CN208350928U - A kind of insulation test device for 110kV three-phase non-segregated bus - Google Patents
A kind of insulation test device for 110kV three-phase non-segregated bus Download PDFInfo
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- CN208350928U CN208350928U CN201820836816.1U CN201820836816U CN208350928U CN 208350928 U CN208350928 U CN 208350928U CN 201820836816 U CN201820836816 U CN 201820836816U CN 208350928 U CN208350928 U CN 208350928U
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Abstract
The utility model relates to a kind of insulation test devices for 110kV three-phase non-segregated bus, including insulating sleeve, single-phase conductor is equipped in insulating sleeve, single-phase conductor is used to apply voltage to three-phase bus, insulation test device further includes shell, the connection of the three-phase disc insulator of shell one end and three-phase bus, the connection of the single-phase disc insulator of the other end and insulating sleeve, on shell installation there are three with the one-to-one direct acting structure of bus, direct acting structure includes ontology and moving contact, ontology is connect with shell, moving contact is flexibly connected with ontology, one end that single-phase conductor protrudes into shell is equipped with circular groove, one end that three-phase bus protrudes into shell is equipped with the through-hole for accommodating moving contact, compared with prior art, the utility model can be such that three-phase bus mutually arbitrarily switches between Earth Phase two states in test, test process settles at one go , operate, occupy little space without cumbersome wiring commutation.
Description
Technical field
The utility model relates to a kind of insulation test devices of high voltage electrical apparatus technical field, are used for more particularly, to one kind
The insulation test device of 110kV three-phase non-segregated bus.
Background technique
Insulation Test is indispensable link in high voltage electric appliance onsite acceptance, and in 110kV GIS, bus is main
Using three-phase non-segregated bus, then A/B/C three-phase is extracted from casing.Most of existing test process is from outlet casing tube end
Apply insulation test voltage.One of them Insulation Test is often done, in addition two phase ground, test process needs frequent commutation wiring,
It is comparatively laborious.
After searching and discovering the prior art, existing mainstream producer is directly drawn using 110kV GIS three-phase non-segregated bus
The device for doing Insulation Test out is seldom, and is in technology blockage state, can not popularize use.
Utility model content
The purpose of this utility model is exactly to provide one kind in order to overcome the problems of the above-mentioned prior art and be used for
The insulation test device of 110kV three-phase non-segregated bus.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of insulation test device for 110kV three-phase non-segregated bus, including insulating sleeve, in the insulating sleeve
Equipped with single-phase conductor, the single-phase conductor is used to apply voltage to three-phase bus,
The insulation test device further includes shell, the three-phase disc insulator of described shell one end and three-phase bus
The single-phase disc insulator of connection, the other end and insulating sleeve connects, and there are three straight correspondingly with bus for installation on shell
Dynamic structure, the direct acting structure includes ontology and moving contact, and the ontology is connect with shell, and moving contact and ontology activity connect
It connects, one end that the single-phase conductor protrudes into shell is equipped with circular groove, and one end that the three-phase bus protrudes into shell, which is equipped with, to be used for
The through-hole of moving contact is accommodated,
When test, the ontology and frame ground, the moving contact are back and forth transported in through-hole under ontology control
It is dynamic, it connect corresponding bus with the circular groove on single-phase conductor, or connect bus with ontology, realizes busbar grounding or pressurization.
The shell is cylindrical.
The ontology is connected together with moving contact.
Described moving contact one end is equipped with slot, and one end of the ontology is equipped with pin, and the pin is matched with slot
It closes, after pin is aligned with slot and enters slot, ontology rotation is stuck in pin in slot, ontology can push and pull dynamic touching at this time
Head movement.
Penetrating sliding cavity is set in the ontology, is equipped with sliding axle, described sliding axle one end in the sliding cavity
Pin is set, and the sliding axle moves back and forth in sliding cavity.
Watchband-shaped contactor is equipped in circular groove on the single-phase conductor.
The shell is equipped with watch window.
Compared with prior art, the utility model has the advantage that
(1) this experimental rig is used, A/B/C three-phase mutually can arbitrarily switch between Earth Phase two states in test,
Test process settles at one go, operates, occupies little space without cumbersome wiring commutation.
(2) ontology with contact of direct acting structure are connected together, easy to operate.
(3) it is equipped with watchband-shaped contactor in the circular groove on single-phase conductor, improves contact reliability.
(4) shell is equipped with watch window, and the location status of moving contact can be observed by observation window, improves operation
Reliability.
Detailed description of the invention
Fig. 1 is the present embodiment experimental rig and insulating sleeve and three-phase bus connection schematic diagram；
Fig. 2 is that the moving contact of the present embodiment experimental rig makes busbar grounding status diagram；
Fig. 3 is that the moving contact of the present embodiment experimental rig makes bus pressurized state schematic diagram；
Fig. 4 is the present embodiment experimental rig external structure schematic diagram.
Appended drawing reference:
1 is test casing；2 be single-phase disc insulator；3 be shell；4 be single-phase conductor；5 be direct acting structure；6 be three
Phase disc insulator；7 be moving contact；8 be watch window.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model
Shield range is not limited to the following embodiments.
