CN217234046U

CN217234046U - Rivet for truckle

Info

Publication number: CN217234046U
Application number: CN202220799686.5U
Authority: CN
Inventors: 关伟杰
Original assignee: Zhongshan Youbu Metal Products Co ltd
Current assignee: Zhongshan Youbu Metal Products Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-19
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a rivet for a trundle, which comprises a shaft core body and an end cap, wherein the shaft core body comprises a shaft body and an end head, the end cap is covered at one end of the shaft body, which is far away from the end head, the end part of the shaft body is provided with a round concave hole, the outer wall of the shaft body is symmetrically provided with a clamping groove communicated with the round concave hole, the end cap comprises an end cap and a cylinder body, the end part of the cylinder body is provided with a V-shaped elastic clamping block, the cylinder body can be inserted into the round concave hole, and the two ends of the V-shaped elastic clamping block can be clamped into the clamping groove; through when installing the end cap, V-arrangement elasticity fixture block can block into the draw-in groove, and then makes the end cap together with the stable firm fixed connection of axle core body, effectively avoids the truckle vibration and makes the not hard up condition of end cap take place, improves the stability of truckle greatly.

Description

Rivet for truckle

Technical Field

The utility model relates to a rivet technical field especially relates to a rivet for truckle.

Background

The caster has a wide application range and is commonly used for a trunk, a baby carrier and the like; in the conventional caster assembly, a rivet is needed, and the main mounting mode of the conventional rivet is to directly arrange a concave hole at the end part of the rivet and then directly rivet the concave hole through a riveting jig, or to arrange a threaded hole at the end part of the rivet and directly twist an upper end cap in the threaded hole; but the mode production yields that directly rivets open is lower, and it is comparatively troublesome to adjust the riveting tool in earlier stage moreover, and the structure that adopts the thread connection end block needs to be convenient, but the truckle when using, can produce the vibration to the not hard up condition of end cover cap probably appears takes place.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rivet for truckle solves more than one problem in the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following scheme: the utility model provides a rivet for truckle, is including an axle core body and end block, the axle core body is including axis body and end, the end block lid closes and is served at one of the end is kept away from to the axis body the tip of axis body is equipped with the circle shrinkage pool the outer wall symmetry of axis body is equipped with the draw-in groove that is linked together with the circle shrinkage pool, the end block is including end cap and cylinder, V-arrangement elasticity fixture block is installed to the tip of cylinder, the cylinder can insert in the circle shrinkage pool, just the both ends ability card of V-arrangement elasticity fixture block is gone into in the draw-in groove.

The rivet for the trundle comprises a threaded hole part and a concave hole part, wherein the clamping groove is formed in the concave hole part, the outer wall of the cylinder is provided with an external thread which can be in threaded connection with the threaded hole part, the rotary column is rotatably mounted at the end part of the cylinder, the V-shaped elastic clamping block is arranged on the rotary column, transverse sliding grooves are symmetrically formed in the wall surface of the threaded hole part and are connected with the clamping groove, and the two ends of the V-shaped elastic clamping block are respectively arranged in the transverse sliding grooves in a sliding mode.

According to the rivet for the caster, the outer wall of the end cap is uniformly provided with the plurality of arc-shaped grooves along the circumference.

According to the rivet for the caster, the end part of the end head is provided with the connecting through hole communicated with the round concave hole.

In conclusion, the beneficial effects of the utility model are that: the rivet fixing device is simple in structure and capable of enabling rivets to be stably installed on casters, wherein a round concave hole is formed in the end portion of the shaft body, clamping grooves communicated with the round concave hole are symmetrically formed in the outer wall of the shaft body, the end cap comprises an end cap and a cylinder body, a V-shaped elastic clamping block is installed at the end portion of the cylinder body, the cylinder body can be inserted into the round concave hole, and two ends of the V-shaped elastic clamping block can be clamped into the clamping grooves; thereby through with the end cap installation in, V-arrangement elasticity fixture block can block into the draw-in groove, and then makes the end cap together with the stable firm fixed connection of axle core body, effectively avoids the truckle vibration and makes the not hard up condition of end cap take place, improves the stability of truckle greatly.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic view of the exploded structure of the present invention.

Fig. 4 is an enlarged schematic view of fig. 2 a according to the present invention.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of the description of the present invention and do not represent a particular relationship between the various embodiments and/or structures discussed.

The invention will be further described with reference to the following description of the drawings and detailed description: as shown in fig. 1 to 4, the rivet for the caster comprises a shaft core body 1 and an end cap 2, wherein the shaft core body 1 comprises a shaft body 3 and an end 4, the end cap 2 covers one end of the shaft body 3, which is far away from the end 4, a round concave hole 5 is formed in the end portion of the shaft body 3, clamping grooves 6 communicated with the round concave hole 5 are symmetrically formed in the outer wall of the shaft body 3, the end cap 2 comprises an end cap 7 and a cylinder 8, a V-shaped elastic clamping block 9 is installed at the end portion of the cylinder 8, the cylinder 8 can be inserted into the round concave hole 5, and two ends of the V-shaped elastic clamping block 9 can be clamped into the clamping grooves 6; through when will holding the installation of block 2, V-arrangement elasticity fixture block 9 can block into draw-in groove 6, and then make end block 2 and the stable firm fixed connection of axle core body 1 together, effectively avoid the truckle vibration and make the not hard up condition of end cap 2 take place, improve the stability of truckle greatly.

Specifically, circle shrinkage pool 5 is including screw hole portion 21 and shrinkage pool portion 22, draw-in groove 6 sets up on the shrinkage pool portion 22, the outer wall of cylinder 8 is equipped with the external screw thread that can with screw hole portion 21 threaded connection the column spinner 23 is installed in the tip rotation of cylinder 8, V-arrangement elasticity fixture block 9 sets up on the column spinner 23 the symmetry is equipped with horizontal spout 24 on the wall of screw hole portion 21, horizontal spout 24 is connected with draw-in groove 6, the both ends of V-arrangement elasticity fixture block 9 slide respectively and set up in horizontal spout 24.

During the equipment, the both ends of V-arrangement elasticity fixture block 9 set up respectively in horizontal spout 24, then with 8 screw in screw hole portions 21 of cylinder, and V-arrangement elasticity fixture block 9 is rotatory the installation on cylinder 8 through column spinner 23, consequently, V-arrangement elasticity fixture block 9 can be followed horizontal spout 24 and removed and block in the draw-in groove 6, and then promoted the stability after the end cover cap 2 installation greatly.

In order to facilitate twisting of the end cap 7, a plurality of arc-shaped grooves 31 are uniformly distributed and arrayed on the outer wall of the end cap 7 along the circumference.

In this embodiment, the end of the tip 4 is provided with a connecting through hole 41 communicating with the circular concave hole 5, and the connecting through hole 41 can be used for injecting lubricating oil, so that the lubricating oil is injected from the connecting through hole 41 and flows out from the clamping groove 6 through the concave hole part 22, thereby lubricating the outer wall surface of the shaft body 3.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described in conjunction with the drawings and above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and what is described in the above embodiments and the description is only illustrative of the principles of the present invention, and without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rivet for truckle, is including an axle core body (1) and end cover cap (2), axle core body (1) is including axis body (3) and end (4), end cover cap (2) lid closes and is served its characterized in that in one of end (4) is kept away from in axis body (3): the tip of axis body (3) is equipped with circle shrinkage pool (5) the outer wall symmetry of axis body (3) is equipped with draw-in groove (6) that are linked together with circle shrinkage pool (5), end block (2) are including end cap (7) and cylinder (8), V-arrangement elasticity fixture block (9) are installed to the tip of cylinder (8), cylinder (8) can insert in circle shrinkage pool (5), just the both ends of V-arrangement elasticity fixture block (9) can be gone into in draw-in groove (6).

2. A rivet for a caster according to claim 1, wherein: circle shrinkage pool (5) are including screw thread hole portion (21) and notch portion (22), draw-in groove (6) set up on notch portion (22), the outer wall of cylinder (8) is equipped with the external screw thread that can with screw thread hole portion (21) threaded connection the rotatory column spinner (23) of installing of tip of cylinder (8), V-arrangement elasticity fixture block (9) set up on column spinner (23) the symmetry is equipped with horizontal spout (24) on the wall of screw thread hole portion (21), horizontal spout (24) are connected with draw-in groove (6), the both ends of V-arrangement elasticity fixture block (9) slide respectively and set up in horizontal spout (24).

3. A rivet for a caster according to claim 1, wherein: the outer wall of the end cap (7) is provided with a plurality of arc-shaped grooves (31) along the circumference.

4. A rivet for a caster according to claim 1, wherein: and the end part of the end head (4) is provided with a connecting through hole (41) communicated with the round concave hole (5).