CN204464141U - A kind of Novel grounding structure device - Google Patents
A kind of Novel grounding structure device Download PDFInfo
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- CN204464141U CN204464141U CN201520112242.XU CN201520112242U CN204464141U CN 204464141 U CN204464141 U CN 204464141U CN 201520112242 U CN201520112242 U CN 201520112242U CN 204464141 U CN204464141 U CN 204464141U
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Abstract
The utility model discloses a kind of Novel grounding structure device, comprise base, the rotating mechanism be arranged on base, the conductive plate be connected with earth bus, the contact cover be arranged on bus bar copper row, described base is provided with fixed support, described fixed support is connected with conductive plate by extension spring, described rotating mechanism drives conductive plate stretching extension spring, described conductive plate is equidistantly fixed with A, B, C three-phase conductive pole side by side, and described three conductive poles slide respectively through the through hole on fixed support and overlap with corresponding contact and contact or be separated.This apparatus structure is simple, and eliminate traditional disconnecting link structure, take volume little, earthed switch is independent from traditional tri-station isolating switch, switch be only grounded and unearthed between switching, thus reduce the possibility of misoperation.
Description
Technical field
The utility model relates to technical field of electric equipment, particularly relates to a kind of Novel grounding structure device.
Background technology
Existing switch cubicle much have employed three station isolation grounding switchs, and ground connection position great majority adopt the cooperation of disconnecting link formula to be grounded function, three station isolation grounding switchs incorporate the function of isolating switch and earthed switch, and with one, cutter is realized the switching of combined floodgate, separating brake and ground state, in use may there is misoperation in three Switch of working positions, and disconnecting link structure takes up room greatly, increase the volume of switch cubicle.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides the Novel grounding structure device that a kind of compact conformation, volume are little, reduce misoperation.
The utility model solves the technical scheme that its technical problem adopts:
A kind of Novel grounding structure device, comprise base, the rotating mechanism be arranged on base, the conductive plate be connected with earth bus, the contact cover be arranged on bus bar copper row, described base is provided with fixed support, described fixed support is connected with conductive plate by extension spring, described rotating mechanism drives conductive plate stretching extension spring, described conductive plate is equidistantly fixed with A, B, C three-phase conductive pole side by side, and described three conductive poles slide respectively through the through hole on fixed support and overlap with corresponding contact and contact or be separated.
As the improvement of technique scheme, described rotating mechanism comprises the limiting bracket be arranged on conductive pole, be arranged on the insulation rotating shaft at the left and right two ends of base and be fixed on the connecting lever at insulation rotating shaft two ends, the left and right end of described limiting bracket is equipped with groove, and described insulation rotating shaft is positioned at the left and right end of limiting bracket and is provided with the slide block that can slide up and down at groove.
As the improvement of technique scheme, described limiting bracket is provided with the projection with conductive plate.
As the improvement of technique scheme, described conductive pole is positioned at and overlaps with contact the one end coordinated is smooth curved surface, and the opening part of described contact cover correspondence position have employed arc transition.
As the improvement of technique scheme, described conductive pole is cylindrical shape.
The beneficial effects of the utility model have:
This device drives conductive plate to move by operation rotating mechanism, thus drive conductive pole to be separated with contact cover, now extension spring is in extended state and switch cubicle is in unearthed state, operation rotating mechanism makes extension spring return to normal condition rapidly, conductive pole overlaps with contact and contacts, switch cubicle is in ground state, structure is simple, eliminate traditional disconnecting link structure, take volume little, earthed switch is independent from traditional tri-station isolating switch, switch be only grounded and unearthed between switching, thus reduce the possibility of misoperation.
Accompanying drawing explanation
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is the structural representation one of the utility model embodiment when being in ground state;
Fig. 2 is the structural representation two of the utility model embodiment when being in ground state;
Fig. 3 is the structural representation that Fig. 1 hides when insulating rotating shaft;
Fig. 4 is the structural representation of rotating shaft of insulating in the utility model embodiment;
Fig. 5 is the structural representation of limiting bracket in the utility model embodiment.
Embodiment
See Fig. 1, Fig. 3, the ground structure of a kind of switch cubicle of the present utility model, comprise base 1, conductive plate 3, three contact covers 4 be equidistantly set up in parallel, wherein, conductive plate 3 is connected with not shown earth bus, contact cover 4 is arranged on not shown bus bar copper row, base 1 is provided with fixed support 5, fixed support 5 is connected with conductive plate 3 by extension spring 6, conductive plate 3 is equidistantly fixed with A side by side, B, C three-phase conductive pole 7, fixed support 5 is provided with three through holes matched with conductive pole 7 respectively, three conductive poles 7 slide respectively through the through hole on fixed support 5 and overlap 4 with corresponding contact and contact or be separated.
