CN218182478U

CN218182478U - Power is cut and is connect with puncture fastener

Info

Publication number: CN218182478U
Application number: CN202221410840.1U
Authority: CN
Inventors: 时晋苏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-12-30
Anticipated expiration: 2032-06-07

Abstract

The application discloses a piercing connector for cutting and splicing a power supply, which comprises a metal base, an insulating shell, a metal block, a screw and a power line of an auxiliary power supply; the insulating shell comprises a fixed block and a sliding block, the fixed block and the sliding block are both arranged on the metal base, the puncture blade is arranged on one opposite side, the metal block is arranged on the opposite side, a screw penetrates through the fixed block and is screwed into the sliding block to string the fixed block and the sliding block, and the reciprocating motion of the sliding block towards the fixed block is realized by rotating the screw; the power line is divided into two parts, respectively enters the fixed block and the sliding block, is welded with the puncture blade, and is fixed in the corresponding insulating shell. In the process of cutting and connecting the power supply for many times, the puncture wire clamp can be always communicated with the power line of the auxiliary power supply, and only the puncture wire clamp is communicated with the power line of the electric equipment or the power line of the electric equipment is disconnected, so that the cutting and connecting efficiency of the power supply is greatly improved.

Description

Power is cut and is connect with puncture fastener

Technical Field

The utility model relates to a power field of continuing especially relates to a puncture fastener for power cuts connects.

Background

Traditional puncture fastener mainly used electric power system uses when the cable need be made branch or continue, carries out electrical connection to two independent power cords. Some industries often need to eliminate and replace old dc power supply equipment, so that power lines of all electric equipment connected to the old dc power supply equipment need to be connected to new dc power supply equipment, and the process is called power source cut-off in the industry. In order to ensure that the power supply of the electric equipment is not interrupted in the power supply cutting process, a positive and a negative two-stage of a temporary auxiliary power supply are connected to a power supply line of the electric equipment in parallel through two puncture wire clamps to temporarily supply power to the electric equipment; then, cutting off two original positive and negative power lines of the electric equipment on the side of the direct current power supply equipment respectively, supplying power to the electric equipment by a temporary auxiliary power supply at the moment, and connecting the pair of power lines to new direct current power supply equipment; and then the puncture wire clamp is removed, and then the power supply of the next electric equipment is cut off.

The power cutting process of a plurality of electric equipment is that the same temporary auxiliary power supply is connected and disconnected repeatedly with different electric equipment power lines through the puncture wire clamp, and the traditional puncture wire clamp is used, so that the electric equipment power line and the auxiliary power supply power line need to be operated simultaneously. When the power source is cut several times in succession, the entire operation becomes very cumbersome. Therefore, the puncture wire clamp with the puncture blade permanently and fixedly connected with the auxiliary power line needs to be invented, and only the connection or disconnection operation between the puncture wire clamp and the power line of the electric equipment is needed when the power supply is cut and connected, so that the power supply cutting and connecting efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power cuts connects uses piercing connector for piercing connector piece and the permanent fixed connection of auxiliary power line.

According to one aspect of the utility model, a piercing connector for cutting and connecting power supply is provided, which comprises an insulating shell, a piercing blade and a screw rod, wherein the insulating shell comprises a fixed block and a sliding block; the fixed block is provided with a first screw hole penetrating through the fixed block, the sliding block is provided with a second screw hole penetrating through the sliding block and provided with threads, the first screw hole and the second screw hole are arranged oppositely, and the screw rod penetrates through the first screw hole and is screwed into the second screw hole; the screw rod is in threaded connection with the sliding block through the second screw hole, and the sliding block is enabled to perform reciprocating linear motion towards the direction of the fixed block by rotating the screw rod; the puncture blade comprises a first puncture blade and a second puncture blade, a first arc-shaped surface and a second arc-shaped surface are respectively arranged on one side, opposite to the sliding block, of the fixed block, concave surfaces are respectively arranged on the first arc-shaped surface and the second arc-shaped surface, the first puncture blade is arranged on the first arc-shaped surface, the second puncture blade is arranged on the second arc-shaped surface, and the first puncture blade and the second puncture blade are arranged correspondingly; the puncture blade is electrically connected with a power line.

