CN211957539U - Contact arc extinguishing device for high-voltage electrical equipment - Google Patents
Contact arc extinguishing device for high-voltage electrical equipment Download PDFInfo
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- CN211957539U CN211957539U CN202020719337.9U CN202020719337U CN211957539U CN 211957539 U CN211957539 U CN 211957539U CN 202020719337 U CN202020719337 U CN 202020719337U CN 211957539 U CN211957539 U CN 211957539U
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- voltage electrical
- contact arc
- box body
- connecting block
- arc extinguishing
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Abstract
The utility model discloses a contact arc control device for high-voltage electrical, comprises a box bod, the last fixed surface of box body is connected with the connecting rod, the insulating cover has been cup jointed on the surface of connecting rod, the last fixed surface of connecting rod is connected with the connecting block, the surface of connecting block has the silk pipe of melting through pivot swing joint, the one end joint of melting the silk pipe has binding post, melt one side fixedly connected with briquetting of silk pipe, binding post's lower fixed surface is connected with the connecting block, one side of connecting block has the silk board of melting through pivot swing joint. This contact arc control device for high-voltage electrical uses designs the device through the box form, and the volume is less, makes things convenient for personnel's carrying, and fixed block and locating hole cooperation are used simultaneously, can will conveniently dismantle and install, and the silk pipe that melts has not hygroscopic structural characteristic, and the effectual external damage that prevents ultraviolet pair silk pipe and cause that melts has then reduced the change frequency of silk pipe.
Description
Technical Field
The utility model relates to a contact arc extinguishing technical field specifically is a high-voltage electrical uses contact arc control device.
Background
Arc extinguishing means are means surrounding the arcing contacts of the mechanical switch to limit the arc and help the arc to extinguish. Arc extinction, also called arc extinction, is a term of electric power, namely arc extinction, and the root cause of arc generation is that the contacts of the switching apparatus and media around the contacts contain a large amount of electrons which can be dissociated, and when enough external voltage exists between the disconnected contacts and the circuit current reaches the minimum arc generation current, the electrons are strongly dissociated to form the arc. It is dangerous to keep the circuit on. So the arc extinguishing device is used for arc extinguishing.
Its structural design of current arc control device is unreasonable relatively, but arc control device's installation mechanism design is convenient reasonable inadequately, need consume certain human input to inconvenient carrying, it is all troublesome with the installation use to dismantle.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a to prior art not enough, the utility model provides a high-voltage electrical is with contact arc extinguishing device has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a contact arc control device for high-voltage electrical, comprises a box bod, the last fixed surface of box body is connected with the connecting rod, insulating cover has been cup jointed on the surface of connecting rod, the last fixed surface of connecting rod is connected with the connecting block, the surface of connecting block has the silk pipe of melting through pivot swing joint, the one end joint of melting the silk pipe has binding post, melt one side fixedly connected with briquetting of silk pipe, binding post's lower fixed surface is connected with the connecting block, one side of connecting block has the silk board of melting through pivot swing joint, melt one side fixedly connected with spring of silk board.
Optionally, the two sides of the box body are fixedly connected with fixing blocks, and positioning holes are formed in the surfaces of the fixing blocks.
Optionally, the upper surface of the box body is movably connected with a box cover, and the upper surface of the box cover is fixedly connected with a connecting hole.
Optionally, a screw hole is formed in the upper surface of the wiring terminal, and the surface of the screw hole is connected with the wiring terminal through threads.
Optionally, a through hole is formed in the upper surface of the box cover, and an insulating sleeve is movably connected to the surface of the through hole.
Optionally, the inner bottom of the box body is fixedly connected with a connecting block, the surface of the connecting hole is movably connected with a screw, and the lower surface of the screw is in threaded connection with the connecting block.
(III) advantageous effects
The utility model provides a high-voltage electrical uses contact arc control device possesses following beneficial effect:
this contact arc extinguishing device for high-voltage electrical, design the device through the box form, the volume is less, make things convenient for personnel's carrying, fixed block and locating hole cooperation are used simultaneously, can will conveniently dismantle and install, it has not hygroscopic structural characteristic to melt the silk pipe, the effectual external damage that prevents ultraviolet pair melt the silk pipe and cause, and then reduced the change frequency that melts the silk pipe, on the other hand, the electric arc that produces the great electric current that high-voltage electrical equipment start work produced plays efficient arc extinguishing effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the box body of the present invention;
fig. 3 is a schematic view of the structure of the filament melting plate of the present invention.
