CN206471819U - Three phase combined over-voltage protector - Google Patents
Three phase combined over-voltage protector Download PDFInfo
- Publication number
- CN206471819U CN206471819U CN201720073368.XU CN201720073368U CN206471819U CN 206471819 U CN206471819 U CN 206471819U CN 201720073368 U CN201720073368 U CN 201720073368U CN 206471819 U CN206471819 U CN 206471819U
- Authority
- CN
- China
- Prior art keywords
- mounting seat
- insulation sleeve
- phase combined
- voltage protector
- combined over
- 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.)
- Expired - Fee Related
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- Emergency Protection Circuit Devices (AREA)
Abstract
Three phase combined over-voltage protector.Mainly solve the problems, such as to be easily damaged wire when the screw of present three phase combined over-voltage protector base is rotated.The utility model provides three phase combined over-voltage protector; including mounting seat; three arresters are installed in mounting seat; the trip bolt for zinc oxide surge arresters is provided with mounting seat; trip bolt coordinates through mounting seat upper wall and with arrester bottom thread; wire is connected with trip bolt; trip bolt includes head and bar portion; also include the insulation sleeve being arranged between head and mounting seat inner upper wall; insulation sleeve is set in outside bar portion; insulation sleeve side wall is provided with through hole, and wire one end is in insulation sleeve and the other end passes through through hole.One end of wire is not contacted with mounting seat inner upper wall, it is not easy to sustained damage, and has the protection of insulation sleeve, and service life is long.
Description
Technical field
The utility model is related to overvoltage protection device field, specially three phase combined over-voltage protector.
Background technology
Three phase combined over-voltage protector is a kind of new overvoltage protection device, is mainly used in generating electricity, power and using
In the electric power network of electric enterprise.For protecting the electrical equipments such as transformer, switch, bus, motor, atmospheric over-voltage can be limited
And switching overvoltage caused by various switches, reliable restriction effect can be played to alternate and relatively overvoltage.
The arrester bottom of present voltage protector is installed by screw mostly, and point is connected with wire on screw,
The wire, which can be attached to counter interface, to be used as him, but the junction of the wire and screw is mostly now
The inwall of screw and base, so loads and unloads when screw is rotated and is easily damaged wire.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provides three phase combined over-voltage protector, mainly solved
The screw of present three phase combined over-voltage protector base is easily damaged wire problem when rotation.
The technical scheme that the utility model is used is：
Three arresters, the peace are installed in three phase combined over-voltage protector, including mounting seat, the mounting seat
Being provided with dress seat is used to installing the trip bolt of the arrester, the trip bolt through the mounting seat upper wall and with it is described
Arrester bottom thread coordinates, and wire is connected with the trip bolt, and the trip bolt includes head and bar portion, in addition to
The insulation sleeve between the head and the mounting seat inner upper wall is arranged on, the insulation sleeve is set in outside the bar portion, institute
Insulation sleeve side wall is stated provided with through hole, described wire one end is in the insulation sleeve and the other end passes through the through hole.
The insulation sleeve is truncated cone structure.
The mounting seat is provided with counter interface.
The insulation sleeve is made up of rubber or plastics.
The arrester is provided with contact, and the contact is provided with outside connecting wire, the connecting wire and the contact
It is coated with insulating boot.
The arrester outer wall is provided with some insulation full skirts.
The insulation full skirt includes the big full skirt and the less small full skirt of diameter that are relatively large in diameter, the big full skirt and described small
Full skirt is uniform staggered with the arrester axial direction.
The wire is externally provided with induction coil.
The beneficial effects of the utility model are：The utility model provides three phase combined over-voltage protector, including installs
The trip bolt being provided with three arresters, mounting seat for zinc oxide surge arresters is installed, trip bolt is passed through in seat, mounting seat
Mounting seat upper wall and coordinate with arrester bottom thread, wire be connected with trip bolt, trip bolt includes head and bar portion,
Also include the insulation sleeve being arranged between head and mounting seat inner upper wall, insulation sleeve is set in outside bar portion, and insulation sleeve side wall is set
There is through hole, wire one end is in insulation sleeve and the other end passes through through hole.One end of wire does not connect with mounting seat inner upper wall
Touch, it is not easy to sustain damage, and have the protection of insulation sleeve, service life is long.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model one embodiment.
Fig. 2 is the schematic internal view of the utility model one embodiment.
Fig. 3 is the mounting structure schematic diagram of the utility model one embodiment.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：As illustrated, three phase combined over-voltage protector,
Including mounting seat 1, being provided with three arresters 2, the mounting seat 1 to be provided with the mounting seat 1 is used to install described lightning-arrest
The trip bolt 3 of device 2, the trip bolt 3 is through the upper wall of mounting seat 1 and coordinates with the bottom thread of arrester 2, institute
State and wire 31 is connected with trip bolt 3, the trip bolt 3 includes head 311 and bar portion 312, in addition to is arranged on described
Insulation sleeve 4 between head 311 and the inner upper wall of the mounting seat 1, the insulation sleeve 4 is set in outside the bar portion 312, described
The side wall of insulation sleeve 4 is provided with through hole, and described one end of wire 31 is in the insulation sleeve 4 and the other end passes through the through hole.This reality
With new offer three phase combined over-voltage protector, including mounting seat, it is provided with mounting seat in three arresters, mounting seat
Provided with the trip bolt for zinc oxide surge arresters, trip bolt coordinates through mounting seat upper wall and with arrester bottom thread, tightly
Gu being connected with wire on screw, trip bolt includes head and bar portion, in addition to be arranged on head and mounting seat inner upper wall it
Between insulation sleeve, insulation sleeve is set in outside bar portion, and insulation sleeve side wall is provided with through hole, and wire one end is in insulation sleeve and the other end
Through through hole.One end of wire is not contacted with mounting seat inner upper wall, it is not easy to sustained damage, and has the guarantor of insulation sleeve
Shield, service life is long.As preferred, wire is electrically connected with the bar portion of trip bolt, wire one end can be coiled into annulus with
It is electrically connected, and insulation sleeve will not be rotated when trip bolt is rotated.
In the present embodiment, as illustrated, the insulation sleeve 4 is truncated cone structure.Install and more consolidate.
In the present embodiment, as illustrated, the mounting seat 1 is provided with counter interface 5.It can be connected with counter,
The size of recording voltage.
In the present embodiment, as illustrated, the insulation sleeve 4 is made up of rubber or plastics.
In the present embodiment, as illustrated, the arrester 2 is provided with contact 21, the contact 21 is led provided with connection
Line 22, the connecting wire 22 and the contact 21 are coated with insulating boot 23.Exposed metal part is reduced, unexpected touch is prevented
Electricity.
In the present embodiment, as illustrated, the outer wall of the arrester 2 is provided with some insulation full skirts.
In the present embodiment, as illustrated, the insulation full skirt is less including the big full skirt 33 and diameter being relatively large in diameter
Small full skirt 34, the big full skirt 33 and the small full skirt 34 are uniform staggered with the arrester axial direction.Increase climb electricity away from
From use is safer.
In the present embodiment, as illustrated, the wire 31 is externally provided with induction coil 36.Induced-current size, using more
Plus safety.
Embodiment is not construed as to limitation of the present utility model, but any based on changing that spirit of the present utility model is made
Enter, all should be within protection domain of the present utility model.
Claims (8)
1. three phase combined over-voltage protector, including mounting seat（1）, the mounting seat（1）On three arresters are installed
（2）, it is characterised in that：The mounting seat（1）Interior be provided with is used to install the arrester（2）Trip bolt（3）, the fastening
Screw（3）Through the mounting seat（1）Upper wall and with the arrester（2）Bottom thread coordinates, the trip bolt（3）Upper company
It is connected to wire（31）, the trip bolt（3）Including head（311）And bar portion（312）, in addition to it is arranged on the head
（311）With the mounting seat（1）Insulation sleeve between inner upper wall（4）, the insulation sleeve（4）It is set in the bar portion（312）
Outside, the insulation sleeve（4）Side wall is provided with through hole, the wire（31）One end is located at the insulation sleeve（4）The interior and other end is passed through
The through hole.
2. three phase combined over-voltage protector according to claim 1, it is characterised in that：The insulation sleeve（4）For circle
Taper type structure.
3. three phase combined over-voltage protector according to claim 1, it is characterised in that：The mounting seat（1）On set
There is counter interface（5）.
4. three phase combined over-voltage protector according to claim 3, it is characterised in that：The insulation sleeve（4）By rubber
Glue or plastics are made.
5. three phase combined over-voltage protector according to claim 4, it is characterised in that：The arrester（2）On set
There is contact（21）, the contact（21）It is provided with connecting wire（22）, the connecting wire（22）With the contact（21）Outsourcing
It is covered with insulating boot（23）.
6. three phase combined over-voltage protector according to claim 5, it is characterised in that：The arrester outer wall is provided with
Some insulation full skirts.
7. three phase combined over-voltage protector according to claim 6, it is characterised in that：The insulation full skirt includes straight
The larger big full skirt in footpath（33）With the less small full skirt of diameter（34）, the big full skirt（33）With the small full skirt（34）Described
It is uniform staggered with arrester axial direction.
8. three phase combined over-voltage protector according to claim 1, it is characterised in that：The wire（31）It is externally provided with
Induction coil（36）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720073368.XU CN206471819U (en) | 2017-01-21 | 2017-01-21 | Three phase combined over-voltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720073368.XU CN206471819U (en) | 2017-01-21 | 2017-01-21 | Three phase combined over-voltage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471819U true CN206471819U (en) | 2017-09-05 |
Family
ID=59706725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720073368.XU Expired - Fee Related CN206471819U (en) | 2017-01-21 | 2017-01-21 | Three phase combined over-voltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206471819U (en) |
-
2017
- 2017-01-21 CN CN201720073368.XU patent/CN206471819U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20170905 Termination date: 20190121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |