CN216213235U

CN216213235U - Waterproof self-recovery fuse

Info

Publication number: CN216213235U
Application number: CN202122432141.9U
Authority: CN
Inventors: 刘红胜; 廖家星
Original assignee: Shenzhen Guanruida Electronic Technology Co ltd
Current assignee: Shenzhen Guanruida Electronic Technology Co ltd
Priority date: 2021-10-10
Filing date: 2021-10-10
Publication date: 2022-04-05
Anticipated expiration: 2031-10-10

Abstract

The utility model discloses a waterproof self-recovery fuse, which comprises two mounting frames, wherein a fuse body is mounted on one side of the inner wall of each mounting frame, pins are mounted on two sides of the fuse body, the bottom ends of the pins penetrate through the mounting frames, the bottom ends of the pins extend to the outer parts of the mounting frames, a fixed cylinder is fixedly connected to the bottom end of each mounting frame, a movable cylinder is movably connected to the bottom end of the inner wall of the fixed cylinder, sliding grooves are formed in two sides of the inner wall of the fixed cylinder, sliding blocks are fixedly connected to two sides of the movable cylinder, the sliding blocks are connected to the inner parts of the sliding grooves in a sliding mode, a through hole is formed in one side of each mounting frame, a movable rod is movably connected to the inner part of the through hole, and a pull plate is fixedly connected to one side of the movable rod; according to the utility model, the pins can be prevented from being water-proof when being installed by matching the fixed cylinder and the movable cylinder with the sliding groove, the sliding block and the return spring, so that the short circuit of the fuse caused by water encountering the pins is prevented.

Description

Waterproof self-recovery fuse

Technical Field

The utility model relates to the technical field of self-recovery fuses, in particular to a waterproof self-recovery fuse.

Background

A self-restoring fuse is an overcurrent electronic protection element, and is formed by doping a conductive particle material into a high-molecular organic polymer under the conditions of high pressure, high temperature and vulcanization reaction and processing through a special process.

At present, when installing the fuse, there is not waterproof construction for it is possible inside steam or the drop of water that gets into, especially in south plum rain weather, steam is likely to appear on the circuit board, when appearing steam on the fuse, and the fuse meets the water back short circuit of appearing easily, makes the circuit board can not work, and at the in-process of installing the pin, also can not be waterproof to the part of pin, consequently, need design a waterproof formula self-resuming fuse and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a waterproof self-recovery fuse.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a waterproof self-recovery fuse comprises two mounting frames, wherein a fuse body is mounted on one side of the inner wall of each mounting frame, pins are mounted on two sides of the fuse body, the bottom ends of the pins penetrate through the mounting frames and extend to the outer portions of the mounting frames, a fixed cylinder is fixedly connected to the bottom end of each mounting frame, a movable cylinder is movably connected to the bottom end of the inner wall of the fixed cylinder, sliding grooves are formed in two sides of the inner wall of the fixed cylinder, sliding blocks are fixedly connected to two sides of the movable cylinder and are slidably connected to the inner portions of the sliding grooves, a through hole is formed in one side of each mounting frame, a movable rod is movably connected to the inner portion of each through hole, a pull plate is fixedly connected to one side of each movable rod, water retaining cotton is fixedly connected to the other side of each movable rod, one side of the water retaining cotton is attached to the inner wall of each mounting frame, and moving grooves are formed in the two mounting frames, the inside swing joint of shifting chute has the stopper, two one side fixedly connected with carriage release lever between the stopper.

Furthermore, one side of the inner wall of the mounting frame is fixedly connected with memory cotton, and the memory cotton is attached to the fuse body.

Furthermore, the top end of the sliding block is fixedly connected with a return spring, and the top end of the return spring is fixedly connected with the inner wall of the sliding groove.

Furthermore, the inner wall of the movable cylinder is fixedly connected with a water absorption sponge, and the water absorption sponge is attached to the pins.

Furthermore, the other side of the limiting block is fixedly connected with a strong spring, and one side of the strong spring is fixedly connected with the inner wall of the moving groove.