Therefore, the utility model discloses at the in-process that many times power cut-offs, can realize that the power cord of puncture fastener and auxiliary power source keeps the intercommunication always, only need puncture fastener and consumer power cord the intercommunication or divide the disconnected operation can, improve power cut-offs efficiency greatly.

In some embodiments, the fixed block and the sliding block are disposed on a metal base; the fixed block with metal base fixed connection, the sliding block with metal base sliding connection. From this metal base restriction sliding block rotates, turns into the linear motion of sliding block with the rotary motion of screw rod, and metal base provides the holding power for whole puncture fastener simultaneously, reinforcing hardness.

Furthermore, a guide rail is arranged on the metal base, and the guide rail and the screw rod are arranged in the same direction; the sliding block bottom with metal base contact department is provided with the guide rail groove and corresponds the guide rail, from this guide rail groove and guide rail cooperate jointly, guide the motion of sliding block makes the removal of sliding block is more stable.

In some embodiments, a first metal block and a second metal block are respectively arranged on the opposite sides of the fixed block and the sliding block, and the first metal block and the metal base are integrally formed; the first metal block is fixedly and tightly connected with the fixed block, and the second metal block is fixedly and tightly connected with the sliding block; the first metal block is provided with a screw hole penetrating through the first metal block and corresponding to the first screw hole, and the second metal block is provided with a screw hole penetrating through the second metal block and corresponding to the screw hole with threads. From this, two metal blocks are two insulating housing increase strength respectively, prevent to warp at the insulation housing of cutover in-process, and first metal block and metal base integrated into one piece also make whole device firmer.

In some embodiments, the inner wall of the first screw hole is smooth and has no thread structure, the part of the screw rod penetrating through the fixed block also has no thread structure, the screw rod is provided with a snap ring on the part between the fixed block and the sliding block, the snap ring is arranged at one end close to the fixed block, so that the snap ring and the head of the screw rod form a limiting structure, and the limiting structure enables the screw rod and the fixed block to be relatively fixed, and simultaneously prevents the screw rod from falling off from the insulating shell; at the moment, the screw rod is rotated, and the sliding block can reciprocate towards the fixed block.

In some embodiments, before one power line of the auxiliary power source is embedded in the insulating housing, the current power line is divided into two branches, the first branch is embedded in the fixing block from the outside and fixed, and the first branch is welded with the first piercing blade; the second branch is embedded into the sliding block from the outside and fixed, and the second branch is welded with the second piercing blade. Therefore, when the puncture wire clamp clamps the power line of the electric equipment, the two sides can conduct electricity uniformly, and the current bearing capacity is enhanced.

In some embodiments, the fixed block is higher than the sliding block, and the top of the fixed block extends towards the sliding block until the top of the first arc-shaped surface just covers the top of the second arc-shaped surface. Therefore, when the first puncture blade and the second puncture blade clamp the power cord of the electric equipment, the extending part can play a role of safety shielding, and the puncture blade is prevented from being exposed and contacting other possible metal conductors.

In some embodiments, the head of the screw is provided with a hexagon socket hole which is matched with a hexagon socket wrench for use, so that the rotating operation is more convenient and safer.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a top view of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The piercing connector for cutting and jointing the power supply comprises a metal base 1, a metal block, an insulating shell, a piercing blade, a screw rod 4 and a power line of an auxiliary power supply, wherein the metal block is arranged on the metal base. The metal base 1 is in a long plate shape, the metal block and the insulating shell are both arranged on the metal base 1, and the puncture blade is arranged on the insulating shell.

Insulating housing includes fixed block 2 and sliding block 3, and fixed block 2 and sliding block 3 parallel arrangement each other. Fixed block 2 and sliding block 3 one side of the back of the body do not set up first metal block 12 and second metal block 13 for strengthen insulating housing's intensity, prevent to appear the deformation problem when pressing from both sides tight operation. The first metal block 12 is tightly attached to the fixed block 2 to form a fixed group; the second metal block 13 is tightly attached to the sliding block 3 to form a sliding group. The fixing group is fixedly arranged at the end part of the metal base 1 and is fixedly connected with the metal base 1, and in order to enable the whole device to bear larger force, the metal base 1 and the second metal block 12 can be cast in an integrated forming mode. The metal base 1 is radially provided with a guide rail 11, and the bottom of the sliding group is provided with a guide rail groove corresponding to the guide rail 11, namely the bottoms of the sliding block 3 and the second metal block 13 are both provided with guide rail grooves which are in sliding fit with the guide rails. The guide rail 11 and the guide rail groove assist the movement of the sliding group.

The fixed group is provided with a first screw hole which penetrates through the fixed group and has a smooth inner wall, and the sliding group is provided with a second screw hole which penetrates through the fixed group and has threads. The first screw hole corresponds to the second screw hole, the fixed group and the sliding group are connected in series through the two screw holes by using a screw rod 4 with proper length, and the screw rod 4 is screwed into the second screw hole after penetrating through the first screw hole and penetrates through the sliding group. The smooth part of the screw rod 4 corresponds to the first screw hole, a clamping ring 41 is arranged on the screw rod 4 between the fixed group and the sliding group, the clamping ring 41 is arranged close to the fixed group, the head parts of the clamping ring 41 and the screw rod 4 form a limiting structure, and the relative position of the screw rod 4 and the fixed group is controlled to be kept still. The head of the screw 4 is provided with a hexagon socket, which can be rotated using a hexagon socket wrench. When the screw rod 4 is rotated, the horizontal positions of the screw rod 4 and the fixed group are kept still, the rotating motion of the screw rod 4 is converted into the linear motion of the sliding group, and the screw rod 4 drives the sliding group to reciprocate towards the fixed group.

The opposite sides of the fixed block 2 and the sliding block 3 are respectively provided with a first arc-shaped surface 21 and a second arc-shaped surface 31, and the first arc-shaped surface 21 and the second arc-shaped surface 31 are both concave surfaces. As shown in fig. 2, the first arc-shaped surface 21 and the second arc-shaped surface 31 are respectively provided with a first piercing blade 22 and a second piercing blade 32 on two sides, and the first piercing blade 22 and the second piercing blade 32 are arranged correspondingly. The sawtooth parts of the puncture blade are opposite to each other, and the smooth part is fixed on the insulating shell. The four puncture blades at different positions can increase the contact area with the power line of the electric equipment, and the current carried by the electric equipment is larger. The fixed block 2 is a little higher than the sliding block 3, and the top of the fixed block 2 extends out of a part to the direction of the sliding block 3, when the first puncture blade 22 and the second puncture blade 32 clamp the power line, the extending part can just cover the connecting gap, thereby shielding all puncture blades and preventing the puncture blades from being exposed and touching other metal conductors.

The positive and negative power lines of the auxiliary power supply are respectively connected to the two piercing connectors, and the power lines are not shown in the figure. And power line access ports, namely a first access port 23 and a second access port 33, are respectively arranged on the fixed block 2 and the sliding block 3. The first inlet 23 is provided on one side of the fixed block 2, and the second inlet 33 is provided on the same side. The positive power line or the negative power line is divided into two parts before being connected into the puncture wire clamp to form a first branch and a second branch, the outer parts of all the power lines are required to be completely covered by insulating layers, the first branch and the second branch are respectively embedded into the fixed block 2 and the sliding block 3, namely the first branch enters from the first access port 23 and is fixed in the fixed block 2, the second branch enters from the second access port 33 and is fixed in the sliding block 3, meanwhile, the insulating layers of the power lines entering the two insulating shells are tightly bonded with the insulating shells, and then the first branch and the second branch are respectively welded with the smooth parts of the first puncture blade 22 and the second puncture blade 32, so that the power lines are electrically connected with the puncture blades. Therefore, when the power line of the electric equipment is clamped, both sides can conduct electricity, and the borne current is larger.

The utility model relates to a puncture blade and auxiliary power supply's fixed welded puncture fastener of power cord for when the power cuts over, the positive power cord of power consumption equipment uses the puncture fastener of the positive power cord that has welded auxiliary power supply, and the negative pole power cord of power consumption equipment uses the puncture fastener of the negative pole power cord that has welded auxiliary power supply, and concrete step is as follows: firstly, a power line of the electric equipment is placed between the first puncture blade 22 and the second puncture blade 32, then the screw rod 4 is rotated by using an internal hexagonal wrench, so that the first puncture blade 22 and the second puncture blade 32 move oppositely, and then an insulating layer of the power line of the electric equipment is punctured, so that the auxiliary power supply temporarily supplies power to the electric equipment through the puncture wire clamp.

