CN216015249U

CN216015249U - Small-size electric leakage reclosing lock

Info

Publication number: CN216015249U
Application number: CN202122262707.8U
Authority: CN
Inventors: 杨建定
Original assignee: Hangzhou Shenzhijiang Electric Co ltd
Current assignee: Hangzhou Shenzhijiang Electric Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-11
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a small-sized electric leakage reclosing lock, which comprises a reclosing lock body, wherein a locking mechanism is arranged below the reclosing lock body, and a locking mechanism is arranged on one side of the locking mechanism; locking mechanical system includes first locking lever, locking shaft, first spring holder, spring, second spring holder, second locking lever, the top of first locking lever and second locking lever is articulated mutually with the outside of locking shaft, the bottom of first spring holder is connected in first locking lever one side, the bottom of second spring holder is connected in second locking lever one side, is equipped with spacing shell fragment in wire clamping structure one side, avoids the too big damage copper wire of locking lever clamp force, loosens the wire automatically when taking out the wire clamp frame, has reduced working strength, has improved maintenance workman's work efficiency, through ratchet and pawl structure fixed connection pole, when needs maintenance change, only need to stimulate the handle with the hand for the pawl breaks away from the ratchet, and easy operation is convenient, makes things convenient for maintenance workman to maintain the change to the wire.

Description

Small-size electric leakage reclosing lock

Technical Field

The utility model relates to an electric leakage reclosing technical field specifically is a small-size electric leakage reclosing lock.

Background

The reclosing device is an automatic device which automatically puts in a breaker which is tripped due to faults according to requirements, the nature of faults of a power transmission line belongs to transient faults mostly, the transient faults mostly are caused by insulator surface flashover caused by thunder and lightning, line-to-branch discharge, line collision, bird damage, branch falling on a lead and insulator surface pollution, and the like, the existing reclosing wiring terminals are mostly inserted into a plug wire frame by adopting leads, screws are used for screwing down fixing pieces for clamping, a plurality of screws are required to be disassembled and assembled when the leads are maintained and replaced every time, time is wasted, and the working efficiency of maintenance workers is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size electric leakage reclosing lock to provide in solving above-mentioned background art and need a plurality of screws of dismouting when the maintenance workman changes the wire, reduced maintenance workman's work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a small-sized electric leakage reclosing switch comprises a reclosing switch body, wherein a locking mechanism is arranged below the reclosing switch body, and a locking mechanism is arranged on one side of the locking mechanism;

the locking mechanism comprises a first locking rod, a locking shaft, a first spring seat, a spring, a second spring seat and a second locking rod, the tops of the first locking rod and the second locking rod are hinged with the outer side of the locking shaft, the bottom of the first spring seat is connected to one side of the first locking rod, the bottom of the second spring seat is connected to one side of the second locking rod, and two ends of the spring are respectively connected with the inner sides of the first spring seat and the second spring seat;

locking mechanism includes ratchet, extension spring, fixed block, pawl, handle, ratchet axle center department has inserted the pivot, the pivot rotates through the bearing and is connected with the head rod, one side of fixed block is fixed in one side of head rod, one side of pawl articulates in one side of fixed block, the one end of pawl is inserted in the ratchet of ratchet, the both ends of extension spring are connected respectively in one side of head rod and pawl, one side of pawl is connected in the bottom of handle.

As further preferable in the present technical solution: the rotating shaft is fixedly connected with a push rod, and a second sliding groove in sliding connection with the second connecting rod is formed in the surface of the push rod.

As further preferable in the present technical solution: the reclosure body is provided with two wire inserting grooves at the bottom, wire clamping frames located on the lower sides of the wire inserting grooves are fixed to the two sides of the second connecting rod respectively, and first sliding grooves are fixed to the outer sides of the wire clamping frames.

As further preferable in the present technical solution: the first sliding groove is internally and fixedly provided with a limiting seat, a limiting elastic sheet is fixedly inserted into the limiting seat, and the bottom of the limiting elastic sheet abuts against one side of the second lock rod.

As further preferable in the present technical solution: the surface of the wire clamping frame is provided with a wire clamping opening positioned on one side of the second lock rod, and an S-shaped wire clamping groove is arranged in the wire clamping frame.

As further preferable in the present technical solution: one end of the push rod is sleeved with a handle, and anti-skid convex points are uniformly distributed on the surface of the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the wire is automatically clamped by using the lock rod structure, and the limiting elastic sheet is arranged on one side of the wire clamping structure, so that the copper wire is prevented from being damaged due to overlarge clamping force of the lock rod, the wire can be automatically loosened when the wire clamping frame is taken out, a worker is prevented from manually disassembling a screw to take down the wire, the working strength is reduced, and the working efficiency of a maintenance worker is improved;

2. through ratchet and pawl structure fixed connection pole, when needing to maintain and change, only need to stimulate the handle with the hand for the pawl breaks away from the ratchet, rotates the push rod and drives the thread clamping frame and leave the plug wire frame inside, and easy operation is convenient, makes things convenient for the maintenance workman to maintain the change to the wire.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the region a in fig. 1 according to the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic structural view of the region B in fig. 3 according to the present invention;

FIG. 5 is a schematic view of the three-dimensional structure of the lock rod of the present invention;

in the figure: 1. a wire inserting groove; 2. a limiting seat; 3. a locking mechanism; 301. a first lock lever; 302. a locking shaft; 303. a first spring seat; 304. a spring; 305. a second spring seat; 306. a second lock lever; 4. a wire clamping frame; 5. a first connecting rod; 6. a second connecting rod; 7. a locking mechanism; 701. a ratchet wheel; 702. a tension spring; 703. a fixed block; 704. a pawl; 705. a handle; 8. a push rod; 9. a handle; 10. a first chute; 11. a reclosing body; 12. a limiting elastic sheet; 13. a wire clamping port; 14. an S-shaped wire clamping groove; 15. a second chute; 16. a rotating shaft; 17. and anti-skid salient points.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a small-sized electric leakage reclosing switch comprises a reclosing switch body 11, wherein a locking mechanism 3 is arranged below the reclosing switch body 11, and a locking mechanism 7 is arranged on one side of the locking mechanism 3;

the locking mechanism 3 comprises a first lock rod 301, a locking shaft 302, a first spring seat 303, a spring 304, a second spring seat 305 and a second lock rod 306, the tops of the first lock rod 301 and the second lock rod 306 are hinged with the outer side of the locking shaft 302, the bottom of the first spring seat 303 is connected to one side of the first lock rod 301, the bottom of the second spring seat 305 is connected to one side of the second lock rod 306, and two ends of the spring 304 are respectively connected with the inner sides of the first spring seat 303 and the second spring seat 305;

the anti-loosening mechanism 7 comprises a ratchet 701, a tension spring 702, a fixing block 703, a pawl 704 and a handle 705, a rotating shaft 16 is inserted into the axis of the ratchet 701, the rotating shaft 16 is connected with a first connecting rod 5 through a bearing in a rotating manner, one side of the fixing block 703 is fixed on one side of the first connecting rod 5, one side of the pawl 704 is hinged on one side of the fixing block 703, one end of the pawl 704 is inserted into a ratchet of the ratchet 701, two ends of the tension spring 702 are respectively connected to one sides of the first connecting rod 5 and the pawl 704, one side of the pawl 704 is connected to the bottom of the handle 705, a wire can be automatically clamped by using a lock rod structure, a limiting elastic sheet 12 is arranged on one side of the wire clamping structure, the copper wire is prevented from being damaged by too much clamping force, when the wire clamping frame 4 is taken out, the wire can be automatically loosened, a worker is prevented from manually disassembling the wire by disassembling a screw, and the working strength is reduced, the work efficiency of maintenance workers is improved, the connecting rod is fixed through the ratchet 701 and the pawl 704, when maintenance and replacement are needed, the handle 705 is pulled by hands, the pawl 704 is separated from the ratchet 701, the push rod 8 is rotated to drive the wire clamping frame 4 to leave the inner part of the wire inserting groove 1, operation is simple and convenient, and the maintenance workers can maintain and replace wires conveniently.

In this embodiment, specifically: the push rod 8 is fixedly connected to one side of the rotating shaft 16, the second sliding groove 15 connected to the second connecting rod 6 in a sliding mode is formed in the surface of the push rod 8, the push rod 8 is pushed by taking the first connecting rod 5 as a fulcrum, and therefore the wire clamping frame 4 can enter the inserting wire groove 1.

In this embodiment, specifically: the reclosing lock comprises a reclosing lock body 11, wherein the bottom of the reclosing lock body is provided with two insertion wire slots 1, two sides of a second connecting rod 6 are respectively fixed with a wire clamping frame 4 located on the lower side of the insertion wire slot 1, the outer side of the wire clamping frame 4 is fixed with a first sliding groove 10, the bottom of the reclosing lock is fixed with a warping plate structure which takes a first connecting rod 5 as a supporting point, and the wire clamping frame 4 can be conveniently inserted into a reclosing wire connection port.

In this embodiment, specifically: the limiting seat 2 is fixed inside the first sliding groove 10, the limiting elastic sheet 12 is fixedly inserted inside the limiting seat 2, the bottom of the limiting elastic sheet 12 abuts against one side of the second locking rod 306, the limiting seat 2 is located inside the first sliding groove 10, the elastic force beneficial to the limiting elastic sheet 12 acts on the surface of the second locking rod 306, and the copper wire is prevented from being damaged due to the overlarge clamping force of the second locking rod 306.

In this embodiment, specifically: the utility model discloses a power cord clip, including two locking levers 306, two locking levers 306, two locking levers, and two locking levers, wherein the two locking levers are provided with a wire holder 4.

In this embodiment, specifically: the handle 9 is sleeved at one end of the push rod 8, anti-skidding convex points 17 are uniformly distributed on the surface of the handle 9, the handle 9 is made of insulating materials, the anti-skidding convex points 17 are arranged on the surface of the handle 9, and friction force of hand contact is increased.

The working principle is as follows: when the wire clamping groove is used, a power wire stripped is inserted into the wire clamping frame 4, two sides of the copper wire are stressed after the copper wire contacts the S-shaped wire clamping groove 14, the power wire is prevented from falling off, the wire clamping groove 1 is a wiring port of the reclosing body 11, the wire clamping frame 4, the first connecting rod 5, the second connecting rod 6, the rotating shaft 16 and the push rod 8 form a push rod 8 structure with the first connecting rod 5 as a fulcrum, the push rod 8 is moved upwards, the wire clamping frame 4 in the middle is made to enter the wire inserting groove 1, when the wire clamping frame 4 is inserted into the wire inserting groove 1, the side wall of the wire inserting groove 1 presses the first lock rod 301, so that the head of the wire is clamped by the second lock rods 306 on two sides, in order to avoid that the second lock rods 306 are clamped to damage the copper wire, the limiting elastic sheet 12 generates elastic deformation to offset the locking force of a part of the second lock rods 306, and the automatic locking structure enables the head of the wire to be inserted into the wire inserting groove 1, the wire clamping device has the advantages that the wire can be automatically clamped, when the wire clamping frame 4 is taken out, the wire can be automatically loosened, a worker is prevented from manually disassembling a screw to take down the wire, the working strength is reduced, the operation is simple and convenient, and the working efficiency of a maintenance worker is improved.

Because the push rod 8 and the first connecting rod 5 adopt a hinged structure, the wire clamping frame 4 may fall off due to gravity, the ratchet 701 is sleeved on the rotating shaft 16, the pawl 704 is arranged on the first connecting rod 5, the ratchet 701 and the pawl 704 can be automatically locked when the push rod 8 is pushed, the wire clamping frame 4 is prevented from falling out of the inner part of the plug wire slot 1, when maintenance and replacement are needed, the handle 705 is pulled by hand only, the pawl 704 is separated from the ratchet 701, the operation is simple and convenient, and maintenance workers can conveniently maintain and replace wires.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size electric leakage reclosing lock, includes reclosing lock body (11), its characterized in that: a locking mechanism (3) is arranged below the reclosing body (11), and a locking mechanism (7) is arranged on one side of the locking mechanism (3);

the locking mechanism (3) comprises a first locking rod (301), a locking shaft (302), a first spring seat (303), a spring (304), a second spring seat (305) and a second locking rod (306), the tops of the first locking rod (301) and the second locking rod (306) are hinged to the outer side of the locking shaft (302), the bottom of the first spring seat (303) is connected to one side of the first locking rod (301), the bottom of the second spring seat (305) is connected to one side of the second locking rod (306), and two ends of the spring (304) are respectively connected with the inner sides of the first spring seat (303) and the second spring seat (305);

locking mechanism (7) include ratchet (701), extension spring (702), fixed block (703), pawl (704), handle (705), ratchet (701) axle center department has inserted pivot (16), pivot (16) are connected with head rod (5) through the bearing rotation, one side of fixed block (703) is fixed in one side of head rod (5), one side of pawl (704) articulates in one side of fixed block (703), the one end of pawl (704) is inserted in the ratchet of ratchet (701), the both ends of extension spring (702) are connected respectively in one side of head rod (5) and pawl (704), the bottom in handle (705) is connected in one side of pawl (704).

2. The miniature residual current reclosing lock according to claim 1, wherein: the hinge joint is characterized in that a push rod (8) is fixedly connected to one side of the rotating shaft (16), and a second sliding groove (15) which is connected to the second connecting rod (6) in a sliding mode is formed in the surface of the push rod (8).

3. The miniature residual current reclosing lock according to claim 2, wherein: reclosure body (11) bottom is equipped with quantity for two plug wire groove (1), the both sides of second connecting rod (6) are fixed with double-layered line frame (4) that are located plug wire groove (1) downside respectively, the outside of double-layered line frame (4) is fixed with first spout (10).

4. A miniature residual current reclosing lock according to claim 3, wherein: the limiting seat (2) is fixed inside the first sliding groove (10), the limiting elastic sheet (12) is fixedly inserted inside the limiting seat (2), and the bottom of the limiting elastic sheet (12) abuts against one side of the second locking rod (306).

5. The miniature residual current reclosing lock according to claim 4, wherein: the surface of the wire clamping frame (4) is provided with a wire clamping opening (13) located on one side of the second lock rod (306), and an S-shaped wire clamping groove (14) is formed in the wire clamping frame (4).

6. The miniature residual current reclosing lock according to claim 2, wherein: one end of the push rod (8) is sleeved with a handle (9), and anti-skid salient points (17) are uniformly distributed on the surface of the handle (9).