CN220190179U - PLC switch board with automatic fire control function - Google Patents

Abstract

The utility model discloses a PLC control cabinet with an automatic fire-fighting function, and relates to the technical field of electrical control cabinets. According to the utility model, through the arrangement of the structures such as the smoke alarm, the driving motor, the sealing plate and the like, when a fire disaster occurs in the inner cavity of the control box shell, the smoke alarm detects smoke and gives an alarm, carbon dioxide in the carbon dioxide storage tank is conveyed into the inner cavity of the control box shell through the conveying pipe, when the carbon dioxide concentration monitor detects that the carbon dioxide reaches a set value, the driving motor is started, the moving block pulls the sealing plate through the inclined rod, and further the radiating hole is blocked, and because oxygen is needed for flame combustion, the flame is gradually extinguished, and the flame in the control box shell is treated more rapidly, so that the loss to enterprises is reduced.

Description

PLC switch board with automatic fire control function

Technical Field

The utility model relates to the technical field of electrical control cabinets, in particular to a PLC control cabinet with an automatic fire-fighting function.

Background

The PLC control cabinet is a programmable control cabinet, the control cabinet is a complete set of control cabinet, the control of the motor and the switch can be realized, the PLC control cabinet, the variable frequency cabinet and the like can be designed according to the user demand, the user demand is met, and the aim of easy operation can be achieved by matching with a human-computer interface touch screen.

In the prior art, the temperature of electronic components is increased continuously possibly due to overvoltage or overcurrent in the using process of the control cabinet, if proper heat dissipation measures are not adopted, the electronic components are easy to fail and fire disaster is caused by timely discharging heat, and therefore, the PLC control cabinet with an automatic fire-fighting function is needed to meet the demands of people.

Disclosure of Invention

The utility model aims to provide a PLC control cabinet with an automatic fire-fighting function, which aims to solve the problems that the temperature of electronic components is continuously increased due to overvoltage or overcurrent in the use process of the control cabinet provided by the background art, and if proper heat dissipation measures are not adopted, heat is timely discharged, the electronic components are easy to fail, and fire is caused.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PLC switch board with automatic fire control function, includes the control box shell, the equal fixed mounting in both sides of control box shell bottom has the support, has seted up a plurality of louvres on the inner wall of control box shell, and the top side fixed mounting of control box shell inner wall has the backup pad, and the top fixed mounting of backup pad has fixed knot to construct, and fixed mounting has the carbon dioxide holding vessel in the fixed shell inner chamber, the side fixed mounting of control box shell has driving motor, and motor driving motor's output fixed mounting has driving structure.

Preferably, the fixed knot constructs including fixed shell, circle axle, fixed block, the top fixed mounting of backup pad has fixed shell, and fixed shell's outside fixed mounting has the circle axle, and the outside of circle axle rotates installs the fixed block.

Preferably, the top side fixed mounting of carbon dioxide holding vessel has the rubber handle, and the outside movable mounting of carbon dioxide holding vessel has the conveyer pipe, and the conveyer pipe is located the below of rubber handle, and the conveyer pipe runs through the backup pad and extends to in the inner chamber of control box shell, and the outside movable mounting of conveyer pipe has the pipe connection head, and the one end that the pipe connection head is close to fixed shell and carbon dioxide holding vessel swing joint, and the one end outside movable mounting that the conveyer pipe kept away from fixed shell has the valve.

Preferably, a rotating shaft is fixedly installed in the inner wall of the control box shell, penetrates through the supporting plate and extends to the bottom side of the control box shell, the outer side of the rotating shaft is rotatably provided with a storage door, the outer side of the storage door is fixedly provided with a first handle, and two sides of the inner cavity of the control box shell are fixedly provided with smoke alarms.

Preferably, the driving structure comprises a driving motor, a motor shaft, a moving block and a diagonal rod, wherein the motor shaft is fixedly arranged at the output end of the driving motor, the moving block is arranged on the outer side of the motor shaft in a threaded manner, a limit groove is formed in the bottom of the inner cavity of the control box shell, a T-shaped limiting block is slidably arranged in the limit groove, the top of the T-shaped limiting block is fixedly connected with the bottom of the moving block, a connecting shaft is fixedly arranged in the inner wall of the moving block, and the diagonal rod is rotatably arranged on the outer side of the connecting shaft.

