CN204333699U - One does not have a power failure the public time-dependent current transformer device of changing table posture - Google Patents
One does not have a power failure the public time-dependent current transformer device of changing table posture Download PDFInfo
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- CN204333699U CN204333699U CN201420799132.0U CN201420799132U CN204333699U CN 204333699 U CN204333699 U CN 204333699U CN 201420799132 U CN201420799132 U CN 201420799132U CN 204333699 U CN204333699 U CN 204333699U
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- phase
- dolly
- current transformer
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- user
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- 230000036962 time dependent Effects 0.000 title claims abstract description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
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Abstract
The utility model discloses one not have a power failure the public time-dependent current transformer device of changing table posture, comprise low-pressure side binding clip pin, user's side joint wire clamp pin and wiring cabinet, low-pressure side A in described low-pressure side binding clip pin and wiring cabinet, B, the outlet of C three-phase is connected, user side A in described user's side joint wire clamp pin and wiring cabinet, B, C three-phase inlet wire is connected, described low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is interconnected by two passes, in described Article 1 passage current transformer by the plug-in switch of top dolly respectively with low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is connected, described Article 2 passage mesolow side A, B, the outlet of C three-phase is direct and user side A by the plug-in switch of bottom dolly, B, C three-phase inlet wire is connected, this equipment safety coefficient is high, maintaining difficulty is low, simple to operate, substantially reduce the activity duration.
Description
Technical field
The utility model relates to a kind of electric power system construction common tool, in particular to a kind of earth wire insulating rod.
Background technology
Current transformer is important electric power metering device, and changing current transformer is also one of important routine work of metrological personnel.Common punching current transformer is directly enclosed within transformer low voltage outlet, must have a power failure during replacing, causes electricity sales amount to reduce, and has a power failure and also result in customer complaint, greatly reduce the satisfaction of user to power supply enterprise.
Utility model content
The purpose of this utility model is to provide one and does not have a power failure the public time-dependent current transformer device of changing table posture, and this changing table posture public time-dependent current transformer device coefficient of safety that do not have a power failure is high, and maintaining difficulty is low, simple to operate, substantially reduces the activity duration.
For achieving the above object, the utility model takes following technical scheme:
One does not have a power failure the public time-dependent current transformer device of changing table posture, comprise low-pressure side binding clip pin, user's side joint wire clamp pin and wiring cabinet, low-pressure side A in described low-pressure side binding clip pin and wiring cabinet, B, the outlet of C three-phase is connected, user side A in described user's side joint wire clamp pin and wiring cabinet, B, C three-phase inlet wire is connected, it is characterized in that: described low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is interconnected by two passes, in described Article 1 passage current transformer by the plug-in switch of top dolly respectively with low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is connected, the plug-in switch-linear hybrid of top dolly is on the dolly of top, A, B, C three-phase outlet of described Article 2 passage mesolow side is directly connected with user side A, B, C three-phase inlet wire by the plug-in switch of bottom dolly, and the plug-in switch of described top dolly is normally closed, and the plug-in switch of bottom dolly is for often to open.
Described low-pressure side A, the outlet of B, C three-phase and user side A, B, C three-phase inlet wire are mutually corresponding.
Described current transformer is fixed in the dolly of top.
Described top dolly is provided with top dolly grip switches, and described bottom dolly is provided with bottom dolly grip switches.
In technique scheme, first bottom dolly grip switches is got to co-bit when current transformer breaks down, the plug-in switch of bottom dolly is communicated with low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire, user can power, then will fill out of order top dolly to extract out, insert the top for subsequent use dolly that new instrument transformer is housed, the plug-in switch of top for subsequent use dolly again with low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is connected, again bottom dolly grip switches is got to a point position, Article 2 channel interrupt, achieve the replacing current transformer that do not have a power failure, simple to operate, coefficient of safety is high, maintaining difficulty is low, substantially reduce the activity duration.
Accompanying drawing explanation
Fig. 1 is that the utility model does not have a power failure changing table posture public time-dependent current transformer device front view schematic diagram;
Fig. 2 is that the utility model does not have a power failure changing table posture public time-dependent current transformer device rearview schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
As Fig. 1, shown in Fig. 2, one does not have a power failure the public time-dependent current transformer device 0 of changing table posture, comprise low-pressure side binding clip pin 1, user's side joint wire clamp pin 2 and wiring cabinet 3, described low-pressure side binding clip pin 1 and low-pressure side A in wiring cabinet 3, B, C three-phase outlet 4 is connected, described user's side joint wire clamp pin 2 and user side A in wiring cabinet 3, B, C three-phase inlet wire 5 is connected, described low-pressure side A, B, C three-phase outlet 4 and user side A, B, C three-phase inlet wire 5 is interconnected by two passes, in described Article 1 passage current transformer 6 by the plug-in switch 71 of top dolly 7 respectively with low-pressure side A, B, C three-phase outlet 4 and user side A, B, C three-phase inlet wire 5 is connected, the plug-in switch 71 of top dolly 7 is arranged on top dolly 7, the plug-in switch 71 of top dolly 7 controls the break-make of Article 1 passage, described Article 2 passage mesolow side A, B, C three-phase outlet 4 is directly connected with user side A, B, C three-phase inlet wire 5 by the plug-in switch 81 of bottom dolly 8, the plug-in switch 71 of described top dolly 7 is normally closed, the plug-in switch 81 of bottom dolly 8 is for often to open, when current transformer 6 fault-free, the plug-in switch 71 of top dolly 7 is co-bit, and the plug-in switch 81 of bottom dolly 8 is a point position.
Described low-pressure side A, B, C three-phase outlet 4 and user side A, B, C three-phase inlet wire 5 are mutually corresponding.
Described current transformer 6 is fixed in top dolly 7.
Described top dolly 7 is provided with top dolly grip switches 72, and described bottom dolly 8 is provided with bottom dolly grip switches 82.
During use, when current transformer 6 fault-free, the plug-in switch 71 of top dolly 7 is co-bit, the plug-in switch 81 of bottom dolly 8 is a point position, Article 1, channel connection, user's normal power supply, first bottom dolly grip switches 82 is got to co-bit when current transformer 6 breaks down, the plug-in switch 81 of bottom dolly 8 is communicated with low-pressure side A, B, C three-phase outlet 4 and user side A, B, C three-phase inlet wire 5, user can power, then will fill out of order top dolly 7 to extract out, insert the top for subsequent use dolly that new instrument transformer is housed, the plug-in switch of top for subsequent use dolly again with low-pressure side A, B, C three-phase outlet 4 and user side A, B, C three-phase inlet wire 5 is connected, again bottom dolly grip switches 82 is got to a point position, the plug-in switch 81 of bottom dolly 8 is a point position, Article 2 channel interrupt, achieve the replacing current transformer that do not have a power failure.
The present embodiment just to the utility model design and explanations realizing, is not limited, and under the utility model design, the technical scheme converted without essence is still in protection range.
Claims (4)
1. the public time-dependent current transformer device of the changing table posture that do not have a power failure, comprise low-pressure side binding clip pin, user's side joint wire clamp pin and wiring cabinet, low-pressure side A in described low-pressure side binding clip pin and wiring cabinet, B, the outlet of C three-phase is connected, user side A in described user's side joint wire clamp pin and wiring cabinet, B, C three-phase inlet wire is connected, it is characterized in that: described low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is interconnected by two passes, in described Article 1 passage current transformer by the plug-in switch of top dolly respectively with low-pressure side A, B, the outlet of C three-phase and user side A, B, C three-phase inlet wire is connected, the plug-in switch-linear hybrid of top dolly is on the dolly of top, A, B, C three-phase outlet of described Article 2 passage mesolow side is directly connected with user side A, B, C three-phase inlet wire by the plug-in switch of bottom dolly, and the plug-in switch of described top dolly is normally closed, and the plug-in switch of bottom dolly is for often to open.
2. the public time-dependent current transformer device of the changing table posture that do not have a power failure as claimed in claim 1, described low-pressure side A, the outlet of B, C three-phase and user side A, B, C three-phase inlet wire are mutually corresponding.
3. the public time-dependent current transformer device of the changing table posture that do not have a power failure as claimed in claim 2, described current transformer is fixed in the dolly of top.
4. the public time-dependent current transformer device of the changing table posture that do not have a power failure as claimed in claim 3, described top dolly is provided with top dolly grip switches, and described bottom dolly is provided with bottom dolly grip switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799132.0U CN204333699U (en) | 2014-12-18 | 2014-12-18 | One does not have a power failure the public time-dependent current transformer device of changing table posture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799132.0U CN204333699U (en) | 2014-12-18 | 2014-12-18 | One does not have a power failure the public time-dependent current transformer device of changing table posture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333699U true CN204333699U (en) | 2015-05-13 |
Family
ID=53170017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420799132.0U Expired - Fee Related CN204333699U (en) | 2014-12-18 | 2014-12-18 | One does not have a power failure the public time-dependent current transformer device of changing table posture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204333699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816813A (en) * | 2017-03-17 | 2017-06-09 | 中国电力科学研究院 | The method of power distribution network current transformer installing structure and charged for replacement current transformer |
| CN107765056A (en) * | 2017-09-22 | 2018-03-06 | 国家电网公司 | Direct current CT more changing devices |
-
2014
- 2014-12-18 CN CN201420799132.0U patent/CN204333699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816813A (en) * | 2017-03-17 | 2017-06-09 | 中国电力科学研究院 | The method of power distribution network current transformer installing structure and charged for replacement current transformer |
| CN107765056A (en) * | 2017-09-22 | 2018-03-06 | 国家电网公司 | Direct current CT more changing devices |
| CN107765056B (en) * | 2017-09-22 | 2020-05-01 | 国家电网公司 | Direct current CT replacing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |