CN216478535U

CN216478535U - Cross axle joint with shock-resistant structure

Info

Publication number: CN216478535U
Application number: CN202122101698.4U
Authority: CN
Inventors: 龚白云
Original assignee: Wuxi Jinhe Machinery Co ltd
Current assignee: Wuxi Jinhe Machinery Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-05-10
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a cross shaft joint with an impact-resistant structure, which comprises a main body joint and a sealing assembly, wherein first oil injection mechanisms are arranged on two sides below the main body joint, the main body joint and the first oil injection mechanisms are mutually communicated, and the sealing assembly is arranged on one side of the inner part above the main body joint. This cross axle head with shock-resistant structure, compare with current device, through the hydraulic fluid port, can carry out the oiling to inside during the intercommunication, thereby can keep the motion lubrication degree of inside movable part, simultaneously when one-way logical oil, can discharge the oil body of inside deposit, thereby avoid lubricating oil live time overlength to influence lubricated efficiency, through arc card mouth, can conveniently be in the same place with oil pipe connection joint, the cap of will sealing is installed to the convenience simultaneously, thereby can save the time of operation around refueling, through opening sealed lid, can carry out the oiling to the top of axle sleeve, its cooperation with the hydraulic fluid port, can improve the lubrication efficiency to the device.

Description

Cross axle joint with shock-resistant structure

Technical Field

The utility model relates to the technical field of cross shaft joints, in particular to a cross shaft joint with an impact-resistant structure.

Background

The cross shaft joint is also called cross joint, i.e. universal joint, is a part for realizing angle-variable power transmission, is used for changing the position of transmission axis direction, and is a 'joint' component of universal transmission device of automobile driving system. The universal joint cross shaft journal and the bearing wear clearance are too large, the cross shaft shakes during operation, the central line of the transmission shaft deviates from the rotating central line of the transmission shaft, and the transmission shaft generates a vibration phenomenon and generates abnormal noise during operation. Wear is mainly caused by lack of lubrication.

When the existing cross shaft joint is used, when impact force such as collision occurs, the device cannot be protected, so that the device is easily damaged, and the service life of the device is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cross shaft joint with an impact-resistant structure, which aims to solve the problem that the service life of a device is influenced because the device cannot be protected when the device is subjected to impact force such as impact during use, and the device is easily damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cross axle connects with shock-resistant structure, includes that the main part connects and seal assembly, the below both sides that the main part connects are provided with first oiling mechanism, and communicate each other between main part joint and the first oiling mechanism, seal assembly sets up in the inside one side in top that the main part connects, and the top that the main part connects installs second oiling mechanism, the surface middle part that the main part connects is connected with protection machanism, and is elastic connection between protection machanism and the main part joint, the main part connects including cross axle frame and protective cover, the top mid-mounting of cross axle frame has the protective cover, protection machanism includes elasticity post, rubber sleeve and fixed spring, the surface of elasticity post is provided with the rubber sleeve, and is fixed connection between elasticity post and the protective cover, the below mid-mounting of protective cover has fixed spring.

Preferably, the main body joint further comprises a connecting column and a shaft sleeve, the connecting column is fixed on the periphery of the cross shaft frame, and the upper surface of the connecting column is connected with the shaft sleeve.

Preferably, the main body joint further comprises an inner bushing and balls, the inner bushing is arranged in the middle of the inner side of the shaft sleeve, and the balls are connected to the middle of the inner bushing.

Preferably, the first oil injection mechanism comprises an oil port and an oil guide pipe, the oil guide pipe is connected inside the oil port, and the oil port is communicated with the oil guide pipe and the cross-axle frame.

Preferably, the first oil injection mechanism further comprises an arc-shaped clamping mouth, the arc-shaped clamping mouth is arranged on the outer surface of the oil port, and the arc-shaped clamping mouth is fixedly connected with the oil port.

Preferably, the sealing assembly comprises an outer sealing sleeve and a screw, the screw penetrates through the middle of the outer sealing sleeve, and the inner surface of the outer sealing sleeve is tightly attached to the outer surface of the connecting column.

Preferably, the sealing assembly further comprises a sealing ring, the sealing ring is mounted below the inside of the shaft sleeve, and the sealing ring is fixedly connected with the shaft sleeve.

Preferably, the seal assembly further comprises an oxidation resistant layer, and the oxidation resistant layer is arranged on the outer surface of the shaft sleeve.

