CN217401402U

CN217401402U - Novel ball stud

Info

Publication number: CN217401402U
Application number: CN202221191713.7U
Authority: CN
Inventors: 刘海波
Original assignee: Ningbo Juji Auto Parts Co ltd
Current assignee: Ningbo Juji Auto Parts Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-09
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a novel ball stud, including the bolt main part, table wall fixed mounting has the plug bush in the bolt main part. In this application, according to the inside screw degree of depth of external connection spare, combine to rotate the seat and make it take place clockwise rotation through the screwdriver, it keeps driving the transfer line to rotate under the unchangeable prerequisite of vertical position to rotate the seat to rotate to receive the restraint of bulge and fixed disk, transfer line and promotion cover screw-thread fit, it receives the restraint of lug and spacing groove and drives the gangbar and move down to promote the cover, the internal force that the spring can't be overcome to the driving force this moment and drive the contact block and stretch out appointed length, follow-up bolt main part and external connection spare combine the in-process, when contact block contact screw bottom, the rotation of bolt main part can experience obvious resistance, reach complete combination this moment, avoid appearing excessive pivoted situation, thereby ball stud's application scope has been improved.

Description

Novel ball stud

Technical Field

The utility model relates to a ball stud technical field especially relates to a novel ball stud.

Background

Ball stud-a type of fastener consisting of a head and a threaded rod (a cylinder with external threads), which cooperate with the threaded hole of an external fastener, is commonly used to fasten two parts with through holes.

Head among the present ball stud is mostly the solid construction of integral type with the screw rod, can discover in the concrete use again, the length of screw rod is fixed, the bolt is when combining with outside conjunction, the inside degree of depth of seting up the screw hole of conjunction often not with bolt thread highly uniform, and the bolt is inside not to be provided with the mechanism that can carry out closure degree of depth and adjust, make the bolt screw the in-process again cause the deformation and the damage on conjunction surface because of mastering the degree of depth of screwing not easily, thereby reduced ball stud's application scope.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, a novel ball stud is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel ball stud, includes the bolt main part, the interior table wall fixed mounting of bolt main part has the plug bush, still including:

the fixed disk is fixed on the inner surface wall of the plug bush, the inner surface wall of the fixed disk is connected with a transmission rod in a clamping manner, and the top of the transmission rod is fixedly provided with a rotating seat;

the transmission rod is connected with a pushing sleeve in a screwing mode, and a restraining part used for axial limiting of the pushing sleeve is arranged between the outer surface wall of the pushing sleeve and the inner surface wall of the inserting sleeve;

a matching sleeve is sleeved on the outer surface wall of the linkage rod fixedly arranged at the bottom of the pushing sleeve, and a contact block is fixedly arranged at the bottom of the matching sleeve;

an elastic part used for providing vertical constraint force for the bolt main body is arranged between the top of the contact block and the bottom of the linkage rod.

Preferably, the elastic part consists of a spring, the vertical two ends of the spring are respectively and fixedly connected with the top of the contact block and the bottom of the linkage rod, and the outer surface wall of the spring and the inner surface wall of the matching sleeve are arranged at intervals.

Preferably, the bolt main body inner surface wall is provided with a through-penetrating through hole, and the plug bush is combined with the through-penetrating inner surface wall through adhesive.

Preferably, the top of the rotating seat is abutted with an elastic plug, and the outer surface wall of the elastic plug is tightly attached to the inner surface wall of the plug bush.

Preferably, the transmission rod comprises a thread section and a smooth section, a convex ring is fixedly mounted on the outer surface wall of the smooth section, and the outer surface wall of the convex ring is connected with the inner surface wall of the fixed disc in a clamping manner through a clamping groove which is annularly arranged.

Preferably, the restriction part comprises a bump fixedly connected with the outer surface wall of the push sleeve, and the bump is connected with the inner surface wall of the plug sleeve in a sliding manner through a vertically arranged limit groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in this application, according to the inside screw degree of depth of external connection spare, combine to rotate the seat and make it take place clockwise rotation through the screwdriver, it keeps driving the transfer line to rotate under the unchangeable prerequisite of vertical position to rotate the seat to rotate to receive the restraint of bulge and fixed disk, transfer line and promotion cover screw-thread fit, it receives the restraint of lug and spacing groove and drives the gangbar and move down to promote the cover, the internal force that the spring can't be overcome to the driving force this moment and drive the contact block and stretch out appointed length, follow-up bolt main part and external connection spare combine the in-process, when contact block contact screw bottom, the rotation of bolt main part can experience obvious resistance, reach complete combination this moment, avoid appearing excessive pivoted situation, thereby ball stud's application scope has been improved.

2. In this application, after ball stud and outside conjunction are fixed, continue to drive through the screwdriver this moment and rotate the seat and rotate, promote the cover and drive the gangbar and carry out the descending of appointed degree of depth, this moment because the bottom of contact piece butt outside screw, the descending of gangbar can compression spring, the elasticity of spring passes through the fixed disk and shifts to plug bush and bolt main part, thereby provide the ascending prestressing force in vertical direction for bolt main part, reduce bolt main part and produce the self-deflection because of external vibration in succession, thereby improved the stability that ball stud used.

Drawings

Fig. 1 shows a schematic overall structure diagram provided according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a plug bush provided according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a spring provided according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a convex ring provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a bolt body; 2. perforating; 3. inserting a sleeve; 4. an elastic plug; 5. rotating the base; 6. fixing the disc; 7. a transmission rod; 8. a push sleeve; 9. a limiting groove; 10. a bump; 11. a linkage rod; 12. a fitting sleeve; 13. a contact block; 14. a spring; 15. a convex ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a novel ball stud, includes bolt main part 1, and the surface wall fixed mounting has plug bush 3 in the bolt main part 1, still including:

the fixed disk 6 is fixed on the inner surface wall of the plug bush 3, the inner surface wall of the fixed disk 6 is connected with a transmission rod 7 in a clamping manner, and the top of the transmission rod 7 is fixedly provided with a rotating seat 5;

the transmission rod 7 is connected with a pushing sleeve 8 in a screwing mode, and a restraining part used for axial limiting of the pushing sleeve 8 is arranged between the outer surface wall of the pushing sleeve 8 and the inner surface wall of the plug bush 3;

a matching sleeve 12 is sleeved on the outer surface wall of a linkage rod 11 fixedly arranged at the bottom of the pushing sleeve 8, and a contact block 13 is fixedly arranged at the bottom of the matching sleeve 12;

an elastic part for providing vertical constraint force for the bolt main body 1 is arranged between the top of the contact block 13 and the bottom of the linkage rod 11.

Combine to rotate seat 5 and make it take place clockwise rotation through the screwdriver, it drives transfer line 7 synchronous rotation to rotate under the prerequisite that the constraint that receives bulge loop 15 and fixed disk 6 keeps vertical position unchangeable to rotate the seat 5, transfer line 7 and the screw-thread fit of promotion cover 8, promotion cover 8 receives the restraint of lug 10 and spacing groove 9 and drives gangbar 11 and move down, the internal force of spring 14 can't be overcome to the driving force this moment and contact block 13 is stretched out appointed length, follow-up bolt main part 1 and external connecting piece combine the in-process, when contact block 13 contact screw bottom, the rotation of bolt main part 1 can experience obvious resistance, reach complete combination this moment, avoid appearing excessive pivoted situation, thereby ball stud's application scope has been improved.

Specifically, as shown in fig. 2 and 3, the elastic portion is composed of a spring 14, two vertical ends of the spring 14 are respectively fixedly connected with the top of the contact block 13 and the bottom of the linkage rod 11, and the outer surface wall of the spring 14 and the inner surface wall of the matching sleeve 12 are arranged at a distance.

After the bolt main body 1 is fixed with an external combining piece, the screwdriver continues to drive the rotating seat 5 to rotate at the moment, the pushing sleeve 8 drives the linkage rod 11 to move downwards with a specified depth, at the moment, the contact block 13 abuts against the bottom of an external screw hole, the linkage rod 11 moves downwards to compress the spring 14, the elastic force of the spring 14 is transferred to the inserting sleeve 3 and the bolt main body 1 through the fixing disc 6, therefore, prestress in the vertical direction is provided for the bolt main body 1, the self-deflection of the bolt main body 1 caused by external vibration in the follow-up process is reduced, and the use stability of the ball stud is improved.

Specifically, as shown in fig. 1 and 2, perforation 2 of through type is seted up to the table wall in the bolt main part 1, the plug bush 3 combines together through gluing agent and perforation 2 interior table wall, guaranteed the convenience that bolt main part 1 and plug bush 3 are connected when the stability of plug bush 3, rotate 5 tops butt of seat and have elastic plug 4, the outer table wall of elastic plug 4 closely laminates with the interior table wall of plug bush 3, realize that 3 tops of plug bush are sealed, accomplish the location to rotating seat 5 simultaneously.

Specifically, as shown in fig. 2 and 4, the transfer line 7 is including screw thread section and smooth section, smooth section outward appearance wall fixed mounting has bulge loop 15, the draw-in groove that bulge loop 15 outward appearance wall set up through the annular is connected with the interior table wall block of fixed disk 6, with this stable stability that neither hinders transfer line 7 can guarantee its vertical position stable again, can also realize the transmission of power simultaneously, about the portion including with push away 8 outward appearance wall fixed connection's of cover lug 10, the lug 10 through the spacing groove 9 of vertical setting with plug bush 3 interior table wall sliding connection, lug 10 is along the slip of spacing groove 9, for push away the about power that 8 provide vertical direction of cover, avoid taking place axial deflection.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a novel ball stud, includes bolt main part (1), its characterized in that, table wall fixed mounting has plug bush (3) in bolt main part (1), still including:

the fixed disc (6) is fixed on the inner surface wall of the plug bush (3), the inner surface wall of the fixed disc (6) is connected with a transmission rod (7) in a clamping mode, and the top of the transmission rod (7) is fixedly provided with a rotating seat (5);

the transmission rod (7) is connected with a pushing sleeve (8) in a screwing mode, and a restraining part used for axial limiting of the pushing sleeve (8) is arranged between the outer surface wall of the pushing sleeve (8) and the inner surface wall of the inserting sleeve (3);

a matching sleeve (12) is sleeved on the outer surface wall of the linkage rod (11) fixedly arranged at the bottom of the pushing sleeve (8), and a contact block (13) is fixedly arranged at the bottom of the matching sleeve (12);

an elastic part used for providing vertical constraint force for the bolt main body (1) is arranged between the top of the contact block (13) and the bottom of the linkage rod (11).

2. A novel ball stud according to claim 1, characterized in that the resilient part consists of a spring (14), the vertical ends of the spring (14) are fixedly connected with the top of the contact block (13) and the bottom of the linkage rod (11), respectively, and the outer surface wall of the spring (14) is arranged at a distance from the inner surface wall of the mating sleeve (12).

3. The novel ball stud according to claim 1, characterized in that the inner surface wall of the stud body (1) is provided with a through-penetrating through-hole (2), and the insert (3) is bonded to the inner surface wall of the through-hole (2) by an adhesive.

4. A novel ball stud according to claim 1, characterized in that the top of the rotating seat (5) abuts against the elastic plug (4), and the outer surface wall of the elastic plug (4) is tightly attached to the inner surface wall of the plug sleeve (3).

5. A novel ball stud according to claim 1, characterized in that the transmission rod (7) comprises a threaded section and a smooth section, a convex ring (15) is fixedly mounted on the outer surface wall of the smooth section, and the outer surface wall of the convex ring (15) is connected with the inner surface wall of the fixed disc (6) in a clamping manner through an annular clamping groove.

6. A novel ball stud according to claim 1, characterized in that the constraint comprises a projection (10) fixedly connected with the outer surface wall of the push sleeve (8), and the projection (10) is slidably connected with the inner surface wall of the insert sleeve (3) through a vertically arranged limiting groove (9).