With further reference to Fig. 2, Fig. 4, Fig. 5, base 1 is also provided with rotating mechanism 2, rotating mechanism 2 comprises limiting bracket 21, be arranged on base 1 left, insulation rotating shaft 22 and the connecting lever 23 being fixed on insulation rotating shaft 22 two ends at right two ends, limiting bracket 21 is left, right-hand member is equipped with groove 211, it is left that insulation rotating shaft 22 is positioned at limiting bracket 21, right-hand member is provided with the slide block 221 that can slide up and down in groove 211, limiting bracket 21 is provided with the projection 212 contacted with conductive plate 3, because conductive pole 7 can only move around in the through hole on fixed support 5, limiting bracket 21 is arranged on conductive pole 7, when insulation rotating shaft 22 is rotated, limiting bracket 21 is limited to conductive pole 7, can only moving axially along conductive pole 7, simultaneously, slide block 221 slides up and down in groove 211.
In addition, conductive pole 7 is positioned at and overlaps 4 one end coordinated with contact is smooth curved surface, the opening part that described contact overlaps 4 correspondence positions have employed arc transition, both are coordinated closely firm, and conductive pole 7 adopts cylindrical shape to increase its conductivity, structure is simple, eliminates traditional disconnecting link structure, takies volume little.
When connecting lever 23 drives insulation rotating shaft 22 visual angle as shown in Figure 1 to rotate counterclockwise, projection 212 on limiting bracket 21 drives conductive plate 3 and conductive pole 7 level to move right, conductive pole 7 and contact overlap 4 and are separated, and switch cubicle is in unearthed state and extension spring 6 is in stretching energy storage state; On the basis of ground state, when connecting lever 23 drives insulation rotating shaft 22 to rotate clockwise, limiting bracket 21 level is moved to the left, because extension spring 6 is in stretching energy storage state, extension spring 6 drives conductive plate 3 and conductive pole 7 level is moved to the left until extension spring 6 is in normal condition, conductive pole 7 and contact overlap 4 and contact, and switch cubicle is in ground state.Operation is very easy, and earthed switch is independent from traditional tri-station isolating switch, relative to the switching of three stations, switch be only grounded and unearthed between switching, thus reduce the possibility of misoperation.
The above, just better embodiment of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, all should belong to protection range of the present utility model.
Claims (5)
1. a Novel grounding structure device, it is characterized in that: comprise base (1), be arranged on the rotating mechanism (2) on base (1), the conductive plate (3) be connected with earth bus, be arranged on the contact cover (4) on bus bar copper row, described base (1) is provided with fixed support (5), described fixed support (5) is connected with conductive plate (3) by extension spring (6), described rotating mechanism (2) drives conductive plate (3) stretching extension spring (6), described conductive plate (3) is upper is equidistantly fixed with A side by side, B, C three-phase conductive pole (7), described three conductive poles (7) are slided respectively through the through hole on fixed support (5) and are contacted with corresponding contact cover (4) or be separated.
2. a kind of Novel grounding structure device according to claim 1, it is characterized in that: described rotating mechanism (2) comprises the limiting bracket (21) be arranged on conductive pole (7), be arranged on the insulation rotating shaft (22) at base (1) left and right two ends and be fixed on the connecting lever (23) at insulation rotating shaft (22) two ends, described limiting bracket (21) left and right end is equipped with groove (211), and described insulation rotating shaft (22) is positioned at limiting bracket (21) left and right end and is provided with the slide block (221) that can slide up and down in groove (211).
3. a kind of Novel grounding structure device according to claim 2, is characterized in that: described limiting bracket (21) is provided with the projection (212) contacted with conductive plate (3).
4. a kind of Novel grounding structure device according to claim 1, is characterized in that: it is smooth curved surface that described conductive pole (7) is positioned at the one end coordinated with contact cover (4), and the opening part of described contact cover (4) correspondence position have employed arc transition.
5. a kind of Novel grounding structure device according to claim 4, is characterized in that: described conductive pole (7) is cylindrical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112242.XU CN204464141U (en) | 2015-02-13 | 2015-02-13 | A kind of Novel grounding structure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520112242.XU CN204464141U (en) | 2015-02-13 | 2015-02-13 | A kind of Novel grounding structure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204464141U true CN204464141U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520112242.XU Active CN204464141U (en) | 2015-02-13 | 2015-02-13 | A kind of Novel grounding structure device |
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| CN (1) | CN204464141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114675246A (en) * | 2022-05-27 | 2022-06-28 | 成都世源频控技术股份有限公司 | Novel radar signal simulator with long service life |
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2015
- 2015-02-13 CN CN201520112242.XU patent/CN204464141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114675246A (en) * | 2022-05-27 | 2022-06-28 | 成都世源频控技术股份有限公司 | Novel radar signal simulator with long service life |
| CN114675246B (en) * | 2022-05-27 | 2022-08-19 | 成都世源频控技术股份有限公司 | Novel radar signal simulator with long service life |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |