CN214254331U

CN214254331U - Fuse with fastening device

Info

Publication number: CN214254331U
Application number: CN202120480182.2U
Authority: CN
Inventors: 唐亮
Original assignee: Dongguan Ruimai Electronic Technology Co ltd
Current assignee: Dongguan Ruimai Electronic Technology Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-09-21
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses a take fastener's fuse, cap and the outer cap of first electrode in insulating ceramic, conductive silver line, first electrode, insulating ceramic includes copper layer and zinc layer, the outside on copper layer is electroplated with the zinc layer, the circular port has been seted up to insulating ceramic's inboard, cap in the first electrode is installed to insulating ceramic's left end, and the outside of cap in the first electrode is provided with the outer cap of first electrode, cap in the second electrode is installed to insulating ceramic's right-hand member, and the outside of cap in the second electrode is provided with the outer cap of second electrode, the inboard of the outer cap of first electrode and the outer cap of second electrode all is fixed with the helosis. The fuse with the fastening device provides a fixing mode of the outer electrode cap and the inner electrode cap, the metal fuse is extruded through the corns of the outer electrode cap, the metal fuse is tightly attached to the outer electrode cap and the inner electrode cap, and meanwhile, the metal fuse is fixed through physical extrusion, and the segmenting capacity of the fuse is improved.

Description

Fuse with fastening device

Technical Field

The utility model relates to a fuse technical field specifically is a take fastener's fuse.

Background

Fuses are also called current fuses, and mainly play a role in overload protection in a circuit, so that power equipment can be protected from being damaged by overcurrent and overheating, serious damage to electronic equipment caused by internal faults is avoided, and the fuses are developed to a certain extent along with technical development, but most fuses in the market still have some problems, such as:

compress tightly fixedly to the metal fuse through interior outer electrode cap, outer electrode cap is firm inadequately to the fixed of metal fuse, and mainly adopts the fixed metal fuse of soldering mode, and the segmentation ability of fuse is more weak, consequently, the utility model provides a take fastener's fuse to solve the above-mentioned problem of proposing.

Disclosure of Invention

An object of the utility model is to provide a take fastener's fuse to solve most fuses on the market that propose in the above-mentioned background art and compress tightly fixedly to the metal fuse through inside and outside electrode cap, the fixed of outer electrode cap to the metal fuse is firm inadequately, and mainly adopts the fixed metal fuse of soldering mode, the segmentation ability weak problem of fuse.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take fastener's fuse, cap and the outer cap of first electrode in insulating ceramic, conductive silver line, first electrode, insulating ceramic includes copper layer and zinc layer, the outside electroplating of copper layer has the zinc layer, the circular port has been seted up to insulating ceramic's inboard, and the inboard of circular port installs conductive silver line, cap in the first electrode is installed to insulating ceramic's left end, and the outside of cap is provided with the outer cap of first electrode in the first electrode, cap in the second electrode is installed to insulating ceramic's right-hand member, and the outside of cap is provided with the outer cap of second electrode in the second electrode, the inboard of the outer cap of first electrode and the outer cap of second electrode all is fixed with the helosis.

Preferably, the conductive silver wire penetrates through the first electrode inner cap and the second electrode inner cap, and the conductive silver wire is attached to the inner side of the first electrode outer cap and the outer side of the first electrode inner cap.

Preferably, the eyelet and the first electrode outer cap are arranged in an integrated structure, and the outer side of the eyelet is attached to the conductive silver wire.

Preferably, the inner end of the eyelet is hemispherical, and the eyelet is connected with the hole-shaped structure on the inner side of the first electrode inner cap in a clamping mode.

Preferably, the first electrode inner cap is connected with the insulating ceramic in a nested manner, and the first electrode inner cap and the second electrode inner cap are arranged in bilateral symmetry about the center of the insulating ceramic.

Preferably, the first electrode outer cap and the first electrode inner cap are connected in a nested manner, the first electrode outer cap and the second electrode outer cap are arranged in a bilateral symmetry manner about the center of the insulating ceramic, and the longitudinal section of the first electrode outer cap is rectangular.

Compared with the prior art, the beneficial effects of the utility model are that: the fuse with the fastening device provides a fixing mode of the outer electrode cap and the inner electrode cap, the metal fuse is extruded through the corns of the outer electrode cap, the metal fuse is tightly attached to the outer electrode cap and the inner electrode cap, and meanwhile, the metal fuse is fixed by physical extrusion, so that the segmenting capacity of the fuse is improved;

1. the conductive silver wire can be extruded in a gap between the eyelet and the first electrode inner cap through the clamping between the eyelet arranged on the inner side of the first electrode outer cap and the first electrode inner cap and the attaching of the eyelet to the conductive silver wire, so that the conductive silver wire is tightly attached to the first electrode inner cap and the first electrode outer cap;

2. through the nested connection between the outer cap of first electrode and the inner cap of first electrode, the fit degree between cap and the outer cap of first electrode in can making electrically conductive silver line and the first electrode is inseparabler to utilize the fixed electrically conductive silver line of physics extrusion, improve the segmentation ability of electrically conductive silver line.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic view of the connection structure of the first electrode inner cap and the first electrode outer cap of the present invention;

FIG. 3 is a schematic view of the connection structure of the eyelet and the first electrode outer cap of the present invention;

FIG. 4 is a schematic view of the connection structure of the copper layer and the zinc layer of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an insulating ceramic; 101. a copper layer; 102. a zinc layer; 2. a conductive silver wire; 3. corn; 4. a first electrode inner cap; 5. a first electrode outer cap; 6. a second electrode outer cap; 7. a second electrode inner cap; 8. a circular hole.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a fuse with a fastening device comprises insulating ceramic 1, a conductive silver wire 2, a eyelet 3, a first electrode inner cap 4, a first electrode outer cap 5, a second electrode outer cap 6, a second electrode inner cap 7 and a circular hole 8, wherein the insulating ceramic 1 comprises a copper layer 101 and a zinc layer 102, the zinc layer 102 is electroplated on the outer side of the copper layer 101, the circular hole 8 is formed in the inner side of the insulating ceramic 1, the conductive silver wire 2 is installed on the inner side of the circular hole 8, the first electrode inner cap 4 is installed at the left end of the insulating ceramic 1, a first electrode outer cap 5 is arranged on the outer side of the first electrode inner cap 4, the second electrode inner cap 7 is installed at the right end of the insulating ceramic 1, a second electrode outer cap 6 is arranged on the outer side of the second electrode inner cap 7, and the eyelets 3 are fixed on the inner sides of the first electrode outer cap 5 and the second electrode outer cap 6;

as shown in fig. 1, the conductive silver wire 2 penetrates through the first electrode inner cap 4 and the second electrode inner cap 7, and the conductive silver wire 2 is attached to the inner side of the first electrode outer cap 5 and the outer side of the first electrode inner cap 4, so that the attaching degree between the conductive silver wire 2 and the first electrode inner cap 4 and the first electrode outer cap 5 can be more compact, and the conductive silver wire 2 is fixed by physical compression, thereby improving the segmentation capability of the conductive silver wire 2, as shown in fig. 3 and 5, the eyelet 3 and the first electrode outer cap 5 are arranged in an integrated structure, and the outer side of the eyelet 3 and the conductive silver wire 2 are arranged in an attaching manner, so that the conductive silver wire 2 is compressed in the gap between the eyelet 3 and the first electrode inner cap 4, and the conductive silver wire 2 and the first electrode outer cap 5 are arranged in an attaching manner, as shown in fig. 2 and 3, the inner end of the eyelet 3 is hemispherical, and the eyelet 3 is connected with the hole structure inside the first electrode inner cap 4 in a clamping manner, the conductive silver wire 2 can be extruded, and the segmenting capacity is improved;

as shown in fig. 1, the first electrode inner cap 4 is connected with the insulating ceramic 1 in a nested manner, and the first electrode inner cap 4 and the second electrode inner cap 7 are arranged in a bilaterally symmetrical manner with respect to the center of the insulating ceramic 1, and can limit the conductive silver wire 2, the first electrode outer cap 5 is connected with the first electrode inner cap 4 in a nested manner, and the first electrode outer cap 5 and the second electrode outer cap 6 are arranged in a bilaterally symmetrical manner with respect to the center of the insulating ceramic 1, and the longitudinal section of the first electrode outer cap 5 is rectangular, so that the first electrode outer cap 5 can be conveniently positioned and mounted.

The working principle is as follows: when the fuse with the fastening device is used, firstly, as shown in figures 1, 2 and 3, the first electrode inner cap 4 and the second electrode inner cap 7 are sleeved at the left end and the right end of the insulating ceramic 1 to form interference fit, then the conductive silver wire 2 is penetrated from the hole-shaped structure at the inner side of the first electrode inner cap 4, passes through the insulating ceramic 1 and penetrates out from the hole-shaped structure at the inner side of the second electrode inner cap 7, the conductive silver wires 2 at the two sides of the first electrode inner cap 4 and the second electrode inner cap 7 are bent, then the first electrode outer cap 5 is sleeved at the outer side of the first electrode inner cap 4, the second electrode outer cap 6 is sleeved at the outer side of the second electrode inner cap 7 to form interference fit, so that the conductive silver wire 2, the first electrode inner cap 4 and the first electrode outer cap 5 jointly form a one-side electrode, the conductive silver wire 2, the second electrode outer cap 6 and the second electrode inner cap 7 jointly form the other-side electrode, as shown in fig. 5, the conductive silver wire 2 can be pressed in the gap between the eyelet 3 and the first electrode inner cap 4 by the engagement between the eyelet 3 and the first electrode inner cap 4 provided on the inner side of the first electrode outer cap 5 and the attachment of the eyelet 3 to the conductive silver wire 2, so that the conductive silver wire 2 is tightly attached to the first electrode inner cap 4 and the first electrode outer cap 5, and the degree of attachment between the conductive silver wire 2 and the first electrode inner cap 4 and the first electrode outer cap 5 can be made closer by the nested connection between the first electrode outer cap 5 and the first electrode inner cap 4, so that the conductive silver wire 2 is physically pressed and fixed, and the sectioning capability of the conductive silver wire 2 is improved, which is the use method of the fuse with the fastening device.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a take fastener's fuse, includes insulating ceramic (1), electrically conductive silver line (2), cap (4) and first electrode outer cap (5) in the first electrode, its characterized in that: insulating ceramic (1) includes copper layer (101) and zinc layer (102), the outside electroplating of copper layer (101) has zinc layer (102), circular port (8) have been seted up to the inboard of insulating ceramic (1), and the inboard of circular port (8) installs electrically conductive silver line (2), cap (4) in the first electrode is installed to the left end of insulating ceramic (1), and the outside of cap (4) is provided with outer cap (5) of first electrode in the first electrode, cap (7) in the second electrode is installed to the right-hand member of insulating ceramic (1), and the outside of cap (7) is provided with outer cap (6) of second electrode in the second electrode, the inboard of outer cap (5) of first electrode and outer cap (6) of second electrode all is fixed with helosis (3).

2. A fuse with fastening device as defined in claim 1, wherein: the conductive silver wire (2) penetrates through the first electrode inner cap (4) and the second electrode inner cap (7), and the conductive silver wire (2) is attached to the inner side of the first electrode outer cap (5) and the outer side of the first electrode inner cap (4).

3. A fuse with fastening device as defined in claim 1, wherein: the eyelet (3) and the first electrode outer cap (5) are arranged in an integrated structure, and the outer side of the eyelet (3) is attached to the conductive silver wire (2).

4. A fuse with fastening device as defined in claim 1, wherein: the inner end of the eyelet (3) is hemispherical, and the eyelet (3) is connected with the hole-shaped structure on the inner side of the first electrode inner cap (4) in a clamping mode.

5. A fuse with fastening device as defined in claim 1, wherein: the first electrode inner cap (4) is connected with the insulating ceramic (1) in a nested mode, and the first electrode inner cap (4) and the second electrode inner cap (7) are arranged in a bilateral symmetry mode relative to the center of the insulating ceramic (1).

6. A fuse with fastening device as defined in claim 1, wherein: the first electrode outer cap (5) is connected with the first electrode inner cap (4) in a nested mode, the first electrode outer cap (5) and the second electrode outer cap (6) are arranged in a bilateral symmetry mode around the center of the insulating ceramic (1), and the longitudinal section of the first electrode outer cap (5) is rectangular.