CN215955224U

CN215955224U - High-voltage current-limiting fuse

Info

Publication number: CN215955224U
Application number: CN202122314479.4U
Authority: CN
Inventors: 张子昂
Original assignee: Tongling Jiayou Technology Co ltd
Current assignee: Tongling Jiayou Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-04
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of fuses and discloses a high-voltage current-limiting fuse which comprises a fuse main body, wherein end caps are arranged at two ends of the fuse main body, a connecting mechanism is arranged on the outer sides of the end caps, the connecting mechanism comprises a guide ring fixedly connected with the end caps, a guide pillar is fixedly connected to the bottom end of the guide ring, and a guide seat is fixedly connected to the other end of the guide pillar. This high pressure current-limiting fuse, through setting up coupling mechanism, make when being connected fuse main part and relevant power accessories, the user arranges splint in the both sides of the power accessories that need connect, it rotates to rotate the regulating block and drives the screw shaft, thereby it removes to drive synchronous cover, move towards power accessories's direction with this drive splint, fix power accessories until splint, stimulate the clamp plate afterwards and remove to and lead the seat contact, thereby realize spacing to the regulating block, with this realization spacing to splint, thereby realize being connected of fuse main part and power accessories.

Description

High-voltage current-limiting fuse

Technical Field

The utility model relates to the technical field of fuses, in particular to a high-voltage current-limiting fuse.

Background

The fuse is an electric appliance which fuses a melt by heat generated by itself to open a circuit when a current exceeds a predetermined value. The fuse is a current protector which is made by using the principle that after the current exceeds a specified value for a period of time, the melt is melted by the heat generated by the fuse, so that the circuit is disconnected.

Most of existing fuses are troublesome to connect with power accessories and need to be connected through bolts, the connection mode is prone to bolt loosening and bolt wire sliding, and certain limitation is achieved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the high-voltage current-limiting fuse which has the advantages of convenience in connection and the like and solves the problem of the existing connection trouble.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high pressure current-limiting fuse, includes the fuse main part, the both ends of fuse main part all are provided with the end cap, the outside of end cap is provided with coupling mechanism.

The connecting mechanism comprises a guide ring fixedly connected with the end cap, the bottom end of the guide ring is fixedly connected with a guide pillar, the other end of the guide pillar is fixedly connected with a guide seat, clamping plates are arranged on two sides of the bottom end of the guide seat, a synchronous sleeve is arranged on the top end of each clamping plate, the synchronous sleeve is installed on the outer surface of the threaded shaft in a threaded mode, one end of the threaded shaft is connected with the inner wall of the guide seat in a rotating mode, the other end of the threaded shaft penetrates through the inner side wall of the guide seat and is fixedly connected with an adjusting block, a self-locking telescopic column is fixedly installed on two sides of one end, close to the guide seat, of the adjusting block, and a pressing plate is fixedly connected with the other end of the self-locking telescopic column.

Preferably, the guide ring, the guide pillar and the guide seat are all made of conductive materials.

So set up, can be connected with relevant power accessories through coupling mechanism in order to guarantee the fuse main part to guarantee that the fuse main part can carry out normal work.

Preferably, the clamping plate, the synchronous sleeve, the threaded shaft, the adjusting block, the self-locking telescopic column and the pressing plate are all made of insulating materials.

So set up, to avoid splint, synchronous cover, threaded shaft, regulating block, the flexible post of auto-lock and clamp plate to lead to the fact the influence to the normal electrically conductive of guide seat to avoid causing the interference to coupling mechanism and relevant power accessory's connection.

Preferably, a synchronizing block is arranged between the clamping plate and the synchronizing sleeve, and one end of the synchronizing block is fixedly connected with the clamping plate.

The synchronizing block is used for connecting the clamping plates, so that the clamping plates can move synchronously when the synchronizing sleeve moves, and the effect of limiting connection is achieved.

Preferably, the other end of the synchronizing block penetrates through the inner bottom wall of the guide seat and is fixedly connected with the synchronizing sleeve, and the synchronizing block is made of an insulating material.

Preferably, the contact position of the guide seat and the synchronizing block is provided with a corresponding sliding groove, and the sliding groove is matched with the synchronizing block.

Preferably, the both sides of splint all are provided with anti-skidding line, just anti-skidding line and splint fixed connection.

Preferably, one side of the guide seat close to the pressing plate is provided with a pressing line, and the pressing line is made of an insulating material.

Compared with the prior art, the utility model provides a high-voltage current-limiting fuse which has the following beneficial effects:

1. this high pressure current-limiting fuse, through setting up coupling mechanism, make when being connected fuse main part and relevant power accessories, the user arranges splint in the both sides of the power accessories that need connect, it rotates to rotate the regulating block and drives the screw shaft, thereby it removes to drive synchronous cover, move towards power accessories's direction with this drive splint, fix power accessories until splint, stimulate the clamp plate afterwards and remove to and lead the seat contact, thereby realize spacing to the regulating block, with this realization spacing to splint, thereby realize being connected of fuse main part and power accessories.

2. This high pressure current-limiting fuse, the setting of spout is used for guaranteeing the stability when synchronous piece removes, provides certain home range for the removal of synchronous piece, has also played certain restriction effect to synchronous piece simultaneously, and the setting of anti-skidding line is used for guaranteeing the stability when splint press from both sides tightly to stability when guaranteeing coupling mechanism and power accessories and being connected.

Drawings

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

FIG. 2 is a schematic front view of the structure of the present invention;

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

FIG. 4 is a schematic bottom view of the structure of the present invention;

FIG. 5 is a schematic side view of the guide structure of the present invention.

Wherein: 1. a fuse body; 2. an end cap; 3. a connecting mechanism; 301. a guide ring; 302. a guide post; 303. a guide seat; 304. a splint; 305. a synchronous sleeve; 306. a threaded shaft; 307. an adjusting block; 308. a synchronization block; 309. a self-locking telescopic column; 310. and (7) pressing a plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a high voltage current limiting fuse includes a fuse body 1, end caps 2 are disposed at two ends of the fuse body 1, and a connecting mechanism 3 is disposed outside the end caps 2.

Coupling mechanism 3 includes the guide ring 301 with end cap 2 fixed connection, the bottom fixedly connected with guide pillar 302 of guide ring 301, the other end fixedly connected with guide holder 303 of guide pillar 302, the bottom both sides of guide holder 303 all are provided with splint 304, the top of splint 304 is provided with synchronous cover 305, synchronous cover 305 threaded mounting is in the surface of screw thread axle 306, the one end of screw thread axle 306 is rotated with the inner wall of guide holder 303 and is connected, the other end of screw thread axle 306 runs through the inside wall and the fixedly connected with regulating block 307 of guide holder 303, the equal fixed mounting in one end both sides that regulating block 307 is close to guide holder 303 has the flexible post 309 of auto-lock, the other end fixedly connected with clamp plate 310 of the flexible post 309 of auto-lock.

In the above technical solution, the thread directions of the two ends of the threaded shaft 306 are opposite, so that the threaded shaft 306 can move towards the adjacent direction or the far direction when rotating, thereby fixing the clamp plate 304 to the power fitting. The self-locking telescopic column 309 is a telescopic structure capable of self-locking, such as a handle of an umbrella, and will not be described herein. One end of the pressing plate 310, which is far away from the self-locking telescopic column 309, is provided with a pressing line, so that the adjusting block 307 can be limited when the pressing plate 310 is in contact with the guide seat 303.

When connecting fuse main body 1 with relevant power accessory, arrange splint 304 in the both sides of the power accessory that needs to connect, rotate regulating block 307 and drive threaded shaft 306 and rotate to drive synchronous cover 305 and remove, drive splint 304 with this and remove towards power accessory's direction, until splint 304 fixes power accessory, pull clamp plate 310 afterwards and remove to contacting with guide holder 303, thereby realize spacing to regulating block 307, with this realization to splint 304 spacing, thereby realize fuse main body 1 and power accessory's being connected.

Specifically, the guide ring 301, the guide post 302 and the guide seat 303 are made of conductive materials.

In the above technical solution, the arrangement is such that the fuse main body 1 can be connected with the relevant power fittings through the connecting mechanism 3, so as to ensure that the fuse main body 1 can normally operate.

Specifically, the clamping plate 304, the synchronizing sleeve 305, the threaded shaft 306, the adjusting block 307, the self-locking telescopic column 309 and the pressing plate 310 are all made of insulating materials.

In the above technical solution, the arrangement is to avoid that the clamp plate 304, the synchronizing sleeve 305, the threaded shaft 306, the adjusting block 307, the self-locking telescopic column 309 and the pressing plate 310 affect the normal conduction of the guide base 303, so as to avoid interference on the connection between the connection mechanism 3 and the related power accessory.

Specifically, a synchronizing block 308 is arranged between the clamping plate 304 and the synchronizing sleeve 305, and one end of the synchronizing block 308 is fixedly connected with the clamping plate 304.

In the above technical solution, the synchronizing block 308 is used for connecting the clamping plate 304, so that when the synchronizing sleeve 305 moves, the clamping plate 304 can move synchronously, thereby achieving the effect of connecting and limiting.

Specifically, the other end of the synchronizing block 308 penetrates through the inner bottom wall of the guide seat 303 to be fixedly connected with the synchronizing sleeve 305, and the synchronizing block 308 is made of an insulating material.

Specifically, the contact position of the guide seat 303 and the synchronizing block 308 is provided with a corresponding sliding groove, and the sliding groove is matched with the synchronizing block 308.

In the above technical solution, the arrangement of the sliding groove is used to ensure the stability of the synchronizing block 308 during movement, provide a certain range of motion for the synchronizing block 308, and also play a certain limiting role on the synchronizing block 308.

Specifically, the both sides of splint 304 all are provided with anti-skidding line, and anti-skidding line and splint 304 fixed connection.

In the above technical scheme, the setting of antiskid line is used for guaranteeing the stability when splint 304 presss from both sides tightly to guarantee the stability when coupling mechanism 3 is connected with power fittings.

Specifically, as shown in fig. 5, a pressing line is disposed on one side of the guide seat 303 close to the pressing plate 310, and the pressing line is made of an insulating material.

In the above technical solution, the pressing lines are used for matching with the pressing lines at the pressing plate 310, so as to limit the adjusting block 307, and thus limit the clamp plate 304.

When in use, when connecting fuse main body 1 with relevant power accessory, the user places splint 304 in the both sides of the power accessory that needs to be connected, rotates regulating block 307 and drives threaded shaft 306 and rotate to drive synchronous cover 305 and remove, drive splint 304 with this and remove towards power accessory's direction, until splint 304 fixes power accessory, pull clamp plate 310 afterwards and remove to contacting with guide holder 303, thereby realize spacing to regulating block 307, with this realization to splint 304 spacing, thereby realize being connected of fuse main body 1 and power accessory.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high voltage current limiting fuse, includes fuse main body (1), the both ends of fuse main body (1) all are provided with end cap (2), its characterized in that: a connecting mechanism (3) is arranged on the outer side of the end cap (2);

the connecting mechanism (3) comprises a guide ring (301) fixedly connected with the end cap (2), the bottom end of the guide ring (301) is fixedly connected with a guide post (302), the other end of the guide post (302) is fixedly connected with a guide seat (303), clamping plates (304) are respectively arranged on two sides of the bottom end of the guide seat (303), a synchronous sleeve (305) is arranged at the top end of each clamping plate (304), the synchronous sleeve (305) is installed on the outer surface of the threaded shaft (306) in a threaded manner, one end of the threaded shaft (306) is rotatably connected with the inner wall of the guide seat (303), the other end of the threaded shaft (306) penetrates through the inner side wall of the guide seat (303) and is fixedly connected with an adjusting block (307), two sides of one end of the adjusting block (307) close to the guide seat (303) are fixedly provided with self-locking telescopic columns (309), the other end of the self-locking telescopic column (309) is fixedly connected with a pressing plate (310).

2. A high voltage current limiting fuse as recited in claim 1 wherein: the guide ring (301), the guide post (302) and the guide seat (303) are all made of conductive materials.

3. A high voltage current limiting fuse as recited in claim 1 wherein: the clamping plate (304), the synchronous sleeve (305), the threaded shaft (306), the adjusting block (307), the self-locking telescopic column (309) and the pressing plate (310) are all made of insulating materials.

4. A high voltage current limiting fuse as recited in claim 1 wherein: a synchronous block (308) is arranged between the clamping plate (304) and the synchronous sleeve (305), and one end of the synchronous block (308) is fixedly connected with the clamping plate (304).

5. A high voltage current limiting fuse as recited in claim 4 wherein: the other end of the synchronous block (308) penetrates through the inner bottom wall of the guide seat (303) and is fixedly connected with the synchronous sleeve (305), and the synchronous block (308) is made of an insulating material.

6. A high voltage current limiting fuse as recited in claim 1 wherein: the contact part of the guide seat (303) and the synchronous block (308) is provided with a corresponding sliding groove, and the sliding groove is matched with the synchronous block (308).

7. A high voltage current limiting fuse as recited in claim 1 wherein: the both sides of splint (304) all are provided with anti-skidding line, just anti-skidding line and splint (304) fixed connection.

8. A high voltage current limiting fuse as recited in claim 1 wherein: one side of the guide seat (303) close to the pressing plate (310) is provided with pressing grains, and the pressing grains are made of insulating materials.