Automobile shock absorber

Abstract

The utility model relates to the technical field of automobile shock absorption devices, and provides an automobile shock absorber which comprises an outer support, a runner plate and a leather cup, the runner plate and the leather cup are arranged in the outer support and connected with each other, the leather cup is covered with a protective shell, at least one air hole is formed in the protective shell, and the peripheral side of the runner plate is wrapped with a reinforcing sleeve. One side of the reinforcing sleeve is bent and abuts against the protective shell to form an abutting portion, the outer support is arranged on the peripheral side of the reinforcing sleeve in a sleeving mode, and one side of the outer support is bent and abuts against the face, away from the leather cup, of the abutting portion. On the basis, the strength can be improved to better protect the leather cup, so that the performance of the shock absorber is still ensured after the shock absorber is used for a long time on a frequently bumpy road section.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of automobile shock absorbers, in particular to an automobile shock absorber. BACKGROUND

[0002] During the driving of the automobile, the automobile shock absorber plays a crucial role. When the shock absorber is in action, the connection area between the skin bowl and the flow channel plate inside the shock absorber may experience a certain degree of deformation.

[0003] After long-term use on a frequently bumpy road section, this deformation and wear may become more serious. Due to continuous vibration and impact, the material at the connection between the skin bowl and the flow channel plate may gradually fatigue, leading to a decrease in the sealing performance of the connection, and even cracks or fractures may occur, resulting in the failure of the shock absorber to absorb shock.

[0004] Therefore, it is a problem to be solved to improve the structural strength to better protect the skin bowl so as to still ensure the performance of the shock absorber after long-term use on a frequently bumpy road section. CONTENT OF THE INVENTION

[0005] In order to improve the strength to better protect the skin bowl so as to still ensure the performance of the shock absorber after long-term use on a frequently bumpy road section, the present application provides an automobile shock absorber.

[0006] The automobile shock absorber provided by the present application adopts the following technical solution:

[0007] An automobile shock absorber comprises an outer support, a flow channel plate and a skin bowl which are arranged in the outer support and connected to each other, a protective shell is arranged on the skin bowl, at least one air hole is formed in the protective shell, a reinforcing sleeve is arranged on the outer circumferential side of the flow channel plate, one side of the reinforcing sleeve is bent and abuts against the protective shell to form an abutting portion, the outer support is arranged on the outer circumferential side of the reinforcing sleeve, and one side of the outer support is bent and abuts against the side of the abutting portion away from the skin bowl.

[0008] By adopting the above technical solution, the skin bowl is protected by the protective shell, the protective shell is fixed by the abutting portion of the reinforcing sleeve, the connection strength between the skin bowl and the flow channel plate is strengthened, the reinforcing sleeve is fixed by the outer support, and the connection strength between the skin bowl and the flow channel plate is further strengthened. Therefore, the skin bowl can be better protected, and after long-term use on a frequently bumpy road section, the skin bowl and the flow channel plate can still be stably connected through the fixation of the reinforcing sleeve and the outer support, thereby ensuring the performance of the shock absorber.

[0009] Optionally, the automobile shock absorber further comprises a vulcanization main body connected to the flow channel plate, the vulcanization main body is located on the side of the flow channel plate away from the skin bowl, and the reinforcing sleeve extends and covers the outer circumferential side of the vulcanization main body.

[0010] Optionally, the outer support comprises a support body and a bending part connected with each other, the bending part gradually increases in diameter from the side close to the support body to the side away from the support body, and the side of the bending part away from the support body is bent to abut against the skin cup.

[0011] By adopting the above technical scheme, the outer support can conveniently be sleeved with the reinforcing sleeve.

[0012] Optionally, the flow channel plate is provided with an oil injection part, and an oil injection hole in communication with the oil injection part is formed.

[0013] By adopting the above technical scheme, the flow channel plate can be conveniently injected with oil through the oil injection part.

[0014] Optionally, the reinforcing sleeve is provided with a first displacement slot, the outer support is provided with a second displacement slot corresponding in position to the first displacement slot, and the oil injection part extends along the first displacement slot and the second displacement slot in sequence.

[0015] Optionally, the oil injection part comprises an oil injection part, a positioning part and a convex part connected in sequence, the convex part faces the skin cup side, the first displacement slot is formed in a shape corresponding to the shape of the oil injection part, and the oil injection part is partially located in the second displacement slot.

[0016] By adopting the above technical scheme, the oil injection part can be used to position the components during installation of the automobile shock absorber, so that the automobile shock absorber can be more conveniently and accurately installed.

[0017] Optionally, the application further comprises a partition plate, the partition plate is located on the side of the flow channel plate away from the skin cup, a gasket is arranged between the flow channel plate and the partition plate, and a plurality of convex points are arranged at intervals on both sides of the gasket.

[0018] By adopting the above technical scheme, the gasket can be used to control the flow rate of oil, and the arrangement of the convex points ensures that the gasket does not completely block the flow channel plate or the partition plate, so that the oil can flow smoothly.

[0019] Optionally, one end of the flow channel plate is connected with a mounting rod, the gasket and the partition plate are both provided with mounting holes, the mounting rod extends into the mounting holes of the gasket and the partition plate in sequence, and the gasket is slidingly arranged along the mounting rod.

[0020] In summary, the application has at least one of the following beneficial technical effects:

[0021] 1. The skin cup is protected by the protective shell, the abutting part of the reinforcing sleeve fixes the protective shell to the side of the flow channel plate, thereby increasing the connection strength between the reinforcing skin cup and the flow channel plate, the outer support abuts and fixes the reinforcing sleeve, thereby further increasing the connection strength between the reinforcing sleeve and the skin cup and the flow channel plate, so that the skin cup can be better protected, and after long-term use on a frequently bumpy road section, the skin cup and the flow channel plate can still be stably connected through the fixing of the reinforcing sleeve and the outer support, thereby ensuring the performance of the shock absorber.

[0022] 2. The lubrication part can be used to position the components during the installation of the car shock absorber, making the car shock absorber easier and more accurate to install;

[0023] 3. The oil flow rate can be controlled by the gasket, and the protrusions ensure that the gasket will not completely block the flow channel plate or baffle, allowing the oil to flow smoothly. Attached Figure Description

[0024] Figure 1 This is a cross-sectional schematic diagram of an automotive shock absorber according to an embodiment of this application;

[0025] Figure 2 This is a schematic diagram of the structure of an automotive shock absorber according to an embodiment of this application;

[0026] Figure 3 yes Figure 1 Enlarged view of point A in the middle;

[0027] Figure 4 This is an exploded schematic diagram showing the flow channel plate, baffle and gasket in the automobile shock absorber of the present application embodiment.

[0028] Reference numerals: 1. Outer bracket; 101. Bracket body; 102. Bending part; 2. Flow channel plate; 3. Leather cup; 4. Reinforcing sleeve; 5. Abutting part; 6. Vulcanizing body; 7. Oil injection part; 71. Oil injection part; 72. Positioning part; 73. Protrusion; 8. First clearance groove; 9. Second clearance groove; 10. Partition plate; 11. Gasket; 12. Protrusion; 13. Mounting rod; 14. Mounting hole; 15. Protective shell; 16. Air hole. Detailed Implementation

[0029] The following is in conjunction with the appendix Figures 1-4 This application will be described in further detail.

[0030] This application discloses an automotive shock absorber. (Refer to...) Figure 1 and Figure 2 The car shock absorber includes an outer bracket 1, a flow channel plate 2 and a cup 3 connected to each other inside the outer bracket 1, a protective shell 15 covering the cup 3, and at least one air hole 16 on the protective shell 15. In this embodiment, six air holes 16 are spaced apart along the periphery of the protective shell 15. The protective shell 15 protects the cup 3, and gas can flow along the air holes 16 during the deformation of the cup 3, so as to ensure the shock absorption effect.

[0031] The outer periphery of the flow channel plate 2 is covered with a reinforcing sleeve 4, the outer support 1 is sleeved on the outer periphery of the reinforcing sleeve 4, one side of the reinforcing sleeve 4 is bent and abuts against the protective shell 15 to form an abutting portion 5, so that the skin bowl 3 is limited, the skin bowl 3 is given a force to one side of the flow channel plate 2, and the connection strength between the skin bowl 3 and the flow channel plate 2 is strengthened. The outer support 1 is sleeved on the outer periphery of the reinforcing sleeve 4, one side of the outer support 1 is bent and abuts against the side of the abutting portion 5 away from the skin bowl 3, the reinforcing sleeve 4 is further fixed by the outer support 1, so that the connection strength between the skin bowl 3 and the flow channel plate 2 is better guaranteed, the skin bowl 3 is better protected, and the performance of the shock absorber after long-term use is guaranteed.

[0032] With reference to the foregoing Figure 1 In some embodiments, the automobile shock absorber further comprises a vulcanization body 6 connected with the flow channel plate 2, the vulcanization body 6 is located on the side of the flow channel plate 2 away from the skin bowl 3, and the reinforcing sleeve 4 extends to cover the outer periphery of the vulcanization body 6, so that the connection strength between the vulcanization body 6, the flow channel plate 2 and the skin bowl 3 can be simultaneously enhanced, and the damping performance of the automobile shock absorber after long-term use is further guaranteed.

[0033] With reference to the foregoing Figure 2 And Figure 3 In some embodiments, the outer support 1 comprises a support body 11 and a bent portion 12 which are integrally connected with each other, the diameter of the bent portion 12 gradually increases from the side close to the support body 11 to the side away from the support body 11, that is, the overall structure is similar to a horn, so that the reinforcing sleeve 4 can be conveniently and quickly sleeved. The bent portion 12 is bent and abuts against the skin bowl 3 on the side away from the support body 11.

[0034] With reference to the foregoing Figure 2 In some embodiments, the flow channel plate 2 is provided with an oil injection part 7 and an oil injection hole which is in communication with the oil injection part 7, in use, the oil injection part 7 is blocked by a steel ball, so that the oil leakage of the shock absorber during use is prevented, and when oil injection is needed, the steel ball is only needed to be removed to inject oil into the flow channel plate 2.

[0035] In some embodiments, the reinforcing sleeve 4 is provided with a first accommodation groove 8, the outer support 1 is provided with a second accommodation groove 9 corresponding in position to the first accommodation groove 8, and the oil injection part 7 extends along the first accommodation groove 8 and the second accommodation groove 9 in sequence. So that the oil injection can be more conveniently performed.

[0036] In some embodiments, the oil injection part 7 comprises an oil injection portion 71, a positioning portion 72 and a convex portion 73 which are integrally connected in sequence, the convex portion 73 is towards the side of the skin bowl 3, the first accommodation groove 8 is provided in a shape corresponding to the shape of the oil injection part 7, that is, the first accommodation groove 8 can just accommodate each part of the oil injection part 7, and the oil injection portion 71 is partially located in the second accommodation groove 9. Through the oil injection part 7 in this shape, not only the oil injection can be conveniently performed, but also the structure to be installed can be positioned and supported when the shock absorber is installed, so that the shock absorber can be quickly and accurately installed.

[0037] With reference to Figure 3 And Figure 4 In some embodiments, the automobile shock absorber further comprises a partition plate 10 located on the side of the flow channel plate 2 away from the rubber cup 3, a gasket 11 is arranged between the flow channel plate 2 and the partition plate 10, and a plurality of convex points 12 are arranged on both sides of the gasket 11. The flow rate of the oil can be controlled, the damping capacity is improved, and the convex points 12 can prevent the flow channel plate 2 and the partition plate 10 from being blocked, so that the flow rate of the oil can be better controlled.

[0038] With reference to Figure 4 In some embodiments, one end of the flow channel plate 2 is connected with a mounting rod 13, the gasket 11 and the partition plate 10 are both provided with mounting holes 14, the mounting rod 13 is sequentially inserted into the mounting holes 14 of the gasket 11 and the partition plate 10, and the gasket 11 is slidingly arranged along the mounting rod 13. By inserting the mounting rod 13 into the mounting holes 14 of the gasket 11 and the partition plate 10, the position of the gasket 11 can be limited by the flow channel plate 2 and the partition plate 10, and at the same time, the gasket 11 can slide along the mounting rod 13 under the action of the shock absorber, thereby better damping effect.

[0039] The implementation principle of the automobile shock absorber in the embodiment is as follows: the rubber cup 3 is protected by the protective shell 15, the abutting portion 5 of the reinforcing sleeve 4 abuts against the protective shell 15, the connection strength between the rubber cup 3 and the flow channel plate 2 is increased, the reinforcing sleeve 4 is fixed by the outer support 1, and the connection strength between the rubber cup 3 and the flow channel plate 2 is further increased, so that the rubber cup 3 can be better protected, and it is ensured that the rubber cup 3 and the flow channel plate 2 can be stably connected through the fixing of the reinforcing sleeve 4 and the outer support 1 after long-term use on a frequently bumpy road section, thereby ensuring the performance of the shock absorber.

[0040] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application shall be covered within the protection scope of the present application.

Claims

1. An automotive shock absorber characterized by: The application relates to an outer support (1), a flow channel plate (2) and a skin bowl (3) arranged in the outer support (1) and connected with each other, a protective shell (15) arranged on the skin bowl (3), at least one air hole (16) arranged on the protective shell (15), a reinforcing sleeve (4) arranged on the outer periphery of the flow channel plate (2), one side of the reinforcing sleeve (4) being bent and abutting against the protective shell (15) to form an abutting part (5), the outer support (1) being arranged on the outer periphery of the reinforcing sleeve (4), and one side of the outer support (1) being bent and abutting against the side of the abutting part (5) away from the skin bowl (3).

2. A shock absorber for a vehicle as claimed in claim 1, wherein: The application further comprises a vulcanization main body (6) connected with the flow channel plate (2), the vulcanization main body (6) being arranged on the side of the flow channel plate (2) away from the skin bowl (3), and the reinforcing sleeve (4) extending and covering the outer periphery of the vulcanization main body (6).

3. The shock absorber of claim 1 wherein: The outer support (1) comprises a support body (101) and a bent part (102) connected with each other, the diameter of the bent part (102) gradually increasing from the side close to the support body (101) to the side away from the support body (101), and the side of the bent part (102) away from the support body (101) being bent and abutting against the skin bowl (3).

4. The shock absorber of claim 1 wherein: The flow channel plate (2) is provided with an oil injection part (7) and an oil injection hole (not shown in the figure) in communication with the oil injection part (7).

5. A shock absorber according to claim 4, wherein: The reinforcing sleeve (4) is provided with a first accommodating groove (8), the outer support (1) is provided with a second accommodating groove (9) corresponding to the position of the first accommodating groove (8), and the oil injection part (7) extends along the first accommodating groove (8) and the second accommodating groove (9) in sequence.

6. A shock absorber for a vehicle as defined in claim 5, characterized in that: The oil injection part (7) comprises an oil injection part (71), a positioning part (72) and a convex part (73) connected in sequence, the convex part (73) is arranged on the side of the skin bowl (3), the first accommodating groove (8) is arranged in a shape corresponding to the shape of the oil injection part (7), and the oil injection part (71) is partially arranged in the second accommodating groove (9).

7. The shock absorber of claim 1 wherein: The application further comprises a partition plate (10) arranged on the side of the flow channel plate (2) away from the skin bowl (3), a gasket (11) arranged between the flow channel plate (2) and the partition plate (10), and a plurality of convex points (12) arranged on the two sides of the gasket (11) at intervals.

8. A shock absorber according to claim 7, wherein: One end of the flow channel plate (2) is connected with a mounting rod (13), the gasket (11) and the partition plate (10) are provided with mounting holes (14), the mounting rod (13) extends into the mounting holes (14) of the gasket (11) and the partition plate (10) in sequence, and the gasket (11) is arranged in a sliding mode along the mounting rod (13).

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