Combined suspension ball head assembly

Abstract

The utility model discloses a combined suspension ball head assembly which comprises a shell and a ball pin, and the shell comprises an upper half shell and a lower half shell; the ball pin comprises a ball head body and a pin rod, and an abutting ring groove is formed in the top of the inner wall of the upper half shell; a sealing cover is fixed to the top of the ball head body in a riveting mode and clamped into the abutting ring groove for limiting. The upper half shell body and the lower half shell body are attached and fixed through a screw rod, and a sealing gasket is arranged at the joint of the upper half shell body and the lower half shell body. And lubricating grease layers are filled between the ball head body and the inner wall of the upper half shell and between the ball head body and the inner wall of the lower half shell. The ball joint is reasonable in structural arrangement, the shell is composed of the upper half shell and the lower half shell, disassembly, assembly and maintenance are facilitated, the sealing gasket is arranged at the connecting position, the sealing performance of the connecting position can be guaranteed, the sealing cover is arranged at the top of the ball head body to be matched with the abutting ring groove in the upper portion of the inner wall of the upper half shell, and the overall sealing performance and the internal sealing and lubricating performance are guaranteed; usage is stable and reliable.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile parts, and in particular relates to a combined suspension ball head assembly. Background Art

[0002] The ball joint assembly is a relatively important component in a car. It mainly bears the load transmission and steering effects of the vehicle during driving, and plays a key role in the vehicle's handling stability, driving smoothness and safety. There are many types of automobile suspension ball joint pin seats in the prior art, but most of them are not easy to disassemble. If there is a problem with the internal sealing components, it is easy to aggravate the wear of the internal ball joint, thereby affecting the overall stability of use and service life. In addition, replacement and disassembly are inconvenient, which greatly increases the maintenance cost, so the applicability and practicality are limited. Summary of the invention

[0003] The utility model aims to provide a combined suspension ball head assembly which has a reasonable structure and is convenient for disassembly, assembly and maintenance.

[0004] The technical solution to achieve the purpose of the utility model is a combined suspension ball head assembly, including a housing and a ball pin, wherein the housing includes an upper half housing and a lower half housing;

[0005] The ball pin comprises a ball head body and a pin rod, and an annular retaining groove is arranged on the outer wall of the connection between the ball head body and the pin rod;

[0006] The top of the inner wall of the upper half shell is provided with a positioning ring groove;

[0007] A cover is fixed by riveting on the top of the ball head body, the pin rod of the ball pin passes through the lower part of the upper half shell, and the cover is clamped in the stop ring groove to limit the position;

[0008] The upper half shell is attached to the lower half shell and fixed by screws, and a sealing gasket is provided at the connection between the upper half shell and the lower half shell;

[0009] A lubricating grease layer is filled between the ball head body and the inner wall of the upper half shell body, and between the ball head body and the inner wall of the lower half shell body.

[0010] It is further preferred that: a rubber support cushion is provided on the bottom wall of the inner cavity of the lower half shell;

[0011] The bottom surface of the ball head body abuts against the top surface of the rubber support cushion seat.

[0012] It is further preferred that: the bottom edge of the upper half shell and the top edge of the lower half shell are both provided with sealing grooves;

[0013] The top surface and the bottom surface of the sealing gasket are integrally formed with an annular protrusion;

[0014] The annular protrusion of the sealing gasket is inserted into the sealing groove.

[0015] It is further preferred that: the outer ring edge of the sealing cover is wrapped with a sealing rubber layer;

[0016] The sealing rubber layer of the sealing cover is attached to the inner wall of the positioning ring groove for sealing.

[0017] It is further preferred that: a buckle groove is provided on the upper portion of the outer wall of the upper half shell;

[0018] A dust cover is arranged outside the pin rod, and the bottom of the dust cover is arranged in the buckle groove and is positioned by a clamping ring.

[0019] More preferably, the dust cover is a neoprene cover.

[0020] The utility model has positive effects: the structure of the utility model is reasonably arranged, and its shell is composed of an upper shell and a lower shell, which is convenient for disassembly and maintenance, and there are sealing gaskets at the connection, which can also ensure the sealing of the connection, and at the same time, there is a sealing cover on the top of the ball head body to cooperate with the positioning ring groove on the upper part of the inner wall of the upper shell, so as to ensure the overall sealing and lubrication performance of the internal sealing, and it is stable and reliable to use, and has strong applicability and good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to make the content of the utility model easier to understand, the utility model is further described in detail below based on specific embodiments and in conjunction with the accompanying drawings, wherein:

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;

[0024] Figure 3 for Figure 1 Enlarged structural diagram at B in the middle.

[0025] Figure numerals: shell 1, upper shell 11, lower shell 12, ball pin 2, ball head body 21, pin rod 22, annular retaining groove 23, retaining ring groove 3, cover 4, screw 5, sealing gasket 6, lubricating grease layer 7, rubber support pad 8, sealing groove 9, annular protrusion 10, sealant layer 13, snap groove 14, dust cover 15, clamping ring 16. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Example

[0028] See Figures 1 to 3 As shown, a combined suspension ball head assembly includes a shell 1 and a ball pin 2, and the shell includes an upper shell 11 and a lower shell 12; in this embodiment, the upper shell, the lower shell and the ball pin are all steel structures, and the ball pin includes a ball head body 21 and a pin rod 22, and the outer wall of the connection between the ball head body and the pin rod is provided with an annular retaining groove 23; in this embodiment, the ball head body and the pin rod are integrally formed, so they are not recorded in detail, and a retaining ring groove 3 is provided on the top of the inner wall of the upper shell; a cover 4 is riveted and fixed on the top of the ball head body, and when installed, the pin rod of the ball pin passes through the lower part of the upper shell, and the cover is stuck in the retaining ring groove for limiting position; in actual application, there is a through hole on the upper shell for passing the pin rod, which is technical common sense in the prior art, so it is not recorded in detail, and the cover is a conventional structure of the prior art, which is simply applied, and it mainly seals the opening of the upper shell and the ball pin, and the ball pin can move in the cover to achieve corresponding operations.

[0029] In actual application, the upper shell and the lower shell are attached and fixed by screws 5, and a sealing gasket 6 is provided at the connection between the upper shell and the lower shell; the space between the ball head and the inner wall of the upper shell, and the space between the ball head and the inner wall of the lower shell are filled with a lubricating grease layer 7. In this embodiment, the above structure can ensure the sealing of the entire shell, and ensure the lubrication stability and service life of the internal lubricating grease layer.

[0030] In actual application, a rubber support seat 8 is provided on the bottom wall of the inner cavity of the lower half shell; when in use, the bottom surface of the ball head body abuts against the top surface of the rubber support seat. The above structure can ensure a good support effect and facilitate the movement of the ball head body.

[0031] In actual application, the bottom edge of the upper half shell and the top edge of the lower half shell are both provided with a sealing groove 9; the top and bottom surfaces of the sealing gasket are both integrally formed with an annular protrusion 10; during installation, the annular protrusion of the sealing gasket is inserted into the sealing groove. Through the above structure, the sealing and stability of the connection can be guaranteed.

[0032] In actual application, the outer ring edge of the cover is wrapped with a sealant layer 13; the sealant layer of the cover is attached to the inner wall of the positioning ring groove for sealing. A buckle groove 14 is provided on the upper part of the outer wall of the upper half shell; a dust cover 15 is provided on the outside of the pin rod, and the bottom of the dust cover is provided in the buckle groove and positioned by a clamping ring 16. In this embodiment, the dust cover is a chloroprene rubber cover. In this embodiment, the sealing of the connection can be improved by the sealant layer. The dust cover is a conventional structure in the prior art, so it is not described in detail.

[0033] The utility model has positive effects: the structure of the utility model is reasonably arranged, and its shell is composed of an upper shell and a lower shell, which is convenient for disassembly and maintenance, and there are sealing gaskets at the connection, which can also ensure the sealing of the connection, and at the same time, there is a sealing cover on the top of the ball head body to cooperate with the positioning ring groove on the upper part of the inner wall of the upper shell, so as to ensure the overall sealing and lubrication performance of the internal sealing, and it is stable and reliable to use, and has strong applicability and good practicality.

[0034] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0035] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A combined suspension ball head assembly, comprising a housing and a ball pin, characterized in that: The housing comprises an upper half housing and a lower half housing; The ball pin comprises a ball head body and a pin rod, and an annular retaining groove is arranged on the outer wall of the connection between the ball head body and the pin rod; The top of the inner wall of the upper half shell is provided with a positioning ring groove; A cover is fixed by riveting on the top of the ball head body, the pin rod of the ball pin passes through the lower part of the upper half shell, and the cover is clamped in the stop ring groove to limit the position; The upper half shell is attached to the lower half shell and fixed by screws, and a sealing gasket is provided at the connection between the upper half shell and the lower half shell; A lubricating grease layer is filled between the ball head body and the inner wall of the upper half shell body, and between the ball head body and the inner wall of the lower half shell body.

2. A combined suspension ball head assembly according to claim 1, characterized in that: A rubber support cushion is provided on the bottom wall of the inner cavity of the lower half shell; The bottom surface of the ball head body abuts against the top surface of the rubber support cushion seat.

3. A combined suspension ball head assembly according to claim 2, characterized in that: The bottom edge of the upper half shell and the top edge of the lower half shell are both provided with sealing grooves; The top surface and the bottom surface of the sealing gasket are integrally formed with an annular protrusion; The annular protrusion of the sealing gasket is inserted into the sealing groove.

4. A combined suspension ball head assembly according to claim 3, characterized in that: The outer ring edge of the sealing cover is wrapped with a sealing rubber layer; The sealing rubber layer of the sealing cover is attached to the inner wall of the positioning ring groove for sealing.

5. The combined suspension ball head assembly according to claim 1, characterized in that: A buckle groove is provided on the upper portion of the outer wall of the upper half shell; A dust cover is arranged outside the pin rod, and the bottom of the dust cover is arranged in the buckle groove and is positioned by a clamping ring.

6. A combined suspension ball head assembly according to claim 5, characterized in that: The dust cover is a neoprene cover body.

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