CN213235790U - Ball socket assembly for electric tail gate stay bar system - Google Patents

Abstract

The utility model provides a ball socket assembly for electronic tail-gate vaulting pole system belongs to auto-parts technical field. The technical problem of how to enable the ball head to deflect by a larger angle and the like is solved. This a ball socket assembly for electronic tail-gate vaulting pole system, including base and the rotatory bulb of base relatively, the base overcoat is equipped with the ball socket shell fragment, the ball socket that recess and recess are linked together has been seted up in the base, the ball socket is located the recess, it dodges the hole to lie in two symmetries to set up in the ball socket on the base, the both ends of ball socket shell fragment are pegged graft respectively and are dodged downthehole and relative ball socket surface protrusion and form joint portion, the bulb includes preceding hemisphere head, latter half bulb, bulb neck and bulb connecting portion, preceding hemisphere head and ball socket laminating, movement gap has between latter half bulb and the ball socket, two joint portions support and lean on the external diameter that the clearance between bulb neck and two joint portions is less. The utility model has the advantages of enabling the bulb to deflect by a larger angle.

Description

Ball socket assembly for electric tail gate stay bar system

Technical Field

The utility model belongs to the technical field of auto-parts, the utility model relates to a ball socket assembly for electronic tail-gate vaulting pole system.

Background

The automobile trunk tail door structure in the new era is an important component of an automobile, and plays an important role in further automating the automobile and reducing the manual workload. Under the rhythm of life of a new era, the tail door of the automobile trunk needs to be opened and closed frequently, and the electric stay bar ball socket assembly is a key part related to the stress of the tail door of the automobile. In the stay bar system, a motor outputs active rotating force, and the rotating force is converted into axial force by a connected worm and transmitted to a spring, so that the telescopic reciprocating motion of the stay bar is realized. In the process, the support rod can rotate for a certain angle along the axis of the support rod by a rotating force. The conventional method has the following problems:

1. adopt metal ball socket, whole weight is heavier, and metal ball socket and metal shell fragment and metal bulb produce the friction at the during operation, can destroy respective metallic coating to produce uncontrollable metal friction noise.

2. The maximum deflection angle of the ball head in the ball socket is small, the inclusion is not high, and the ball socket needs to be redesigned in different projects.

3. When the stay bar works, the deflection angle of the ball head in the ball socket is large, and various failures caused by friction are accelerated.

Disclosure of Invention

The utility model aims at having above-mentioned problem to current technique, provided a ball socket assembly for electronic tail-gate vaulting pole system, the utility model provides a technical problem how to make the bulb can deflect bigger angle.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a ball socket assembly for electronic tail-gate vaulting pole system, includes base and the rotatory bulb of base relatively, the base overcoat is equipped with the ball socket shell fragment, a serial communication port, seted up in the base the recess with the ball socket that the recess is linked together, the ball socket is located the recess, it dodges the hole to lie in two symmetries to set up in the ball socket on the base, the both ends of ball socket shell fragment are pegged graft respectively and are dodged downthehole and relative ball socket surface protrusion and form joint portion at two, the bulb includes preceding hemisphere head, latter half bulb, bulb neck and bulb connecting portion, preceding hemisphere head and ball socket laminating, movement gap has between latter half bulb and the ball socket, two joint portion supports and leans on at bulb neck and two clearance between the joint portion is less than the external diameter of latter half bulb.

In the ball socket assembly for the electric tail gate stay bar system, the outer end faces of the two clamping portions on the ball socket elastic sheet are respectively provided with the clamping grooves, and the two clamping grooves are respectively attached to two sides of the ball head and neck portion.

In the ball socket assembly for the electric tail gate stay bar system, the outer peripheral side of the base is annularly provided with an embedded groove, and the ball socket elastic sheet is embedded in the embedded groove.

In foretell ball socket assembly for electronic tail-gate vaulting pole system, the base outside is located the nested groove and has seted up the guide way between dodging the hole, the lateral surface that is close to the ball socket shell fragment on the guide way is equipped with supports and leans on the portion, the lateral surface of ball socket shell fragment is equipped with two shell fragment bumps, two the shell fragment bump supports respectively to lean on in the portion that supports that corresponds, the height of shell fragment bump is greater than the width size of dodging the hole.

In the ball socket assembly for the electric tail gate stay bar system, the plane included angle between the two clamping parts is between 90 and 180 degrees.

In the ball and socket assembly for a power tailgate stay system described above, the base is made of plastic.

Compared with the prior art, this a ball socket assembly for electronic tail-gate vaulting pole system has following advantage: 1. and the plastic ball socket is adopted, so that the weight of the product is reduced. 2. Reduce abrasion and reduce friction noise. 3. The ball head has a large deflection angle. 4. When the stay bar works, the deflection angle of the ball head is reduced.

Drawings

Fig. 1 is a top sectional view of the ball socket assembly and a schematic view of a maximum rotation angle α of the ball head.

Fig. 2 is an elevational cross-sectional structural schematic view of the present ball and socket assembly.

Fig. 3 is a schematic top view of the ball spring of the ball socket assembly.

In the figure, 1, a base; 10. a ball socket; 11. a groove; 12. avoiding holes; 13. a guide groove; 14. an abutting portion; 15. embedding a groove; 2. a ball head; 20. a front hemispherical head; 21. a rear half ball head; 22. a ball neck; 23. a ball head connecting part; 3. a ball and socket dome; 30. a clamping part; 31. a clamping groove; 32. the spring plate bumps.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, a ball socket 10 assembly for an electric tailgate stay system includes a base 1 and a ball 2 capable of rotating relative to the base 1, the base 1 is made of plastic, a ball socket elastic sheet 3 is sleeved outside the base 1, a ball socket 10 is provided in the base 1, a groove 11 is communicated with the groove 11, the ball socket 10 is located in the groove 11, two symmetrical avoiding holes 12 are provided in the ball socket 10 on the base 1, two ends of the ball socket elastic sheet 3 are respectively inserted into the two avoiding holes 12 and protrude relative to the surface of the ball socket 10 to form a clamping portion 30, the ball 2 includes a front hemispherical head 20, the rear half ball head 21, the ball neck 22 and the ball connecting portion 23, the front half ball head 20 is attached to the ball socket 10, a movement gap is formed between the rear half ball head 21 and the ball socket 10, and the two clamping portions 30 abut against the ball neck 22 and the gap between the two clamping portions 30 is smaller than the outer diameter of the rear half ball head 21. The ball socket 10 is in a spherical groove shape, the front hemispherical head 20 of the ball head 2 is also in a spherical structure and is embedded in the ball socket 10, and the ball head connecting part 23 is in a revolving body structure and is positioned outside the ball socket 10. The groove 11 on the outer side surface of the ball socket 10 can increase the rotatable angle of the ball head 2 in the ball socket 10, so that the product inclusion is stronger.

As shown in fig. 1 and 3, the ball-and-socket elastic sheet 3 is provided with two snap-in grooves 31 on the outer end surfaces of the two snap-in portions 30, and the two snap-in grooves 31 are respectively attached to two sides of the ball neck 22. The clamping groove 31 can better limit the ball neck 22 and prevent the ball 2 from being pulled out of the ball socket 10 when not in work.

As shown in fig. 1 and 2, a fitting groove 15 is circumferentially formed on the outer peripheral side of the base 1, and the ball-and-socket elastic piece 3 is fitted in the fitting groove 15. The structure can reduce the occupied space of the whole product, and the product looks more delicate.

As shown in fig. 1 and 2, a guide groove 13 is provided between the nesting groove 15 and the avoiding hole 12 on the outer side of the base 1, an abutting portion 14 is provided on the outer side of the guide groove 13 close to the ball-and-socket elastic sheet 3, two elastic sheet salient points 32 are provided on the outer side of the ball-and-socket elastic sheet 3, the two elastic sheet salient points 32 abut against the corresponding abutting portion 14 respectively, and the height of the elastic sheet salient point 32 is greater than the width of the avoiding hole 12. The structure can prevent one end of the ball socket elastic sheet 3 from deviating to one end and inserting into the avoidance hole 12 due to the rotation of the ball socket 10.

As shown in fig. 1, 2 and 3, the plane included angle between the two clamping portions 30 is between 90 ° and 180 °. The structure increases the clamping force of the neck of the ball head, so that the pull-out force of the ball head 2 out of the ball socket 10 can be improved, and the rotation angle of the ball head 2 in the ball socket 10 in work can be reduced, thereby reducing the friction area and prolonging the service life of the product. The rear half ball head 21 is not concentric with the front half ball head 20, so that a connecting fillet line is arranged, and the structure can improve the pull-out force of the ball head 2 from the ball socket 10, thereby further improving the product reliability.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (6)

1. The utility model provides a ball socket assembly for electronic tail-gate vaulting pole system, includes base (1) and bulb (2) that base (1) is rotatory relatively, base (1) overcoat is equipped with ball socket shell fragment (3), its characterized in that, seted up recess (11) in base (1) with ball socket (10) that recess (11) are linked together, ball socket (10) are located recess (11), base (1) is located ball socket (10) and has seted up two symmetrical dodge hole (12), the both ends of ball socket shell fragment (3) are pegged graft respectively in two dodge hole (12) and relative ball socket (10) surface protrusion formation joint portion (30), bulb (2) are including preceding hemisphere head (20), latter half bulb (21), bulb neck (22) and bulb connecting portion (23), preceding hemisphere head (20) and ball socket (10) laminating, a movement gap is formed between the rear half ball head (21) and the ball socket (10), and the clamping portions (30) are abutted against the ball head neck (22) and are two, and the gap between the clamping portions (30) is smaller than the outer diameter of the rear half ball head (21).

2. The ball socket assembly for the electric tailgate stay bar system according to claim 1, wherein the ball socket elastic sheet (3) is provided with two clamping grooves (31) on the outer end faces of the two clamping parts (30), and the two clamping grooves (31) are respectively attached to two sides of the ball neck part (22).

3. The ball socket assembly for the electric tailgate stay bar system according to claim 1, wherein the outer circumference of the base (1) is circumferentially provided with a nesting groove (15), and the ball socket elastic sheet (3) is nested in the nesting groove (15).

4. The ball socket assembly for the electric tailgate stay bar system according to claim 3, wherein a guide groove (13) is formed between the embedding groove (15) and the avoiding hole (12) on the outer side of the base (1), the outer side of the guide groove (13) close to the ball socket elastic sheet (3) is provided with a supporting part (14), the outer side of the ball socket elastic sheet (3) is provided with two elastic sheet salient points (32), the two elastic sheet salient points (32) are respectively supported on the corresponding supporting part (14), and the height of the elastic sheet salient points (32) is greater than the width of the avoiding hole (12).

5. The ball and socket assembly for a power tailgate stay system according to claim 1, characterized in that the plane angle between the two snap-in parts (30) is between 90 ° and 180 °.

6. Ball and socket assembly for a power tailgate stay system according to claim 1, characterized in that the base (1) is made of plastic.

Images