CN213243187U

CN213243187U - PLC switch board that can automatic alarm

Info

Publication number: CN213243187U
Application number: CN202021977887.7U
Authority: CN
Inventors: 张志斌
Original assignee: Enke Water Environment Technology Beijing Co ltd
Current assignee: Enke Water Environment Technology Beijing Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-18
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a PLC switch board that can automatic alarm, the power distribution box comprises a box body, box top inner wall one side is respectively through bolt installation head smoke transducer and controller, and the controller is electric connection through wire and smoke transducer, the mount pad is all installed through the bolt in box top outer wall both sides, and the welding has the holding vessel on the outer wall of mount pad top, the welding has the conveying pipeline that link up each other with the holding vessel on the holding vessel bottom outer wall, and inside the conveying pipeline bottom extended to the box, conveying pipeline bottom threaded connection has solenoid electric valve, and solenoid electric valve is electric connection through wire and controller. The utility model discloses whether smoke transducer can monitor the box inside has smog, and when the box was inside to catch fire, smoke transducer can give the controller with signal transmission, and the controller can control the solenoid electric valve and open for the inside dry ice blowout of holding vessel, thereby in time put out a fire, reduce the loss that the conflagration caused.

Description

PLC switch board that can automatic alarm

Technical Field

The utility model relates to a switch board technical field especially relates to a PLC switch board that can automatic alarm.

Background

The PLC control cabinet is a complete set of control cabinet, and can realize the control of a motor and a switch.

At present, current PLC switch board can't in time put out a fire when catching fire in switch board inside when using, can cause economic loss, and current switch board explosion-proof quality is relatively poor simultaneously, consequently, need to design a PLC switch board that can automatic alarm to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing PLC control cabinet in the prior art cannot timely extinguish fire and has relatively poor explosion-proof performance, and providing a PLC control cabinet capable of automatically alarming.

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

the utility model provides a PLC switch board that can automatic alarm, includes the box, box top inner wall one side is respectively through bolt installation head smoke transducer and controller, and the controller is electric connection through wire and smoke transducer, the mount pad is all installed through the bolt to box top outer wall both sides, and the welding has the holding vessel on the outer wall of mount pad top, the welding has the conveying pipeline that link up each other with the holding vessel on the outer wall of holding vessel bottom, and the conveying pipeline bottom extends to inside the box, conveying pipeline bottom threaded connection has solenoid electric valve, and solenoid electric valve is electric connection through wire and controller, solenoid electric valve bottom has the shower nozzle through the pipe connection, bee calling organ is installed through the bolt to box top outer wall one side, and bee calling organ is electric connection through wire and controller.

Furthermore, explosion-proof plates are welded on the inner walls of the side faces, the top inner wall and the bottom inner wall of the box body, and a ventilation groove is formed in the position, close to the bottom, of the outer wall on one side of the box body.

Further, install the dehumidification case that link up each other with the box through the bolt on the outer wall of box one side, and the inside dust screen that all installs through the bolt with the ventilation groove of dehumidification incasement portion.

Furthermore, the inside fan and the heating wire that are horizontal structure and distribute of dehumidification case are installed through the bolt, and fan and heating wire are electric connection through wire and controller respectively.

Furthermore, a temperature and humidity sensor is installed on the inner wall of one side of the box body through a bolt and is electrically connected with the controller through a lead.

Furthermore, a box door is rotatably connected to the outer wall of one side of the box body through a hinge, and a handle groove is formed in one side of the outer wall of the front side of the box door.

The utility model has the advantages that:

1. through the smoke alarm and the holding vessel that set up, smoke transducer can monitor whether there is smog inside the box, and when the box was inside to catch fire, smoke transducer can give the controller with the signal transmission, and the controller can control the electromagnetic control valve and open for the inside dry ice blowout of holding vessel, thereby in time put out a fire, reduce the loss that the conflagration caused.

2. Through the explosion-proof board that sets up, the intensity of box can be improved to the explosion-proof board to when preventing that the box is inside to explode, the inside piece that produces because of the explosion of box flew out from the box, is favorable to improving the security performance of box.

