CN210516601U - Vacuum isolating switch for outdoor voltage transformer - Google Patents
Vacuum isolating switch for outdoor voltage transformer Download PDFInfo
- Publication number
- CN210516601U CN210516601U CN201921873416.9U CN201921873416U CN210516601U CN 210516601 U CN210516601 U CN 210516601U CN 201921873416 U CN201921873416 U CN 201921873416U CN 210516601 U CN210516601 U CN 210516601U
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- conductive
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- voltage transformer
- conductive connecting
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model relates to an outdoor voltage transformer vacuum isolator includes support (1), the vertical insulating pillar (2) of installing of one end of support (1), line bank (5) of connecting the electrically conductive copper bar are installed at the top of insulating pillar (2), horizontal fixedly connected with electrically conductive connecting piece (6) are gone up in line bank (5). The utility model relates to an outdoor voltage transformer vacuum isolator can carry out live working, and the operational reliability is high.
Description
Technical Field
The utility model relates to an outdoor voltage transformer vacuum isolating switch belongs to power equipment technical field.
Background
At present, a conventional vacuum isolating switch used on an outdoor voltage transformer can not be operated in a live-line mode, and can be operated in a switching-off mode and a switching-on mode only after power is cut off, so that the power supply continuity is seriously influenced, and the power utilization comfort of power users is reduced; therefore, a vacuum isolating switch capable of being operated in a live state is needed.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned not enough, provide an outdoor voltage transformer vacuum isolator that can carry out live working.
The purpose of the utility model is realized like this:
an outdoor voltage transformer vacuum isolating switch comprises a support, wherein an insulating pillar is vertically arranged at one end of the support, a wiring bar connected with a conductive copper bar is arranged at the top of the insulating pillar, and a conductive connecting piece is transversely and fixedly connected to the wiring bar;
the other end of the bracket is provided with a conductive piece, an insulating sleeve with a downward opening is sleeved on the conductive piece, the top of the conductive piece is provided with a lower conductive connecting piece with a semicircular structure, the lower conductive connecting piece is provided with a gap, the inner wall of the insulating sleeve is hinged on the lower conductive connecting piece, and the hinged point of the insulating sleeve and the lower conductive connecting piece is superposed on the circle center of the semicircular structure of the lower conductive connecting piece, a vacuum arc extinguish chamber is fixedly arranged in the insulating sleeve, a conductive pulley is arranged on a conductive rod at the bottom of the vacuum arc extinguish chamber, the conductive pulley is arranged on the outer surface of the lower conductive connecting piece in a semicircular structure in a rolling manner, a conductive block at the top of the vacuum arc extinguish chamber penetrates through the insulating sleeve to be connected with the upper conductive piece, one end of the upper conductive piece is fixedly connected with a pull ring, the other end of the upper conductive piece is fixedly connected with a disconnecting link with an arc-shaped structure, and the disconnecting link is movably inserted on the conductive connecting piece.
The utility model relates to an outdoor voltage transformer vacuum isolator, electrically conductive connecting piece includes U-shaped body spare, and this U-shaped body spare includes two parallel arrangement's diaphragm and connects the connecting plate between two diaphragms and constitute, and is provided with fixed screw on the connecting plate of U-shaped body spare, and the fixing bolt who passes fixed screw arranges in the terminal block soon, has worn a fastening bolt between two diaphragms, and the diaphragm is close to opening end department and outwards protrudes and be formed with the joint recess, and above-mentioned switch card is arranged in the joint recess.
The utility model relates to an outdoor voltage transformer vacuum isolating switch, the guide board that the open end of diaphragm leaned out is formed with horn-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can realize live-line work after increasing vacuum interrupter to through dual connected mode, reliability when guaranteeing to cut off, and can carry out live working, need not the outage operation, guaranteed user's power consumption continuity.
Drawings
Fig. 1 is the utility model relates to an outdoor voltage transformer vacuum isolator's schematic structure (combined floodgate).
Fig. 2 is the utility model relates to an outdoor voltage transformer vacuum isolator's schematic structure (cut off).