In the figure: 1. a box body; 2. a connecting rod; 3. an insulating sleeve; 4. connecting blocks; 5. a wire melting pipe; 6. a wiring terminal; 7. briquetting; 8. a wire melting plate; 9. a spring; 10. a fixed block; 11. positioning holes; 12. a box cover; 13. connecting holes; 14. a screw; 15. a through hole; 16. a cylindrical block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a contact arc-extinguishing device for high-voltage electric appliances comprises a box body 1, wherein the upper surface of the box body 1 is fixedly connected with a connecting rod 2, the surface of the connecting rod 2 is sleeved with an insulating sleeve 3, the upper surface of the connecting rod 2 is fixedly connected with a connecting block 4, the surface of the connecting block 4 is movably connected with a wire melting tube 5 through a rotating shaft, one end of the wire melting tube 5 is clamped with a wiring terminal 6, one side of the wire melting tube 5 is fixedly connected with a pressing block 7, the lower surface of the wiring terminal 6 is fixedly connected with the connecting block 4, one side of the connecting block 4 is movably connected with a wire melting plate 8 through the rotating shaft, the device is designed in a box form, the size is small, the device is convenient to carry by personnel, meanwhile, the fixing block 10 and a positioning hole 11 are matched for use, the device can be conveniently detached and installed, the wire melting tube 5 has a non-moisture, on the other hand, the arc extinguishing device has a high-efficiency arc extinguishing effect on an arc generated by a large current generated by starting high-voltage electrical equipment;
melt one side fixedly connected with spring 9 of filament plate 8, the equal fixedly connected with fixed block 10 in both sides of box body 1, locating hole 11 has been seted up on the surface of fixed block 10, the upper surface swing joint of box body 1 has lid 12, connecting hole 13 has been seted up to the upper surface of lid 12, the screw has been seted up to binding post 6's upper surface, the surperficial threaded connection of screw has screw 14, through-hole 15 has been seted up to the upper surface of lid 1, the surperficial swing joint of through-hole 15 has insulating cover 3, the interior bottom fixedly connected with cylinder piece 16 of box body 1, the surperficial swing joint of connecting hole 13 has screw 14, the lower.
As an optimal technical solution of the utility model: the use of a gasket prevents dust from entering the box. Gas is used to control the briquetting.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The contact arc extinguishing device for the high-voltage electrical equipment is characterized in that the arc extinguishing device is installed on a working place through the fixing block 10 during use, then the positioning hole 11 is fixed, when the high-voltage electrical equipment is started, violent electron dissociation can be formed between contacts under the action of strong external voltage by dissociative electrons, electric arcs are generated, the connecting block 4 located at the upper end of the connecting rod 2 at the moment enables the wire melting pipe 8 to be lifted upwards by taking the rotating shaft as a base point when the pressing block 7 is pressed downwards, the wire melting pipe is separated from the wiring terminal 6, the electric arcs between the contacts are lengthened, the effect of arc extinguishing is achieved on the dissociated electrons, and the device runs completely.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a high-voltage electrical is with contact arc control device, includes box body (1), its characterized in that: the utility model discloses a fuse box, including box body (1), the last fixed surface of box body (1) is connected with connecting rod (2), insulating cover (3) have been cup jointed on the surface of connecting rod (2), the last fixed surface of connecting rod (2) is connected with connecting block (4), the surface of connecting block (4) has fuse pipe (5) through pivot swing joint, the one end joint that fuses pipe (5) has binding post (6), one side fixedly connected with briquetting (7) that fuse pipe (5), the lower fixed surface of binding post (6) is connected with connecting block (4), one side of connecting block (4) has fuse board (8) through pivot swing joint, one side fixedly connected with spring (9) of fuse board (8).
2. A contact arc extinguishing device for high-voltage electrical applications according to claim 1, characterized in that: the box body (1) is characterized in that fixed blocks (10) are fixedly connected to the two sides of the box body, and positioning holes (11) are formed in the surfaces of the fixed blocks (10).
3. A contact arc extinguishing device for high-voltage electrical applications according to claim 1, characterized in that: the upper surface swing joint of box body (1) has lid (12), connecting hole (13) have been seted up to the upper surface of lid (12).
4. A contact arc extinguishing device for high-voltage electrical applications according to claim 1, characterized in that: the upper surface of the wiring terminal (6) is provided with a screw hole, and the surface of the screw hole is in threaded connection with a screw (14).
5. A contact arc extinguishing device for high-voltage electrical applications according to claim 3, characterized in that: the upper surface of the box cover (12) is provided with a through hole (15), and the surface of the through hole (15) is movably connected with an insulating sleeve (3).
6. A contact arc extinguishing device for high-voltage electrical applications according to claim 3, characterized in that: the inner bottom of the box body (1) is fixedly connected with a cylindrical block (16), the surface of the connecting hole (13) is movably connected with a screw (14), and the lower surface of the screw (14) is in threaded connection with the cylindrical block (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020719337.9U CN211957539U (en) | 2020-05-06 | 2020-05-06 | Contact arc extinguishing device for high-voltage electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020719337.9U CN211957539U (en) | 2020-05-06 | 2020-05-06 | Contact arc extinguishing device for high-voltage electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211957539U true CN211957539U (en) | 2020-11-17 |
Family
ID=73163586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020719337.9U Active CN211957539U (en) | 2020-05-06 | 2020-05-06 | Contact arc extinguishing device for high-voltage electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211957539U (en) |
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2020
- 2020-05-06 CN CN202020719337.9U patent/CN211957539U/en active Active
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