CN204469059U - A kind of Novel fire-extinguishing device for kitchen equipment - Google Patents

Abstract

The utility model relates to a novel fire extinguishing device for kitchen equipment. Its technical characteristics are: a drive gas cylinder assembly, a mechanically driven decompression device, two medicament bottle assemblies, an electric control box and a release gas cylinder are arranged in the box body, and the drive The gas cylinder assembly is screwed tightly on the lower end of the mechanically driven decompression device, and the automatic start end and manual start end of the mechanically driven decompression device are respectively connected with the temperature sensing bracket assembly and the manual start box assembly; the release gas cylinder is respectively connected with the mechanical drive The high pressure output end of the decompression device is connected to the starting end of the gas shut-off valve; the two chemical bottle assemblies are connected in series and connected to the decompression output end of the mechanically driven decompression device, and the output end of the chemical bottle assembly passes through the fire extinguishing pipe Connected with net atomizing nozzles. The utility model has stable and reliable performance, can effectively extinguish the fire of the oil pan and flue in the kitchen environment, ensures that the gas can be cut off quickly, the heat supply source can be blocked, and the water flow valve can be opened. It can be used in hotels, hotels, institutions, and hospitals Protection of schools, hospitals and civilian kitchens.

Description

A new type of fire extinguishing device for kitchen equipment

technical field

The utility model belongs to the field of kitchen equipment fire extinguishing equipment, in particular to a novel kitchen equipment fire extinguishing device.

Background technique

With the growth of the national economy and the substantial improvement of people's daily life, the catering industry has ushered in an opportunity for rapid development. However, while the catering industry is developing rapidly, kitchen fires are always threatening our lives. Kitchen fires have the characteristics of high ignition point, rapid spread, concealed fire location, and difficulty in fighting and rescue, which restrict the development of the catering industry and cause huge losses to people's lives and property. At present, the country pays more and more attention to the fire protection of kitchens, and successively issued inspection and installation acceptance standards such as "Technical Regulations for New Kitchen Equipment Fire Extinguishing Devices CECS233:2007" and "GA498-2012 New Kitchen Equipment Fire Extinguishing Devices".

At present, my country's fire protection for kitchen fires mainly uses portable fire extinguishers, fire blankets, etc., and there are two places where kitchen fires are most likely to occur, one is the oil pan and the other is the flue. The ignition point of the cooking oil in the oil pan is around 360°C. Once it burns, the temperature will soon reach more than 400°C. Generally, fire extinguishers and fire blankets can only extinguish the surface fire of the oil, but the temperature of the oil cannot be lowered. Re-ignition; For fighting flue fires, ordinary fire extinguishers cannot enter the flue at all, and cannot effectively extinguish the fire location.

Contents of the invention

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a novel fire extinguishing device for kitchen equipment with reasonable design, stable performance, safety and reliability and wide application range.

The utility model solves its technical problem and realizes by taking the following technical solutions:

A new type of fire extinguishing device for kitchen equipment, including a box body, in which a driving gas cylinder assembly, a mechanically driven decompression device, a medicine bottle assembly, an electric control box and a release gas cylinder are arranged. The driving gas cylinder assembly rotates Close to the lower end of the mechanically driven decompression device, the automatic start end of the mechanically driven decompression device is connected to a tension spring, and the other end of the tension spring is connected to the tension spring wrench installed on the inner wall of the chassis; the automatic start of the mechanically driven decompression device The starting end is connected with the temperature-sensing bracket assembly, the manual starting end of the mechanically driven decompression device is connected with the manual starting box assembly; the air inlet end of the relief gas cylinder is connected with the high-voltage output end of the mechanically driven decompression device, The other end of the relief gas cylinder is connected to the starting end of the gas shut-off valve; the inlet end of the medicament bottle assembly is connected to the decompression output end of the mechanically driven decompression device, and the output end of the medicament bottle assembly is connected to the fire extinguishing agent delivery pipe. The fire extinguishing agent delivery pipe is connected with the fire extinguishing pipe network through the waterway tee, and the terminal of the fire extinguishing pipe network is connected with an atomizing nozzle; the waterway tee is also connected with the tap water network through the electromagnetic water flow valve; the electric control box is respectively It is connected with the micro switch of the mechanically driven decompression device, the signal end of the electromagnetic water flow valve and the external power socket.

Moreover, a backup power supply is also provided in the box body, and the backup power supply is connected with the electric control box.

Moreover, an acousto-optic alarm display panel connected with the electric control box is also provided outside the box.

Moreover, the detachment gas cylinder is installed on the inside of the box body through the detachment gas cylinder bracket.

Moreover, the temperature-sensing bracket assembly is connected with the automatic starting cable and connected with the automatic starting end of the mechanically driven decompression device through the starting sleeve and the pulley elbow; the manual starting box assembly is connected with the manual starting cable and passes through the pulley bend The head and the starting sleeve are connected with the manual starting end of the mechanically driven decompression device; the gas shut-off valve is connected with the release gas cylinder through the gas shut-off cable and through the starting sleeve and the pulley elbow.

Moreover, the starting sleeve is installed on the box body through a threading joint.

Moreover, the air inlet end of the medicament bottle assembly is connected to the decompression output end of the mechanically driven decompression device through the output joint and the connecting hose, and the output end of the medicament bottle assembly is connected to the fire extinguishing agent delivery port through the one-way valve. tubes are connected.

Moreover, the tap water pipe network is connected to the atomizing nozzle through a filter device, a waterway switch, a one-way valve, a waterway elbow, a waterway tee and a fire extinguishing pipe network.

Moreover, the number of the atomizing nozzles is at most 18.

Moreover, the box body, the driving gas cylinder assembly, the mechanically driven decompression device, the medicine bottle assembly, the electric control box and the release gas cylinder are all made of anti-corrosion materials.

Advantage and positive effect of the present utility model are:

1. The fire extinguishing device is activated mainly by mechanical drive and supplemented by electrical linkage, which can quickly extinguish the flame of the oil pan and smoke exhaust system, and its working performance is stable and reliable.

2. The atomizing nozzles of this extinguishing device can be set up to 18, which can protect the kitchen equipment with a length of 10 meters.

3. The fire extinguishing device automatically switches to tap water to cool down the temperature after the fire is extinguished by the chemical agent, and the spraying time of the cooling water can be automatically controlled according to the control box, and there is no need for manual operation to turn off the cooling water.

4. The fire extinguishing device has a gas shut-off function, which can cut off the gas at the same time when the fire extinguishing device is started, and cut off the heat source at the fire location in the shortest time, which can effectively prevent re-ignition.

5. The fire extinguishing device is equipped with a micro switch, which can effectively cut off the fan, send out sound and light alarms, and transmit fire instructions to the central control room.

6. The fire extinguishing device is equipped with a backup power supply, which can guarantee 24-hour normal operation in case of power failure, making the performance more stable and reliable.

7. The fire extinguishing device is equipped with an audible and visual alarm display panel on the surface of the casing, which can send out an audible and visual alarm in time when a fire occurs.

8. The fire extinguishing device is all made of anti-corrosion materials, which is durable in the harsh environment of the kitchen.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the installation structure of the mechanically driven decompression device;

In the figure, 1-drive cylinder assembly, 2-box body, 3-tension spring wrench, 4-tension spring, 5-backup power supply, 6-electric control box, 7-support sleeve, 8-medicine bottle assembly , 9-first connecting hose, 10-mechanical drive decompression device (10), 11-pulley elbow, 12-hand start box assembly, 13-temperature sensing bracket assembly, 14-atomizing nozzle, 15- Output connector, 16-one-way valve, 17-electromagnetic water flow valve, 18-filter device, 19-waterway switch, 20-waterway tee, 21-waterway elbow, 22-starting sleeve, 23-release cylinder, 24- Release gas cylinder bracket, 25-threading pipe joint, 26-automatic start cable, 27-manual start cable, 28-gas shut-off cable, 29-fire extinguishing pipe network, 30-fire extinguishing agent delivery pipe, 31-water pipe network , 32-gas shut-off valve, 33-power cord, 34-second connecting hose.

Detailed ways

Below in conjunction with accompanying drawing, the utility model embodiment is described in further detail:

A new type of fire extinguishing device for kitchen equipment, as shown in Figure 1 and Figure 2, consists of a drive cylinder assembly (1), a box body (2), an extension spring wrench (3), an extension spring (4), a backup power supply (5 ), electric control box (6), support sleeve (7), two drug bottle assemblies (8), first connecting hose (9), mechanically driven decompression device (10), pulley elbow (11) , Hand start box assembly (12), temperature sensing bracket assembly (13), atomizing nozzle (14), output connector (15), one-way valve (16), electromagnetic water flow valve (17), filter device (18 ), waterway switch (19), waterway tee (20), waterway elbow (21), start sleeve (22), release air cylinder (23), release air cylinder support (24), threading pipe joint (25), automatic Starting cable (26), manual starting cable (27), gas shut-off cable (28), fire extinguishing pipe network (29), fire extinguishing agent delivery pipe (30), tap water pipe network (31), gas shut-off valve (32), power cord (33), the second connecting hose (34) form. The specific connection relationship of each component is as follows:

The driving cylinder assembly (1) is screwed on the lower end of the mechanically driven decompression device (10), and the mechanically driven decompression device (10) is fixed on the inner wall of the box body (2) through the support sleeve (7), and pulled Spring wrench (3), standby power supply (5), electric control box (6), relief gas cylinder support (24) are all installed on the inwall of casing (2), and threading pipe joint (25) is fixedly installed in casing (2) ) upper end, one end of the extension spring (4) is connected with the extension spring wrench (3), and the other end of the extension spring (4) is connected with the automatic starting end of the mechanically driven decompression device (10). The relief gas cylinder (23) is fixed on the relief cylinder support (24), its air intake end is connected with the high-pressure output end of the mechanically driven decompression device (10) through a flexible pipe, and the other end is fixed with a gas shut-off steel cable (28), which is worn through Pass through the threading pipe joint (25) and connect with the starting end of the gas shut-off valve (32).

Two medicament bottle assemblies (8) are connected together through the second connecting hose (34), and the inlet end of one medicament bottle assembly (8) is connected to the machine through the output joint (15), the first connecting hose (9) The decompression output ends of the driving decompression device (10) are connected, and the output ends of the two medicament bottle assemblies (8) are connected with the fire extinguishing agent delivery pipe (30) through a one-way valve, and are connected through the waterway tee (20), The waterway elbow (21) communicates with the fire extinguishing pipe network (29), and the terminal of the fire extinguishing pipe network (29) is connected with an atomizing nozzle (14). The temperature-sensing support assembly (13) is connected with the automatic starting cable (26) and connected with the automatic starting end of the mechanically driven decompression device (10) through the starting sleeve (22) and the pulley elbow (11). The hand start box assembly (12) is connected with the hand start cable (27) and is connected with the manual start end of the mechanically driven decompression device (10) through the pulley elbow (11) and the start sleeve (22), and the start sleeve ( 22) It is fixed on the box body (2) through the threading pipe joint (25). The electric control box (6) is connected with the backup power supply (5), and is connected with the mechanically driven decompression device (10) microswitch at the same time, and is connected with the external power socket through the power cord (33). The signal end of the electromagnetic water flow valve (17) is connected with the electric control box (6), and is connected with the filter device (18), the waterway switch (19), the one-way valve (16), the waterway elbow ( 21), the waterway tee (20) and the fire extinguishing pipe network (29) are connected, and the electric control box is also connected with the sound and light alarm display panel arranged on the box body (2) for realizing the sound and light alarm function.

The working principle of the utility model is as follows:

When a fire occurs in the kitchen equipment, there are three ways to start the special fire extinguishing device for the kitchen equipment: automatic start, manual start, and mechanical emergency start. Automatic start means that the temperature-sensitive fusible mechanism reaches the set temperature and is fused by the flame, and is transmitted to the mechanical drive decompression device through the automatic start cable, and the extension spring wrench receives the start signal of the mechanical drive decompression device through the extension spring to start the mechanical drive The decompression device opens the driving gas cylinder assembly to release high-pressure nitrogen, and at the same time presses down the micro switch to send an electrical signal, starts the electric control box, sends out an audible and visual alarm, and simultaneously opens the electromagnetic water flow valve; after the driving gas cylinder assembly is opened, the high-pressure Nitrogen is divided into two paths: one path of high-pressure nitrogen pushes the release gas cylinder through the high-pressure connector, pulls the start cable to close the gas valve; the other path of high-pressure nitrogen passes through the mechanically driven decompression device, and the decompression part enters the medicament through the first connecting hose and the second connecting hose bottle assembly, the fire extinguishing agent in the container is sprayed on the fire area through the fire extinguishing agent delivery pipeline and atomized nozzle to extinguish the fire. Through the electromagnetic water flow valve and the fire extinguishing agent pipe network, it is sprayed on the fire area through the atomizing nozzle for cooling treatment. After the cooling water is sprayed for 5 minutes, the electric control box cuts off the power supply and the electromagnetic water flow valve closes.

Manual start means that when the flame is very small, the temperature-sensitive fusible mechanism does not move, or the temperature-sensitive fusible mechanism fails, the manual start box is used to open the mechanically driven decompression device through the manual start cable. The next action flow is automatically started.

Mechanical emergency start refers to the operation performed when the fire extinguishing device cannot be activated automatically or manually in the event of a fire. Open the door of the box, find the mechanically driven decompression device, operate according to the operation instructions, and manually start the mechanically driven decompression device. , the next action flow is automatically started.

It should be emphasized that the embodiments described in the utility model are illustrative rather than restrictive, so the utility model includes but not limited to the embodiments described in the specific implementation, and those skilled in the art according to the utility model Other implementations derived from the new technical solution also belong to the scope of protection of the utility model.

Claims (10)

1. A new type of kitchen equipment fire extinguishing device, comprising a box body, characterized in that: a drive gas cylinder assembly, a mechanically driven decompression device, two medicament bottle assemblies, an electric control box and a relief gas cylinder are arranged in the box body, The driving gas cylinder assembly is screwed tightly on the lower end of the mechanically driven decompression device, the automatic starting end of the mechanically driven decompressor is connected with a tension spring, and the other end of the tension spring is connected with the tension spring wrench installed on the inner wall of the case The automatic starting end of the mechanically driven decompression device is connected with the temperature-sensitive support assembly, and the manual starting end of the mechanically driven decompression device is connected with the manual starting box assembly; the air inlet end of the release gas cylinder is connected with the mechanically driven decompression The high-pressure output end of the device is connected, and the other end of the release gas cylinder is connected to the starting end of the gas shut-off valve; the inlet end of a medicament bottle assembly is connected to the decompression output end of the mechanically driven decompression device, and the medicament bottle assembly Connected together by connecting hoses, the output ends of the two chemical bottle assemblies are connected to the fire extinguishing agent delivery pipe, and the fire extinguishing agent delivery pipe is connected to the fire extinguishing pipe network through the waterway tee, and the terminal of the fire extinguishing pipe network is connected with an atomizer The nozzle; the waterway tee is also connected to the tap water network through the electromagnetic water flow valve; the electric control box is respectively connected to the micro switch of the mechanically driven decompression device, the signal end of the electromagnetic water flow valve and the external power socket. 2. The new kitchen equipment fire extinguishing device according to claim 1, characterized in that: a backup power supply is also provided in the box body, and the backup power supply is connected with the electric control box. 3. The new kitchen equipment fire extinguishing device according to claim 1, characterized in that: an audible and visual alarm display panel connected with the electric control box is provided outside the box. 4. The novel kitchen equipment fire extinguishing device according to claim 1, 2 or 3, characterized in that: the release air cylinder is installed on the inner side of the box through the release air cylinder bracket. 5. The novel fire extinguishing device for kitchen equipment according to claim 1, 2 or 3, characterized in that: the temperature-sensing support assembly is connected with an automatic starting cable and is connected with a mechanically driven decompression device through a starting sleeve and a pulley elbow. The automatic starting end of the manual starting box assembly is connected with the manual starting cable and is connected with the manual starting end of the mechanically driven decompression device through the pulley elbow and the starting sleeve; the gas shut-off valve passes through the gas shut-off steel The rope is connected with the release gas cylinder through the starting sleeve and the pulley elbow. 6. The novel kitchen equipment fire extinguishing device according to claim 5, characterized in that: the starting sleeve is installed on the box body through a threading joint. 7. The new kitchen equipment fire extinguishing device according to claim 1, 2 or 3, characterized in that: the decompression output end of the mechanically driven decompression device is connected to a medicine bottle assembly through a connecting hose and an output joint , the output ends of the two medicament bottle assemblies are connected with the fire extinguishing agent delivery pipe through a one-way valve. 8. The novel kitchen equipment fire extinguishing device according to claim 1, 2 or 3, characterized in that: the tap water pipe network passes through a filter device, a waterway switch, a one-way valve, a waterway elbow, a waterway tee and a fire extinguishing pipe network Connect with atomizing nozzle. 9. The novel kitchen equipment fire extinguishing device according to claim 1, 2 or 3, characterized in that: the number of the atomizing nozzles is at most 18. 10. A fire extinguishing device for kitchen equipment according to claim 1, 2 or 3, characterized in that: the box body, the driving gas cylinder assembly, the mechanically driven decompression device, the medicine bottle assembly, the electric control box and the The relief gas cylinders are all made of anti-corrosion materials.