CN219643274U - Temporary shorting stub tool for AC/DC terminal of transformer substation - Google Patents
Temporary shorting stub tool for AC/DC terminal of transformer substation Download PDFInfo
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- CN219643274U CN219643274U CN202320843520.3U CN202320843520U CN219643274U CN 219643274 U CN219643274 U CN 219643274U CN 202320843520 U CN202320843520 U CN 202320843520U CN 219643274 U CN219643274 U CN 219643274U
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- terminal
- current terminal
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- bending part
- connecting rod
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- 238000005452 bending Methods 0.000 claims abstract description 28
- 230000009466 transformation Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The temporary shorting tool for the AC and DC terminals of the transformer substation comprises a DC terminal, an AC terminal and a test wire for connecting the DC terminal and the AC terminal; the direct current wiring terminal comprises a plug-in connection part and a bending part; the bending part and the inserting part are of an integrated structure, the bending part bends upwards to enable the bending part and the inserting part to be 90 degrees, the bending part is connected with the test line, and the inserting part is provided with a round hole. According to the utility model, the direct-current terminal and the alternating-current terminal are integrated into a whole through the test wire, and when the direct-current terminal is connected, the plug-in part of the direct-current terminal is connected to the direct-current terminal, the plug-in part is fixed with the direct-current terminal through the screw, and then the alternating-current terminal is connected with the alternating-current terminal, so that the temporary short circuit of the direct-current terminal and the alternating-current terminal can be rapidly completed, the wiring time is reduced, the operation time is greatly shortened, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of electric power, in particular to a temporary shorting tool for an alternating current/direct current terminal of a transformer substation.
Background
After the transformer substation runs for a certain period of time, the secondary equipment of the transformer substation needs to be transformed and replaced so as to ensure the reliability of the equipment running. In some old substations, the condition that the direct current terminal is used for alternating current wiring can appear, and when carrying out secondary equipment transformation and device logic verification to these old substations, sometimes need carry out the short circuit with alternating current-direct current terminal temporarily to satisfy transformation test demand. However, the conventional test wire cannot short-circuit the AC and DC terminals together at present because the DC terminals are not provided with test jacks, so that the on-site transformation test operation is restricted, and the on-site construction period is prolonged.
Disclosure of Invention
In order to solve the technical problems in the prior art, in view of the above, it is necessary to provide a temporary shorting tool for ac and dc terminals of a transformer substation.
A temporary shorting tool for AC and DC terminals of a transformer substation comprises a DC terminal, an AC terminal and a test wire for connecting the DC terminal and the AC terminal;
the direct-current wiring terminal comprises a plug-in connection part and a bending part; the bending part and the inserting part are of an integrated structure, the bending part bends upwards to enable the bending part and the inserting part to be 90 degrees, the bending part is connected with the test line, and the inserting part is provided with a round hole.
Preferably, the connecting pipe is fixed on the bending part, the connecting rod is installed in the connecting pipe along the axial direction of the connecting pipe in a threaded manner, two end parts of the connecting rod extend to the outside of the connecting pipe, and the upper part of the connecting rod is connected with the test wire.
Preferably, the connecting tube is concentric with the circular hole.
Preferably, the upper end of the connecting rod is fixedly connected with a screwing end.
Preferably, one end of the test wire is fixedly connected with a collar, and the collar is sleeved on the connecting rod and is positioned between the screwing end and the connecting pipe.
Preferably, the ac terminal includes an insulating portion, a conductive portion; the insulating part is fixedly connected with a connector lug, the connector lug is connected with the test wire, one end of the conducting part is inserted into the insulating part and connected with the connector lug, and the other end of the conducting part extends out of the insulating part.
According to the technical scheme, the temporary shorting tool for the AC and DC terminals of the transformer substation comprises a DC terminal, an AC terminal and a test wire for connecting the DC terminal and the AC terminal; the direct current wiring terminal comprises a plug-in connection part and a bending part; the bending part and the inserting part are of an integrated structure, the bending part bends upwards to enable the bending part and the inserting part to be 90 degrees, the bending part is connected with the test line, and the inserting part is provided with a round hole. According to the utility model, the direct-current terminal and the alternating-current terminal are integrated into a whole through the test wire, and when the direct-current terminal is connected, the plug-in part of the direct-current terminal is connected to the direct-current terminal, the plug-in part is fixed with the direct-current terminal through the screw, and then the alternating-current terminal is connected with the alternating-current terminal, so that the temporary short circuit of the direct-current terminal and the alternating-current terminal can be rapidly completed, the wiring time is reduced, the operation time is greatly shortened, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the dc terminal of the present utility model.
Fig. 3 is a schematic diagram of the structure of the ac terminal, test line connection of the present utility model.
In the figure: the electric wire connector comprises a direct-current terminal 01, a plug-in part 11, a bending part 12, a round hole 13, an alternating-current terminal 02, an insulating part 21, a conductive part 22, a connector lug 23, a test wire 03, a connecting pipe 04, a connecting rod 05, a screwing end 51 and a sleeve ring 06.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," "lower," and the like are used for indicating orientations or positional relationships, merely to facilitate the description of the present utility model and simplify the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and are not to be construed as limiting the present utility model.
Referring to fig. 1 to 3, the utility model provides a temporary shorting tool for ac and dc terminals of a transformer substation, which comprises a dc terminal 01, an ac terminal 02, and a test wire 03 for connecting the dc terminal 01 and the ac terminal 02; the direct current terminal 01 comprises a plug-in connection part 11 and a bending part 12; the bending part 12 and the inserting part 11 are of an integrated structure, the bending part 12 is bent upwards, the bending part 12 and the inserting part 11 are mutually 90 degrees, the bending part 12 is connected with the test wire 03, and the inserting part 11 is provided with a round hole 13. The direct-current terminal 01 and the alternating-current terminal 02 are integrated into a whole through the test wire 03, and when the direct-current terminal is connected, only the plug-in part 11 of the direct-current terminal 01 is required to be connected to the direct-current terminal, the plug-in part 11 is fixed with the direct-current terminal through a screw, and then the alternating-current terminal 02 is connected with the alternating-current terminal, so that the temporary short circuit between the direct-current terminal and the alternating-current terminal can be rapidly completed, the wiring time is shortened, the operation time is greatly shortened, and the working efficiency is improved.
In one embodiment, a connecting pipe 04 is fixed to the bending portion 12, a connecting rod 05 is screwed into the connecting pipe 04 along the axial direction of the connecting pipe 04, both end portions of the connecting rod 05 extend to the outside of the connecting pipe 04, and the upper portion of the connecting rod 05 is connected to the test line 03. Wherein, connecting pipe 04 is concentric with round hole 13, after grafting portion 11 inserts the direct current terminal, rotates connecting rod 05, can make the lower extreme of connecting rod 05 pass the direct current terminal after to insert in round hole 13, after connecting rod 05 fastening, can fix grafting portion 11 and direct current terminal. When the connection rod 05 needs to be disconnected, the connection rod can be unscrewed, and the plug-in part 11 can be taken out of the direct-current terminal.
Specifically, in order to facilitate the rotation of the connecting rod 05, a screwing end 51 is fixedly connected to the upper end of the connecting rod 05.
In one embodiment, a collar 06 is fixedly connected to one end of the test wire 03, and the collar 06 is sleeved on the connecting rod 05 and is located between the screwing end 51 and the connecting pipe 04. After connecting the plug-in portion 11 with the connecting rod 05 with direct current terminal, twist end 51 can extrude the lantern ring 06, makes lantern ring 06 closely laminate in connecting pipe 04's upper end and twist between the end 51 soon, in order to guarantee stable electric current and pass through, plug-in portion 11, kink 12, connecting rod 05, lantern ring 06 all adopt the copper material.
In one embodiment, the ac wiring includes an insulating portion 21, a conductive portion 22; the insulating part 21 is fixedly connected with a connector lug 23, the connector lug 23 is connected with the test wire 03, one end of the conductive part 22 is inserted into the insulating part 21 and connected with the connector lug 23, and the other end of the conductive part 22 extends out of the insulating part 21. The conductive portion 22 and the land 23 are made of copper.
The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.
Claims (6)
1. Temporary shorting stub frock of transformer substation's alternating current-direct current terminal, its characterized in that: the test wire comprises a direct current terminal, an alternating current terminal and a test wire for connecting the direct current terminal and the alternating current terminal;
the direct-current wiring terminal comprises a plug-in connection part and a bending part; the bending part and the inserting part are of an integrated structure, the bending part bends upwards to enable the bending part and the inserting part to be 90 degrees, the bending part is connected with the test line, and the inserting part is provided with a round hole.
2. The substation ac/dc terminal temporary shorting tool according to claim 1, wherein: the connecting rod is arranged in the connecting pipe along the axial direction of the connecting pipe in a threaded mode, two end portions of the connecting rod extend to the outside of the connecting pipe, and the upper portion of the connecting rod is connected with the test line.
3. The substation ac/dc terminal temporary shorting tool according to claim 2, wherein: the connecting pipe is concentric with the round hole.
4. The substation ac/dc terminal temporary shorting tool according to claim 3, wherein: the upper end of the connecting rod is fixedly connected with a screwing end.
5. The substation ac/dc terminal temporary shorting tool according to claim 4, wherein: one end of the test wire is fixedly connected with a lantern ring, and the lantern ring is sleeved on the connecting rod and is positioned between the screwing end and the connecting pipe.
6. The substation ac/dc terminal temporary shorting tool according to any one of claims 1 to 5, wherein: the alternating current wiring terminal comprises an insulating part and a conductive part; the insulating part is fixedly connected with a connector lug, the connector lug is connected with the test wire, one end of the conducting part is inserted into the insulating part and connected with the connector lug, and the other end of the conducting part extends out of the insulating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843520.3U CN219643274U (en) | 2023-04-14 | 2023-04-14 | Temporary shorting stub tool for AC/DC terminal of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843520.3U CN219643274U (en) | 2023-04-14 | 2023-04-14 | Temporary shorting stub tool for AC/DC terminal of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219643274U true CN219643274U (en) | 2023-09-05 |
Family
ID=87807668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320843520.3U Active CN219643274U (en) | 2023-04-14 | 2023-04-14 | Temporary shorting stub tool for AC/DC terminal of transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219643274U (en) |
-
2023
- 2023-04-14 CN CN202320843520.3U patent/CN219643274U/en active Active
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