CN215120104U

CN215120104U - Thermal release mechanism for surge protector

Info

Publication number: CN215120104U
Application number: CN202121344365.8U
Authority: CN
Inventors: 田金东; 毛森; 徐峰; 密思
Original assignee: Profus Electric Hangzhou Co ltd
Current assignee: Profus Electric Hangzhou Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-10
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a thermal release mechanism for a surge protector, which comprises an equipment shell, a conductive tube, a connecting support, low-temperature soldering tin and a support, wherein one end of the support is fixedly connected with a reset spring, one end of the reset spring, which is far away from the support, is fixedly connected with an insulating sheet, the inside of the insulating sheet is provided with an embedded groove, the inside of the embedded groove is connected with an embedded block, the bottom end of the embedded block is fixedly connected with a connecting rod, the bottom end of the support is fixedly connected with the inside of the equipment shell, the inside of the equipment shell is fixedly connected with the connecting support, one side of the connecting support is provided with an equipment groove, the inside of the equipment groove is connected with the insulating sheet in a sliding way, one end of the insulating sheet penetrates one side of the connecting support, one end of the connecting rod is fixedly connected with a backing plate, and the equipment can be quickly powered off through the matching of the insulating sheet, the embedded block, the connecting rod, the support, the reset spring, the conductive tube and the backing plate, the protection effect is better.

Description

Thermal release mechanism for surge protector

Technical Field

The utility model relates to a protector technical field especially relates to a thermal release mechanism for surge protector.

Background

Surge protector, also called lightning protector, is an electronic device for providing safety protection for various electronic equipment, instruments and meters, communication lines, when peak current or voltage is suddenly generated in an electric loop or a communication line because of external interference, the surge protector can conduct and shunt in a very short time, thereby avoiding damage of surge to other equipment in the loop.

All need use low temperature soldering tin in surge protector's inside, low temperature soldering tin's effect is when the high temperature, and low temperature soldering tin appears melting to make two electrically conductive copper sheets break off, thereby can not conduct electricity again, but the phenomenon that the lotus root disconnected silk even can appear at the in-process that low temperature soldering tin melted, thereby still can make the phenomenon of equipment electric leakage or power supply, the protection effect is not ideal, provides a heat release mechanism for surge protector to this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and propose a heat release mechanism for surge protector, in order to realize above-mentioned purpose, the utility model discloses a following technical scheme: including equipment shell, conductive tube, linking bridge, low temperature soldering tin and support, the one end fixedly connected with reset spring of support, reset spring keeps away from the one end fixedly connected with insulating piece of support, the gomphosis groove has been seted up to the inside of insulating piece, the inside gomphosis in gomphosis groove is connected with the gomphosis piece, the bottom fixedly connected with connecting rod of gomphosis piece, the bottom of support and the inside fixed connection of equipment shell, the inside fixedly connected with linking bridge of equipment shell, the equipment groove has been seted up to one side of linking bridge, the inside and the insulating piece sliding connection in equipment groove to the one end of insulating piece runs through in one side of linking bridge, the one end fixedly connected with backing plate of connecting rod.

Preferably, the bottom of backing plate and the top fixed connection of contact tube, the top fixedly connected with limiting plate of backing plate, curb plate and insulating piece sliding connection, the effect of curb plate is guaranteed the insulating piece and is moved on the level is put when rebounding through reset spring with the insulating piece, guarantees that the insulating piece can be accurate enter into between contact tube and the electrically conductive copper plate.

Preferably, the top fixedly connected with compression spring of limiting plate, the one end fixedly connected with fixed block of limiting plate is kept away from to compression spring, the one end of fixed block and the inner wall fixed connection of equipment enclosure, the fixed block is insulating material and makes, and the condition that can not appear taking place the electric leakage between contact tube and the fixed block like this takes place.

Preferably, the inside fixedly connected with of equipment housing electrically conducts the copper, the welding has low temperature soldering tin between limiting plate and the electrically conductive copper, and low temperature soldering tin can be selected suitable temperature's low temperature soldering tin according to the electric current and the voltage strength of needs protective apparatus.

Preferably, the bottom of linking bridge and the surperficial sliding connection of electric conduction tube, the bottom fixedly connected with wiring mouth of electric conduction tube, the electric conduction tube is fixed inside the equipment shell through limiting plate and compression spring.

Preferably, the top end of the equipment shell is connected with a top plate in a embedded mode, the appearance size of the top plate is matched with the size of the equipment shell, and a side plate is fixedly connected inside the equipment shell.

Preferably, one end of the equipment shell is fixedly connected with a threading pipe, and one end of the threading pipe is fixedly connected with one end of the conductive copper plate.

The utility model discloses possess following beneficial effect at least:

1. the utility model discloses in through the insulating piece, the gomphosis piece, the connecting rod, a support, reset spring, the cooperation of conductive tube and backing plate, after low temperature soldering tin melts, compression spring can rebound and drive the limiting plate and move down, the limiting plate drives the conductive tube and moves down, thereby make the gomphosis piece extract from the insulating piece, the insulating piece no longer receives the restriction, make reset spring work, it passes through the equipment groove to drive the insulating piece, make the insulating piece can launch fast between conductive tube and the conductive copper plate, thereby give the wire drawing that melts low temperature soldering tin and cut off, and the insulating piece that cuts off the wire drawing also can keep apart conductive copper sheet and conductive tube and can not take place the contact, cut off the wire drawing state of low temperature soldering tin at once, can make equipment outage fast like this, the protection effect is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

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

fig. 2 is a schematic view of the first view structure inside the present invention;

FIG. 3 is an enlarged schematic view of the utility model at A;

fig. 4 is a schematic view of the structure of the fitting block of the present invention.

In the figure: 1. an equipment housing; 2. a top plate; 3. a threading tube; 4. a wiring port; 5. a conductive tube; 6. connecting a bracket; 7. an equipment groove; 8. a conductive copper plate; 9. a fixed block; 10. a compression spring; 11. soldering tin at low temperature; 12. a limiting plate; 13. a base plate; 14. an insulating sheet; 15. a connecting rod; 16. a fitting block; 17. a support; 18. a return spring; 19. a side plate; 20. a fitting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a thermal release mechanism for a surge protector, including an equipment housing 1, a conductive tube 5, a connecting support 6, a low-temperature soldering tin 11 and a support 17, one end of the support 17 is fixedly connected with a return spring 18, one end of the return spring 18 far away from the support 17 is fixedly connected with an insulating sheet 14, an embedding groove 20 is provided inside the insulating sheet 14, an embedding block 16 is connected with the embedding inside the embedding groove 20, a connecting rod 15 is fixedly connected with the bottom end of the embedding block 16, the bottom end of the support 17 is fixedly connected with the inside of the equipment housing 1, the connecting support 6 is fixedly connected with the inside of the equipment housing 1, an equipment groove 7 is provided on one side of the connecting support 6, the inside of the equipment groove 7 is slidably connected with the insulating sheet 14, one end of the insulating sheet 14 penetrates one side of the connecting support 6, and a backing plate 13 is fixedly connected with one end of the connecting rod 15.

Optionally, in this embodiment, the bottom end of the backing plate 13 is fixedly connected to the top end of the conductive tube 5, the top end of the backing plate 13 is fixedly connected to the limiting plate 12, the top end of the limiting plate 12 is fixedly connected to the compression spring 10, the compression spring 10 is far away from one end of the limiting plate 12 and is fixedly connected to the fixing block 9, and one end of the fixing block 9 is fixedly connected to the inner wall of the device housing 1.

The inside fixedly connected with of equipment shell 1 leads electrical copper 8, and the welding has low temperature soldering tin 11 between limiting plate 12 and the electrically conductive copper 8, and the bottom of linking bridge 6 and the surperficial sliding connection of current-conducting tube 5, the bottom fixedly connected with wiring mouth 4 of current-conducting tube 5.

