CN203326147U

CN203326147U - Spring connection device for wires

Info

Publication number: CN203326147U
Application number: CN2013202736400U
Authority: CN
Inventors: 付杨超
Original assignee: Xichang Power Bureau Of Sichuan Electric Power Co; State Grid Corp of China SGCC
Current assignee: State Grid Corp of China SGCC; State Grid Sichuan Electric Power Co Ltd
Priority date: 2013-05-17
Filing date: 2013-05-17
Publication date: 2013-12-04
Anticipated expiration: 2023-05-17

Abstract

The utility model discloses a wire connecting device in a power grid, and specifically relates to a spring connection device for wires. The spring connection device for wires includes a helical spring (1), a main wire fixing block (2), a branch wire fixing block (3), and a wire clamping head (4). The main wire fixing block (2) is in a rectangular shape. The branch wire fixing block (3) is in an L shape and is formed by a clamping portion (31) and a direction guiding portion (32). The clamping portion (31) and the main wire fixing block (2) are sleeved into the helical spring (1), and fit with each other. A hole groove, which a main wire and a branch wire can go through at the same time, is formed between the clamping portion (31) and the main wire fixing block (2). The direction guiding portion (32) is provided with a round hole, through which the branch line can go. An end portion of the direction guiding portion (32) and the wire clamping head (4) are assembled firmly with each other. With the spring connection device for wires, intervals of connection parts are automatically eliminated, and loosening and ablation phenomena of the connection parts are avoided, so that the connection parts are kept in good connection states.

Description

A kind of wire spring connection device

Technical field

The utility model relates to a kind of electric power networks connecting wire connection device, is specifically related to a kind of wire spring connection device.

Background technology

In electric power networks; the normal master of appearance and the relation of dividing (propping up) between wire; in network of conductors, usually there will be main line to isolate branch line; perhaps branch line is incorporated to the situation of main line; for example "T"-shaped wire connects; and the connecting mode of main line and branch line connects with main line with canoe after normal use the " and hook " wire clamp or branch line bifurcated.Through the operation of certain hour, particularly full load situation operation, often occur that joint is loosening, and ablation is last, forms fault.Loosening for preventing joint, ablation appears, guarantee the normal operation of equipment, therefore, we need to a kind ofly can eliminate the play movement coupling arrangement automatically, make joint all the time in good coupled situation.

The utility model content

The purpose of this utility model is to provide a kind of wire spring connection device, has solved main line in the prior art and has become flexible and ablation with connecting of branch line easily occurring joint, produces the problem that play movement finally forms fault.

For solving above-mentioned technical problem, the utility model by the following technical solutions:

A kind of wire spring connection device, comprise helical spring, main line fixed block, branch line fixed block and wire clamp, wherein the main line fixed block is strip, described branch line fixed block is " L " shape that clamping part and guide part form, described clamping part and main line fixed block are inserted in helical spring and cooperatively interact, form between described clamping part and main line fixed block and can pass the hole slot of main line and branch line simultaneously, there are the circular hole that can allow branch line pass, the mutual fastening assembling of the end of guide part and wire clamp in described guide part middle part.

Further technical scheme is, described main line fixed block is provided with location notch, and described clamping part is provided with the reference column suitable with location notch, and described hole slot combines rear formation mutually by " U " shape groove on " U " shape groove and clamping part on the main line fixed block.

Further technical scheme is, the outer surface of described main line fixed block and clamping part is provided with the thread groove suitable with helical spring.

Further technical scheme is, the end of described guide part is taper and is provided with otch, and the first end of described wire clamp inboard is provided with screw thread, and other end inboard is pyramidal structure, and the end of guide part and wire clamp are by the mutual fastening assembling of screw thread.

Compared with prior art, the beneficial effects of the utility model are: a kind of wire spring of the utility model connection device can be eliminated play movement automatically, has avoided the phenomenon of the loosening and ablation of joint, makes joint all the time in good coupled situation.

The accompanying drawing explanation

The structural representation that Fig. 1 is a kind of wire spring of the utility model connection device.

Fig. 2 is main line fixed-block-architecture (FBA) front view in a kind of wire spring of the utility model shown in Fig. 1 connection device.

The right view that Fig. 3 is Fig. 3.

The vertical view that Fig. 4 is Fig. 3.

Fig. 5 is branch line fixed-block-architecture (FBA) front view in a kind of wire spring of the utility model shown in Fig. 1 connection device.

The right view that Fig. 6 is Fig. 5.

The vertical view that Fig. 7 is Fig. 5.

Fig. 8 is wire clamp structural front view in a kind of wire spring of the utility model shown in Fig. 1 connection device.

The vertical view that Fig. 9 is Fig. 8.

The use state reference map that Figure 10 is a kind of wire spring of the utility model connection device.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.

Fig. 1 shows an embodiment of a kind of wire spring of the utility model connection device: a kind of wire spring connection device, comprise helical spring 1, main line fixed block 2, branch line fixed block 3 and wire clamp 4, wherein as Fig. 2, shown in Fig. 3 and Fig. 4, main line fixed block 2 is strip, as Fig. 5, shown in Fig. 6 and Fig. 7, described branch line fixed block 3 is " L " shape that clamping part 31 and guide part 32 form, described clamping part 31 is inserted in helical spring 1 with main line fixed block 2 and cooperatively interacts, form between described clamping part 31 and main line fixed block 2 and can pass the hole slot of main line and branch line simultaneously, there is the circular hole that can allow branch line pass at described guide part 32 middle parts, the mutual fastening assembling of the end of guide part 32 and wire clamp 4.

Fig. 3 and Fig. 6 also show another embodiment of a kind of wire spring of the utility model connection device, described main line fixed block 2 is provided with location notch 21, described clamping part 31 is provided with the reference column 311 suitable with location notch 21, described hole slot combines rear formation mutually by " U " shape groove on " U " shape groove and clamping part 31 on main line fixed block 2, reference column 311 can guarantee that main line fixed block 2 and branch line fixed block 3 fixing along wire direction position, the nonvoluntary changing of the relative positions and swing, only can be under the effect of helical spring 1 clamping wire.

Fig. 4 and Fig. 5 also show another embodiment of a kind of wire spring of the utility model connection device, the outer surface of described main line fixed block 2 and clamping part 31 is provided with the thread groove suitable with helical spring 1, helical spring 1 can, along set thread groove on main line fixed block and branch line fixed block, be wrapped on main line fixed block and branch line fixed block and have good fastening force.

Fig. 6, Fig. 8 and Fig. 9 show another embodiment of a kind of wire spring of the utility model connection device, the end of described guide part 32 is taper and is provided with otch, described wire clamp 4 one end inboards are provided with screw thread, other end inboard is pyramidal structure, the end of guide part 32 and wire clamp 4 are by the mutual fastening assembling of screw thread, mainly play the effect of clamping wire.

Show the applicable state of a kind of wire spring of the utility model connection device according to Figure 10, can draw its using method:

1), branch line is penetrated in the pipe of wire clamp and a Line attaching clamp;

2), suitable length is removed the insulating barrier of open traverse;

3), with pliers by crooked 90 degree of open traverse, and smooth the end of a thread, guarantee and the main line close contact.

4), suitable length is removed the insulating barrier of main traverse line;

5), on main traverse line and the end of a thread, smear a certain amount of conductive paste;

6), main line fixed block and branch line fixed block are fastened with certain strength;

7), the application helical spring is tight by two fixed blocks " receipts ";

8), the application wire clamp open traverse is clamped, prevent from twitching open traverse;

9), in the situation that needs carry out insulation processing gets final product.

Claims

1. a wire spring connection device, it is characterized in that: comprise helical spring (1), main line fixed block (2), branch line fixed block (3) and wire clamp (4), wherein main line fixed block (2) is strip, described branch line fixed block (3) is " L " shape that clamping part (31) and guide part (32) form, described clamping part (31) is inserted in helical spring (1) with main line fixed block (2) and cooperatively interacts, form between described clamping part (31) and main line fixed block (2) and can pass the hole slot of main line and branch line simultaneously, there is the circular hole that can allow branch line pass at described guide part (32) middle part, the end of guide part (32) and the mutual fastening assembling of wire clamp (4).

2. a kind of wire spring connection device according to claim 1, it is characterized in that: described main line fixed block (2) is provided with location notch (21), described clamping part (31) is provided with the reference column (311) suitable with location notch (21), and described hole slot combines rear formation mutually by " U " shape groove on " U " shape groove on main line fixed block (2) and clamping part (31).

3. a kind of wire spring connection device according to claim 1, it is characterized in that: the outer surface of described main line fixed block (2) and clamping part (31) is provided with the thread groove suitable with helical spring (1).

4. a kind of wire spring connection device according to claim 1, it is characterized in that: the end of described guide part (32) is taper and is provided with otch, described wire clamp (4) one end inboards are provided with screw thread, other end inboard is pyramidal structure, and the end of guide part (32) and wire clamp (4) are by the mutual fastening assembling of screw thread.