CN112582903A

CN112582903A - Power distribution cabinet with safety lock catch

Info

Publication number: CN112582903A
Application number: CN202011396428.4A
Authority: CN
Inventors: 陈晓伟
Original assignee: Anhui Dichen Electric Technology Co ltd
Current assignee: Anhui Dichen Electric Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-03-30
Anticipated expiration: 2040-12-03
Also published as: CN112582903B

Abstract

The invention relates to a power distribution cabinet, in particular to a power distribution cabinet with a safety lock catch, which comprises a cabinet body and a revolving door hinged with the cabinet body, wherein a lock catch mechanism is arranged between the cabinet body and the revolving door, an installation plate is fixed on the inner wall of the cabinet body, side plates are relatively fixed on the installation plate, a moving contact is slidably connected between the side plates, a limiting mechanism used for limiting the moving contact is arranged on the installation plate, the lock catch mechanism comprises a groove formed in the cabinet body, a connecting box fixed on the revolving door, a first stop block fixed on the inner wall of the connecting box, a rotating shaft rotatably connected inside the groove, and a locking plate fixed with the rotating shaft and matched with the first stop block, a limiting block used for limiting the rotation of the locking plate is fixed on the inner wall of the connecting box, a; the technical scheme provided by the invention can effectively overcome the defects that the power distribution cabinet is easily opened without permission and lacks a structure for fixing the movable contact in the prior art.

Description

Power distribution cabinet with safety lock catch

Technical Field

The invention relates to a power distribution cabinet, in particular to a power distribution cabinet with a safety lock catch.

Background

The power distribution cabinet is divided into a power distribution cabinet, a lighting distribution cabinet and a metering cabinet, and is the final-stage equipment of the power distribution system. The power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in occasions with dispersed loads and less loops, and the motor control center is used in occasions with concentrated loads and more loops. The power distribution cabinet is an electrical device for receiving power and supplying the power to a load device installed at each power consumer, and can monitor, control and protect a power system, and various electrical devices such as switches, transformers, and the like can be installed in the power distribution cabinet.

Current partial switch board is installed outdoors, to installing outdoor switch board, the cabinet door and the cabinet body one side of switch board are articulated, and the opposite side sets up the padlock, prevents that the switch board door from being opened without permission. However, the structure is easy to be damaged, so that property loss is directly caused once a safety accident occurs, and meanwhile, the normal power supply and power utilization sequence is influenced, and inconvenience is brought to production and life of people.

In addition, the moving contact in the power distribution cabinet is long in service time, so that the situation that the moving contact is separated from the static contact due to vibration can occur, and the normal power supply and power utilization order can be influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects in the prior art, the invention provides the power distribution cabinet with the safety lock catch, which can effectively overcome the defects that the power distribution cabinet in the prior art is easily opened without permission and lacks a structure for fixing a movable contact.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

a power distribution cabinet with a safety lock catch comprises a cabinet body and a revolving door hinged with the cabinet body, wherein a lock catch mechanism is arranged between the cabinet body and the revolving door, an installation plate is fixed on the inner wall of the cabinet body, side plates are relatively fixed on the installation plate, a moving contact is connected between the side plates in a sliding manner, and a limiting mechanism used for limiting the moving contact is arranged on the installation plate;

the lock catch mechanism comprises a groove formed in the cabinet body, a connecting box fixed on the revolving door, a first stop block fixed on the inner wall of the connecting box, a rotating shaft rotatably connected inside the groove, and a clamping plate fixed with the rotating shaft and matched with the first stop block, wherein a limiting block used for limiting the rotation of the clamping plate is fixed on the inner wall of the connecting box, a lock cylinder is arranged on the side wall of the connecting box, a threaded rod in transmission connection with the lock cylinder is rotatably connected inside the connecting box, an installation block and a sliding rail are fixed on the inner wall of the connecting box, a moving block is slidably connected onto the sliding rail, a first rotating plate used for limiting the rotation of the clamping plate is hinged onto the installation block, a rotating shaft is hinged onto the moving block;

the limiting mechanism comprises a mounting seat fixed on the mounting plate, a second rotating plate hinged to the mounting seat, a limiting rod fixed with the second rotating plate, a first limiting groove and a second limiting groove which are respectively formed in the side plate and the movable contact and are matched with the limiting rod, a mounting groove formed in the second rotating plate, and a containing groove formed in the mounting plate, wherein a third rotating plate is rotatably connected inside the mounting groove, a second stop block is fixed on the inner wall of the containing groove, and a clamping block matched with the second stop block is fixed on the third rotating plate.

Preferably, one end of the rotating shaft penetrates through the groove and extends out of the side wall of the cabinet body.

Preferably, the mounting block is provided with a through hole with the diameter larger than that of the threaded rod.

Preferably, the third rotating plate is rotatably connected with the mounting groove through a damping rotating shaft, and a hand-holding protrusion is arranged on the third rotating plate.

(III) advantageous effects

Compared with the prior art, the power distribution cabinet with the safety lock catch provided by the invention has the advantages that the first stop block can be limited by the clamping plate by means of the lock catch mechanism, the cabinet door of the power distribution cabinet is effectively prevented from being opened without permission, the operation is simple, and the structural safety is high; utilize stop gear can carry out effective spacing to the moving contact, prevent that the moving contact from separating with the static contact because of vibrations, guarantee moving contact and static contact in close contact with, avoid appearing the power supply accident.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the structure of the first stopper of FIG. 1;

FIG. 3 is a schematic view of the internal structure of the junction box of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure on the mounting plate of the present invention;

FIG. 5 is a left side view of the structure of FIG. 4 according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all 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.

The utility model provides a switch board of taking safe hasp, as shown in fig. 1 to 5, includes the cabinet body 1 to and with cabinet body 1 articulated revolving door 2, be equipped with latch mechanism between the cabinet body 1 and the revolving door 2, the 1 inner wall of cabinet body is fixed with mounting panel 15, and the relative side plate 16 that is fixed with on mounting panel 15, sliding connection has moving contact 17 between the side plate 16, is equipped with on the mounting panel 15 to be used for carrying out spacing stop gear to moving contact 17.

The latched device is including offering the recess 3 on the cabinet body 1, be fixed in the connecting box 5 on the revolving door 2, be fixed in the first dog 6 of 5 inner walls of connecting box, rotate the pivot 4 of connecting in recess 3 inside, and fixed with pivot 4 and with first dog 6

complex cardboard

7, 5 inner walls of connecting box are fixed with and are used for restricting cardboard 7

pivoted stopper

29, 5 lateral walls of connecting box are equipped with

lock core

9, 5 internal rotations of connecting box are connected with the threaded rod 8 of being connected with lock core 9 transmission, 5 inner walls of connecting box are fixed with installation piece 10, slide rail 11, sliding connection has movable block 12 on the slide rail 11, it has first rotation board 13 that is used for restricting cardboard 7 pivoted to articulate on the installation piece 10, it has axis of rotation 14 to articulate on the movable block 12, axis of rotation 14 rotates with first rotation board 13 and.

One end of the rotating shaft 4 penetrates through the groove 3 and extends out of the side wall of the cabinet body 1.

The mounting block 10 is provided with a through hole with the aperture larger than the diameter of the threaded rod 8.

When the manager needs to unlock, the lock cylinder 9 is rotated through the key, the threaded rod 8 is driven to rotate, and the moving block 12 can move along the sliding rail 11 in the direction far away from the installation block 10. At this time, the first rotation plate 13 is gradually rotated in a direction away from the card 7 by the rotation shaft 14, and the rotation restriction of the card 7 by the first rotation plate 13 can be released.

After the first rotating plate 13 leaves the upper part of the clamping plate 7, the rotating shaft 4 is directly rotated, so that the clamping plate 7 can be moved out of the connecting box 5, the limitation of the clamping plate 7 on the first stop dog 6 is removed, and the rotating door 2 can be directly opened at the moment.

In this application technical scheme, need be according to the displacement distance of movable block 12 on slide rail 11, design the number of turns that lock core 9 can rotate to and the pitch size on the threaded rod 8.

When the administrator needs to lock the swing door 2, the swing door 2 is closed, the rotating shaft 4 is rotated again, the clamping plate 7 is contacted with the limiting block 29, the lock cylinder 9 is rotated reversely through the key, the first rotating plate 13 is gradually rotated towards the direction close to the clamping plate 7, and the rotation of the clamping plate 7 is limited by the first rotating plate 13 and the limiting block 29.

