed reducer of a drive axle on a vehicle driven by a front engine and a rear wheel, the transmission shaft is omitted from the vehicle driven by the front engine and the universal joint is arranged between a front axle half shaft which is in charge of driving and steering and wheels.

The universal joint transmission device is usually exposed under a chassis, the working environment is severe, the exposed metal surface of the universal joint is easy to rust due to the peeling of paint under the erosion of wind sand, muddy water, dust and the like, and the rubber oil seal is easy to lose efficacy due to aging, so that the performance and the service life of the steering transmission shaft are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automobile-used cross with high safeguard function to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vehicle cross axle with a high protection function comprises a cross axle body, an outer casing, a corrugated telescopic sleeve and a movable bearing, wherein the cross axle body is positioned in the outer casing;

the outer housing comprises a rear half housing, a front half housing and an end cover, the rear half housing and the front half housing are clamped, and the end cover is installed on the rear half housing and the front half housing in a threaded mode.

Furthermore, an oil duct is arranged in the cross axle body, and an oil nozzle is arranged outside the cross axle body and communicated with the oil duct.

Furthermore, a roller bearing, a shaft sleeve, an oil seal seat, an oil seal ring and an oil seal baffle disc are sequentially arranged on a shaft neck of the cross shaft body, the roller bearing and the oil seal seat are sequentially positioned in the shaft sleeve, the oil seal baffle disc is positioned in the oil seal seat, and the oil seal ring is positioned in the oil seal baffle disc.

Furthermore, the movable bearing is sleeved on the shaft sleeve, and the corrugated telescopic sleeve wraps the shaft neck of the shaft body of the cross shaft.

Furthermore, be equipped with the card post on the latter half casing, be equipped with the round hole on the preceding half casing, and through round hole and card post and latter half casing joint.

Furthermore, the rear half shell and the front half shell are both provided with through openings, and the end covers are installed on the through openings in a threaded mode.

Compared with the prior art, the utility model provides an automobile-used universal joint pin with high safeguard function possesses following beneficial effect:

this automobile-used cross axle with high safeguard function, wrap up the cross axle in it through the outer shell of assembly to be used for isolated external environment, and corrugated expansion sleeve itself has flexible nature, can change the protection scope according to the length of cross axle journal, avoid impurity such as dust in the adhesion of oil blanket department, can play good protection to the cross axle, the life of extension cross axle, and outer shell is detachable design, do benefit to the installation, and under the condition of not disassembling outer shell, the end cover of setting also does benefit to the later stage and adds lubricating oil.

Drawings

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

FIG. 2 is a front view of the outer casing of the present invention;

fig. 3 is a side view of the outer casing of the present invention;

fig. 4 is a schematic view of the journal portion structure of the cross axle body of the present invention.

In the figure: 1. a cross-axle body; 2. an outer casing; 3. a corrugated expansion sleeve; 4. a movable bearing; 5. a rear half housing; 6. a front half-shell; 7. an end cap; 8. an oil passage; 9. a nozzle tip; 10. a roller bearing; 11. a shaft sleeve; 12. an oil seal seat; 13. an oil seal ring; 14. an oil seal blocking disc; 15. clamping the column; 16. a circular hole; 17. and (6) a port.

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.

Referring to fig. 1-4, the present invention discloses a cross axle with high protection function for vehicle, which comprises a cross axle body 1, an outer casing 2, a corrugated expansion sleeve 3 and a movable bearing 4, wherein the cross axle body 1 is located in the outer casing 2, the movable bearing 4 is sleeved on the shaft neck of the cross axle body 1, one end of the corrugated expansion sleeve 3 is connected with the port of the outer casing 2 in a clamping manner, and the other end is sleeved with the movable bearing 4, the cross axle is wrapped in the outer casing 2 by assembling to isolate the external environment, the corrugated expansion sleeve 3 has the expansion property, the protection range can be changed according to the length of the shaft neck of the cross axle, the adhesion of impurities such as dust on the oil seal can be avoided, the cross axle can be well protected, the service life of the cross axle can be prolonged, and the outer casing 2 is designed to be detachable, which is beneficial to installation, and under the condition that the outer casing 2 is not disassembled, the end cover 7 is also beneficial to adding lubricating oil in the later period;

the outer casing 2 comprises a rear half casing 5, a front half casing 6 and an end cover 7, the rear half casing 5 and the front half casing 6 are clamped, and the end cover 7 is installed on the rear half casing 5 and the front half casing 6 in a threaded mode.

Specifically, an oil duct 8 is arranged in the cross axle body 1, an oil nozzle 9 is arranged outside the cross axle body 1, and the oil nozzle 9 is communicated with the oil duct 8.

In this embodiment, in order to ensure that the working state of the cross shaft is stable, the roller bearing 10 needs to be periodically added with lubricating oil to ensure the using effect, lubricating grease is injected into the oil duct 8 through the oil nozzle 9, and the lubricating grease flows into the roller bearing 10 from the end of the cross shaft to lubricate.

Specifically, install roller bearing 10, axle sleeve 11, oil seal seat 12, oil seal ring 13 and oil blanket fender dish 14 on the axle journal of cross axle axis body 1 in proper order, roller bearing 10 and oil seal seat 12 are located axle sleeve 11 in proper order, oil blanket fender dish 14 is located oil seal seat 12, oil seal ring 13 is located oil blanket fender dish 14.

In this embodiment, after the lubricating oil is injected into the inner cavity of the cross shaft, the lubricating oil is sealed, and the oil seal is applied to the journal portion, thereby preventing the oil from leaking to the outside and preventing the dust and the like from entering from the outside.

Specifically, the movable bearing 4 is sleeved on the shaft sleeve 11, and the corrugated telescopic sleeve 3 is wrapped on the shaft neck of the cross shaft body 1.

In this embodiment, the one end of the corrugated telescopic sleeve 3 is installed on the shaft sleeve 11 through the movable bearing 4, so that interference is avoided when the shaft sleeve 11 rotates.

Specifically, be equipped with card post 15 on the latter half casing 5, be equipped with round hole 16 on the preceding half casing 6, and through round hole 16 and card post 15 and latter half casing 5 joint.

In this embodiment, the front half-shell 6 is clamped with the rear half-shell 5 through the circular hole 16 and the clamping column 15, so that the front half-shell and the rear half-shell are convenient to disassemble and assemble.

Specifically, rear half casing 5 and preceding half casing 6 all are equipped with through opening 17, end cover 7 threaded mounting is on through opening 17.

In this embodiment, the end cap 7 is screwed to the rear half case 5 and the front half case 6 through the through hole 17, and when the lubricating oil is added at the later stage, it is unscrewed and injected through the oil nipple 9.

When using, wrap up the cross axle in it through the outer shell 2 of assembly to be used for isolated external environment, and ripple telescopic sleeve 3 itself has flexible nature, can change the protection scope according to the length of cross axle journal, avoid impurity such as dust in the adhesion of oil blanket department, can play good protection to the cross axle, the life of extension cross axle, and outer shell 2 is detachable design, do benefit to the installation, and under the condition of not disassembling outer shell 2, the end cover 7 of setting also does benefit to the later stage and adds lubricating oil.

In conclusion, this automobile-used cross axle with high safeguard function wraps up the cross axle in it through assembling outer shell 2 to be used for isolated external environment, and corrugated expansion sleeve 3 itself has flexible nature, can change the protection scope according to the length of cross axle journal, avoids impurity such as dust in the adhesion of oil blanket department, can play good protection to the cross axle, prolongs the life of cross axle, and outer shell 2 is detachable design, does benefit to the installation, and under the condition of not disassembling outer shell 2, the end cover 7 of setting also does benefit to the later stage and adds lubricating oil.

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 an automobile-used cross axle with high safeguard function, includes cross axle body (1), outer cover shell (2), flexible cover of ripple (3) and loose bearing (4), its characterized in that: the universal joint pin shaft body (1) is positioned in the outer casing (2), the movable bearing (4) is sleeved on a shaft neck of the universal joint pin shaft body (1), one end of the corrugated telescopic sleeve (3) is clamped with a port of the outer casing (2), and the other end of the corrugated telescopic sleeve is sleeved with the movable bearing (4);

the outer casing (2) comprises a rear half casing (5), a front half casing (6) and an end cover (7), the rear half casing (5) and the front half casing (6) are clamped, and the end cover (7) is installed on the rear half casing (5) and the front half casing (6) in a threaded mode.

2. The cross for vehicle with high protection function according to claim 1, wherein: an oil duct (8) is arranged in the cross shaft body (1), an oil nozzle (9) is arranged outside the cross shaft body (1), and the oil nozzle (9) is communicated with the oil duct (8).

3. The cross for vehicle with high protection function according to claim 1, wherein: install roller bearing (10), axle sleeve (11), oil seal seat (12), oil seal circle (13) and oil blanket fender dish (14) on the axle journal of cross axle axis body (1) in proper order, roller bearing (10) and oil seal seat (12) are located axle sleeve (11) in proper order, oil blanket fender dish (14) are located oil seal seat (12), oil seal circle (13) are located oil blanket fender dish (14).

4. The cross for vehicle with high protection function according to claim 3, wherein: the movable bearing (4) is sleeved on the shaft sleeve (11), and the corrugated telescopic sleeve (3) is wrapped on the shaft neck of the cross shaft body (1).

5. The cross for vehicle with high protection function according to claim 1, wherein: be equipped with card post (15) on latter half casing (5), be equipped with round hole (16) on preceding half casing (6), and through round hole (16) and card post (15) and latter half casing (5) joint.

6. The cross for vehicle with high protection function according to claim 1, wherein: last half casing (5) and the preceding half casing (6) all are equipped with opening (17), end cover (7) threaded mounting is on opening (17).