CN203251092U - Multifunctional transition source box - Google Patents
Multifunctional transition source box Download PDFInfo
- Publication number
- CN203251092U CN203251092U CN 201320274235 CN201320274235U CN203251092U CN 203251092 U CN203251092 U CN 203251092U CN 201320274235 CN201320274235 CN 201320274235 CN 201320274235 U CN201320274235 U CN 201320274235U CN 203251092 U CN203251092 U CN 203251092U
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- phase
- power supply
- output
- source box
- terminal
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- Expired - Fee Related
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- 230000007704 transition Effects 0.000 title abstract 4
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000002474 experimental method Methods 0.000 description 5
- 238000002788 crimping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a multifunctional transition source box. The source box comprises four input terminals for connecting with three-phase four-wire system power lines; three input terminals for connecting with phase lines are connected with an inlet wire terminal of a three phase switch; and a leading-out terminal of the three phase switch is in parallel connection with at least one single-phase plug and at least one three phase plug. The source box also comprises four output terminals for three-phase four-wire system output; three output terminals for phase line output is connected with leading-out terminal of the three phase switch; the output terminal for center line output is connected with a center line input terminal; and the above elements are fixed on a base plate of the multifunctional transition source box. The multifunctional transition source box provided by the utility model is applicable to all on-site power supply wiring, greatly reduces time for on-site connection of a test power supply and enhances security compared with former improper wiring, thereby avoiding low voltage electric shock of work personnel during wiring.
Description
Technical field
The utility model relates to a kind of multi-functional conversion power supply box.
Background technology
During the operation of electric power system site examining and repairing, need the call through test power supply, experiment power supply is varied during field operation, power supply box is arranged, wall socket, cross flow tray, the various ways such as generator, each power supply box power supply output connects the mode of drawing and also is not quite similar, have knob to connect to draw, 10A is arranged, 16A, the 25A socket connects and draws, terminal board screw crimping is also arranged, free open screw crimping is also arranged, our electric company has more than 100 transformer station at present, parasang far away has 130 kilometers, work knows that just power supply connects the mode of drawing behind the scene, entrained cable axle often is not suitable with field power supply and connects and draw, and affects work, and power supply is not identical apart from the working site distance yet, sometimes a cable axle falls short of and also needs two cable axles to connect, two cable axles are connected to on-the-spot very inconvenient, use at present widely that the removal cable axle can not adapt to on-the-spot multiple needs, and the experiment power supply wiring is cumbersome dangerous again.
The utility model content
The technical problems to be solved in the utility model provides a kind of multi-functional conversion power supply box, and it has, and cost of manufacture is low, easy to use, the characteristics such as be easy to carry.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: comprise for four lead-in clamps that are connected with the three-phase four-wire system power line, three lead-in clamps that wherein are used for being connected with phase line are connected with the threephase switch end of incoming cables, the threephase switch leading-out terminal also connects at least one Single-phase plug and at least one 3-phase plug, also comprise four output wiring terminals for three-phase four-wire system output, three output wiring terminals that wherein are used for phase line output are connected with the threephase switch leading-out terminal, the output wiring terminal that is used for center line output is connected with the center line lead-in clamp, and said elements is fixed on the base plate of multi-functional conversion power supply box.
The utility model further improves and is: lead-in clamp and threephase switch among phase line are connected with power supply indicator; The threephase switch leading-out terminal is connected with fuse.
Four Single-phase plugs, two 3-phase plugs are installed in the multi-functional conversion power supply box.
The beneficial effect that adopts technique scheme to produce is: comprise for four lead-in clamps that are connected with the three-phase four-wire system power line, three lead-in clamps that wherein are used for being connected with phase line are connected with the threephase switch end of incoming cables, the threephase switch leading-out terminal also connects at least one Single-phase plug and at least one 3-phase plug, also comprise four output wiring terminals for three-phase four-wire system output, three output wiring terminals that wherein are used for phase line output are connected with the threephase switch leading-out terminal, the output wiring terminal that is used for center line output is connected with the center line lead-in clamp, and said elements is fixed on the base plate of multi-functional conversion power supply box.The wiring of applicable at present on-the-spot all power supplys has greatly reduced the on-the-spot time of drawing experiment power supply that connects, and has increased fail safe than in the past some improperly wiring, thereby has caused low-voltage electric shock when having avoided staff's wiring.Lead-in clamp and threephase switch among phase line are connected with power supply indicator.Directly whether each phase line power supply of indication is connected, easy to use.The threephase switch leading-out terminal is connected with fuse.Improved electrical safety.
