CN219779481U - Defense arrangement device in operation and maintenance process of switch cabinet - Google Patents

Abstract

The utility model discloses a defense arrangement device in the operation and maintenance process of a switch cabinet, which comprises a shell and a lifting baffle plate, wherein the lifting baffle plate is arranged on the shell, the bottom of the shell is arranged at the bottom of the switch cabinet, and the lifting baffle plate is propped against the top wall of the switch cabinet to shield the door opening of the switch cabinet after moving upwards along the shell so as to fulfill the defense arrangement requirement in the operation and maintenance process of the switch cabinet. The lifting baffle is propped against the upper top wall of the switch cabinet after ascending, and the bottom of the shell is propped against the bottom of the switch cabinet, so that the device is fixed in the cabinet body in operation and maintenance, the problem that the device falls to the ground from the cabinet body of the switch cabinet in the whole operation and maintenance process can not occur, thereby reminding a worker to be not close to the switch cabinet in operation and maintenance at any time in the operation and maintenance process, and ensuring the safe operation and maintenance work; the lifting baffle plate which can be adaptively lifted according to the heights of the different switch cabinet bodies is propped against to fix the device in the operation and maintenance switch cabinets with different specifications for operation and maintenance prevention.

Description

Defense arrangement device in operation and maintenance process of switch cabinet

Technical Field

The utility model relates to the technical field of electric power construction safety, in particular to an anti-theft device in the operation and maintenance process of a switch cabinet.

Background

When the high-voltage switch cabinet circuit breaker overhauls, an operation and maintenance personnel need shake the handcart switch from a working position to a test position according to a scheduling instruction, then the handcart switch is pulled out to a handcart platform by taking down a secondary plug, at the moment, a static contact connected with a bus in the switch cabinet is electrified to operate, and according to the requirements of a standardized distribution and protection standard of a safety facility of a transformer substation (a convertor station) operation site, the electrified static contact is required to be isolated by an operation personnel by using an operation red cloth, and the specific operation and maintenance work flow is as follows: dispatching and issuing maintenance instructions, pulling a handcart switch to a handcart platform by operation and maintenance personnel, shielding a static contact by the operation and maintenance personnel, checking whether the operation and maintenance cloth falls off, and collecting the operation and maintenance cloth after the operation and maintenance is finished. The operation red cloth belongs to a safety tool, is printed with words such as operation equipment, adopts pure cotton cloth antistatic materials, has striking color and plays a role in warning. In order to quickly and conveniently hang the operation red cloth on the switch cabinet, magnetic strips are arranged on the periphery of the operation red cloth, operation and maintenance personnel wear insulating gloves to paste and fix the operation red cloth at the cabinet opening of the switch cabinet, and the operation red cloth with corresponding specification is required to be subjected to the defense arrangement in the operation and maintenance process because the cabinet opening specifications of the switch cabinets with different specifications are different, and the operation red cloth with proper specification is required to be selected in advance by the operation and maintenance personnel in the defense arrangement process, so that the defense arrangement efficiency is reduced; after operation and maintenance are finished, the operation red cloth needs to be folded and placed, the magnetic stripe can be bent in the folding placement process, when operation and maintenance are conducted again, the adsorption performance of the bent magnetic stripe can be reduced, the operation red cloth cannot be stably hung on a switch cabinet, operation and maintenance personnel are needed to check whether the operation red cloth falls, if the operation red cloth falls, the operation and maintenance personnel are needed to hang again, in the period from the falling of the operation red cloth to the non-resuspension of the operation red cloth, if unknowing personnel touch the operation and maintenance switch cabinet, the electric shock risk can occur.

Disclosure of Invention

In view of the foregoing, it is necessary to provide a protection device suitable for different specifications of switch cabinet openings and capable of fixing and stabilizing the operation and maintenance of the switch cabinet.

The utility model provides a switch cabinet fortune dimension in-process cloth guard, includes casing and lifting baffle, and lifting baffle sets up on the casing, and switch cabinet bottom is arranged in to the bottom of casing, and lifting baffle leans on the cabinet door mouth of switch cabinet to shelter from the cloth guard demand in order to accomplish switch cabinet fortune dimension in-process along the casing back top of upwards moving.

Preferably, two groups of guide rails for the lifting baffle to move up and down are arranged in the shell, a group of guide rails are arranged on the left inner wall of the shell, another group of guide rails are arranged on the right inner wall of the shell, the left end and the right end of the lifting baffle are respectively arranged in the two groups of guide rails, the upper end face of the shell is provided with an opening, the length of the opening is matched with the length of the lifting baffle, the width of the opening is matched with the thickness of the lifting baffle, and the lifting baffle gradually extends out from the opening after moving upwards along the two groups of guide rails.

Preferably, a PLC control module, a power supply and a motor are arranged in the shell, the PLC control module is respectively and electrically connected with the power supply and the motor, the motor is arranged close to the opening, a gear is arranged at the output end of the motor, a rack is arranged on the side wall of the lifting baffle, and the gear is meshed with the rack; the shell front side wall sets up switch, shift up switch, move down switch, warning light, loudspeaker, power supply electric quantity display lamp, human response module, switch's both ends respectively with the power anodal, PLC control module anodal electric connection, PLC control module negative pole and power negative pole electric connection, shift up switch, move down switch, the warning light, loudspeaker, power supply electric quantity display lamp, human response module respectively with PLC control module electric connection, PLC control module control warning light after the switch closure, power supply electric quantity display lamp, human response module work, shift up command signal transmission after shifting up the switch and receive the pressing of operating personnel makes PLC control module control motor forward to accomplish the lifting baffle and shifts up, shift down command signal transmission after shifting down the switch and receive the pressing of operating personnel makes PLC control module control motor reversal so as to accomplish the lifting baffle and shift down.

Preferably, a first transverse baffle and a second transverse baffle are arranged in the shell, the first transverse baffle is close to the bottom wall of the shell, a first accommodating space is formed between the first transverse baffle and the bottom wall of the shell, the PLC control module and the power supply are arranged in the first accommodating space, the second transverse baffle is close to the top wall of the shell, the motor is arranged at the middle position of the second transverse baffle, and the rack is arranged at the middle position of the side wall of the lifting baffle so that the lifting baffle can be meshed with the gear at the output end of the motor after being arranged on two groups of guide rails.

Preferably, the PLC control module comprises a wireless signal receiving module, the defense arrangement device in the operation and maintenance process of the switch cabinet further comprises a remote controller, the remote controller is provided with a wireless signal sending module, an upward movement key and a downward movement key, and after the sending module and the receiving module are matched with each other, upward movement data signals generated by pressing the upward movement key or downward movement data signals generated by pressing the downward movement key are transmitted so as to finish lifting of the lifting baffle without touching a shell by a defense arrangement operator.

Preferably, the power supply is a rechargeable lithium battery, and the shell is provided with an adapter socket which is respectively and electrically connected with the power supply and the PLC control module.

Preferably, the housing is provided with a handle, and the handle is arranged on the top wall of the housing.

Preferably, a plurality of rollers are arranged at the left end and the right end of the lifting baffle, and each roller is positioned in the guide rail and rolls along the guide rail so as to reduce friction between the lifting baffle and the guide rail.

Preferably, the bottom wall of the shell is provided with supporting feet, and the supporting feet are rotatably arranged on the lower side surface of the bottom wall of the shell.

Preferably, the shell consists of a front shell and a rear shell, the first transverse baffle and the second transverse baffle are arranged on the front shell, the inner walls of the first transverse baffle and the rear shell are contacted with each other after the front shell and the rear shell are buckled, and the bottom end of the lifting baffle is contacted with the first transverse baffle after the lifting baffle is completely lowered; the front side, the left side and the right side of the second transverse baffle are arranged on the front shell, the rear side of the second transverse baffle is close to the rear side wall of the front shell, and the lifting baffle is arranged on the rear rack of the front shell and is close to the second transverse baffle.

In the defense arrangement device in the operation and maintenance process of the switch cabinet, the defense arrangement device is fixed in the cabinet body in the operation and maintenance process by propping against the upper top wall of the switch cabinet after the lifting baffle plate is lifted and propping against the bottom of the switch cabinet by the bottom of the shell, so that the problem that the defense arrangement device falls to the ground from the cabinet body of the switch cabinet in the whole operation and maintenance process can not occur, and therefore staff is reminded of not approaching the switch cabinet in the operation and maintenance process at any time, and the safe operation and maintenance work is ensured; the lifting baffle plate which can be adaptively lifted according to the heights of the different switch cabinet bodies is propped against to fix the device in the operation and maintenance switch cabinets with different specifications for operation and maintenance prevention.

Drawings

Fig. 1 is a perspective view of the present utility model in an unused state.

Fig. 2 is a perspective view of the present utility model in use.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a cross-sectional perspective view at A-A in fig. 3.

Fig. 5 is a cross-sectional view at B-B in fig. 3.

Fig. 6 is a left side view of fig. 1.

Fig. 7 is a cross-sectional perspective view at C-C in fig. 6.

Fig. 8 is a partial block diagram of the present utility model.

Fig. 9 is a state diagram of the utility model in a switchgear provided in operation.

In the figure: the portable electronic device comprises a shell 10, a guide rail 11, an opening 12, a PLC control module 13, an upper moving-away switch 131, a lower moving-away switch 132, a warning lamp 133, a horn 134, a power supply electric quantity display lamp 135, a human body induction module 136, a wireless signal receiving module 137, a power supply 14, a power supply switch 141, a motor 15, a gear 151, a first transverse baffle 16, a second transverse baffle 17, a first accommodating space 18, an adapter socket 19, a handle 101, a supporting leg 102, a front shell 103, a rear shell 104, a lifting baffle 20, a rack 21, a roller 22, a remote controller 30, a wireless signal transmitting module 31, an upward moving key 32, a downward moving key 33 and a switch cabinet 200.

Detailed Description

The technical scheme and technical effects of the embodiments of the present utility model are further described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 9, the defense device in the operation and maintenance process of the switch cabinet 200 includes a housing 10 and a lifting baffle 20, the lifting baffle 20 is disposed on the housing 10, the bottom of the housing 10 is disposed at the bottom of the switch cabinet 200, and the lifting baffle 20 abuts against the top wall of the switch cabinet 200 to shield the door of the switch cabinet 200 after moving upwards along the housing 10, so as to fulfill the defense requirement in the operation and maintenance process of the switch cabinet 200. In the defense arrangement device in the operation and maintenance process of the switch cabinet 200, the lifting baffle 20 is lifted to prop against the upper top wall of the switch cabinet 200, and the bottom of the shell 10 is propped against the bottom of the switch cabinet 200, so that the defense arrangement device is fixed in the cabinet body in the operation and maintenance process, the problem that the defense arrangement device falls to the ground from the cabinet body of the switch cabinet 200 in the whole operation and maintenance process can be avoided, and therefore staff is reminded of not being close to the switch cabinet 200 in the operation and maintenance process at any time, and the safe operation and maintenance work is guaranteed.

Further, two sets of guide rails 11 for the lifting baffle 20 to move up and down are arranged in the shell 10, one set of guide rails 11 is arranged on the left inner wall of the shell 10, the other set of guide rails 11 is arranged on the right inner wall of the shell 10, the left end and the right end of the lifting baffle 20 are respectively arranged in the two sets of guide rails 11, an opening 12 is arranged on the upper end face of the shell 10, the length of the opening 12 is matched with the length of the lifting baffle 20, the width of the opening 12 is matched with the thickness of the lifting baffle 20, and the lifting baffle 20 moves upwards along the two sets of guide rails 11 to gradually extend out of the opening 12.

Further, a PLC control module 13, a power supply 14 and a motor 15 are arranged in the shell 10, the PLC control module 13 is respectively and electrically connected with the power supply 14 and the motor 15, the motor 15 is arranged close to the opening 12, a gear 151 is arranged at the output end of the motor 15, a rack 21 is arranged on the side wall of the lifting baffle 20, and the gear 151 is meshed with the rack 21; the front side wall of the shell 10 is provided with a power switch 141, an upper moving-away switch 131, a lower moving-away switch 132, a warning lamp 133, a loudspeaker 134, a power electric quantity display lamp 135 and a human body induction module 136, two ends of the power switch 141 are respectively and electrically connected with the anode of the power supply 14 and the anode of the PLC control module 13, the cathode of the PLC control module 13 is electrically connected with the cathode of the power supply 14, the power supply 14 is powered on or powered off through the on-off of the power switch 141, the upper moving-away switch 131, the lower moving-away switch 132, the warning lamp 133, the loudspeaker 134, the power electric quantity display lamp 135 and the human body induction module 136 are respectively and electrically connected with the PLC control module 13, the PLC control module 13 controls the warning lamp 133, the power electric quantity display lamp 135 and the human body induction module 136 to work after the power switch 141 is closed, when a person approaches a switch cabinet 200 in detection operation and maintenance, the human body induction module 136 is used for sensing and then sending a signal for detecting the approach of the person to the PLC control module 13, the PLC control module 13 controls the loudspeaker 134 to generate a warning sound prompt personnel "do not approach", the upper moving-away from the PLC control module 13 is pressed by an operator, an upper moving-away switch 131 is transmitted to the upper moving-away instruction signal to the PLC control module 13 is electrically connected with the PLC control module 13, the upper moving-away from the motor 15 is controlled by the operator, the upper moving-away switch 15 is controlled by the operator is controlled by the lower moving-away from the PLC control module 20, the upper moving-away switch 15 is controlled by the motor is controlled by the lower moving-away from the PLC control module 20, and the lower moving-down switch 20 is controlled by the operator is controlled by the lower moving the controller is controlled by the controller, and the controller is controlled by the lower switch 20 is controlled, and is controlled by the control switch 20.

Further, a first transverse baffle 16 and a second transverse baffle 17 are arranged in the shell 10, the first transverse baffle 16 is arranged close to the bottom wall of the shell 10, a first accommodating space 18 is formed between the first transverse baffle 16 and the bottom wall of the shell 10, the PLC control module 13 and the power supply 14 are arranged in the first accommodating space 18, the second transverse baffle 17 is arranged close to the top wall of the shell 10, the motor 15 is arranged at the middle position of the second transverse baffle 17, the rack 21 is arranged at the middle position of the side wall of the lifting baffle 20, and the lifting baffle 20 can be meshed with the gear 151 at the output end of the motor 15 after being arranged on the two groups of guide rails 11.

Further, the PLC control module 13 includes a wireless signal receiving module 137, the protection device in the operation and maintenance process of the switch cabinet 200 further includes a remote controller 30, the remote controller 30 is provided with a wireless signal sending module 31, an up-shift key 32 and a down-shift key 33, after the wireless signal sending module 31 and the wireless signal receiving module 137 are matched with each other, an up-shift data signal generated by pressing the up-shift key 32 is transmitted, so that the electric motor 15 is transmitting to complete the lifting of the lifting baffle 20 to complete the protection, or after the wireless signal sending module 31 and the wireless signal receiving module 137 are matched with each other, a down-shift data signal generated by pressing the down-shift key 33 is transmitted to complete the lifting baffle 20 to retract into the shell 10, so that an operator can complete the lifting of the lifting baffle 20 by touching the shell 10 as little as possible in the protection process, the possibility of electric shock is reduced, and the protection safety is further improved.

Further, the power supply 14 is a rechargeable lithium battery, the casing 10 is provided with an adapter socket 19, the adapter socket 19 is electrically connected with the power supply 14 and the PLC control module 13 respectively, the external power supply 14 is inserted into the adapter socket 19 to charge the rechargeable power supply 14, and the external system upgrading equipment is inserted into the adapter socket 19 to upgrade the system of the PLC control module 13.

Further, a handle 101 is provided on the housing 10, and the handle 101 is provided on the top wall of the housing 10. The handle 101 facilitates handling of the device by an operator.

Further, a plurality of rollers 22 are disposed at the left and right ends of the lifting baffle 20, and each roller 22 is disposed in the guide rail 11 and rolls along the guide rail 11 to reduce friction between the lifting baffle 20 and the guide rail 11.

Further, set up supporting legs 102 on the diapire of casing 10, supporting legs 102 installs on the downside of casing 10 diapire with the pivoted mode, opens the back through rotating supporting legs 102 and just can place this device stable in the cabinet body of cubical switchboard 200, need not operation personnel and hold up casing 10 in the in-process of lift baffle 20 and also can realize, promotes the convenience of cloth defense.

Further, the casing 10 is composed of a front casing 103 and a rear casing 104, the first transverse baffle 16 and the second transverse baffle 17 are both arranged on the front casing 103, the inner walls of the first transverse baffle 16 and the rear casing 104 are contacted with each other after the front casing 103 and the rear casing 104 are buckled, and the bottom end of the lifting baffle 20 is contacted with the first transverse baffle 16 after the lifting baffle 20 is completely lowered; the front side, the left side and the right side of the second transverse baffle 17 are arranged on the front shell 103, the rear side of the second transverse baffle 17 is close to the rear side wall of the front shell 103, and the lifting baffle 20 is arranged on the rear rack 21 of the front shell 103 and is close to the second transverse baffle 17.

When the device is used, an operator places the device at the door opening of the switch cabinet, at the moment, the supporting leg 102 of the shell 10 is rotated to be opened to increase the stability of the device, the power switch 141 is turned on, the operator presses the upward moving switch 131 or the upward moving switch 32 on the remote controller 30, the PLC control module 13 receives the upward instruction of the lifting baffle 20 and then turns on the motor 15 to rotate forward to gradually lift the lifting baffle 20, the operator sees that the top end of the lifting baffle 20 is propped against the top wall of the switch cabinet and then releases the upward moving switch 131 or the upward moving switch 32 on the remote controller 30, the motor 15 stops rotating to fix the lifting baffle 20 while the PLC control module stops working, and the warning lamp 133, the horn 134 and the human body induction module 136 still obtain continuous power supply work of the power supply 14 to warn other operators to be far away from the switch cabinet 200 in operation and maintenance, so that the operation and maintenance of the switch cabinet is safe. After the operation and maintenance are finished, an operator presses the down switch 132 or the down switch 33 on the remote controller 30, and after receiving a descending instruction of the lifting baffle 20, the PLC control module 13 starts the motor 15 to reversely rotate to gradually drop the lifting baffle 20 back into the shell 10, and the operator takes the device out of the switch cabinet 200 to finish the operation and maintenance operation.

Claims (9)

1. The utility model provides a cloth guard device in cubical switchboard fortune dimension in-process which characterized in that: including casing and elevating baffle, elevating baffle sets up in the casing, the cubical switchboard bottom is arranged in to the bottom of casing, elevating baffle leans on the cabinet door mouth of cubical switchboard to shelter from the demand of preventing in order to accomplish the cubical switchboard fortune dimension in-process along the casing back that the casing upwards moves, set up two sets of guide rails that supply elevating baffle reciprocate in the casing, set up a set of guide rail at the left side inner wall of casing, set up another set of guide rail at the right side inner wall of casing, install respectively in two sets of guide rails at elevating baffle's left and right sides both ends, the up end of casing sets up the opening, open-ended length and elevating baffle's length are suited, open-ended width and elevating baffle's thickness are suited, elevating baffle upwards moves gradually along two sets of guide rails and stretches out from the opening.

2. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 1, wherein: the PLC control module is electrically connected with the power supply and the motor respectively, the motor is arranged close to the opening, a gear is arranged at the output end of the motor, a rack is arranged on the side wall of the lifting baffle, and the gear is meshed with the rack; the shell front side wall sets up switch, shift up switch, move down switch, warning light, loudspeaker, power supply electric quantity display lamp, human response module, switch's both ends respectively with the power anodal, PLC control module anodal electric connection, PLC control module negative pole and power negative pole electric connection, shift up switch, move down switch, the warning light, loudspeaker, power supply electric quantity display lamp, human response module respectively with PLC control module electric connection, PLC control module control warning light after the switch closure, power supply electric quantity display lamp, human response module work, shift up command signal transmission after shifting up the switch and receive the pressing of operating personnel makes PLC control module control motor forward to accomplish the lifting baffle and shifts up, shift down command signal transmission after shifting down the switch and receive the pressing of operating personnel makes PLC control module control motor reversal so as to accomplish the lifting baffle and shift down.

3. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 2, wherein: the first transverse baffle and the second transverse baffle are arranged in the shell, the first transverse baffle is close to the bottom wall of the shell, a first accommodating space is formed between the first transverse baffle and the bottom wall of the shell, the PLC control module and the power supply are arranged in the first accommodating space, the second transverse baffle is close to the top wall of the shell, the motor is arranged at the middle position of the second transverse baffle, and the rack is arranged at the middle position of the side wall of the lifting baffle so that the lifting baffle can be meshed with the gear at the output end of the motor after being arranged on two groups of guide rails.

4. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 2, wherein: the PLC control module comprises a wireless signal receiving module, the defense arrangement device in the operation and maintenance process of the switch cabinet further comprises a remote controller, the remote controller is provided with a wireless signal sending module, an upward movement key and a downward movement key, the sending module and the receiving module are matched with each other, and then the upward movement data signals generated by pressing the upward movement key or the downward movement data signals generated by pressing the downward movement key are transmitted so as to finish the lifting of the lifting baffle without touching a shell by defense arrangement operators.

5. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 1, wherein: the power supply is a rechargeable lithium battery, the shell is provided with an adapter socket, and the adapter socket is respectively and electrically connected with the power supply and the PLC control module.

6. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 1, wherein: a handle is arranged on the shell and is arranged on the top wall of the shell.

7. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 2, wherein: the left and right ends of the lifting baffle are provided with a plurality of rollers, and each roller is positioned in the guide rail and rolls along the guide rail so as to reduce friction between the lifting baffle and the guide rail.

8. The defense device in the operation and maintenance process of the switch cabinet as claimed in claim 1, wherein: the bottom wall of the shell is provided with supporting feet which are rotatably arranged on the lower side surface of the bottom wall of the shell.

9. A device for arming during operation and maintenance of a switchgear as claimed in claim 3, wherein: the shell consists of a front shell and a rear shell, the first transverse baffle and the second transverse baffle are arranged on the front shell, the inner walls of the first transverse baffle and the rear shell are contacted with each other after the front shell and the rear shell are buckled, and the bottom end of the lifting baffle is contacted with the first transverse baffle after the lifting baffle is completely lowered; the front side, the left side and the right side of the second transverse baffle are arranged on the front shell, the rear side of the second transverse baffle is close to the rear side wall of the front shell, and the lifting baffle is arranged on the rear rack of the front shell and is close to the second transverse baffle.