Embodiment
As shown in Fig. 1,4, a kind of insulation test device for 110kV three-phase non-segregated bus, including insulating sleeve 1, absolutely
Single-phase conductor 4 is equipped in edge casing 1, single-phase conductor 4 is used to apply voltage to three-phase bus,
Insulation test device further includes shell 3, and the connection of three-phase disc insulator 6 of 3 one end of shell and three-phase bus is another
End connect with the single-phase disc insulator 2 of insulating sleeve 1, on shell 3 install there are three with the one-to-one direct acting structure of bus
5, direct acting structure 5 includes ontology and moving contact 7, and ontology is connect with shell 3, and moving contact 7 is flexibly connected with ontology, single-phase conductor 4
The one end for protruding into shell 3 is equipped with circular groove, and watchband-shaped contactor is equipped in circular groove, and one end that three-phase bus protrudes into shell 3 is equipped with for holding
Receive the through-hole of moving contact 7,
When test, ontology and shell 3 are grounded, and moving contact 7 moves back and forth in through-hole, makes corresponding under ontology control
Bus is connect by moving contact 7 with the circular groove on single-phase conductor 4, and insulation test voltage is pressurizeed by cannula tip (such as Fig. 3 institute
Show), or it connect bus with ontology, it realizes busbar grounding (as shown in Figure 2).
Shell 3 is cylindrical, and shell 3 is equipped with watch window 8, respectively corresponds three bus end points, it may be convenient to
Observe the state of each bus.
Ontology is connected together with moving contact 7, specifically: 7 one end of moving contact is equipped with slot, and one end of ontology is equipped with pin,
Pin and slot cooperate, and after pin is aligned with slot and enters slot, ontology rotation is stuck in pin in slot, at this time originally
Body can push and pull the movement of moving contact 7.
Penetrating sliding cavity is set in ontology, sliding axle is equipped in sliding cavity, and pin is arranged in sliding axle one end, and sliding axle is in cunning
It is moved back and forth in dynamic chamber.As shown in figure 4, sliding axle one end is connected with turntable handle, facilitate rotation.
Claims (7)
1. a kind of insulation test device for 110kV three-phase non-segregated bus, including insulating sleeve (1), the insulating sleeve
(1) single-phase conductor (4) are equipped in, the single-phase conductor (4) is used to apply voltage to three-phase bus,
It is characterized in that, the insulation test device further includes shell (3), the shell (3) one end and three-phase bus
Three-phase disc insulator (6) connection, the other end are connect with the single-phase disc insulator (2) of insulating sleeve (1), and shell is pacified on (3)
Dress there are three and the one-to-one direct acting structure (5) of bus, the direct acting structure (5) include ontology and moving contact, it is described
Ontology is connect with shell (3), and moving contact is flexibly connected with ontology, and one end that the single-phase conductor (4) protrudes into shell (3) is equipped with
Circular groove, one end that the three-phase bus protrudes into shell (3) are equipped with the through-hole for accommodating moving contact,
When test, the ontology and shell (3) are grounded, and the moving contact moves back and forth in through-hole under ontology control,
It connect corresponding bus with the circular groove on single-phase conductor (4), or connect bus with ontology, realize busbar grounding or pressurization.
2. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 1, which is characterized in that
The shell (3) is cylindrical.
3. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 1, which is characterized in that
The ontology is connected together with moving contact.
4. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 3, which is characterized in that
Described moving contact one end is equipped with slot, and one end of the ontology is equipped with pin, and the pin and slot cooperate, and works as pin
After being aligned with slot and entering slot, ontology rotation is stuck in pin in slot, and ontology can push and pull moving contact movement at this time.
5. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 4, which is characterized in that
Penetrating sliding cavity is set in the ontology, and sliding axle is equipped in the sliding cavity, pin is arranged in described sliding axle one end,
The sliding axle moves back and forth in sliding cavity.
6. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 1, which is characterized in that
Watchband-shaped contactor is equipped in circular groove on the single-phase conductor (4).
7. a kind of insulation test device for 110kV three-phase non-segregated bus according to claim 1, which is characterized in that
The shell (3) is equipped with watch window (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836816.1U CN208350928U (en) | 2018-05-31 | 2018-05-31 | A kind of insulation test device for 110kV three-phase non-segregated bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820836816.1U CN208350928U (en) | 2018-05-31 | 2018-05-31 | A kind of insulation test device for 110kV three-phase non-segregated bus |
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| Publication Number | Publication Date |
|---|---|
| CN208350928U true CN208350928U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820836816.1U Active CN208350928U (en) | 2018-05-31 | 2018-05-31 | A kind of insulation test device for 110kV three-phase non-segregated bus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680840A (en) * | 2018-05-31 | 2018-10-19 | 国网上海市电力公司 | A kind of insulation test device for 110kV three-phase non-segregated bus |
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2018
- 2018-05-31 CN CN201820836816.1U patent/CN208350928U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680840A (en) * | 2018-05-31 | 2018-10-19 | 国网上海市电力公司 | A kind of insulation test device for 110kV three-phase non-segregated bus |
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