Preferably, the second oil injection mechanism comprises a sealing cover, a clamping ring and an oil leakage hole, the clamping ring is fixed in the middle of the surface of the sealing cover, and the oil leakage hole is formed below the sealing cover.

Compared with the prior art, the utility model provides a cross shaft joint with an impact-resistant structure, which has the following beneficial effects: this cross axle connects, can improve the sealed efficiency of device, and can improve the lubrication efficiency to the device, and simultaneously whole meeting of device can cushion the absorption with the impact force when strikeing.

1. According to the utility model, the rotation between the shaft sleeve and the connecting column can be completed through the balls, the inner bushing is made of graphite, so that the lubricating effect can be achieved, meanwhile, the friction force generated when the balls move can be reduced, the service life of the balls is prolonged, the outer interface of the shaft sleeve can be sealed through the outer bushing, the leakage of an oil body is avoided, meanwhile, the external dust can be prevented from entering a seam and being difficult to clean, the inner seam of the shaft sleeve can be sealed through the sealing ring, and the sealing efficiency of the device can be improved through the matching of the sealing ring and the outer bushing;

2. the oil filling device can fill oil into the interior when the oil filling device is communicated through the oil port, so that the movement lubrication degree of an internal movable part can be kept, meanwhile, when oil is communicated in a one-way mode, oil bodies stored in the interior can be discharged, the lubricating efficiency is prevented from being influenced by overlong use time of the lubricating oil, the oil filling device can be conveniently connected and clamped with an oil pipe through the arc-shaped clamping nozzle, and meanwhile, a sealing cap is conveniently installed, so that the operation time can be saved before and after the oil is filled, the oil can be filled above the shaft sleeve by opening the sealing cap, the lubricating efficiency of the device can be improved by matching the oil port with the oil port, and meanwhile, when a certain part is damaged, the oil filling device can be replaced and used;

3. according to the utility model, the protective cover can be formed on the outer surface of the cross shaft frame through the protective cover, the thickness of the whole outer surface can be improved, the protective cover can be supported through the fixed spring, so that impact force can be buffered and absorbed when the whole device is impacted, the device can be protected, the device is prevented from being damaged by impact, the edge of the protective cover can be protected through the elastic column, the edge of the protective cover is prevented from wearing the cross shaft frame during expansion and contraction, and dust and impurities can be prevented from entering the inner part of the protective cover to cause pollution through the rubber sleeve while the elasticity is maintained.

Drawings

FIG. 1 is a schematic top plan view of the present invention in partial cross-sectional configuration;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a schematic front view of a protective cover according to the present invention.

In the figure: 1. a body fitting; 101. a spider frame; 102. connecting columns; 103. a shaft sleeve; 104. an inner liner; 105. a ball bearing; 106. a protective cover; 2. a first oiling mechanism; 201. an oil port; 202. an oil guide pipe; 203. an arc-shaped clamping mouth; 3. a seal assembly; 301. an outer sealing sleeve; 302. a screw; 303. a seal ring; 304. an oxidation resistant layer; 4. a second oiling mechanism; 401. a sealing cover; 402. clamping a ring; 403. an oil leak hole; 5. a protection mechanism; 501. an elastic column; 502. a rubber sleeve; 503. the spring is fixed.

Detailed Description

As shown in fig. 1, a cross shaft joint with an impact-resistant structure comprises a main body joint 1 and a sealing assembly 3, wherein first oil injection mechanisms 2 are arranged on two sides below the main body joint 1, the main body joint 1 is communicated with the first oil injection mechanisms 2, the sealing assembly 3 is arranged on one side of the upper inner portion of the main body joint 1, a second oil injection mechanism 4 is arranged at the top of the main body joint 1, a protection mechanism 5 is connected to the middle of the surface of the main body joint 1, the protection mechanism 5 is elastically connected with the main body joint 1, a cross shaft frame 101, a connecting column 102 and a shaft sleeve 103 are arranged on the periphery of the cross shaft frame 101, the upper surface of the connecting column 102 is connected with the shaft sleeve 103, the main body joint 1 further comprises an inner bushing 104 and balls 105, the inner bushing 104 is arranged in the middle of the inner side of the shaft sleeve 103, the middle of the inner bushing 104 is connected with the balls 105, and the balls 105 pass through the balls 105, the rotation between the shaft sleeve 103 and the connecting column 102 can be completed, the inner bushing 104 is made of graphite, so that the lubricating effect can be achieved, the friction force generated when the ball 105 moves can be reduced, the service life of the ball 105 can be prolonged, the oil port 201 and the oil guide pipe 202 are connected with the oil guide pipe 202 inside the oil port 201, the oil port 201 is communicated with the oil guide pipe 202 and the cross shaft frame 101, the oil can be injected into the inside through the oil port 201 during communication, the movement lubrication degree of the internal movable part can be kept, meanwhile, when oil is led in one direction, oil bodies stored inside can be discharged, the lubricating efficiency is prevented from being influenced by overlong using time of the lubricating oil, the arc-shaped clamping mouth 203 is arranged on the outer surface of the oil port 201, the arc-shaped clamping mouth 203 is fixedly connected with the oil port 201, and the arc-shaped clamping mouth 203 can be conveniently connected with the oil pipe in a clamping mode, meanwhile, the sealing cap is convenient to mount, so that the operation time can be saved before and after oiling;

