CN213025862U - Auxiliary cut-off device of switch equipment - Google Patents
Auxiliary cut-off device of switch equipment Download PDFInfo
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- CN213025862U CN213025862U CN202021969371.8U CN202021969371U CN213025862U CN 213025862 U CN213025862 U CN 213025862U CN 202021969371 U CN202021969371 U CN 202021969371U CN 213025862 U CN213025862 U CN 213025862U
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Abstract
The utility model discloses an auxiliary cut-off device of switch equipment, including the cubical switchboard casing, be provided with control panel on the casing of cubical switchboard casing, the internally mounted of cubical switchboard casing has switch circuit components and parts, pass through in the middle of the switch circuit components and parts the auxiliary circuit breaker electricity is connected, the auxiliary circuit breaker sets up the side of cubical switchboard casing, be provided with insulating gas storage bottle below the auxiliary circuit breaker; the auxiliary circuit breaker includes the shell body, the internally mounted of shell body has supplementary section of thick bamboo and motor that opens circuit, the motor is connected with the switch box electricity, and this kind of switchgear's supplementary cutting device compares traditional switchgear, has increased a supplementary circuit breaker who makes things convenient for staff manual control, has that the circuit break is effectual, safe efficiency is high, easy operation, convenient to use's advantage, and low cost simultaneously can be quick reforms transform current switchgear, convenient to popularize and use.
Description
Technical Field
The utility model relates to a switchgear field specifically is a switchgear's supplementary cutting device.
Background
The switch equipment is a general name for high-voltage power distribution cabinets, generators, transformers, power lines, circuit breakers, low-voltage switch cabinets, distribution boards, switch boxes, control boxes and other power distribution equipment in a power system, along with the aspect that power application covers human activities, the importance of the switch equipment is increased day by day, whether the switch equipment can work safely and stably or not can be said, and whether the whole circuit system can run normally or not is determined.
The existing switch equipment on the market only has one set of circuit breaking equipment, usually an automatic operation tripping switch, which can automatically break when a circuit fails, so that the safety of electrical equipment and personnel is protected, but the automatic operation tripping switch also has the danger of failure, once the automatic operation tripping switch fails, the circuit is easy to overload and explode, the health of workers is threatened, and electric shock accidents are easy to happen, so that a reliable device capable of manually assisting in cutting off the switch equipment is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switchgear's supplementary cutting device to solve the not enough problem of switchgear's automatic circuit breaker reliability on the existing market that proposes in the above-mentioned background art.
The technical scheme of the utility model is realized like this: an auxiliary cut-off device of switch equipment comprises a switch cabinet shell, wherein a control panel is arranged on the shell of the switch cabinet shell, switch circuit components are arranged inside the switch cabinet shell, the middle of each switch circuit component is electrically connected through an auxiliary circuit breaker, the auxiliary circuit breaker is arranged on the side edge of the switch cabinet shell, and an insulating gas storage bottle is arranged below the auxiliary circuit breaker;
the auxiliary circuit breaker comprises an outer shell, an auxiliary circuit breaking cylinder and a motor are arranged in the outer shell, the motor is electrically connected with a switch box, two ends of the auxiliary circuit breaking cylinder are respectively electrically connected with a switch circuit component, the middle of the auxiliary circuit breaking cylinder is connected with a gas booster pump through an insulating gas injection port, the upper part of the gas booster pump is connected with the motor, and the lower part of the gas booster pump is connected with an insulating gas storage bottle through a gas bottle sealing connecting pipe;
the auxiliary circuit breaking cylinder comprises a sealing cylinder body, an upper sealing top plate is installed at the top of the sealing cylinder body, the lower portion of the upper sealing top plate is connected with an upper conductive disc through a spring ring, a lower sealing top plate is installed at the bottom of the sealing cylinder body, and the upper portion of the lower sealing top plate is connected with a lower conductive disc through the spring ring.
Preferably, the switch circuit component is electrically connected with the upper conductive plate and the lower conductive plate respectively, and the control panel is electrically connected with the switch circuit component.
Preferably, the switch box is in transmission connection with the gas booster pump, the motor is a servo motor, and a micro storage battery is integrated inside the switch box.
Preferably, the gas booster pump is connected with the gas cylinder sealing connecting pipe in a sealing manner, and the gas booster pump is connected with the insulating gas injection port in a sealing manner.
Preferably, when no insulating gas exists between the upper conductive plate and the lower conductive plate, the upper conductive plate and the lower conductive plate are abutted together, and the height of the insulating gas injection port is consistent with the middle part of the upper conductive plate and the lower conductive plate.
Preferably, the sealing cylindrical barrel is in sealing connection with the upper sealing top plate and the lower sealing top plate respectively, the upper sealing top plate and the lower sealing top plate are fixedly connected with the spring ring respectively, and the spring ring is fixedly connected with the upper conductive disc and the lower conductive disc respectively.
Preferably, the spring ring is a rubber spring.
By adopting the technical scheme, the beneficial effects of the utility model are that:
this kind of switchgear's supplementary cutting device compares traditional switchgear, has increased a supplementary circuit breaker who makes things convenient for staff manual control, has the advantage that circuit break is effectual, safe efficiency is high, easy operation, convenient to use, and low cost simultaneously can be quick reforms transform current switchgear, convenient to popularize and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of the present invention;
fig. 2 is an internal structure view of the present invention in a rear view state;
fig. 3 is an internal structural view of the auxiliary circuit breaker of the present invention;
fig. 4 is an internal structural view of the auxiliary circuit breaker of the present invention.
Wherein: 1. a switchgear enclosure; 2. a control panel; 3. an auxiliary circuit breaker; 4. an insulating gas storage bottle; 5. a switching circuit component; 301. an outer housing; 302. an auxiliary circuit breaking cylinder; 303. a motor; 304. a switch box; 305. a gas booster pump; 306. the gas cylinder is sealed and connected with the pipe; 307. sealing the cylindrical barrel; 308. an upper sealing top plate; 309. a lower sealing top plate; 310. a spring ring; 311. an upper conductive plate; 312. a lower conductive plate; 313. an insulating gas injection port.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an auxiliary cut-off device of a switchgear includes a switchgear casing 1, a control panel 2 is disposed on the casing of the switchgear casing 1, a switch circuit component 5 is mounted inside the switchgear casing 1, the middle of the switch circuit component 5 is electrically connected through an auxiliary breaker 3, the auxiliary breaker 3 is disposed at a side of the switchgear casing 1, and an insulating gas storage bottle 4 is disposed below the auxiliary breaker 3;
the auxiliary circuit breaker 3 comprises an outer shell 301, an auxiliary circuit breaking cylinder 302 and a motor 303 are installed inside the outer shell 301, the motor 303 is electrically connected with a switch box 304, two ends of the auxiliary circuit breaking cylinder 302 are respectively electrically connected with a switch circuit component 5, the middle of the auxiliary circuit breaking cylinder 302 is connected with a gas booster pump 305 through an insulating gas injection port 313, the upper part of the gas booster pump 305 is connected with the motor 303, and the lower part of the gas booster pump 305 is connected with an insulating gas storage bottle 4 through a gas bottle sealing connecting pipe 306;
the auxiliary breaker cylinder 302 comprises a sealed cylinder body 307, an upper sealed top plate 308 is mounted at the top of the sealed cylinder body 307, the lower part of the upper sealed top plate 308 is connected with an upper conductive disc 311 through a spring ring 310, a lower sealed top plate 309 is mounted at the bottom of the sealed cylinder body 307, and the upper part of the lower sealed top plate 309 is connected with a lower conductive disc 312 through a spring ring 310.
Specifically, the switch circuit component 5 is electrically connected to the upper conductive plate 311 and the lower conductive plate 312, and the control panel 2 is electrically connected to the switch circuit component 5, which is a mature prior art and is not repeated herein.
Specifically, switch box 304 is connected with the transmission of gaseous booster pump 305, and motor 303 is servo motor 303, and switch box 304 is inside to be integrated with miniature battery, when needs outage processing, and the staff presses switch box 304, is the power supply of motor 303 by the interior battery of switch box 304, and motor 303 drives gaseous booster pump 305 and rotates.
Specifically, the gas booster pump 305 is hermetically connected to the gas cylinder sealing connection pipe 306, the gas booster pump 305 is hermetically connected to the insulating gas injection port 313, and the insulating gas in the insulating gas storage cylinder 4 is pressurized by the gas booster pump 305 and then pumped into the middle of the upper conductive plate 311 and the lower conductive plate 312.
Specifically, when no insulating gas exists between the upper conductive plate 311 and the lower conductive plate 312, the upper conductive plate 311 and the lower conductive plate 312 are abutted together, and the height of the insulating gas injection port 313 is consistent with the middle position of the upper conductive plate 311 and the middle position of the lower conductive plate 312 at the moment, so that the insulating gas is conveniently pumped into the middle of the upper conductive plate 311 and the lower conductive plate 312, and the middle of the upper conductive plate 311 and the middle of the lower conductive plate 312 are pushed to be separated through the gas pressure of the insulating gas, so that the power-off function is realized.
Specifically, the sealing cylinder 307 is respectively connected with the upper sealing top plate 308 and the lower sealing top plate 309 in a sealing manner, the upper sealing top plate 308 and the lower sealing top plate 309 are respectively fixedly connected with the spring ring 310, and the spring ring 310 is respectively fixedly connected with the upper conductive plate 311 and the lower conductive plate 312, so that the spring ring 310 can provide a reset effect for the upper conductive plate 311 and the lower conductive plate 312, and when power needs to be restored, the upper conductive plate 311 and the lower conductive plate 312 can be collided together again to complete the path.
Specifically, spring ring 310 is rubber spring, and rubber spring is insulating effectual, and safe efficiency is high.
The working principle is as follows: the control panel 2 and the switch circuit component 5 constitute a basic circuit structure of the switch device, which is a mature prior art and not described herein any more, then the auxiliary breaker 3 is installed in the middle of the switch circuit component 5, under a normal working state of the switch device, no insulating gas is present between the upper conductive plate 311 and the lower conductive plate 312, at this time, the upper conductive plate 311 and the lower conductive plate 312 are abutted together, the circuit of the switch circuit component 5 is normally powered, when power failure processing is required, a worker presses the switch box 304, a storage battery in the switch box 304 supplies power to the motor 303, the motor 303 drives the gas booster pump 305 to rotate, the gas booster pump 305 pressurizes the insulating gas in the insulating gas storage bottle 4 and pumps the insulating gas into the middle of the upper conductive plate 311 and the lower conductive plate 312, the gas pressure of the insulating gas pushes the upper conductive plate 311 and the lower conductive plate 312 to separate, so as to power failure the switch circuit component 5, and the power-off effect of the switching circuit component 5 is ensured by the insulating gas between the upper conductive pad 311 and the lower conductive pad 312.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An auxiliary cut-off device for a switchgear, comprising: the gas-insulated switchgear comprises a switchgear shell (1) and an auxiliary circuit breaker (3), wherein a control panel (2) is arranged on the shell of the switchgear shell (1), a switch circuit component (5) is installed inside the switchgear shell (1), the middle of the switch circuit component (5) is electrically connected with the auxiliary circuit breaker (3), the auxiliary circuit breaker (3) is arranged on the side edge of the switchgear shell (1), and an insulating gas storage bottle (4) is arranged below the auxiliary circuit breaker (3);
the auxiliary circuit breaker (3) comprises an outer shell (301), an auxiliary circuit breaking cylinder (302) and a motor (303) are mounted inside the outer shell (301), the motor (303) is electrically connected with a switch box (304), two ends of the auxiliary circuit breaking cylinder (302) are respectively electrically connected with a switch circuit component (5), the middle of the auxiliary circuit breaking cylinder (302) is connected with a gas booster pump (305) through an insulating gas injection port (313), the upper part of the gas booster pump (305) is connected with the motor (303), and the lower part of the gas booster pump (305) is connected with the insulating gas storage bottle (4) through a gas bottle sealing connecting pipe (306);
the auxiliary circuit breaking cylinder (302) comprises a sealing cylinder body (307), an upper sealing top plate (308) is installed at the top of the sealing cylinder body (307), the lower portion of the upper sealing top plate (308) is connected with an upper conductive disc (311) through a spring ring (310), a lower sealing top plate (309) is installed at the bottom of the sealing cylinder body (307), and the upper portion of the lower sealing top plate (309) is connected with a lower conductive disc (312) through the spring ring (310).
2. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: the switch circuit component (5) is electrically connected with the upper conductive disc (311) and the lower conductive disc (312) respectively, and the control panel (2) is electrically connected with the switch circuit component (5).
3. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: the switch box (304) is in transmission connection with the gas booster pump (305), the motor (303) is a servo motor (303), and a micro storage battery is integrated in the switch box (304).
4. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: the gas booster pump (305) is connected with the gas cylinder sealing connecting pipe (306) in a sealing mode, and the gas booster pump (305) is connected with the insulating gas injection port (313) in a sealing mode.
5. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: when no insulating gas exists between the upper conductive disc (311) and the lower conductive disc (312), the upper conductive disc (311) and the lower conductive disc (312) are abutted together, and the height of the insulating gas injection port (313) is consistent with the middle part of the upper conductive disc (311) and the lower conductive disc (312).
6. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: the sealing cylindrical barrel (307) is respectively connected with the upper sealing top plate (308) and the lower sealing top plate (309) in a sealing mode, the upper sealing top plate (308) and the lower sealing top plate (309) are respectively fixedly connected with the spring ring (310), and the spring ring (310) is respectively fixedly connected with the upper conducting disc (311) and the lower conducting disc (312).
7. An auxiliary cut-off device of a switchgear according to claim 1, characterized in that: the spring ring (310) is a rubber spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021969371.8U CN213025862U (en) | 2020-09-10 | 2020-09-10 | Auxiliary cut-off device of switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021969371.8U CN213025862U (en) | 2020-09-10 | 2020-09-10 | Auxiliary cut-off device of switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213025862U true CN213025862U (en) | 2021-04-20 |
Family
ID=75476445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021969371.8U Active CN213025862U (en) | 2020-09-10 | 2020-09-10 | Auxiliary cut-off device of switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213025862U (en) |
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2020
- 2020-09-10 CN CN202021969371.8U patent/CN213025862U/en active Active
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