CN205595299U - Prevent wind type drop out fuse - Google Patents
Prevent wind type drop out fuse Download PDFInfo
- Publication number
- CN205595299U CN205595299U CN201620357668.6U CN201620357668U CN205595299U CN 205595299 U CN205595299 U CN 205595299U CN 201620357668 U CN201620357668 U CN 201620357668U CN 205595299 U CN205595299 U CN 205595299U
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- contact
- static contact
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- groove
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Abstract
The utility model provides a pair of prevent wind type drop out fuse includes insulation support and fusion tube, and insulation support installs at both ends static contact component and lower static contact component, and moving contact subassembly and lower moving contact subassembly are installed respectively to the both ends of fusion tube. The upper bracket upper end of going up among the static contact component is fixed with groov fixing plate, side connecting plate in proper order, goes up quiet side contact, upper junction plate and go up the reinforcing plate. The bottom mounting of going up the static contact is between last reinforcing plate and upper junction plate, and even the board subassembly is fixed on the bottom of last static contact. Go up first recess on the quiet side contact can the grasping with over -driven contact connection release the pressure cap, go up on can the grasping fixed block in the moving contact subassembly of second recess between the static contact. The utility model provides a prevent wind type drop out fuse includes that 2 departments are moved, quiet male contact, forms two hydraulic circuit, has increased contact force, has solved the trouble -free problem of falling of fuse, has increased fuse current -carrying ability simultaneously.
Description
Technical field
This utility model is specifically related to a kind of wind-proof fuse switch.
Background technology
Fuse switch is widely used in outdoor aerial circuit, as transformator and the short circuit of circuit, overload protection and deciliter load current.Fuse switch is made up of insulating support and fusion tube, and upper and lower static contact is arranged on insulating support two ends, and upper and lower moving contact is arranged on fusion tube two ends.Fusion tube is made up of expulsion tube and fuse.Fuse switch is when properly functioning, and fusion tube is by forming make position after fuse tensioning, touch spring when moving contact contacts with upper static contact in utilization compresses.When system jam, fault current makes fuse failure, and forms electric arc, and the substantial amounts of gas of expulsion tube decomposes forms very high pressure, makes electric arc elongate rapidly and extinguish.After fuse failure, lower moving contact loses pulling force, and retaining mechanism discharges, and fusion tube falls formation and significantly cut-offs position.In existing technical scheme, when wind-force is more than 6 grades, fuse fluctuation of service, easy fault-free is fallen, and causes power outage.And in the place that wind energy turbine set, especially height above sea level are higher, fault-free is fallen more frequent, and fuse contact current-carrying capacity is inadequate, easily causes burning of contact.
Utility model content
One of this utility model purpose is to provide a kind of wind-proof fuse switch, solve prior art fuse fluctuation of service, easily fault-free is fallen, cause power outage, and in the place that wind energy turbine set, especially height above sea level are higher, fault-free is fallen more frequent, and fuse contact current-carrying capacity is inadequate, easily causes the problem burnt of contact.
A kind of wind-proof fuse switch that this utility model provides, including insulating support and fusion tube, described insulating support two ends are provided with upper static contact assembly and lower static contact component, and the two ends of described fusion tube are separately installed with moving contact component and lower moving contact assembly；
Described upper static contact assembly includes upper bracket, groove fixed plate, side connecting plate, upper quiet side contact, contact stage clip, upper junction plate, upper reinforcing plate, upper static contact and connecting plate assembly；The bottom of described upper bracket is fixed on described insulating support, and described upper bracket upper end is fixed with described groove fixed plate, side connecting plate, upper quiet side contact, upper junction plate and upper reinforcing plate successively, and described quiet side contact is positioned at the inner side of described groove fixed plate；Described quiet side contact is provided with the first groove, and the top of described first groove is connected with described groove fixed plate by described contact stage clip；The bottom of described upper static contact is fixed between described upper reinforcing plate and upper junction plate, and described connecting plate assembly is fixed on the bottom of described upper static contact, and the both sides of described upper static contact are clamping plate；
Described upper moving contact component includes moving contact and pressure releasing cap, described upper moving contact is provided with fixed block and connects assembly and fixed block；Described upper moving contact is fixed on the upper end of described fusion tube, and described pressure releasing cap is fixed on the top of described upper moving contact, and described fixed block connects assembly by described fixed block and is fixed on described upper moving contact；When described fuse is in "on" position, the first groove of described quiet side contact clasps pressure releasing cap, and the clamping plate of described upper static contact clasp fixed block.
