CN209526061U

CN209526061U - A kind of electric power fuse being conveniently replaceable melt

Info

Publication number: CN209526061U
Application number: CN201920629572.4U
Authority: CN
Inventors: 刘付志忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2019-10-22
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a kind of electric power fuses for being conveniently replaceable melt, including plastic barrel, side lid and thread barrel, side outer side of lid wall is embedded with metallic rod, the inner sidewall of side lid is fixedly installed with fixed block, the right side wall of fixed block is embedded with sheet metal, the right side wall of fixed block is fixedly installed with cylindrical drum, the right side wall of cylindrical drum offers cross recess, the inner sidewall of side lid is bolted with threaded block, the left side wall of threaded block offers bellmouth, the utility model passes through plastic barrel, the structure of side lid and thread barrel, when needing replacing melt, rotation lid and thread barrel in Gai Ling separate, and thread barrel is moved to the middle part of plastic barrel lateral wall along sliding slot, there is gap between plastic barrel and side lid at this time, new melt can easily be loaded onto, and guarantee that new melt is straight condition, side lid and thread barrel is enabled to be spirally connected again later, It is simple to operate, and increase the service life of this fuse.

Description

A kind of electric power fuse being conveniently replaceable melt

Technical field

The utility model relates to fuse technologies field, specially a kind of electric power fuse for being conveniently replaceable melt.

Background technique

Fuse refers to when electric current is more than specified value, so that melt is fused with the heat that itself is generated, the one of disconnecting circuit Kind electric appliance, fuse is widely used in high and low voltage electric distribution system and control system and electrical equipment, as short-circuit and excessively electric The protector of stream is to apply one of most common protection device, but general fuse is just directly scrapped after fusing, due to The reason of self structure, is difficult to realize the replacement of inner melt, if it is possible to design it is a kind of be convenient for changing after melt is blown it is molten The fuse of body, so that it may problems are solved, for this purpose, it is proposed that a kind of electric power fuse for being conveniently replaceable melt.

Utility model content

The purpose of this utility model is to provide a kind of electric power fuses for being conveniently replaceable melt, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of electric power use being conveniently replaceable melt is molten Disconnected device, including plastic barrel, side lid and thread barrel, and side lid is screwed onto the inner sidewall of thread barrel, the lateral wall of the plastic barrel is opened Equipped with sliding slot, the inner sidewall of the thread barrel is fixedly installed with sliding block, and sliding block is located in sliding slot, the side outer side of lid wall insertion There is metallic rod, the inner sidewall of the side lid is fixedly installed with fixed block, and the right side wall of the fixed block is embedded with sheet metal, and gold Belong to piece to contact with the right end of metallic rod, the right side wall of the fixed block is fixedly installed with cylindrical drum, the right side wall of the cylindrical drum Cross recess is offered, the inner sidewall of the side lid is bolted with threaded block, and the left side wall of the threaded block offers bellmouth, and circle Column casing is located in bellmouth.

Preferably, the right side wall of the thread barrel offers annular groove, and the inner sidewall of the annular groove offers cylinder groove, The inner sidewall of the cylinder groove is fixedly installed with rubber block inserted with gag lever post, the left and right ends of the gag lever post.

Preferably, the inner sidewall of the cylindrical drum is fixedly installed with hard contact, and leads between hard contact and sheet metal Cross copper wire connection.

Preferably, rubber sleeve is fixedly mounted in the lateral wall of the threaded block.

Preferably, the left and right ends of the plastic barrel are fixedly installed with sealing ring, and the left side wall of the thread barrel is fixed Rubber ring is installed.

Preferably, the side lid and thread barrel it is equal there are two, and two Bian Gai and two thread barrels are located at plastic barrel The left and right sides, the generally bilateral symmetry of the plastic barrel, side lid and thread barrel.

Compared with prior art, the utility model has the beneficial effects that the utility model passes through plastic barrel, side lid and screw thread The structure of cylinder, when needing replacing melt, rotation lid and thread barrel in Gai Ling are separated, and thread barrel is moved to plastics along sliding slot , there is gap between plastic barrel and side lid at this time in the middle part of cylinder lateral wall, can easily load onto new melt, and guarantees new Melt be straight condition, enable side lid again later and thread barrel be spirally connected, it is simple to operate, and increase this fuse Service life.

Detailed description of the invention

Fig. 1 is the main view cross-sectional view of the utility model.

Fig. 2 is the right view at the utility model cylindrical drum.

Fig. 3 is the right view of the utility model thread barrel.

In figure: 1, plastic barrel, 2, Bian Gai, 3, thread barrel, 4, sliding slot, 5, sliding block, 6, metallic rod, 7, fixed block, 8, metal Piece, 9, cylindrical drum, 10, cross recess, 11, threaded block, 12, bellmouth, 13, annular groove, 14, cylinder groove, 15, gag lever post, 16, rubber Blob of viscose, 17, hard contact, 18, rubber sleeve, 19, sealing ring, 20, rubber ring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1, Fig. 2 and Fig. 3 are please referred to, the utility model provides a kind of technical solution: a kind of electric power being conveniently replaceable melt With fuse, including plastic barrel 1, side lid 2 and thread barrel 3, plastic barrel 1, side lid 2 and thread barrel 3 are plastic products, are played absolutely The effect of edge is hereafter described with the thread barrel 3 of the side plate 2 in left side and left side, and side lid 2 is screwed onto the inside of thread barrel 3 Wall, the outboard sidewalls of side lid 2 offer screw thread, and the inner sidewall of thread barrel 3 offers screw thread, and the lateral wall of plastic barrel 1 opens up There is sliding slot 4, the inner sidewall of thread barrel 3 is fixedly installed with sliding block 5, and sliding block 5 is located in sliding slot 4, passes through sliding slot 4 and sliding block 5 Cooperation defines the moving direction and range of thread barrel 3, while limiting the rotation of thread barrel 3, and lid 2 lateral wall in side is embedded with gold Belong to bar 6, two side lids 2 are embedded with metallic rod 6, and when using this fuse, metallic rod 6 at two is connected in circuit i.e. Can, the inner sidewall of side lid 2 is fixedly installed with fixed block 7, and the right side wall of fixed block 7 is embedded with sheet metal 8, and sheet metal 8 and gold The right end contact for belonging to bar 6, therefore when installing melt, enable the both ends of melt contacted respectively with sheet metal 8 at two can connect into Circuit carries out protection work, and the right side wall of fixed block 7 is fixedly installed with cylindrical drum 9, and cylindrical drum 9 is plastic products, and has one Fixed elasticity, the right side wall of cylindrical drum 9 offer cross recess 10, and cylindrical drum 9 is divided into four parts by cross recess 10, side lid 2 it is interior Side wall is bolted with threaded block 11, and the lateral wall of threaded block 11 offers screw thread, rotation threaded block 11 can enable threaded block 11 along Lid 2 inner wall in side is moved to the left or right, and the left side wall of threaded block 11 offers bellmouth 12, and cylindrical drum 9 is located at bellmouth 12 Interior, when threaded block 11 is moved to the left, bellmouth 12 can enable the cylindrical drum 9 for being divided into four parts inside with the contact of cylindrical drum 9 Lateral bend, and then melt is clamped, realize the fixation to melt.

Specifically, the right side wall of thread barrel 3 offers annular groove 13, the inner sidewall of annular groove 13 offers cylinder groove 14, the inner sidewall of cylinder groove 14 is inserted with gag lever post 15, and the left and right ends of gag lever post 15 are fixedly installed with rubber block 16, at two When being moved to middle position on plastic barrel 1, gag lever post 15 and rubber block 16 are just filled in cylinder groove 14 thread barrel 3, when For thread barrel 3 when being moved to outer fix on plastic barrel 1, the distance at two between 13 inner cavity of annular groove of thread barrel 3 is than limit at two The length of 16 entirety of position bar 15 and rubber block is slightly longer, at this point, squeezing rubber block 16 and moving to gag lever post 15 from cylinder groove 14 Two thread barrels 3 can be supported in annular groove 13, and then secure the position of two thread barrels 3.

Specifically, the inner sidewall of cylindrical drum 9 is fixedly installed with hard contact 17, and hard contact 17 and sheet metal 8 it Between connected by copper wire, when melt is not in contact with to sheet metal 8, cylindrical drum 9 can enable hard contact to being fixedly clamped for melt 17 and melt contacts, under the connection of copper wire, and then enable melt by after hard contact 17, copper wire, sheet metal 8 with metallic rod 6 Connection, and then may be coupled in circuit.

Specifically, rubber sleeve 18 is fixedly mounted in the lateral wall of threaded block 11, it is convenient that threaded block 11 is rotated.

Specifically, the left and right ends of plastic barrel 1 are fixedly installed with sealing ring 19, the fixed peace of the left side wall of thread barrel 3 Equipped with rubber ring 20, the effect of waterproof is played.

Specifically, side lid 2 and thread barrel 3 there are two, and two side lids 2 and two thread barrels 3 are located at plastics The left and right sides of cylinder 1, the generally bilateral symmetry of plastic barrel 1, side lid 2 and thread barrel 3.

Working principle: when being conveniently replaceable the electric power fuse of melt using this, after melt is blown in fuse, turn Dynamic lid 2 and thread barrel 3 when lid 2 enables separate, and thread barrel 3 is moved to the middle position of 1 lateral wall of plastic barrel, rear desirable following Lid 2, rotation threaded block 11 enable it to 1 medial movement of plastic barrel, and then the cylindrical drum 9 separated is enabled no longer to clamp melting of blowing Body after removing the melt blown, is inserted into new melt, and rotate threaded block 11 herein in the cylindrical drum 9 of a side lid 2, makes Cylindrical drum 9 clamps new melt, then enables melt pass through plastic barrel 1, and the other end of new melt is inserted into another side lid 2 Cylindrical drum 9 in, and rotate threaded block 11 herein and cylindrical drum 9 enabled to clamp the other end of new melt, then remove screw thread outward Cylinder 3, when thread barrel 3 and lid 2 when being rotated at two simultaneously when lid 2 contacts, order the case where not damaging new melt thread barrel 3 with Side lid 2 is spirally connected, and moves gag lever post 15 and rubber block 16 later, the fixation for realizing position is supported to thread barrel 3 at two, finally Metallic rod 6 at two is connected into circuit, that is, can guarantee that new melt is connected into circuit, this process is easy to operate, enables this fuse that can weigh It is multiple to use, increase its service life.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of electric power fuse for being conveniently replaceable melt, it is characterised in that: including plastic barrel (1), side lid (2) and thread barrel (3), and side lid (2) is screwed onto the inner sidewalls of thread barrel (3), and the lateral wall of the plastic barrel (1) offers sliding slot (4), described The inner sidewall of thread barrel (3) is fixedly installed with sliding block (5), and sliding block (5) is located in sliding slot (4), and side lid (2) lateral wall is embedding Enter to have metallic rod (6), the inner sidewall of the side lid (2) is fixedly installed with fixed block (7), and the right side wall of the fixed block (7) is embedding Enter to have sheet metal (8), and sheet metal (8) is contacted with the right end of metallic rod (6), the right side wall of the fixed block (7) is fixedly mounted Have cylindrical drum (9), the right side wall of the cylindrical drum (9) offers cross recess (10), and the inner sidewall of the side lid (2) is bolted with spiral shell The left side wall of line block (11), the threaded block (11) offers bellmouth (12), and cylindrical drum (9) is located in bellmouth (12).

2. a kind of electric power fuse for being conveniently replaceable melt according to claim 1, it is characterised in that: the thread barrel (3) right side wall offers annular groove (13), and the inner sidewall of the annular groove (13) offers cylinder groove (14), the cylinder groove (14) inner sidewall is fixedly installed with rubber block (16) inserted with gag lever post (15), the left and right ends of the gag lever post (15).

3. a kind of electric power fuse for being conveniently replaceable melt according to claim 1, it is characterised in that: the cylindrical drum (9) inner sidewall is fixedly installed with hard contact (17), and is connect between hard contact (17) and sheet metal (8) by copper wire.

4. a kind of electric power fuse for being conveniently replaceable melt according to claim 1, it is characterised in that: the threaded block (11) rubber sleeve (18) are fixedly mounted in lateral wall.

5. a kind of electric power fuse for being conveniently replaceable melt according to claim 1, it is characterised in that: the plastic barrel (1) left and right ends are fixedly installed with sealing ring (19), and the left side wall of the thread barrel (3) is fixedly installed with rubber ring (20).

6. a kind of electric power fuse for being conveniently replaceable melt according to claim 1, it is characterised in that: the side lid (2) with thread barrel (3) there are two, and two side lids (2) and two thread barrels (3) are located at the left and right two of plastic barrel (1) Side, the plastic barrel (1), side lid (2) and thread barrel (3) generally bilateral symmetry.