CN217212991U - Modular insulating fixed stay and cubical switchboard withstand voltage test connecting device - Google Patents
Modular insulating fixed stay and cubical switchboard withstand voltage test connecting device Download PDFInfo
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- CN217212991U CN217212991U CN202123314212.1U CN202123314212U CN217212991U CN 217212991 U CN217212991 U CN 217212991U CN 202123314212 U CN202123314212 U CN 202123314212U CN 217212991 U CN217212991 U CN 217212991U
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Abstract
The utility model discloses a combined insulating fixed support and switch cabinet voltage-withstand test connecting device, which comprises an insulating telescopic rod and a high-voltage test wire; the number of the insulating telescopic rods is a plurality, one end of each insulating telescopic rod is provided with a powerful magnet which can be adsorbed on an iron switch cabinet through the powerful magnet, and the other end of each insulating telescopic rod can form a fulcrum of a high-voltage test wire; one end of the high-voltage test wire is connected with a voltage withstand test device, the other end of the high-voltage test wire is connected with a tested device in an inserting mode, and the middle section of the high-voltage test wire is supported by the other end of the insulating telescopic rod. Through the utility model discloses when carrying out withstand voltage test to fixed cubical switchboard, can form effective fulcrum to the high-voltage testing line through insulating telescopic link, make the high-voltage testing line hang aloft to increase fail safe nature, reduce the high-voltage testing line and puncture the probability.
Description
Technical Field
The utility model relates to an electric power test technical field, in particular to modular insulating fixed bolster and cubical switchboard withstand voltage test connecting device.
Background
At present, a voltage withstand test is carried out on a fixed switch cabinet, a high-voltage test wire is suspended in the air by an insulation phase color tape, air insulation is utilized to prevent the high-voltage test wire from discharging to a cabinet body, and the method is greatly influenced by skill level and field conditions.
Because most fixed cubical switchboard are compact, overhaul the narrow and small space. At present, 96KV voltage resistance is required to be carried out according to the standard in a voltage resistance test of a 35kV switch cabinet breaker, a 42kV voltage resistance test of a 10kV switch cabinet breaker is carried out, the test voltage is high, a current transformer, a voltage transformer and an isolating switch are arranged in a switch cabinet, the space is small, the structure is complex, a test wire is not provided with an insulating fixed support, the test wire is suspended in the air by an insulating tape in the conventional test method, the method is long in time consumption, poor in safety and reliability, and high in breakdown probability of the test wire during the voltage resistance test.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a modular insulating fixed bolster and cubical switchboard withstand voltage test connecting device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a combined insulating fixed support and switch cabinet voltage-withstand test connecting device comprises an insulating telescopic rod and a high-voltage test wire; the number of the insulating telescopic rods is a plurality, one end of each insulating telescopic rod is provided with a powerful magnet which can be adsorbed on an iron switch cabinet through the powerful magnet, and the other end of each insulating telescopic rod can form a fulcrum of a high-voltage test wire; one end of the high-voltage test wire is connected with a voltage withstand test device, the other end of the high-voltage test wire is connected with a tested device in an inserting mode, and the middle section of the high-voltage test wire is supported by the other end of the insulating telescopic rod.
Furthermore, the other end of the insulating telescopic rod is provided with a threading hole, and the middle section of the high-voltage test wire penetrates through the threading hole.
Further, the other end of insulating telescopic link is equipped with the coupler body, the interlude of high-voltage testing line can be placed in the coupler body.
Furthermore, the other end of the insulating telescopic rod is provided with a wire clamp, and the middle section of the high-voltage test wire can be fixed in the wire clamp.
Furthermore, the high-voltage test line comprises a main core of the pressure-resistant line, a cable insulating layer wraps the outside of the main core of the pressure-resistant line, and an inlet silica gel protective layer wraps the outside of the cable insulating layer.
Furthermore, the high-voltage test wire and the inserting end of the tested device are a branch-forked short-circuited wire, and a banana plug is arranged at the end of the short-circuited wire.
The beneficial effects of the utility model are that:
when the voltage withstand test is carried out on the fixed switch cabinet through the combined type insulation fixed support and switch cabinet voltage withstand test connecting device, one end of the insulation telescopic rod can be adsorbed on the iron switch cabinet through the strong magnet, and the other end of the insulation telescopic rod can form an effective fulcrum for a high-voltage test wire to enable the high-voltage test wire to be hung in the air, so that the safety and reliability are improved, and the breakdown probability of the high-voltage test wire is reduced.
The combined type insulation fixed support and switch cabinet voltage-withstand test connecting device optimizes the structure of a high-voltage test wire, so that the high-voltage test wire is flame-retardant and insulated, is light and easy to carry, and can be conveniently installed on site; meanwhile, the high-voltage test wire has high withstand voltage level and strong insulating property, fully meets the requirement of ground safety distance, and has high safety and reliability in high-voltage test. In addition, insulating telescopic link convenient to carry can be unsettled with high-voltage testing line, does not contact other places, safe and reliable, easy to assemble.
Drawings
Fig. 1, fig. 2 and fig. 3 are schematic diagrams illustrating three supporting modes of the insulating telescopic rod of the present invention for a high voltage test line;
fig. 4 is a schematic structural view of the high voltage test line of the present invention;
in the figures 1-4, 1-insulating telescopic rod, 2-high-voltage test wire, 3-strong magnet, 4-threading hole, 5-hook body, 6-wire clamp, 7-voltage-resistant wire main core, 8-cable insulation layer, 9-imported silica gel protective layer, 10-one-minute three-branch short-circuit wire and 11-banana plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1 to 3, the present embodiment provides a combined insulating fixed support and switch cabinet voltage-withstand test connecting device, which includes an insulating telescopic rod 1 and a high-voltage test wire 2;
specifically, the number of the insulating telescopic rods 1 is multiple, one end of each insulating telescopic rod 1 is provided with a strong magnet 3, each insulating telescopic rod 1 can be adsorbed on an iron switch cabinet through the strong magnets 3, and the other end of each insulating telescopic rod 1 can form a fulcrum of the high-voltage test wire 2; the high-voltage testing device is characterized in that one end of the high-voltage testing wire 2 is connected with a voltage withstand testing device, the other end of the high-voltage testing wire 2 is connected with a tested device in an inserting mode, and the middle section of the high-voltage testing wire 2 is supported by the other end of the insulating telescopic rod 1.
When carrying out withstand voltage test to fixed cubical switchboard through this insulating fixed bolster of combination formula and cubical switchboard withstand voltage test connecting device, the one end of insulating telescopic link 1 can adsorb on the iron cubical switchboard through powerful magnet 3, and its other end can form effective fulcrum to high-voltage testing line 2, makes high-voltage testing line 2 hang aloft to increase fail safe nature, reduce high-voltage testing line 2 and puncture the probability.
In the embodiment, a supporting mode of various insulating telescopic rods 1 for a high-voltage test wire 2 is provided:
mode one, as shown in fig. 1, the other end of insulating telescopic link 1 is equipped with through wires hole 4, the withstand voltage test equipment of one end of high-voltage test line 2 connects, and the other end of high-voltage test line 2 passes through wires hole 4 after and is pegged graft with the equipment of being tested to make the interlude of high-voltage test line 2 pass through wires hole 4, and be located the through wires hole 4 department of the 1 other end of insulating telescopic link, the other end of insulating telescopic link 1 can form the fulcrum to high-voltage test line 2, plays the supporting role.
Secondly, as shown in fig. 2, a hook body 5 is arranged at the other end of the insulating telescopic rod 1, one end of the high-voltage test wire 2 is connected with a voltage-withstanding test device, the other end of the high-voltage test wire 2 is inserted into a tested device, and the middle section of the high-voltage test wire 2 is placed in the hook body 5; the other end of the insulating telescopic rod 1 can form a fulcrum for the high-voltage test wire 2, and the supporting effect is achieved.
And in a third mode, as shown in fig. 3, the other end of the insulating telescopic rod 1 is provided with a wire clamp 6, one end of the high-voltage test wire 2 is connected with a voltage-withstand test device, the other end of the high-voltage test wire 2 is spliced with a tested device, the middle section of the high-voltage test wire 2 is clamped in the wire clamp 6 at the other end of the insulating telescopic rod 1, and the other end of the insulating telescopic rod 1 can form a fulcrum for the high-voltage test wire 2 to play a supporting role.
It should be noted that the telescopic structure of the insulating telescopic rod 1 in the present embodiment may adopt a telescopic structure of the insulating telescopic rod 1 in the prior art, and is not limited herein.
In another embodiment of the present invention, the structure of the high voltage test line 2 is also optimized.
Specifically, as shown in fig. 4, the high-voltage test wire 2 includes a voltage-resistant main core 7, a cable insulation layer 8 is wrapped outside the voltage-resistant main core 7, and an inlet silica gel protective layer 9 is wrapped outside the cable insulation layer 8; the fire resistance, the insulativity and the withstand voltage grade of the high-voltage test wire 2 are improved by wrapping the imported silica gel protective layer 9. In addition, the high-voltage test wire 2 and the inserting end of the tested equipment are a branch-trifurcate short connecting wire 10, and a banana plug 11 is arranged at the end of the short connecting wire. High-voltage testing line 2 is pegged graft through banana plug 11 with the equipment under test, when carrying out withstand voltage test to fixed cubical switchboard, when can guaranteeing the stability that high-voltage testing line 2 connects, also the wiring of feasible is more convenient.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a modular insulating fixed stay and cubical switchboard withstand voltage test connecting device which characterized in that: the combined type insulation fixed support and switch cabinet voltage-withstand test connecting device comprises an insulation telescopic rod and a high-voltage test wire;
the number of the insulating telescopic rods is a plurality, one end of each insulating telescopic rod is provided with a strong magnet which can be adsorbed on an iron switch cabinet through the strong magnet, and the other end of each insulating telescopic rod can form a fulcrum of a high-voltage test wire;
one end of the high-voltage test wire is connected with a voltage withstand test device, the other end of the high-voltage test wire is connected with a tested device in an inserting mode, and the middle section of the high-voltage test wire is supported by the other end of the insulating telescopic rod.
2. The combined type insulation fixed support and switch cabinet voltage withstand test connecting device according to claim 1, characterized in that: the other end of the insulating telescopic rod is provided with a threading hole, and the middle section of the high-voltage test wire penetrates through the threading hole.
3. The combined type insulation fixed support and switch cabinet voltage withstand test connecting device according to claim 1, characterized in that: the other end of the insulating telescopic rod is provided with a hook body, and the middle section of the high-voltage test wire can be placed in the hook body.
4. The combined type insulation fixed support and switch cabinet voltage withstand test connecting device according to claim 1, characterized in that: the other end of the insulating telescopic rod is provided with a wire clamp, and the middle section of the high-voltage test wire can be fixed in the wire clamp.
5. The combined insulating fixed support and switch cabinet voltage withstand test connecting device according to any one of claims 1 to 4, characterized in that: the high-voltage test line comprises a main core of the pressure-resistant line, a cable insulating layer wraps the outside of the main core of the pressure-resistant line, and an inlet silica gel protective layer wraps the outside of the cable insulating layer.
6. The combined type insulation fixed support and switch cabinet voltage withstand test connecting device according to claim 5, characterized in that: the high-voltage test wire and the inserting end of the tested equipment are a branch-trifurcate short connecting wire, and a banana plug is arranged at the end of the short connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123314212.1U CN217212991U (en) | 2021-12-27 | 2021-12-27 | Modular insulating fixed stay and cubical switchboard withstand voltage test connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123314212.1U CN217212991U (en) | 2021-12-27 | 2021-12-27 | Modular insulating fixed stay and cubical switchboard withstand voltage test connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217212991U true CN217212991U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123314212.1U Active CN217212991U (en) | 2021-12-27 | 2021-12-27 | Modular insulating fixed stay and cubical switchboard withstand voltage test connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217212991U (en) |
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2021
- 2021-12-27 CN CN202123314212.1U patent/CN217212991U/en active Active
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