CN214706646U

CN214706646U - Locking device of switch cabinet

Info

Publication number: CN214706646U
Application number: CN202022745775.5U
Authority: CN
Inventors: 陶文祥
Original assignee: Jiangsu Honkon Electrical Group Co ltd
Current assignee: Jiangsu Honkon Electrical Group Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-11-12
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a locking device of a switch cabinet, which comprises a cabinet body, a cabinet door and a mounting box, wherein the cabinet door is rotationally connected with the cabinet body, the mounting box is arranged at the middle position of the right side of the cabinet door, two lock holes are arranged at the middle position of the right side surface in the cabinet door, and the mounting box is also provided with a locking component which is used for locking the cabinet door in cooperation with the lock holes; the utility model discloses an at electro-magnet, armature, spring, first slide bar and the locking lever of setting in the mounting box, electro-magnet and the inside circuit electric connection of cubical switchboard simultaneously, when the cubical switchboard is inside to be in the on state, the electro-magnet obtains magnetic force and armature actuation, and armature overcomes spring force under the effect of magnetic force and removes to the electro-magnet, and the lockhole that sets up on this while locking lever removes simultaneously and inserts the cubical switchboard accomplishes the shutting of cubical switchboard.

Description

Locking device of switch cabinet

Technical Field

The utility model relates to a cubical switchboard technical field specifically is closing device of cubical switchboard.

Background

The switch cabinet is an electric device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch circuit is arranged according to the requirement. Such as instruments, automatic control, magnetic switches of motors, various alternating current contactors and the like, high-voltage chambers and low-voltage chamber switch cabinets, high-voltage buses, such as power plants and the like, and low-cycle load shedding for keeping main equipment; the main function of the switch gear is to open, close, control and protect the electric equipment in the process of generating, transmitting, distributing and converting electric energy of the power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like.

In the use of cubical switchboard, because the device in the cubical switchboard generally all is the high voltage control component, consequently when overhauing the cubical switchboard, need cut off the power supply earlier in order to prevent that the condition of electrocuteeing from appearing in the staff, but current cubical switchboard no matter is in inside the electrified or uncharged cabinet door all can be free open, and then lead to the staff to appear the misjudgement easily, very danger, and current cubical switchboard heat dispersion is not good, lead to inside device to take place to damage easily, for this we provide a cubical switchboard's blocking device in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blocking device of cubical switchboard to solve the problem that proposes among the above-mentioned background art. In order to achieve the above object, the utility model provides a following technical scheme:

the locking device of the switch cabinet comprises a cabinet body, a cabinet door and a mounting box, wherein the cabinet door is rotatably connected with the cabinet body, the mounting box is arranged in the middle position of the right side of the cabinet door, two locking holes are formed in the middle position of the right side surface in the cabinet door, and the mounting box is also provided with a locking assembly used for locking the cabinet door in a matching manner with the locking holes;

the last rotation of mounting box is connected with the closed door, closed door and mounting box are located same position department and have all seted up the rectangular hole, install the rail guard in the rectangular hole on the mounting box, rectangular hole on the mounting box is close to the inside one side of mounting box and still fixedly connected with dust screen, still be equipped with on the rectangular hole on the closed door and be used for carrying out radiating radiator unit to cabinet body inside.

As a further aspect of the present invention: the locking subassembly includes electro-magnet and slip hole, slip hole fixed connection is in the inside one side that is close to the lockhole of mounting box, two the slip hole is seted up and is being close to the curb plate intermediate position of lockhole at the mounting box, the equal fixedly connected with fixing base in position that the mounting box is inside to be located electro-magnet top and below, and is located the first slide bar of fixedly connected with between two fixing bases of same horizontal position, two still be equipped with between the first slide bar and be used for carrying out the lock core subassembly that locks to the cabinet door with the electro-magnet actuation.

As a further aspect of the present invention: lock core subassembly includes armature, the equal fixedly connected with sliding seat in armature both ends, two the sliding seat respectively with two first slide bar sliding connection, the sliding seat is close to all installs the spring between one side of sliding hole and the fixing base, two the equal fixedly connected with in intermediate position of one side of sliding seat close to the sliding hole is used for carrying out the dead locking lever of lock with the lockhole cooperation to the cabinet door, locking lever and sliding hole sliding connection.

