CN219497637U

CN219497637U - But quick connect's temperature fuse

Info

Publication number: CN219497637U
Application number: CN202320151281.5U
Authority: CN
Inventors: 许由生; 何仁东
Original assignee: Saiertan Wuxi Electronics Co ltd
Current assignee: Saiertan Wuxi Electronics Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-08-08
Anticipated expiration: 2033-01-16

Abstract

The utility model provides a fast-connection temperature fuse, which comprises a first pin, a temperature sensing body, a second pin, a fast-connection terminal group and a fast-connection terminal group, wherein the first pin, the temperature sensing body and the second pin are sequentially and electrically connected, the fast-connection terminal group comprises a first fast-connection terminal and a second fast-connection terminal which are matched and can be mutually and electrically connected, the first fast-connection terminal is used for being electrically connected with a protected object, the first pin and/or the second pin is electrically connected with the second fast-connection terminal, the fast-connection terminal group is arranged at the end part of an access line of an extraction pin of the temperature fuse, the fast-connection terminal group is arranged in a male-female end form of fast-disassembly fit, one end of the fast-connection terminal group is fixedly connected with the pin, and the other end of the fast-connection terminal group is connected with the protected line, so that the temperature fuse can be quickly disassembled and assembled with the protected line through the fast-connection terminal group.

Description

But quick connect's temperature fuse

Technical Field

The utility model relates to the technical field of temperature fuses, in particular to a temperature fuse capable of being connected quickly.

Background

The temperature fuse is an over-temperature protection component, and when the protected electronic equipment generates abnormal fault heat and the temperature reaches the fusing temperature of the temperature fuse, the fuse is fused, so that a circuit is cut off. At present, most of temperature fuses are welded and connected with a protected circuit through exposed pins, and the temperature fuses belong to a fixed connection mode and are difficult to detach and install.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the quick-connection temperature fuse can solve the problem that fixed connection cannot be quickly assembled and disassembled.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a but quick connect's temperature fuse, includes first pin, temperature sensing body and the second pin that electric connection in proper order, still includes quick connect terminal group, quick connect terminal group includes assorted and can be electric connection's first quick connect terminal and second quick connect terminal each other, first quick connect terminal is used for being connected with protected object electricity, first pin and/or the second pin with the quick connect terminal electricity of second is connected.

Further, one end of the second pin, which is far away from the temperature sensing body, is fixedly connected to a protected circuit.

Further, one end of the second pin fixedly connected with the protected circuit is in a flat plate shape, a cylindrical shape or an arc riveting shape.

Further, the first quick-connection terminal and the second quick-connection terminal are both round tubes, and the first quick-connection terminal is sleeved on the second quick-connection terminal.

Further, the first quick-connection terminal is a quick socket, the second quick-connection terminal is an elastic clamping piece, and the second quick-connection terminal is inserted into the first quick-connection terminal.

Further, the temperature sensing device also comprises a shell, wherein the shell is provided with a containing cavity, and the temperature sensing body is arranged in the shell.

Further, the shell comprises a cover plate and a lower shell, the lower shell is opened towards one side, the temperature sensing body is arranged in the lower shell, and the cover plate is arranged at the opening of the lower shell in a sealing manner.

Further, a fusing aid is arranged in the shell and adjacent to the temperature sensing body.

The utility model has the beneficial effects that: through setting up quick connect terminal group at the tip of temperature fuse's extraction pin access circuit, wherein, can only set up a set of quick connect terminal group at one of two pins, another pin is direct to be fixedly connected with protected circuit, also can all set up quick connect terminal group on two pins, quick connect terminal group sets up to quick detach complex male and female end form, and wherein one end fixed connection is on the pin, and the other end is connected with protected circuit to make temperature fuse realize with the dismouting of protected circuit quick through quick connect terminal group.

Drawings

Fig. 1 is a perspective exploded view of a fast-connecting thermal fuse according to a first embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a fast-connect thermal fuse according to a first embodiment of the present utility model;

FIG. 3 is a schematic diagram showing a first example of a cylindrical second pin of a fast-connect thermal fuse;

FIG. 4 is a schematic illustration showing an arc-shaped riveted second pin of a fast-connecting temperature fuse according to an embodiment of the present utility model;

FIG. 5 is a perspective exploded view of a fast-connect thermal fuse according to a second embodiment of the present utility model; description of the reference numerals:

1. a housing; 11. a cover body; 12. a lower housing; 2. a first pin; 3. a temperature sensing body; 4. a second pin; 5. a quick-connect terminal group; 51. a first quick connect terminal; 52. a second quick connect terminal; 6. and (3) a fusing aid.

Detailed Description

In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.

From the above description, the beneficial effects of the utility model are as follows: through setting up quick connect terminal group at the tip of temperature fuse's extraction pin access circuit, wherein, can only set up a set of quick connect terminal group at one of two pins, another pin is direct to be fixedly connected with protected circuit, also can all set up quick connect terminal group on two pins, quick connect terminal group sets up to quick detach complex male and female end form, and wherein one end fixed connection is on the pin, and the other end is connected with protected circuit to make temperature fuse realize with the dismouting of protected circuit quick through quick connect terminal group.

As can be seen from the above description, when the other pin of the thermal fuse is provided in a fixed connection type, the second pin may be provided in a flat plate shape, a cylindrical shape, or an arc-shaped rivet shape so as to be connected to the protected circuit.