To sum up, use the utility model discloses when carrying out many times power cutover, only need carry out the intercommunication or the disconnected operation of branch of the power cord of puncture fastener and consumer, need not consider auxiliary power source's power cord and the intercommunication or the disconnected operation of branch of puncture fastener to improve power cutover efficiency greatly.

The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of similar modifications and improvements can be made without departing from the inventive concept, and these should also be considered as within the protection scope of the present invention.

Claims

1. The utility model provides a power cuts connects uses piercing connector which characterized in that: the puncture needle comprises an insulating shell, a puncture blade and a screw (4), wherein the insulating shell comprises a fixed block (2) and a sliding block (3); the fixed block (2) is provided with a first screw hole penetrating through the fixed block, the sliding block (3) is provided with a second screw hole penetrating through the sliding block and provided with threads, the first screw hole and the second screw hole are oppositely arranged, and the screw rod (4) penetrates through the first screw hole and is screwed into the second screw hole; the screw rod (4) is in threaded connection with the sliding block (3) through the second screw hole, and the sliding block (3) is enabled to perform reciprocating linear motion towards the direction of the fixed block (2) by rotating the screw rod (4);

the puncture blade comprises a first puncture blade (22) and a second puncture blade (32), a first arc-shaped surface (21) and a second arc-shaped surface (31) are respectively arranged on one side, opposite to the sliding block (3), of the fixed block (2), the first arc-shaped surface (21) and the second arc-shaped surface (31) are both concave surfaces, the first puncture blade (22) is arranged on the first arc-shaped surface (21), the second puncture blade (32) is arranged on the second arc-shaped surface (31), and the first puncture blade (22) and the second puncture blade (32) are correspondingly arranged;

the puncture blade is electrically connected with a power line.

2. The piercing connector for cutting and jointing power supply as claimed in claim 1, wherein: the fixed block (2) and the sliding block (3) are arranged on the metal base (1); fixed block (2) with metal base (1) fixed connection, sliding block (3) with metal base (1) sliding connection.

3. The piercing connector for cutting and jointing power supply of claim 2, wherein: a guide rail (11) is arranged on the metal base (1), and the guide rail (11) and the screw rod (4) are arranged in the same direction; the bottom of the sliding block (3) is provided with a guide rail groove corresponding to the guide rail (11) at the contact position of the metal base (1).

4. The piercing connector for cutting and jointing power supply of claim 2, wherein: a first metal block (12) and a second metal block (13) are respectively arranged on the opposite sides of the fixed block (2) and the sliding block (3), and the first metal block (12) and the metal base (1) are integrally formed; the first metal block (12) is fixedly and tightly connected with the fixed block (2), and the second metal block (13) is fixedly and tightly connected with the sliding block (3); the first metal block (12) is provided with a screw hole penetrating through the first metal block and corresponding to the first screw hole, and the second metal block (13) is provided with a screw hole penetrating through the second metal block and corresponding to the second screw hole.

5. The piercing connector for cutting and jointing power supply of claim 1, wherein: first screw hole inner wall is smooth, no helicitic texture, screw rod (4) pass the part of fixed block (2) also no helicitic texture, screw rod (4) are in fixed block (2) with be provided with snap ring (41) on this part between sliding block (3), snap ring (41) set up and are being close to the one end of fixed block (2).

6. The piercing connector for cutting and jointing power supply as claimed in claim 1, wherein: before one power line of the auxiliary power supply is embedded into the insulating shell, the current power line is divided into two branches, the two branches are divided into a first branch and a second branch, the first branch is embedded into the fixing block (2) from the outside and fixed, and the first branch is welded with the first puncture blade (22); the second branch is embedded into the sliding block (3) from the outside and fixed, and the second branch is welded with the second puncture blade (32).

7. The piercing connector for cutting and jointing power supply of claim 1, wherein: the fixed block (2) is higher than the sliding block (3), and the top of the fixed block (2) extends to the direction of the sliding block (3) to the top of the first arc-shaped surface (21) to just cover the top of the second arc-shaped surface (31).

8. The piercing connector for cutting and jointing power supply of claim 1, wherein: the head of the screw rod (4) is provided with an inner hexagonal hole which is matched with an inner hexagonal wrench for use.