CN219227049U - Intelligent low-voltage draw-out type switch cabinet - Google Patents
Intelligent low-voltage draw-out type switch cabinet Download PDFInfo
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- CN219227049U CN219227049U CN202223549712.8U CN202223549712U CN219227049U CN 219227049 U CN219227049 U CN 219227049U CN 202223549712 U CN202223549712 U CN 202223549712U CN 219227049 U CN219227049 U CN 219227049U
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- cabinet body
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- intelligent low
- voltage draw
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Abstract
The utility model discloses an intelligent low-voltage draw-out type switch cabinet which comprises a cabinet body, wherein a bus chamber is arranged at the top of the cabinet body, a plurality of drawers which are connected in a sliding manner are arranged at the left side of the cabinet body, and a vertical bus channel and a cable channel are arranged at the rear part of the cabinet body; the vertical bus is arranged on the back of the drawer through a vertical bus channel on the left side of the cabinet body, and a stopper is arranged on the upper part of the interlayer clapboard of the drawer. An emergency unlocking device is fixedly arranged at one corner inside the drawer, and an error locking prevention device, elements of a control loop and a primary plug-in are arranged at the bottom. The intelligent drawer type power distribution cabinet electric operating mechanism solves the requirement that an isolation plug cannot be pushed and pulled in a live mode in a five-prevention function, improves safety, and can achieve the beneficial effect of protecting electric elements in time.
Description
Technical Field
The utility model relates to the technical field of switch cabinets. And more particularly to an intelligent low voltage draw-out switchgear.
Background
The low-voltage switchgear is developing towards intellectualization, and the demand of users for the background remote control function is also increasing, so that more and more projects with remote control function of the drawer circuit breaker are required in 2020. Because the circuit breaker of the common drawer loop only has the functions of on-site manual switching-on and switching-off, and in the drawer loop with the remote control function, the circuit breaker is required to be added with an electric operating mechanism, and the potential safety hazard cannot be brought by pushing and pulling the drawer in the switch-on state of the circuit breaker. The intelligent low-voltage drawer type switch cabinet has no mechanical operating mechanism due to the fact that a plastic shell breaker for electrified operation is not provided with a mechanical operating mechanism, and a five-prevention function cannot be realized through mechanical locking, so that the requirement that a plug cannot be pushed and pulled in an electrified manner in the five-prevention function of the low-voltage drawer type switch cabinet is met.
Disclosure of Invention
The utility model aims to provide an intelligent low-voltage draw-out type switch cabinet, which aims to solve the potential safety hazard caused by pushing and pulling a drawer when a circuit breaker is closed in a drawer loop with a remote control function of the draw-out type low-voltage switch cabinet.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an intelligent low-voltage draw-out type switch cabinet comprises a cabinet body and is characterized in that,
the top of the cabinet body is provided with a bus chamber, the left side of the cabinet body is provided with a plurality of drawers which are connected in a sliding way, and the rear part of the cabinet body is provided with a vertical bus channel and a cable channel;
the vertical bus is arranged on the back of the drawer through a vertical bus channel on the left side of the cabinet body, and a stopper is arranged on the upper part of the interlayer clapboard of the drawer.
Preferably, an emergency unlocking device is fixedly arranged at one corner inside the drawer, and an error locking prevention device, elements of a control loop and a primary plug-in are arranged at the bottom.
Preferably, the control loop comprises: the device comprises a fuse, a circuit breaker, an electromagnet, an intermediate relay, an unlocking button, a change-over switch, a first button with a lamp and a second button with a lamp.
Preferably, the first end of the fuse is connected with the live wire, the second end of the fuse is connected with the first end of the circuit breaker and the first end of the unlocking button, the auxiliary contact of the circuit breaker is connected with the first ends of the first and second buttons with lamps respectively, and the second ends of the first and second buttons with lamps are connected with the zero line.
Preferably, an unlocking button is arranged on one side outside the drawer, the unlocking button is connected with the second end of the fuse in the control loop and is connected with the electromagnet in the control loop and the first end of the intermediate relay, and the second ends of the electromagnet and the intermediate relay are connected with the zero line.
Preferably, a corner of the bottom inside the drawer is fixedly provided with an anti-misoperation locking device, and the anti-misoperation locking device is connected with the unlocking button and the control loop.
Preferably, the electromagnet is arranged at the left side of the front end inside the cabinet body, and the front end of the drawer is magnetically attracted with the electromagnet.
The beneficial effects of the utility model are as follows:
the intelligent drawer type power distribution cabinet electric operating mechanism solves the requirement that an isolation plug cannot be pushed and pulled in a live mode in a five-prevention function, improves safety, and can achieve the beneficial effect of protecting electric elements in time.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
Fig. 1 shows a front view of the present utility model.
Fig. 2 shows a structural side view of the present utility model.
Fig. 3 shows a top view of the present utility model.
Fig. 4 shows a circuit diagram of the control loop of the present utility model.
In the figure, the cabinet body is 1-, the drawer is 2-, the unlocking button is 3-, the bus bar chamber is 4-, the misoperation-preventive locking device is 5-, the stopper is 6-, the bus bar channel is 7-vertically, the cable channel is 8-, the emergency unlocking device is 9-and the plug-in unit is 10-in unit.
Detailed Description
In order to more clearly illustrate the present utility model, the present utility model will be further described with reference to the preferred embodiments and the accompanying fig. 1 to 4. Like parts in the drawings are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this utility model is not limited to the details given herein.
The embodiment of the utility model discloses an intelligent low-voltage draw-out type switch cabinet, which is shown in figure 1 and comprises
An intelligent low-voltage draw-out type switch cabinet comprises a cabinet body and is characterized in that,
the top of the cabinet body is provided with a bus chamber, the left side of the cabinet body is provided with a plurality of drawers which are connected in a sliding way, and the rear part of the cabinet body is provided with a vertical bus channel and a cable channel;
the vertical bus is arranged on the back of the drawer through a vertical bus channel on the left side of the cabinet body, and a stopper is arranged on the upper part of the interlayer clapboard of the drawer.
Preferably, an emergency unlocking device is fixedly arranged at one corner inside the drawer, and an error locking prevention device, elements of a control loop and a primary plug-in are arranged at the bottom.
Preferably, the control loop comprises: the device comprises a fuse, a circuit breaker, an electromagnet, an intermediate relay, an unlocking button, a change-over switch, a first button with a lamp and a second button with a lamp.
Preferably, the first end of the fuse is connected with the live wire, the second end of the fuse is connected with the first end of the circuit breaker and the first end of the unlocking button, the auxiliary contact of the circuit breaker is connected with the first ends of the first and second buttons with lamps respectively, and the second ends of the first and second buttons with lamps are connected with the zero line.
Preferably, an unlocking button is arranged on one side outside the drawer, the unlocking button is connected with the second end of the fuse in the control loop and is connected with the electromagnet in the control loop and the first end of the intermediate relay, and the second ends of the electromagnet and the intermediate relay are connected with the zero line.
Preferably, a corner of the bottom inside the drawer is fixedly provided with an anti-misoperation locking device, and the anti-misoperation locking device is connected with the unlocking button and the control loop.
Preferably, the electromagnet is arranged at the left side of the front end inside the cabinet body, and the front end of the drawer is magnetically attracted with the electromagnet.
Preferably, the anti-misoperation locking device, the stopper and the control circuit are electrically and mechanically interlocked.
Preferably, the unlocking button is used for ensuring that the main circuit of the circuit breaker is disconnected when the drawer is pushed and pulled after the unlocking device is used.
Preferably, the anti-misoperation locking device is used for preventing the electrified misoperation of the drawer.
Preferably, the emergency unlocking device is used for ensuring that the locking function can be unlocked manually after the error locking device is blocked.
Preferably, when the control loop is powered on, the electromagnet and the intermediate relay in the control loop are powered on, and the circuit breaker is automatically opened, so that the drawer can be pulled out of the cabinet.
Preferably, when the control loop is powered off, the unlocking button is pressed down, the electromagnet and the intermediate relay in the control loop cannot be powered on, the stopper in the drawer is locked, and meanwhile, the circuit breaker is not opened, so that the drawer cannot be pulled out of the cabinet.
The utility model ensures that the circuit breaker can be pushed into or pulled out of the drawer after being separated no matter the circuit breaker is in a closing state or a separating state by controlling the working characteristic of the electromagnet YO in the loop.
When the drawer is rocked in the isolation position: when the unlocking button CT2 is pressed down and the drawer is rocked into the test position, the control circuit is electrified, at the moment, the drawer unlocking button CT2 is closed, the electromagnet YO and the intermediate relay KA are electrified, the breaker is automatically opened no matter in an opening or closing state (at the moment, the primary circuit is not switched on yet), the drawer is ensured not to be electrified to be pushed into the working position, and the five-prevention interlocking requirement that the isolating plug cannot be electrified to be pushed into the working position is ensured;
when the drawer swings out in the working position: pressing an unlocking button CT2, and swinging out the drawer to an isolation position, wherein the drawer unlocking button CT2 is closed at the moment, the electromagnet YO and the intermediate relay KA are powered on, and the circuit breaker is opened, so that the drawer cannot be pulled out to the isolation position in an electrified manner;
in addition, when the fuse FU1 of the control loop is accidentally damaged, the control loop of the drawer cannot form a loop when the action of pulling out the drawer is executed, so that the electromagnet YO in the control loop cannot be electrified, the electromagnet in the drawer is locked with the stopper, the drawer cannot be pulled out of the cabinet, and the damage of components and short-circuit accidents cannot be caused.
The control loop comprises: fuse FU1, circuit breaker or circuit breaker auxiliary contact QF, electromagnet YO, intermediate relay KA, unlock button CT2, change-over switch SA, first lighted button SB1 and second lighted button SB2.
In the embodiment, the electric operating mechanism composed of the unlocking device, the emergency unlocking device and the error locking prevention device solves the requirement that the isolating plug cannot be pushed and pulled in a electrified manner in the five-prevention function.
It should be understood that the foregoing examples of the present utility model are provided merely for clearly illustrating the present utility model and are not intended to limit the embodiments of the present utility model, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present utility model as defined by the appended claims.
Claims (7)
1. An intelligent low-voltage draw-out type switch cabinet comprises a cabinet body and is characterized in that,
the top of the cabinet body is provided with a bus chamber, the left side of the cabinet body is provided with a plurality of drawers which are connected in a sliding way, and the rear part of the cabinet body is provided with a vertical bus channel and a cable channel;
the vertical bus is arranged on the back of the drawer through a vertical bus channel on the left side of the cabinet body, and a stopper is arranged on the upper part of the interlayer clapboard of the drawer.
2. The intelligent low-voltage draw-out type switch cabinet according to claim 1, wherein an emergency unlocking device is fixedly arranged at one corner inside the drawer, and an error locking prevention device, elements of a control loop and a primary plug-in are arranged at the bottom.
3. The intelligent low-voltage draw-out switchgear according to claim 2, characterized in that the control loop comprises: the device comprises a fuse, a circuit breaker, an electromagnet, an intermediate relay, an unlocking button, a change-over switch, a first button with a lamp and a second button with a lamp.
4. The intelligent low-voltage draw-out switch cabinet of claim 3, wherein the first end of the fuse is connected with the live wire, the second end of the fuse is connected with the first end of the circuit breaker and the first end of the unlocking button, the auxiliary contact of the circuit breaker is connected with the first end of the first button with the lamp and the first end of the second button with the lamp respectively, and the second end of the first button with the lamp and the second button with the lamp are connected with the zero wire.
5. The intelligent low-voltage draw-out switch cabinet of claim 3, wherein an unlocking button is arranged on one side of the outer portion of the drawer, the unlocking button is connected with the second end of a fuse in the control loop and is connected with the first ends of an electromagnet and an intermediate relay in the control loop, and the second ends of the electromagnet and the intermediate relay are connected with a zero line.
6. The intelligent low-voltage draw-out type switch cabinet according to claim 1, wherein a corner of the inner bottom of the drawer is fixedly provided with an anti-misoperation locking device, and the anti-misoperation locking device is connected with an unlocking button and a control loop.
7. The intelligent low-voltage draw-out type switch cabinet according to claim 3, wherein the electromagnet is arranged at the left side of the front end inside the cabinet body, and the front end of the drawer is magnetically attracted with the electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223549712.8U CN219227049U (en) | 2022-12-29 | 2022-12-29 | Intelligent low-voltage draw-out type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223549712.8U CN219227049U (en) | 2022-12-29 | 2022-12-29 | Intelligent low-voltage draw-out type switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219227049U true CN219227049U (en) | 2023-06-20 |
Family
ID=86748589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223549712.8U Active CN219227049U (en) | 2022-12-29 | 2022-12-29 | Intelligent low-voltage draw-out type switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219227049U (en) |
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2022
- 2022-12-29 CN CN202223549712.8U patent/CN219227049U/en active Active
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