CN211240140U

CN211240140U - Connecting structure of K-shaped carbon fiber heating wire

Info

Publication number: CN211240140U
Application number: CN202020013525.XU
Authority: CN
Inventors: 朱杰峰
Original assignee: Shijiazhuang Guangli New Energy Technology Co ltd
Current assignee: Shijiazhuang Guangli New Energy Technology Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-08-11
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a connecting structure of a K-shaped carbon fiber heating wire, which comprises a connecting block main body, a cable, an inserting block, a first nut, a second nut, a carbon fiber cable connecting part and a metal connecting block, wherein the lower part of the connecting block main body is provided with two carbon fiber cable connecting parts, the outer side of the bottom of each carbon fiber cable connecting part is provided with a first external thread part, and a second clamping groove is arranged in each carbon fiber cable connecting part; the upper end of the connecting block main body is provided with a connecting block fixing lug; the left and right sides of connecting block main part all is equipped with the inserted block, is equipped with the cable in the inserted block, is equipped with first nut and second nut on the inserted block, and first nut links together with the connecting block main part, and the second nut links together with the inserted block. The utility model has the advantages of simple structure, convenient to use sets up two kinds of fixed connection modes, can make more firm of connection, and when a set of connection structure damaged, a set of connection structure still can play a role in addition, reliability that can explosion connection.

Description

Connecting structure of K-shaped carbon fiber heating wire

Technical Field

The utility model relates to a carbon fiber cable connects technical field, specifically is K prefix carbon fiber generates heat the connection structure of line.

Background

At present, because carbon fiber heating cable has good comprehensive properties, carbon fiber heating cable's application is also more and more extensive. The carbon fiber heating cable is mainly used in an indoor heating system at present, and is more widely applied to a floor heating system particularly; among the current underfloor heating system, carbon fiber heating cable is in the installation, and the workman can use the connecting block of K prefix to be connected carbon fiber cable and wire together, and K prefix connecting block can be quick links together carbon fiber cable and wire. The existing K-shaped head connecting block mostly only adopts a connecting mode of threaded connection, and the threads are easy to damage in the connecting process, so that the carbon fiber cable is not firm in connection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection structure of K prefix carbon fiber heating wire 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:

the connecting structure of the K-shaped carbon fiber heating wire comprises a connecting block main body, a cable, an inserting block, a first nut, a second nut, a carbon fiber cable connecting part and a metal connecting block, wherein two carbon fiber cable connecting parts are arranged at the lower part of the connecting block main body, a first external thread part is arranged on the outer side of the bottom of each carbon fiber cable connecting part, and a second clamping groove is formed in each carbon fiber cable connecting part; the upper end of the connecting block main body is provided with a connecting block fixing lug, a metal connecting block is arranged inside the connecting block main body, and a cable connector is arranged on the metal connecting block; the left and right sides of connecting block main part all is equipped with the inserted block, is equipped with the cable in the inserted block, is equipped with first nut and second nut on the inserted block, and first nut links together with the connecting block main part, and the second nut links together with the inserted block.

As a further aspect of the present invention: the inside arc cavity that is equipped with of inserted block, the both ends of inserted block are equipped with the pencil through-hole, and the pencil through-hole communicates with the arc cavity, and the one end that the connecting block main part was kept away from to the inserted block is equipped with first sealing washer.

As a further aspect of the present invention: the left and right sides of connecting block main part all is equipped with first draw-in groove, and the one end that the inserted block is close to the connecting block main part is equipped with the plug, the right-hand member fixture block of plug, fixture block and first draw-in groove cooperation use.

As a further aspect of the present invention: a protruding block is arranged on the left side of the plug, an annular groove is formed in the protruding block, and a second sealing ring is arranged in the annular groove; and a third sealing ring is arranged between the convex block and the first screw cap.

As a further aspect of the present invention: and second external thread parts are arranged on the outer side walls of the left end and the right end of the connecting block main body and are connected with the first screw cap.

Compared with the prior art, the utility model has the advantages that the structure is simple, the use is convenient, when the cable is required to be connected, the cable is only required to be inserted into the insert block, then the second nut is screwed on the insert block, so that the cable can be fixed in the insert block, then the plug is inserted into the connecting block main body, and then the first nut is fixedly connected with the connecting block main body, so that the connection can be completed; set up two kinds of fixed connection modes, can make more firm of connection, when a set of connection structure damages, a set of connection structure still can play a role in addition, reliability that can the explosive connection.

Drawings

Fig. 1 is a schematic view of a connection structure of a K-head carbon fiber heating wire.

Fig. 2 is a right-view structural schematic diagram of an insertion block in a connection structure of a K-head carbon fiber heating wire.

Fig. 3 is a schematic front view structure diagram of a connecting block main body in the connecting structure of the K-head carbon fiber heating wire.

In the figure: 1. a connecting block main body; 2. the connecting block fixes the ear; 3. a first nut; 4. inserting a block; 5. a second nut; 6. a cable; 7. a carbon fiber cable connection section; 8. a first external threaded portion; 9. a second card slot; 10. a metal connecting block; 11. a cable connector; 12. a first seal ring; 13. an arc-shaped cavity; 14. a third seal ring; 15. a protruding block; 16. a second seal ring; 17. a first card slot; 18. a clamping block; 19. an annular groove; 20. a plug; 21. a wire harness through hole; 22. a second external thread portion.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, the connection structure of the K-shaped carbon fiber heating wire comprises a connection block main body 1, a cable 6, an insertion block 4, a first nut 3, a second nut 5, carbon fiber cable connection portions 7 and a metal connection block 10, wherein the lower portion of the connection block main body 1 is provided with the two carbon fiber cable connection portions 7, the outer side of the bottom of each carbon fiber cable connection portion 7 is provided with a first external thread portion 8, the upper end of the connection block main body 1 is provided with a connection block fixing lug 2, the connection block main body 1 can be fixed on the ground through the connection block fixing lug 2, the metal connection block 10 is arranged inside the connection block main body 1, and the cable connection head 11 is; the left and right sides of connecting block main part 1 all is equipped with inserted block 4, is equipped with cable 6 in the inserted block 4, is equipped with first nut 3 and second nut 5 on the inserted block 4, and first nut 3 links together with connecting block main part 1, and second nut 5 links together with inserted block 4.

And a second clamping groove 9 is arranged in the carbon fiber cable connecting part 7.

The inside arc cavity 13 that is equipped with of inserted block 4, the both ends of inserted block 4 are equipped with pencil through-hole 21, and pencil through-hole 21 and arc cavity 13 intercommunication, the one end that the connecting block main part 1 was kept away from to inserted block 4 are equipped with first sealing washer 12.

The left and right sides of connecting block main part 1 all is equipped with first draw-in groove 17, and the one end that inserted block 4 is close to connecting block main part 1 is equipped with plug 20, plug 20's right-hand member fixture block 18, fixture block 18 and first draw-in groove 17 cooperation use.

A protruding block 15 is arranged on the left side of the plug 20, an annular groove 19 is formed in the protruding block 15, and a second sealing ring 16 is arranged in the annular groove 19; and a third sealing ring 14 is arranged between the convex block 15 and the first screw cap 3, and the third sealing ring 14 can further increase the sealing performance of the insert block connection.

And the outer side walls of the left end and the right end of the connecting block body 1 are provided with second external thread parts 22, and the second external thread parts 22 are connected with the first screw caps 3.

The utility model has the advantages of simple structure and convenient use, when the cable is required to be connected, the cable 6 is only required to be inserted into the insert block 4, and then the second nut 5 is screwed on the insert block 4, so that the cable 6 can be fixed in the insert block 4, and then the plug 20 is inserted into the connecting block main body 1, and then the first nut 3 is fixedly connected with the connecting block main body 1, so that the connection can be completed; set up two kinds of fixed connection modes, can make more firm of connection, when a set of connection structure damages, a set of connection structure still can play a role in addition, reliability that can the explosive connection.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

The connecting structure of the K-shaped carbon fiber heating wire comprises a connecting block main body (1), a cable (6), an inserting block (4), a first nut (3), a second nut (5), carbon fiber cable connecting parts (7) and a metal connecting block (10), and is characterized in that the lower part of the connecting block main body (1) is provided with two carbon fiber cable connecting parts (7), the outer side of the bottom of each carbon fiber cable connecting part (7) is provided with a first external thread part (8), and a second clamping groove (9) is formed in each carbon fiber cable connecting part (7); the upper end of the connecting block main body (1) is provided with a connecting block fixing lug (2), a metal connecting block (10) is arranged inside the connecting block main body (1), and a cable connector (11) is arranged on the metal connecting block (10); the left and right sides of connecting block main part (1) all is equipped with inserted block (4), is equipped with cable (6) in inserted block (4), is equipped with first nut (3) and second nut (5) on inserted block (4), and first nut (3) link together with connecting block main part (1), and second nut (5) link together with inserted block (4).
2. The connecting structure of the K-shaped carbon fiber heating wire as recited in claim 1, wherein an arc-shaped cavity (13) is formed inside the inserting block (4), both ends of the inserting block (4) are provided with wiring harness through holes (21), the wiring harness through holes (21) are communicated with the arc-shaped cavity (13), and one end of the inserting block (4) far away from the connecting block main body (1) is provided with a first sealing ring (12).
3. The connecting structure of the K-shaped carbon fiber heating wire as claimed in claim 1, wherein the left side and the right side of the connecting block main body (1) are provided with first clamping grooves (17), one end of the inserting block (4) close to the connecting block main body (1) is provided with a plug (20), a right clamping block (18) of the plug (20) is provided, and the clamping block (18) is matched with the first clamping grooves (17).
4. The connecting structure of the K-shaped carbon fiber heating wire is characterized in that a protruding block (15) is arranged on the left side of the plug (20), an annular groove (19) is formed in the protruding block (15), and a second sealing ring (16) is arranged in the annular groove (19); and a third sealing ring (14) is arranged between the convex block (15) and the first screw cap (3).
5. The connecting structure of the K-shaped carbon fiber heating wire as claimed in claim 1, wherein the outer side walls of the left and right ends of the connecting block body (1) are provided with second outer threaded parts (22), and the second outer threaded parts (22) are connected with the first screw cap (3).