CN218971637U - Automobile ball head - Google Patents

Abstract

The utility model relates to an automobile ball joint, which belongs to the technical field of automobile suspension systems, and comprises a ball pin seat. The upper surface of the ball pin seat is fixedly connected with a mounting seat, and the upper surface of the mounting seat is provided with a first mounting hole. The bolt at the first mounting hole is connected with a first screw, the surface of the mounting seat is provided with a notch, the notch is movably connected with a ball pin, and the upper surface of the ball pin is fixedly provided with a connecting column, and the connecting column The outer surface is covered with a dust cover, and the outer surface of the upper end of the dust cover is covered with a pipe collar. The beneficial effect of the utility model is that the connecting column on the upper surface of the ball pin can fix the dust cover on its outer surface through the pipe collar, and at the same time, the rubber ring can be used to improve the sealing performance between the dust cover and the connecting column, thereby effectively improving The dustproof effect of the dust cover and the connecting column is improved, and the foreign impurities and dust are prevented from entering the ball head to cause pollution and affect the accuracy of the ball head.

Description

A car ball head

technical field

The utility model relates to the technical field of auto parts, in particular to an auto ball head.

Background technique

The car ball joint is used to connect the steering gear and the steering wheel of the car. It is one of the most critical accessories of the car. It is a safety part to ensure the steering and beating of the steering wheel. In terms of driving stability, poor design and manufacturing technology will cause problems such as loose steering wheel, shaking or difficulty in returning, and even lead to direction failure.

Application number: 202220538683.6; discloses a new type of automobile ball head, which is characterized in that it includes a housing with a cavity inside and a rod-shaped ball pin. The inner end of the ball pin is spherical and the inner end is located at In the cavity of the housing, the outer end of the ball pin protrudes from the outside of the housing, and it is characterized in that it also includes a support, the support includes a support base and an elastic pad, the elastic pad is connected with the housing, and the The elastic pad has an elastic plate extending into the cavity. The support base is arranged on the upper surface of the elastic pad. The upper end surface of the support base abuts against the inner end of the ball pin. The elastic force provided by the elastic plate makes the inner end of the ball pin It abuts against the inner wall of the housing; the above-mentioned new type of automobile ball head, the setting of the support piece reduces the number of traditional ball head parts, simplifies the structure of the ball head, and replaces the traditional elastic piece and support piece by the setting of the elastic pad. It can reduce the probability of failure of the ball head due to fatigue of the elastic plate, and prolong the service life of the ball head.

The ball head in the above reference file only relies on the sealing ring to improve the sealing between the ball pin and the shell during use, but the contact with sand and dust at the sealing ring will easily cause the ball head and the sealing ring to wear out, and the sealing effect is general, and When the ball pin is supported by the elastic support, there will be a gap between the ball pin and the sealing ring due to the influence of the vibration force, resulting in the entry of dust. In view of the above situation, we have introduced a kind of automotive ball head.

Utility model content

The purpose of this utility model is to provide an automobile ball joint to solve the problems raised in the above-mentioned background technology.

The technical scheme of the utility model is:

It includes a ball pin seat, the upper surface of the ball pin seat is fixedly connected with a mounting seat, the upper surface of the mounting seat is provided with a first mounting hole, the first mounting hole is bolted with a first screw, and the surface of the mounting seat is There is a notch, and a ball pin is movably connected to the notch, and the upper surface of the ball pin is fixedly provided with a connecting column, and the outer surface of the connecting column is covered with a dust cover, and the outer surface of the upper end of the dust cover is covered A pipe collar is provided, a rubber ring is provided on the side of the dustproof cover close to the connecting column, and a sealing cylinder is fixedly connected between the dustproof cover and the mounting seat.

Further, the upper and lower ends of the sealing cylinder are threaded with second screws, and the upper surface of the mounting seat is provided with a second mounting hole.

Further, the second installation holes are distributed around the upper surface of the installation seat.

Further, the outer wall of the mounting seat is provided with a slot for engaging the lower end of the sealing cylinder.

Further, the size of the inner opening of the clamping groove coincides with the size of the inner opening of the lower end of the sealing cylinder.

Further, lubricating oil is applied between the ball pin and the notch.

The utility model provides an automobile ball joint through improvement, which has the following improvements and advantages compared with the prior art:

One: In the utility model, the connecting column on the upper surface of the ball pin can tightly fix the dust cover on its outer surface through the pipe collar, and at the same time, the rubber ring can be used to improve the sealing performance between the dust cover and the connecting column, thereby effectively The dust-proof effect of the dust cover and the connecting column is improved, and foreign impurities and dust are prevented from entering the ball head to cause pollution and affect the accuracy of the ball head.

Second: In the utility model, the upper end of the sealing cylinder can be fixedly connected with the dust cover through the second screw, and can be fixedly connected with the second mounting hole on the surface of the mounting seat through the second screw, and the section of the sealing cylinder is arc-shaped, and It is made of aluminum, which can effectively improve the protective performance of the ball head and avoid the damage of the connecting column and the ball pin position caused by the collision of external force. If the sealing cylinder is broken and damaged later, it can be replaced by removing the second screw to ensure the safety of the car ball. The head is safe to use.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further explained:

Fig. 1 is a schematic diagram of the main view structure of the utility model;

Fig. 2 is the schematic diagram of enlarged structure at A place in Fig. 1 of the utility model;

Fig. 3 is a schematic diagram of the structure of the mounting seat of the present invention;

Fig. 4 is a top view structural diagram of the sealing cylinder of the present invention.

Explanation of reference signs: 1, ball pin seat; 2, mounting seat; 3, first mounting hole; 4, first screw; 5, notch; 6, ball pin; 7, connecting column; 8, dust cover; 9. Pipe collar; 10. Rubber ring; 11. Sealing cylinder; 12. Second screw; 13. Second mounting hole; 14. Card slot.