Further, described first groove is bowl-shape, and described pressure releasing cap is hat shape.
Further, described pressure releasing cap is connected by screw thread is fixing with the top of described upper moving contact.
Further, described fixed block connects assembly and fixed block and described upper moving contact is integrated design.
Further, described upper static contact is nose, and the centre position of described upper static contact both sides clamping plate is provided with the second groove；When described fuse is in "on" position, the second groove on described upper static contact clasps fixed block.
Further, described upper static contact is integrated design structure.
Further, it is fixedly connected with shell fragment outside described upper static contact.
Further, described upper static contact is bolted to connection with described shell fragment.
The beneficial effects of the utility model are, the upper moving contact of the wind-proof fuse switch that this utility model provides and upper quiet combination comprise 2 to dynamic and static contact, devise a kind of scientific and reasonable double loop structure, solve fuse fault-free and fall problem, add fuse current capacity simultaneously.
Accompanying drawing explanation
Fig. 1 show this utility model wind-proof fuse switch structural representation；
Fig. 2 show the side view of this utility model upper static contact assembly；
Fig. 3 show the side view of quiet side contact on this utility model；
Fig. 4 show the front view of this utility model upper static contact and is intended to；
Fig. 5 show moving contact component structural representation on this utility model；
The second groove that Fig. 6 show on upper static contact described in the utility model clasps the state diagram of fixed block.
In figure:
1, insulating support；2, fusion tube；3, upper static contact assembly；4, lower static contact component；5, upper moving contact component；6, lower moving contact assembly；31, upper bracket, 32, groove fixed plate；33, side connecting plate；34, upper quiet side contact；341, the first groove；35, upper junction plate；36, upper reinforcing plate；37, upper static contact；371, the second groove；372, shell fragment；38, connecting plate assembly；39, contact stage clip；51, upper moving contact；52, pressure releasing cap；53, fixed block；54, fixed block connects assembly.
Detailed description of the invention
This utility model is described in detail below in conjunction with specific embodiment.It should be noted that, what the combination of technical characteristic described in following embodiment or technical characteristic was not construed as isolating, they can be mutually combined thus be reached superior technique effect.
As shown in figures 1 to 6, a kind of wind-proof fuse switch that this utility model provides, including insulating support 1 and fusion tube 2, insulating support 1 two ends are provided with upper static contact assembly 3 and lower static contact component 4, and the two ends of fusion tube 2 are separately installed with moving contact component 5 and lower moving contact assembly 6.
Upper static contact assembly 3 includes upper bracket 31, groove fixed plate 32, side connecting plate 33, upper quiet side contact 34, contact stage clip 39, upper junction plate 35, upper reinforcing plate 36, upper static contact 37 and connecting plate assembly 38；The bottom of upper bracket 31 is fixed on insulating support 1, and upper bracket 31 upper end is fixed with groove fixed plate 32, side connecting plate 33, upper quiet side contact 34, upper junction plate 35 and upper reinforcing plate 36 successively, and upper quiet side contact 34 is positioned at the inner side of groove fixed plate 32；Upper quiet side contact 34 is provided with the first groove 341, and the first groove 341 is in bowl-shape.First groove 341 top is connected with groove fixed plate 32 by contact stage clip 39；The bottom of upper static contact 37 is fixed between upper reinforcing plate 36 and upper junction plate 35, and connecting plate assembly 38 is fixed on the bottom of upper static contact 37.
The both sides of upper static contact 37 are symmetrical clamping plate；Upper static contact 37 is in nose, and the centre position of both sides clamping plate is provided with the second groove 371.
Upper static contact 37 is integrated design structure.
Shell fragment 372 it is fixedly connected with, together with upper static contact 37 is bolted on shell fragment 372 outside upper static contact 37.
Upper moving contact component 5 includes moving contact 51 and pressure releasing cap 52.It is provided with fixed block 53 on upper moving contact 51 and fixed block connects assembly 54.Fixed block connects assembly 54 and fixed block 53 is integrated design with upper moving contact 51；Fixed block 53 connects assembly 54 by fixed block and is fixed on moving contact 51；Pressure releasing cap 52 is in hat shape.
Upper moving contact 51 is fixed on the upper end of fusion tube 2.Pressure releasing cap 52 is threadably secured in the top of upper moving contact 51.
When fuse is in "on" position, the first groove 341 of upper quiet side contact 34 can clasp pressure releasing cap 52, and the second groove 371 on upper static contact 37 can clasp fixed block 53, thus defines double loop structure.
The upper moving contact component of the wind-proof fuse switch that this utility model provides and upper quiet combine component comprise 2 to dynamic and static contact, devise a kind of scientific and reasonable double loop structure, solve fuse fault-free and fall problem, add fuse current capacity simultaneously.
Although having been presented for embodiments more of the present utility model, it will be appreciated by those of skill in the art that in the case of without departing from this utility model spirit, the embodiments herein can be changed herein.Above-described embodiment is exemplary, should be using the embodiments herein as the restriction of this utility model interest field.
Claims (8)
1. a wind-proof fuse switch, it is characterised in that including that insulating support and fusion tube, described insulating support two ends are provided with upper static contact assembly and lower static contact component, the two ends of described fusion tube are separately installed with moving contact component and lower moving contact assembly；
Described upper static contact assembly includes upper bracket, groove fixed plate, side connecting plate, upper quiet side contact, contact stage clip, upper junction plate, upper reinforcing plate, upper static contact and connecting plate assembly；The bottom of described upper bracket is fixed on described insulating support, and described upper bracket upper end is fixed with described groove fixed plate, side connecting plate, upper quiet side contact, upper junction plate and upper reinforcing plate successively, and described quiet side contact is positioned at the inner side of described groove fixed plate；Described quiet side contact is provided with the first groove, and the top of described first groove is connected with described groove fixed plate by described contact stage clip；The bottom of described upper static contact is fixed between described upper reinforcing plate and upper junction plate, and described connecting plate assembly is fixed on the bottom of described upper static contact, and the both sides of described upper static contact are clamping plate；
Described upper moving contact component includes moving contact and pressure releasing cap, described upper moving contact is provided with fixed block and connects assembly and fixed block；Described upper moving contact is fixed on the upper end of described fusion tube, and described pressure releasing cap is fixed on the top of described upper moving contact, and described fixed block connects assembly by described fixed block and is fixed on described upper moving contact；When described fuse is in "on" position, the first groove of described quiet side contact clasps pressure releasing cap, and the clamping plate of described upper static contact clasp fixed block.
2. a kind of wind-proof fuse switch as claimed in claim 1, it is characterised in that described first groove is bowl-shape, and described pressure releasing cap is hat shape.
3. a kind of wind-proof fuse switch as claimed in claim 2, it is characterised in that described pressure releasing cap is connected by screw thread is fixing with the top of described upper moving contact.
4. a kind of wind-proof fuse switch as claimed in claim 3, it is characterised in that described fixed block connects assembly and fixed block and is integrated design with described upper moving contact.
5. a kind of wind-proof fuse switch as claimed in claim 4, it is characterised in that described upper static contact is nose, and the centre position of described upper static contact both sides clamping plate is provided with the second groove；When described fuse is in "on" position, the second groove on described upper static contact clasps fixed block.
6. a kind of wind-proof fuse switch as claimed in claim 5, it is characterised in that described upper static contact is integrated design structure.
7. a kind of wind-proof fuse switch as claimed in claim 6, it is characterised in that be fixedly connected with shell fragment outside described upper static contact.
8. a kind of wind-proof fuse switch as claimed in claim 7, it is characterised in that described upper static contact is bolted to connection with described shell fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357668.6U CN205595299U (en) | 2016-04-26 | 2016-04-26 | Prevent wind type drop out fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357668.6U CN205595299U (en) | 2016-04-26 | 2016-04-26 | Prevent wind type drop out fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205595299U true CN205595299U (en) | 2016-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620357668.6U Active CN205595299U (en) | 2016-04-26 | 2016-04-26 | Prevent wind type drop out fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205595299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845526A (en) * | 2016-04-26 | 2016-08-10 | 宁波鹿鼎电子科技有限公司 | Anti-wind dropping fuser |
-
2016
- 2016-04-26 CN CN201620357668.6U patent/CN205595299U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845526A (en) * | 2016-04-26 | 2016-08-10 | 宁波鹿鼎电子科技有限公司 | Anti-wind dropping fuser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |