Telescopic suspension ball head convenient to lubricate

Abstract

The utility model provides a telescopic suspension ball head convenient to lubricate, and relates to the technical field of automobile suspension balls, the telescopic suspension ball head comprises a support rod and a functional mechanism, one end of the support rod is provided with an oil connecting rod, the other end of the support rod is welded with a shell, the bottom end of the inner wall of the shell is provided with a base, the functional mechanism is arranged above the base, and the oil connecting rod is connected with the functional mechanism. Hidden rotation fixing of the ball head is completed through the clamping ring, through cooperation of the inner groove and the ejector rod, when the ejector rod corresponds to the inner groove in position, the ejector rod is ejected out through the spring, so that the inner oil channel and the outer oil channel are disconnected, and lubricating oil is prevented from flowing out, and when the ejector rod and the inner groove are staggered in position, the ejector rod is pushed out, the spring is compressed, so that the inner oil channel and the outer oil channel are communicated, and the lubricating oil flows out. Automatic lubrication operation of the device is completed, friction of mechanical parts is reduced, normal operation of a mechanical system is kept, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile suspension balls, in particular to a retractable suspension ball head which is easy to lubricate. Background Art

[0002] The suspension ball joint is used to connect the steering gear and the steering wheel of the car. It is the most critical part in the steering system of the independent suspension chassis. Its main purpose is to provide support and cushioning in the mechanical system to reduce vibration and impact. It also has the characteristic of easy lubrication, which can improve the lubrication and maintenance of the suspension system to extend its service life and improve its performance, thereby improving the reliability and working efficiency of the mechanical system.

[0003] After searching, the patent number "CN219927395U" provides "This utility model relates to the technical field of automobile parts, and discloses an automobile suspension ball pin, including a base, a card slot is provided in the middle of the base, an L-shaped sliding rod is slidably connected to the middle of the card slot, and a sliding column 1 is fixedly connected to the right side of the L-shaped sliding rod. In the utility model, firstly, through the cooperation of the sliding button, the L-shaped connecting rod, the sliding column 1, the spring, the connecting rod, and the sliding column 2, through the base and the convex block connection, after the ball head seat or the base is damaged, only the corresponding damaged part needs to be replaced, which can effectively save the maintenance cost and facilitate the replacement. After wear, it is only necessary to squeeze the sliding column 1, the connecting rod and the sliding column 2 through the L-shaped sliding rod to make the sliding column 2 detach from the fixing hole position in the protrusion, remove the protrusion and replace it with a new protrusion and the ball head seat. The disassembly and assembly are convenient and the fixing effect is good, which ensures the good use effect of the ball pin seat. When in use, the cooperation of the sliding column 1, the sliding column 2 and the connecting rod facilitates the installation and maintenance of the device. However, when in use, the device cannot automatically add lubricating oil to the contact surface between the ball head and the shell. When the lubricating oil is exhausted, the wear of the mechanical structure will be increased, the stability of the mechanical structure will be destroyed, the service life of the ball head will be shortened, and the stability and comfort of the mechanical operation will be affected.

[0004] Therefore, we provide a retractable suspension ball head that is easy to lubricate to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a retractable suspension ball head which is easy to lubricate, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a retractable suspension ball head that is easy to lubricate, comprising a support rod and a functional mechanism, an oil connecting rod is arranged at one end of the support rod, a shell is welded to the other end of the support rod, a base is arranged at the bottom end of the inner wall of the shell, and a functional mechanism is arranged above the base;

[0007] The functional mechanism comprises a buckle assembly, a ball assembly and an oil outlet assembly. The inner wall of the shell is provided with a buckle assembly, the top of the base is provided with a ball assembly, and one side of the inner wall of the ball assembly is provided with an oil outlet assembly.

[0008] Preferably, the buckle assembly comprises an inner groove, a clamping groove, a clamping ring and a fixing groove; the inner groove is formed on the inner wall of the outer shell, and the clamping groove is formed above the inner groove.

[0009] Preferably, a clamping ring is clamped on the inner side of the clamping groove, and a fixing groove is provided on the top of the inner wall of the shell.

[0010] Preferably, the ball assembly includes a ball head, a rotating shaft, a support ring, a fixed shaft, an oil tank and a top cover, a ball head is provided at the top of the base, a rotating shaft is welded to the top of the ball head, and a support ring is welded to the outside of the rotating shaft.

[0011] Preferably, a fixed shaft is welded to the top end of the rotating shaft, an oil tank is provided inside the ball head, the rotating shaft and the fixed shaft, and a top cover is threadedly connected to the inner side of the fixed shaft.

[0012] Preferably, the oil outlet assembly comprises a mounting chamber, an inner oil channel, an outer oil channel, a push rod and a spring; a mounting chamber is provided on one side of the ball head, and an inner oil channel is provided on the inner side of the mounting chamber.

[0013] Preferably, an outer oil channel is opened at one end of the inner oil channel, a push rod is slidably connected to the inner side of the outer oil channel, and a spring is sleeved on a side of the push rod close to the oil tank.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The retractable suspension ball head which is easy to lubricate has a functional mechanism and a buckle assembly which provides an installation slot for the installation and sealing of the ball head to ensure the normal operation of the device. The ball assembly provides a lubricating oil storage place for the device and supplies oil to the oil outlet assembly, so that the oil outlet assembly supplies oil to the device when the device is running.

[0016] 2. The ball head is fixed in a concealed rotation by a retaining ring. Through the cooperation between the inner groove and the ejector rod, when the position of the ejector rod corresponds to the inner groove, the ejector rod is pushed out by the spring to disconnect the inner oil channel from the outer oil channel and prevent the lubricating oil from flowing out. When the position of the ejector rod is misaligned with the inner groove, the ejector rod is pushed out to compress the spring, so that the inner oil channel is connected with the outer oil channel, and the lubricating oil flows out, completing the automatic lubrication operation of the device, reducing the friction of mechanical parts, maintaining the normal operation of the mechanical system, and increasing the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model from a top view;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the appearance structure of the housing of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the ball assembly of the utility model;

[0021] Figure 5 This is a schematic diagram of the appearance structure of the ball assembly of the utility model;

[0022] Figure 6 It is a schematic cross-sectional structure diagram of the oil outlet assembly of the utility model.

[0023] Numbers in the figure: 1. support rod; 2. connecting rod; 3. outer shell; 4. base; 5. functional mechanism; 51. buckle assembly; 511. inner groove; 512. clamping groove; 513. clamping ring; 514. fixed groove; 52. ball assembly; 521. ball head; 522. rotating shaft; 523. support ring; 524. fixed shaft; 525. oil bin; 526. top cover; 53. oil outlet assembly; 531. installation bin; 532. inner oil channel; 533. outer oil channel; 534. push rod; 535. spring. DETAILED DESCRIPTION

[0024] See also Figure 1-6 The utility model provides a technical solution: a retractable suspension ball head that is easy to lubricate, comprising a support rod 1 and a functional mechanism 5, an oil connecting rod 2 is arranged at one end of the support rod 1, a shell 3 is welded to the other end of the support rod 1, a base 4 is arranged at the bottom end of the inner wall of the shell 3, and a functional mechanism 5 is arranged above the base 4;

[0025] The functional mechanism 5 includes a buckle assembly 51, a ball assembly 52 and an oil outlet assembly 53. The buckle assembly 51 is arranged on the inner wall of the housing 3, the ball assembly 52 is arranged on the top of the base 4, and the oil outlet assembly 53 is arranged on one side of the inner wall of the ball assembly 52.

[0026] Furthermore, the buckle assembly 51 includes an inner groove 511, a clamping groove 512, a clamping ring 513 and a fixing groove 514. The inner wall of the outer shell 3 is provided with an inner groove 511, the upper part of the inner groove 511 is provided with a clamping groove 512, the inner side of the clamping groove 512 is clamped with a clamping ring 513, and the top of the inner wall of the outer shell 3 is provided with a fixing groove 514. The ball head 521 can be fixed in the outer shell 3 by buckling the clamping ring 513 into the fixing groove 514. The sealing cover is installed and fixed at the fixing groove 514 to prevent dust from entering and damaging the ball head 521.

[0027] Furthermore, the ball assembly 52 includes a ball head 521, a rotating shaft 522, a support ring 523, a fixed shaft 524, an oil bin 525 and a top cover 526. The top of the base 4 is provided with a ball head 521, the top of the ball head 521 is welded with a rotating shaft 522, the outer side of the rotating shaft 522 is welded with a support ring 523, the top of the rotating shaft 522 is welded with a fixed shaft 524, the ball head 521, the rotating shaft 522 and the fixed shaft 524 are provided with an oil bin 525, the inner side of the fixed shaft 524 is threadedly connected with a top cover 526, the top cover 526 is installed on the inner side of the fixed shaft 524, and the oil bin 525 is sealed and dustproofed at the same time.

[0028] Furthermore, the oil outlet assembly 53 includes a mounting chamber 531, an inner oil passage 532, an outer oil passage 533, a push rod 534 and a spring 535. The mounting chamber 531 is provided on one side of the ball head 521. The inner side of the mounting chamber 531 is provided with an inner oil passage 532. One end of the inner oil passage 532 is provided with an outer oil passage 533. The inner side of the outer oil passage 533 is slidably connected with a push rod 534. The side of the push rod 534 close to the oil chamber 525 is sleeved with a spring 535. When the ball head 521 rotates, the push rod 534 moves in the inner groove 51 1, when the push rod 534 escapes from the inner groove 511 during rotation, the push rod 534 can be pushed back to connect the inner oil passage 532 and the outer oil passage 533, so that the lubricating oil flows out through the inner oil passage 532 and the outer oil passage 533, and the lubrication between the base 4, the ball head 521 and the housing 3 is completed. As the ball head 521 rotates, the position of the push rod 534 corresponds to the inner groove 511. At this time, the spring 535 pushes the push rod 534 out, disconnects the inner oil passage 532 and the outer oil passage 533, and prevents excessive outflow of lubricating oil.

[0029] Working principle: First, a retractable suspension ball head that is easy to lubricate is moved to the working position. In the first step, the device is connected to the working position through the connecting rod 2 and the fixed shaft 524. In the second step, the top cover 526 is opened to add lubricating oil to the inside of the oil tank 525, and the top cover 526 is sealed to prevent dust from entering. In the third step, when working, the ball head 521 rotates, so that the push rod 534 rotates in the inner groove 511. When the push rod 534 escapes from the inner groove 511 during rotation, the push rod 534 can be pushed back. In the fourth step, At this time, the inner oil passage 532 and the outer oil passage 533 are connected, so that the lubricating oil flows out through the inner oil passage 532 and the outer oil passage 533, completing the lubrication between the base 4, the ball head 521 and the outer shell 3. In the fifth step, as the ball head 521 rotates, the position of the push rod 534 corresponds to the inner groove 511. At this time, the spring 535 pushes the push rod 534 out, disconnecting the inner oil passage 532 and the outer oil passage 533 to prevent excessive outflow of lubricating oil. In this way, the use process of a retractable suspension ball head that is easy to lubricate is completed.

Claims

1. A retractable suspension ball head that is easy to lubricate, comprising a support rod (1) and a functional mechanism (5), characterized in that: An oil connecting rod (2) is arranged at one end of the support rod (1), a shell (3) is welded to the other end of the support rod (1), a base (4) is arranged at the bottom end of the inner wall of the shell (3), and a functional mechanism (5) is arranged above the base (4); The functional mechanism (5) comprises a buckle assembly (51), a ball assembly (52) and an oil outlet assembly (53); the buckle assembly (51) is arranged on the inner wall of the housing (3); the ball assembly (52) is arranged on the top of the base (4); and the oil outlet assembly (53) is arranged on one side of the inner wall of the ball assembly (52).

2. The lubricable retractable suspension ball head according to claim 1, characterized in that: The buckle assembly (51) comprises an inner groove (511), a clamping groove (512), a clamping ring (513) and a fixing groove (514); the inner wall of the housing (3) is provided with the inner groove (511), and the clamping groove (512) is provided above the inner groove (511).

3. The retractable suspension ball head that is easy to lubricate according to claim 2, characterized in that: A clamping ring (513) is clamped on the inner side of the clamping groove (512), and a fixing groove (514) is provided on the top of the inner wall of the housing (3).

4. The lubricable retractable suspension ball head according to claim 1, characterized in that: The ball assembly (52) comprises a ball head (521), a rotating shaft (522), a support ring (523), a fixed shaft (524), an oil tank (525) and a top cover (526); the top end of the base (4) is provided with a ball head (521); the top end of the ball head (521) is welded with a rotating shaft (522); and the outer side of the rotating shaft (522) is welded with a support ring (523).

5. The lubricable retractable suspension ball head according to claim 4, characterized in that: A fixed shaft (524) is welded to the top end of the rotating shaft (522), an oil tank (525) is provided inside the ball head (521), the rotating shaft (522) and the fixed shaft (524), and a top cover (526) is threadedly connected to the inner side of the fixed shaft (524).

6. The lubricable retractable suspension ball head according to claim 4, characterized in that: The oil outlet assembly (53) comprises a mounting chamber (531), an inner oil passage (532), an outer oil passage (533), a push rod (534) and a spring (535); a mounting chamber (531) is provided on one side of the ball head (521); and an inner oil passage (532) is provided on the inner side of the mounting chamber (531).

7. The lubricable retractable suspension ball head according to claim 6, characterized in that: An outer oil passage (533) is provided at one end of the inner oil passage (532), a push rod (534) is slidably connected to the inner side of the outer oil passage (533), and a spring (535) is sleeved on a side of the push rod (534) close to the oil bin (525).

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