3. Through the dehumidification case that sets up, when the inside moisture of box is heavier, fan and heating wire can start, and the fan opportunity sends into the box with the air of heating wire heating this moment to carry out the drying to the box is inside, avoid the inside electronic component of box to wet the emergence conflagration.

Drawings

Fig. 1 is a front view of a PLC control cabinet capable of automatically alarming according to the present invention;

fig. 2 is a schematic structural diagram of a box body of a PLC control cabinet capable of automatically alarming according to the present invention;

fig. 3 is a sectional view of a box structure of a PLC control cabinet capable of automatically alarming according to the present invention;

fig. 4 is the utility model provides a can automatic alarm's PLC switch board's work flow schematic diagram.

In the figure: the device comprises a box body 1, a box body door 2, a handle groove 3, a dehumidification box 4, a ventilation groove 5, a dustproof net 6, a mounting seat 7, a storage tank 8, a feed inlet 9, a feed delivery pipe 10, an explosion-proof plate 11, an electromagnetic control valve 12, a spray head 13, a smoke sensor 14, a buzzer 15, a controller 16, a temperature and humidity sensor 17, a fan 18 and an electric heating wire 19.

Detailed Description

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a PLC control cabinet capable of automatically alarming includes a cabinet 1, a smoke sensor 14 and a controller 16 are respectively installed on one side of the inner wall of the top of the cabinet 1 through bolts, the type of the smoke sensor 14 is preferably UG-B901 for monitoring whether smoke is generated in the cabinet 1 when fire occurs, the type of the controller 16 is preferably MH-1230A for controlling the operation of electronic components inside the cabinet 1 and the dehumidification cabinet 4, the controller 16 is electrically connected to the smoke sensor 14 through a wire, mounting seats 7 are installed on both sides of the outer wall of the top of the cabinet 1 through bolts, a storage tank 8 for storing dry ice is welded on the outer wall of the top of the mounting seat 7 for extinguishing fire, a material delivery pipe 10 communicated with the storage tank 8 is welded on the outer wall of the bottom of the storage tank 8, and the bottom end of the material delivery pipe 10 extends to the inside of the cabinet 1, the bottom end of the material conveying pipe 10 is in threaded connection with an electromagnetic control valve 12, the type of the electromagnetic control valve 12 is preferably NSA-14-G2 and is used for enabling dry ice inside the storage tank 8 to be sprayed out under the control of a controller 16, the electromagnetic control valve 12 is electrically connected with the controller 16 through a lead, the bottom end of the electromagnetic control valve 12 is connected with a spray head 13 through a pipeline and is used for spraying the dry ice to extinguish a fire, a buzzer 15 is mounted on one side of the outer wall of the top of the box body 1 through bolts, the type of the buzzer 15 is preferably BJ-224V, the buzzer 15 can give an alarm when the fire inside the box body 1, so that a worker is reminded of timely extinguishing the fire.

Further, explosion-proof plates 11 are welded on the inner walls of the side faces, the top inner wall and the bottom inner wall of the box body 1, the strength of the box body 1 is improved, the safety of the box body 1 is improved, and a ventilation groove 5 is formed in the position, close to the bottom, of the outer wall of one side of the box body 1.

Further, install the dehumidification case 4 that link up each other with box 1 through the bolt on the outer wall of box 1 one side for carry out drying process to box 1, and dehumidification case 4 is inside all to install dust screen 6 through the bolt with ventilation groove 5 is inside, is used for preventing that the dust from getting into box 1.

Further, a fan 18 and a heating wire 19 which are horizontally distributed are installed inside the dehumidification box 4 through bolts, the model of the fan 18 is preferably APK-25, the fan is used for accelerating heat dissipation inside the box 1 and blowing air heated by the heating wire 19 into the box 1 for dehumidification, the heating wire 19 is used for heating air inside the dehumidification box 4 so as to dry the box 1, and the fan 18 and the heating wire 19 are respectively electrically connected with the controller 16 through wires.

