CN206524299U - Novel outdoor high-voltage limiting fuse - Google Patents
Novel outdoor high-voltage limiting fuse Download PDFInfo
- Publication number
- CN206524299U CN206524299U CN201720277715.0U CN201720277715U CN206524299U CN 206524299 U CN206524299 U CN 206524299U CN 201720277715 U CN201720277715 U CN 201720277715U CN 206524299 U CN206524299 U CN 206524299U
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- fusion tube
- moving contact
- contact
- umbrella cover
- voltage
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Abstract
The utility model is related to a kind of novel outdoor high-voltage limiting fuse.Existing high-voltage and current-limitation fusing is mainly solved to change fusion tube inconvenience and the problem of whether fusion tube damages can not be can be visually seen.It is characterized in that：The upper and lower side of the fusion tube (2) is respectively equipped with the first moving contact (5) and the second moving contact (6), the fusible link of the first moving contact (5) and the second moving contact (6) is communicated with fusion tube (2), first moving contact (5) and the second moving contact (6) can be adapted with the first static contact (3) and the second static contact (4) respectively, luminous electron instruction device (9) is cased with the high-voltage leading-out wire (8), luminous electron instruction device (9) includes induction coil and LED light (10).The umbrella cover of the novel outdoor high-voltage limiting fuse uses vertical structure, and fusion tube is penetrated from umbrella cover lower end, while being provided with luminous electron instruction device in leading-out terminal, changes fusion tube conveniently, can be visually seen whether fusion tube damages.
Description
Technical field
The utility model is related to a kind of voltage transformer protection device, and in particular to a kind of novel outdoor high-voltage current limliting fusing
Device.
Background technology
Voltage transformer is the electrical equipment of the voltage on conversion line, the basic structure of voltage transformer include it is former around
Group, auxiliary winding and iron core, voltage transformer primary winding are serially connected with high-voltage and current-limitation fuse, to protect the person and equipment safety.
Existing high-voltage and current-limitation fuse includes umbrella cover, fusion tube and bearing, is usually to be used on 10Kv~35Kv voltage transformer,
Fusion tube is located in umbrella cover, and bearing is vertically connected on the middle part of umbrella cover, and umbrella cover is horizontally disposed with, and overall structure is in T-shape, and wiring is from umbrella
Set two ends are stretched into and concatenated with the fuse in fusion tube.There is following technological deficiency when in use in this high-voltage and current-limitation fuse：1.
The wiring by umbrella cover two ends is needed to disassemble when changing fusion tube, normal conditions are operated grid cut-off, due to structure
Reason, operating personnel will ascend a height operation, fusion tube dismounting and install that fusion tube is very inconvenient, and elapsed time is long, inefficiency, also gives
Power consumer brings inconvenience.If power network is operated in the case of not powering off, operating personnel need to wear high-tension electricity protective garment, but
There are still larger risk.Therefore, in some power departments for woman worker, it can not carry out changing fusion tube operation at all.
2. it can not can be visually seen whether fusion tube damages, when a failure occurs, it is necessary to which fusion tube, which is disassembled, could judge whether fusion tube burns
Ruin or damage, increase the workload of circuit investigation.
Utility model content
In order to solve existing high-voltage and current-limitation fusing replacing fusion tube inconvenience and can not can be visually seen what whether fusion tube damaged
Problem, the utility model provides a kind of novel outdoor high-voltage limiting fuse, the umbrella cover of the novel outdoor high-voltage limiting fuse
Using vertical structure, fusion tube is penetrated from umbrella cover lower end, while being provided with luminous electron instruction device in leading-out terminal, changes fusion tube side
Just, it can be visually seen whether fusion tube damages.
The technical solution of the utility model is：A kind of novel outdoor high-voltage limiting fuse includes umbrella cover and fusion tube, umbrella cover
Interior upper and lower ends are separately installed with the first static contact and the second static contact, and the upper and lower side of the fusion tube is respectively equipped with first and moves tactile
The fusible link of the first moving contact and the second moving contact, the first moving contact and second are communicated with head and the second moving contact, fusion tube
Moving contact can be adapted with the first static contact and the second static contact respectively, and the upper and lower ends of umbrella cover are respectively equipped with high pressure and introduce line
And high-voltage leading-out wire, high pressure introduces line and introduces and be connected with the first static contact from the top of umbrella cover, and high-voltage leading-out wire is under umbrella cover
The side wall at end is drawn and is connected with the second static contact, and luminous electron instruction device, luminous electron are cased with the high-voltage leading-out wire
Instruction device includes induction coil and LED light, and LED light is located at the outer wall of luminous electron instruction device.
The fusion tube lower end is provided with clamping boss.
The fusion tube lower end scribbles colored guide and marked.
First static contact is Mume flower contact.
The inwall lower end of second static contact is provided with circular arc jam platform.
The utility model has the advantages that：Due to taking such scheme, umbrella cover is vertically-mounted during installation, normal work
There is electric current to pass through in high-voltage leading-out wire when making, the induction coil in luminous electron instruction device produces induced-current, LED light
To light state, it can determine whether that fusion tube is damaged as found that LED light is extinguished when investigating line fault, utilize the stock work that insulate
Tool can pull out fusion tube on ground, and changing fusion tube need not power off, easy to operate, be both woman worker or can easily change molten
Pipe.Umbrella cover of the present utility model uses vertical structure, and fusion tube is penetrated from umbrella cover lower end, while being provided with hair on high-voltage leading-out wire
Photoelectron instruction device, changes fusion tube conveniently, can be visually seen whether fusion tube damages.
Brief description of the drawings
Accompanying drawing 1 is structure sectional view of the present utility model.
Accompanying drawing 2 is the structure sectional view of the first static contact 3 in Fig. 1.
Accompanying drawing 3 is enlarged drawing at A in Fig. 1.
1- umbrella covers in figure, 2- fusion tubes, the static contacts of 3- first, the static contacts of 4- second, the moving contacts of 5- first, 6- second is dynamic to be touched
Head, 7- high pressures introduce line, 8- high-voltage leading-out wires, 9- luminous electron instruction devices, 10-LED indicator lamps, 11- clamping boss, 12-
Guide mark, 13- jam platforms.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Fig. 1~Fig. 3, a kind of novel outdoor high-voltage limiting fuse includes upper in umbrella cover 1 and fusion tube 2, umbrella cover 1
Lower two ends are separately installed with the first static contact 3 and the second static contact 4, and the upper and lower side of the fusion tube 2 is respectively equipped with the first moving contact 5
With the second moving contact 6, the fusible link of the first moving contact 5 and the second moving contact 6, the first moving contact 5 and are communicated with fusion tube 2
Two moving contacts 6 can be adapted with the first static contact 3 and the second static contact 4 respectively, and the upper and lower ends of umbrella cover 1 are respectively equipped with high pressure
Line 7 and high-voltage leading-out wire 8 are introduced, high pressure introduces line 7 and introduces and be connected with the first static contact 3 from the top of umbrella cover 1, and high pressure is drawn
Line 8 is drawn from the side wall of the lower end of umbrella cover 1 and is connected with the second static contact 4, and luminous electron instruction is cased with the high-voltage leading-out wire 8
Device 9, luminous electron instruction device 9 includes induction coil and LED light 10, and LED light 10 is indicated positioned at luminous electron
The outer wall of device 9.Due to taking above-mentioned technical proposal, umbrella cover 1 is vertically-mounted during installation, during normal work in high-voltage leading-out wire 8
There is electric current to pass through, the induction coil in luminous electron instruction device 9 produces induced-current, LED light 10 is to light state,
Investigation line fault when as find LED light 10 extinguish can determine whether that fusion tube 2 is damaged, using the long rod tool that insulate on ground i.e.
Fusion tube can be pulled out, changing fusion tube 2 need not power off, easy to operate, be both woman worker or can easily change fusion tube 2.This practicality
New umbrella cover 1 uses vertical structure, and fusion tube 2 is penetrated from the lower end of umbrella cover 1, while being provided with luminous electricity on high-voltage leading-out wire 8
Sub- instruction device 9, changes the convenience of fusion tube 2, can be visually seen whether fusion tube 2 damages.
The lower end of fusion tube 2 is provided with clamping boss 11.Clamping boss 11 can be with conventional insulation long rod tool front end set
Pipe is adapted, in order to push or pull out fusion tube 2.
The lower end of fusion tube 2 scribbles colored guide mark 12.It is that red, yellow etc. are bright to guide mark 12
Color, is easy to operating personnel to recognize.
First static contact 3 is Mume flower contact.Can effectively it increase between the first moving contact 5 and the first static contact 3
Current-carrying bottleneck is held in area of passage, elimination, and current-carrying ability is held in raising.
The inwall lower end of second static contact 4 is provided with circular arc jam platform 13.Second static contact 4 uses elastic contact blade knot
Structure, jam platform 13 being capable of jam fusion tube 2, it is ensured that fusion tube 2 will not self falling after being pushed into.
Claims (5)
1. the upper and lower ends difference in a kind of novel outdoor high-voltage limiting fuse, including umbrella cover (1) and fusion tube (2), umbrella cover (1)
First static contact (3) and the second static contact (4) are installed, it is characterised in that：The upper and lower side of the fusion tube (2) is respectively equipped with first
The fusing of the first moving contact (5) and the second moving contact (6) is communicated with moving contact (5) and the second moving contact (6), fusion tube (2)
Silk, the first moving contact (5) and the second moving contact (6) can be adapted with the first static contact (3) and the second static contact (4) respectively,
The upper and lower ends of umbrella cover (1) are respectively equipped with high pressure and introduce line (7) and high-voltage leading-out wire (8), and high pressure introduces line (7) from umbrella cover (1)
Top introduce and be connected with the first static contact (3), high-voltage leading-out wire (8) is from the side wall extraction of umbrella cover (1) lower end and with second
Static contact (4) is connected, and luminous electron instruction device (9), luminous electron instruction device (9) are cased with the high-voltage leading-out wire (8)
Including induction coil and LED light (10), LED light (10) is located at the outer wall of luminous electron instruction device (9).
2. novel outdoor high-voltage limiting fuse according to claim 1, it is characterised in that：Fusion tube (2) lower end is set
There is clamping boss (11).
3. novel outdoor high-voltage limiting fuse according to claim 1, it is characterised in that：Fusion tube (2) lower end is applied
There is colored guide to mark (12).
4. the novel outdoor high-voltage limiting fuse according to claim 1,2 or 3, it is characterised in that：First stationary contact
Head (3) is Mume flower contact.
5. the novel outdoor high-voltage limiting fuse according to claim 1,2 or 3, it is characterised in that：Second stationary contact
The inwall lower end of head (4) is provided with circular arc jam platform (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277715.0U CN206524299U (en) | 2017-03-21 | 2017-03-21 | Novel outdoor high-voltage limiting fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277715.0U CN206524299U (en) | 2017-03-21 | 2017-03-21 | Novel outdoor high-voltage limiting fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206524299U true CN206524299U (en) | 2017-09-26 |
Family
ID=59903464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720277715.0U Active CN206524299U (en) | 2017-03-21 | 2017-03-21 | Novel outdoor high-voltage limiting fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206524299U (en) |
-
2017
- 2017-03-21 CN CN201720277715.0U patent/CN206524299U/en active Active
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