CN209788705U

CN209788705U - Chain structure

Info

Publication number: CN209788705U
Application number: CN201920362699.4U
Authority: CN
Inventors: 邓湘凌
Original assignee: Shenzhen Hongtong New Material Co Ltd
Current assignee: Shenzhen Hongtong New Material Co Ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2019-12-17
Anticipated expiration: 2029-03-20

Abstract

The utility model provides a chain structure. The utility model discloses a chain structure is including the three chain ring that connects gradually, and each chain ring includes two somatic parts, connects the first end of two somatic part one ends respectively and connects the second tip of the two somatic part other ends respectively, the second end is equipped with the opening, just the second tip forms relative sharp portion respectively in the opening both sides, the contained angle that each sharp portion both sides face formed is less than or equal to 45 to the second tip that another chain ring can be passed to the second tip of a chain ring forms the link, two link connections at both ends in three chain ring just can keep the position relation invariant that lies in the both ends of a chain ring in this centre relatively in a chain ring in the centre, simple structure, the preparation is convenient, firm in connection between the chain ring, and product quality is higher, and product cost is lower.

Description

Chain structure

Technical Field

The utility model relates to an ornament field especially relates to a chain structure.

Background

With the continuous improvement of living standard of people, people put forward higher requirements on the modification of self image. In addition to selecting a proper costume in daily life, different ornaments are often worn to show their own taste and distinguish them from others in order to more highlight their individual characteristics, and the ornaments are of various types, such as rings, bracelets, earrings, and chain-shaped ornaments including necklaces, bracelets, and foot chains, which are commonly used to enhance their individual styles and overall aesthetic feelings.

The chain structure of the common chain-shaped ornament is generally formed by sequentially connecting a plurality of chain rings, the connection mode of two adjacent chain rings is generally divided into two modes, one mode is that a connecting piece is arranged between the two adjacent chain rings and is respectively connected with the two chain rings through the connecting piece, so that the two chain rings are connected together, and the other mode is that the two adjacent chain rings are directly connected together in a buckling mode. First kind of chain structure is owing to need set up the connecting piece, and the overall structure that leads to the chain structure is complicated, and the aesthetic property is relatively poor, and the setting of connecting piece also can make the cost promotion of product, and the fastness of the chain structure that is formed by connecting piece connector link ring simultaneously is relatively poor at the junction, breaks in the junction when receiving external force easily, influences the quality of product. In the second chain structure, because two adjacent chain rings are directly buckled, the manufacturing of one of the two chain rings is generally completed firstly, then the strip-shaped chain material is inserted into the manufactured chain ring and the strip-shaped chain is bent to form the other chain ring, so that two mutually buckled chain rings are obtained, the manufacturing of the chain structure is completed repeatedly, the manufacturing method is complex, and the chain structure cannot flexibly disassemble the chain rings and add extra chain rings.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chain structure, simple structure, the preparation is convenient, and firm in connection between the chain link, the product quality is higher, and product cost is lower.

In order to achieve the above object, the present invention provides a chain structure, which comprises three chain rings connected in sequence; each chain ring includes two somatic parts, connects the first end of two somatic parts one end respectively and connects the second end of two somatic parts other ends respectively, the second end is equipped with the opening, just the second end forms relative pointed portion respectively in opening both sides, the contained angle that each pointed portion both sides face formed is less than or equal to 45 to the second end that another chain ring can be passed to the second end of a chain ring forms the link, two chain rings at three chain ring both ends are connected in a chain ring in the middle and can keep being located the position relation invariant at the both ends of a chain ring in this middle relatively.

The distance between the two tips is smaller than the dimension of the first end part in the direction perpendicular to the extending direction of the first end part.

The distance between the two tips is less than or equal to 0.3 mm.

The two body parts are cylindrical; the axes of the two bodies are parallel; the distance between the two bodies is less than twice the body diameter.

The projection of the first end part on a plane perpendicular to the extending direction of the first end part is circular; the body has a diameter equal to the diameter of the first end.

And a first end part is connected with a second end part between the chain links connected in the three chain links connected in sequence.

The first end is a semicircular ring.

The two sides of each tip are respectively at equal angles to the plane of the chain ring.

The two sides of each tip are symmetrical with respect to the plane of the link.

The material of the chain ring is ceramic.

The utility model has the advantages that: the utility model discloses a chain structure is including the three chain ring that connects gradually, and each chain ring includes two somatic parts, connects the first end of two somatic part one ends respectively and connects the second tip of the two somatic part other ends respectively, the second end is equipped with the opening, just the second tip forms relative sharp portion respectively in the opening both sides, the contained angle that each sharp portion both sides face formed is less than or equal to 45 to the second tip that another chain ring can be passed to the second tip of a chain ring forms the link, two link connections at both ends in three chain ring just can keep the position relation invariant that lies in the both ends of a chain ring in this centre relatively in a chain ring in the centre, simple structure, the preparation is convenient, firm in connection between the chain ring, and product quality is higher, and product cost is lower.

drawings

For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description of the present invention and accompanying drawings, which are provided for the purpose of illustration and description and are not intended to limit the present invention.

In the drawings, there is shown in the drawings,

Fig. 1 is a schematic perspective view of the chain structure of the present invention;

Fig. 2 is a schematic view of the connection of two chain rings in the chain structure of the present invention;

FIG. 3 is a side view of a chain link of the chain construction of the present invention;

Fig. 4 is a schematic view of the chain structure of the present invention connecting the chain links during manufacturing.

Detailed Description

To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Referring to fig. 1, 2 and 3, the present invention provides a chain structure including three chain links 10 connected in sequence. Each chain ring 10 comprises two body parts 11, a first end part 12 and a second end part 13, wherein the first end part 12 is respectively connected with one end of the two body parts 11, the second end part 13 is provided with an opening 14, the second end part 13 is respectively provided with opposite tip parts 131 at two sides of the opening 14, the included angle formed by two side surfaces 1311 of each tip part 131 is less than or equal to 45 degrees, so that the second end part 13 of one chain ring 10 can penetrate through the second end part 13 of the other chain ring 10 to form a link, and the two chain rings 10 at two ends of the three chain rings 10 are connected in the middle chain ring 10 and can keep the position relationship of the two ends of the middle chain ring 10 unchanged.

Specifically, the first end portion 12 is connected with the second end portion 13 between the connected links 10 of the three links 10 connected in sequence. The distance between said two tips 131 is smaller than the dimension of the first end portion 12 in a direction perpendicular to the extension direction thereof to ensure that the two links 10 are not separated after the two links 10 are connected.

Preferably, the distance between the two tips 131 is less than or equal to 0.3 mm.

In particular, the two bodies 11 are cylindrical. The axes of the two bodies 11 are parallel.

Preferably, the distance between the two bodies 11 is less than twice the diameter of the bodies 11.

In particular, the projection of said first end portion 12 on a plane perpendicular to the extension direction thereof is circular. The body 11 has a diameter equal to the diameter of the first end 12.

In particular, the first end 12 is a semicircular ring.

Preferably, the two sides 1311 of each tip 131 are each angled equally relative to the plane of the link 10.

More preferably, the two sides 1311 of each tip 131 are symmetrical with respect to the plane of the link 10.

specifically, in the second end portion 13, the included angles formed by the two side surfaces 1311 of the two tip portions 131 may be the same or different, and only need to be less than or equal to 45 °. For example, in the embodiment shown in fig. 1 to 3, the two sides 1311 of the two tip portions 131 form different angles.

It should be noted that, the chain structure of the present invention includes three chain links 10 connected in sequence, each chain link 10 includes two body portions 11, a first end portion 12 connected to one end of each body portion 11, and a second end portion 13 connected to the other end of each body portion 11, the second end portion 13 is provided with an opening 14, and the second end portion 13 forms opposite tip portions 131 on two sides of the opening 14, an included angle formed by two side surfaces 1311 of each tip portion 131 is less than or equal to 45 °, two chain links 10 at two ends of the three chain links 10 are connected to one chain link 10 in the middle and can keep the position relationship of the two ends of one chain link 10 in the middle unchanged, please refer to fig. 4, when the chain structure is specifically manufactured, the respective second end portions 13 of the two chain links 10 to be connected can be opposite, and then, one of the two chain links 10 is moved toward the other direction, make the second end 13 of a chain ring 10 pass the second end 13 of another chain ring 10 and form the link, just can accomplish the equipment of chain structure, compare in prior art, thereby the utility model discloses thereby well can accomplish the connection of chain ring 10 through chain ring 10 body and constitute the chain structure, need not to set up the connecting piece, simple structure, the preparation is convenient, the cost reduction of product, the fastness of connecting between the chain ring 10 promotes greatly simultaneously to can dismantle and increase new chain ring 10 according to actual in service behavior comparatively conveniently to chain ring 10, the quality of product is higher.

To sum up, the utility model discloses a chain structure is including the three chain ring that connects gradually, and each chain ring includes two somatic parts, connects the first end of two somatic part one ends respectively and connects the second tip of two somatic part other ends respectively, the second end is equipped with the opening, just the second tip forms relative sharp portion respectively in the opening both sides, the contained angle that each sharp portion both sides face formed is less than or equal to 45 to the second tip that another chain ring can be passed to the second tip of a chain ring forms the link, two chain links at both ends in three chain ring link just can keep the position relation at the both ends of a chain ring in the middle of this centre unchangeable relatively in a chain ring, simple structure, the preparation is convenient, and firm in connection between the chain ring, the product quality is higher, and product cost is lower.

From the above, it is obvious to those skilled in the art that various other changes and modifications can be made according to the technical solution and the technical idea of the present invention, and all such changes and modifications should fall within the protection scope of the claims of the present invention.

Claims

1. A chain structure, characterized by comprising three chain links (10) connected in sequence; each chain ring (10) comprises two body parts (11), a first end part (12) and a second end part (13), wherein the first end part (12) is connected with one end of each body part (11) respectively, the second end part (13) is connected with the other end of each body part (11) respectively, an opening (14) is formed in each second end part (13), opposite tip parts (131) are formed on two sides of each opening (14), the included angle formed by two side surfaces (1311) of each tip part (131) is smaller than or equal to 45 degrees, so that the second end part (13) of one chain ring (10) can penetrate through the second end part (13) of the other chain ring (10) to form a link, and two chain rings (10) at two ends of the three chain rings (10) are connected into one chain ring (10) in the middle and can keep the position relation of the two ends of one chain ring (10) relatively.

2. Chain construction according to claim 1, wherein the distance between the two tips (131) is smaller than the dimension of the first end portion (12) in a direction perpendicular to its direction of extension.

3. Chain construction according to claim 1, characterized in that the distance between the two tips (131) is less than or equal to 0.3 mm.

4. Chain structure according to claim 1, characterized in that said two bodies (11) are cylindrical; the axes of the two bodies (11) are parallel; the distance between the two bodies (11) is less than twice the diameter of the bodies (11).

5. a chain structure according to claim 4, wherein the projection of said first end portion (12) on a plane perpendicular to its direction of extension is circular; the diameter of the body (11) is equal to the diameter of the first end (12).

6. A chain construction according to claim 1, characterized in that between the connected links (10) of said three links (10) connected in series there is a first end portion (12) connected to a second end portion (13).

7. The chain structure according to claim 1, wherein said first end portion (12) is a semicircular ring.

8. A chain construction according to claim 1, characterized in that the two sides (1311) of each nose (131) are each at an equal angle to the plane of the chain link (10).

9. A chain construction according to claim 1, characterized in that the two sides (1311) of each nose (131) are symmetrical with respect to the plane of the chain link (10).

10. A chain structure according to claim 1, characterized in that the material of the chain links (10) is ceramic.