CN207781466U - A kind of earthing switch - Google Patents
A kind of earthing switch Download PDFInfo
- Publication number
- CN207781466U CN207781466U CN201721913987.1U CN201721913987U CN207781466U CN 207781466 U CN207781466 U CN 207781466U CN 201721913987 U CN201721913987 U CN 201721913987U CN 207781466 U CN207781466 U CN 207781466U
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- switch housing
- switch
- compression spring
- earthing
- 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
Links
Abstract
The utility model discloses a kind of earthing switches, including switch housing, the switch housing is equipped with mounting plate, the mounting plate is fixedly mounted on bottom, the mounting plate is equipped with energy-storage tube, the top of the energy-storage tube is equipped with compression spring, the compression spring is mounted in such a way that axis connects on the first mounting plate, one end of the compression spring is additionally provided with catch, the other end extends switch housing, it is also associated with pull rod on first mounting plate, one end of the pull rod is fixedly connected in such a way that axis connects with mounting plate, the other end of the pull rod is connect with bent plate, the bent plate is connect with earthing bar, top in the switch housing is additionally provided with moving contact, the moving contact is mounted on by fixed plate on switch housing.Compared with the existing technology, the earthing switch is safe and reliable, can by only when Granting earth switch operation when, just permission user make earthing switch close to drive shaft, prevent security-related failure.
Description
Technical field
The utility model is related to a kind of earthing switches.
Background technology
Vacuum circuit breaker is a kind of power equipment executing connection and separation between contact in vacuum tank, is relied on
The good arc extinction performance of the electric arc generated in breaker can quickly be extinguished and be used to switch and protect high pressure or extra-high voltage
Line of force road.
Current earthing switch be easy to cause accident on the market, dangerous.
Therefore, how to provide it is a kind of safe and reliable, can be by only when the operation of Granting earth switch, using family allowable
Make earthing switch close to drive shaft, the technical issues of preventing security-related failure, be the utility model knack solution.
Utility model content
For the drawbacks described above and problem of the prior art, there is provided one kind for the utility model aim securely and reliably, can
By only when Granting earth switch operation when, just permission user make earthing switch close to drive shaft, prevent security-related
Failure earthing switch.
In order to achieve the above object, the utility model provides the following technical solutions
A kind of earthing switch, including switch housing, the switch housing are equipped with mounting plate, and the mounting plate is fixedly mounted
In bottom, the mounting plate is equipped with energy-storage tube, and the top of the energy-storage tube is equipped with compression spring, and the compression spring is in such a way that axis connects
On the first mounting plate, one end of the compression spring is additionally provided with catch, and the other end extends switch housing, first installation
Pull rod is also associated on plate, one end of the pull rod is fixedly connected in such a way that axis connects with mounting plate, the pull rod it is another
End is connect with bent plate, and the bent plate is connect with earthing bar, and the top in the switch housing is additionally provided with moving contact, the moving contact
It is mounted on switch housing by fixed plate.
Further, the top of the switch housing is equipped with the second mounting plate and third mounting plate.
Further, the compression spring is made of hard drawn spring wire.
The utility model in terms of existing technologies, the utility model since the mounting plate is fixedly mounted on bottom,
The mounting plate is equipped with energy-storage tube, and the top of the energy-storage tube is equipped with compression spring, and the compression spring is mounted in such a way that axis connects
On first mounting plate, therefore, can flexibly it overturn each other, no blocking, also, one end of compression spring is additionally provided with catch, it is another
Switch housing is extended at end, is also associated with pull rod on first mounting plate, one end of the pull rod in such a way that axis connects with
Mounting plate is fixedly connected, and the other end of the pull rod is connect with bent plate, and the bent plate is connect with earthing bar, in the switch housing
Top be additionally provided with moving contact, the moving contact is mounted on switch housing by fixed plate, therefore, can be with by the baffle of setting
Prevent compression spring from popping up.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model earthing switch.
Fig. 2 is the structural schematic diagram of the utility model earthing switch.
Specific implementation mode
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described,
Obviously, the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this practicality
Embodiment in novel, the every other reality that those of ordinary skill in the art are obtained without creative efforts
Example is applied, shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, a kind of earthing switch disclosed by the utility model, including switch housing 17, outside the switch
Shell 17 is equipped with the first mounting plate 7, and first mounting plate 7 is fixedly mounted on bottom, and the mounting plate 7 is equipped with energy-storage tube 5,
The top of the energy-storage tube 5 is equipped with compression spring 8, and the compression spring 8 is mounted in such a way that axis connects on the first mounting plate 7, the pressure
One end of spring 8 is additionally provided with catch 9, and the other end extends switch housing 17, pull rod 12 is also associated on first mounting plate 7,
One end of the pull rod 12 is fixedly connected in such a way that axis connects with the first mounting plate 7, the other end and bent plate of the pull rod 12
11 connections, the bent plate 11 are connect with earthing bar 18, and the top in the switch housing 17 is additionally provided with moving contact 16, described dynamic tactile
First 16 are mounted on by fixed plate 19 on switch housing 17, and the fixed plate 19 is mounted on by pin 13 on switch housing.
Through the above it is not difficult to find that since first mounting plate 7 is fixedly mounted on bottom, on the mounting plate 7
Equipped with energy-storage tube 5, the top of the energy-storage tube is equipped with compression spring 8, and the compression spring is mounted on the first mounting plate in such a way that axis connects
On, it therefore, can flexibly overturn each other, no blocking, also, one end of compression spring is additionally provided with catch, the other end extends out
Shell outside the Pass is also associated with pull rod on first mounting plate, and one end of the pull rod is fixed in such a way that axis connects with mounting plate
Connection, the other end of the pull rod are connect with bent plate, and the bent plate is connect with earthing bar, and the top in the switch housing 17 is also
Equipped with moving contact 16, the moving contact 16 is mounted on switch housing 17 by fixed plate, therefore, can be with by the baffle 9 of setting
Prevent compression spring 8 from popping up.
Specifically, in present embodiment, the top of the switch housing 17 is equipped with the second mounting plate and third mounting plate, leads to
The second mounting plate 21 and third mounting plate 22 for crossing setting are fixed in specific position.
In addition, it is necessary to explanation, the compression spring 8 is made of hard drawn spring wire.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model is answered described with power
Subject to the protection domain that profit requires.
Claims (3)
1. a kind of earthing switch, which is characterized in that including switch housing, the switch housing is equipped with mounting plate, the installation
Plate is fixedly mounted on bottom, and the mounting plate is equipped with energy-storage tube, and the top of the energy-storage tube is equipped with compression spring, and the compression spring passes through
The mode that axis connects is mounted on the first mounting plate, and one end of the compression spring is additionally provided with catch, and the other end extends switch housing, institute
It states and is also associated with pull rod on the first mounting plate, one end of the pull rod is fixedly connected in such a way that axis connects with mounting plate, described
The other end of pull rod is connect with bent plate, and the bent plate is connect with earthing bar, and the top in the switch housing is additionally provided with moving contact,
The moving contact is mounted on by fixed plate on switch housing.
2. earthing switch according to claim 1, which is characterized in that the top of the switch housing is equipped with the second mounting plate
With third mounting plate.
3. earthing switch according to claim 1, which is characterized in that the compression spring is made of hard drawn spring wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721913987.1U CN207781466U (en) | 2017-12-31 | 2017-12-31 | A kind of earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721913987.1U CN207781466U (en) | 2017-12-31 | 2017-12-31 | A kind of earthing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781466U true CN207781466U (en) | 2018-08-28 |
Family
ID=63223273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721913987.1U Expired - Fee Related CN207781466U (en) | 2017-12-31 | 2017-12-31 | A kind of earthing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781466U (en) |
-
2017
- 2017-12-31 CN CN201721913987.1U patent/CN207781466U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20211231 |