Pressure-resistant and deformation-resistant axle housing

Abstract

The pressure-resistant and deformation-resistant axle housing comprises an axle housing main body, a mounting hole, a mounting flange and two groups of axle tubes, mounting protective sleeve plates are mounted on the outer sides of the two sides of the axle housing main body in a sleeving manner, mounting supporting columns are mounted at the top ends of the mounting protective sleeve plates, and a mounting top plate is mounted at the top ends of the mounting supporting columns; a sliding cavity is formed in the inner side of the mounting protection sleeve plate, a compression oil injection assembly is slidably arranged on the inner side of the sliding cavity, the compression oil injection assembly is composed of an oil storage box, oil absorption cotton and an extrusion plate, and the bottom end of the compression oil injection assembly is connected with an extrusion assembly; the axle housing has the advantages that the external installation supporting structure and the hollow internal elastic vibration and pressure reduction structure are matched with each other, so that the cost of pressure resistance protection is reduced, vibration abrasion is reduced, durability is improved, the lubricating convenience of all parts of the axle housing is improved through the built-in compression adsorption type automatic lubricating structure, and the service life of the axle housing is prolonged. And the use effect of the axle housing is also improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge shells, in particular to a bridge shell that is resistant to pressure and deformation. Background Art

[0002] The bridge housing is the assembly base for the main reducer, differential, half-axles and wheels. Its main function is to support and protect the main reducer, differential and half-axles, etc. The use of bridge housings in the automotive industry is very critical, so a bridge housing with higher pressure resistance and deformation resistance is needed to improve the durability of the bridge housing.

[0003] The existing pressure-resistant and deformation-resistant bridge housing still has some problems when in use. First, the existing pressure-resistant bridge housing is mainly set up by changing the material of the bridge housing body to improve the hardness, or adding more metal protective components for protection. This not only has a high cost for pressure-resistant protection, but also the bridge housing and various joints are prone to wear due to vibration, the protectiveness of the metal is still reduced, and the durability of the bridge housing is also reduced. Secondly, in order to improve the hardness of some existing bridge housings, the density of the bridge housing is increased, the sealing of various joints is enhanced, and the filling of lubricating oil is also more complicated and inconvenient, which reduces the use effect of the bridge housing. Utility Model Content

[0004] The utility model aims to solve one of the technical problems existing in the prior art or related technology.

[0005] To this end, the technical solution adopted in this utility model is:

[0006] A pressure-resistant and deformation-resistant bridge housing comprises a bridge housing body, a mounting hole, a mounting flange and two groups of axle tubes, mounting protective sleeves are sleeved and installed on the outer sides of both sides of the bridge housing body, mounting support columns are installed on the top of the mounting support columns, and mounting top plates are installed on the top of the mounting support columns, a sliding cavity is opened on the inner side of the mounting protective sleeve, and a compression oil injection assembly is slidably provided on the inner side of the sliding cavity, the compression oil injection assembly is respectively composed of an oil storage box, oil absorbing cotton and an extrusion plate, the bottom end of the compression oil injection assembly is connected with an extrusion assembly, and the extrusion assembly is respectively composed of an extrusion column block and a clamping groove, empty grooves are symmetrically opened on the upper and lower sides of the interior of the bridge housing body, an extrusion top plate is provided on the inner side wall of the empty groove, an elastic support assembly is penetrated between the two sides of the extrusion top plate, and the elastic support assembly is respectively composed of a support rod and an extrusion spring.

[0007] In a preferred example, the present invention can be further configured as follows:

[0008] By adopting the above technical solution, one end of the extrusion column block passes through the abutment between the installation protection sleeve plate and the bridge housing body and abuts against the extrusion top plate, and the other end passes through the bottom end of the oil storage box and is connected to the extrusion plate.

[0009] In a preferred example, the present invention can be further configured as follows:

[0010] By adopting the above technical solution, the extrusion spring is sleeved on the outer side of the support rod, the clamping groove is opened inside the end of the extrusion column block close to the extrusion top plate, one end of the support rod is slidably clamped on the inner side of the clamping groove, and both ends of the support rod pass through the extrusion top plate.

