CN216842572U

CN216842572U - Automobile rivet easy to disassemble

Info

Publication number: CN216842572U
Application number: CN202123269089.6U
Authority: CN
Inventors: 丁小红
Original assignee: Suzhou Chuangshi Precision Hardware Co ltd
Current assignee: Suzhou Chuangshi Precision Hardware Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-28
Anticipated expiration: 2031-12-24

Abstract

The utility model belongs to the technical field of automobile rivets, in particular to an easily-disassembled automobile rivet, which comprises a riveted alloy willow body with a cylindrical structure and a steel willow head welded and fixed with one end of the riveted alloy willow body, wherein a reinforcing block with a hemispherical structure is welded at the bottom of the steel willow head, a threaded ring is welded and fixed at the top of the riveted alloy willow body, two sections of rivet cores are welded and fixed at the middle part of the steel willow head, and a breaking part is arranged between the two sections of rivet cores; through establishing the rivet core into multistage structure, be equipped with rupture portion between per two sections rivet cores, the diameter of rupture portion is less than the diameter of rivet core, the junction between rupture portion and two sections rivet cores is the integrated into one piece structure, and has certain radian to both satisfied the connection between every section of rivet core is firm reliable, makes the rivet can break with appropriate dynamics again, avoids the rivet core when using, need shake absolutely vigorously, the connection stability after the suitable position of reinforcing rivet installation in the car.

Description

Automobile rivet easy to disassemble

Technical Field

The utility model relates to an automobile rivet technical field specifically is an easily dismantled automobile rivet.

Background

The rivet is a nail-shaped object used for connecting two parts (or components) with through holes and caps at one ends, and in the riveting process, the rivet for connecting the riveted parts by utilizing self deformation or interference has a plurality of types, and the application of the rivet is extremely wide in the field of automobiles regardless of the form. However, the existing automobile rivet is difficult to detach, and workers can only use equipment such as a sand mill and the like to polish the rivet when detaching the rivet, so that the automobile is very easy to be damaged.

Chinese patent discloses an easily dismantled automobile rivet (publication number is CN 211820285U), this patent technique can be convenient for the staff demolish the rivet fast, be difficult to damage the car, but when using, still need shake absolutely the aluminum alloy nail core of overlength, according to the difference of mounted position, there is the aluminum alloy nail core of different thicknesses, thicker nail core is when shaking absolutely vigorously, cause the deformation in automobile rivet hole easily, it is not hard up to lead to the rivet to appear in the rivet hole, reduce the installation stability, and adopt threaded connection between rivet nut and the rivet core, when jolting greatly and rocking in the car, the condition of not hard up smooth silk appears easily. Accordingly, those skilled in the art have provided an easily detachable rivet for a vehicle to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide an easily dismantled automobile rivet to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an easy-to-disassemble automobile rivet comprises a riveting alloy willow body with a cylindrical structure and a steel willow head welded and fixed with one end of the riveting alloy willow body, the bottom of the steel willow head is welded with a reinforcing block in a hemispherical structure, the top of the riveting alloy willow body is welded and fixed with a threaded ring, a rivet cap in a circular ring structure is fixed on the periphery of the threaded ring in a threaded manner, a rivet brim is fixed on the top of the rivet cap in a welding manner, the middle part of the steel willow head is fixedly welded with a rivet core, the rivet core is divided into two sections, a breaking part is arranged between the two sections of the rivet core, the diameter of the broken part is smaller than that of the rivet core, the top end of the threaded ring is fixedly welded with a limit convex seat matched with the rivet brim, the limit convex seat and the rivet brim are provided with a limit through hole A and a limit through hole B which are matched, and the inner sides of the limiting through hole A and the limiting through hole B are fixedly clamped with an elastic limiting mechanism.

As a further aspect of the present invention: the limiting mechanism comprises a limiting shaft cap, a limiting shaft column and an elastic chuck are fixedly arranged at the middle position of the bottom of the limiting shaft cap, the limiting shaft column is of a columnar structure, the elastic chuck mainly comprises hooks and a column head, the hooks are four and are distributed in a circle of the column head in an axisymmetric mode, and the limiting shaft cap, the limiting shaft column and the elastic chuck are integrally formed.

As a further aspect of the present invention: the limiting mechanism is made of elastic plastic.

As a further aspect of the present invention: the number of the limiting through holes A and the number of the limiting through holes B are four, and the limiting through holes A and the limiting through holes B are axially symmetrically distributed on the limiting convex seat and the rivet brim.

As a further aspect of the present invention: the inner diameters of the limiting through hole A and the limiting through hole B are matched with the limiting shaft column and the column head.