Furthermore, one side of the mounting frame is fixedly connected with a pull handle.

The utility model has the beneficial effects that:

1. through installing frame and movable rod, cooperation arm-tie and manger plate are cotton for can prevent that the drop of water from entering into the inside of installing frame, thereby lead to the fuse body to meet the water short circuit, through a fixed section of thick bamboo and a movable section of thick bamboo, cooperation spout, slider and reset spring, make when installing the pin, can waterproof to the pin, thereby prevent that water from meeting the pin, lead to the fuse short circuit.

2. Through installing frame and shifting chute, cooperation powerful spring and carriage release lever for can be convenient install two installing frames and fix, thereby conveniently install the fuse body, through the installing frame, cooperation memory is cotton, makes can be convenient fix the fuse body.

3. Through the installing frame, the handle is drawn in the cooperation for can be convenient pull open the installing frame, install the fuse body.

Drawings

Fig. 1 is a schematic sectional view of the entire front side of a waterproof self-recovery fuse according to embodiment 1;

fig. 2 is a schematic top sectional view of a mounting frame of the waterproof self-restoring fuse according to embodiment 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic sectional side view of the installation frame of the waterproof self-recovery fuse in embodiment 1;

fig. 5 is a schematic sectional view of the entire front side of a waterproof self-recovery fuse according to embodiment 2.

In the figure: 1-mounting frame, 2-fuse body, 201-pin, 202-memory cotton, 3-fixed cylinder, 301-chute, 4-movable cylinder, 5-slide block, 501-reset spring, 6-water-absorbing sponge, 7-movable rod, 8-pulling plate, 9-water-retaining cotton, 10-movable groove, 11-limiting block, 1101-strong spring, 12-movable rod and 13-pulling handle.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a waterproof self-recovery fuse comprises two installation frames 1, a fuse body 2 is installed on one side of the inner wall of each installation frame 1, pins 201 are installed on two sides of each fuse body 2, the bottom ends of the pins 201 penetrate through the installation frames 1, the bottom ends of the pins 201 extend to the outside of the installation frames 1, a fixed cylinder 3 is fixedly connected to the bottom end of each installation frame 1, a movable cylinder 4 is movably connected to the bottom end of the inner wall of the fixed cylinder 3, sliding grooves 301 are respectively formed in two sides of the inner wall of the fixed cylinder 3, sliding blocks 5 are respectively fixedly connected to two sides of each movable cylinder 4, the sliding blocks 5 are slidably connected to the inside of the sliding grooves 301, a through hole is formed in one side of each installation frame 1, a movable rod 7 is movably connected to the inside of the through hole, a pull plate 8 is fixedly connected to one side of the movable rod 7, and water retaining cotton 9 is fixedly connected to the other side of the movable rod 7, one side of the water retaining cotton 9 is attached to the inner wall of the mounting frame 1, a moving groove 10 is formed in the mounting frame 1, a limiting block 11 is movably connected inside the moving groove 10, and a moving rod 12 is fixedly connected to one side between the limiting blocks 11.

One side fixedly connected with memory cotton 202 of installing frame 1 inner wall, the laminating of memory cotton 202 and fuse body 2 mutually, this structural setting for can be convenient install and fix fuse body 2.

The top fixedly connected with reset spring 501 of slider 5, reset spring 501's top and spout 301 inner wall fixed connection, this structure setting for can promote slider 5, thereby make that movable cylinder 4 can be stable laminate mutually with the electron plate.

The inner wall fixedly connected with of a movable section of thick bamboo 4 sponge 6 that absorbs water, sponge 6 that absorbs water is laminated mutually with pin 201, and this structure sets up for absorb the drop of water of external world, prevent that the drop of water from entering into the inside of installing frame 1.

The other side of the limiting block 11 is fixedly connected with a strong spring 1101, one side of the strong spring 1101 is fixedly connected with the inner wall of the moving groove 10, and the structure is arranged, so that the installation frame 1 can be pulled, and the installation frame 1 is convenient to be combined together.

The working principle is as follows: at first, the staff grasps installing frame 1 and pulls, thereby make powerful spring 1101 stretch, make installing frame 1 open, the staff places the inside of installing frame 1 with fuse body 2, make memory cotton 202 laminate mutually with fuse body 2, and make pin 201 place in suitable position, when having the drop of water to enter into the inside of installing frame 1 outside, can be blockked by manger plate cotton 9, the staff can also grasp arm-tie 8 and pull, thereby make movable rod 7 remove, make manger plate cotton 9 remove about, convenient cleans the drop of water.

When installing pin 201, insert pin 201 when the electronic board is inside to promote a movable section of thick bamboo 4, make a movable section of thick bamboo 4 upwards remove, and a movable section of thick bamboo 4 laminates with the electronic board mutually, thereby make a movable section of thick bamboo 4 drive slider 5 and slide in the inside of spout 301, make reset spring 501 compressed, the convenient carries on waterproofly to pin 201.

Example 2

Referring to fig. 5, a waterproof self-resuming fuse, this embodiment compares in embodiment 1, in order to increase the practicality of this device, one side fixedly connected with of installing frame 1 draws handle 13, this structural setting for the staff can be convenient pull open installing frame 1.

The working principle is as follows: firstly, the staff grasps and draws handle 13 to stimulate, remove installing frame 1, thereby make powerful spring 1101 stretch, make installing frame 1 open, the staff places the inside of installing frame 1 with fuse body 2, make memory cotton 202 laminate with fuse body 2 mutually, and make pin 201 place in suitable position, when having the drop of water to enter into the inside of installing frame 1 outside, can be blockked by manger plate cotton 9, the staff can also grasp arm-tie 8 and stimulate, thereby make movable rod 7 remove, make manger plate cotton 9 remove about, convenient wipe the drop of water.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a waterproof formula self-resuming fuse, includes two installing frames (1), its characterized in that, fuse body (2) are installed to one side of installing frame (1) inner wall, pin (201) are all installed to the both sides of fuse body (2), installing frame (1) is run through to the bottom of pin (201), the bottom of pin (201) extends to the outside of installing frame (1), the bottom fixedly connected with solid fixed cylinder (3) of installing frame (1), the bottom swing joint of solid fixed cylinder (3) inner wall has a movable cylinder (4), spout (301) have all been seted up to the both sides of solid fixed cylinder (3) inner wall, the both sides of movable cylinder (4) all fixedly connected with slider (5), slider (5) sliding connection is in the inside of spout (301), the through-hole has been seted up to one side of installing frame (1), and the inside swing joint of through-hole has movable rod (7), one side fixedly connected with arm-tie (8) of movable rod (7), one side fixedly connected with manger plate cotton (9) in addition of movable rod (7), one side and installing frame (1) inner wall of manger plate cotton (9) are laminated mutually, two shifting chute (10) have been seted up to the inside of installing frame (1), the inside swing joint of shifting chute (10) has stopper (11), two one side fixedly connected with carriage release lever (12) between stopper (11).

2. The waterproof self-recovery fuse according to claim 1, wherein a memory cotton (202) is fixedly connected to one side of the inner wall of the mounting frame (1), and the memory cotton (202) is attached to the fuse body (2).

3. The waterproof self-recovery fuse according to claim 1, wherein a return spring (501) is fixedly connected to the top end of the sliding block (5), and the top end of the return spring (501) is fixedly connected with the inner wall of the sliding groove (301).

4. The waterproof self-recovery fuse according to claim 1, wherein a water-absorbing sponge (6) is fixedly connected to the inner wall of the movable cylinder (4), and the water-absorbing sponge (6) is attached to the pins (201).

5. The waterproof self-recovery fuse according to claim 1, wherein a strong spring (1101) is fixedly connected to the other side of the stopper (11), and one side of the strong spring (1101) is fixedly connected to the inner wall of the moving groove (10).

6. A waterproof self-healing fuse according to claim 1, characterized in that a pull handle (13) is fixedly attached to one side of the mounting frame (1).