CN217845960U - Foam extinguishing agent liquid separation time measuring system - Google Patents

Abstract

The utility model discloses a foam extinguishing agent liquid separating time measurement system aims at realizing the survey of foam extinguishing agent liquid separating time under the different temperatures. Therefore, the embodiment of the utility model provides a foam extinguishing agent time of bleeding survey system, including foam collection tank, circulation water bath, liquid collection tank, electron balance and time-recorder, be formed with hollow water bath intermediate layer in the lateral wall of foam collection tank, the water inlet of circulation water bath with the interbedded delivery port of water bath is linked together, the delivery port with the interbedded water inlet of water bath is linked together, the liquid collection tank sets up the bottom of foam collection tank is placed on the electronic balance, the foam collection tank is used for holding required measuring foam, the liquid collection tank is used for receiving the foam to separate out the liquid that produces behind the liquid, the electronic balance is used for weighing the liquid mass who separates out, the time-recorder is used for the timing of target mass time of bleeding.

Description

Foam extinguishing agent liquid separation time measuring system

Technical Field

The utility model belongs to the technical field of the fire foam performance detects, especially, relate to a fire foam bleeding time measurement system.

Background

The foam extinguishing agent is widely applied to extinguishing oil type fire in the fire-fighting industry, and the indexes of the foam extinguishing agent, such as fire extinguishing performance, foaming times, bleeding time and the like, are directly related to the performance of the foam extinguishing agent. The foam expansion times can be obtained by volume measurement, the liquid separation time refers to the time from the generation of foam with certain quality to the separation of foam mixed liquid, the liquid separation time of the foam extinguishing agent is different at different temperatures, but in the aspect of measuring the liquid separation time of the foam extinguishing agent in China at present, no device capable of measuring the liquid separation of the foam extinguishing agent at different temperatures exists.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a foam extinguishing agent gassing time survey system, aims at realizing the survey of foam extinguishing agent gassing time under the different temperatures.

Therefore, the foam extinguishing agent liquid separation time measuring system provided by the embodiment of the utility model comprises a foam collecting tank, a circulating water bath kettle, a liquid collecting tank, an electronic balance and a timer;

a hollow water bath interlayer is formed in the side wall of the foam collecting tank, a water inlet of the circulating water bath kettle is communicated with a water outlet of the water bath interlayer, a water outlet of the circulating water bath kettle is communicated with a water inlet of the water bath interlayer, and the liquid collecting tank is arranged at the bottom of the foam collecting tank and is placed on the electronic balance;

the foam collecting tank is used for containing foam to be measured, the liquid collecting tank is used for receiving liquid generated after foam is separated out, the electronic balance is used for weighing the separated liquid mass, and the timer is used for timing the target mass separation time.

Specifically, the outer wall of the foam collecting tank is provided with volume scale marks.

Specifically, the foam collecting tank is fixed on a support frame, and the height of the support frame is adjustable.

Specifically, the temperature of the circulating water bath kettle can be adjusted, and the temperature of the circulating water in the circulating water bath kettle is displayed through a digital display screen.

Specifically, the bottom of the foam collecting tank is provided with a liquid separating port, and the center of the liquid separating port is aligned with the center of the liquid collecting tank.

Specifically, a foam filter screen is arranged at the liquid separation port.

Specifically, the pore diameter of the foam filter screen is 0.1-0.2mm.

Specifically, the precision of the electronic balance is 0.001g.

Compared with the prior art, the utility model discloses at least one embodiment has following beneficial effect:

1) The foam collecting tank is designed into a sandwich structure, and a water bath interlayer of the foam collecting tank is externally connected with the circulating water bath kettle, so that the temperature in the foam collecting tank changes along with the temperature of the water bath kettle, and the measurement of the foam extinguishing agent liquid separation time at different temperatures can be realized by changing the temperature of circulating water in the circulating water bath kettle.

2) Compared with the existing liquid separation measuring method, the method does not need a complex foam gun, a driving air source device and an auxiliary foam liquid separation time measuring device, and has the advantages of simple device and operation method, convenience and feasibility.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

FIG. 1 is a schematic structural view of a foam extinguishing agent liquid separation time measuring system provided by an embodiment of the present invention;

wherein: 1. a foam collection tank; 2. a support frame; 3. circulating the water bath; 4. a rubber tube; 5. a liquid collection tank; 6. an electronic balance; 7. an industrial personal computer; 8. a foam screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, a foam extinguishing agent liquid separation time measuring system comprises a foam collecting tank 1, a circulating water bath kettle 3, a liquid collecting tank 5, an electronic balance 6 and a timer (not shown in the figure), wherein a hollow water bath interlayer is formed in the side wall of the foam collecting tank 1, a water inlet of the circulating water bath kettle 3 is communicated with a water outlet of the water bath interlayer through a rubber pipe 4, the water outlet is also communicated with a water inlet of the water bath interlayer through the rubber pipe 4, the liquid collecting tank 5 is arranged at the bottom of the foam collecting tank 1 and is placed on the electronic balance 6, the foam collecting tank 1 is used for containing foam to be measured, the liquid collecting tank 5 is used for receiving liquid generated after foam liquid separation, the electronic balance 6 is used for weighing separated liquid mass, and the timer is used for timing target mass liquid separation time.

The working principle of the utility model is as follows: opening the circulating water bath kettle 3, adjusting the required temperature, after the temperature is stable, opening the electronic balance 6, injecting the generated foam to be detected into the foam collecting tank 1, starting timing by the timer, enabling the liquid separated out by the foam to flow down to the liquid collecting tank 5, placing the liquid collecting tank 5 on the electronic balance 6, and weighing the mass of the separated liquid, wherein the time when 25% and 50% of the liquid by mass are present is 25% and 50% of the liquid separating time respectively.

In the embodiment, the foam collecting tank 1 is designed into the sandwich structure, and the water bath sandwich layer of the foam collecting tank 1 is externally connected with the circulating water bath kettle 3, so that the temperature in the foam collecting tank 1 changes along with the temperature of the water bath kettle, and the foam extinguishing agent liquid separation time can be measured at different temperatures by changing the temperature of circulating water in the circulating water bath kettle 3.

In some embodiments, the outer wall of the foam collecting tank 1 may further be provided with volume scale lines, and the volume scale lines are arranged to facilitate obtaining of the foaming times of the foam according to the volume of the foam, so that the testing accuracy of the foaming times and the liquid separation time of the foam extinguishing agent can be effectively improved.

Referring to fig. 1, it can be understood that, in practical design, the foam collecting tank 1 is fixed on the support frame 2, and the support frame 2 comprises a frame for supporting the foam collecting tank 1, a support rod perpendicular to the frame for supporting the frame, a fixing clamp fixed on the support rod and capable of being adjusted up and down, and a bottom plate fixedly and perpendicularly connected with the support rod, wherein the fixing clamp is used for clamping and fixing the foam collecting tank 1. In this embodiment, the height-adjustable of support frame 2 to can adapt to not the fixed of co-altitude foam collecting tank 1, the equipment commonality is good.

Specifically, a temperature probe (not shown in the figure) for detecting the water temperature is arranged in the circulating water bath 3, the temperature probe can feed the detection result back to the circulating water bath 3 for heating control, the temperature of the circulating water bath 3 is adjusted, and the temperature of the circulating water in the circulating water bath 3 is displayed through a digital display screen. In addition, when the upper end portion of the foam receiving tank is designed to be cylindrical and the lower end portion is designed to be funnel-shaped, the collection of foam and the eluate is facilitated.

Referring to fig. 1, in other embodiments, a liquid outlet is formed in the bottom of the foam collecting tank 1, the center of the liquid outlet is aligned with the center of the liquid collecting tank 5, a foam screen 8 is arranged at the liquid outlet, the pore size of the foam screen 8 is 0.1-0.2mm, and the foam screen 8 is designed to prevent foam from directly entering the liquid collecting tank 5 to affect the accuracy of the test.

It can be understood that, in practical application, the timer is integrated in the industrial personal computer 7, the electronic balance 6 is connected with the industrial personal computer 7 through a data line, the industrial personal computer 7 is used for calculating and transmitting data and controlling the on-off of the timer, the data calculation is specific to the liquid mass collected by the liquid collection tank 5, the data mass is obtained through the electronic balance 6, a target value is calculated through analog-to-digital conversion, the data transmission is specific to the data transmission between the timer and the sensor, the industrial personal computer 7 controls the off of the timer balance, when the electronic balance 6 reaches the target value, the data is transmitted to the industrial personal computer 7, the industrial personal computer 7 controls the timer to stop timing, the time is displayed on the operation screen in real time, and the time is the measured foam liquid separation time.

During the experiment, the percentage of the foam mass to be measured is selected through the operation screen of the industrial personal computer 7, corresponding target mass calculation is carried out through options of the operation screen, the foam mass option comprises two options of 25% foam liquid separating time and 50% foam liquid separating time, a flow guide pipe switch (not shown in the figure) on a liquid separating port at the bottom of the foam collecting tank 1 is freely selected according to actual conditions, a timer starts to time at the same time, at the moment, liquid separated out by foam flows down to the liquid collecting tank 5, the electronic balance 6 records the liquid mass collected in the liquid collecting tank 5 in real time, when the liquid separated out by foam reaches the target mass, the industrial personal computer 7 controls the timer to stop timing, and the recorded time is displayed through the operation screen to obtain the target foam liquid separating time.

Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are many and cannot be exhaustive, the present invention discloses some numerical values to exemplify the technical solutions of the present invention, and the above-mentioned enumerated numerical values should not be construed as limiting the scope of the present invention.

Meanwhile, if the utility model discloses a disclose or related to mutually fixed connection's spare part or structure, then, except otherwise stated, fixed connection can be understood as: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated. The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

The above examples are only examples for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it necessary or exhaustive for all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims (9)

1. A foam extinguishing agent liquid separation time measuring system is characterized in that: comprises a foam collecting tank (1), a circulating water bath kettle (3), a liquid collecting tank (5), an electronic balance (6) and a timer;

a hollow water bath interlayer is formed in the side wall of the foam collecting tank (1), a water inlet of the circulating water bath pot (3) is communicated with a water outlet of the water bath interlayer, a water outlet of the circulating water bath pot is communicated with a water inlet of the water bath interlayer, and the liquid collecting tank (5) is arranged at the bottom of the foam collecting tank (1) and is placed on the electronic balance (6);

the foam collecting tank (1) is used for containing foam to be measured, the liquid collecting tank (5) is used for receiving liquid generated after foam is separated out, the electronic balance (6) is used for weighing the mass of separated liquid, and the timer is used for timing the separation time of target mass.

2. The foam fire suppressant gassing time measurement system of claim 1 wherein: the outer wall of the foam collecting tank (1) is provided with volume scale marks.

3. The foam fire suppressant gassing time measurement system of claim 1 wherein: the foam collecting tank (1) is fixed on the support frame (2), and the height of the support frame (2) is adjustable.

4. The foam fire suppressant bleeding time determining system according to claim 1, characterized in that: the temperature of the circulating water bath kettle (3) is adjustable, and the temperature of circulating water in the circulating water bath kettle (3) is displayed through a digital display screen.

5. The foam fire suppressant gassing time measurement system of claim 1 wherein: the bottom of the foam collecting tank (1) is provided with a liquid separating port, and the center of the liquid separating port is aligned with the center of the liquid collecting tank (5).

6. The foam fire suppressant gassing time measurement system of claim 5 wherein: and a foam filter screen (8) is arranged at the liquid separation port.

7. The foam fire suppressant gassing time measurement system of claim 6 wherein: the aperture of the foam filter screen (8) is 0.1-0.2mm.

8. The foam fire suppressant bleeding time determining system according to claim 1, characterized in that: the precision of the electronic balance (6) is 0.001g.

9. The foam fire suppressant bleeding time determining system according to claim 1, characterized in that: the upper part of the foam collecting tank (1) is cylindrical, and the lower part of the foam collecting tank is funnel-shaped.

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