Further, install temperature and humidity sensor 17 through the bolt on the inner wall of box 1 one side, the preferred JRTH424D of temperature and humidity sensor model, temperature and humidity sensor 17 is used for monitoring the inside humidity of box 1 and temperature, and temperature and humidity sensor 17 is electric connection through wire and controller 16.

Further, the outer wall of one side of the box body 1 is rotatably connected with a box body door 2 through a hinge, and the front outer wall side of the box body door 2 is provided with a handle groove 3, so that a worker can conveniently pull the box body door 2 to check the electronic elements in the box body 1.

The working principle is as follows: when the control cabinet is used, the smoke sensor 14 in the box body 1 can monitor whether smoke is generated in the box body 1, when the box body is on fire, the smoke sensor 14 can transmit the monitored information to the controller 16, then the controller 16 can control the buzzer 15 to alarm and remind a worker to control the cabinet to be on fire, meanwhile, the controller 16 can control the electromagnetic control valve 12 to be started, so that dry ice in the storage tank 8 is sprayed out to extinguish the fire, meanwhile, the temperature and humidity sensor 17 arranged in the box body 1 can monitor the humidity and the temperature in the box body 1, when the temperature in the box body 1 is overhigh, the controller 16 can control the fan 18 to be started, so that the heat dissipation in the box body 1 is accelerated, when the humidity in the box body 1 is high, the controller 16 can control the heating wire 19 and the fan 18 to be started simultaneously, at the moment, the fan 18 can blow air heated by the heating wire 19 in the dehumidifying box 4 into the box body 1, thereby drying the inside of the box body 1 and avoiding the electronic elements in the box body 1 from being affected with damp and catching fire to cause fire.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The PLC control cabinet capable of automatically alarming comprises a box body (1) and is characterized in that a smoke sensor (14) and a controller (16) are installed on one side of the inner wall of the top of the box body (1) through bolts, the controller (16) is electrically connected with the smoke sensor (14) through a wire, mounting seats (7) are installed on two sides of the outer wall of the top of the box body (1) through bolts, storage tanks (8) are welded on the outer wall of the top of the mounting seats (7), conveying pipelines (10) communicated with the storage tanks (8) are welded on the outer wall of the bottom of the storage tanks (8), the bottom ends of the conveying pipelines (10) extend to the interior of the box body (1), electromagnetic control valves (12) are in threaded connection with the bottom ends of the conveying pipelines (10), the electromagnetic control valves (12) are electrically connected with the controller (16) through wires, and spray heads (13) are connected with the bottom ends of the electromagnetic control, buzzer (15) are installed on one side of the outer wall of the top of the box body (1) through bolts, and the buzzer (15) is electrically connected with the controller (16) through a lead.

2. The PLC control cabinet capable of automatically alarming according to claim 1, wherein explosion-proof plates (11) are welded on the inner walls of the side surface, the top part and the bottom part of the cabinet body (1), and a ventilation groove (5) is formed in the outer wall of one side of the cabinet body (1) close to the bottom part.

3. The PLC control cabinet capable of automatically alarming according to claim 1, wherein a dehumidification box (4) communicated with the cabinet body (1) is installed on the outer wall of one side of the cabinet body (1) through bolts, and dust screens (6) are installed inside the dehumidification box (4) and the ventilation groove (5) through bolts.

4. The PLC control cabinet capable of automatically alarming according to claim 3, wherein a fan (18) and a heating wire (19) which are horizontally distributed are installed inside the dehumidification box (4) through bolts, and the fan (18) and the heating wire (19) are respectively electrically connected with the controller (16) through wires.

5. The PLC control cabinet capable of automatically alarming according to claim 1, wherein a temperature and humidity sensor (17) is mounted on an inner wall of one side of the box body (1) through a bolt, and the temperature and humidity sensor (17) is electrically connected with the controller (16) through a wire.

6. The PLC control cabinet capable of automatically alarming according to claim 1, wherein a cabinet door (2) is rotatably connected to the outer wall of one side of the cabinet body (1) through a hinge, and a handle slot (3) is formed in one side of the outer wall of the front side of the cabinet door (2).