Fire extinguishing agent testing device

Abstract

The utility model relates to a fire extinguishing agent testing device, which belongs to the technical field of fire extinguishing agent performance testing devices and comprises a detection box, a gaseous fire extinguishing agent storage tank and a liquid fire extinguishing agent storage tank, combustible materials are contained in the detection box, and a gas-liquid inlet hole is formed in the box wall of the detection box; a gas outlet hole is formed in the gas extinguishing agent storage tank; the liquid fire extinguishing agent storage tank is provided with a liquid driving inlet hole and a gas-liquid outlet hole, the liquid driving inlet hole is communicated with the gas outlet hole through a first gas pipe, the gas-liquid outlet hole is communicated with a gas-liquid pipe, and the gas-liquid pipe penetrates through the gas-liquid inlet hole and extends into the detection box. According to the utility model, combustible materials are placed in the detection box to simulate the flame condition of a fire, and then a gas fire extinguishing agent in the gas fire extinguishing agent storage tank is used for driving a liquid fire extinguishing agent in the liquid fire extinguishing agent storage tank to be synchronously introduced into the detection box, so that the gas-liquid two-phase fire extinguishing agent can be used for extinguishing the fire in a combustion area; and the inhibition effects of the gas-liquid two-phase fire extinguishing agents with different proportions on fire disasters are tested.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire extinguishing agent performance testing device technical field, especially in kind of fire extinguishing agent testing device. BACKGROUND

[0002] Fire accidents occur frequently, and traditional single fire extinguishing agent is often difficult to effectively deal with different types of fires, especially in complex environments, the limitations of single fire extinguishing agent are more obvious, such as lithium battery energy storage power station fire, oil fire and so on, these fires have the characteristics of easy diffusion and easy explosion, which puts forward higher requirements for the performance of fire extinguishing agent; at the same time, single fire extinguishing agent often has low extinguishing efficiency and limited application range when facing complex fire conditions, such as pure water fine water mist fire extinguishing mainly relying on physical action, its effect and application range are limited.

[0003] Based on the above problems, mixed gas-liquid-solid fire extinguishing agent emerges as the times require. Since the mixed gas-liquid-solid fire extinguishing agent is matched with multiple fire extinguishing agents, it can greatly improve the extinguishing efficiency and extinguishing effect. However, at present, there is a lack of comprehensive test platform, which cannot effectively evaluate the extinguishing performance of gas-liquid-solid mixed fire extinguishing agents with different proportions, and cannot obtain mixed gas-liquid-solid fire extinguishing agents with good extinguishing performance and low preparation cost.

[0004] Therefore, how to design a mixed gas-liquid-solid fire extinguishing agent testing device with simple structure, flexible operation and high measurement accuracy is a problem that needs to be solved by those skilled in the art. INVENTION CONTENTS

[0005] The utility model provides a kind of fire extinguishing agent testing device, solve the technical problem of lack of gas-liquid-solid mixed fire extinguishing agent test platform at present.

[0006] The technical scheme for solving the above technical problems of the utility model is as follows: a kind of fire extinguishing agent testing device, comprising: detection box, gas fire extinguishing agent storage tank and liquid fire extinguishing agent storage tank,

[0007] The inside of the detection box is filled with combustible (the combustible can be stacked battery and heating rod) and the box wall is provided with gas-liquid inlet hole; The gas fire extinguishing agent storage tank is provided with gas outlet; The liquid fire extinguishing agent storage tank is provided with liquid inlet hole and gas-liquid outlet hole, the liquid inlet hole is communicated with the gas outlet by first gas pipe, and the gas-liquid outlet hole is communicated with gas-liquid pipe, the gas-liquid pipe penetrates the gas-liquid inlet hole and extends into the detection box to inject gas-liquid two-phase fire extinguishing agent into the detection box.