As a further aspect of the present invention: the heat dissipation assembly comprises a threaded rod and a second sliding rod, the threaded rod and the second sliding rod are fixedly connected to the two sides of the rectangular hole respectively, an installation block is arranged between the threaded rod and the second sliding rod, the installation block is connected with the second sliding rod in a sliding mode, the installation block is connected with the threaded rod in a threaded mode, a heat dissipation fan used for dissipating heat in the cabinet door is installed in the installation block, and a driving motor used for driving the threaded rod to rotate is further arranged at the position, located at the lower end of the threaded rod, of the closed door.

As a further aspect of the present invention: the handle is still installed to mounting box right side position.

As a further aspect of the present invention: the sealing door is further provided with a fixing buckle used for fixing the sealing door with the mounting box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with an electromagnet, an armature, a spring, a first sliding rod and a lock rod which are arranged in the mounting box, meanwhile, the electromagnet is electrically connected with a circuit in the switch cabinet, when the switch cabinet is in a power-on state, the electromagnet obtains magnetic force to be attracted with the armature, the armature overcomes the elastic force of the spring to move towards the electromagnet under the action of the magnetic force, meanwhile, the lock rod moves and is inserted into a lock hole arranged on the switch cabinet to lock the switch cabinet, if the interior of the switch cabinet needs to be powered off firstly to open the cabinet door, the electromagnet loses the magnetic armature and rebounds to the original position under the action of the spring after the interior of the switch cabinet loses the power, and simultaneously the lock rod is drawn out from the lock hole, the cabinet door can be opened, so that the switch cabinet can not be opened when in a charged state in the use process of the switch cabinet, can effectively avoid the staff to open the cabinet door under the inside electrified state of cubical switchboard and take place danger.

2. The utility model discloses a dust screen of installation in the rectangular hole on the mounting box with can effectually prevent that the dust from entering into the cubical switchboard, the threaded rod, second slide bar, installation piece and the driving motor of rectangular hole position setting on the closed door simultaneously, accessible driving motor drives the threaded rod and rotates and then can drive the installation piece and reciprocate, and then dispel the heat to the cubical switchboard through the radiator fan of installation in the installation piece, can effectually avoid the cubical switchboard inside the high temperature condition to appear.

Drawings

Fig. 1 is a schematic structural view of a locking device of a switchgear.

Fig. 2 is a schematic structural diagram of a cabinet body in the locking device of the switch cabinet.

Fig. 3 is a front view of the mounting box in the locking device of the switchgear.

Fig. 4 is a rear view of the installation box of the locking device of the switchgear.

Fig. 5 is a schematic structural diagram of a lock hole in a locking device of a switch cabinet.

Wherein: the device comprises a mounting box 1, a fixing seat 2, a spring 3, an armature 4, an electromagnet 5, a sliding hole 6, a locking rod 7, a sliding seat 8, a first sliding rod 9, a dustproof net 10, a threaded rod 11, a mounting block 12, a heat dissipation fan 13, a second sliding rod 14, a rectangular hole 15, a driving motor 16, a closed door 17, a protective guard 18, a cabinet door 19, a cabinet body 20 and a lock hole 21.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, in an embodiment of the present invention, a locking device of a switch cabinet includes a cabinet body 20, a cabinet door 19 and a mounting box 1, wherein the cabinet door 19 is rotatably connected to the cabinet body 20, the mounting box 1 is disposed at a right middle position of the cabinet door 19, two locking holes 21 are disposed at a right middle position inside the cabinet door 19, and the mounting box 1 is further provided with a locking assembly for locking the cabinet door 19 in cooperation with the locking holes 21;

the mounting box 1 is rotatably connected with a sealing door 17, rectangular holes 15 are formed in the same positions of the sealing door 17 and the mounting box 1, a protective guard 18 is mounted in the rectangular hole 15 of the mounting box 1, a dust screen 10 is fixedly connected to one side, close to the interior of the mounting box 1, of the rectangular hole 15 of the mounting box 1, and a heat dissipation assembly used for dissipating heat inside the cabinet body 20 is further arranged on the rectangular hole 15 of the sealing door 17; a handle is further arranged at the right side of the mounting box 1; the sealing door 17 is also provided with a fixing buckle for fixing the sealing door with the mounting box 1; the locking assembly comprises an electromagnet 5 and sliding holes 6, the sliding holes 6 are fixedly connected to one side, close to the lock hole 21, in the installation box 1, the two sliding holes 6 are formed in the middle position, close to the lock hole 21, of the side plate of the installation box 1, the positions, located above and below the electromagnet 5, in the installation box 1 are fixedly connected with fixing seats 2, a first sliding rod 9 is fixedly connected between the two fixing seats 2 located on the same horizontal position, and a lock cylinder assembly used for being attracted with the electromagnet 5 to lock the cabinet door 19 is further arranged between the two first sliding rods 9; lock core subassembly includes armature 4, the equal fixedly connected with sliding seat 8 in 4 both ends of armature, two sliding seat 8 respectively with two first slide bar 9 sliding connection, sliding seat 8 is close to and all installs spring 3 between one side of sliding hole 6 and the fixing base 2, two the equal fixedly connected with in intermediate position of one side of sliding seat 8 being close to sliding hole 6 is used for carrying out the dead locking lever 7 of lock to cabinet door 19 with the cooperation of lockhole 21, locking lever 7 and sliding hole 6 sliding connection.

The utility model discloses an electro-magnet 5, armature 4, spring 3, first slide bar 9 and locking lever 7 in setting up in mounting box 1, simultaneously through the circuit electric connection with the cubical switchboard inside with electro-magnet 5, when the cubical switchboard is in the on-state inside, electro-magnet 5 obtains magnetic force and armature 4 actuation, armature 4 overcomes spring elasticity 3 power under the effect of magnetic force and moves to electro-magnet 5, simultaneously locking lever 7 moves simultaneously and inserts lockhole 21 that sets up on the cubical switchboard and accomplishes the shutting of cubical switchboard, if want to open cabinet door 19 and need to cut off the power supply inside the cubical switchboard earlier, electro-magnet 5 loses the power supply and then loses magnetic force along with it after losing the power supply inside the cubical switchboard, armature 4 rebounds the normal position under the effect of spring 3, locking lever 7 takes out from 21 simultaneously, can open cabinet door 19, and then realized in the use of cubical switchboard and can's unable opening when electrified state, can effectively avoid the staff to open cabinet door 19 under the inside electrified state of cubical switchboard and take place danger.

The heat dissipation assembly comprises a threaded rod 11 and a second sliding rod 14, the threaded rod 11 and the second sliding rod 14 are respectively fixedly connected to the two sides of a rectangular hole 15, an installation block 12 is arranged between the threaded rod 11 and the second sliding rod 14, the installation block 12 is in sliding connection with the second sliding rod 14, the installation block 12 is in threaded connection with the threaded rod 11, a heat dissipation fan 13 for dissipating heat in a cabinet door 19 is installed in the installation block 12, and a driving motor 16 for driving the threaded rod 11 to rotate is further arranged at the position, located at the lower end of the threaded rod 11, of the closed door 17; the utility model discloses a dust screen 10 of installation in the rectangular hole 15 on the mounting box with can effectually prevent that the dust from entering into the cubical switchboard, threaded rod 11 that the 15 positions in rectangular hole on the closed door 17 set up simultaneously, second slide bar 14, installation piece 12 and driving motor 16, accessible driving motor 16 drives threaded rod 11 and rotates, can drive installation piece 12 and reciprocate, and then dispel the heat to the cubical switchboard through the radiator fan 13 of installation in the installation piece 12, can effectually avoid the inside high temperature condition that appears of cubical switchboard.

The utility model discloses a theory of operation is: when the utility model is used, the electromagnet 5 is electrically connected with the circuit inside the switch cabinet, when the switch cabinet is in a power-on state, the electromagnet 5 is attracted with the armature 4 by magnetic force, the armature 4 overcomes the force of the spring 3 to move towards the electromagnet 5 under the action of the magnetic force, meanwhile, the lock rod 7 moves to be inserted into the lock hole 21 arranged on the switch cabinet to complete the locking of the switch cabinet, if the interior of the switch cabinet needs to be powered off when the cabinet door 19 needs to be opened, the electromagnet 5 loses power and then loses the magnetic force after the interior of the switch cabinet loses power, the armature 4 rebounds to the original position under the action of the spring 3, meanwhile, the lock rod 7 is drawn out from the lock hole 21, the cabinet door 19 can be opened, meanwhile, the threaded rod 11, the second sliding rod 14, the mounting block 12 and the driving motor 16 are arranged at the position of the rectangular hole 15 on the closed door 17, the threaded rod 11 can be driven by the driving motor 16 to rotate, the mounting block 12 can be driven to move up and down, and then the switch cabinet is cooled by the cooling fan 13 arranged in the mounting block 12.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Locking device of cubical switchboard, including the cabinet body (20), cabinet door (19) and mounting box (1), its characterized in that: the cabinet door (19) is rotatably connected with the cabinet body (20), the mounting box (1) is arranged in the middle of the right side of the cabinet door (19), two locking holes (21) are formed in the middle of the right side face inside the cabinet door (19), and the mounting box (1) is further provided with a locking assembly used for being matched with the locking holes (21) to lock the cabinet door (19);

rotate on mounting box (1) and be connected with closed door (17), closed door (17) and mounting box (1) are located same position department and have all seted up rectangular hole (15), install rail guard (18) in rectangular hole (15) on mounting box (1), rectangular hole (15) on mounting box (1) are close to one side of mounting box (1) inside still fixedly connected with dust screen (10), still be equipped with on rectangular hole (15) on closed door (17) and be used for carrying out radiating radiator unit to the cabinet body (20) inside.

2. The locking device of the switch cabinet according to claim 1, wherein the locking assembly comprises an electromagnet (5) and a sliding hole (6), the sliding hole (6) is fixedly connected to one side of the mounting box (1) close to the locking hole (21), the sliding hole (6) is arranged in the middle of a side plate of the mounting box (1) close to the locking hole (21), the fixing seats (2) are fixedly connected to positions above and below the electromagnet (5) inside the mounting box (1), a first sliding rod (9) is fixedly connected between the two fixing seats (2) on the same horizontal position, and a locking core assembly used for locking the cabinet door (19) with the electromagnet (5) in an attraction mode is further arranged between the first sliding rods (9).

3. The locking device of the switch cabinet according to claim 2, wherein the lock cylinder assembly comprises an armature (4), both ends of the armature (4) are fixedly connected with sliding seats (8), two sliding seats (8) are respectively connected with two first sliding rods (9) in a sliding manner, springs (3) are respectively installed between one side of each sliding seat (8) close to a sliding hole (6) and the corresponding fixing seat (2), two middle positions of one side of each sliding seat (8) close to the corresponding sliding hole (6) are fixedly connected with locking rods (7) used for being matched with locking holes (21) to lock cabinet doors (19), and the locking rods (7) are connected with the sliding holes (6) in a sliding manner.

4. The locking device of the switch cabinet according to claim 1, wherein the heat dissipation assembly comprises a threaded rod (11) and a second sliding rod (14), the threaded rod (11) and the second sliding rod (14) are respectively and fixedly connected to positions on two sides of a rectangular hole (15), a mounting block (12) is arranged between the threaded rod (11) and the second sliding rod (14), the mounting block (12) is slidably connected with the second sliding rod (14), the mounting block (12) is in threaded connection with the threaded rod (11), a heat dissipation fan (13) for dissipating heat in the cabinet door (19) is installed in the mounting block (12), and a driving motor (16) for driving the threaded rod (11) to rotate is further arranged at a position of the lower end of the closed door (17) located on the threaded rod (11).

5. The locking device of a switchgear cabinet according to claim 1, characterized in that a handle is further mounted at the right position of the mounting box (1).

6. The closing device of a switchgear cabinet according to claim 1, characterized in that the closing door (17) is further provided with a fixing buckle for fixing with the mounting box (1).