as shown in fig. 1-4, the sealing assembly 3 includes an outer jacket 301 and a screw 302, the screw 302 penetrates through the middle of the outer jacket 301, and the inner surface of the outer jacket 301 is tightly attached to the outer surface of the connecting column 102, the outer interface of the shaft sleeve 103 can be sealed through the outer jacket 301, thereby preventing oil from leaking, and preventing external dust from entering into the joint and being difficult to clean, the sealing ring 303 is installed below the inner portion of the shaft sleeve 103, and the sealing ring 303 is fixedly connected with the shaft sleeve 103, the inner joint of the shaft sleeve 103 can be sealed through the sealing ring 303, the sealing efficiency of the device can be improved by matching with the outer jacket 301, the oxidation-resistant layer 304 is arranged on the outer surface of the shaft sleeve 103, the second oil injection mechanism 4 includes a sealing cover 401, a clamping ring 402 and an oil leakage hole 403, the clamping ring 402 is fixed in the middle of the surface of the sealing cover 401, an oil leakage hole 403 is formed below the sealing cover 401, oil can be injected above the shaft sleeve 103 by opening the sealing cover 401, the oil can be matched with the oil port 201, the lubricating efficiency of the device can be improved, meanwhile, when a certain part is damaged, the oil can be replaced for use, the protective cover 106 is arranged in the middle of the upper part of the cross shaft frame 101, the protective mechanism 5 comprises an elastic column 501, a rubber sleeve 502 and a fixed spring 503, the rubber sleeve 502 is arranged on the outer surface of the elastic column 501, the elastic column 501 is fixedly connected with the protective cover 106, the fixed spring 503 is arranged in the middle of the lower part of the protective cover 106, a protective layer can be formed on the outer surface of the cross shaft frame 101 through the protective cover 106, the thickness of the whole outer surface can be improved, the protective cover 106 can be supported through the fixed spring 503, and therefore, when the whole device is impacted, impact force can be buffered and absorbed, thereby can protect the device, avoid the device to receive to strike and take place to damage, through elasticity post 501, can protect the edge of protective cover 106, the edge of protective cover 106 causes wearing and tearing to cross axle frame 101 when avoiding flexible, through rubber sleeve 502, can avoid dust impurity to get into the inside of protective cover 106 and cause the pollution when keeping elastic.

The working principle is as follows: when the cross shaft joint is used, firstly, the rotation between the shaft sleeve 103 and the connecting column 102 can be completed through the balls 105, then, the service life of the balls 105 can be prolonged through the inner bushing 104 which is made of graphite, so that the lubricating effect can be achieved, and meanwhile, the friction force generated when the balls 105 move can be reduced, then, the outer interface of the shaft sleeve 103 can be sealed through the outer bushing 301, so that the oil body is prevented from leaking, meanwhile, the external dust can be prevented from entering the joint and is difficult to clean, the inner joint of the shaft sleeve 103 can be sealed through the sealing ring 303, the sealing efficiency of the device can be improved through the matching of the outer bushing 301 and the inner joint, at the moment, the oil can be injected through the oil port 201 during communication, so that the movement lubrication degree of the inner movable part can be kept, and meanwhile, when the oil is communicated in a one way, the oil body stored in the inner part can be discharged, thereby avoiding the lubricating efficiency from being influenced by overlong using time of lubricating oil, then being conveniently connected and clamped with an oil pipe through the arc-shaped clamping mouth 203, and simultaneously being convenient for installing the sealing cap, thereby saving the operation time before and after oiling, then being capable of injecting oil to the upper part of the shaft sleeve 103 by opening the sealing cap 401, being matched with the oil port 201, being capable of improving the lubricating efficiency of the device, meanwhile, being capable of replacing and using when a certain part is damaged, at the moment, a protective layer can be formed on the outer surface of the cross shaft frame 101 through the protective cover 106, the thickness of the whole outer surface can be improved, then the protective cover 106 can be supported through the fixed spring 503, thereby being capable of buffering and absorbing the impact force when the whole device is impacted, thereby being capable of protecting the device and avoiding the device from being damaged by the impact, through elasticity post 501, can protect the edge of protective cover 106, the edge of protective cover 106 causes wearing and tearing to cross axle frame 101 when avoiding flexible, through rubber sleeve 502 at last, can avoid dust impurity to get into the inside of protective cover 106 and cause the pollution when keeping elasticity.

Claims

1. The utility model provides a cross axle connects with structure of shocking resistance, includes that the main part connects (1) and seal assembly (3), a serial communication port, the below both sides that the main part connects (1) are provided with first oiling mechanism (2), and communicate each other between main part joint (1) and first oiling mechanism (2), seal assembly (3) set up in the inside one side in top that the main part connects (1), and the top that the main part connects (1) installs second oiling mechanism (4), the surface middle part that the main part connects (1) is connected with protection machanism (5), and is elastic connection between protection machanism (5) and the main part joint (1), the main part connects (1) including cross axle frame (101) and protective cover (106), the top mid-mounting of cross axle frame (101) has protective cover (106), protection machanism (5) include elasticity post (501), Rubber sleeve (502) and fixed spring (503), the surface of elasticity post (501) is provided with rubber sleeve (502), and is fixed connection between elasticity post (501) and protective cover (106), the below mid-mounting of protective cover (106) has fixed spring (503).

2. The cross-member joint having an impact-resistant structure according to claim 1, wherein the body joint (1) further comprises a connection post (102) and a boss (103), the connection post (102) is fixed to a circumference of the cross-member frame (101), and the boss (103) is connected to an upper surface of the connection post (102).

3. A cross joint with impact-resistant structure according to claim 2, wherein the body joint (1) further comprises an inner bushing (104) and balls (105), the inner bushing (104) is disposed at the inner middle portion of the boss (103), and the balls (105) are connected to the middle portion of the inner bushing (104).

4. The cross-axle joint with an impact-resistant structure according to claim 1, wherein the first oil injection mechanism (2) comprises an oil port (201) and an oil guide pipe (202), the oil guide pipe (202) is connected to the inside of the oil port (201), and the oil port (201) is communicated with the oil guide pipe (202) and the cross-axle frame (101).

5. The cross-shaft joint with the impact-resistant structure according to claim 4, wherein the first oil injection mechanism (2) further comprises an arc-shaped clamping mouth (203), the arc-shaped clamping mouth (203) is arranged on the outer surface of the oil port (201), and the arc-shaped clamping mouth (203) is fixedly connected with the oil port (201).

6. The cross-shaft joint with the impact-resistant structure according to claim 1, wherein the sealing assembly (3) comprises an outer sealing sleeve (301) and a screw (302), the screw (302) penetrates through the middle part of the outer sealing sleeve (301), and the inner surface of the outer sealing sleeve (301) is tightly attached to the outer surface of the connecting column (102).

7. A cross-member joint with impact resistant structure according to claim 2, characterized in that the sealing assembly (3) further comprises a sealing ring (303), the sealing ring (303) is mounted under the inside of the bushing (103), and there is a fixed connection between the sealing ring (303) and the bushing (103).

8. The cross-member joint with impact resistant structure as claimed in claim 1, wherein said seal assembly (3) further comprises an oxidation resistant layer (304), said oxidation resistant layer (304) being provided on the outer surface of the sleeve (103).

9. The cross-shaft joint with an impact-resistant structure according to claim 1, wherein the second oiling mechanism (4) comprises a seal cover (401), a snap ring (402) and an oil leakage hole (403), the snap ring (402) is fixed to the middle of the surface of the seal cover (401), and the oil leakage hole (403) is arranged below the seal cover (401).