CN216562999U

CN216562999U - Fuse mounting seat

Info

Publication number: CN216562999U
Application number: CN202122639894.7U
Authority: CN
Inventors: 田从梅; 李玉平; 喻龙; 毛泽银; 吴国荣; 胡聪; 张玲
Original assignee: Hubei Biaodi Electric Co ltd
Current assignee: Hubei Biaodi Electric Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-17
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to the technical field of fuses, in particular to a fuse mounting seat, wherein bosses are respectively formed on two opposite sides of a base, a mounting groove is formed between the two bosses, two connecting components are respectively and fixedly arranged on the two bosses, each connecting component comprises a connecting sheet fixedly arranged on the boss and a contact integrally formed with the connecting sheet, two fixing components are fixedly arranged in the mounting groove in parallel at intervals, each fixing component comprises two side plates arranged in parallel at intervals, supporting ring blocks integrally formed with the two side plates, locking parts and fixing ring blocks, each fixing ring block is detachably connected with the two supporting ring blocks through the two locking parts and is used for being fixed in an annular clamping space enclosed between the fixing ring block and the two supporting ring blocks, and two cover bodies are respectively in sliding connection with the two bosses and are used for shielding the two contacts and a conductive part for contacting the fuse with the contacts. The problem of current fuse mount pad fixed effect not good, and electrically conductive position directly exposes and easily causes the electric shock externally is solved.

Description

Fuse mounting seat

Technical Field

The utility model relates to the technical field of fuses, in particular to a fuse mounting base.

Background

When the voltage exceeds the prescribed value for a while, the melt is melted by the heat generated by the melt itself, and the circuit is opened. The fuse protector is a circuit protector made by applying the principle. Fuses are widely applied to high and low voltage distribution systems, control systems and electric equipment as short circuit and overvoltage protectors, and are one of the most commonly applied protection devices.

In current patent application No. 201710039747.1, a fuse for power protection and fuse holder thereof are disclosed, and specifically disclose that this fuse holder includes the base, the base both ends all are provided with jump ring and copper spare, copper spare an organic whole is connected with the contact, the base both ends, jump ring and copper spare all are provided with the through-hole of wearing to establish fastening screw, the base both ends all are provided with two piece at least locating pins, the line that the base both ends correspond the locating pin is on a parallel with the length direction of base, jump ring and copper spare all are provided with the locating hole that is used for base one end locating pin card to go into. Through above-mentioned scheme, contact and jump ring can not be fixed the fuse completely, and at the in-process of transportation, the easy not hard up contact failure that leads to that appears, and the portion that connects of fuse exposes outside, and the condition of electrocuteeing easily appears in the in-process of changing the fuse.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a fuse mounting base to solve the problem that the conventional fuse mounting base has poor fixing effect and the conductive portion is exposed to the outside directly and is liable to cause electric shock.

The utility model provides a fuse mounting seat, which comprises

The base is provided with bosses which are formed on two opposite sides of the base respectively, and an installation groove is formed between the two bosses;

the two connecting components are fixedly arranged on the two bosses respectively, and each connecting component comprises a connecting sheet fixedly arranged on the boss and a contact integrally formed with the connecting sheet;

the fixing assemblies are arranged in the mounting groove in parallel at intervals and comprise two side plates which are arranged in parallel at intervals, and supporting ring blocks, locking parts and fixing ring blocks which are integrally formed with the two side plates, wherein the fixing ring blocks are detachably connected with the two supporting ring blocks through the two locking parts, so that the fuse is fixed in an annular clamping space which is formed by enclosing the fixing ring blocks and the two supporting ring blocks;

and the two cover bodies are respectively connected with the two bosses in a sliding manner and used for shielding the two contacts and the conductive part of the fuse contacted with the contacts.

Preferably, a sliding block is arranged between the two side plates in a sliding manner, and a compression spring is arranged between the sliding block and the inner bottom wall of the mounting groove.

Preferably, two all be provided with the stopper between the inside wall of curb plate, the relative both sides of slider all are provided with the spacing groove with two stopper matched with.

Preferably, the top of the sliding block is provided with an arc-shaped groove.

Preferably, the locking member includes a positioning bolt and a nut, and the two positioning bolts are inserted into the fixing ring block and the supporting ring block and are respectively screwed with the two nuts.

Preferably, the two opposite sides of the bottom of the cover body are provided with connecting blocks, and connecting chutes matched with the connecting blocks are formed in the bosses.

Preferably, the lateral part of the cover body is provided with a through hole for the connecting sheet to penetrate through, and the top of the cover body corresponding to the contact is provided with a strip-shaped hole.

Preferably, the opposite two sides of the base are provided with positioning blocks, and the positioning blocks are provided with at least one mounting hole.

Preferably, the cover is an insulating plastic cover.

Preferably, the bases are all insulating ceramic bases.

The beneficial effects of the utility model are: the utility model provides a fuse mounting seat, which fixes a fuse by arranging a fixing component, can prevent conductive parts at two ends of the fuse from loosening when the conductive parts are respectively contacted with two contacts, and simultaneously, a cover body is in sliding connection with a boss on the mounting seat, can shield the conductive parts and the contacts, and avoids electric shock accidents when the fuse is replaced.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a state diagram of a fuse holder of the present invention in use;

FIG. 2 is a state diagram of the use of a fuse holder housing elimination body of the present invention;

FIG. 3 is a schematic view of a fuse holder housing of the present invention;

fig. 4 is an enlarged schematic view of a in fig. 3.

Detailed Description

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.

The utility model provides a fuse mounting seat which comprises a base 1, connecting assemblies 2, fixing assemblies 3 and cover bodies 4, wherein the fixing assemblies 2 are fixedly arranged on the base 1 through the two connecting assemblies 2, the two fixing assemblies 3 are fixedly arranged on the base 1 and positioned between the two connecting assemblies 2, the two cover bodies 4 are respectively connected with the base 1 in a sliding mode, the two fixing assemblies 3 are used for fixing a fuse, the two connecting assemblies 2 are used for being communicated with a conductive part of the fuse, and the cover bodies 4 are used for shielding the two connecting assemblies 2 and the conductive part of the fuse and preventing electric shock accidents when the fuse is replaced.

The relative both sides of base 1 are the shaping respectively and have boss 11, and form mounting groove 12 between two boss 11, and the relative both sides of base 1 are provided with locating piece 13, and have seted up an at least mounting hole on the locating piece 13, pass the mounting hole through the screw and be convenient for fix the base, and base 1 is for being insulating ceramic base 1.

Coupling assembling 2, two coupling assembling 2 set firmly respectively on two bosss 11, wherein, coupling assembling 2 is including setting firmly connection piece 21 on boss 11 and with connection piece 21 integrated into one piece's contact 22.

Fixed component 3, two fixed component 3 are parallel and the interval sets firmly in mounting groove 12, fixed component 3 including parallel and the interval set up the both sides board 31, with the support ring piece 32 of both sides board 31 integrated into one piece, retaining member 33 and fixed ring piece 34, fixed ring piece 34 can be dismantled with two support ring pieces 32 via two retaining members 33 and be connected, supplies to enclose in synthetic annular centre gripping space between fixed ring piece 34 and two support ring pieces 32 in the fuse is fixed in.

The cover body 4, two cover bodies 4 respectively with two boss 11 sliding connection, supply in the conductive part that shelters from two contacts 22 and fuse and contact 22 and contact, it is to be explained, the conductive part of fuse is inside contact 22 is located to the card, the relative both sides of the cover body 4 bottom all are provided with connecting block 41, set up in the boss 11 and be connected the spout with connecting block 41 matched with, the through-hole 42 that supplies connection piece 21 to wear to establish is seted up to the lateral part of the cover body 4, bar hole 43 has been seted up to the position that the top of the cover body 4 corresponds contact 22, through setting up bar hole 43, make the cover body 4 that need not pull down when changing the fuse, the cover body 4 is the insulating plastic cover body 4, can effectively prevent the electric shock accident.

On the basis of above-mentioned scheme, it is provided with slider 35 to slide between the board 31 of both sides, and be provided with compression spring 36 between the inner bottom wall of slider 35 and mounting groove 12, cooperate with slider 35 through compression spring 36, the internal diameter in reducible annular centre gripping space, be convenient for fix the fuse of different diameters, all be provided with stopper 311 between the inside wall of board 31 of both sides, the relative both sides of slider 35 all are provided with the spacing groove 35 with two stopper 311 matched with, the top of slider 35 sets up arc wall 352, improve the area of contact of slider 35 and fuse through seting up arc wall 352, improve fixed effect.

In this embodiment, specifically, the locking member 33 includes a positioning bolt 331 and a nut 332, and the two positioning bolts 331 are disposed through the fixing ring block 34 and the supporting ring block 32 and are respectively screwed with the two nuts 332.

In the use, through placing the fuse in annular centre gripping space, and two conductive parts of fuse block respectively in contact 22, wear to locate in fixed ring piece 34 and support ring piece 32 and respectively with two nuts 332 spiral shell mutually through two positioning bolt 331 and fix the fuse, simultaneously, cover body 4 blocks through connecting block 41 and locates in connecting the spout, shelters from two contacts 22 and the conductive part that the fuse contacted with contact 22, avoids taking place the electric shock accident when changing the fuse.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims

1. A fuse mounting base is characterized by comprising

2. A fuse holder as claimed in claim 1, wherein a slide block is slidably disposed between the side plates, and a compression spring is disposed between the slide block and an inner bottom wall of the mounting groove.

3. A fuse mounting seat according to claim 2, characterized in that a limiting block is arranged between the inner side walls of the two side plates, and limiting grooves matched with the two limiting blocks are arranged on two opposite sides of the sliding block.

4. A fuse holder as claimed in claim 2 or 3, wherein the top of the slider is provided with an arcuate slot.

5. A fuse holder as claimed in claim 1, wherein the locking member comprises a positioning bolt and a nut, and the two positioning bolts are inserted into the fixing ring block and the supporting ring block and are screwed with the two nuts respectively.

6. A fuse holder as claimed in claim 1, wherein the cover has connecting blocks on opposite sides of the bottom, and connecting grooves are formed in the bosses for engaging with the connecting blocks.

7. A fuse holder as claimed in claim 1, wherein the side of the cover has a through hole for the connecting piece to pass through, and the top of the cover has a strip-shaped hole corresponding to the contact.

8. A fuse holder as claimed in claim 1, wherein locating blocks are provided on opposite sides of the base, and at least one mounting hole is provided in the locating block.

9. A fuse holder as set forth in claim 1, wherein said enclosure is an insulative plastic enclosure.

10. A fuse holder as claimed in claim 1, wherein the mounts are all insulating ceramic mounts.