As can be seen from the above description, the first quick-connect terminal may be configured as a circular tube with a larger inner diameter, and the second quick-connect terminal may be configured as a circular tube with an outer diameter exactly matching the inner diameter of the first quick-connect terminal for insertion installation, so that the second quick-connect terminal may be directly inserted into the first quick-connect terminal to achieve quick connection.

As can be seen from the above description, the first quick-connect terminal may be configured as a square quick-connect socket having a conductive sheet therein, the second quick-connect terminal may be configured as an elastic clip, i.e., a flat-opening sheet-like structure with opposite elastic extrusion, and the second quick-connect terminal may be inserted into the first quick-connect terminal to achieve quick connection.

As is apparent from the above description, the case of the thermal fuse is provided in a structure that is open at one side and sealed by the cover, which facilitates assembly of the thermal fuse, and the cover can seal the opening of the lower case by sealing resin.

As can be seen from the above description, the temperature sensing body is provided with a fusing assistant agent to assist the fusing of the temperature sensing body.

Referring to fig. 1 to 4, a first embodiment of the present utility model is as follows:

a fast-connection temperature fuse comprises a shell 1, a first pin 2, a temperature sensing body 3, a second pin 4 and a fast-connection terminal group 5. The housing 1 includes a lid 11 and a lower case 12, the lower case 12 has a groove shape with one side open, and the lid 11 seals the opening of the lower case 12 with sealing resin to form a hermetically-housed cavity. The quick-connect terminal group 5 includes a first quick-connect terminal 51 and a second quick-connect terminal 52.

As shown in fig. 1, the terminal of the first quick-connect terminal 51 is connected to the protected line, and the terminal of the second quick-connect terminal 52 is electrically connected to one end of the first pin 2. As shown in fig. 2, the other end of the first pin 2 is bent and inserted into the lower housing 12 and connected with the temperature sensing body 3, the one end of the second pin 4 is bent and inserted into the lower housing 12 and connected with the temperature sensing body 3, and the fusing assistant 6 is arranged on the temperature sensing body 3. The other end of the second pin 4 is flat and can be tightly fixed and connected with a protected circuit. The end that first quick-connect terminal 51 connects soon sets up to the great tubulose of internal diameter, and the second quick-connect terminal 52 sets up to the external diameter and the end that first quick-connect terminal 51 connects soon sets up to the tubulose of internal diameter matching, and the second quick-connect terminal 52 inserts in the first quick-connect terminal 51, and the cooperation forms male and female end, but the realization quick plug connects.

In other equivalent embodiments, as shown in fig. 3 and 4, the other end of the second pin 4 may be provided in a cylindrical shape or an arc-shaped riveted shape, or the other end of the second pin 4 may be connected to a group of quick-connect terminal groups 5, so that the temperature fuse is symmetrically configured to be connected to the first quick-connect terminal 51, and also to be connected to the second quick-connect terminal 52.

When the temperature sensing body 3 is heated to reach the melting point, the temperature sensing body 3 is melted, contracted and disconnected, the passage between the first pin 2 and the second pin 4 is disconnected, and the circuit is cut off.

Referring to fig. 5, a second embodiment of the present utility model is as follows:

a fast-connect thermal fuse, according to one embodiment, differs in that: the first quick-connect terminal 51 of the quick-connect terminal set 5 is a quick-connect socket with square outline, the second quick-connect terminal 52 is provided as an elastic clamping piece, that is, has a flat opening sheet structure pressed elastically in opposite directions, and the second quick-connect terminal 52 is inserted into the first quick-connect terminal 51 to realize quick connection.

In other equivalent embodiments, the first and second quick connect terminals 51, 52 may be other quick connect mating shapes.

In summary, according to the fast-connection temperature fuse provided by the utility model, the fast-connection terminal group is arranged at the end part of the lead-out pin access line of the temperature fuse, and the fast-connection terminal group is arranged in the form of the male and female ends of the fast-connection terminal group in a fast-disassembly fit manner, so that the fast-connection temperature fuse meets the fast-installation requirement, and can play a role in overheat protection on heating caused by poor contact and the like of the fast-connection connector.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims

1. The utility model provides a but quick connect's temperature fuse, includes first pin, temperature sensing body and the second pin that electric connection in proper order, its characterized in that still includes quick connect terminal group, quick connect terminal group includes assorted and can the first quick connect terminal and the second quick connect terminal of electric connection each other, first quick connect terminal is used for being connected with protected object electricity, first pin and/or the second pin with the second quick connect terminal electricity is connected.

2. The quick connect thermal fuse according to claim 1, wherein an end of said second pin remote from said temperature sensing body is fixedly connected to a protected circuit.

3. The quick connect temperature fuse of claim 2, wherein the end of the second pin fixedly connected to the protected circuit is in a flat plate shape, a cylindrical shape or an arc riveting shape.

4. The quick connect thermal fuse of claim 1, wherein said first and second quick connect terminals are tubular and said first quick connect terminal is sleeved on said second quick connect terminal.

5. The quick connect thermal fuse according to claim 1, wherein said first quick connect terminal is a quick connect socket, said second quick connect terminal is a resilient clip, and said second quick connect terminal is inserted into said first quick connect terminal.

6. The quick connect temperature fuse of claim 1, further comprising a housing having a receiving cavity, the temperature sensing body being disposed within the housing.

7. The quick connect thermal fuse according to claim 6, wherein said housing comprises a cover plate and a lower housing, said lower housing opening to one side, said temperature sensing body disposed in said lower housing, said cover plate sealingly disposed in said lower housing opening.

8. A quick connect thermal fuse according to claim 6, wherein a fusing assisting agent is disposed within said housing adjacent said temperature sensing body.