CN203839826U - A kind of safety terminal clip - Google Patents

Abstract

The utility model discloses a safe jointing clamp. The safe jointing clamp comprises an insulation main body, the insulation main body is provided with a line clamping mouth, a fixed line clamping block and a movable line clamping block are relatively disposed in the line clamping mouth, a side face of the movable line clamping block is provided with a guide sliding block, the guide sliding block is located in a sliding groove in an inner side face of the line clamping mouth of the insulation main body, the insulation main body is further provided with a spacer block, which is capable of sliding along the sliding groove, between the fixing line clamping block and the movable line clamping block, the insulation main body is further provided with an insulation adjusting threaded rod at one end of the movable line clamping block, a screw thread fit is provided between the insulation adjusting threaded rod and the line clamping main body, the insulation adjusting threaded rod penetrates the insulation main body and then contacts the bottom of the movable line clamping block, a middle part of the fixed line clamping block and a middle part of the movable line clamping block are respectively provided with a positioning groove, thimbles are disposed in the positioning grooves, the two thimbles are communicated through a current guiding line, and the current guiding line is located in the insulation main body. The safe jointing clamp can realize line clamping operation well and also can detect wiring conditions well, wiring is safe, reliable and firm, and a short circuit and electric shocks cannot occur.

Description

A kind of safety terminal clip

technical field

The utility model relates to an auxiliary device for electric power maintenance, in particular to a cylindrical pin loading and unloading tool.

Background technique

During the use of various overhead power distribution equipment, it is very common for the jumper board of the overhead line to heat up, the section of the switch lead wire pile head and the prolapse are very common. Two insulated wires are connected, and now it is usually clamped with a wire clamp after stripping or pierced with a wire clamp, and after the wire is stripped, the wire clamp is clamped to supply you need power outage operations, affecting the normal power supply, and the process at the same time It is cumbersome, heavy workload, and low efficiency; and the use of piercing wire clamps can save more man-hours, but this will not only easily cause short circuits, but also cause greater damage to the wires and easily damage the internal metal core. The puncture wire clip is also easy to loosen when shaking, causing a safety accident.

Contents of utility model

The utility model overcomes the deficiencies of the prior art, provides a safety connection clip, and solves the problems of poor safety, easy failure or short circuit of the connection clip.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions: a safety clamp, including an insulating body, the insulating body is provided with a clamping opening, and a fixed clamping block and a movable clamping block are relatively arranged in the clamping opening, The side of the movable wire clamping block is provided with a guide slider, which is located in the chute on the inner side of the wire clamping opening of the insulating body, and the insulating body is also provided with a sliding groove between the fixed wire clamping block and the movable wire clamping block. A sliding spacer, the insulating body is also provided with an insulating adjusting screw at one end of the movable clamping block, the insulating adjusting screw is threadedly matched with the clamping main body and contacts the bottom of the movable clamping block after penetrating through the insulating body, and the fixed clamping block Positioning slots are provided in the middle of the movable wire clamping block, and thimbles are arranged in the positioning slots, and the two thimbles are connected through a guide line, and the guide line is located inside the insulating main body. In this scheme, the two wires are respectively stuck in the positioning grooves of the fixed clamping block and the movable clamping block, separated by a spacer in the middle, and the movable clamping block is moved to the fixed clamping block by adjusting the insulation adjusting screw to move the two wires The wire is clamped, and the thimble passes through the outer insulating layer of the two wires to communicate with the inner metal core; the structure of this scheme is simple, and the insulating body can be effectively insulated to prevent short circuit and electric shock. In the case of short circuit between two wires, the two thimbles can be connected through the conductive wire to conduct the insulated wire well. At the same time, since the thimbles are in contact with the inner metal core of the circuit wire, there will be no conduction failure problem during use. .

A neon bulb communicated with the current guide line is arranged inside the insulating body, and a light-transmitting sheet is arranged outside the neon bulb on the outer side of the insulating body. In the past, after the clamp was clamped, the circuit was tested to determine whether the clamp had connected the two wires, which was not only troublesome, but also required other tools for detection. The neon bulb connected with the diversion wire, when the two wires are connected, the neon bulb glows, and the staff can observe whether the neon bulb glows through the light-transmitting sheet, so as to know whether the thimble has been inserted into the wire, so as to ensure the conduction of the wire and at the same time Avoid wire damage due to excessive extrusion.