Detailed ways

The utility model will be described in detail below in conjunction with accompanying drawings 1 to 4, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than Full examples. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides an automobile ball joint through improvement, as shown in Fig. 1-Fig. A mounting hole 3, the first mounting hole 3 is bolt-connected with the first screw 4, the surface of the mounting seat 2 is provided with a notch 5, the notch 5 is movably connected with a ball pin 6, and the upper surface of the ball pin 6 is fixedly provided with a connecting column 7. A dustproof cover 8 is set on the outer surface of the connecting column 7, and a pipe collar 9 is set on the outer surface of the upper end of the dustproof cover 8. A rubber ring 10 is provided on the side of the dustproof cover 8 close to the connecting column 7. The dustproof cover 8 and the A sealing cylinder 11 is fixedly connected between the mounting seats 2, and the mounting seat 2 and the ball pin seat 1 can be fixed by the first screw 4, so as to limit the position of the ball pin 6 at the notch 5, and the upper surface of the ball pin 6 The connecting column 7 can fix the dust cover 8 on its outer surface through the pipe collar 9. At the same time, the rubber ring 10 can be used to improve the sealing performance between the dust cover 8 and the connecting column 7. The dust cover 8 is made of rubber, ensuring While the ball head rotates normally, the airtightness can also be ensured. The set pipe collar 9 effectively improves the fit tightness between the dust cover 8 and the connecting column 7, preventing external impurities and dust from entering the ball head and causing pollution and affecting the ball head. accuracy.

The upper and lower ends of the sealing cylinder 11 are threadedly connected with a second screw 12, and the upper surface of the mounting base 2 is provided with a second mounting hole 13. The upper end of the sealing cylinder 11 can be fixedly connected with the dust cover 8 through the second screw 12, and can be fixed through the second screw 12. The second screw 12 is fixedly connected with the second mounting hole 13 on the surface of the mounting seat 2, and the section of the sealing cylinder 11 provided is arc-shaped and made of aluminum material, which can effectively improve the protective performance of the ball head and avoid the collision of the external force from causing the connecting column 7 to contact the ball. If the position of the pin 6 is damaged, if the sealing cylinder 11 is subsequently damaged, it can be replaced by removing the second screw 12 to ensure the safety of the automobile ball head.

The second installation holes 13 are distributed around the upper surface of the installation seat 2 , which can improve the installation stability between the sealing cylinder 11 and the installation seat 2 .

The outer wall of the mounting seat 2 is provided with a card slot 14 for engaging the lower end of the sealing cylinder 11. The size of the inner opening of the card slot 14 matches the size of the inner opening of the lower end of the sealing tube 11. 14 for engagement, and the cooperation with the second screw 12 can further improve the installation stability and sealing performance of the sealing cylinder 11.

Lubricating oil is smeared between the ball pin 6 and the notch 5, which can effectively reduce the movable friction of the ball pin 6, so that the service life of the ball head is greatly improved.

Working principle: First, the mounting seat 2 and the ball pin seat 1 can be fixed by the first screw 4, so as to limit the position of the ball pin 6 at the notch 5, and the connecting column 7 on the upper surface of the ball pin 6 can pass through the pipe collar 9. Tightly fix the dustproof cover 8 on its outer surface, and at the same time, the rubber ring 10 can be used to improve the sealing performance between the dustproof cover 8 and the connecting column 7, thereby effectively improving the dustproof performance of the dustproof cover 8 and the connecting column 7 effect, effectively prevent the foreign matter and dust from entering the ball head to cause pollution and affect the accuracy of the ball head, and then the upper end of the sealing cylinder 11 can be fixedly connected with the dust cover 8 through the second screw 12, and can be connected with the dust cover 8 through the second screw 12. The second mounting hole 13 on the surface of the mounting base 2 is fixedly connected, and the section of the sealing cylinder 11 provided is arc-shaped and made of aluminum material, which can effectively improve the protective performance of the ball head and avoid collisions caused by external forces. If the seal cylinder 11 is damaged later, it can be replaced by removing the second screw 12 to ensure the safety of the automobile ball head.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. An automobile ball head, which is characterized in that: including ball round pin seat (1), ball round pin seat (1) upper surface fixedly connected with mount pad (2), first mounting hole (3) have been seted up to mount pad (2) upper surface, first mounting hole (3) department bolted connection has first screw (4), notch (5) have been seted up on mount pad (2) surface, notch (5) department swing joint has ball round pin (6), ball round pin (6) upper surface fixedly provided with spliced pole (7), spliced pole (7) surface cover is equipped with dust cover (8), dust cover (8) upper end surface cover is equipped with ferrule (9), the one side that dust cover (8) are close to spliced pole (7) is provided with rubber circle (10), fixedly connected with seal cartridge (11) between dust cover (8) and mount pad (2).

2. A vehicle ball according to claim 1, wherein: the upper surface of the mounting seat (2) is provided with a second mounting hole (13), and the upper end and the lower end of the sealing cylinder (11) are both in threaded connection with second screws (12).

3. A vehicle ball according to claim 2, wherein: the second mounting holes (13) are circumferentially distributed on the upper surface of the mounting seat (2).

4. A vehicle ball according to claim 1, wherein: the outer wall of the mounting seat (2) is provided with a clamping groove (14) for clamping the lower end of the sealing cylinder (11).

5. An automotive ball as described in claim 4 wherein: the inner opening size of the clamping groove (14) is matched with the inner opening size of the lower end of the sealing cylinder (11).

6. A vehicle ball according to claim 1, wherein: lubricating oil is smeared between the ball pin (6) and the notch (5).

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