CN215989766U

CN215989766U - Novel automatic misoperation preventing device for switch cabinet

Info

Publication number: CN215989766U
Application number: CN202122486586.5U
Authority: CN
Inventors: 张忠志; 刘辉; 赵海洋
Original assignee: Jinzhou Zhongrui Electric Appliance Equipment Co ltd
Current assignee: Jinzhou Zhongrui Electric Appliance Equipment Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-08
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a novel automatic misoperation prevention device for a switch cabinet, which comprises the switch cabinet and a built-in lock, the built-in lock is fixedly arranged at one side of the switch cabinet, a fixing device is fixedly arranged at one side of the interior of the switch cabinet, the built-in lock is arranged corresponding to the fixing device, the fixing device comprises a fixing block, electromagnets are embedded at two ends of the fixing block, the middle part of the fixed block is provided with a clamping groove, the two sides inside the fixed block are both provided with mounting grooves, the two mounting grooves are respectively communicated with the two ends of the clamping groove, the inside of the mounting groove is provided with a limiting mechanism, the device can prevent misoperation in a mode of fixing the lock tongue, the built-in lock can not be opened under the condition of electrifying, and then the cabinet door can not be opened, the anti-misoperation effect is better, and the device has simple integral structure, convenient use, smaller volume, smaller occupied space and stronger practicability.

Description

Novel automatic misoperation preventing device for switch cabinet

Technical Field

The utility model belongs to the technical field of switch cabinets, and particularly relates to a novel automatic misoperation preventing device for a switch cabinet.

Background

The switch cabinet is an electrical 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 is arranged according to the requirement. Like the instrument, the automatic control, motor magnetic force switch, various ac contactor etc., some still establish hyperbaric chamber and low-voltage chamber cubical switchboard, be equipped with high-voltage bus, like the power plant etc., some still are equipped with the low week deloading ware for protecting the essential, when the inside device of maintenance cubical switchboard, need be with its outage in order to guarantee workman's safety, for preventing that the workman from not cutting off the power supply maloperation cubical switchboard, need prevent the maloperation device in the installation on the cubical switchboard, current prevent that maloperation device structure is complicated, not only it is inconvenient to use, and occupy the more space of cubical switchboard, the practicality is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel automatic misoperation preventing device for a switch cabinet, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel cubical switchboard is automatic prevents mistake operating means, including cubical switchboard and built-in lock, one side of built-in lock fixed mounting cubical switchboard, one side fixed mounting of cubical switchboard inside has fixing device, the built-in lock corresponds the setting with fixing device, fixing device includes the fixed block, the both ends of fixed block are all inlayed and are equipped with the electro-magnet, the draw-in groove has been seted up at the middle part of fixed block, the mounting groove has all been seted up to the inside both sides of fixed block, two the mounting groove communicates with the both ends of draw-in groove respectively, the inside of mounting groove is provided with stop gear.

Preferably, the cubical switchboard includes the cabinet body and cabinet door, fixed block fixed mounting is in one side of the internal wall of cabinet, one side of the cabinet body articulates there is the cabinet door, built-in lock fixed mounting is in one side of cabinet door, the equal fixedly connected with supporting shoe of four corners of cabinet body bottom.

Preferably, the two ends of the lock tongue of the built-in lock are both provided with positioning grooves.

Preferably, stop gear includes the spliced pole, spliced pole swing joint is in the inside of mounting groove, the one end fixedly connected with locating pin head of spliced pole, the other end fixedly connected with permanent magnet of spliced pole, the outer wall cover of spliced pole is equipped with the spring, the one end of spring and the one end fixed connection of mounting groove lateral wall, the other end of spring and the one end fixed connection of locating pin head.

Preferably, the diameter of the locating pin head is equal to the diameter of the locating slot.

Preferably, the spring bolt of built-in lock is made by brass, and fixed block, spliced pole and locating pin head are all made by the aluminum alloy.

Preferably, the electromagnet and the permanent magnet are opposite in magnetic pole at the side close to each other.

Preferably, one side fixedly connected with master switch of cubical switchboard outer wall, two the electro-magnet all passes through master switch and external power supply electric connection.

Compared with the prior art, the utility model has the beneficial effects that: this device prevents the maloperation through the mode of fixed spring bolt, can't open the built-in lock under the circumstances of circular telegram, and then can't open the cabinet door, prevents that the maloperation effect is better, installs overall structure simple moreover, convenient to use, the volume is less, and the space that occupies is less, and the practicality is stronger.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a front view of FIG. 2 of the present invention;

FIG. 4 is a schematic structural view of part A of the present invention;

FIG. 5 is a cross-sectional view taken along plane A-A of the present invention;

fig. 6 is a schematic structural view of a part B of the present invention.

In the figure: 1. a switch cabinet; 11. a cabinet body; 12. a cabinet door; 13. a support block; 2. a built-in lock; 21. positioning a groove; 3. a fixing device; 31. a fixed block; 32. an electromagnet; 33. a card slot; 34. mounting grooves; 35. a limiting mechanism; 351. connecting columns; 352. positioning the pin head; 353. a spring; 354. a permanent magnet; 4. and (4) a master switch.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a novel automatic maloperation device that prevents of cubical switchboard, including cubical switchboard 1 and built-in lock 2, one side of 2 fixed mounting cubical switchboard 1 of built-in lock, 1 inside one side fixed mounting of cubical switchboard has fixing device 3, built-in lock 2 corresponds the setting with fixing device 3, fixing device 3 includes fixed block 31, the both ends of fixed block 31 are all inlayed and are equipped with electro-magnet 32, draw-in groove 33 has been seted up at the middle part of fixed block 31, mounting groove 34 has all been seted up to the inside both sides of fixed block 31, two mounting grooves 34 communicate with the both ends of draw-in groove 33 respectively, the inside of mounting groove 34 is provided with stop gear 35.

Preferably, cubical switchboard 1 includes the cabinet body 11 and cabinet door 12, and fixed block 31 fixed mounting has cabinet door 12 in one side of the 11 inner walls of the cabinet body, and one side of the cabinet body 11 articulates, and 2 fixed mounting of built-in lock are in one side of cabinet door 12, the equal fixedly connected with supporting shoe 13 in four corners of the 11 bottom of cabinet body, and built-in lock 2 and fixing device 3 are installed respectively on cabinet door 12 and cabinet body 11, are locking through built-in lock 2 and fixing device 3 to lock built-in lock 2.

Preferably, the locating slot 21 has all been seted up at the both ends of the spring bolt of built-in lock 2, and the locating slot 21 is used for carrying on spacingly to the spring bolt of built-in lock 2.

Preferably, the limiting mechanism 35 includes a connecting column 351, the connecting column 351 is movably connected inside the mounting groove 34, one end of the connecting column 351 is fixedly connected with a positioning pin head 352, the other end of the connecting column 351 is fixedly connected with a permanent magnet 354, the outer wall of the connecting column 351 is sleeved with a spring 353, one end of the spring 353 is fixedly connected with one end of the side wall of the mounting groove 34, the other end of the spring 353 is fixedly connected with one end of the positioning pin head 352, when the cabinet body 11 is locked, when the interior of the cabinet body 11 is powered on, the master switch 4 is in a closed state, the electromagnet 32 is powered on at the moment, according to the principle of homopolar repulsion, the whole limiting mechanism 35 is pushed to one side far away from the electromagnet 32 at the moment, the positioning pin head 352 is clamped inside the positioning groove 21, the lock tongue of the concealed lock 2 is clamped and positioned, even if a key is used, the lock tongue of the concealed lock 2 cannot retract, and further the cabinet door 12 cannot be opened, the effect that the switch cabinet door 1 cannot be powered on inside the switch cabinet 1 is achieved, thereby realizing the function of preventing the worker from being electrified and misoperation.

Preferably, the diameter of the positioning pin head 352 is equal to the diameter of the positioning slot 21, so that the positioning pin head 352 can be clamped into the positioning slot 21 to limit the lock tongue of the built-in lock 2.

Preferably, the bolt of built-in lock 2 is made by brass, and fixed block 31, spliced pole 351 and locating pin head 352 are made by the aluminum alloy, and brass and aluminum alloy are non-magnetic material, avoid in the use by electro-magnet 32 or locating pin head 352 magnetization, lead to the unable activity of stop gear 35 whole.

Preferably, the adjacent sides of the electromagnet 32 and the permanent magnet 354 have opposite magnetic poles, so that the whole limiting mechanism 35 can be pushed by magnetic force when the electromagnet is electrified.

Preferably, one side fixedly connected with main switch 4 of cubical switchboard 1 outer wall, two electro-magnets 32 all pass through main switch 4 and external power source electric connection, and electro-magnet 32 circular telegram when main switch 4 switches on, and electro-magnet 32 cuts off the power supply demagnetization when main switch 4 switches off.

The working principle and the using process of the utility model are as follows: after the safety lock is installed, firstly, the installation and the safety protection of the safety lock are checked, then the safety lock can be used, when the safety lock is used, after the cabinet door 12 is closed, the spring bolt of the built-in lock 2 is clamped into the clamping groove 33, so that the cabinet door 12 is locked, when the cabinet body 11 is electrified, the main switch 4 is in a closed state, the electromagnet 32 is also electrified, according to the principle that like poles repel each other, the whole limiting mechanism 35 is pushed to one side far away from the electromagnet 32, the positioning pin head 352 can be correspondingly clamped into the positioning groove 21, so that the spring bolt of the built-in lock 2 is clamped and positioned, at the moment, the spring bolt of the built-in lock 2 cannot be retracted even if a key is used, the cabinet door 12 cannot be opened, the effect that the switch cabinet 1 cannot be opened when the switch cabinet door 1 is electrified is required to be opened, the function of preventing the misoperation of a worker is realized, when the cabinet door 12 is required to be opened, the main switch 4 is required to be opened, at this time, the inside of the switch cabinet 1 is not electrified, the electromagnet 32 is also powered off and demagnetized, the positioning pin head 352 is retracted under the driving of the elastic force of the spring 353 and the magnetic force of the permanent magnet 354, and the built-in lock 2 can be unlocked by a key, so that the cabinet door 12 is opened for maintenance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel cubical switchboard is automatic prevents mistake operating means, includes cubical switchboard (1) and built-in lock (2), its characterized in that: one side of built-in lock (2) fixed mounting cubical switchboard (1), one side fixed mounting of cubical switchboard (1) inside has fixing device (3), built-in lock (2) correspond the setting with fixing device (3), fixing device (3) include fixed block (31), the both ends of fixed block (31) are all inlayed and are equipped with electro-magnet (32), draw-in groove (33) have been seted up at the middle part of fixed block (31), mounting groove (34), two have all been seted up to the inside both sides of fixed block (31) mounting groove (34) communicate with the both ends of draw-in groove (33) respectively, the inside of mounting groove (34) is provided with stop gear (35).

2. The novel automatic misoperation preventing device for the switch cabinet, according to claim 1, is characterized in that: cubical switchboard (1) is including the cabinet body (11) and cabinet door (12), fixed block (31) fixed mounting is in one side of the internal wall of the cabinet body (11), one side of the cabinet body (11) articulates there is cabinet door (12), built-in lock (2) fixed mounting is in one side of cabinet door (12), four equal fixedly connected with supporting shoes (13) in corner of the cabinet body (11) bottom.

3. The novel automatic misoperation preventing device for the switch cabinet, according to claim 1, is characterized in that: and positioning grooves (21) are formed in two ends of a lock tongue of the built-in lock (2).

4. The novel automatic misoperation preventing device for the switch cabinet, according to claim 3, is characterized in that: stop gear (35) are including spliced pole (351), spliced pole (351) swing joint is in the inside of mounting groove (34), the one end fixedly connected with locating pin head (352) of spliced pole (351), the other end fixedly connected with permanent magnet (354) of spliced pole (351), the outer wall cover of spliced pole (351) is equipped with spring (353), the one end of spring (353) and the one end fixed connection of mounting groove (34) lateral wall, the other end of spring (353) and the one end fixed connection of locating pin head (352).

5. The novel automatic misoperation preventing device for the switch cabinet as claimed in claim 4, wherein: the diameter of the locating pin head (352) is equal to that of the locating groove (21).

6. The novel automatic misoperation preventing device for the switch cabinet as claimed in claim 4, wherein: the bolt of the built-in lock (2) is made of brass, and the fixing block (31), the connecting column (351) and the positioning pin head (352) are all made of aluminum alloy.

7. The novel automatic misoperation preventing device for the switch cabinet as claimed in claim 4, wherein: the electromagnet (32) and the permanent magnet (354) are opposite in magnetic pole at the side close to each other.

8. The novel automatic misoperation preventing device for the switch cabinet, according to claim 1, is characterized in that: one side fixedly connected with master switch (4) of cubical switchboard (1) outer wall, two electro-magnet (32) all are through master switch (4) and external power supply electric connection.