CN218971708U

CN218971708U - High temperature resistant spring

Info

Publication number: CN218971708U
Application number: CN202320054373.1U
Authority: CN
Inventors: 吴钢; 吴芊亿; 周鹏; 吴汉峰; 郑前进
Original assignee: Zhejiang Yuanhua Spring Technology Co ltd
Current assignee: Zhejiang Yuanhua Spring Technology Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-05
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the field of springs, and discloses a high-temperature-resistant spring, which comprises a contact, wherein two first connectors are fixedly arranged at the upper part of the inner wall of the rear side of the contact, a second connector is fixedly arranged at the lower part of the inner wall of the rear side of the contact, two fixing blocks are fixedly arranged at the middle part of the inner wall of the rear side of the contact, a second spring is fixedly arranged on the outer surface of one side opposite to the two fixing blocks, regulating blocks are fixedly arranged at two ends of the second spring, hooks are fixedly arranged at two ends of the two regulating blocks, and a parallel ring is fixedly arranged at the upper part of the front end of the second spring. In the utility model, the first connector and the second connector are arranged to be beneficial to the adjustment of voltage amplitude and the use of the high-power high-voltage circuit breaker, the induction sheet and the contact of the circuit breaker work simultaneously to indicate the on-off state of the contact, and the induction sheet of the circuit breaker can be used for monitoring current at the moment because the contact of the circuit breaker has large current or high voltage.

Description

High temperature resistant spring

Technical Field

The utility model relates to the field of springs, in particular to a high-temperature-resistant spring.

Background

The spring is a mechanical part working by utilizing elasticity, is generally made of spring steel, is complex and various in types and is divided into a spiral spring, a scroll spring, a plate spring and a special-shaped spring according to the shape, the breaker contacts are important parts of a high-voltage breaker, a switch cabinet and a disconnecting switch, play roles in starting and conducting, the performance of the breaker contacts directly influences the quality and service life of the high-voltage breakers, most breaker contacts at present only have one connector, the adjustment of the voltage amplitude and the use of a high-power high-voltage breaker are inconvenient, the utilization rate is low, the springs installed in the breaker contacts are basically fixedly connected, when the springs are damaged, the springs are difficult to replace, the use is inconvenient for people, the existing springs are single in function, and the conditions of rusting and loosening deformation easily occur after long-time use.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, and provides a high-temperature-resistant spring, which is beneficial to voltage amplitude adjustment and high-power high-voltage circuit breaker use by arranging a first connector and a second connector, wherein an induction piece of the circuit breaker and a contact work simultaneously to indicate the opening and closing state of the contact.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-temperature-resistant spring comprises a contact, wherein two first connectors are fixedly arranged at the upper part of the inner wall of the rear side of the contact, a second connector is fixedly arranged at the lower part of the inner wall of the rear side of the contact, two fixing blocks are fixedly arranged at the middle part of the inner wall of the rear side of the contact, a second spring is fixedly arranged on the outer surface of one side opposite to the fixing blocks, regulating blocks are fixedly arranged at two ends of the second spring, hooks are fixedly arranged at two ends of the regulating blocks, and a combining ring is fixedly arranged at the upper middle part of the front end of the second spring;

through above-mentioned technical scheme, cross setting up first connector and second connector and be favorable to voltage amplitude's regulation and high-power high-voltage circuit breaker to use, the response piece of circuit breaker and contact simultaneous working for instruct the branch of contact and close the state, because the contact of circuit breaker has very big electric current or very high voltage, can not directly be used for monitoring, the response piece of circuit breaker just can be used for monitoring the electric current this time, the second spring is provided with regulating block and couple, when the spring has the damage or wants to change the position, can be quick timely take out and install, people's utilization of being convenient for.

Further, two disassembling screws are fixedly arranged at the upper part of the front end of the contact, and a first spring is fixedly arranged at one side of the two first connectors;

through above-mentioned technical scheme, the setting of dismantling the screw is favorable to the installation of contact, and the setting of first spring is favorable to the electric conduction of contact and response piece.

Further, one side of each of the two first springs is fixedly provided with an iron sheet;

through above-mentioned technical scheme, the setting of iron sheet is favorable to fixed first spring and electrically conductive.

Further, fixing holes are fixedly formed in the two sides of the upper part of the front end of the contact;

through above-mentioned technical scheme, the position that is favorable to fixation nut is provided with to the fixed orifices, makes things convenient for people's dismantlement and installation.

Further, two fixing nuts are arranged in the two fixing holes in a threaded manner;

through above-mentioned technical scheme, fixation nut's setting is favorable to the installation of contact and different circuit breakers, makes things convenient for people to use.

Further, the lower end of the iron sheet is fixedly provided with an induction sheet;

through above-mentioned technical scheme, the voltage range of induction circuit breaker is favorable to responding to the setting up of piece, uses with the contact cooperation.

Further, the upper end of the contact is fixedly provided with a mounting port;

through above-mentioned technical scheme, do benefit to the installation of contact and different circuit breakers, make things convenient for people's dismantlement and installation.

Further, the second spring comprises a spring layer, a wear-resistant layer is fixedly arranged on the outer surface of the spring layer, an anti-corrosion layer is fixedly arranged on the outer surface of the wear-resistant layer, and a high-temperature resistant layer is fixedly arranged on the outer surface of the anti-corrosion layer;

through above-mentioned technical scheme, the wearing layer's that is favorable to improving the wear resistance of spring is provided with, and anticorrosive coating's setting has improved the rust-proof corrosion resistance of spring greatly, and the setting of high temperature resistant layer has improved the heat resistance and the compressive strength of spring.

The utility model has the following beneficial effects:

1. according to the high-temperature-resistant spring, the first connector and the second connector are arranged to be beneficial to voltage amplitude adjustment and high-power high-voltage circuit breaker use, the induction piece and the contact of the circuit breaker work simultaneously to indicate the on-off state of the contact, the contact of the circuit breaker has large current or high voltage and cannot be directly used for monitoring, the induction piece of the circuit breaker can be used for monitoring the current at the moment, the second spring is provided with the regulating block and the hook, and the circuit breaker can be taken out and installed quickly and timely when the spring is damaged or the position of the circuit breaker is required to be replaced.

2. The high-temperature resistant spring provided by the utility model is composed of a high-temperature resistant layer, namely boride, carbide, nitride, silicide, phosphide and sulfide of tungsten, molybdenum, tantalum and zirconium refractory metals and rare earth metals, so that the spring has the advantages of small density, high heat resistance and high compressive strength, and also has an anti-corrosion layer, namely epoxy resin and phenolic resin, so that the anti-rust and anti-corrosion degree of the spring is greatly improved.

Drawings

FIG. 1 is a schematic illustration of an isometric view of a high temperature spring contact according to the present utility model;

FIG. 2 is a schematic axial view of a second spring of the high temperature resistant spring according to the present utility model;

FIG. 3 is a schematic axial view of a first spring of the high temperature resistant spring according to the present utility model;

fig. 4 is an enlarged schematic view of a structure of a high temperature resistant spring according to the present utility model.

Legend description:

1. a contact; 2. a mounting port; 3. disassembling a screw; 4. a fixing nut; 5. a fixing hole; 6. a first connector; 7. a first spring; 8. iron sheet; 9. an induction piece; 10. a second spring; 11. a fixed block; 12. a second connector; 13. an adjusting block; 14. and (3) coiling; 15. a hook; 1001. a high temperature resistant layer; 1002. an anti-corrosion layer; 1003. a wear-resistant layer; 1004. a spring layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the high-temperature-resistant spring comprises a contact 1, wherein two first connectors 6 are fixedly arranged at the middle upper part of the inner wall of the rear side of the contact 1, a second connector 12 is fixedly arranged at the lower part of the inner wall of the rear side of the contact 1, and the arrangement of the first connectors 6 and the second connectors 12 is beneficial to the adjustment of voltage amplitude and the use of a high-power high-voltage circuit breaker;

the fixed two fixed blocks 11 that are provided with in contact 1 rear side inner wall middle part position, the fixed block 11 be provided with be favorable to fixed second spring 10, the fixed second spring 10 that is provided with in relative one side surface mounting of two fixed blocks 11, with contact 1 and response piece 9 cooperation closure and opening use, the fixed regulating block 13 that is provided with in second spring 10 both ends, the position that is favorable to regulating spring of regulating block 13 is provided with, the fixed couple 15 that is provided with in two regulating block 13 both ends, the couple 15 be favorable to convenient succinct taking out and installing spring, the fixed parallel ring 14 that is provided with in upper portion position in second spring 10 front end prevents that elasticity from too big plays the cushioning effect.

The fixed screw 3 that is provided with in contact 1 front end upper portion position, the installation that is favorable to contact 1 of dismantling screw 3 is provided with, two fixed first spring 7 that are provided with in 6 one sides of first connector, the electric conduction that is favorable to contact 1 and response piece 9 of being provided with of first spring 7, two fixed iron sheet 8 that are provided with in 7 one sides of first spring, the fixed orifices 5 have all been offered to the fixed being favorable to fixed first spring 7 and electric conduction of iron sheet 8's being provided with of contact 1 front end upper portion both sides position, the fixed orifices 5 be provided with the position that is favorable to fixation nut 4, two fixation nut 4 are provided with to the internal screw thread of fixed orifices 5, the fixed nut 4 be provided with be favorable to contact 1 and different circuit breaker's installation.

The fixed induction piece 9 that is provided with in iron sheet 8 lower extreme, the voltage range that is favorable to the induction breaker that is provided with of induction piece 9 uses with contact 1 cooperation, contact 1 upper end is fixed to be provided with mounting hole 2, do benefit to the installation of contact 1 and different circuit breakers, make things convenient for people's dismantlement and installation, second spring 10 includes spring layer 1004, spring layer 1004 external surface fixed is provided with wearing layer 1003, be favorable to improving the wear resistance of spring, wearing layer 1003 external surface fixed is provided with anticorrosive coating 1002, the rust-resistant anticorrosive degree of spring has been improved greatly, anticorrosive coating 1002 external surface fixed is provided with high temperature resistant layer 1001, spring density and heat resistance have been improved.

Working principle: after the contact 1 is fixedly installed with the circuit breaker, the circuit breaker is opened and closed through the cooperation of the contact 1, the sensing piece 9 and the spring, and when the second spring 10 is damaged, the second spring 10 can be taken down and installed through the hook 15.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A high temperature resistant spring comprising a contact (1), characterized in that: two first connectors (6) are fixedly arranged at the upper part of the inner wall of the rear side of the contact (1), and a second connector (12) is fixedly arranged at the lower part of the inner wall of the rear side of the contact (1);

the contact (1) rear side inner wall middle part fixed two fixed blocks (11) that are provided with, two fixed block (11) are relative one side fixed surface is provided with second spring (10), second spring (10) both ends are all fixed and are provided with regulating block (13), two regulating block (13) both ends are all fixed and are provided with couple (15), upper portion fixed in position is provided with in second spring (10) front end and closes circle (14).

2. A high temperature resistant spring as set forth in claim 1, wherein: two disassembling screws (3) are fixedly arranged at the upper part of the front end of the contact (1), and a first spring (7) is fixedly arranged at one side of the two first connectors (6).

3. A high temperature resistant spring as set forth in claim 2 wherein: an iron sheet (8) is fixedly arranged on one side of each of the two first springs (7).

4. A high temperature resistant spring as set forth in claim 1, wherein: fixing holes (5) are fixedly formed in two sides of the upper part of the front end of the contact (1).

5. A high temperature resistant spring as set forth in claim 4, wherein: two fixing nuts (4) are arranged in the two fixing holes (5) in a threaded mode.

6. A high temperature resistant spring according to claim 3, wherein: an induction sheet (9) is fixedly arranged at the lower end of the iron sheet (8).

7. A high temperature resistant spring as set forth in claim 1, wherein: the upper end of the contact (1) is fixedly provided with a mounting port (2).

8. A high temperature resistant spring as set forth in claim 1 wherein: the second spring (10) comprises a spring layer (1004), a wear-resistant layer (1003) is fixedly arranged on the outer surface of the spring layer (1004), an anti-corrosion layer (1002) is fixedly arranged on the outer surface of the wear-resistant layer (1003), and a high-temperature-resistant layer (1001) is fixedly arranged on the outer surface of the anti-corrosion layer (1002).