CN216648943U

CN216648943U - Mechanical-electrical interlocking device of switch cabinet

Info

Publication number: CN216648943U
Application number: CN202220137170.4U
Authority: CN
Inventors: 刘国强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-05-31
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses a mechanical and electrical interlocking device of a switch cabinet, which comprises a motor, a fixed plate and a switch, wherein bolts penetrate through holes formed in a first mounting plate and a second mounting plate, so that an operator can conveniently and respectively fixedly mount the first mounting plate and the second mounting plate on the inner wall of a shell of the switch cabinet so as to position the fixed plate, and further mount two fixed blocks in a first locking device and a second locking device on the inner sides of two cabinet doors of the switch cabinet respectively and just face to the positions of two inserted bars in the first locking device and the second locking device, when the two cabinet doors of the switch cabinet need to be interlocked, the motor is rotated to drive a gear to rotate, so that a rack is further driven to move, the inserted bars are further driven to move and be inserted into slots, and therefore the two cabinet doors of the switch cabinet are quickly interlocked, the operation is convenient and the locking effect is good, thereby the protection effect to the inside electric elements of cubical switchboard has been guaranteed to a certain extent.

Description

Mechanical and electrical interlocking device of switch cabinet

Technical Field

The utility model relates to an interlocking device, in particular to a mechanical and electrical interlocking device of a switch cabinet.

Background

A switch cabinet (switch cabinet) is an electrical device, wherein an 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, some switch cabinets with high-voltage chambers and low-voltage chambers, high-voltage buses, such as power plants and the like, and some switch cabinets with low-frequency load relief for protecting main equipment, wherein the switch cabinets (switchgear) mainly function to open, close, control and protect electric equipment in the power generation, transmission, distribution and electric energy conversion processes of a 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. The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like;

the existing switch cabinet door mostly does not have an interlocking function, and the locking effect is poor, so that the protection effect on the electric elements in the switch cabinet can not be ensured to a certain extent.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a mechanical-electrical interlock device for a switch cabinet, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a mechanical electric interlock of cubical switchboard, includes the fixed plate, there are first mounting panel and second mounting panel fixed mounting through the connecting rod respectively in the fixed plate both sides, fixed surface installs the U template before the fixed plate, U template outside fixed mounting has the motor, the output shaft of motor transversely runs through U template and fixed mounting and has the gear, the position symmetry that the fixed plate front surface is located gear top and gear below is provided with first locking device and second locking device.

As a further scheme of the utility model: and through holes for the bolts to pass through are symmetrically formed in the first mounting plate and the second mounting plate.

As a still further scheme of the utility model: first locking device includes fixed block, inserted bar, slide rail, diaphragm, rack and slider, the slide rail is transversely installed at the fixed plate front surface, the both ends difference fixedly connected with stopper of slide rail, it is provided with the slider to slide on the slide rail, slider bottom fixed mounting has the diaphragm, diaphragm bottom fixed mounting has the rack, diaphragm one side fixedly connected with inserted bar, the fixed block is just to the inserted bar setting, fixed block one side is just to the position of inserted bar seted up the slot, the symmetry is seted up the through-hole that is used for the bolt to pass on the fixed block, and rack and gear mesh mutually.

As a still further scheme of the utility model: the slot is matched with the inserted rod.

As a still further scheme of the utility model: the first locking device and the second locking device are identical in structure and specifications of all parts.

As a still further scheme of the utility model: the motor is electrically connected with the switch through a wire, and the switch is electrically connected with an external power supply through a wire.

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

1. the bolts penetrate through the through holes formed in the first mounting plate and the second mounting plate, so that an operator can conveniently and fixedly mount the first mounting plate and the second mounting plate on the inner wall of the switch cabinet shell respectively, and the positions of the fixing plates can be positioned;

2. utilize the motor to rotate and then drive gear revolve to further drive the rack and remove, thereby further drive the inserted bar and remove and insert in the slot, thereby realize the quick interlocking of two cabinet doors of cubical switchboard, the simple operation, structural design is simple reasonable, and locking effect is good, thereby has guaranteed the protective effect to the inside electrical components of cubical switchboard to a certain extent.

Drawings

Fig. 1 is a schematic structural view of a mechanical-electrical interlock device of a switch cabinet.

Fig. 2 is a top view of a U-shaped plate in the mechanical-electrical interlock arrangement of the switchgear.

Fig. 3 is a schematic structural view of a fixing seat in the mechanical-electrical interlocking device of the switch cabinet.

Fig. 4 is a schematic structural view of a first mounting plate in the mechanical-electrical interlocking device of the switch cabinet.

Fig. 5 is a schematic diagram of a switchgear application of the mechanical-electrical interlock device of the switchgear.

Shown in the figure: the locking device comprises a first mounting plate 1, a fixed block 2, an inserting rod 3, a sliding rail 4, a transverse plate 5, a rack 6, a sliding block 7, a first locking device 8, a second mounting plate 9, a U-shaped plate 10, a motor 11, a gear 12, a second locking device 13, a fixed plate 14, a slot 15 and a switch 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the utility model, a mechanical and electrical interlocking device of a switch cabinet includes a first mounting plate 1, a fixed block 2, an insertion rod 3, a slide rail 4, a transverse plate 5, a rack 6, a slider 7, a first locking device 8, a second mounting plate 9, a U-shaped plate 10, a motor 11, a gear 12, a second locking device 13, a fixed plate 14, a slot 15 and a switch 16, wherein the first mounting plate 1 and the second mounting plate 9 are respectively and fixedly mounted on two sides of the fixed plate 14 through a connecting rod, through holes for bolts to pass through are symmetrically formed in the first mounting plate 1 and the second mounting plate 9, the U-shaped plate 10 is fixedly mounted on the front surface of the fixed plate 14, the motor 11 is fixedly mounted on the outer side of the U-shaped plate 10, and an output shaft of the motor 11 transversely penetrates through the U-shaped plate 10 and is fixedly mounted with the gear 12;

the position symmetry that the fixed plate 14 front surface is located gear 12 top and gear 12 below is provided with first locking device 8 and second locking device 13, first locking device 8 includes fixed block 2, inserted bar 3, slide rail 4, diaphragm 5, rack 6 and slider 7, slide rail 4 transversely installs at fixed plate 14 front surface, the both ends of slide rail 4 are fixedly connected with stopper respectively, it is provided with slider 7 to slide on the slide rail 4, slider 7 bottom fixed mounting has diaphragm 5, diaphragm 5 bottom fixed mounting has rack 6, diaphragm 5 one side fixed connection has inserted bar 3, fixed block 2 just sets up inserted bar 3, fixed block 2 one side just has seted up slot 15 to the position of inserted bar 3, slot 15 and inserted bar 3 looks adaptation, the through-hole that is used for the bolt to pass is seted up to the symmetry on fixed block 2, and rack 6 and gear 12 mesh, the first locking device 8 and the second locking device 13 are identical in structure and specifications, the motor 11 is electrically connected with the switch 16 through a lead, and the switch 16 is electrically connected with an external power supply through a lead.

The working principle of the utility model is as follows:

when the device is needed to be used, firstly, the switch 16 is fixedly arranged on one side of the switch cabinet shell, and further bolts are utilized to penetrate through holes arranged on the first mounting plate 1 and the second mounting plate 9, so that an operator can conveniently and respectively fixedly arrange the first mounting plate 1 and the second mounting plate 9 on the inner wall of the switch cabinet shell, and the position of the fixing plate 14 is positioned, further, two fixing blocks 2 in the first locking device 8 and the second locking device 13 are respectively arranged on the inner sides of two cabinet doors of the switch cabinet and just face to the positions of two inserted bars 3 in the first locking device 8 and the second locking device 13, when the two cabinet doors of the switch cabinet are needed to be interlocked, the motor 11 is utilized to rotate and further drive the gear 12 to rotate, so that the rack 6 is further driven to move, and further drive the inserted bars 3 to move and be inserted into the slot 15, and further, and the quick interlocking of the two cabinet doors of the switch cabinet is realized, the simple operation, structural design is simple reasonable, and locking effect is good to the protective effect to the inside electrical component of cubical switchboard has been guaranteed to a certain extent.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A mechanical-electrical interlock device for a switchgear cabinet, comprising a fixed plate (14), characterized in that: fixed plate (14) both sides are respectively through connecting rod fixed mounting first mounting panel (1) and second mounting panel (9), fixed surface installs U template (10) before fixed plate (14), U template (10) outside fixed mounting has motor (11), the output shaft of motor (11) transversely runs through U template (10) and fixed mounting has gear (12), the symmetry in position that fixed plate (14) front surface is located gear (12) top and gear (12) below is provided with first locking device (8) and second locking device (13).

2. Mechanical-electrical interlock device for a switchgear cabinet according to claim 1, characterized in that: and through holes for bolts to pass through are symmetrically formed in the first mounting plate (1) and the second mounting plate (9).

3. Mechanical-electrical interlock device for a switchgear cabinet according to claim 1, characterized in that: the first locking device (8) comprises a fixed block (2), an inserted bar (3), a slide rail (4), a transverse plate (5), a rack (6) and a slide block (7), the slide rail (4) is transversely arranged on the front surface of the fixing plate (14), two ends of the slide rail (4) are respectively and fixedly connected with a limiting block, a sliding block (7) is arranged on the sliding rail (4) in a sliding way, a transverse plate (5) is fixedly arranged at the bottom of the sliding block (7), a rack (6) is fixedly arranged at the bottom of the transverse plate (5), one side of the transverse plate (5) is fixedly connected with an inserted bar (3), the fixed block (2) is arranged right opposite to the inserted rod (3), a slot (15) is arranged at the position of one side of the fixed block (2) right opposite to the inserted rod (3), through holes for bolts to pass through are symmetrically formed in the fixing block (2), and the rack (6) is meshed with the gear (12).

4. Mechanical-electrical interlock device for a switchgear cabinet according to claim 3, characterized in that: the slot (15) is matched with the inserted rod (3).

5. Mechanical-electrical interlock device for a switchgear cabinet according to claim 1, characterized in that: the first locking device (8) and the second locking device (13) are identical in structure and specifications of all parts.

6. Mechanical-electrical interlock device for switchgear cabinets according to claim 1, characterized in that: the motor (11) is electrically connected with the switch (16) through a lead, and the switch (16) is electrically connected with an external power supply through a lead.