[0008] The utility model discloses beneficial effect is: first utilize the combustible (the heating battery of the heating rod of stacking) of detection box inside the placement, simulate the fire flame condition (the overheat uncontrolled ignition condition of battery), and then utilize the gas fire extinguishing agent of gas fire extinguishing agent storage tank inside the liquid fire extinguishing agent of liquid fire extinguishing agent storage tank, synchronous into detection box, can use gas-liquid two-phase fire extinguishing agent (gas fire extinguishing agent and liquid fire extinguishing agent mix), carry out fire extinguishing to the fire in combustion area, test the inhibition effect of different proportion of gas-liquid two-phase fire extinguishing agent to fire.

[0009] On the basis of the above technical scheme, the utility model still can make following improvement.

[0010] Further, it further includes powder fire extinguishing agent storage tank, the box wall of detection box is equipped with gas powder inlet hole;The powder fire extinguishing agent storage tank is equipped with drive powder inlet hole and gas powder outlet hole, and the drive powder inlet hole is communicated with the first gas pipe through the second gas pipe, and the gas powder outlet hole is communicated with the gas powder pipe, and the gas powder pipe passes through the gas powder inlet hole and extends into the detection box to inject the gas-solid two-phase fire extinguishing agent into the detection box.

[0011] The further beneficial effect of the above is: the first gas pipe is communicated with the powder fire extinguishing agent storage tank by the second gas pipe, the gas fire extinguishing agent in the gas fire extinguishing agent storage tank can be used to drive the powder fire extinguishing agent in the powder fire extinguishing agent storage tank, and the gas-liquid two-phase fire extinguishing agent is used in the detection box, the gas-powder two-phase fire extinguishing agent (gas fire extinguishing agent and powder fire extinguishing agent are mixed) is used, the fire in the combustion area is extinguished, and the inhibition effect of different proportion of gas-solid two-phase fire extinguishing agent and different proportion of gas-liquid two-phase fire extinguishing agent to fire is tested.

[0012] Further, it further includes drive liquid pressure tank and drive powder pressure tank, the drive liquid pressure tank is fixed and communicated on the first gas pipe between the gas fire extinguishing agent storage tank and the liquid fire extinguishing agent storage tank;The drive powder pressure tank is fixed and communicated on the second gas pipe between the first gas pipe and the powder fire extinguishing agent storage tank.

[0013] The further beneficial effect of the above is:

[0014] 1. the first gas pipe between the gas fire extinguishing agent storage tank and the liquid fire extinguishing agent storage tank is fixed and communicated by the drive liquid pressure tank, the gas pressure in the drive liquid pressure tank can be used to drive the liquid fire extinguishing agent in the liquid fire extinguishing agent storage tank, and the liquid fire extinguishing agent is simultaneously introduced into the detection box;At the same time, the second gas pipe between the first gas pipe and the powder fire extinguishing agent storage tank is fixed and communicated by the drive powder pressure tank, the gas pressure in the drive powder pressure tank can be used to drive the powder fire extinguishing agent in the powder fire extinguishing agent storage tank, and the powder fire extinguishing agent is simultaneously introduced into the detection box, and the gas-liquid two-phase fire extinguishing agent of different proportion and the gas-solid two-phase fire extinguishing agent of different proportion are simultaneously introduced into the detection box.

[0015] 2. The pressure in the liquid driving pressure tank and powder driving pressure tank can be regulated, the liquid fire extinguishing agent output in the liquid fire extinguishing agent storage tank and the powder fire extinguishing agent output in the powder fire extinguishing agent storage tank can be accurately regulated, the gas-liquid two-phase fire extinguishing agent and the gas-solid two-phase fire extinguishing agent can be accurately proportioned, and the fire extinguishing effect of different proportioned fire extinguishing agents can be tested.

[0016] Further, the gas-liquid spray gun is fixed and communicated at the extension end of the gas-liquid pipe extending into the detection box, and the gas-powder spray gun is fixed and communicated at the extension end of the gas-powder pipe extending into the detection box.

[0017] The above further beneficial effect is that the gas-liquid two-phase fire extinguishing agent and the gas-powder two-phase fire extinguishing agent can be sprayed into the flame in the detection box, and the fire extinguishing effect of the gas-liquid-solid three-phase fire extinguishing agent can be more truly detected.

[0018] Further, the first valve, the second valve, the third valve, the fourth valve and the fifth valve are arranged, the first valve is arranged on the first gas pipe between the gas fire extinguishing agent storage tank and the liquid driving pressure tank, the second valve is arranged on the first gas pipe between the liquid driving pressure tank and the first valve, the third valve is arranged on the second gas pipe between the powder driving pressure tank and the first gas pipe, the fourth valve is arranged on the first gas pipe between the liquid driving pressure tank and the liquid fire extinguishing agent storage tank, and the fifth valve is arranged on the second gas pipe between the powder driving pressure tank and the powder fire extinguishing agent storage tank.

[0019] Further, the temperature sensor is fixed on the inner tank wall of the detection box.

[0020] The above further beneficial effect is that the temperature in the detection box can be detected in real time, and the inhibition of the gas-liquid-solid three-phase fire extinguishing agent on the fire in the detection box can be known.

[0021] Further, the observation hole is arranged on the tank wall of the detection box.

[0022] The above further beneficial effect is that the observation hole arranged on the tank wall of the detection box can be used to directly and visually observe the fire extinguishing effect in the detection box. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 FIG. 1 is a structural schematic view of the fire extinguishing agent testing device.

[0024] In the drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Detection box; 2. Gas extinguishing agent storage tank; 3. Liquid extinguishing agent storage tank; 4. First gas pipe; 5. Gas-liquid pipe; 6. Powder extinguishing agent storage tank; 7. Second gas pipe; 8. Gas-powder pipe; 9. Liquid displacement pressure tank; 10. Powder displacement pressure tank; 11. First valve; 12. Second valve; 13. Third valve; 14. Fourth valve; 15. Fifth valve. Detailed Implementation

[0026] The principles and features of this utility model are described below with reference to the accompanying drawings. The examples given are only for explaining this utility model and are not intended to limit the scope of this utility model.

[0027] like Figure 1 As shown, a fire extinguishing agent testing device includes: a testing chamber 1, a gaseous fire extinguishing agent storage tank 2, and a liquid fire extinguishing agent storage tank 3.

[0028] The inside of the detection box 1 contains combustibles and its wall is provided with a gas-liquid inlet; the gas extinguishing agent storage tank 2 is provided with a gas outlet; the liquid extinguishing agent storage tank 3 is provided with a liquid inlet and a gas-liquid outlet. The liquid inlet is connected to the gas outlet through the first gas pipe 4. The gas-liquid outlet is connected to a gas-liquid pipe 5. The gas-liquid pipe 5 passes through the gas-liquid inlet and extends into the detection box 1 to inject a gas-liquid two-phase extinguishing agent into the detection box 1.

[0029] In some specific embodiments, a powder extinguishing agent storage tank 6 may also be included, and the test box 1 has a powder inlet on its wall; the powder extinguishing agent storage tank 6 has a powder driving inlet and a powder outlet, the powder driving inlet is connected to the first air pipe 4 through the second air pipe 7, and the powder outlet is connected to a powder pipe 8, which passes through the powder inlet and extends into the test box 1 to inject a gas-solid two-phase extinguishing agent into the test box 1.

[0030] In some specific embodiments, a liquid-repellent pressure tank 9 and a powder-repellent pressure tank 10 may also be included. The liquid-repellent pressure tank 9 is fixed and connected to the first gas pipe 4 between the gaseous extinguishing agent storage tank 2 and the liquid extinguishing agent storage tank 3. The powder-repellent pressure tank 10 is fixed and connected to the second gas pipe 7 between the first gas pipe 4 and the powder extinguishing agent storage tank 6.

[0031] In some specific embodiments, a gas-liquid spray gun and a gas-powder spray gun may also be included, with the gas-liquid spray gun fixed and connected to the insertion end of the gas-liquid pipe 5 extending into the detection box 1; and the gas-powder spray gun fixed and connected to the insertion end of the gas-powder pipe 8 extending into the detection box 1.

[0032] In some embodiments, the first valve 11, the second valve 12, the third valve 13, the fourth valve 14 and the fifth valve 15 can also be included, the first valve 11 is installed on the first gas pipe 4 between the gas fire extinguishing agent storage tank 2 and the liquid driving pressure tank 9; the second valve 12 is installed on the first gas pipe 4 between the liquid driving pressure tank 9 and the first valve 11; the third valve 13 is installed on the second gas pipe 7 between the powder driving pressure tank 10 and the first gas pipe 4; the fourth valve 14 is installed on the first gas pipe 4 between the liquid driving pressure tank 9 and the liquid fire extinguishing agent storage tank 3; the fifth valve 15 is installed on the second gas pipe 7 between the powder driving pressure tank 10 and the powder fire extinguishing agent storage tank 6.

[0033] In some embodiments, the temperature sensor can also be included, and the temperature sensor is fixed on the inner tank wall of the detection tank 1.

[0034] In some embodiments, the observation hole can be arranged on the tank wall of the detection tank 1.

[0035] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made in the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A fire extinguishant testing apparatus characterized by, It comprises: a detection box (1) which is filled with combustible material and has gas-liquid inlet holes on its wall; a gas extinguishing agent storage tank (2) which has gas outlet holes; a liquid extinguishing agent storage tank (3) which has liquid driving inlet holes and gas-liquid outlet holes, the liquid driving inlet holes are communicated with the gas outlet holes through the first gas pipe (4), and the gas-liquid outlet holes are communicated with the gas-liquid pipe (5) which extends into the detection box (1) to inject gas-liquid two-phase extinguishing agent into the detection box (1).

2. A fire extinguishant testing apparatus according to claim 1, wherein It also comprises a powder extinguishing agent storage tank (6), the wall of the detection box (1) is provided with gas-powder inlet holes; the powder extinguishing agent storage tank (6) is provided with powder driving inlet holes and gas-powder outlet holes, the powder driving inlet holes are communicated with the first gas pipe (4) through the second gas pipe (7), and the gas-powder outlet holes are communicated with the gas-powder pipe (8) which extends into the detection box (1) to inject gas-solid two-phase extinguishing agent into the detection box (1).

3. A fire extinguishant testing apparatus according to claim 2, wherein It also comprises a liquid driving pressure tank (9) and a powder driving pressure tank (10), the liquid driving pressure tank (9) is fixed and communicated on the first gas pipe (4) between the gas extinguishing agent storage tank (2) and the liquid extinguishing agent storage tank (3); the powder driving pressure tank (10) is fixed and communicated on the second gas pipe (7) between the first gas pipe (4) and the powder extinguishing agent storage tank (6).

4. A fire extinguishant testing apparatus according to claim 3, wherein It also comprises a gas-liquid spray gun and a gas-powder spray gun, the gas-liquid spray gun is fixed and communicated at the extending end of the gas-liquid pipe (5) which extends into the detection box (1); the gas-powder spray gun is fixed and communicated at the extending end of the gas-powder pipe (8) which extends into the detection box (1).

5. A fire extinguishant testing apparatus according to claim 3, wherein It also comprises a first valve (11), a second valve (12), a third valve (13), a fourth valve (14) and a fifth valve (15), the first valve (11) is installed on the first gas pipe (4) between the gas extinguishing agent storage tank (2) and the liquid driving pressure tank (9); the second valve (12) is installed on the first gas pipe (4) between the liquid driving pressure tank (9) and the first valve (11); the third valve (13) is installed on the second gas pipe (7) between the powder driving pressure tank (10) and the first gas pipe (4); the fourth valve (14) is installed on the first gas pipe (4) between the liquid driving pressure tank (9) and the liquid extinguishing agent storage tank (3); the fifth valve (15) is installed on the second gas pipe (7) between the powder driving pressure tank (10) and the powder extinguishing agent storage tank (6).

6. The fire extinguishant testing apparatus of claim 1, wherein It also comprises a temperature sensor which is fixed on the inner wall of the detection box (1).

7. The fire extinguishant testing apparatus of claim 1, wherein The wall of the detection box (1) is provided with an observation hole.

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