[0011] In a preferred example, the present invention can be further configured as follows:

[0012] By adopting the above technical solution, the oil-absorbing cotton is filled in the oil storage box, and the extrusion plate abuts against the bottom end of the oil-absorbing cotton.

[0013] In a preferred example, the present invention can be further configured as follows:

[0014] By adopting the above technical solution, an adsorption oil guide pipe is embedded and installed inside the bridge housing body, and multiple extension ends of the adsorption oil guide pipe respectively penetrate the support rod and the bridge housing body and are connected with the interior of the oil storage box, the mounting flange and the inner side of the mounting hole.

[0015] In a preferred example, the present invention can be further configured as follows:

[0016] By adopting the above technical solution, an oil filling groove communicating with the interior of the oil storage box is opened inside the mounting support column, and a sealing plug cover is embedded and clamped on the mounting support column at the front end of the top end of the oil filling groove.

[0017] In a preferred example, the present invention can be further configured as follows:

[0018] By adopting the above technical solution, the mounting hole is opened at the front end of the middle part of the bridge housing body, the shaft tube is embedded and clamped with the mounting flange, and the mounting flange is connected to the two side ends of the bridge housing body.

[0019] By adopting the above technical solution, the beneficial effects achieved by the utility model are as follows:

[0020] 1. In the utility model, an empty slot, an extrusion assembly, an elastic support assembly and an installation support column are provided. When in use, the installation top plate on the installation support column is connected and installed with the fixed structure of the automobile. When the automobile moves or carries a load, the gravity and vibration force it is subjected to are reduced by the elastic effect of the extrusion assembly squeezing the elastic support group in the empty slot and the extrusion spring, thereby reducing vibration and reducing pressure. This not only reduces the cost of pressure-resistant protection, but also reduces vibration wear and improves the durability of the bridge housing.

[0021] 2. In the utility model, an adsorption oil guide pipe and a compression oil injection component are provided. When in use, the extrusion vibration effect of the elastic support component and the extrusion component in the above beneficial effects causes the lubricating oil stored in the oil-absorbing cotton in the oil storage box composed of the compression oil injection component to be introduced into the connection between each component through the adsorption oil guide pipe due to the extrusion of the extrusion plate for lubrication. This not only improves the convenience of filling the lubricating oil, but also improves the use effect of the bridge housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view structural schematic diagram of an embodiment of the utility model;

[0023] Figure 2 This is a front view cross-sectional schematic diagram of the internal structure of an embodiment of the utility model;

[0024] Figure 3 This is a schematic diagram showing the partially enlarged structure of the connection between the installation protection cover plate and the bridge housing body according to one embodiment of the utility model.

[0025] Reference numerals:

[0026] 1. Bridge housing body; 2. Install protective sleeve; 3. Install flange; 4. Axle tube; 5. Install support column; 6. Sealing plug cover; 7. Extrusion assembly; 701. Extrusion column block; 702. Snap-in groove; 8. Elastic support assembly; 801. Support rod; 802. Extrusion spring; 9. Compression oil injection assembly; 901. Oil storage box; 902. Oil absorbent cotton; 903. Extrusion plate; 10. Extrusion top plate; 11. Empty groove; 12. Mounting hole; 13. Adsorption oil guide pipe fitting; 14. Sliding cavity; 15. Oil injection groove; 16. Install top plate. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0028] It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention.

[0029] A pressure-resistant and deformation-resistant bridge housing provided by some embodiments of the utility model will be described below in conjunction with the accompanying drawings.

[0030] Embodiment 1:

[0031] Combination Figure 1-Figure 3 As shown, the utility model provides a bridge housing that is resistant to pressure and deformation.

[0032] Specifically, it includes a bridge housing body 1, a mounting hole 12, a mounting flange 3 and two groups of shaft tubes 4. The outer sides of the two sides of the bridge housing body 1 are sleeved with mounting protective sleeves 2, the top of the mounting protective sleeve 2 is mounted with a mounting support column 5, the top of the mounting support column 5 is mounted with a mounting top plate 16, and the inner side of the mounting protective sleeve 2 is provided with a sliding cavity 14. The sliding cavity 14 is mainly used to facilitate the up and down movement of the oil storage box 901 composed of the compression oil injection assembly 9. The inner side of the sliding cavity 14 is slidably provided with a compression oil injection assembly 9, and the compression oil injection assembly 9 is respectively composed of an oil storage box 901, oil absorbing cotton 902 and an extrusion plate 903. The bottom end of the compression oil injection assembly 9 is connected with an extrusion assembly 7, and the extrusion assembly 7 is respectively composed of an extrusion column block 701 and a clamping groove 702. Empty grooves 11 are symmetrically opened on the upper and lower sides of the interior of the bridge housing body 1, and an extrusion top plate 10 is provided on the inner side wall of the empty groove 11. An elastic support assembly 8 is penetrated between the two sides of the extrusion top plate 10, and the elastic support assembly 8 is respectively composed of support rods 8 01 and an extrusion spring 802, one end of the extrusion column block 701 passes through the abutment between the installation protection sleeve plate 2 and the bridge housing body 1 and abuts against the extrusion top plate 10, and the other end passes through the bottom end of the oil storage box 901 and is connected to the extrusion plate 903, the extrusion spring 802 is sleeved on the outer side of the support rod 801, and the clamping groove 702 is opened inside the end of the extrusion column block 701 close to the extrusion top plate 10, one end of the support rod 801 is slidably clamped on the inner side of the clamping groove 702, and both ends of the support rod 801 pass through the extrusion top plate 10, the extrusion top plate 10 is mainly used to extrude the extrusion spring 802 and reduce the wear of the inner wall of the bridge housing body 1 caused by elastic vibration. When the above-mentioned components are used, the empty groove 11 reduces the material used in the bridge housing body 1, and through the extrusion component 7 set between the internal elastic support component 8 and the installation protection sleeve plate 2, the elastic vibration and extrusion force of the installation support column 5 are reduced, the vibration extrusion and wear of the bridge housing are reduced, and the durability is improved.

[0033] Embodiment 2:

[0034] Combination Figure 1 , Figure 2 and Figure 3 As shown, based on the first embodiment,

[0035] Specifically, the oil-absorbing cotton 902 is filled in the interior of the oil storage box 901, the extrusion plate 903 is in contact with the bottom end of the oil-absorbing cotton 902, and an adsorption oil guide pipe 13 is embedded in the interior of the bridge housing body 1. The multiple extending ends of the adsorption oil guide pipe 13 respectively penetrate the support rod 801 and the bridge housing body 1 and are connected with the interior of the oil storage box 901, the mounting flange 3 and the inner side of the mounting hole 12. The interior of the mounting support column 5 is provided with an oil filling groove 15 connected with the interior of the oil storage box 901. The top front end of the oil filling groove 15 is located on the mounting support column 5 and is embedded with a sealing plug cover 6, which is mainly used to seal the oil filling groove 15 to prevent dust from entering. The use of the above-mentioned components and the extrusion and vibration effect of the elastic support component 8 and the extrusion component 7 in the first embodiment make the lubricating oil in the oil-absorbing cotton 902 in the oil storage box 901 be guided to the connecting components through the adsorption oil guide pipe 13 for lubrication, thereby improving the lubrication convenience of the bridge housing and improving the overall use effect.

[0036] Combination Figure 1 and Figure 2 As shown, in the above embodiment,

[0037] Specifically, the mounting hole 12 is opened at the front end of the middle part of the axle housing body 1 , the shaft tube 4 is embedded and clamped with the mounting flange 3 , and the mounting flange 3 is connected to both side ends of the axle housing body 1 .