As the utility model discloses further scheme again: the top of the rivet core is of a conical structure.

As a further aspect of the present invention: and a cross-shaped groove is formed in the middle of the rivet cap.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the rivet core is designed into a multi-section structure, the breaking part is arranged between every two sections of the rivet core, the diameter of the breaking part is smaller than that of the rivet core, and the connecting part between the breaking part and the two sections of the rivet core is of an integrally formed structure and has a certain radian, so that the connection between every two sections of the rivet core is stable and reliable, the rivet can be broken with proper force, the rivet core is prevented from being shaken and broken with great force when in use, and the connection stability of the rivet after being installed at a proper position of an automobile is enhanced;

2. through adding between rivet cap and rivet core and establishing stop gear, can be more stable at the threaded connection between rivet cap and rivet core, difficult not hard up smooth silk strengthens installation stability and security.

Drawings

FIG. 1 is a schematic view of an easily removable automotive rivet;

FIG. 2 is a schematic cross-sectional view of an easily removable automotive rivet;

FIG. 3 is a schematic axial view of a rivet body for an automotive rivet, which is easy to disassemble;

FIG. 4 is a schematic axial view of a stop mechanism in an easily removable automotive rivet, partially in section;

FIG. 5 is a schematic top view of a rivet visor for an easily detachable automotive rivet.

In the figure: 1. riveting an alloy willow body; 2. a threaded ring; 201. a limiting through hole A; 21. a limiting convex base; 3. a steel willow head; 4. a reinforcing block; 5. a rivet core; 51. a breaking part; 6. a rivet cap; 61. a rivet brim; 601. a limiting through hole B; 602. a groove; 7. a limiting mechanism; 71. a limiting shaft cap; 72. limiting the shaft column; 73. an elastic chuck; 731. a hook; 732. the column cap.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, an easily detachable automobile rivet includes a riveted metal body 1 having a cylindrical structure and a steel willow head 3 welded to one end of the riveted metal body 1, a reinforcing block 4 having a hemispherical structure is welded to the bottom of the steel willow head 3, a threaded ring 2 is welded to the top of the riveted metal body 1, a rivet cap 6 having a circular ring structure is screwed to the periphery of the threaded ring 2, a rivet brim 61 is welded to the top of the rivet cap 6, a rivet core 5 is welded to the middle of the steel willow head 3, the rivet core 5 has two sections, a breaking portion 51 is disposed between the two sections of rivet cores 5, the diameter of the breaking portion 51 is smaller than that of the rivet core 5, a limiting boss 21 matched with the rivet brim 61 is welded to the top of the threaded ring 2, a limiting through hole a201 and a limiting through hole B601 are disposed on the limiting boss 21 and the rivet brim 61, the inner sides of the limiting through hole A201 and the limiting through hole B601 are fixedly clamped with an elastic limiting mechanism 7.

Specifically, the limiting mechanism 7 comprises a limiting shaft cap 71, a limiting shaft column 72 and an elastic chuck 73 are fixedly arranged at the middle position of the bottom of the limiting shaft cap 71, the limiting shaft column 72 is of a columnar structure, the elastic chuck 73 mainly comprises hooks 731 and a column head 732, the hooks 731 are four and are axially symmetrically distributed on the periphery of the column head 732, and the limiting shaft cap 71, the limiting shaft column 72 and the elastic chuck 73 are integrally formed; when inserting spacing through-hole, hold between fingers spacing hood 71, then insert spacing through-hole with the column cap 732 of elasticity dop 73, exert oneself downwards, insert inside spacing through-hole spacing post 72 and elasticity dop 73, the installation of accomplishing stop gear 7 is fixed, when inserting, pothook 731 on the elasticity dop 73 can receive the external force extrusion together, in the spacing through-hole of smooth entering, insert the back, lose exogenic action, pothook 731 on the elasticity dop 73 loses exogenic action and scatters, be axisymmetric distribution around the bottom of spacing through-hole, thereby prevent that stop gear 7 from slipping in the spacing through-hole, reinforcing stop gear 7's installation stability.

Specifically, the limiting mechanism 7 is made of elastic plastic; has good elasticity, low cost and long service life.

Specifically, the number of the limiting through holes a201 and the number of the limiting through holes B601 are four, the limiting through holes a201 and the limiting through holes B601 are axially symmetrically distributed on the limiting convex base 21 and the rivet brim 61, and the inner diameters of the limiting through holes a201 and the limiting through holes B601 are matched with the limiting shaft column 72 and the column cap 732; for mounting the limiting mechanism 7.

Specifically, the top of the rivet core 5 is of a conical structure; the conical rivet mandrel 5 facilitates the loading of rivets into the riveter by the worker.

Specifically, a cross-shaped groove 602 is arranged in the middle of the rivet cap 6; the worker can quickly unscrew the rivet visor 61 using the cross screwdriver.

The utility model discloses a theory of operation is: when the automobile rivet is used, a worker puts the rivet into a rivet gun, penetrates the rivet into a position needing riveting on an automobile, enables the lower surface of the rivet cap 6 to be attached to the automobile, tightens the rivet, breaks the rivet core 5 with proper force through the breaking part 51, firstly draws the limiting mechanism 7 on the rivet cap 6 out of the limiting through hole by means of external force when the worker needs to remove the rivet, then inserts the cross screwdriver into the cross-shaped groove 602 on the rivet cap 6, and then unscrews the rivet cap 6, so that the worker can use the screwdriver to unscrew the rivet cap 6, the worker can conveniently and quickly remove the rivet, the automobile is not easy to be damaged, and the automobile rivet easy to be detached has stronger practicability, the rivet core 5 is designed into a multi-section structure, the breaking part 51 is arranged between every two sections of the rivet cores 5, the diameter of the breaking part 51 is smaller than that of the rivet core 5, and the joint between the breaking part 51 and the two sections of the rivet cores 5 is of an integrated structure, the rivet core 5 has a certain radian, so that the connection between each section of the rivet core 5 is stable and reliable, the rivet can be broken with proper force, the rivet core 5 is prevented from being broken by shaking vigorously when in use, and the connection stability of the rivet after being installed at a proper position of an automobile is enhanced; still add between rivet brim of a hat 61 and rivet core 5 and establish stop gear 7, stop gear 7 adopts elastic material to make, and is thin from top to bottom thick, still is equipped with the pothook 731 of the formula of falling the claw, can make the threaded connection between rivet brim of a hat 61 and the rivet core 5 more stable, and difficult not hard up smooth silk strengthens installation stability and security, and elastic material can be rubber or plastics material, and is with low costs, long service life.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an easy automobile rivet who dismantles, including the alloy willow body of riveting of cylindric structure (1) and with alloy willow body (1) one end welded fastening's steel willow (3), the welding of steel willow (3) bottom has boss (4) that are hemispherical structure, the top welded fastening of alloy willow body (1) has screw ring (2), the week side spiro union of screw ring (2) is fixed with rivet cap (6) that is the ring structure, the top welded fastening of rivet cap (6) has rivet brim of a hat (61), the middle part welded fastening of steel willow (3) has rivet core (5), its characterized in that, rivet core (5) are two sections, two sections be equipped with rupture portion (51) between rivet core (5), the diameter of rupture portion (51) is less than the diameter of rivet core (5), the top welded fastening of screw ring (2) have with rivet brim of a hat (61) assorted spacing convex base (21) The limiting convex seat (21) and the rivet brim (61) are provided with a matched limiting through hole A (201) and a limiting through hole B (601), and the limiting through hole A (201) and the inner side of the limiting through hole B (601) are fixedly clamped with an elastic limiting mechanism (7).

2. The easy-to-detach automobile rivet as claimed in claim 1, wherein the limiting mechanism (7) comprises a limiting shaft cap (71), a limiting shaft column (72) and an elastic chuck (73) are fixedly arranged at the middle position of the bottom of the limiting shaft cap (71), the limiting shaft column (72) is of a cylindrical structure, the elastic chuck (73) mainly comprises hooks (731) and a column head (732), the hooks (731) are four and are axially symmetrically distributed around the column head (732), and the limiting shaft cap (71), the limiting shaft column (72) and the elastic chuck (73) are integrally formed.

3. An easily detachable automotive rivet according to claim 2, characterized in that the limiting mechanism (7) is made of elastic plastic.

4. An easily detachable automobile rivet according to claim 1, wherein the number of the limiting through holes A (201) and the number of the limiting through holes B (601) are four, and the limiting through holes A and the limiting through holes B are axially symmetrically distributed on the limiting boss (21) and the rivet brim (61).

5. An easily detachable automotive rivet according to claim 2, characterized in that the inner diameters of the limiting through hole A (201) and the limiting through hole B (601) are matched with the limiting stud (72) and the stud head (732).

6. An easily disassembled automotive rivet according to claim 1, characterized in that the top of the rivet core (5) is of conical structure.

7. An easily detachable automotive rivet according to claim 1, characterized in that a cross-shaped recess (602) is formed at the middle of the rivet cap (6).