CN212730767U

CN212730767U - Electrical fire monitoring system

Info

Publication number: CN212730767U
Application number: CN202020759285.8U
Authority: CN
Inventors: 孙传美; 孙妙; 余雷; 贾怀宇; 丁懿
Original assignee: Shenzhen Tianjiu Safety Technology Co ltd
Current assignee: Shenzhen Tianjiu Safety Technology Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-03-19
Anticipated expiration: 2030-05-09

Abstract

The utility model relates to an electric fire control's technical field especially relates to an electric fire monitored control system, it is including setting up the indoor detection device who is arranged in detecting residual current how much and exports detected signal in the electrical equipment power supply line, detection device is last to be coupled with controlling means, controlling means is used for receiving detected signal and output data signal, controlling means is coupled with the display screen, the display screen is arranged in receiving data signal and shows the current residual current value in the electrical equipment power supply line, controlling means is last to be coupled with extinguishing device, extinguishing device is controlled by controlling means's control signal in order to put out a fire the action, extinguishing device sets up indoor, when electrical equipment breaks out the fire, extinguishing device puts out a fire to electrical equipment and handles. The utility model discloses have the emergence or stretch that prevent electric fire to play the effect of prevention to electric fire.

Description

Electrical fire monitoring system

Technical Field

The utility model relates to an electric fire control technical field especially relates to an electric fire monitored control system.

Background

Along with the development of modern construction in China, the construction of various industrial buildings is accelerating, and in the construction process, especially the prevention of fire is more and more emphasized by people. Meanwhile, electrical fires frequently occur, so that great losses of lives and properties of the nation and people are caused, and the real-time collection of the residual current value and the temperature value of the electrical line is a common mode for preventing and monitoring the electrical fires.

In the prior art, an electrical fire monitoring system usually monitors an electrical fire by collecting relevant parameters of a power supply line of electrical equipment and judging whether an abnormality occurs, and when the abnormality occurs, only an alarm is sent to inform fire fighters of timely troubleshooting potential hazards of the electrical fire, and thereafter, measures for preventing the fire from further occurring or reducing the dangerous case of the fire are not taken.

The above prior art solutions have the following drawbacks: sometimes, it is difficult for fire fighters to arrive at the site in time, even when the fire fighters arrive at the site, an electrical fire has occurred, so that indoor articles are burnt or damaged, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric fire monitored control system has the effect that in time reduces the potential safety hazard of safe fire.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an electric fire monitored control system, is including setting up the detection device who is arranged in indoor residual current how much and exports detected signal in the detection electrical equipment power supply line, the last controlling means that has coupled of detection device, controlling means is used for receiving detected signal and output data signal, the display screen is coupled to controlling means, the display screen is arranged in receiving data signal and shows the current residual current value in the electrical equipment power supply line, the last extinguishing device that has coupled of controlling means, extinguishing device is controlled by controlling means's control signal in order to put out a fire the action, extinguishing device sets up indoor, when electrical equipment conflagration breaks out, extinguishing device puts out a fire to electrical equipment and handles.

Adopt above-mentioned technical scheme, control unit output control signal makes extinguishing device work when detection device detects the relevant parameter of electrical equipment power supply line unusual, in order to prevent the emergence of electric fire or stretch, thereby play the prevention effect to electric fire, in addition, through the display screen that sets up, when detection device detects the relevant parameter of electrical equipment power supply line unusual, the staff before the messenger display screen in time knows emergency, with remind the fire fighter to investigate electric fire hidden danger rapidly to the scene of the accident, eliminate electric fire in the bud state, prevent the emergence of electric fire.

The utility model discloses further set up to: the fire extinguishing device comprises a gas fire extinguishing device and a water spraying auxiliary device, the gas fire extinguishing device is arranged beside the electrical equipment and used for treating fire extinguishing treatment when the electrical equipment catches fire, and the water spraying auxiliary device is connected in a sliding mode indoors and used for spraying water on the ground around the electrical equipment.

By adopting the technical scheme, the gas fire extinguishing device can release fire extinguishing gas around the power supply line when working, so that the power supply line is difficult to continue to cause fire and spread fire, thereby playing a role in preventing fire, timely putting out the fire which has happened and preventing the fire from spreading rapidly in a large area. The arranged water spray auxiliary device can spray water on the ground or articles around the power supply line, so that the articles around the power supply line are in a wet state, the articles around the power supply line are difficult to burn, and the fire is prevented.

The utility model discloses further set up to: the water spray auxiliary device comprises a water spray mechanism, an installation mechanism and a pushing mechanism, wherein the installation mechanism is arranged on a suspended ceiling close to the electrical equipment, the water spray mechanism is horizontally installed on the installation mechanism, and the pushing mechanism is arranged on the installation mechanism and used for pushing the water spray mechanism to horizontally move so that the water spray mechanism sprays towards the ground level.

By adopting the technical scheme, the pushing mechanism can push the water spraying mechanism to move horizontally, so that the water spraying area of the water spraying mechanism can be increased when the water spraying mechanism sprays water, the spreading of fire can be further prevented, and the fire can be effectively prevented from spreading along other directions by comparing the condition that the water spraying mechanism sprays water locally.

The utility model discloses further set up to: the installation mechanism comprises a sliding rail and a hanging plate, the hanging plate is provided with two end parts which are respectively vertically arranged on the sliding rail, and when the top ends of the two hanging plates are arranged on a ceiling, the sliding rail is kept with the ground.

By adopting the technical scheme, the hanging plate is matched with the sliding rail, the pushing mechanism can be conveniently pushed to push the water spraying mechanism, and the structure is simple and convenient to realize.

The utility model discloses further set up to: the water spraying mechanism comprises a water conveying pipe and a spray head, the water conveying pipe is connected with a water storage tank placed indoors through a water pump, the spray head is installed on the water conveying pipe, and the spray head horizontally slides on the sliding rail through a pushing mechanism.

By adopting the technical scheme, when the pushing mechanism pushes the spray header to slide on the slide rail, the spray header can spray along the designated position, and accordingly, the spread of fire can be prevented.

The utility model discloses further set up to: the pushing structure comprises a clamping part, a motor and a screw rod, the clamping part is installed on the end part, close to the spray header, of the water delivery pipe, the screw rod horizontally penetrates through the clamping part, the motor is installed on the sliding rail, and the output shaft of the motor is connected with the screw rod.

By adopting the technical scheme, when the motor is started, the motor drives the screw rod to rotate, and when the screw rod rotates, the clamping part is driven to horizontally move, so that the clamping part drives the spray header to move, and the spray head can timely respond to the occurrence of fire disasters in an automatic mode, so that the spray effect is improved.

The utility model discloses further set up to: the clamping part comprises a lantern ring and a threaded hole, the lantern ring is sleeved on the water pipe, and the threaded hole is formed in the lantern ring and used for the screw rod to horizontally penetrate out.

Adopt above-mentioned technical scheme, the lantern ring centre gripping that sets up is on the raceway to this, and the lantern ring of being convenient for stably drives the shower head and removes, when needing to be changed the raceway, directly take out the raceway can.

The utility model discloses further set up to: the spraying direction of the spray header faces the ground.

By adopting the technical scheme, the spraying direction of the spraying head faces the ground, and the position needing to be sprayed can be quickly sprayed with moisture, so that the spraying efficiency is improved.

To sum up, the utility model discloses a beneficial technological effect does:

1. in addition, through the arranged display screen, when the detection device detects that the relevant parameters of the power supply line of the electrical equipment are abnormal, a worker in front of the display screen can timely know the emergency situation so as to remind a fire fighter to rapidly find out the hidden danger of the electrical fire on the accident site, eliminate the electrical fire in a bud state and prevent the electrical fire from happening;

2. when the gas fire extinguishing device works, fire extinguishing gas can be released around the power supply line, so that the power supply line is difficult to continue to cause fire and spread fire, the effect of preventing the fire is achieved, the fire which has happened can be timely extinguished, and the fire can be prevented from rapidly spreading in a large area. The arranged water spray auxiliary device can spray water on the ground or articles around the power supply line, so that the articles around the power supply line are in a wet state, the articles around the power supply line are difficult to burn, and the fire is prevented.

Drawings

Fig. 1 is a schematic flow chart of the detection device and the control device in the present invention;

FIG. 2 is a schematic circuit diagram of the control device and the gas fire extinguishing device of the present invention;

FIG. 3 is a schematic view of the position of the water spraying mechanism and the mounting mechanism of the present invention;

fig. 4 is a schematic position diagram of the middle water pipe and the pushing mechanism of the present invention;

fig. 5 is a schematic diagram of the positions of the residual current sensor and the motor in the present invention.

Reference numerals: 1. a detection device; 2. a control device; 3. a display screen; 4. a fire extinguishing device; 41. a gas fire extinguishing device; 411. a residual current sensor; 42. a water spray auxiliary device; 5. a water spraying mechanism; 51. a water delivery pipe; 52. a shower head; 6. an installation mechanism; 61. a slide rail; 611. a chute; 62. a hanger plate; 7. a pushing mechanism; 71. a clamping portion; 72. a motor; 73. a screw rod; 8. and (4) a power supply.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 1, an electrical fire monitoring system for preventing the occurrence or spread of an electrical fire comprises a detection device 1, a control device 2, a power supply 8, a fire extinguishing device 4 and a display screen 3, wherein the power supply 8 supplies power to the detection device 1, the control device 2, the fire extinguishing device 4 and the display screen 3, the detection device 1 is installed indoors and used for detecting the residual current in a power supply line of electrical equipment and outputting a detection signal, the control device 2 is coupled to the detection device 1, when the detection device 1 detects that relevant parameters of the power supply line of the electrical equipment are abnormal, the control device 2 outputs a control signal to the fire extinguishing device 4 so that the fire extinguishing device 4 starts to extinguish the fire of the electrical equipment on fire, the display screen 3 is coupled to the control device 2, and the display screen 3 can receive a data signal of the control device 2 so as to display the current residual current value in the power supply line of the electrical, meanwhile, other electrical parameters in the power supply line of the electrical equipment can be displayed through the display screen 3.

Continuing as shown in fig. 1, the detection device 1 includes a residual current sensor 411 and a comparator, the residual current sensor 411 is used for detecting the amount of residual current in the power supply line of the electrical device and outputting a residual current signal, the comparator is coupled to the residual current sensor 411 and is used for receiving the residual current signal and outputting a detection signal, a residual current reference value is preset in the comparator, and when the residual current value is lower than the preset reference value, the comparator outputs the detection signal to the control device 2. In the present embodiment, the control device 2 is a monitoring host.

The fire extinguishing apparatus 4 includes a gas fire extinguishing apparatus 41 and a water spray auxiliary apparatus 42, both the gas fire extinguishing apparatus 41 and the water spray auxiliary apparatus 42 are installed indoors, the gas fire extinguishing apparatus 41 can release fire extinguishing gas around the power supply line, so that the power supply line is difficult to continue to cause a fire and spread of fire, the water spray auxiliary apparatus 42 can spray water on the ground or articles (not belonging to valuables and capable of being sprayed with water) around the power supply line, so that the articles around the power supply line are in a wet state, so that the articles around the power supply line are difficult to burn, and thereby the occurrence of a fire is prevented.

As shown in fig. 2, the gas fire extinguishing apparatus 41 includes an NPN-type triode Q1, a relay (the relay includes a relay coil KM1 and a normally open contact switch KM 1-1), a switch S1, a power supply, and a solenoid valve, the solenoid valve is electrically connected to the gas cylinder for controlling the opening and closing of the gas cylinder, and the gas cylinder contains fire extinguishing gas, in this embodiment, the fire extinguishing gas is heptafluoropropane, and in other embodiments, the fire extinguishing gas may also be other fire extinguishing gas such as carbon dioxide, inert gas, and the like.

The base of the NPN transistor Q1 is electrically connected to the control device 2, the emitter is grounded, the collector is coupled to the relay coil KM1, and the other end of the relay coil KM1 is coupled to the power source VCC. The normally open contact switch KM1-1, the electromagnetic valve, the switch S1 and the power supply are sequentially connected in series to form a loop.

As shown in fig. 3, the auxiliary water spraying device 42 includes a water spraying mechanism 5, a mounting mechanism 6, and a pushing mechanism 7, wherein the mounting mechanism 6 is mounted on the ceiling close to the electrical equipment, the water spraying mechanism 5 is horizontally mounted on the mounting mechanism 6, and the pushing mechanism 7 is disposed on the mounting mechanism 6 and used for pushing the water spraying mechanism 5 to horizontally move so as to enable the water spraying mechanism 5 to horizontally spray water toward the ground.

The mounting mechanism 6 includes a slide rail 61 and a hanging plate 62, the hanging plate 62 is provided with two ends vertically mounted on the slide rail 61 respectively, the two hanging plates 62 have the same size, when the hanging plate 62 is vertically mounted on the ceiling through screws, the slide rail 61 is parallel to the ground, as shown in fig. 4, a slide groove 611 is formed along the length direction of the slide rail 61, and the water spraying mechanism 5 is connected to the slide groove 611 in a sliding manner. In other embodiments, the sliding rail 61 may be provided around the electrical equipment, for which purpose the water spraying mechanism 5 is facilitated to spray around the electrical equipment.

As shown in fig. 3, the water spraying mechanism 5 includes a water pipe 51 and a shower head 52, one end of the water pipe 51 is connected in the water storage tank through a water pump, the other end is provided with the shower head 52, the water storage tank is placed indoors, the shower head 52 is connected on the sliding groove 611 through the pushing mechanism 7 in a sliding manner, the pushing mechanism 7 includes a motor 72, a screw rod 73 and a clamping portion 71, in this embodiment, the clamping portion 71 is a lantern ring, the lantern ring is connected on the sliding groove 611 in a sliding manner, a hole for the water pipe 51 to penetrate out is vertically formed in the lantern ring, and a threaded hole for the screw rod 73 to horizontally penetrate through, the motor 72 is installed at one end of the sliding rail.

In the embodiment, the electromagnetic valve for controlling the water pump to be turned on is electrically connected with the control device 2, as shown in fig. 5, the motor 72 is electrically connected with the control device 2, when a fire occurs, the control device 2 drives the electromagnetic valve on the water pump to be turned on, and simultaneously outputs a signal to the motor 72 to enable the motor 72 to periodically rotate forward and backward, so that the motor 72 drives the lantern ring and the spray header 52 to slide on the slide rail 61 back and forth, when the spray header 52 sprays back and forth on the ground or objects around the electrical equipment, the objects around the power supply line can be in a wet state, so that the objects around the power supply line are difficult to burn, and the fire is prevented from occurring.

The implementation process comprises the following steps: when the detection device 1 detects that the relevant parameters of the power supply line of the electrical equipment are abnormal, the control device 2 outputs a control signal to the triode Q1 so as to enable the triode Q1 to be conducted, when the triode Q1 is conducted, the relay coil KM1 is electrified, the normally open contact switch KM1-1 is closed, the electromagnetic valve ladder for controlling the gas steel cylinder to be opened and closed is used, at the moment, the gas steel cylinder starts to spray heptafluoropropane to the abnormal electrical equipment, and through the mode, the occurrence or the spreading of an electrical fire can be prevented in time, so that the prevention effect on the electrical fire is achieved.

When controlling means 2 output control signal to triode Q1, also can control the solenoid valve on the water pump and open, and can output signal makes motor 72 drive shower head 52 spray ground along slide rail 61 orbit, when spouting on ground or the article around the electric wire way when water, be in the humid state of article around the power supply line, to this, just enable the article around the power supply line and be difficult to burn, thereby the emergence of conflagration has been prevented, the relevant information that takes place the electrical equipment power supply line anomaly is shown to simultaneous display screen 3, make fire fighter in time learn that the electrical equipment power supply line appears unusually, remind fire fighter to investigate electrical fire hidden danger rapidly to the scene of accident, eliminate electrical fire in the bud state, prevent the emergence of electrical fire.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. An electric fire monitoring system is characterized by comprising a detection device (1) which is arranged indoors and used for detecting the amount of residual current in a power supply line of electric equipment and outputting a detection signal, wherein a control device (2) is coupled to the detection device (1), the control device (2) is used for receiving the detection signal and outputting a data signal, a display screen (3) is coupled to the control device (2), the display screen (3) is used for receiving the data signal and displaying the current value of the residual current in the power supply line of the electric equipment, a fire extinguishing device (4) is coupled to the control device (2), the fire extinguishing device (4) is controlled by the control signal of the control device (2) to perform fire extinguishing action, the fire extinguishing device (4) is arranged indoors, and when the electric equipment has a fire, the fire extinguishing device (4) performs fire extinguishing treatment on the electric equipment, extinguishing device (4) are including gaseous extinguishing device (41) and water spray auxiliary device (42), gaseous extinguishing device (41) set up by electrical equipment, be used for handling when catching fire electrical equipment and put out a fire and handle, water spray auxiliary device (42) are slided and are connected indoor and are used for carrying out water spray treatment to electrical equipment ground around, water spray auxiliary device (42) are including water spray mechanism (5), installation mechanism (6) and pushing mechanism (7), installation mechanism (6) set up on the furred ceiling that is close to electrical equipment, water spray mechanism (5) horizontal installation is on installation mechanism (6), pushing mechanism (7) set up be used for promoting on installation mechanism (6) water spray mechanism (5) horizontal migration so that water spray mechanism (5) spray towards ground level.

2. An electrical fire monitoring system according to claim 1, wherein the mounting mechanism (6) comprises a slide rail (61) and a hanging plate (62), the hanging plate (62) is provided with two ends respectively vertically arranged on the slide rail (61), and when the top ends of the two hanging plates (62) are arranged on the ceiling, the slide rail (61) is kept with the ground.

3. An electrical fire monitoring system according to claim 1, wherein the water spraying mechanism (5) comprises a water pipe (51) and a shower head (52), the water pipe (51) is connected with a water storage tank placed in a room through a water pump, the shower head (52) is installed on the water pipe (51), and the shower head (52) horizontally slides on the sliding rail (61) through a pushing mechanism (7).

4. An electrical fire monitoring system according to claim 3, wherein the pushing mechanism (7) comprises a clamping portion (71), a motor (72) and a screw rod (73), the clamping portion (71) is installed on the end portion of the water pipe (51) close to the shower head (52), the screw rod (73) horizontally penetrates through the clamping portion (71), the motor (72) is installed on the slide rail (61) and the output shaft is connected with the screw rod (73).

5. The electrical fire monitoring system according to claim 4, wherein the clamping portion (71) comprises a collar and a threaded hole, the collar is sleeved on the water pipe (51), and the threaded hole is formed in the collar for the screw rod (73) to horizontally penetrate out.

6. An electrical fire monitoring system according to claim 4, wherein the spraying direction of the spray header (52) is towards the ground.