CN211479928U - Gas insulation looped netowrk cabinet isolating mechanism - Google Patents
Gas insulation looped netowrk cabinet isolating mechanism Download PDFInfo
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- CN211479928U CN211479928U CN202020136621.3U CN202020136621U CN211479928U CN 211479928 U CN211479928 U CN 211479928U CN 202020136621 U CN202020136621 U CN 202020136621U CN 211479928 U CN211479928 U CN 211479928U
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- 238000009413 insulation Methods 0.000 title claims abstract description 13
- 238000002955 isolation Methods 0.000 claims abstract description 104
- 230000005611 electricity Effects 0.000 abstract 1
- 230000001960 triggered effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses a gas insulation looped netowrk cabinet isolating mechanism, including preceding backup pad and back backup pad that are parallel to each other, isolator operating shaft, earthing switch operating shaft, interlocking fixed plate, isolation operating shaft sleeve, earthing operating shaft sleeve, isolator operating shaft and earthing switch operating shaft are through first gear and the linkage of second gear, and set up isolation operation hole and earthing operating hole on interlocking fixed plate, if in the circular telegram state, namely isolator is in operating condition, keep apart the hole of stepping down and aim at isolator operating position and the left side that earthing switch kept apart the station is aimed at to the hole of stepping down in the ground connection, the action bars can't insert in the earthing operating hole, prevent to close earthing switch with electricity; the requirement of five-prevention interlocking is met, and the structure design is simple and reasonable, the size is small, and the stability is good.
Description
Technical Field
The utility model relates to a high-voltage board structure field, in particular to gas insulation looped netowrk cabinet isolating mechanism.
Background
The existing three-station isolation mechanism in the market mostly adopts a mode of combining a coil spring and a spring, and has the problems of complex structure, high cost, large volume, poor mechanical property stability and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a gas insulation looped netowrk cabinet isolating mechanism, structural design is simple reasonable, and is small, and stability is good.
According to the utility model discloses a gas insulation looped netowrk cabinet isolating mechanism of first aspect embodiment, include:
the supporting device comprises a front supporting plate and a rear supporting plate which are parallel to each other, wherein the front supporting plate and the rear supporting plate are fixedly connected through a supporting rod;
the isolating switch operating shaft is bridged between the front supporting plate and the rear supporting plate and is sleeved with a first gear;
the grounding switch operating shaft is bridged between the front supporting plate and the rear supporting plate and is sleeved with a second gear, and the second gear is meshed with the first gear;
the interlocking fixing plate is fixed on the back of the front supporting plate and is provided with an isolating operation hole corresponding to the isolating switch operation shaft and a grounding operation hole corresponding to the grounding switch operation shaft;
the isolation operation shaft sleeve is sleeved at the front end of the isolation switch operation shaft, corresponds to the isolation operation hole and is provided with an isolation abdicating hole for inserting the operation rod;
the grounding operation shaft sleeve is sleeved at the front end of the grounding switch operation shaft, corresponds to the grounding operation hole and is provided with a grounding abdication hole for inserting the operation rod;
wherein:
the grounding operation hole is positioned on the left side of the isolation operation hole, the left part of the grounding operation hole is correspondingly set as a grounding switch isolation station, and the right part of the grounding operation hole is correspondingly set as a grounding switch grounding station; the left part of the isolation operation hole is correspondingly set as an isolation station of the isolation switch, and the right part of the isolation operation hole is correspondingly set as an isolation working station of the isolation switch;
when the grounding abdicating hole rotates to the position corresponding to the grounding station of the grounding switch, the isolating abdicating hole rotates to the left side corresponding to the isolating station of the isolating switch; when the grounding abdicating hole rotates to a position corresponding to the grounding switch isolation station, the isolation abdicating hole rotates to a position corresponding to the isolation switch isolation station; when the grounding yielding hole rotates to the left side corresponding to the grounding switch isolation station, the isolation yielding hole rotates to the left side corresponding to the isolation switch working station.
According to the utility model discloses a gas insulation looped netowrk cabinet isolating mechanism has following beneficial effect at least: by respectively arranging the isolating switch operating shaft and the grounding switch operating shaft which are linked through the first gear and the second gear and arranging the isolating operating hole and the grounding operating hole on the interlocking fixing plate, if the isolating switch is in a working state at present, the isolating abdicating hole is aligned to the isolating switch working station and the grounding abdicating hole is aligned to the left side of the grounding switch isolating station, the operating rod cannot be inserted into the grounding operating hole, and the grounding switch is prevented from being electrically connected; if need the outage, then insert the isolation handle hole with the action bars behind the circuit breaker that needs to break off, and anticlockwise rotate the action bars and make isolation abdicating the hole and aim at isolator isolation station, ground connection abdicating the hole also rotates and aim at earthing switch isolation station, the action bars can insert the ground connection action holes this moment, clockwise rotate and make ground connection abdicating the hole and aim at earthing switch earthing station, isolation abdicating the hole and also rotate the left side of aiming at isolator isolation station this moment, be in ground state and keep apart abdicating the hole and keeping apart the dislocation of action holes this moment, the action bars can't insert in the isolation handle hole, prevent the mistake and close isolator, satisfy the requirement of five-prevention interlocking, and structural design is simple reasonable, small, and good stability.
According to the utility model discloses a some embodiments, preceding backup pad with still be provided with the hole site baffle between the interlocking fixed plate, the hole site baffle is past preceding backup pad stretches out the push rod, be provided with the confession on the preceding backup pad the horizontal rectangular hole of activity about the push rod, the push rod pushes away during the left side in horizontal rectangular hole, the hole site baffle shelters from the ground connection handle hole exposes the isolation handle hole, the push rod pushes away during the right side in horizontal rectangular hole, the hole site baffle shelters from the isolation handle hole exposes the ground connection handle hole. The hole position baffle is arranged, and only the isolating operation hole or the grounding operation hole can be exposed at each time, so that an operator can further determine whether the isolating switch or the grounding switch is operated at present, and mistakes are avoided.
According to the utility model discloses a some embodiments, the upper and lower both sides of hole site baffle are provided with locating piece and lower locating piece respectively, preceding backup pad go up the locating piece with the upper portion of interlocking fixed plate is got up through the screw fixation, preceding backup pad down the locating piece with the lower part of interlocking fixed plate is got up through the screw fixation, go up the locating piece down the locating piece preceding backup pad with the interlocking fixed plate encloses to close and forms and is used for placing the cavity of hole site baffle.
According to some embodiments of the utility model, still including isolation micro-gap switch and the ground connection micro-gap switch that is used for control status indicator lamp, be used for triggering isolation micro-gap switch with ground connection micro-gap switch's micro-gap switch triggers the board and is used for driving micro-gap switch triggers board pivoted auxiliary switch turning arm, isolation micro-gap switch with ground connection micro-gap switch passes through the micro-gap switch mounting panel to be fixed back on the backup pad, the left and right sides that micro-gap switch triggered the board is provided with micro-gap switch trigger block, micro-gap switch triggers the middle part of board and articulates on the micro-gap switch mounting panel, the one end of auxiliary switch turning arm is connected micro-gap switch triggers the board, and the other end is connected the back tip of ground connection switch operating. When the earthing switch operating shaft rotates to switch the state, the auxiliary switch connecting lever drives the micro-switch trigger plate to move, so that the micro-switch trigger block triggers the isolation micro-switch or the earthing micro-switch to realize the state control of the indicator lamp.
According to some embodiments of the utility model, the rear end of isolator operating axis is provided with the circuit breaker shutting and triggers the piece, the circuit breaker shutting triggers the piece and is a circular piece that has the breach. When the disconnecting switch operating shaft rotates to switch the state, the circuit breaker can be locked through the circuit breaker locking triggering block, and the circuit breaker is prevented from being mistakenly closed when the disconnecting switch is disconnected.
According to the utility model discloses a some embodiments still include cabinet door interlock, cabinet door interlock is including installing the epaxial middle fixed plate of earthing switch operation, with cabinet door interlocking clamp plate that middle fixed plate is connected and with the cabinet door interlocking that cabinet door interlocking clamp plate is connected triggers the circular arc piece. When earthing switch operation axle rotates the switching state, drive cabinet door interlocking clamp plate motion through middle fixed plate, cabinet door interlocking clamp plate drives cabinet door interlocking and triggers the circular arc piece and rotate for realize the interlocking with the cabinet door, the cabinet door can be opened when avoiding earthing switch disconnection, prevents that the mistake from going into electrified interval.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is an overall schematic view of an isolation mechanism of a gas-insulated ring main unit according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an isolation mechanism of a gas-insulated ring main unit according to an embodiment of the present invention;
fig. 3 is another angle schematic diagram of the gas insulation ring main unit isolation mechanism according to the embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, according to the utility model discloses a gas insulation looped netowrk cabinet isolating mechanism, include:
the front support plate 100 and the rear support plate 200 are parallel to each other, and the front support plate 100 and the rear support plate 200 are connected and fixed through support rods;
an isolator operating shaft 300 bridged between the front support plate 100 and the rear support plate 200 and sleeved with a first gear 310;
a ground switch operating shaft 400 bridged between the front support plate 100 and the rear support plate 200, and sleeved with a second gear 410, the second gear 410 being engaged with the first gear 310;
an interlock fixing plate 500 fixed to the rear surface of the front support plate 100 and provided with an isolation operation hole 510 corresponding to the isolation switch operation shaft 300 and a ground operation hole 520 corresponding to the ground switch operation shaft 400;
an isolation operation shaft sleeve 320 which is sleeved at the front end of the isolation switch operation shaft 300, corresponds to the isolation operation hole 510, and is provided with an isolation abdication hole 321 for inserting the operation rod;
a ground operation shaft sleeve 420 fitted over the front end of the ground switch operation shaft 400 and having a ground escape hole 421 into which the operation rod is inserted, corresponding to the ground operation hole 520;
wherein:
the grounding operation hole 520 is positioned at the left side of the isolation operation hole 510, the left part of the grounding operation hole 520 is correspondingly set as a grounding switch isolation station, and the right part of the grounding operation hole 520 is correspondingly set as a grounding switch grounding station; the left part of the isolation operation hole 510 is correspondingly set as an isolation station of the isolation switch, and the right part of the isolation operation hole 510 is correspondingly set as an isolation working station of the isolation switch;
when the grounding abdication hole 421 rotates to the corresponding grounding station of the grounding switch, the isolation abdication hole 321 rotates to the left side of the corresponding isolation station of the isolation switch; when the grounding abdication hole 421 rotates to the corresponding grounding switch isolation station, the isolation abdication hole 321 rotates to the corresponding isolation switch isolation station; when the grounding abdicating hole 421 rotates to the left side of the corresponding grounding switch isolation station, the isolation abdicating hole 321 rotates to the corresponding isolation switch working station.
According to the embodiment of the present invention, by respectively providing the disconnecting switch operating shaft 300 and the grounding switch operating shaft 400, the disconnecting switch operating shaft 300 and the grounding switch operating shaft 400 are linked through the first gear 310 and the second gear 410, and the disconnecting switch operating hole 510 and the grounding operating hole 520 are provided on the interlock fixing plate 500, if the disconnecting switch is in the current state, that is, the disconnecting switch is in the working state, the disconnecting abdicating hole 321 is aligned to the disconnecting switch working position and the grounding abdicating hole 421 is aligned to the left side of the grounding switch disconnecting position, the operating rod cannot be inserted into the grounding operating hole 520, thereby preventing the grounding switch from being electrically engaged; if the circuit breaker needs to be powered off, the operating rod is inserted into the isolation operating hole 510 after the circuit breaker needs to be disconnected, the operating rod is rotated anticlockwise to enable the isolation abdicating hole 321 to be aligned with the isolation station of the isolating switch, meanwhile, the grounding abdicating hole 421 also rotates to be aligned with the isolation station of the grounding switch, the operating rod can be inserted into the grounding operating hole 520 at the moment, the grounding abdicating hole 421 is aligned with the grounding station of the grounding switch through clockwise rotation, meanwhile, the isolation abdicating hole 321 also rotates to be aligned with the left side of the isolation station of the isolating switch, at the moment, the operating rod is in a grounding state, the isolation abdicating hole 321 is staggered with the isolation operating hole 510, the operating rod cannot be inserted into the isolation operating hole 510, the isolating switch is prevented from being mistakenly closed.
Referring to fig. 2, in some embodiments of the present invention, a hole position baffle 600 is further disposed between the front support plate 100 and the interlock fixing plate 500, the hole position baffle 600 extends the push rod 610 toward the front support plate 100, the front support plate 100 is provided with a horizontal strip hole 110 for the push rod 610 to move left and right, when the push rod 610 pushes the left side of the horizontal strip hole 110, the hole position baffle 600 blocks the grounding operation hole 520 and exposes the isolation operation hole 510, and when the push rod 610 pushes the right side of the horizontal strip hole 110, the hole position baffle 600 blocks the isolation operation hole 510 and exposes the grounding operation hole 520. The hole site baffle 600 is arranged, and only the isolating operation hole 510 or the grounding operation hole 520 can be exposed each time, so that an operator can further determine whether the isolating switch or the grounding switch is operated at present, and errors are avoided.
Referring to fig. 2, in some embodiments of the present invention, the upper and lower sides of the hole site baffle 600 are respectively provided with an upper positioning block 620 and a lower positioning block 630, the upper portions of the front support plate 100, the upper positioning block 620 and the interlocking fixing plate 500 are fixed by screws, the lower portions of the front support plate 100, the lower positioning block 630 and the interlocking fixing plate 500 are fixed by screws, and the upper positioning block 620, the lower positioning block 630, the front support plate 100 and the interlocking fixing plate 500 enclose to form a cavity for placing the hole site baffle 600.
Referring to fig. 3, in some embodiments of the present invention, the utility model discloses an isolation micro-gap switch 710 and the ground connection micro-gap switch 720 that are used for controlling the status indicator lamp are still included, a micro-gap switch trigger plate 730 that is used for triggering isolation micro-gap switch 710 and ground connection micro-gap switch 720 and is used for driving micro-gap switch trigger plate 730 pivoted auxiliary switch crank arm 740, isolation micro-gap switch 710 and ground connection micro-gap switch 720 pass through micro-gap switch mounting panel 750 and fix on back support plate 200, the left and right sides that micro-gap switch triggered plate 730 is provided with micro-gap switch trigger block 731, the middle part that micro-gap switch triggered plate 730 articulates on micro-gap switch mounting panel 750, micro-gap switch trigger plate 730 is connected to auxiliary switch crank arm 740's one end. When the earthing switch operation shaft 400 rotates to switch the state, the auxiliary switch crank arm 740 drives the micro-switch trigger plate 730 to move, so that the micro-switch trigger block 731 triggers the isolation micro-switch 710 or the earthing micro-switch 720 to realize the state control of the indicator lamp.
Referring to fig. 3, in some embodiments of the present invention, the rear end portion of the disconnecting switch operating shaft 300 is provided with a circuit breaker locking triggering block 330, and the circuit breaker locking triggering block 330 is a circular block with a notch. When the disconnecting switch operating shaft 300 rotates to switch states, the breaker can be locked through the breaker locking triggering block 330, and the breaker is prevented from being closed by mistake when the disconnecting switch is disconnected.
Referring to fig. 2, in some embodiments of the present invention, the cabinet door interlock device further includes an intermediate fixing plate 810 installed on the grounding switch operating shaft 400, a cabinet door interlock pressing plate 820 connected to the intermediate fixing plate 810, and a cabinet door interlock trigger arc block 830 connected to the cabinet door interlock pressing plate 820. When earthing switch operation axis 400 rotates the switching state, drive cabinet door interlocking clamp plate 820 through middle fixed plate 810 and move, cabinet door interlocking clamp plate 820 drives cabinet door interlocking and triggers arc piece 830 and rotate for realize the interlocking with the cabinet door, the cabinet door can be opened when avoiding earthing switch disconnection, prevents that the mistake from going into electrified interval.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (6)
1. The utility model provides a gas insulation looped netowrk cabinet isolating mechanism which characterized in that includes:
the supporting device comprises a front supporting plate and a rear supporting plate which are parallel to each other, wherein the front supporting plate and the rear supporting plate are fixedly connected through a supporting rod;
the isolating switch operating shaft is bridged between the front supporting plate and the rear supporting plate and is sleeved with a first gear;
the grounding switch operating shaft is bridged between the front supporting plate and the rear supporting plate and is sleeved with a second gear, and the second gear is meshed with the first gear;
the interlocking fixing plate is fixed on the back of the front supporting plate and is provided with an isolating operation hole corresponding to the isolating switch operation shaft and a grounding operation hole corresponding to the grounding switch operation shaft;
the isolation operation shaft sleeve is sleeved at the front end of the isolation switch operation shaft, corresponds to the isolation operation hole and is provided with an isolation abdicating hole for inserting the operation rod;
the grounding operation shaft sleeve is sleeved at the front end of the grounding switch operation shaft, corresponds to the grounding operation hole and is provided with a grounding abdication hole for inserting the operation rod;
wherein:
the grounding operation hole is positioned on the left side of the isolation operation hole, the left part of the grounding operation hole is correspondingly set as a grounding switch isolation station, and the right part of the grounding operation hole is correspondingly set as a grounding switch grounding station; the left part of the isolation operation hole is correspondingly set as an isolation station of the isolation switch, and the right part of the isolation operation hole is correspondingly set as an isolation working station of the isolation switch;
when the grounding abdicating hole rotates to the position corresponding to the grounding station of the grounding switch, the isolating abdicating hole rotates to the left side corresponding to the isolating station of the isolating switch; when the grounding abdicating hole rotates to a position corresponding to the grounding switch isolation station, the isolation abdicating hole rotates to a position corresponding to the isolation switch isolation station; when the grounding yielding hole rotates to the left side corresponding to the grounding switch isolation station, the isolation yielding hole rotates to the left side corresponding to the isolation switch working station.
2. The mechanism of claim 1, wherein a hole site baffle is further disposed between the front supporting plate and the interlocking fixing plate, the hole site baffle extends a push rod towards the front supporting plate, a horizontal strip hole for the push rod to move left and right is disposed on the front supporting plate, when the push rod is pushed to the left side of the horizontal strip hole, the hole site baffle shields the grounding operation hole and exposes the isolation operation hole, and when the push rod is pushed to the right side of the horizontal strip hole, the hole site baffle shields the isolation operation hole and exposes the grounding operation hole.
3. The gas insulation ring main unit isolation mechanism as claimed in claim 2, wherein an upper locating block and a lower locating block are respectively disposed at upper and lower sides of the hole site baffle, the upper portions of the front support plate, the upper locating block and the interlocking fixing plate are fixed by screws, the lower portions of the front support plate, the lower locating block and the interlocking fixing plate are fixed by screws, and the upper locating block, the lower locating block, the front support plate and the interlocking fixing plate are enclosed to form a chamber for placing the hole site baffle.
4. The gas insulation ring main unit isolation mechanism according to claim 1, further comprising an isolation micro switch and a grounding micro switch for controlling the status indicator lamp, a micro switch trigger plate for triggering the isolation micro switch and the grounding micro switch, and an auxiliary switch crank arm for driving the micro switch trigger plate to rotate, wherein the isolation micro switch and the grounding micro switch are fixed on the rear support plate through a micro switch mounting plate, micro switch trigger blocks are arranged on the left side and the right side of the micro switch trigger plate, the middle part of the micro switch trigger plate is hinged on the micro switch mounting plate, one end of the auxiliary switch crank arm is connected with the micro switch trigger plate, and the other end of the auxiliary switch crank arm is connected with the rear end part of the grounding switch operating shaft.
5. The isolating mechanism of a gas insulated ring main unit according to claim 1, wherein the rear end of the operating shaft of the isolating switch is provided with a circuit breaker locking trigger block, and the circuit breaker locking trigger block is a circular block with a notch.
6. The gas insulation ring main unit isolation mechanism according to claim 1, further comprising a cabinet door interlocking device, wherein the cabinet door interlocking device comprises an intermediate fixing plate mounted on the grounding switch operating shaft, a cabinet door interlocking pressing plate connected with the intermediate fixing plate, and a cabinet door interlocking triggering arc block connected with the cabinet door interlocking pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020136621.3U CN211479928U (en) | 2020-01-20 | 2020-01-20 | Gas insulation looped netowrk cabinet isolating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020136621.3U CN211479928U (en) | 2020-01-20 | 2020-01-20 | Gas insulation looped netowrk cabinet isolating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211479928U true CN211479928U (en) | 2020-09-11 |
Family
ID=72360179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020136621.3U Active CN211479928U (en) | 2020-01-20 | 2020-01-20 | Gas insulation looped netowrk cabinet isolating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211479928U (en) |
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2020
- 2020-01-20 CN CN202020136621.3U patent/CN211479928U/en active Active
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 5th Floor, Building 9, No.88, Keji 9th Road, Tangjiawan Town, High tech Zone, Zhuhai City, Guangdong Province, 519000 Patentee after: Zhuhai Huazhi New Energy Technology Co.,Ltd. Address before: 519000 Floor 1, No. 4, Jinding Jinfeng West Road, Tangjiawan Town, High tech Zone, Zhuhai City, Guangdong Province Patentee before: Zhuhai Huazhi hi tech Electric Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 519000, Building 8, 101-2, No. 81 Dingye Road, Tangjiawan Town, High tech Zone, Zhuhai City, Guangdong Province Patentee after: Zhuhai Huazhi New Energy Technology Co.,Ltd. Address before: 5th Floor, Building 9, No.88, Keji 9th Road, Tangjiawan Town, High tech Zone, Zhuhai City, Guangdong Province, 519000 Patentee before: Zhuhai Huazhi New Energy Technology Co.,Ltd. |