Preferably, a sealing plate is fixedly arranged on one side, close to a motor shaft, of the inner cavity of the control box shell, a fixing shaft is fixedly arranged on the outer side of the sealing plate, one end, close to the sealing plate, of the fixing shaft is movably connected with the inclined rod, a limiting rod is fixedly arranged on two sides of the sealing plate, penetrates through the sealing plate and extends to the bottom of the inner cavity of the control box shell, and a limiting round block is fixedly arranged on the top of the limiting rod.

Preferably, the carbon dioxide concentration monitor is fixedly installed on two sides, close to one side of a motor shaft, of the inner cavity of the control box shell, the control cabinet door is rotatably installed on two sides, far away from one side of the driving motor, of the outer side of the control box shell, and the second handle is fixedly installed on the outer side of the control cabinet door.

The beneficial effects of the utility model are as follows:

according to the utility model, through the arrangement of the structures such as the smoke alarm, the driving motor, the sealing plate and the like, when a fire disaster occurs in the inner cavity of the control box shell, the smoke alarm detects smoke and gives an alarm, carbon dioxide in the carbon dioxide storage tank is conveyed into the inner cavity of the control box shell through the conveying pipe, when the carbon dioxide concentration monitor detects that the carbon dioxide reaches a set value, the driving motor is started, the moving block pulls the sealing plate through the inclined rod, the heat radiating hole is further blocked, and as oxygen is needed for flame combustion, the flame at the moment is gradually extinguished, and the flame in the control box shell is processed more quickly, so that the loss to enterprises is reduced.

According to the utility model, through the arrangement of the rubber handle, the pipeline connector, the circular shaft, the fixed block and other structures, when the carbon dioxide storage tank needs to be overhauled or replaced, an operator pulls the first handle at the moment to enable the storage door to rotate around the rotating shaft as the axis, so that the sealing effect on the top of the supporting plate is relieved, then the operator rotates the fixed block to enable the fixed block to rotate around the circular shaft as the axis, further the fixing effect on the carbon dioxide storage tank is relieved, then the operator rotates the pipeline connector again, so that the pipeline connector and the conveying pipe are separated from the carbon dioxide storage tank, and then the operator pulls the rubber handle to enable the carbon dioxide storage tank to be separated from the inside of the fixed shell, so that the carbon dioxide storage tank is convenient to overhaul or replace by the operator.

Drawings

Fig. 1 is a schematic perspective view of a PLC control cabinet with an automatic fire control function according to the present utility model;

fig. 2 is a schematic diagram of the back structure of a PLC control cabinet with an automatic fire-fighting function according to the present utility model;

FIG. 3 is a schematic side sectional view of a PLC control cabinet with an automatic fire-fighting function;

fig. 4 is a schematic diagram of a front cross-sectional structure of a PLC control cabinet with an automatic fire-fighting function according to the present utility model;

fig. 5 is a schematic structural diagram of a portion a in fig. 4 of a PLC control cabinet with an automatic fire-fighting function according to the present utility model;

fig. 6 is a schematic diagram of a schematic top cross-sectional structure of a PLC control cabinet with an automatic fire protection function according to the present utility model.

In the figure: 100. a control box housing; 101. a bracket; 102. a heat radiation hole; 200. a support plate; 201. a fixed housing; 202. a carbon dioxide storage tank; 203. a rubber handle; 204. a delivery tube; 205. a pipe joint; 206. a valve; 207. a circular shaft; 208. a fixed block; 209. a rotating shaft; 210. a storage door; 211. a first handle; 212. a smoke alarm; 300. a driving motor; 301. a motor shaft; 302. a motion block; 303. a limit groove; 304. a T-shaped limiting block; 305. a connecting shaft; 306. a diagonal rod; 307. a sealing plate; 308. a fixed shaft; 309. a limit rod; 310. limiting round blocks; 311. a carbon dioxide concentration monitor; 312. controlling a cabinet door; 313. and a second handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-6, a PLC control cabinet with automatic fire control function, including control box shell 100, both sides of control box shell 100 bottom all fixed mounting have support 101, a plurality of louvres 102 have been seted up on the inner wall of control box shell 100, the topside fixed mounting of control box shell 100 inner wall has backup pad 200, fixed knot constructs at the top fixed mounting of backup pad 200, fixed mounting has carbon dioxide holding vessel 202 in the fixed shell 201 inner chamber, the side fixed mounting of control box shell 100 has driving motor 300, motor driving motor 300's output fixed mounting has driving structure, when the conflagration takes place in the control box shell 100 inner chamber, two smoke alarm 212 detect smog and send out the alarm, valve 206 will automatically rotate and open this moment, afterwards, carbon dioxide inside carbon dioxide holding vessel 202 will carry in the inner chamber of control box shell 100 through conveyer pipe 204, when two carbon dioxide concentration monitor 311 detect the carbon dioxide concentration setting value in the control box shell 100 inner chamber and reach, thereby make motor shaft 301 take place the rotation, simultaneously motion block 302 will drive T type stopper 304 in the inside spacing groove 300, motor driving structure is fixed knot, the output end fixed knot of motor 300, when the inner chamber 307 is connected with oxygen gas, thereby the seal plate is closed off the inner chamber is realized to the seal plate, the inner chamber is closed off in the control box is reached through the inner chamber 307, thereby the sealed off the seal plate is realized, the inner chamber is closed off in the inner chamber is closed, the air is closed off by the oxygen gas is closed, the inner chamber is closed, the air is closed down, the air is closed, and the air is taken by the inner chamber is closed, and the air, air is taken by inner cavity 100, and the oxygen, and has the inner space, and the oxygen, and the inner condition. When an operator overhauls the carbon dioxide storage tank 202, the operator pulls the first handle 211 at this time, so that the storage door 210 rotates around the rotation shaft 209, the closed state of the top of the support plate 200 is released, then the operator rotates the fixing block 208, the fixing effect on the carbon dioxide storage tank 202 is released, then the operator rotates the pipe connector 205, the pipe connector 205 and the conveying pipe 204 are separated from the carbon dioxide storage tank 202, then the operator pulls the rubber handle 203, the support plate 200 is separated from the inside of the fixed housing 201, and the operator overhauls or replaces the carbon dioxide storage tank 202.

Further, the fixing structure comprises a fixing housing 201, a circular shaft 207 and a fixing block 208, the fixing housing 201 is fixedly arranged at the top of the supporting plate 200, the circular shaft 207 is fixedly arranged at the outer side of the fixing housing 201, the fixing block 208 is rotatably arranged at the outer side of the circular shaft 207, when an operator rotates the fixing block 208, the fixing block 208 rotates around the circular shaft 207 as an axis, and then the fixing effect on the carbon dioxide storage tank 202 is relieved.

Further, the rubber handle 203 is fixedly installed on the top side of the carbon dioxide storage tank 202, the conveying pipe 204 is movably installed on the outer side of the carbon dioxide storage tank 202, the conveying pipe 204 is located below the rubber handle 203, the conveying pipe 204 penetrates through the supporting plate 200 and extends into the inner cavity of the control box shell 100, the pipe connector 205 is movably installed on the outer side of the conveying pipe 204, one end, close to the fixed shell 201, of the pipe connector 205 is movably connected with the carbon dioxide storage tank 202, the valve 206 is movably installed on the outer side, far away from one end, of the fixed shell 201, of the conveying pipe 204, the rubber handle 203 is pulled, the carbon dioxide storage tank 202 is separated from the inner portion of the fixed shell 201, when a fire disaster occurs, the valve 206 is rotated to be opened, and then the carbon dioxide storage tank 202 conveys carbon dioxide inside the carbon dioxide storage tank 202 into the inner cavity of the control box shell 100 through the conveying pipe 204.

Further, a rotating shaft 209 is fixedly installed in the inner wall of the control box shell 100, the rotating shaft 209 penetrates through the supporting plate 200 and extends to the bottom side of the control box shell 100, a storage door 210 is rotatably installed on the outer side of the rotating shaft 209, a first handle 211 is fixedly installed on the outer side of the storage door 210, smoke alarms 212 are fixedly installed on two sides of the inner cavity of the control box shell 100, when an operator pulls the first handle 211, the storage door 210 rotates by taking the rotating shaft 209 as an axis, the sealing effect on the top of the supporting plate 200 is relieved, and two smoke alarms 212 can quickly detect the occurrence of fire inside the control box shell 100 and simultaneously give out an alarm.

Further, the driving structure comprises a driving motor 300, a motor shaft 301, a moving block 302 and an inclined rod 306, wherein the motor shaft 301 is fixedly arranged at the output end of the driving motor 300, the moving block 302 is arranged on the outer side of the motor shaft 301 in a threaded manner, a limiting groove 303 is formed in the bottom of the inner cavity of the control box shell 100, a T-shaped limiting block 304 is slidably arranged in the limiting groove 303, the top of the T-shaped limiting block 304 is fixedly connected with the bottom of the moving block 302, a connecting shaft 305 is fixedly arranged in the inner wall of the moving block 302, the inclined rod 306 is rotatably arranged on the outer side of the connecting shaft 305, when the driving motor 300 is started, the motor shaft 301 is enabled to rotate, the moving block 302 is enabled to move on the outer side of the motor shaft 301, and accordingly the connecting shaft 305 pushes the follow-up sealing device to operate through the inclined rod 306.

Further, a sealing plate 307 is fixedly installed on one side, close to the motor shaft 301, of the inner cavity of the control box shell 100, a fixing shaft 308 is fixedly installed on the outer side of the sealing plate 307, the outer side of the fixing shaft 308 is movably connected with one end, close to the sealing plate 307, of the diagonal rod 306, limiting rods 309 are fixedly installed on two sides of the sealing plate 307, the limiting rods 309 penetrate through the sealing plate 307 and extend to the bottom of the inner cavity of the control box shell 100, limiting round blocks 310 are fixedly installed on the top of the limiting rods 309, and when the diagonal rod 306 moves, the sealing plate 307 moves on the outer side of the limiting rods 309 through the fixing shaft 308, and the limiting round blocks 310 play a limiting role on the sealing plate 307.

Further, the two sides of the inner cavity of the control box housing 100, which are close to one side of the motor shaft 301, are fixedly provided with the carbon dioxide concentration monitor 311, the two sides of the outer side of the control box housing 100, which are far away from one side of the driving motor 300, are rotatably provided with the control cabinet door 312, the outer side of the control cabinet door 312 is fixedly provided with the second handle 313, the carbon dioxide concentration monitor 311 can detect the carbon dioxide concentration of the inner cavity of the control box housing 100, and when an operator pulls the second handle 313, the two control cabinet doors 312 are unfolded, so that the closed state of the inner cavity of the control box housing 100 is released.

The working principle of the utility model is as follows:

when a fire disaster occurs in the inner cavity of the control box shell 100, the two smoke alarms 212 detect smoke and give an alarm, at this time, the valve 206 will automatically rotate to open, then carbon dioxide in the carbon dioxide storage tank 202 will be conveyed into the inner cavity of the control box shell 100 through the conveying pipe 204, when the two carbon dioxide concentration monitors 311 detect that the carbon dioxide concentration in the inner cavity of the control box shell 100 reaches the set value, the driving motor 300 will be started, so that the motor shaft 301 rotates, meanwhile, the moving block 302 will drive the T-shaped limiting block 304 to slide in the limiting groove 303, at this time, the connecting shaft 305 will pull the fixing shaft 308 through the inclined rod 306, so that the sealing plate 307 slides outside the limiting rod 309 until the sealing plate 307 completely shields the heat dissipation hole 102, so that the inner cavity of the control box shell 100 forms a closed space, thereby playing a sealing role, further, so that the carbon dioxide concentration in the inner cavity of the control box shell 100 will increase, due to oxygen is required when the flame burns, and at this time, the fire in the inner cavity of the control box shell 100 will be gradually extinguished. When an operator overhauls the carbon dioxide storage tank 202, the operator pulls the first handle 211 at this time, so that the storage door 210 rotates around the rotation shaft 209, the closed state of the top of the support plate 200 is released, then the operator rotates the fixing block 208, the fixing effect on the carbon dioxide storage tank 202 is released, then the operator rotates the pipe connector 205, the pipe connector 205 and the conveying pipe 204 are separated from the carbon dioxide storage tank 202, then the operator pulls the rubber handle 203, the support plate 200 is separated from the inside of the fixed housing 201, and the operator overhauls or replaces the carbon dioxide storage tank 202.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a PLC switch board with automatic fire control function, includes control box shell (100), its characterized in that: both sides of control box shell (100) bottom are all fixed mounting have support (101), have seted up a plurality of louvres (102) on the inner wall of control box shell (100), and the topside fixed mounting of control box shell (100) inner wall has backup pad (200), and fixed knot constructs is installed at the top of backup pad (200), and fixed knot installs carbon dioxide holding vessel (202) in shell (201) inner chamber, the side fixed mounting of control box shell (100) has driving motor (300), and the output fixed mounting of motor driving motor (300) has driving structure.

2. The PLC control cabinet with automatic fire control function of claim 1, wherein: the fixing structure comprises a fixing shell (201), a circular shaft (207) and a fixing block (208), wherein the fixing shell (201) is fixedly arranged at the top of the supporting plate (200), the circular shaft (207) is fixedly arranged at the outer side of the fixing shell (201), and the fixing block (208) is rotatably arranged at the outer side of the circular shaft (207).

3. The PLC control cabinet with automatic fire control function of claim 1, wherein: the top side fixed mounting of carbon dioxide holding vessel (202) has rubber handle (203), the outside movable mounting of carbon dioxide holding vessel (202) has conveyer pipe (204), conveyer pipe (204) are located the below of rubber handle (203), conveyer pipe (204) run through backup pad (200) and extend to in the inner chamber of control box shell (100), the outside movable mounting of conveyer pipe (204) has pipe connection head (205), the one end that pipe connection head (205) is close to fixed shell (201) and carbon dioxide holding vessel (202) swing joint, one end outside movable mounting valve (206) that fixed shell (201) was kept away from to conveyer pipe (204).

4. The PLC control cabinet with automatic fire control function of claim 1, wherein: the inner wall of the control box shell (100) is fixedly provided with a rotating shaft (209), the rotating shaft (209) penetrates through the supporting plate (200) and extends to the bottom side of the control box shell (100), the outer side of the rotating shaft (209) is rotatably provided with a storage door (210), the outer side of the storage door (210) is fixedly provided with a first handle (211), and two sides of the inner cavity of the control box shell (100) are fixedly provided with smoke alarms (212).

5. The PLC control cabinet with automatic fire control function of claim 1, wherein: the driving structure comprises a driving motor (300), a motor shaft (301), a moving block (302) and a diagonal rod (306), wherein the motor shaft (301) is fixedly arranged at the output end of the driving motor (300), the moving block (302) is mounted on the outer side of the motor shaft (301) in a threaded mode, a limit groove (303) is formed in the bottom of an inner cavity of the control box shell (100), a T-shaped limiting block (304) is mounted in the limit groove (303) in a sliding mode, the top of the T-shaped limiting block (304) is fixedly connected with the bottom of the moving block (302), a connecting shaft (305) is fixedly mounted in the inner wall of the moving block (302), and the diagonal rod (306) is mounted in the outer side of the connecting shaft (305) in a rotating mode.

6. The PLC control cabinet with automatic fire control function of claim 1, wherein: one side that control box shell (100) inner chamber is close to motor shaft (301) fixed mounting has closing plate (307), the outside fixed mounting of closing plate (307) has fixed axle (308), the outside of fixed axle (308) is close to one end swing joint of closing plate (307) with diagonal rod (306), both sides of closing plate (307) are all fixed mounting have gag lever post (309), gag lever post (309) run through closing plate (307) and extend to the bottom of control box shell (100) inner chamber, the top fixed mounting of gag lever post (309) has spacing button (310).

7. The PLC control cabinet with automatic fire control function of claim 1, wherein: the carbon dioxide concentration monitor (311) is fixedly installed on two sides of one side, close to a motor shaft (301), of an inner cavity of the control box shell (100), the control cabinet door (312) is rotatably installed on two sides, far away from the driving motor (300), of one side, on the outer side of the control box shell (100), and the second handle (313) is fixedly installed on the outer side of the control cabinet door (312).