CN220189487U - Change-over switch with high on-current capability - Google Patents
Change-over switch with high on-current capability Download PDFInfo
- Publication number
- CN220189487U CN220189487U CN202321076205.9U CN202321076205U CN220189487U CN 220189487 U CN220189487 U CN 220189487U CN 202321076205 U CN202321076205 U CN 202321076205U CN 220189487 U CN220189487 U CN 220189487U
- Authority
- CN
- China
- Prior art keywords
- block
- electrode
- area contact
- switch
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model discloses a transfer switch with high current switching-on capability, which comprises a switch main body, wherein a control handle is penetrated and rotated at the top position of the switch main body, a high-current conducting structure is arranged at the bottom wall position in the switch main body, the high-current conducting structure comprises two symmetrically arranged insulating frames, large-area contact poles are fixedly connected with the upper surface positions of the two insulating frames in an embedded manner, a first electrode block is slidingly connected at the inner side position of the large-area contact poles, and a top insulating block is fixedly connected at the top position of the first electrode block. According to the utility model, the first electrode block with the wavy outer side and the large-area contact electrode with the wavy inner side are arranged, so that the contact range of the first electrode block and the large-area contact electrode is wider, the current resistance of the switch is greatly improved, and the service life of the switch is prolonged.
Description
Technical Field
The utility model relates to the technical field of switches, in particular to a change-over switch with high current switching-on capability.
Background
The switch is an electronic component for connecting or isolating a circuit and is used for controlling the on-off or switching of electrical equipment. Common switches include manual switches, foot switches, automatic switches, and the like. Can be divided into single pole single throw according to the functions and the application range single pole double throw, double pole double throw, etc.
Wherein, the single pole single throw switch is the simplest switch form, and has only one contact and two states (on and off); the single-pole double-throw switch is provided with a common interface, and different outputs can be selected through rotation; the double-pole double-throw switch is provided with two groups of public interfaces, and can simultaneously control the on-off of two circuits.
The type of the switch is determined according to the current in the circuit and the rated current born by the switch, so that the switch is prevented from being damaged by overload in the use process. In addition, factors such as the use environment and the installation mode of the switch need to be considered.
In the prior art, most of switch contacts are made of copper materials, and an electric spark effect can occur at the moment of electrifying the switch, so that electric shock melting can be caused when the current is overlarge, the switch is damaged, and the high-current tolerance capability is low.
Disclosure of Invention
The utility model aims to solve the technical problems that in the prior art, the switch contacts are mostly made of copper materials, the switch can generate an electric spark effect at the moment of electrifying, and when the current is overlarge, electric shock melting can be caused, so that the switch is damaged, and the high-current tolerance capability is low.
In order to solve the technical problems, the utility model adopts a technical scheme that: the change-over switch with high current switching-on capability comprises a switch main body, wherein a control handle penetrates through and rotates at the top of the switch main body, and a high-current conducting structure is arranged at the bottom of the switch main body;
the high-current conducting structure comprises two symmetrically arranged insulating frames, the upper surface positions of the two insulating frames are inlaid and fixedly connected with large-area contact poles, the inner side positions of the large-area contact poles are slidably connected with first electrode blocks, and the top positions of the first electrode blocks are fixedly connected with top insulating blocks.
Through the technical scheme, the insulating frame avoids the condition that the position of the switch main body is electrified to cause short circuit or electric shock, and the first electrode block is contacted with the large-area contact electrode at the corresponding position.
The utility model further provides that the first electrode block and the large-area contact electrode are made of copper materials, the outer wall of the first electrode block is arranged in a wave shape, and the size and shape of the outer contour of the first electrode block are consistent with those of the inner contour of the large-area contact electrode.
Through above-mentioned technical scheme, copper material conductivity is good, and is the area of contact that the wave set up can greatly increased first electrode piece and large tracts of land contact pole, makes its current-resistant ability improve greatly.
The utility model further provides that the insulating frame and the top insulating block are both ceramic materials.
Through the technical scheme, the ceramic material has good insulation effect.
The utility model further provides that the side wall positions of the first electrode block and the large-area contact electrode are fixedly connected with the wire connector in a welding mode, and the wire connector is electrically connected with the corresponding first electrode block and the large-area contact electrode.
Through the technical scheme, the first electrode block at the switch position can be connected with the anode and the cathode of the power supply through the wire connector, and the large-area contact electrode is connected with a corresponding electrical appliance.
The utility model is further characterized in that a plurality of uniformly distributed reset springs are fixedly connected to the lower surface of the top insulating block, and one end, far away from the top insulating block, of each reset spring is fixedly connected with the inner bottom wall of the switch main body.
The utility model is further arranged that one end of the control handle, which is positioned in the switch main body, is rotationally connected with the center position of the upper surface of the top insulating block.
The utility model is further arranged that the part of the control handle in the switch main body is fixedly connected with a limit adjusting block, and the size and shape of the limit adjusting block are consistent with those of the penetrating adjusting groove.
The beneficial effects of the utility model are as follows:
according to the utility model, the first electrode block with the wavy outer side and the large-area contact electrode with the wavy inner side are arranged, so that the contact range of the first electrode block and the large-area contact electrode is wider, the current resistance of the switch is greatly improved, and the service life of the switch is prolonged.
Drawings
FIG. 1 is a schematic perspective view of a transfer switch with high on-current capability according to the present utility model;
FIG. 2 is a side cross-sectional view of a high on-current diverter switch according to the present utility model;
FIG. 3 is a schematic diagram of the internal structure of a switch with high on-current capability according to the present utility model;
fig. 4 shows a large-area contact of a transfer switch with high on-current capability according to the present utility model.
In the figure: 1. a switch main body; 2. penetrating the adjusting groove; 3. a control handle; 4. a limit adjusting block; 5. a top insulating block; 6. a first electrode block; 7. an insulating frame; 8. a return spring; 9. a large area contact electrode; 10. a wire connector.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1, 2, 3 and 4, a change-over switch with high current switching-on capability comprises a switch main body 1, a control handle 3 is penetrated and rotated at the top of the switch main body 1, a limit adjusting block 4 is fixedly connected to the part of the control handle 3 in the switch main body 1, and the size and shape of the limit adjusting block 4 are consistent with those of a penetrating adjusting groove 2.
One end of the control handle 3 is positioned in the switch main body 1 and is rotationally connected with the central position of the upper surface of the top insulating block 5, a heavy current conducting structure is arranged at the position of the inner bottom wall of the switch main body 1, the heavy current conducting structure comprises two insulating frames 7 which are symmetrically arranged, and the insulating frames 7 and the top insulating block 5 are made of ceramic materials.
The upper surface positions of the two insulating frames 7 are inlaid and fixedly connected with large-area contact poles 9, the inner side positions of the large-area contact poles 9 are slidably connected with first electrode blocks 6, the side wall positions of the first electrode blocks 6 and the large-area contact poles 9 are fixedly connected with wire connectors 10 in a welded mode, and the wire connectors 10 are electrically connected with the corresponding first electrode blocks 6 and the large-area contact poles 9.
The first electrode block 6 and the large-area contact electrode 9 are made of copper materials, the outer wall of the first electrode block 6 is in wave-shaped arrangement, and the size and shape of the outer contour of the first electrode block 6 are consistent with those of the inner contour of the large-area contact electrode 9.
The top position of the first electrode block 6 is fixedly connected with a top insulating block 5, the lower surface position of the top insulating block 5 is fixedly connected with a plurality of evenly distributed reset springs 8, and one end, far away from the top insulating block 5, of each reset spring 8 is fixedly connected with the inner bottom wall of the switch main body 1.
When the switch is used, the control handle 3 is rotated to align the limit adjusting block 4 with the penetrating adjusting groove 2, the top insulating block 5 is pushed upwards under the action of the reset spring 8, the first electrode block 6 is separated from the large-area contact electrode 9, the switch is opened, the control handle 3 is pressed downwards, the reset spring 8 is compressed, the first electrode block 6 is inserted with the large-area contact electrode 9, the power is supplied, and the control handle 3 is rotated, so that the limit adjusting block 4 is rotated to the position below the inner top wall of the switch main body 1, and the switch can be kept closed.
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 structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A transfer switch with high on-current capability, comprising a switch body (1), characterized in that: a control handle (3) penetrates through the top of the switch main body (1), and a high-current conducting structure is arranged at the inner bottom wall of the switch main body (1);
the high-current conducting structure comprises two symmetrically arranged insulating frames (7), a large-area contact electrode (9) is fixedly connected to the upper surface positions of the two insulating frames (7) in an embedded mode, a first electrode block (6) is connected to the inner side position of the large-area contact electrode (9) in a sliding mode, and a top insulating block (5) is fixedly connected to the top position of the first electrode block (6);
the high-voltage power supply is characterized in that the first electrode block (6) and the large-area contact electrode (9) are made of copper materials, the outer wall of the first electrode block (6) is arranged in a wave shape, and the size and shape of the outer contour of the first electrode block (6) are consistent with the size and shape of the inner contour of the large-area contact electrode (9).
2. A high on-current transfer switch according to claim 1, wherein: the insulating frame (7) and the top insulating block (5) are both made of ceramic materials.
3. A high on-current transfer switch according to claim 1, wherein: the side wall positions of the first electrode block (6) and the large-area contact electrode (9) are fixedly connected with a wire connector (10) in a welding mode, and the wire connector (10) is electrically connected with the corresponding first electrode block (6) and the large-area contact electrode (9).
4. A high on-current transfer switch according to claim 1, wherein: the upper surface position fixedly connected with a plurality of evenly distributed reset springs (8) of top insulating block (5), a plurality of reset springs (8) keep away from top insulating block (5) one end and switch main part (1) interior bottom fixed connection.
5. A high on-current transfer switch according to claim 1, wherein: one end of the control handle (3) positioned in the switch main body (1) is rotationally connected with the center position of the upper surface of the top insulating block (5).
6. A high on-current transfer switch according to claim 1, wherein: the part of the control handle (3) positioned in the switch main body (1) is fixedly connected with a limit adjusting block (4), and the size and shape of the limit adjusting block (4) are consistent with those of the through adjusting groove (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321076205.9U CN220189487U (en) | 2023-05-08 | 2023-05-08 | Change-over switch with high on-current capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321076205.9U CN220189487U (en) | 2023-05-08 | 2023-05-08 | Change-over switch with high on-current capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189487U true CN220189487U (en) | 2023-12-15 |
Family
ID=89114967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321076205.9U Active CN220189487U (en) | 2023-05-08 | 2023-05-08 | Change-over switch with high on-current capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189487U (en) |
-
2023
- 2023-05-08 CN CN202321076205.9U patent/CN220189487U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220189487U (en) | Change-over switch with high on-current capability | |
| CN101430973A (en) | Direct current switch arc suppressor | |
| CN209804544U (en) | Outdoor permanent magnet circuit breaker with manual switching-on and switching-off function | |
| CN204706509U (en) | A kind of flexible connection structure of thermoplastic plastic pole | |
| CN114783816B (en) | Circuit breaker | |
| CN206628399U (en) | A kind of strong high voltage isolator moving contact of contact performance | |
| CN203026386U (en) | Safe high-voltage current direction converter | |
| CN212625326U (en) | Multifunctional toggle switch | |
| CN206225271U (en) | On-load switch | |
| CN205230943U (en) | Multi -functional magnetic -type switch | |
| CN219085865U (en) | Double-circuit power master switch for controlling positive and negative poles of automobile storage battery | |
| CN211150404U (en) | Linkage grounding safety device after column switch is disconnected | |
| CN111525316A (en) | Intelligent power on-off electric socket mechanism device based on sensing monitoring | |
| CN200944368Y (en) | Press-fitted structure of self-support contact finger | |
| CN113539732B (en) | Push-pull outdoor isolating switch | |
| CN220439421U (en) | Novel ground loop conductive structure | |
| CN203055773U (en) | Three-position vacuum interrupter | |
| CN111584287B (en) | Single-pole double-throw low-voltage switch | |
| CN204720378U (en) | A kind of sealing insulating polar pole of miniaturization | |
| CN201197053Y (en) | Ultra-high voltage opening type combined electrical apparatus | |
| CN220439479U (en) | Three-phase isolating switch | |
| CN219610301U (en) | High-current conductive dynamic connection structure for fast switch | |
| CN216698202U (en) | Indoor high-voltage isolating switch | |
| CN212571768U (en) | Switch cabinet stable in operation | |
| CN211628900U (en) | Switch and socket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |