CN211752103U - Automatic sensing fire-fighting device - Google Patents

Abstract

The utility model relates to an automatic sensing fire control unit for install on a fire extinguisher, this fire extinguisher includes that one touches the handle, include: a sensor, an automatic control system and a brake mechanism. The sensor is used for sensing an environmental condition, and when the sensor senses that the environmental condition is a fire, the sensor is used for sending out a fire signal. The automatic control system is connected with the sensor and used for receiving the fire signal and sending a brake signal after receiving the fire signal. And the brake mechanism is connected with the automatic control system and used for receiving the brake signal and braking the sliding block to press the touch handle downwards on the positioning rod so as to trigger the fire extinguisher.

Description

Automatic sensing fire-fighting device

Technical Field

The utility model relates to a fire-fighting device, in particular to an automatic sensing fire-fighting device.

Background

Today, fire extinguishers are common fire extinguishing equipment that have chemicals inside to extinguish a fire. Fire extinguishers can be divided according to their actuation principle into: firstly, manually operating a fire extinguisher; and the main braking device is an electromagnetic valve for controlling the output of fire extinguishing raw materials.

Among them, the automatic sensing fire extinguisher controlled by the solenoid valve has the following disadvantages: the solenoid valve needs to be maintained regularly, and if a medium changes in the use process and oil of a rust air compressor in the connecting pipe is oxidized, impurities such as carbon particles, tar and the like are generated and mixed into the pipeline, and impurities such as dust particles, dirt and the like exist in the pipeline, so that the normal work of the solenoid valve is easily hindered, and the service life of the solenoid valve is shortened. Furthermore, the failure rate of the solenoid valve is high, which includes: poor contact of power supply wiring; the power supply voltage variation is not within the allowable range; the coil is short-circuited or burned out, so that the power-on does not act. Fluid pressure or working pressure differential is not compliant; fluid viscosity or temperature mismatch; impurities and dirt are mixed around the valve core and the movable iron core; the filter before the valve or the pilot valve hole is blocked or incompletely sealed; the working frequency is too high or the service life is over when the valve is opened, so that the fluid can not pass through the valve. Fluid viscosity mismatch; the fluid temperature is not compliant causing the spring to deform or the life to expire; defective valve seats or dirt adhering thereto; gasket pull-out, defect or deformation; balance hole or orifice plugging; the operating frequency is too high or the life time is over when in use, so that the fluid cannot be cut off when the valve is closed. Loosening the joint of the pipeline; the outer sealing element of the pipeline connection is damaged, so that the leakage is caused. The fluid temperature does not conform; impurities or defects exist on the guide valve seat and the main valve seat; the guide valve and the main valve sealing gasket are separated or deformed; poor spring assembly, deformation or end of life; when in use, the working frequency is too high, so that the internal leakage is serious. Loosening the fastening piece; voltage fluctuation, out of the allowable range; fluid pressure or working pressure differential is not appropriate; fluid viscosity mismatch; the attracting surface of the armature has impurities, so that the noise is overlarge when the armature is electrified.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic sensing fire control unit, it can install the sensor in suitable position, through sensor sensing environmental factor and send out the fire signal to inform automatic control system automatic start fire control unit, wherein, this fire control unit can adopt general and the lower manual fire extinguisher of tradition of fault rate.

In order to achieve the above object, the utility model discloses an automatic sensing fire control unit for install on a fire extinguisher, this fire extinguisher includes that one touches the handle, include: the fire alarm system comprises a sensor, a controller and a controller, wherein the sensor is used for sensing an environmental condition and sending a fire signal when the sensor senses that the environmental condition is a fire; an automatic control system connected to the sensor for receiving the fire signal and sending a braking signal after receiving the fire signal; and a brake mechanism connected to the automatic control system for receiving the brake signal, including a slide block, a positioning rod and a brake device, in which the slide block is supported on the touch handle, and the slide block can be slided up and down on the positioning rod, and after receiving the brake signal, the brake device is used for driving the slide block to slide on the positioning rod and downwards pressing the touch handle.

Optionally, the fire extinguisher and the braking mechanism are accommodated in an accommodating box.

Optionally, a plurality of pulleys are mounted at the bottom of the accommodating box.

Optionally, a push handle is mounted at one end of the accommodating box.

Optionally, the fire extinguisher is a carbon dioxide fire extinguisher, a foam fire extinguisher, a dry powder fire extinguisher, a wet powder fire extinguisher, an alkyl halide fire extinguisher or a water mist fire extinguisher.

Optionally, the sensor is a temperature sensor, an infrared sensor, or a smoke sensor.

Optionally, the slider further comprises a pressing member.

Optionally, the braking device is an electromagnet, a pneumatic cylinder, an oil hydraulic cylinder or a temperature-sensitive spring.

Therefore, the fire-fighting nozzle and the sensor can be arranged at the proper position, the automatic sensing fire-fighting device for informing the automatic control system of automatically starting the fire-fighting device can be informed by sensing the factors such as temperature, temperature rise, infrared rays, smoke and the like through the sensor, and the fire extinguisher used by the fire-fighting device can adopt a general traditional manual fire extinguisher with lower failure rate.

Drawings

FIG. 1 is a schematic diagram of a first preferred embodiment of an automatic sensing fire fighting device according to the present invention;

FIG. 2 is a side view of a first preferred embodiment of an automatic sensing fire protection device according to the present invention;

FIG. 3 is a schematic diagram of the operation of the automatic sensing fire fighting device according to the first preferred embodiment of the present invention;

FIG. 4 is a schematic diagram of a second preferred embodiment of the automatic sensing fire fighting device according to the present invention;

FIG. 5 is a schematic diagram of a third preferred embodiment of the automatic fire fighting device according to the present invention;

FIG. 6 is a schematic diagram illustrating a fourth preferred embodiment of the automatic fire fighting device according to the present invention;

FIG. 7 is a schematic diagram of a fifth preferred embodiment of an automatic fire fighting device according to the present invention;

fig. 8 is a schematic flow chart of an automatic control system in an automatic sensing fire fighting device according to the present invention.

In the figure:

1, fire extinguisher; 11 touching the handle; 12 a valve button; 13 fire sprinkler; 14 a fire fighting material output pipe; 15 pressure gauge; 16 a fire-fighting material bucket; 2, a sensor; 3, an automatic control system; 31 a processing unit; 32 input/output units; 33 a buffer unit; 4, a braking mechanism; 41 a slider; 411 a pressing member; 42 positioning the rod; 43 a braking device; 5, an accommodating box; 51 pulleys; 52 push handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Please refer to fig. 1 and 2, which are schematic diagrams and side views illustrating a first preferred embodiment of an automatic sensing fire fighting device according to the present invention. As can be clearly seen from the figure, the utility model relates to an automatic sensing fire control unit for install on a fire extinguisher 1, this fire extinguisher 1 includes one and touches handle 11, and wherein this fire extinguisher 1 is carbon dioxide fire extinguisher 1, foam extinguisher 1, dry powder fire extinguisher 1, wet powder fire extinguisher 1, alkyl halide fire extinguisher 1 or water mist fire extinguisher 1, but not limited to this. And the so-called fire extinguisher 1 includes, for example, a fire extinguishing material bucket 16, a fire extinguishing material discharge pipe 14, a fire sprinkler 13, a pressure gauge 15, a trigger handle 11, a valve button 12, etc., as will be understood by those skilled in the art. This automatic sensing fire control unit includes: a sensor 2, an automatic control system 3 and a brake mechanism 4.

The sensor 2 is used for sensing an environmental condition, and when the sensor 2 senses that the environmental condition is a fire, the sensor 2 is used for sending out a fire signal. Preferably, the sensor 2 is a temperature sensor 2, an infrared sensor 2 or a smoke sensor 2, but is not limited thereto.

The automatic control system 3 is connected to the sensor 2 for receiving the fire signal and for sending a braking signal when receiving the fire signal. Preferably, referring to fig. 8, the automatic control system 3 may be a computer system or a PLC controller, which may include a processing unit 31, an input/output unit 32, a buffer unit 33, and the like. The automatic control system 3 is connected to the sensor 2, for example, the processing unit 31 can process the fire signal sensed by the sensor 2, the input/output unit 32 can receive the fire signal, and the buffer unit 33 can temporarily store the fire signal. The automatic control system 3 will determine whether there is a fire signal input in real time, if it is determined that the fire signal is received, the automatic control system 3 will send out the brake signal through the input/output unit 32. The above structure is an embodiment of the automatic control system 3, and those skilled in the art can understand it, but not limited thereto.

The brake mechanism 4 is connected to the automatic control system 3 for receiving the brake signal, and includes a sliding block 41, a positioning rod 42 and a brake device 43, wherein the sliding block 41 is supported on the touch handle 11, and the sliding block 41 can slide up and down on the positioning rod 42, and after receiving the brake signal, the brake device 43 is used for braking the sliding block 41 to press the touch handle 11 downwards on the positioning rod 42. Preferably, the slider 41 further comprises a pressing member 411, for example, for directly pressing the trigger handle 11 or pressing the trigger handle 11 by clamping. And the braking device 43 is an electromagnet, a pneumatic cylinder or an oil hydraulic cylinder, but not limited thereto.

In this embodiment, the fire extinguisher 1 and the braking mechanism 4 are accommodated in an accommodating box 5. The structure can be a drawer, an open independent box, a cabinet, etc. The containing box 5 is mainly used for erecting the braking mechanism 4, placing the standby fire extinguisher 1, installing other monitoring panels, related components and disaster prevention standby supplies.

Through the structure and the composition design, the use and operation situations of the utility model are described as follows: please refer to fig. 3, which is a schematic diagram illustrating a first preferred embodiment of the automatic sensing fire fighting device according to the present invention. As is clear from the figure, the present invention comprises a sensor 2, an automatic control system 3 and a brake mechanism 4. The user can install the fire sprinkler head 13 of the fire extinguisher 1 and the sensor 2, respectively, at the right place, when the sensor 2 senses that the environmental condition is the occurrence of a fire, for example, the temperature rises to a certain level. The sensor 2 is used to signal a fire. When the automatic control system 3 receives the fire signal, it will send out a brake signal. When the braking mechanism 4 receives the braking signal, the braking device 43 is used to brake the sliding block 41 to press the touch handle 11 downwards on the positioning rod 42 to start the valve button 12, so that the chemical material in the fire extinguisher 1 can be sprayed out to extinguish the fire.

Please refer to fig. 4, which is a schematic diagram illustrating a second preferred embodiment of the automatic sensing fire fighting device according to the present invention. As can be clearly seen in the figures, a plurality of pulleys 51 are mounted on the bottom of the accommodating box 5. Therefore, can effectively improve the utility model discloses automatic sensing fire control unit's mobility.

Please refer to fig. 5, which is a schematic diagram illustrating a third preferred embodiment of the automatic sensing fire fighting device according to the present invention. As best seen in the drawings, the receiving box 5 has a push handle 52 mounted at one end thereof. Therefore, can conveniently remove the utility model discloses automatic sensing fire control unit.

Please refer to fig. 6, which is a schematic diagram illustrating a fourth preferred embodiment of the automatic sensing fire fighting device according to the present invention. As can be clearly seen from the figure, the present invention can install a plurality of brake mechanisms 4 on a plurality of fire extinguishers 1.

Please refer to fig. 7, which is a schematic diagram illustrating an embodiment of a fifth preferred embodiment of an automatic sensing fire fighting device according to the present invention. As can be clearly seen from the figure, the braking device 43 of the present invention is a temperature sensing spring, and after receiving the braking signal, the braking device 43 is used to brake the sliding block 41 to press the touch handle 11 downwards on the positioning rod 42.

Therefore, referring to all the drawings, the utility model has the following advantages compared with the prior art when in use: the utility model discloses automatic sensing fire control unit can install fire control shower nozzle 13, sensor 2 in the suitable position department, through factors such as 2 sensing temperature of sensor, temperature rise, infrared ray, smog, notifies 3 automatic start fire control units of automatic control system.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims (8)

1. An automatic sensing fire fighting device for mounting on a fire extinguisher, the fire extinguisher including a trigger handle, comprising:

the fire alarm system comprises a sensor, a controller and a controller, wherein the sensor is used for sensing an environmental condition and sending a fire signal when the sensor senses that the environmental condition is a fire;

an automatic control system connected to the sensor for receiving the fire signal and sending a braking signal after receiving the fire signal; and

a brake mechanism connected to the automatic control system for receiving the brake signal, the brake mechanism including a slide block, a positioning rod and a brake device, wherein the slide block is supported on the touch handle and can slide up and down on the positioning rod, and after receiving the brake signal, the brake device is used to drive the slide block to slide on the positioning rod and press the touch handle downwards.

2. The automatic fire fighting device as defined in claim 1, wherein the fire extinguisher and the braking mechanism are housed in a housing box.

3. The automatic sensing fire fighting device of claim 2, wherein a plurality of pulleys are installed at the bottom of the accommodating box.

4. The automatic sensing fire fighting device of claim 2, wherein a push handle is mounted at one end of the receiving box.

5. The automatic sensing fire fighting device according to claim 1, wherein the fire extinguisher is a carbon dioxide fire extinguisher, a foam fire extinguisher, a dry powder fire extinguisher, a wet powder fire extinguisher, an alkyl halide fire extinguisher or a water mist fire extinguisher.

6. The automatic sensing fire fighting device of claim 1, wherein the sensor is a temperature sensor, an infrared sensor, or a smoke sensor.

7. The automatic fire fighting device as defined in claim 1, wherein the slider further comprises a pressure-applying member.

8. The automatic sensing fire fighting device of claim 1, wherein the braking device is an electromagnet, a pneumatic cylinder, an oil cylinder, or a temperature sensitive spring.

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