CN216213098U - Auxiliary switch interlocking protection device of new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus - Google Patents
Auxiliary switch interlocking protection device of new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus Download PDFInfo
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- CN216213098U CN216213098U CN202122603860.2U CN202122603860U CN216213098U CN 216213098 U CN216213098 U CN 216213098U CN 202122603860 U CN202122603860 U CN 202122603860U CN 216213098 U CN216213098 U CN 216213098U
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- auxiliary switch
- guide plate
- positioning guide
- circuit breaker
- electrical apparatus
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Abstract
The utility model discloses an auxiliary switch interlocking protection device of a new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus. The novel multifunctional operating panel comprises an operating panel, a positioning guide plate and an auxiliary switch, wherein four limiting holes at different height positions are distributed in the positioning guide plate, the novel multifunctional operating panel further comprises a pressing rod used for being matched with the auxiliary switch, the positioning guide plate is respectively located at a working position, an isolating switch operating position, a grounding switch operating position and an overhauling position through the limiting holes at different height positions, and the pressing rod can be pressed against the auxiliary switch when the positioning guide plate is located at the working position or the overhauling position. According to the utility model, through different limiting structures distributed on the positioning guide plate, the circuit breaker operating coil can be reliably triggered at the working position and the maintenance position which are separated at two ends of the stroke, so that the interlocking problem is effectively solved, the interlocking reliability is improved, and the use safety is ensured.
Description
Technical Field
The utility model relates to an interlocking protection structure for a combined electrical apparatus in the field of wind power and photovoltaic power generation, in particular to an auxiliary switch interlocking protection device for a new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus.
Background
An integrated combined electrical apparatus for wind power and photovoltaic power generation is an electrical apparatus integrating a circuit breaker, a disconnecting switch and an earthing switch in a high-voltage switch device, and generally comprises four working states of an operation state, an isolating switch operation state, an earthing switch operation state and a maintenance state, wherein in the operation process of the electrical apparatus, one requirement which must be met is as follows: and the opening and closing operation circuit of the circuit breaker is only allowed to be started in the running state or the maintenance state, so that the opening and closing operation of the circuit breaker is carried out. In a multi-gear interlocking plate structure adopted by a common mechanical interlocking device, the running state and the maintenance state can only be positioned at two ends of a gear stroke, so that how to realize the interlocking requirement is difficult, and a complex mechanism is usually required to complete the interlocking, so that the problems of poor running accuracy and reliability and the like are caused.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus, which can reliably interlock the opening and closing operation of the circuit breaker in different working states of operation and maintenance of the circuit breaker, and has the advantages of simple structure and high action reliability.
In order to solve the technical problem, the circuit breaker auxiliary switch interlocking protection device of the integrated combined electrical apparatus comprises an operation panel, a positioning guide plate and an auxiliary switch, wherein the positioning guide plate and the auxiliary switch are positioned behind the operation panel, four limiting holes at different height positions are distributed in the positioning guide plate, the circuit breaker auxiliary switch interlocking protection device further comprises a press rod used for being matched with the auxiliary switch, the positioning guide plate can be respectively positioned at a working position, an isolating switch operating position, a grounding switch operating position and an overhauling position through the limiting holes at different height positions, and the press rod can press the auxiliary switch when the positioning guide plate is positioned at the working position or the overhauling position.
The positioning guide plate is provided with a limiting protrusion, the pressure rod is provided with a supporting pin matched with the limiting protrusion, and the pressure rod can be pressed against the auxiliary switch when the positioning guide plate is located at a working position through the matching of the limiting protrusion and the supporting pin.
The pressing rod is hinged to the swing rod, a blank holder used for being matched with the pressing rod is arranged at the lower end of the positioning guide plate, and the swing rod can be pressed through the blank holder to enable the pressing rod to press the auxiliary switch when the positioning guide plate is located at the overhauling position.
The lower end of the pressure lever extends into the switch device and blocks behind an operating button of the switch device when the pressure lever is in a lower limit position.
Each limiting hole is a transverse waist-shaped hole.
The locating plate is provided with the action bars that stretch out outside operating panel on the direction, the last bar guide slot that is provided with of operating panel, the action bars stretches into in the bar guide slot.
After adopting foretell structure, through the different limit structure who distributes on the location deflector for separate under the operating position at stroke both ends and overhaul the position, all can trigger circuit breaker operating coil reliably, the interlocking difficult problem of effectively solving, cooperation relation makes overall structure simple and reliable ingeniously between each part, has improved the reliability of interlocking, has guaranteed the security of using.
Drawings
FIG. 1 is a schematic front view of the working position of the present invention;
FIG. 2 is a schematic side view of the working position of the present invention;
FIG. 3 is a schematic view of a front view of an inspection position in accordance with the present invention;
fig. 4 is a side view of the working position of the present invention.
Detailed Description
The circuit breaker auxiliary switch interlocking protection device of the integrated combined electrical apparatus of the utility model is further described in detail with reference to the accompanying drawings and the detailed description.
As shown in the figure, the auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus of the utility model can be used for 40.5KV new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus, comprises an operation panel 1, a positioning guide plate 2 and an auxiliary switch 3 which are positioned at the rear of the operation panel, four limiting holes 4 which are sequentially arranged up and down are arranged on the positioning guide plate 2, positioning pieces can be inserted into the four limiting holes, the positioning pieces can be inserted into one of the limiting holes, the positioning guide plate 2 can be selectively positioned at a working position, an isolating switch operation position, a grounding switch operation position and an overhaul position from top to bottom in sequence by the limiting of the positioning pieces to the limiting holes, namely, the positioning guide plate 2 sequentially passes through the isolating switch operation position and the grounding switch operation position and then reaches the overhaul position from the running position in the operation process, and each limiting hole 4 is arranged as a transverse waist-shaped hole, make it can have the lateral error scope, thereby can improve operation adaptability, still including one be located 1 one side of operating panel be used for with auxiliary switch 3 complex depression bar 5, be provided with spacing arch 6 on the location deflector 2, be provided with on the depression bar 5 with spacing protruding complex supporting pin 7, can make depression bar 5 roof pressure auxiliary switch 3 when location deflector 2 is in the operating position through spacing arch 6 and supporting pin 7 cooperation, depression bar 5 articulates on a pendulum rod 8, the lower extreme of location deflector 2 is provided with and is used for with the blank holder of depression bar complex, can press the pendulum rod through the blank holder and make depression bar 5 roof pressure auxiliary switch 3 when location deflector 2 is in the maintenance position.
Further, can also stretch into in the composite apparatus equipment at the lower extreme of depression bar 5, block the operating button rear at switchgear when depression bar 5 is in lower extreme position simultaneously, through this structural design, when location deflector 2 is in operating position and maintenance position, because the depression bar is in upper extreme position, consequently can utilize operating button to carry out control operation to composite apparatus equipment, only when location deflector 2 is in isolator operating position and earthing switch operating position, just make the depression bar block the operating button rear at composite apparatus equipment, press operating button this moment, because the blocking of depression bar 5 makes operating button can not carry out control operation to composite apparatus equipment.
Furthermore, an operating rod extending out of the operating panel 1 is arranged on the positioning guide plate 2, a strip-shaped guide groove 9 is arranged on the operating panel 1, and the operating rod extends into the strip-shaped guide groove.
Claims (6)
1. The utility model provides a new forms of energy high pressure vacuum circuit breaker integration combined electrical apparatus auxiliary switch interlocking protection device which characterized in that: including operating panel (1), be located positioning guide plate (2) and auxiliary switch (3) at the operating panel rear, it has four spacing holes (4) at different height positions to arrange on positioning guide plate (2), still including one be used for with auxiliary switch (3) complex depression bar (5), through each different height position spacing hole (4) can make positioning guide plate (2) are in on operating position, isolator operating position, earthing switch operating position and the maintenance position respectively, depression bar (5) can be in the operating position or the roof pressure when overhauing the position in positioning guide plate (2) auxiliary switch (3).
2. The auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus according to claim 1, characterized in that: the auxiliary switch is characterized in that a limiting protrusion (6) is arranged on the positioning guide plate (2), a supporting pin (7) matched with the limiting protrusion is arranged on the pressing rod (5), and the pressing rod (5) can be pressed against the auxiliary switch (3) when the positioning guide plate (2) is located at a working position through the matching of the limiting protrusion (6) and the supporting pin (7).
3. The auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus according to claim 1 or 2, characterized in that: the pressing rod (5) is hinged to a swing rod (8), a blank holder used for being matched with the pressing rod is arranged at the lower end of the positioning guide plate (2), and the swing rod can be pressed through the blank holder to enable the pressing rod (5) to be pressed against the auxiliary switch (3) when the positioning guide plate (2) is located at the overhauling position.
4. The auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus according to claim 3, characterized in that: the lower end of the pressure lever (5) extends into the switch device and blocks the lower end of the pressure lever behind an operation button of the switch device when the pressure lever is at a lower limit position.
5. The auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus according to claim 1, 2 or 4, characterized in that: each limiting hole (4) is a transverse waist-shaped hole.
6. The auxiliary switch interlocking protection device of the new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus according to claim 5, characterized in that: be provided with the action bars that stretch out outside operating panel (1) on location deflector (2), be provided with bar guide slot (9) on operating panel (1), the action bars stretches into in the bar guide slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122603860.2U CN216213098U (en) | 2021-10-27 | 2021-10-27 | Auxiliary switch interlocking protection device of new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122603860.2U CN216213098U (en) | 2021-10-27 | 2021-10-27 | Auxiliary switch interlocking protection device of new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213098U true CN216213098U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122603860.2U Active CN216213098U (en) | 2021-10-27 | 2021-10-27 | Auxiliary switch interlocking protection device of new energy high-voltage vacuum circuit breaker integrated combined electrical apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213098U (en) |
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2021
- 2021-10-27 CN CN202122603860.2U patent/CN216213098U/en active Active
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