The top gomphosis of equipment shell 1 is connected with roof 2, and the overall dimension of roof 2 and the size phase-match of equipment shell 1, the inside fixedly connected with curb plate 19 of equipment shell 1, the one end fixedly connected with threading pipe 3 of equipment shell 1, the one end of threading pipe 3 and the one end fixed connection of electrically conductive copper 8.

The utility model discloses the theory of operation:

first, when the assembly is carried out, the conductive tube 5 and the copper plate are welded by the low-temperature soldering tin 11 to ensure the current to run, then the compression spring 10 and the limit plate 12 are fixed by the conductive tube 5 to keep the compression spring 10 in a state of being compressed all the time, then the insulation sheet 14 is pressed to compress the return spring 18, the embedding groove 20 and the embedding block 16 are embedded and connected, the connecting rod 15 is used for limiting the column embedding block 16, and the insulation sheet 14 is not contacted with the low-temperature soldering tin 11, thus the assembly is completed.

Then when the too big temperature of current-voltage was too high, 11 flourishing fuses of low temperature soldering tin, thereby 11 state rigidity of low temperature soldering tin reduces and can't support the connection of electrically conductive copper 8 and pipe again, so compression spring 10 can trigger, thereby make the electric conduction pipe 5 move down, and can drive connecting rod 15 and limiting plate 12 and move down, make gomphosis piece 16 break away from gomphosis groove 20, thereby contact insulation piece 14's restriction, then 18 work of reset spring can make insulation piece 14 launch the inside to linking bridge 6 fast, thereby the wire drawing state with 11 of low temperature soldering tin is cut off, thereby make the quick outage of equipment, then accomplish the protection to equipment circuit like this.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a heat is taken off and is constructed for surge protector, includes equipment housing (1), current-conducting tube (5), linking bridge (6), low temperature soldering tin (11) and support (17), its characterized in that: one end of the support (17) is fixedly connected with a return spring (18), one end of the return spring (18) far away from the support (17) is fixedly connected with an insulating sheet (14), an embedding groove (20) is arranged in the insulating sheet (14), an embedding block (16) is embedded and connected in the embedding groove (20), the bottom end of the embedding block (16) is fixedly connected with a connecting rod (15), the bottom end of the support (17) is fixedly connected with the inside of the equipment shell (1), the inside of the equipment shell (1) is fixedly connected with a connecting bracket (6), an equipment groove (7) is arranged on one side of the connecting support (6), the inside of the equipment groove (7) is connected with an insulating sheet (14) in a sliding way, and one end of the insulation sheet (14) penetrates through one side of the connecting bracket (6), and one end of the connecting rod (15) is fixedly connected with the base plate (13).

2. A thermal release mechanism for a surge protector device as claimed in claim 1, wherein: the bottom of backing plate (13) and the top fixed connection of electric conduction pipe (5), the top fixed connection of backing plate (13) has limiting plate (12).

3. A thermal release mechanism for a surge protector device according to claim 2, wherein: the top fixedly connected with compression spring (10) of limiting plate (12), one end fixedly connected with fixed block (9) of limiting plate (12) is kept away from compression spring (10), the one end of fixed block (9) and the inner wall fixed connection of equipment shell (1).

4. A thermal release mechanism for a surge protector device according to claim 3, wherein: the inside fixedly connected with of equipment housing (1) electrically conducts copper (8), the welding has low temperature soldering tin (11) between limiting plate (12) and electrically conducts copper (8).

5. A thermal release mechanism for a surge protector device as claimed in claim 1, wherein: the bottom of linking bridge (6) and the surperficial sliding connection of electric tube (5), the bottom fixedly connected with wiring mouth (4) of electric tube (5).

6. A thermal release mechanism for a surge protector device as claimed in claim 1, wherein: the top end of the equipment shell (1) is connected with a top plate (2) in an embedded mode, the overall dimension of the top plate (2) is matched with the dimension of the equipment shell (1), and a side plate (19) is fixedly connected inside the equipment shell (1).

7. A thermal release mechanism for a surge protector device as claimed in claim 1, wherein: one end fixedly connected with threading pipe (3) of equipment shell (1), the one end fixed connection of one end and electrically conductive copper (8) of threading pipe (3).