CN210575759U

CN210575759U - Overcurrent protector

Info

Publication number: CN210575759U
Application number: CN201920912585.2U
Authority: CN
Inventors: 陈银宝
Original assignee: Yueqing Fusheng Technology Co Ltd
Current assignee: Yueqing Fusheng Technology Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-05-19
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses an overcurrent protector, which comprises an overcurrent protector main body and a frame body, wherein the overcurrent protector main body is arranged inside the frame body, the bottoms of the two sides of the overcurrent protector main body are respectively and fixedly connected with one ends of two supporting plates through torsional springs, the other ends of the inner sides of the two supporting plates are respectively and fixedly connected with the tops of the two sides of the overcurrent protector main body through two first springs, the other ends of the outer sides of the two supporting plates are respectively and fixedly provided with two clamping columns, the tops of the two sides of the frame body are respectively provided with two clamping holes, one ends of the two clamping holes are respectively and fixedly connected with the two clamping columns in a clamping way, the overcurrent protector is characterized in that the overcurrent protector main body is arranged inside the frame body, the overcurrent protector main body is fixed through the matching of the supporting plates and the clamping columns and the clamping holes, the overcurrent protector main, the main body of the overcurrent protector is prevented from jumping and falling down to the maximum extent.

Description

Overcurrent protector

Technical Field

The utility model relates to a protector technical field, in particular to overcurrent protector.

Background

An overcurrent protector is a device for current overload protection. When the motor enters the set state, the relay in the protector can be automatically released, and the protector exits the protection state, so that the misoperation of the motor in the set state is effectively prevented. The device can be widely applied to the protection and monitoring of three-phase motors and other electrical appliances in the industries of machinery, metallurgy, building materials, chemical engineering, textile industry and the like.

The existing overcurrent protector has the following defects: 1. the existing overcurrent protector is unstable in jumping and pressing, and the switch is easy to fall off if the existing overcurrent protector is not firm enough; 2. the existing overcurrent protector has poor falling prevention capability, and after falling off, the use of a user becomes difficult, and the service life of the overcurrent protector can be influenced to a certain extent or even can not be used directly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overcurrent protector to current overcurrent protector that proposes in solving above-mentioned background art takes off and jumps, presses all unstability and prevents falling the poor problem of ability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an overcurrent protector, includes overcurrent protector main part and framework, the inside of framework is arranged in to the overcurrent protector main part, the bottom of overcurrent protector main part both sides all through the torsional spring respectively with the one end fixed connection of two backup pads, two the inboard other end of backup pad respectively with the top fixed connection of overcurrent protector main part both sides, two the other end in the backup pad outside is fixed respectively and is equipped with two card posts, two card holes, two have been seted up respectively at the top of framework both sides the one end in card hole is connected with two card post blocks respectively.

As an optimized technical scheme of the utility model, four mounting holes have been seted up respectively in the four corners of framework.

As a preferred technical scheme of the utility model, the top and the bottom of framework inner wall all through a plurality of third spring respectively with the outside fixed connection of two splint, two the inboard of splint is all fixed and is equipped with the rubber pad.

As a preferred technical scheme of the utility model, two pairs of spouts, two pairs have been seted up respectively to the both sides of framework inner wall the spout respectively with the both ends sliding connection of two splint.

As a preferred technical scheme of the utility model, two the other end in card hole is fixed respectively and is equipped with two spacing rings, two the inside in card hole slides respectively and is equipped with two travelers, two the inside of spacing ring through two second springs respectively with the one end fixed connection of two travelers.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an overcurrent protector has following beneficial effect:

1) the overcurrent protector main body is arranged in the frame body, the overcurrent protector main body is fixed through the matching of the support plate, the clamping column and the clamping hole, and the overcurrent protector main body is clamped through the two clamping plates, so that the overcurrent protector main body is in an elastic and stable state, a part of acting force during take-off and pressing can be counteracted, and the take-off and pressing of the overcurrent protector main body can be avoided from falling to the greatest extent;

2) the damping device has the advantages that the damping device can achieve the purpose of buffering through the cooperative elastic action of the torsion spring, the first spring and the third spring when falling, the overcurrent protector main body can be better protected from being damaged through the frame body, the service life of the overcurrent protector main body is prolonged, and only a new frame body needs to be replaced when the frame body is damaged.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of part A of FIG. 2 according to the present invention;

fig. 4 is the schematic diagram of the main structure of the over-current protector of the present invention.

In the figure: 1. an overcurrent protector body; 2. a frame body; 3. a torsion spring; 4. a support plate; 5. a first spring; 6. clamping the column; 7. a clamping hole; 8. a traveler; 9. a limiting ring; 10. a second spring; 11. a third spring; 12. a splint; 13. a rubber pad; 14. a chute; 15. and (7) installing holes.

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.

Please refer to fig. 1-4, the utility model provides an overcurrent protector, including overcurrent protector main part 1 and framework 2, overcurrent protector main part 1 arranges framework 2's inside in, the bottom of overcurrent protector main part 1 both sides all through torsional spring 3 respectively with the one end fixed connection of two backup pads 4, the other end of two backup pads 4 inboards respectively with the top fixed connection of overcurrent protector main part 1 both sides through two first springs 5, the other end in two backup pads 4 outsides is fixed respectively and is equipped with two card posts 6, two card holes 7 have been seted up respectively at the top of framework 2 both sides, the one end of two card holes 7 is connected with two card posts 6 block respectively.

Preferably, four mounting holes 15 have been seted up respectively to the four corners of framework 2, are convenient for install framework 2 through mounting hole 15, are convenient for install overcurrent protector main part 1 then.

Preferably, the top and the bottom of 2 inner walls of framework all through a plurality of third spring 11 respectively with two splint 12's outside fixed connection, two splint 12's inboard is all fixed and is equipped with rubber pad 13, can drive two splint 12 through third spring 11's elastic reaction and press from both sides tight overcurrent protector main part 1, improve overcurrent protector main part 1's stability, play the effect of buffering simultaneously, can prevent through rubber pad 13 that two splint 12 from damaging overcurrent protector main part 1.

Preferably, two pairs of sliding grooves 14 are respectively formed in two sides of the inner wall of the frame body 2, the two pairs of sliding grooves 14 are respectively connected with two ends of the two clamping plates 12 in a sliding manner, the movement tracks of the two clamping plates 12 are limited, and deviation is prevented.

Preferably, the other end of two card holes 7 is fixed respectively and is equipped with two spacing rings 9, and the inside of two card holes 7 slides respectively and is equipped with two travelers 8, and the inside of two spacing rings 9 is through two second springs 10 respectively with the one end fixed connection of two travelers 8, inwards extrudees two travelers 8 during the dismantlement and can be ejecting two card posts 6 from the inside of calorie hole 7, is convenient for then the dismantlement of overcurrent protector main part 1.

When the overcurrent protector is used, firstly, two clamping columns 6 are inwards extruded, the distance between one ends of the two clamping columns 6 is smaller than the distance between two sides of the inner wall of the frame body 2, then, the distance between two clamping plates 12 is adjusted to the maximum value, then, the overcurrent protector main body 1 is placed in the frame body 2, then, when the clamping columns 6 are moved to the positions corresponding to the clamping holes 7, the two clamping columns 6 are driven to be respectively clamped with one ends of the two clamping holes 7 under the elastic action of the torsion spring 3 and the first spring 5, then, the two clamping plates 12 are loosened, the two clamping plates 12 clamp the overcurrent protector main body 1 under the elastic action of the third spring 11, then, the frame body 2 is installed at a proper position through the installation hole 15, in the using process, the overcurrent protector main body 1 is fixed through the matching of the support plate 4 and the clamping columns 6 with the clamping holes 7, and the overcurrent protector main body 1 is clamped through the two clamping plates 12, then can make overcurrent protector main part 1 be in the elastic stability state, can offset some take-off, effort when pressing, furthest avoids taking-off, press overcurrent protector main part 1 and drop, take place to drop through torsional spring 3, the cooperation elastic action of first spring 5 and third spring 11 can play the purpose of buffering shock attenuation, and can protect overcurrent protector main part 1 better through framework 2 and not receive the damage, the life of extension overcurrent protector main part 1, only need when framework 2 damages to change new framework 2 can, when needing to dismantle overcurrent protector main part 1, inwards extrude two travelers 8 and can be ejecting two card posts 6 from the inside of card hole 7, be convenient for then the dismantlement of overcurrent protector main part 1, then two travelers 8 resume initial position under the elastic action of second spring 10, avoid travelers 8 to drop.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 an overcurrent protector, includes overcurrent protector main part (1) and framework (2), its characterized in that, overcurrent protector main part (1) is arranged in the inside of framework (2), the bottom of overcurrent protector main part (1) both sides all through torsional spring (3) respectively with the one end fixed connection of two backup pads (4), two the inboard other end of backup pad (4) through two first spring (5) respectively with the top fixed connection of overcurrent protector main part (1) both sides, two the other end in backup pad (4) outside is fixed two card posts (6) of being equipped with respectively, two card holes (7) have been seted up respectively at the top of framework (2) both sides, two the one end of card hole (7) is connected with two card posts (6) block respectively.

2. An overcurrent protector as set forth in claim 1, wherein: four mounting holes (15) are respectively formed at four corners of the frame body (2).

3. An overcurrent protector as set forth in claim 1, wherein: the top and the bottom of framework (2) inner wall all through a plurality of third spring (11) respectively with the outside fixed connection of two splint (12), two the inboard of splint (12) all is fixed and is equipped with rubber pad (13).

4. An overcurrent protector as set forth in claim 1, wherein: two pairs of sliding grooves (14) are respectively formed in two sides of the inner wall of the frame body (2), and the two pairs of sliding grooves (14) are respectively connected with two ends of the two clamping plates (12) in a sliding mode.

5. An overcurrent protector as set forth in claim 1, wherein: the other end of the two clamping holes (7) is fixedly provided with two limiting rings (9) respectively, the inside of the two clamping holes (7) is provided with two sliding columns (8) in a sliding mode respectively, and the inside of the two limiting rings (9) is fixedly connected with one ends of the two sliding columns (8) through two second springs (10) respectively.