Description of drawings
Fig. 1 is the wire connection structure schematic diagram of each element in the utility model.
In the accompanying drawings: ABC, phase line lead-in clamp; O, center line lead-in clamp; HL, indicator light; HK, threephase switch; FU, fuse; XS, socket; Abc, phase line output wiring terminal; O, center line output wiring terminal.
Embodiment
By embodiment shown in Figure 1 as can be known, comprise for four lead-in clamps that are connected with the three-phase four-wire system power line, three lead-in clamps that wherein are used for being connected with phase line are connected with the threephase switch end of incoming cables, the threephase switch leading-out terminal also connects four Single-phase plugs and two 3-phase plugs, also comprise four output wiring terminals for three-phase four-wire system output, three output wiring terminals that wherein are used for phase line output are connected with the threephase switch leading-out terminal, the output wiring terminal that is used for center line output is connected with the center line lead-in clamp, and said elements is fixed on the base plate of multi-functional conversion power supply box; Lead-in clamp and threephase switch among phase line are connected with power supply indicator; The threephase switch leading-out terminal is connected with fuse.
Using method:
On the basis of traditional experiment power patch panel, install the multiple applicable socket that various test apparatuses need additional, install three-phase disconnecting link additional, meet in the low tension loop of rules tests two mains switches should be arranged, the power supply input is equipped with indicator light, four wiring knobs are respectively installed in the power supply input and output, being particularly suitable for two cable axles connects fast, the power supply input has been made multiple fast patch plug according to the field power supply case, the wiring of applicable at present on-the-spot all power supplys, greatly reduced the on-the-spot time of drawing experiment power supply that connects, increased fail safe than in the past some improperly wiring, thereby caused low-voltage electric shock when having avoided staff's wiring.
Claims (4)
1. multi-functional conversion power supply box, it is characterized in that: comprise for four lead-in clamps that are connected with the three-phase four-wire system power line, three lead-in clamps that wherein are used for being connected with phase line are connected with the threephase switch end of incoming cables, described threephase switch leading-out terminal also connects at least one Single-phase plug and at least one 3-phase plug, also comprise four output wiring terminals for three-phase four-wire system output, three output wiring terminals that wherein are used for phase line output are connected with the threephase switch leading-out terminal, the output wiring terminal that is used for center line output is connected with the center line lead-in clamp, and said elements is fixed on the base plate of multi-functional conversion power supply box.
2. a kind of multi-functional conversion power supply box according to claim 1 is characterized in that described lead-in clamp and threephase switch among phase line are connected with power supply indicator.
3. a kind of multi-functional conversion power supply box according to claim 1 is characterized in that described threephase switch leading-out terminal is connected with fuse.
4. a kind of multi-functional conversion power supply box according to claim 1 is characterized in that described at least one Single-phase plug is four Single-phase plugs; Described at least one 3-phase plug is two 3-phase plugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320274235 CN203251092U (en) | 2013-05-20 | 2013-05-20 | Multifunctional transition source box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320274235 CN203251092U (en) | 2013-05-20 | 2013-05-20 | Multifunctional transition source box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203251092U true CN203251092U (en) | 2013-10-23 |
Family
ID=49377510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320274235 Expired - Fee Related CN203251092U (en) | 2013-05-20 | 2013-05-20 | Multifunctional transition source box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203251092U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872599A (en) * | 2014-03-14 | 2014-06-18 | 国家电网公司 | Movable multifunctional maintenance power box |
| CN106785730A (en) * | 2017-01-17 | 2017-05-31 | 国网山东省电力公司滨州供电公司 | A kind of on-load tap changers of transformers temporary source termination |
-
2013
- 2013-05-20 CN CN 201320274235 patent/CN203251092U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103872599A (en) * | 2014-03-14 | 2014-06-18 | 国家电网公司 | Movable multifunctional maintenance power box |
| CN106785730A (en) * | 2017-01-17 | 2017-05-31 | 国网山东省电力公司滨州供电公司 | A kind of on-load tap changers of transformers temporary source termination |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20180520 |