The limiting mechanism comprises a mounting seat 18 fixed on the mounting plate 15, a second rotating plate 19 hinged to the mounting seat 18, a limiting rod 20 fixed with the second rotating plate 19, a side plate 16, a first limiting groove 22 matched with the limiting rod 20 and a second limiting groove 21 which are respectively arranged on the movable contact 17, a mounting groove 23 arranged on the second rotating plate 19, and a containing groove 27 arranged on the mounting plate 15, wherein a third rotating plate 24 is connected to the inside of the mounting groove 23 in a rotating manner, a second stop 28 is fixed on the inner wall of the containing groove 27, and a clamping block 25 matched with the second stop 28 is fixed on the third rotating plate 24.

The third rotating plate 24 is rotatably connected with the mounting groove 23 through a damping rotating shaft, and a hand-holding protrusion 26 is arranged on the third rotating plate 24.

As shown in fig. 4 and 5, the movable contact 17 is moved downward along the side plate 16, and when the end of the movable contact 17 is in close contact with the fixed contact, the second limiting groove 21 is aligned with the first limiting groove 22. At this time, the second rotating plate 19 is rotated to clamp the limiting rod 20 into the second limiting groove 21 and the first limiting groove 22, and the third rotating plate 24 is rotated downward by the hand-held protrusion 26, so that the clamping block 25 enters the accommodating groove 27 and is clamped below the second stop 28.

The second stopper 28 is used for limiting, so that the second rotating plate 19 cannot rotate, and the movable contact 17 is kept in close contact with the fixed contact under the limiting action of the limiting rod 20.

The operation of separating the moving contact 17 from the static contact is very simple, and only the third rotating plate 24 is required to be rotated upwards, and then the second rotating plate 19 is required to be rotated, so that the limiting rod 20 is separated from the second limiting groove 21 and the first limiting groove 22.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. The utility model provides a take switch board of safe hasp which characterized in that: the intelligent cabinet is characterized by comprising a cabinet body (1) and a revolving door (2) hinged with the cabinet body (1), wherein a locking mechanism is arranged between the cabinet body (1) and the revolving door (2), an installation plate (15) is fixed on the inner wall of the cabinet body (1), side plates (16) are relatively fixed on the installation plate (15), a moving contact (17) is slidably connected between the side plates (16), and a limiting mechanism used for limiting the moving contact (17) is arranged on the installation plate (15);

the lock catch mechanism comprises a groove (3) formed in the cabinet body (1), a connecting box (5) fixed on the rotating door (2), a first stop block (6) fixed on the inner wall of the connecting box (5), a rotating shaft (4) rotatably connected inside the groove (3), and a clamping plate (7) fixed with the rotating shaft (4) and matched with the first stop block (6), a limiting block (29) used for limiting the rotation of the clamping plate (7) is fixed on the inner wall of the connecting box (5), a lock cylinder (9) is arranged on the side wall of the connecting box (5), a threaded rod (8) in transmission connection with the lock cylinder (9) is rotatably connected inside the connecting box (5), a mounting block (10) and a sliding rail (11) are fixed on the inner wall of the connecting box (5), a moving block (12) is slidably connected on the sliding rail (11), a first rotating plate (13) used for limiting the rotation of the clamping plate (7) is hinged on the, a rotating shaft (14) is hinged to the moving block (12), and the rotating shaft (14) is rotatably connected with the first rotating plate (13);

the limiting mechanism comprises a mounting seat (18) fixed on a mounting plate (15), a second rotating plate (19) hinged to the mounting seat (18), a limiting rod (20) fixed to the second rotating plate (19), a first limiting groove (22) and a second limiting groove (21) which are respectively arranged on a side plate (16) and a moving contact (17) and matched with the limiting rod (20), a mounting groove (23) arranged on the second rotating plate (19), and a containing groove (27) arranged on the mounting plate (15), wherein a third rotating plate (24) is rotatably connected to the inside of the mounting groove (23), a second stop block (28) is fixed to the inner wall of the containing groove (27), and a clamping block (25) matched with the second stop block (28) is fixed to the third rotating plate (24).

2. The switch board of claim 1, characterized in that: one end of the rotating shaft (4) penetrates through the groove (3) and extends out of the side wall of the cabinet body (1).

3. The switch board of claim 1, characterized in that: the mounting block (10) is provided with a through hole with the aperture larger than the diameter of the threaded rod (8).

4. The switch board of claim 1, characterized in that: the third rotating plate (24) is rotatably connected with the mounting groove (23) through a damping rotating shaft, and a handheld protrusion (26) is arranged on the third rotating plate (24).