[0038] The working principle and use process of the utility model are as follows: First, when using, the mounting top plate 16 on the mounting support column 5 is connected and installed with the fixed structure of the automobile. When the automobile moves or carries loads, the gravity and vibration force it receives squeeze the oil injection component 9 and squeeze the extrusion component 7 through the mounting support column 5, so that the extrusion top plate 10 in the empty groove 11 squeezes the extrusion spring 802 composed of the elastic support component 8, and one end of the support rod 801 slides and retracts along the clamping groove 702 in the extrusion column block 701 composed of the extrusion component 7, so that the elastic effect of the extrusion spring 802 is used to reduce vibration and reduce pressure, which not only reduces the pressure protection The cost is reduced, vibration wear is reduced, and the durability of the bridge housing is improved. Secondly, when in use, the lubricating oil is first injected into the oil storage box 901 through the oil filling groove 15 by opening the sealing plug cover 6, and is absorbed and stored by the oil absorbing cotton 902. The extrusion and vibration action of the elastic support component 8 and the extrusion component 7 compresses the lubricating oil stored in the oil absorbing cotton 902 in the oil storage box 901 composed of the oil filling component 9. Due to the extrusion of the extrusion plate 903, the lubricating oil is introduced into the connection between the mounting flange 3 and the shaft tube 4, including the side of the mounting hole 12, through the adsorption oil guide pipe 13 for lubrication. This not only improves the convenience of filling the lubricating oil, but also improves the use effect of the bridge housing.

[0039] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A pressure-resistant and deformation-resistant bridge housing, comprising a bridge housing body (1), a mounting hole (12), a mounting flange (3) and two sets of axle tubes (4), characterized in that: The outer sides of the bridge housing body (1) are sleeved with mounting protection sleeves (2), the top of the mounting protection sleeve (2) is mounted with mounting support columns (5), the top of the mounting support columns (5) is mounted with mounting top plates (16), the inner side of the mounting protection sleeve (2) is provided with a sliding cavity (14), the inner side of the sliding cavity (14) is provided with a compression oil injection assembly (9), the compression oil injection assembly (9) is respectively composed of an oil storage box (901), oil absorbing cotton (902) and an extrusion plate (903), the compression The bottom end of the oil injection assembly (9) is connected to an extrusion assembly (7), and the extrusion assembly (7) is composed of an extrusion column block (701) and a clamping groove (702). The upper and lower sides of the interior of the bridge housing body (1) are symmetrically penetrated with empty grooves (11), and the inner side wall of the empty groove (11) is provided with an extrusion top plate (10). An elastic support assembly (8) is penetrated between the two sides of the extrusion top plate (10), and the elastic support assembly (8) is composed of a support rod (801) and an extrusion spring (802).

2. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: One end of the extrusion column block (701) passes through the abutment between the mounting protection sleeve plate (2) and the bridge housing body (1) and abuts against the extrusion top plate (10), and the other end passes through the bottom end of the oil storage box (901) and is connected to the extrusion plate (903).

3. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: The extrusion spring (802) is sleeved on the outer side of the support rod (801), the clamping groove (702) is opened inside one end of the extrusion column block (701) close to the extrusion top plate (10), one end of the support rod (801) is slidably clamped on the inner side of the clamping groove (702), and both ends of the support rod (801) pass through the extrusion top plate (10).

4. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: The oil-absorbing cotton (902) is filled in the interior of the oil storage box (901), and the squeezing plate (903) is in contact with the bottom end of the oil-absorbing cotton (902).

5. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: An adsorption oil guide pipe (13) is embedded and installed inside the bridge housing body (1), and multiple extension ends of the adsorption oil guide pipe (13) respectively penetrate the support rod (801) and the bridge housing body (1) and are connected with the inside of the oil storage box (901), the mounting flange (3) and the inner side of the mounting hole (12).

6. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: The interior of the mounting support column (5) is provided with an oil filling groove (15) which is in communication with the interior of the oil storage box (901), and the top end of the oil filling groove (15) is located on the mounting support column (5) and is embedded with a sealing plug cover (6) which is clamped thereon.

7. The pressure-resistant and deformation-resistant bridge housing according to claim 1, characterized in that: The mounting hole (12) is opened at the front end of the middle part of the bridge housing body (1), the shaft tube (4) is embedded and clamped with the mounting flange (3), and the mounting flange (3) is connected to the two side ends of the bridge housing body (1).

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