CN219658594U - Open-type knife switch - Google Patents
Open-type knife switch Download PDFInfo
- Publication number
- CN219658594U CN219658594U CN202321276661.8U CN202321276661U CN219658594U CN 219658594 U CN219658594 U CN 219658594U CN 202321276661 U CN202321276661 U CN 202321276661U CN 219658594 U CN219658594 U CN 219658594U
- Authority
- CN
- China
- Prior art keywords
- wiring board
- base
- knife switch
- open
- outgoing
- 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 abstract description 13
- 229910052802 copper Inorganic materials 0.000 abstract description 11
- 239000010949 copper Substances 0.000 abstract description 11
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model belongs to the technical field of knife switches, and discloses an open-type knife switch which comprises a handle, a base, an incoming wiring board, a circular contact spring, a moving contact and an outgoing wiring board, wherein the incoming wiring board and the outgoing wiring board are respectively fixed on the base, the circular contact spring is clamped on the incoming wiring board, one end of the moving contact is fixed on the handle, and the other end of the moving contact is fixedly connected with the outgoing wiring board through a screw or a rivet; according to the utility model, through hollowing out the two sides of the matching limit positions of the base, the incoming line wiring board and the outgoing line wiring board, the contact with the wiring board can be reduced, the heat dissipation is facilitated, and the problem that the traditional knife switch base is not beneficial to heat dissipation due to the fact that the traditional knife switch base is used for fully wrapping the two sides of the copper piece fixing position is solved; through direct about lid wiring screw department, be convenient for the wiring screw take out and put into, can not tear open the lid wiring, solved traditional knife switch and need tear open the lid wiring, the operation is more complicated, needs the problem that professional field personnel just can operate.
Description
Technical Field
The utility model belongs to the technical field of knife switches, and particularly relates to an open type knife switch.
Background
Knife switches, also known as blades, are commonly used for low voltage circuits, which do not require frequent switching off and closing, and which cannot operate at rated voltages at currents exceeding rated values. Knife switches are used primarily as isolated power supplies to ensure circuit and equipment maintenance, and are not typically used to switch on or off the operating current of the motor.
However, the structure of the copper part in the traditional knife switch is slightly complicated, the processing complexity is higher, and the cost control and batch processing are not facilitated; the traditional knife switch base is used for fully wrapping the two sides of the fixed position of the copper piece, so that heat dissipation is not facilitated; the conventional knife switch needs to be disassembled and wired, and the operation is complex, so that the operation can be performed by a professional field, and therefore, an open type knife switch is needed to solve the above problems.
Disclosure of Invention
The utility model aims to provide an open type knife switch so as to solve the problems that the structure of a copper part in the traditional knife switch provided in the background art is slightly complicated, the processing complexity is high, and the cost control and batch processing are not facilitated; the traditional knife switch base is used for fully wrapping the two sides of the fixed position of the copper piece, so that heat dissipation is not facilitated; the traditional knife switch needs to be disassembled and wired, is complex to operate, and needs the problem that the professional field personnel can only operate.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an open-type knife switch, includes handle, base, inlet wire wiring board, circular contact spring, moving contact and wire outgoing wiring board, the inlet wire wiring board with the wire outgoing wiring board is fixed respectively on the base, circular contact spring card is on the wire incoming wiring board, the one end of moving contact is fixed on the handle, and the other end passes through screw or rivet fixed connection with wire outgoing wiring board.
Preferably, a cover is fixed on the base.
Preferably, the base is provided with a limiting boss.
Through the technical scheme, the following technical effects can be achieved: the limiting boss is used for limiting the round contact spring, so that the cost and the processing complexity of the copper material are reduced.
Preferably, the wiring screw of the incoming wiring board and the outgoing wiring board adopt a straight board design.
Through the technical scheme, the following technical effects can be achieved: the straight plate design can reduce the cost and the processing complexity of the copper material.
Preferably, the base is hollowed out at two sides of the limit position of the base, the incoming line wiring board and the outgoing line wiring board.
Through the technical scheme, the following technical effects can be achieved: the hollowing of the two sides can reduce the contact with the wiring board, thereby being more convenient for heat dissipation.
Preferably, the cover wiring screw is vertically through.
Through the technical scheme, the following technical effects can be achieved: the upper and lower straight-through is convenient for the wiring screw to take out and put in, and the cover can not be disassembled for wiring.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses an open type knife switch.
1. According to the utility model, the limiting boss is designed on the base and is used for limiting the round contact spring, so that the cost and the processing complexity of copper materials are reduced; through the wiring board of inlet wire wiring board and the wiring screw department of wiring board of being qualified for next round of competitions adopts straight board design, can reduce copper product cost and processing complexity, and the traditional knife switch inner structure of having solved is showing slightly complicacy, and copper product cost and processing complexity are higher, are unfavorable for batch processing's problem
2. According to the utility model, through hollowing out the two sides of the base, the wire inlet wiring board and the wire outlet wiring board matched limit positions, the contact with the wiring board can be reduced, the heat dissipation is facilitated, and the problem that the traditional knife switch base is not beneficial to heat dissipation due to the fact that the base is used for fully wrapping the two sides of the copper piece fixing position is solved.
3. The cover wiring screw is vertically and directly connected, so that the wiring screw is convenient to take out and put in, the cover wiring can not be detached, and the problems that the traditional knife switch needs to be detached and wired, is complex in operation and needs to be operated by personnel in the professional field are solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of a front view of a proposed structure of the present utility model;
FIG. 3 is a schematic diagram of the on state of the circuit according to the present utility model;
fig. 4 is a schematic diagram of a circuit breaking state according to the present utility model.
In the figure: 1. a handle; 2. a base; 3. a wire inlet wiring board; 4. a circular contact spring; 5. a moving contact; 6. an outgoing line wiring board; 7. and a cover.
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, the present utility model provides a technical solution:
the utility model provides an open-type knife switch, includes handle 1, base 2, inlet wire wiring board 3, circular contact spring 4, moving contact 5 and wire outgoing wiring board 6, and inlet wire wiring board 3 and wire outgoing wiring board 6 are fixed respectively on base 2, and circular contact spring 4 card is on inlet wire wiring board 3, and moving contact 5's one end is fixed on handle 1, and the other end passes through screw fixed connection with wire outgoing wiring board 6.
In this embodiment, the cover 7 is preferably fixed to the base 2.
In this embodiment, the base 2 is preferably provided with a limiting boss.
In this embodiment, it is preferable that the wire screws of the wire inlet wiring board 3 and the wire outlet wiring board 6 are in a straight board design.
In this embodiment, preferably, the base 2 is hollowed out on two sides of the position where the incoming wiring board 3 and the outgoing wiring board 6 are matched and limited.
In this embodiment, the connection screw of the cover 7 is preferably connected vertically.
The working principle and the using flow of the utility model are as follows: the operating handle 1 of the operating personnel rotates around a fixed point of the wire outgoing wiring board 6 with the moving contact 5, so that the moving contact 5 is connected with and disconnected from the wire incoming wiring board 3, and a circuit is connected with and disconnected from the wire incoming wiring board 3, the circular contact spring 4 is used for clamping the moving contact 5 and the wire incoming wiring board 3, a limiting boss is arranged on the base 2 for limiting the circular contact spring 4, the copper cost and the processing complexity are reduced, the wire incoming wiring board 3 and the wire outgoing wiring board 6 are designed by adopting a straight board, the copper cost and the processing complexity can be reduced, and the two sides of the limit position of the base 2, the wire incoming wiring board 3 and the wire outgoing wiring board 6 are hollowed out, so that the contact with the wiring board is reduced, the heat dissipation is facilitated.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an open-type knife switch, includes handle (1), base (2), inlet wire wiring board (3), circular contact spring (4), moving contact (5) and wire outlet wiring board (6), its characterized in that, inlet wire wiring board (3) with wire outlet wiring board (6) are fixed respectively on base (2), circular contact spring (4) card is on inlet wire wiring board (3), the one end of moving contact (5) is fixed on handle (1), and the other end passes through screw fixed connection with wire outlet wiring board (6).
2. An open-type knife switch according to claim 1, characterized in that the base (2) is fixed with a cover (7).
3. An open-type knife switch according to claim 1, characterized in that the base (2) is fitted with a limit boss.
4. An open-type knife switch according to claim 1, characterized in that the connection screws of the incoming connection board (3) and the outgoing connection board (6) are of a straight board design.
5. An open-type knife switch according to claim 1, wherein the base (2) is hollowed out on both sides of the limit positions of the base, the incoming line wiring board (3) and the outgoing line wiring board (6).
6. An open knife switch according to claim 2, characterized in that the cap (7) is straight-through up and down at the junction screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276661.8U CN219658594U (en) | 2023-05-25 | 2023-05-25 | Open-type knife switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276661.8U CN219658594U (en) | 2023-05-25 | 2023-05-25 | Open-type knife switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219658594U true CN219658594U (en) | 2023-09-08 |
Family
ID=87854515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321276661.8U Active CN219658594U (en) | 2023-05-25 | 2023-05-25 | Open-type knife switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219658594U (en) |
-
2023
- 2023-05-25 CN CN202321276661.8U patent/CN219658594U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |