CN210897041U - Dust protected change over switch - Google Patents
Dust protected change over switch Download PDFInfo
- Publication number
- CN210897041U CN210897041U CN201922161476.4U CN201922161476U CN210897041U CN 210897041 U CN210897041 U CN 210897041U CN 201922161476 U CN201922161476 U CN 201922161476U CN 210897041 U CN210897041 U CN 210897041U
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- rotating shaft
- box
- switch
- change
- switch box
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- Expired - Fee Related
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Abstract
The utility model discloses a dustproof change-over switch, which comprises a change-over handle, a change-over head, a switch box, a fixed ring, a sealing ring, a rotating shaft, an insulating fixed box, a static contact and a moving contact, wherein the change-over head is arranged on the switch box, the change-over handle is arranged on the change-over head, the fixed ring is arranged on the switch box, one end of the rotating shaft is arranged on the change-over head, the other end of the rotating shaft penetrates through the switch box and is arranged in the switch box, the sealing ring is arranged on the rotating shaft, the insulating fixed box is arranged in the switch box, the static contact is arranged in the insulating fixed box, the moving contact is arranged on the rotating shaft, the utility model belongs to the technical field of change-over switches, in particular to a dustproof change-over switch, the change-over switch fundamentally avoids dust pollution by arranging multiple protective layers, the cost of the operator is saved.
Description
Technical Field
The utility model belongs to the technical field of change over switch, specifically indicate a dust protected change over switch.
Background
The change-over switch is an electrical appliance for switching over two or more power supplies or loads, the change-over switch is an electrical appliance which is installed in different working occasions according to the requirements of users to carry out operation at various angles so as to achieve the purpose of switching over circuits, however, in some use occasions, dust is more or the change-over switch does not work frequently when being placed in the occasions with more dust for a long time, so that some dust is accumulated in the switch, the switch is not flexible to rotate, the contact of a switch contact is unreliable, and the performance of the switch is influenced, the traditional change-over switch is used for dust prevention, the terminal box is generally improved, a common single-door terminal box is improved into a terminal box with a double-door sealing structure so as to prevent dust or coal ash from entering the change-over switch, however, the double-door terminal box is only used for improving the sealing performance of a box door, and after the box door is opened, and when operation maintenance overhauls the terminal box, will open the chamber door for a long time usually, the change over switch of terminal box inside still can receive the influence of sand blown by the wind dust like this, is unfavorable for change over switch's normal work.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned current difficult problem, the utility model provides a dust protected change over switch makes change over switch fundamentally avoid dust pollution through set up multiple inoxidizing coating on change over switch, has improved change over switch's life, has saved operating personnel's cost.
The utility model adopts the following technical scheme: a dustproof change-over switch comprises a change-over handle, a change-over head, a switch box, a fixed ring, a sealing ring, a rotating shaft, an insulating fixed box, a fixed contact and a moving contact, wherein the change-over head is arranged on the switch box, the change-over handle is arranged on the change-over head, the fixed ring is arranged on the switch box, one end of the rotating shaft is arranged on the change-over head, the other end of the rotating shaft penetrates through the switch box and is arranged inside the switch box, the sealing ring is arranged on the rotating shaft, the insulating fixed box is arranged inside the switch box, the fixed contact is arranged in the insulating fixed box, the moving contact is arranged on the rotating shaft, the fixed ring plays a role in fixing and dust prevention, the switch box plays a role in protection, the rotating shaft can rotate, the insulating fixed box plays a role in insulation and fixing.
Furthermore, threaded holes are formed in the fixing ring, four groups of threaded holes are formed in the threaded holes, and the fixing ring is arranged in a circular shape.
Further, the conversion head is the setting of circular slice, the conversion handle is the setting of cuboid.
Further, the switch box is the setting of cavity type cuboid, insulating fixed box is the setting of cavity case cylinder, the diameter of insulating fixed box is less than the height of switch box, the length of insulating fixed box is less than the length of switch box.
Furthermore, four groups of fixed contacts are arranged, the four groups of fixed contacts are vertically staggered respectively, and the fixed contacts are arranged in a U shape.
Furthermore, four groups of moving contacts are arranged on the rotating shaft in a vertically staggered mode, and the moving contacts are arranged in a U shape.
Furthermore, the rotary bearing is arranged in a cross shape, one end of the rotary shaft penetrating through the switch box is conductive, one end of the rotary shaft connected with the conversion head is nonconductive, and the moving contact is arranged at one end of the rotary shaft which is conductive.
Further, the sealing ring is arranged on the longest diameter of the rotating shaft, the fixed ring is arranged between the rotating shaft and the conversion head, the diameter of the fixed ring is larger than that of the conversion head, the diameter of the conversion head is larger than that of the rotating shaft, and the rotating shaft is arranged between the fixed ring and the switch box.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model provides a dust protected change over switch makes change over switch fundamentally avoid dust pollution through set up multiple inoxidizing coating on change over switch, has improved change over switch's life, has saved operating personnel's cost.
Drawings
Fig. 1 is a schematic view of an overall structure of a dustproof transfer switch of the present invention;
fig. 2 is a half-sectional view of the dust-proof type change-over switch of the present invention.
The device comprises a switch box, a switch handle, a switch head, a switch box, a fixing ring, a sealing ring, a rotating shaft, an insulating fixing box, a fixed contact, a movable contact, a threaded hole and a fixing box, wherein the switch handle is 1, the switch head is 2, the switch head is 3, the switch box is 4, the fixing ring is 5.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments, and the technical features or the connection relations of the present invention, which are not described in detail, are the prior art adopted.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the technical scheme adopted by the utility model is as follows: a dustproof change-over switch comprises a change-over handle 1, a change-over head 2, a switch box 3, a fixed ring 4, a sealing ring 5, a rotating shaft 6, an insulating fixed box 7, a fixed contact 8 and a moving contact 9, wherein the change-over head 2 is arranged on the switch box 3, the change-over handle 1 is arranged on the change-over head 2, the fixed ring 4 is arranged on the switch box 3, one end of the rotating shaft 6 is arranged on the change-over head 2, the other end of the rotating shaft 6 penetrates through the switch box 3 and is arranged in the switch box 3, the sealing ring 5 is arranged on the rotating shaft 6, the insulating fixed box 7 is arranged in the switch box 3, the fixed contact 8 is arranged in the insulating fixed box 7, and the moving contact 9 is arranged on.
Be equipped with screw hole 10 on retainer plate 4, screw hole 10 is equipped with four groups, retainer plate 4 is circular setting.
The conversion head 2 is a circular sheet, and the conversion handle 1 is a cuboid.
The static contacts 8 are provided with four groups, the four groups of static contacts 8 are vertically staggered, and the static contacts 8 are U-shaped.
Four groups of moving contacts 9 are arranged, the four groups of moving contacts 9 are vertically and alternately arranged on the rotating shaft 6, and the moving contacts 9 are arranged in a U shape.
The rotating shaft 6 is arranged in a bearing cross shape, one end of the rotating shaft 6 penetrating through the switch box 3 is conductive, one end of the rotating shaft 6 connected with the conversion head 2 is not conductive, and the moving contact 9 is arranged at one conductive end of the rotating shaft 6.
The sealing ring 5 is arranged on the longest diameter of the rotating shaft 6, the fixing ring 4 is arranged between the rotating shaft 6 and the conversion head 2, the diameter of the fixing ring 4 is larger than that of the conversion head 2, the diameter of the conversion head 2 is larger than the largest diameter of the rotating shaft 6, and the rotating shaft 6 is arranged between the fixing ring 4 and the switch box 3.
When the dustproof change-over switch is used, a user installs the change-over switch and connects a wire, then the user holds the change-over handle 1 to rotate, the change-over handle 1 rotates to drive the change-over head 2 to rotate, the change-over head 2 rotates to drive the rotating shaft 6 to rotate in the switch box 3 and drive the moving contact 9 to rotate together, when the moving contact 9 is contacted with the static contact 8 on the insulating fixed box 7, the electric conduction is started, the current starts to circulate along the rotating shaft 6 and the electric appliance starts to work, when the user needs to adjust different gears, the change-over handle 1 rotates to adjust different gears, at the moment, under the action of the fixed ring 4, the cross-shaped rotating shaft 6 and the sealing ring 5, dust cannot enter the switch box 3 from the air, the dustproof purpose is fundamentally realized, and the dustproof change-over switch is convenient to use.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (8)
1. A dust protected change over switch which characterized in that: the switching device comprises a switching handle, a switching head, a switch box, a fixed ring, a sealing ring, a rotating shaft, an insulating fixed box, a static contact and a moving contact, wherein the switching head is arranged on the switch box, the switching handle is arranged on the switching head, the fixed ring is arranged on the switch box, one end of the rotating shaft is arranged on the switching head, the other end of the rotating shaft penetrates through the switch box and is arranged in the switch box, the sealing ring is arranged on the rotating shaft, the insulating fixed box is arranged in the switch box, the static contact is arranged in the insulating fixed box, and the moving contact is arranged on the rotating shaft.
2. The dust-proof type transfer switch according to claim 1, wherein: the fixing ring is provided with four groups of threaded holes, and the fixing ring is in a circular arrangement.
3. The dust-proof type change-over switch according to claim 2, wherein: the conversion head is circular slice setting, the conversion handle is the cuboid setting.
4. A dust-proof type change-over switch according to claim 3, wherein: the switch box is the setting of cavity type cuboid, insulating fixed case is the setting of cavity case cylinder, the diameter of insulating fixed case is less than the height of switch box, the length of insulating fixed case is less than the length of switch box.
5. The dust-proof type transfer switch according to claim 4, wherein: the static contact is provided with four groups, the four groups of static contacts are vertically staggered respectively, and the static contacts are U-shaped.
6. The dust-proof type transfer switch according to claim 5, wherein: the moving contacts are arranged in four groups, the four groups of moving contacts are vertically arranged on the rotating shaft in a staggered mode, and the moving contacts are arranged in a U shape.
7. The dust-proof type transfer switch according to claim 6, wherein: the rotary bearing is arranged in a cross shape, one end of the rotary shaft penetrating through the switch box is conductive, one end of the rotary shaft connected with the conversion head is non-conductive, and the moving contact is arranged at one end of the rotary shaft which is conductive.
8. The dust-proof type transfer switch according to claim 7, wherein: the sealing ring is arranged on the longest diameter of the rotating shaft, the fixed ring is arranged between the rotating shaft and the conversion head, the diameter of the fixed ring is larger than that of the conversion head, the diameter of the conversion head is larger than that of the rotating shaft, and the rotating shaft is arranged between the fixed ring and the switch box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922161476.4U CN210897041U (en) | 2019-12-05 | 2019-12-05 | Dust protected change over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922161476.4U CN210897041U (en) | 2019-12-05 | 2019-12-05 | Dust protected change over switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210897041U true CN210897041U (en) | 2020-06-30 |
Family
ID=71319159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922161476.4U Expired - Fee Related CN210897041U (en) | 2019-12-05 | 2019-12-05 | Dust protected change over switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210897041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112415432A (en) * | 2020-09-21 | 2021-02-26 | 贵州电网有限责任公司 | Quick wire alignment device for secondary signal cable |
-
2019
- 2019-12-05 CN CN201922161476.4U patent/CN210897041U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112415432A (en) * | 2020-09-21 | 2021-02-26 | 贵州电网有限责任公司 | Quick wire alignment device for secondary signal cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20201205 |