The height of the thimble is higher than that of the fixed clamping block or the movable clamping block. The fixed wire clamping block and the movable wire clamping block mainly locate the wire through the positioning groove in the middle. The end of the fixed wire clamping block or the movable wire clamping block withstands the partition. In order to reduce the extrusion of the wire, the height of the thimble Set it higher than the height of the fixed clamping block or the movable clamping block, so that when the wire is squeezed, the extrusion force on the wire after the thimble is inserted into the wire will not be too large, and excessive extrusion deformation will not be caused, and the integrity of the wire will be protected. Sex, to ensure the service life of the wire.

The two ends of the opening of the insulating body at the opening of the clamping port are respectively provided with a rotating shaft and a clamping block, the rotating shaft is hinged with a pressing rod, the pressing rod can rotate around the rotating shaft and the end can be clamped inside the clamping block . In order to ensure that the wire clamp will not loosen or fall during use, a rotatable clamping lever is provided. After the clamping is completed, the clamping lever is rotated around the rotating shaft and clamped in the clamping block, so that the entire tool can be clamped On the wire, even if the wire shakes violently, it will not fall off, which ensures the safety of the staff. After the wire clip is used, the pressing rod can be taken out from the clamping block to disassemble, which is very convenient.

The fixed clamping block, the movable clamping block and the pressing rod are all made of insulating materials. In order to strengthen the insulation effect and ensure the safety of wiring and operation, the fixed clamping block, movable clamping block and pressing rod are all made of insulating materials to minimize safety accidents.

Compared with the prior art, the beneficial effect of the utility model is that the safety wiring clamp designed by the utility model can not only realize the clamping operation well, but also can detect the wiring condition well at the same time, and the wiring is safe, reliable and stable , there will be no short circuit and electric shock, it can well protect the wires and staff, and has high safety.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing and specific embodiment.

Fig. 1 is the structural representation of the utility model.

The labels in the figure are: 1. Insulation main body; 2. Chute; 3. Neon bubble; 4. Light-transmitting sheet; 5. Spacer; 6. Guide line; 7. Guide slider; ; 9, rotating shaft; 10, fixed clamping block; 11, thimble; 12, pressing rod; 13, clamping block; 14, insulation adjusting screw.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described. Embodiments of the present utility model include but are not limited to the following examples.

Example 1

As shown in Figure 1, a safety terminal clamp includes an insulating main body 1, and the insulating main body 1 is provided with a clamping opening, and a fixed clamping block 10, a movable clamping block 8, and a movable clamping block 8 are relatively arranged in the clamping opening. A guide slider 7 is provided on the side of the insulating body 1, and the guide slider 7 is located in the chute 2 on the inner side of the wire clamping opening of the insulating body 1. The spacer 5 that slides along the chute 2, the insulating body 1 is also provided with an insulating adjusting screw 14 at one end of the movable clamping block 8, the insulating adjusting screw 14 is threadedly matched with the clamping main body 1 and penetrates through the insulating main body 1 to connect with the movable clamp The bottom of the wire block 8 is in contact with each other, and the middle part of the fixed wire clamp block 10 and the movable wire clamp block 8 is provided with a positioning groove, and a thimble 11 is arranged in the positioning groove, and the two thimble pins 11 are connected through the guide wire 6, and The current guide wire 6 is located inside the insulating body 1 .

In this embodiment, both the movable clamping block 8 and the spacer 5 can move along the chute 2. When in use, two wires are respectively arranged at the two ends of the spacer, and correspond to the positioning slots. Adjust the insulation adjustment screw 14 to move The clamping block 8 moves to the fixed clamping block 10, and the spacer 5 moves simultaneously under the action of the fixed clamping block 10. After moving one end time, the spacer 5 and the movable clamping block 8 apply force to the two wires respectively, thereby forcing The thimble 11 is inserted into the inside of the wire to complete the wiring; this embodiment is extremely convenient to use, and the wire is clamped firmly. Electric shock, high safety, and only the thimble is inserted into the inside of the wire when clamping the wire, which causes less damage to the wire, ensures the integrity of the wire, and reduces damage to the wire.

Example 2

This embodiment adds the following structure on the basis of Embodiment 1, specifically: a neon bulb 3 communicated with the current guide line 6 is arranged inside the insulating body 1, and a transparent Light sheet 4.

In this embodiment, in order to facilitate the staff to detect the wiring situation and reduce the difficulty and time of detection, a neon bulb 3 connected to the guide line 6 is added inside the insulating body 1, and the neon bulb 3 is observed through the light-transmitting sheet 4.

Example 3

In this embodiment, the following structure is optimized on the basis of embodiment 1 or embodiment 2: the height of the thimble 11 is higher than that of the fixed thread clamping block 10 or the movable thread clamping block 8 .

In this embodiment, in order to reduce the extrusion force of the fixed wire clamping block 10 and the movable wire clamping block 8 on the wire, and ensure that the wire will not be deformed and damaged after being squeezed, the height of the thimble 11 is specially set to be higher than the fixed wire clamping block 10 or the movable wire clamping block 10. The height of the clamping block 8 is so high that the thimble 11 is inserted into the distance from one end of the wire before the wire is squeezed by fixing the clamping block 10 and the movable clamping block 8, and the thimble 11 can be inserted into the wire after a small degree of extrusion While pressing the wire tightly, it can reduce the extrusion force of the wire while satisfying the clamping wire, and protect the integrity of the wire.

Example 4

This embodiment adds the following structure on the basis of any of the above-mentioned embodiments, specifically: the two ends of the insulating body 1 at the opening of the clamping port are respectively provided with a rotating shaft 9 and a clamping block 13, and the rotating shaft 9 A compression rod 12 is hinged, and the compression rod 12 can rotate around the rotating shaft 9 and the end can be clamped inside the clamping block 13 .

In this embodiment, in order to stabilize the wiring clamp and prevent the wiring clamp from loosening or falling during use after wiring, causing safety accidents and clamping failure, the above-mentioned structure is set. After the wiring is completed, the pressing rod 12 can be wound The rotating shaft 9 rotates and is clamped in the clamping block 13, so that the wiring clamp can be fixed on the wire as a whole, even if the wire is violently shaken or pulled, it can be firmly clamped on the wire, which can ensure that the wiring is firm and the staff Safe operation and high safety.

Example 5

In this embodiment, the following structure is optimized on the basis of any of the above-mentioned embodiments: the fixed clamping block 10, the movable clamping block 8 and the pressing rod 12 are all made of insulating materials.

In order to further reduce the occurrence of safety accidents in this embodiment, the fixed clamping block 10, the movable clamping block 8 and the pressing rod 12 are made of insulating materials, which can achieve a good insulation effect, prevent personnel from getting an electric shock or lead short circuit, and ensure safe work.

The above is the embodiment of the present utility model. The utility model is not limited to the above-mentioned embodiment, anyone should know that the structural changes made under the enlightenment of the utility model, and any technical solutions that are the same as or similar to the utility model, all fall into the protection scope of the utility model within. the

Claims (5)

1. a safe binding clip, it is characterized in that: comprise insulating body (1), insulating body (1) is provided with clamp mouth, in clamp mouth, be relatively set with fixedly clamp piece (10) and movable clamp piece (8), the side of movable clamp piece (8) is provided with guide runner (7), guide runner (7) is positioned at the chute (2) of insulating body (1) clamp mouth medial surface, described insulating body (1) is fixedly also being provided with the spacer block (5) that can slide along chute (2) between clamp piece (10) and movable clamp piece (8), described insulating body (1) is also provided with insulation adjusting screw(rod) (14) in movable clamp piece (8) one end, insulation adjusting screw(rod) (14) contacts with movable clamp piece (8) bottom with clamp main body (1) threaded engagement and after running through insulating body (1), described fixedly clamp piece (10) and movable clamp piece (8) middle part are equipped with location notch, in location notch, be provided with thimble (11), two described thimbles (11) are communicated with by channelizing line (6), described channelizing line (6) is positioned at insulating body (1) inside.

2. a kind of safe binding clip according to claim 1, is characterized in that: described insulating body (1) inside is provided with the neon bulb (3) being communicated with channelizing line (6), and described insulating body (1) has light transmission piece (4) in neon bulb (3) arranged outside.

3. a kind of safe binding clip according to claim 1, is characterized in that: the height of described thimble (11) higher than fixedly clamp piece (10) or movable clamp piece (8) highly.

4. a kind of safe binding clip according to claim 1, it is characterized in that: described insulating body (1) is respectively arranged with rotating shaft (9) and clamping block (13) at the two ends of the opening part of clamp mouth, described rotating shaft (9) is hinged with compressor arm (12), and compressor arm (12) (9) rotation around the shaft and end can be clamped on clamping block (13) inside.

5. a kind of safe binding clip according to claim 4, is characterized in that: described fixedly clamp piece (10), movable clamp piece (8) and compressor arm (12) all adopt insulating material to make.