CN214958376U

CN214958376U - Wire stripper for debugging relay protection field

Info

Publication number: CN214958376U
Application number: CN202121154253.6U
Authority: CN
Inventors: 李博; 胡嘉琪; 郑宏阳; 杨婷婷; 马凯; 董伟; 邱林年; 李恭斌; 葛军; 李文涛
Original assignee: Huaneng Pingliang Power Generation Co Ltd
Current assignee: Huaneng Pingliang Power Generation Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-30
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a wire stripper is used in on-spot debugging of relay protection relates to wire stripper technical field. The utility model discloses a but two relative settings and one side articulated splint shell each other, but the opposite side of two splint shells passes through joint subassembly disconnection, but the tip structure of two splint shells has the through-hole, fixedly connected with unwrapping wire pipe in the through-hole, a tip structure that two splint shells are relative has slot one mutually perpendicular with the through-hole, can dismantle through fastening screw button one in the slot one and insert and be equipped with blade one, one of them corner is constructed flutedly on the opposite face of two splint shells, the recess inner construction has the stripper plate, another corner is constructed there is the triangle-shaped piece on the opposite face of two splint shells. The utility model discloses a place the electric wire and then press from both sides tight two splint shells and rotate after, the blade cuts the crust of electric wire for a moment, and the stripper plate in the reuse recess pulls the crust clamp from the interior line, operates convenient and fast more.

Description

Wire stripper for debugging relay protection field

Technical Field

The utility model relates to a wire stripper technical field, concretely relates to wire stripper is used in on-spot debugging of relay protection.

Background

The fault of the power system and the abnormal working condition endangering safe operation are researched to discuss the anti-accident automation measures of the countermeasures. In the development process, relays with contacts are mainly used to protect power systems and components thereof (generators, transformers, transmission lines, etc.) from damage, so the relays are also called relay protection. The basic tasks are: when the power system has a fault or an abnormal working condition, the fault equipment is automatically cut off from the system in the shortest possible time and in the smallest possible area, or a signal is sent out to eliminate the source of the abnormal working condition by an operator on duty so as to reduce or avoid the damage of the equipment and the influence on the power supply of the adjacent area.

At the in-process of relay protection field debugging, often can need to connect the electric wire, and need peel off earlier the crust of electric wire during two connection of electric lines and just can operate, consequently need use the wire stripper, but current wire stripper is stretched the crust of electric wire, thereby makes the crust fracture, and the crust terminal surface can be very coarse be convenient for follow-up operation, and the crust of disconnection need manually peel off it from the interior line in addition, and is very hard, also can not peel off the crust to the electric wire from the centre, consequently the utility model provides a wire stripper is used in relay protection field debugging.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the wire stripper is used in debugging to the on-the-spot debugging of relay protection, and the problem of can not peel off the crust to the electric wire from the centre yet, the utility model provides a wire stripper is used in the on-the-spot debugging of relay protection.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a wire stripper for debugging a relay protection field comprises two oppositely arranged clamping plate shells with one sides hinged with each other, the other sides of the two clamping plate shells can be disconnected through a clamping component, the end parts of the two clamping plate shells are provided with through holes, a wire releasing pipe is fixedly connected in the through hole, a first slot which is vertical to the through hole is formed at one end part of each of the two clamping plate shells which is opposite to each other, a first blade is detachably inserted into the first slot through a first fastening screw button, a groove is formed at one corner of the opposite surfaces of the two clamping plate shells, a pressing plate is arranged in the groove, a triangular block is arranged at the other corner of the opposite surfaces of the two clamping plate shells, one of the triangular blocks is provided with an arc-shaped groove, a second slot is formed in the arc-shaped groove, and a second blade is detachably inserted into the second slot through a second fastening screw button.

Furthermore, anti-skid protrusions are formed on the back surfaces of the two splint shells.

Further, a cavity is formed in the clamping plate shell, reinforcing ribs are formed in the cavity, and the wire discharging pipe is fixedly connected to the reinforcing ribs.

Furthermore, the two clamping plate shells are hinged to each other through two rotary drums and a rotary shaft, the two rotary drums are fixedly connected with one of the two clamping plate shells, and the rotary shaft is rotatably inserted into the two rotary drums and fixedly connected with the other clamping plate shell.

Further, two the splint shell one side of articulated each other all is constructed the mounting groove, install the cover in the mounting groove and establish the epaxial torsional spring of pivot, the both ends of torsional spring fixed connection is in two splint shells respectively.

Furthermore, one of them the side of splint shell is constructed there is the fixed slot, the joint subassembly is including the toper piece of structure in the fixed slot, another splint shell side fixedly connected with and fixed slot and toper piece matched with joint piece.

Furthermore, a first threaded hole communicated with the first slot is formed in the end portion of the clamping plate shell, and a first fastening screw button penetrates through the first threaded hole and abuts against the first blade.

Furthermore, a second threaded hole communicated with the second slot is formed in the inner side of the triangular block, and the second fastening screw button penetrates through the second threaded hole and abuts against the second blade.

The utility model has the advantages as follows:

1. the utility model discloses a place the electric wire and then press from both sides tight two splint shells and rotate after, the blade cuts the crust of electric wire for a moment, and the stripper plate in the reuse recess pulls the crust clamp from the interior line, operates convenient and fast more.

2. The utility model discloses a place the electric wire slant in the arc wall of triangular block, make the electric wire atress through pressing from both sides two splint shells to make blade two can cut the middle part of electric wire, the subsequent operation of being convenient for in line and the crust in the quickly separating.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a plan side view of the present invention;

fig. 3 is a cross-sectional view taken along the line a-a of fig. 2 in accordance with the present invention;

fig. 4 is a plan view of the present invention;

fig. 5 is a cross-sectional view taken in the direction B-B of fig. 4 in accordance with the present invention;

reference numerals: 1. a splint shell; 101. anti-skid projections; 102. a cavity; 103. reinforcing ribs; 104. a rotating drum; 105. a rotating shaft; 106. mounting grooves; 107. a torsion spring; 108. fixing grooves; 2. a clamping assembly; 201. a conical block; 202. a clamping block; 3. a through hole; 4. a wire releasing pipe; 5. a first slot; 501. a first threaded hole; 6. fastening a first screw button; 7. a first blade; 8. a groove; 9. a pressing plate; 10. a triangular block; 1001. a second threaded hole; 11. an arc-shaped slot; 12. a second slot; 13. fastening a second screw button; 14. and a second blade.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, an embodiment of the present invention provides a wire stripper for debugging in a relay protection field, which comprises two opposite clamping shells 1, one side of each clamping shell 1 is hinged to each other, the other side of each clamping shell 1 is detachably connected to each other through a clamping assembly 2, through holes 3 are formed at the end portions of the two clamping shells 1, a wire releasing tube 4 is fixedly connected to each through hole 3, a first inserting groove 5 perpendicular to each through hole 3 is formed at one end portion of each opposite surface of the two clamping shells 1, a first cutting blade 7 is detachably inserted into each inserting groove 5 through a fastening screw button 6, a groove 8 is formed at one corner of the opposite surfaces of the two clamping shells 1, a pressing plate 9 is formed in each groove 8, a triangular block 10 is formed at the other corner of the opposite surfaces of the two clamping shells 1, a curved groove 11 is formed on one triangular block 10, and a second inserting groove 12 is formed in each curved groove 11, insert through two 13 detachable inserts of fastening screw buttons in slot two 12 and be equipped with two 14 blades, need put into the spool 4 through-hole 3 with the electric wire during the use device, then press from both sides two splint shells 1 and press from both sides tight messenger's electric wire crust, it can cut the crust separation of electric wire to rotate splint shell 1, place the part that the crust separates in recess 8 again, press from both sides tightly the crust through two stripper plates 9, pulling electric wire and splint shell 1 can easily separate interior line and crust, it is more convenient to operate, through placing the electric wire in the arc wall 11 of triangle-shaped piece 10, it makes electric wire pressurized to press from both sides tight splint shell 1, two 14 blades can contradict at the middle part of electric wire, pulling splint shell 1 can cut the crust from the middle part with the electric wire, the subsequent operation of being convenient for.

As shown in fig. 2, in some embodiments, the anti-slip protrusions 101 are formed on the back surfaces of the two splint shells 1, so that the splint shells 1 can be easily grasped by a person, and the rotation of the splint shells 1 is easier.

As shown in fig. 1-3, in some embodiments, a cavity 102 is formed in the cleat housing 1, a reinforcing rib 103 is formed in the cavity 102, the wire releasing pipe 4 is fixedly connected to the reinforcing rib 103, the reinforcing rib 103 can increase the structural stability of the cleat housing 1, so as to prevent the device from being damaged due to over-violent force during rotation, and the reinforcing rib 103 supports the wire releasing pipe 4, so that the wire can be better stressed after being placed in the wire releasing pipe 4.

As shown in fig. 2, in some embodiments, the two clamping shells 1 are hinged to each other through two rotating cylinders 104 and a rotating shaft 105, the two rotating cylinders 104 are fixedly connected with one of the clamping shells 1, the rotating shaft 105 is rotatably inserted into the two rotating cylinders 104 and is fixedly connected with the other clamping shell 1, and the two clamping shells 1 are hinged to each other through the rotation cooperation of the rotating cylinders 104 and the rotating shaft 105.

As shown in fig. 2, in some embodiments, the mutually hinged surfaces of the two clamping plate shells 1 are both configured with mounting grooves 106, a torsion spring 107 sleeved on the rotating shaft 105 is installed in the mounting groove 106, two ends of the torsion spring 107 are respectively and fixedly connected in the two clamping plate shells 1, the mounting groove 106 is provided with two inner sides located on the two rotating drums 104, so that the device structure is more stable, the clamping plate shells 1 can be automatically opened without being stressed by setting the two torsion springs 107, manual opening is not needed, and physical strength of people is saved.

As shown in fig. 1, in some embodiments, a side surface of one of the clamping plate shells 1 is configured with a fixing groove 108, the clamping assembly 2 includes a conical block 201 configured in the fixing groove 108, a side surface of the other clamping plate shell 1 is fixedly connected with a clamping block 202 matched with the fixing groove 108 and the conical block 201, the clamping block 202 is configured with a clamping block respectively clamped with the fixing groove 108 and the conical block 201, an elastic plate body is configured on an outer side of the clamping block, and after the clamping block 202 and the conical block 201 are clamped with each other, the plate body can be moved to separate the clamping block 202 from the conical block 201, so as to separate the two clamping plate shells 1.

As shown in fig. 3, in some embodiments, the end of the splint shell 1 is configured with a first threaded hole 501 communicated with the first slot 5, a first fastening button 6 is threaded through the first threaded hole 501 and abuts against the first blade 7, and the first blade 7 is fixed by rotating the first fastening button 6 to abut against the surface of the first blade 7, so that the length of the first blade 7 protruding out of the first slot 5 can be realized to adapt to wires with different thicknesses.

As shown in fig. 5, in some embodiments, the inside of the triangular block 10 is configured with a second threaded hole 1001 communicated with the second slot 12, the second fastening button 13 is threaded through the second threaded hole 1001 and abuts against the second blade 14, and the second fastening button 13 is rotated to abut against the surface of the second blade 14 for fixing the position of the second blade 14, so that the second blade 14 protrudes out of the second slot 12 by a length suitable for wires with different thicknesses.

Claims

1. The wire stripper for the on-site debugging of the relay protection comprises two clamping plate shells (1) which are oppositely arranged and one sides of which are hinged with each other, and is characterized in that the other sides of the two clamping plate shells (1) are connected in a breaking way through a clamping component (2), through holes (3) are formed in the end parts of the two clamping plate shells (1), wire releasing pipes (4) are fixedly connected in the through holes (3), inserting grooves (5) which are vertical to the through holes (3) are formed in one end parts of opposite surfaces of the two clamping plate shells (1), blades (7) are detachably inserted in the inserting grooves (5) through fastening screw buttons (6), grooves (8) are formed in one of the opposite surfaces of the two clamping plate shells (1), extruding plates (9) are formed in the grooves (8), and triangular blocks (10) at the corners are formed in the other opposite surfaces of the two clamping plate shells (1), one of the triangular blocks (10) is provided with an arc-shaped groove (11), a second slot (12) is formed in the arc-shaped groove (11), and a second blade (14) is detachably inserted into the second slot (12) through a second fastening screw button (13).

2. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein anti-slip protrusions (101) are formed on the back surfaces of the two clamping plate shells (1).

3. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein a cavity (102) is formed in said clamping plate shell (1), a reinforcing rib (103) is formed in said cavity (102), and said wire releasing tube (4) is fixedly connected to said reinforcing rib (103).

4. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein two said splint shells (1) are hinged to each other through two rotary drums (104) and a rotary shaft (105), two said rotary drums (104) are fixedly connected with one of the splint shells (1), and the rotary shaft (105) is rotatably inserted in two rotary drums (104) and fixedly connected with the other splint shell (1).

5. The relay protection on-site debugging wire stripper as claimed in claim 4, wherein mounting grooves (106) are formed on the hinged surfaces of the two clamping plate shells (1), a torsion spring (107) sleeved on the rotating shaft (105) is mounted in each mounting groove (106), and two ends of each torsion spring (107) are respectively and fixedly connected in the two clamping plate shells (1).

6. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein a side surface of one of the clamping plate shells (1) is configured with a fixing groove (108), the clamping component (2) comprises a conical block (201) configured in the fixing groove (108), and a side surface of the other clamping plate shell (1) is fixedly connected with a clamping block (202) matched with the fixing groove (108) and the conical block (201).

7. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein the end of the clamping plate shell (1) is configured with a first threaded hole (501) communicated with the first slot (5), and the first fastening screw button (6) is threaded through the first threaded hole (501) and abutted against the first blade (7).

8. The relay protection on-site debugging wire stripper as claimed in claim 1, wherein a second threaded hole (1001) communicated with the second slot (12) is formed in the inner side of the triangular block (10), and the second fastening screw button (13) penetrates through the second threaded hole (1001) and abuts against the second blade (14).