Fig. 3 is the utility model relates to an outdoor voltage transformer vacuum isolator's electrically conductive connecting piece's schematic structure diagram.
Wherein:
the device comprises a bracket 1, an insulating pillar 2, a conductive piece 3, an insulating sleeve 4, a wiring bar 5, a conductive connecting piece 6, a vacuum arc-extinguishing chamber 7, an upper conductive piece 8, a disconnecting link 9 and a pull ring 10;
a lower conductive connecting piece 3.1 and a gap 3.2;
a U-shaped body part 6.1, a fixing screw hole 6.2, a clamping groove 6.3, a fastening bolt 6.4 and a guide plate 6.5;
conductive rod 7.1, conductive block 7.2, conductive pulley 7.3.
Detailed Description
Referring to fig. 1 to 3, the vacuum isolating switch of the outdoor voltage transformer of the present invention comprises a bracket 1, wherein an insulating pillar 2 is vertically installed at one end of the bracket 1, a wiring bar 5 connected with a conductive copper bar is installed at the top of the insulating pillar 2, and a conductive connecting member 6 is transversely and fixedly connected to the wiring bar 5;
the other end of the bracket 1 is provided with a conductive piece 3, an insulating sleeve 4 with a downward opening is sleeved on the conductive piece 3, the top of the conductive piece 3 is provided with a lower conductive connecting piece 3.1 with a semicircular structure, the lower conductive connecting piece 3.1 is provided with a notch 3.2, the inner wall of the insulating sleeve 4 is hinged on the lower conductive connecting piece 3.1, the hinged point of the insulating sleeve 4 and the lower conductive connecting piece 3.1 is superposed on the circle center of the semicircular structure of the lower conductive connecting piece 3.1, a vacuum arc extinguish chamber 7 is fixedly arranged in the insulating sleeve 4, a conductive pulley 7.3 is arranged on a conductive rod 7.1 at the bottom of the vacuum arc extinguish chamber 7, the conductive pulley 7.3 is arranged on the outer surface of the lower conductive connecting piece 3.1 with the semicircular structure in a rolling manner, a conductive block 7.2 at the top of the vacuum arc extinguish chamber 7 penetrates through the insulating sleeve 4 to be connected with an upper conductive piece 8, the other end is fixedly connected with a knife switch 9 with an arc structure, and the knife switch 9 is movably inserted on the conductive connecting piece 6;
when the insulation type knife switch is used, the insulation sleeve 4 can be pulled to rotate clockwise by hooking the pull ring 10 by using a brake bar, so that the conductive pulley 7.3 slides to the notch 3.2, and the electric connection between the conductive pulley 7.3 and the conductive piece 3 is also disconnected while the knife switch 9 is separated from the conductive connecting piece 6, thereby realizing double protection; the reliability of the cutting-off operation is ensured.
Furthermore, the conductive connecting piece 6 comprises a U-shaped body piece 6.1, the U-shaped body piece 6.1 comprises two parallel transverse plates and a connecting plate connected between the two transverse plates, a fixing screw hole 6.2 is arranged on the connecting plate of the U-shaped body piece 6.1, a fixing bolt passing through the fixing screw hole 6.2 is screwed on the wiring bar 5, a fastening bolt 6.4 is penetrated between the two transverse plates, a clamping groove 6.3 is formed by the outward bulge of the transverse plates near the opening end, and the knife switch 9 is clamped in the clamping groove 6.3;
furthermore, a guide plate 6.5 with the opening end of the transverse plate inclined outwards is formed into a horn-shaped structure, so that the knife switch 9 can be conveniently guided to be clamped into the clamping groove 6.3;
the operation steps of the vacuum isolating switch of the outdoor voltage transformer are as follows: during isolation operation, a pull ring 10 is hooked by using an insulating rod, the pull ring 10 is pulled to enable the insulating sleeve 4 to rotate clockwise around a hinged point of the insulating sleeve and the conductive piece 3, and a conductive pulley 7.3 at the bottom of the vacuum arc-extinguishing chamber 7 slides to a notch 3.2, so that isolation operation is realized; during closing operation, the insulating sleeve 4 rotates anticlockwise around a hinged point of the insulating sleeve and the conductive piece 3 by hooking the pull ring 10 by the insulating rod, so that the conductive pulley 7.3 at the bottom of the vacuum arc extinguish chamber 7 and the lower conductive connecting piece 3.1 roll to realize electric connection;
in addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (4)
1. The utility model provides an outdoor voltage transformer vacuum isolator which characterized in that: the device comprises a support (1), wherein an insulating support column (2) is vertically arranged at one end of the support (1), a wiring bar (5) connected with a conductive copper bar is arranged at the top of the insulating support column (2), and a conductive connecting piece (6) is transversely and fixedly connected on the wiring bar (5);
the other end of the bracket (1) is provided with a conductive piece (3), an insulating sleeve (4) with a downward opening is sleeved on the conductive piece (3), the top of the conductive piece (3) is provided with a lower conductive connecting piece (3.1) with a semicircular structure, the inner wall of the insulating sleeve (4) is hinged on the lower conductive connecting piece (3.1), the hinged point of the insulating sleeve (4) and the lower conductive connecting piece (3.1) is superposed on the circle center of the semicircular structure of the lower conductive connecting piece (3.1), the insulating sleeve (4) is internally and fixedly provided with a vacuum arc-extinguishing chamber (7), a conductive rod (7.1) at the bottom of the vacuum arc-extinguishing chamber (7) is provided with a conductive pulley (7.3), the conductive pulley (7.3) is arranged on the outer surface of the lower conductive connecting piece (3.1) with the semicircular structure in a rolling manner, a conductive block (7.2) at the top of the vacuum arc-extinguishing chamber (7) penetrates through the insulating sleeve (4), one end of the upper conductive piece (8) is fixedly connected with a pull ring (10), the other end of the upper conductive piece is fixedly connected with a disconnecting link (9) with an arc-shaped structure, and the disconnecting link (9) is movably inserted on the conductive connecting piece (6).
2. An outdoor voltage transformer vacuum isolating switch as claimed in claim 1, characterized in that: and a gap (3.2) is arranged on the lower conductive connecting piece (3.1).
3. An outdoor voltage transformer vacuum isolating switch as claimed in claim 1, characterized in that: conductive connecting piece (6) include U-shaped body spare (6.1), this U-shaped body spare (6.1) include two parallel arrangement's diaphragm and connect the connecting plate between two diaphragms and constitute, and be provided with fixed screw (6.2) on the connecting plate of U-shaped body spare (6.1), the fixing bolt who passes fixed screw (6.2) is arranged in on terminal block (5) soon, a fastening bolt (6.4) have been worn to connect between two diaphragms, and the diaphragm is close to opening end department and outwards protrudes and be formed with joint recess (6.3), above-mentioned switch (9) card is arranged in joint recess (6.3).
4. An outdoor voltage transformer vacuum isolating switch as claimed in claim 3, characterized in that: the guide plate (6.5) with the opening end of the transverse plate inclining outwards is of a horn-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921873416.9U CN210516601U (en) | 2019-11-04 | 2019-11-04 | Vacuum isolating switch for outdoor voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921873416.9U CN210516601U (en) | 2019-11-04 | 2019-11-04 | Vacuum isolating switch for outdoor voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210516601U true CN210516601U (en) | 2020-05-12 |
Family
ID=70574053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921873416.9U Active CN210516601U (en) | 2019-11-04 | 2019-11-04 | Vacuum isolating switch for outdoor voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210516601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110706969A (en) * | 2019-11-04 | 2020-01-17 | 国网江苏省电力有限公司江阴市供电分公司 | Outdoor voltage transformer vacuum isolating switch and operation method thereof |
-
2019
- 2019-11-04 CN CN201921873416.9U patent/CN210516601U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110706969A (en) * | 2019-11-04 | 2020-01-17 | 国网江苏省电力有限公司江阴市供电分公司 | Outdoor voltage transformer vacuum isolating switch and operation method thereof |
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