CN201681030U - Detecting device for low-expansion foam extinguishing agent on the spot - Google Patents
Detecting device for low-expansion foam extinguishing agent on the spot Download PDFInfo
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- CN201681030U CN201681030U CN2010201013595U CN201020101359U CN201681030U CN 201681030 U CN201681030 U CN 201681030U CN 2010201013595 U CN2010201013595 U CN 2010201013595U CN 201020101359 U CN201020101359 U CN 201020101359U CN 201681030 U CN201681030 U CN 201681030U
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- foam
- receiving tank
- extinguishing agent
- expansion
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Abstract
The utility model relates to a detecting device for a low-expansion foam extinguishing agent on the spot, comprising a foam tank with supporting feet, an iron support stand, a standard foam gun, a drainage measuring apparatus consisting of a foam receiving tank and a drainage receiving tank, a foam expansion measuring apparatus, a table balance, a table balance, a foam baffle with adjustable high-low angle and elevation angle, a stopwatch and a portable air compressor. The detecting device can quickly and accurately determine the foam expansion and 25% of drainage time of various low-expansion foam extinguishing agents on the spot, and also can quickly and accurately determine the pH value of the low-expansion foam extinguishing agents and the film-forming property of the film-forming foam extinguishing agent on the spot by increasing the configuration, therefore, the device can be used for mastering the quality storage state of the low-expansion foam extinguishing agent by the firefighting army and the extinguishing agent user unit. The device has simple operation and convenient carrying and can be used as the regular detecting equipment for the firefighting army and the firefighting supervisory authorities to detect the low-expansion foam extinguishing agent.
Description
Technical field
The utility model belongs to pick-up unit, particularly relates to a kind of low expansion foam fire extinguishing agent on-site detecting device.
Background technology
The low expansion foam fire extinguishing agent is the huge fire extinguishing agent product of a class consumption, be fire brigade and relevant enterprise be used for fire fighting and rescue important fire-fighting equipment.For the mensuration of such fire extinguishing agent product quality, particularly whether stable mensuration has crucial meaning according to GB15308-2006 " fire foam " standard code such interior fire extinguishing agent product quality of storage period.
At present, normally carry out for the detection of low expansion foam fire extinguishing agent quality with sampling observation and on-the-spot range estimation dual mode.But because the restriction of various reasons such as manpower, time, what inspected by random samples can only be minority enterprise, has the omission phenomenon to a certain extent.And on-the-spot range estimation can only be the means such as experience, inquiry and examination data that rely on the testing staff, and the accuracy of testing result and promptness are difficult to guarantee.
Summary of the invention
The utility model is to adopt the quality determining method of on-the-spot range estimation to exist the accuracy of testing result and promptness to be difficult to the technical matters that guarantees and to propose a kind of low expansion foam fire extinguishing agent on-site detecting device in order to solve at present for the low expansion foam fire extinguishing agent.
The utility model is taked following technical scheme for achieving the above object: this low expansion foam fire extinguishing agent field inspection pick-up unit comprises the foam tank that has leg, iron stand, the standard foam rifle, by the foam receiving tank with analyse that the liquid receiving tank constitutes analyse the liquid analyzer, the foam expansion analyzer, counter balance, the foam dam of scalable height and elevation angle angle, stopwatch and portable air compressor, the top of described foam tank is provided with the 1st three-way interface, the 2nd three-way interface and tensimeter, described the 1st three-way interface is connected with draft tube and has the exhausr port of valve, described draft tube is connected with the portable air compressor output interface, described the 2nd three-way interface is connected with the inlet of band valve and horizontal fluid valve, described inlet grafting feed liquor funnel, described fluid valve is connected with the standard foam rifle, and the leakage fluid dram of described foam tank bottom is provided with draining valve and discharging tube; Described iron stand is provided with iron clamp that supports the standard foam rifle and the iron ring that supports the foam receiving tank.
The utility model can also be taked following technical measures:
Described foam tank is arranged with the bearing and the holding screw that acts on leg that is arranged on bearing of three legs of plug-in mounting respectively.
Described bottom of analysing the foam receiving tank of liquid analyzer is provided with catheter, analysing liquid receiving tank top is provided with and analyses the liquid import, receiving under the foam state foam receiving tank and analysing the liquid receiving tank and be threaded, foam receiving tank under the record drainage time state is supported in the iron ring of iron stand, analyse the liquid receiving tank and be held on a side pallet of counter balance, the catheter of foam receiving tank with analyse the liquid receiving tank to analyse the liquid import corresponding.
Dull and stereotyped and both sides and upside rib constitute described foam dam by inversed taper platform shape, and foam dam is supported in the The Cloud Terrace of scalable height tripod, and The Cloud Terrace is provided with the locking mechanism that locks elevation angle angle.
Described low expansion foam fire extinguishing agent device for fast detecting also is provided with beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and splendid attire rubber industry that volume is respectively 100mL, 250mL and the 3L container with solvent oil.
Described foam tank and leg thereof, iron stand, standard foam rifle, be sub-packed in portable package by foam receiving tank and analysing of analysing that the liquid receiving tank constitutes beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and splendid attire rubber industry that liquid analyzer, foam expansion analyzer, counter balance, foam dam, tripod, stopwatch, volume be respectively 100mL, 250mL and 3L with the container of solvent oil and case.
The beneficial effects of the utility model and advantage are: the low expansion foam fire extinguishing agent is the huge fire extinguishing agent product of a class consumption, be fire brigade and relevant enterprise be used for fire fighting and rescue important fire-fighting equipment.Because the condition of storage difference, it is very necessary therefore using on-site rapid detection device to monitor its quality condition at any time in its storage life.Simultaneously, the low-expansion foam extinguishing agent product that surpasses the storage life is carried out on-the-spot quick check judge, then can make the qualified fire extinguishing agent of performance continue to use, play the effect that economizes on resources.In addition, for fire brigade buying fire foam, on-site rapid detection device can be played a great role equally.This device can provide strong technical tool and means for fire supervision administrative authority, vast fire brigade and extinguishing medium reserves business giant, improve the scientific and technological content and the detection efficiency of fire product supervision work, effectively standard and supervision fire extinguishing agent produce market.
This low expansion foam fire extinguishing agent on-site detecting device can also be determined the foam expansion and 25% drainage time of all kinds of low expansion foam fire extinguishing agents at the scene fast exactly, increase configuration can also be at the scene fast and determine the pH value and the film-forming type fire foam filming performances of all kinds of low expansion foam fire extinguishing agents exactly, so this device can be used for the quality state that fire brigade and fire extinguishing agent applying unit are grasped stored low expansion foam fire extinguishing agent.The utility model is simple to operate, easy to carry, can be used as the conventional sense equipment of fire brigade, fire supervision department detection low expansion foam fire extinguishing agent product.
Description of drawings
Accompanying drawing 1 is one of the utility model basic configuration user mode structural representation.
Accompanying drawing 2 is foam dam and tripod structure synoptic diagram thereof.
Accompanying drawing 3 is two of the utility model basic configuration user mode structural representations.
Number in the figure: 1 foam tank, 1-1 bearing, 1-2 holding screw, 1-3 leg, 2 draft tube, 3 the 1st three-way interfaces, 4 exhausr ports, 5 tensimeters, 6 feed liquor funnels, 7 inlets, 8 the 2nd three-way interfaces, 9 fluid valves, 10 iron clamps, 11 iron stands, 12 standard foam rifles, 13 iron rings, 14 foam dams, 14-1 side rib, 15 tripods, 16 foam receiving tanks, the 16-1 catheter, the 16-2 hickey, 17 analyse the liquid receiving tank, 18 foam expansion analyzers, 19 discharging tubes, 20 draining valves, 21 counter balances.
Embodiment
Further specify the utility model below in conjunction with embodiment and accompanying drawing thereof.
Embodiment 1:
As shown in Figure 1, 2 be the utility model user mode the time basic configuration, basic configuration is used for the mensuration of foam expansion and 25% drainage time, wherein Fig. 1 is connection or the position relation of associated components when receiving foam of basic configuration, and Fig. 3 is associated components being connected or the position relation when measuring foam expansion with 25% drainage time of basic configuration.
Shown in Fig. 1,3, the basic configuration of this device by foam tank 1, iron stand 11, standard foam rifle 12, by foam receiving tank 16 with analyse the foam dam 14 and the portable air compressor (not shown) of analysing liquid analyzer, foam expansion analyzer 18, counter balance 21, scalable height and elevation angle angle that liquid receiving tank 17 constitutes and form.
Wherein foam tank 1 is arranged with the bearing 1-1 and the holding screw 1-2 that acts on leg that is arranged on bearing of three leg 1-3 of plug-in mounting respectively.
The top of foam tank 1 is provided with the 1st three-way interface the 3, the 2nd three-way interface 8 and tensimeter 5.The 1st three-way interface 1 is connected with draft tube 2 and has the exhausr port 4 of valve, and draft tube 2 is connected with portable air compressor pressurized air output interface.The leakage fluid dram of foam tank 1 bottom is provided with draining valve 20 and discharging tube 19.
The 2nd three-way interface 8 at foam tank 1 top is connected with the inlet 7 of band valve and horizontal fluid valve 9, inlet 7 grafting feed liquor funnels 6, and fluid valve 9 connects the standard foam rifle 12 of the iron clamp 10 that is supported in iron stand 11.
Foam dam 14 among Fig. 1 is supported in the The Cloud Terrace of the tripod 15 of scalable height by the suspension member of its back, and the dull and stereotyped and rib 14-1 that is positioned at these flat board both sides and upside shown in Figure 2 constitutes foam dam 14 by inversed taper platform shape.
Tripod 15 among Fig. 1 adopts existing product, and The Cloud Terrace is provided with the locking mechanism of locking foam dam 14 elevation angle angles.
From Fig. 1,3 as seen, the foam receiving tank 16 of analysing the liquid analyzer with analyse liquid receiving tank 17 be can in conjunction with and two parts of decomposition, promptly the hickey 16-2 of foam receiving tank bottom with analyse liquid receiving tank 17 and analyse the liquid import and be threaded.
The foam receiving tank 16 of Fig. 1 is the bonding state that is used to receive foam with analysing liquid receiving tank 17, this moment, the port of foam receiving tank was corresponding about in the of 14 with foam dam, distance between standard foam rifle 12 and the foam dam 14 should remain in the 1.5-2m scope, and standard foam rifle 12 is corresponding with foam dam 14 centres.
The foam receiving tank 16 of Fig. 3 is a decomposing state of measuring 25% drainage time with analysing liquid receiving tank 17, foam receiving tank 16 is supported in the iron ring 13 of iron stand 11 at this moment, analyse liquid receiving tank 17 and be held on counter balance 21 left side pallets, the catheter 16-1 of foam receiving tank 16 with analyse liquid receiving tank 17 to analyse the liquid import corresponding, catheter 16-1 bottom nozzle and analyse the distance that the liquid receiving tank analyses between the liquid import should be about 1cm.
Following using method with reference to Fig. 1,3 concise and to the point narration embodiment 1.
The demarcation of foam expansion analyzer: counter balance is placed on the smooth desktop, and be adjusted to horizontality by the level meter of counter balance.Open counter balance, and the foam expansion analyzer is placed on the pallet of counter balance, put 0.Water (acquiescence this moment, the density of water was 1g/mL) is filled with the foam expansion analyzer, and the reading of counter balance was the volume of foam expansion analyzer (v), unit be milliliter (mL) this moment.
Close inlet 7 valves and exhausr port 4 valves.
Start air compressor, when treating that pressure rises to the 0.63MPa left and right sides, by exhausr port 4 valve regulated foam tank pressure, the tensimeter displayed value should be at 0.63 ± 0.03MPa.
Below foam dam 14, receive foam with analysing the liquid analyzer, start stopwatch simultaneously, close fluid valve 9 after filling foam.
Wipe off and wipe and analyse liquid analyzer and the excessive foam of foam expansion analyzer, weigh respectively, by formula (1) is calculated 25% and is analysed the liquid quality:
Formula (1)
m5＝(m3-m1)/4
In the formula: m1--analyses the quality of liquid analyzer, and unit is gram (g); M3--analyses the quality of liquid analyzer when being full of foam, and unit is gram (g); M5--25% analyses the quality of liquid, and unit is gram (g).
The liquid receiving tank 17 of analysing of analysing the liquid analyzer is unloaded, be placed on the left side pallet of counter balance 21, foam receiving tank 16 is placed on the iron ring 13 of iron stand simultaneously.By the rider of counter balance and the counterweight of right side pallet, make 25% (m5) of balance right side pallet weightening finish to the foam quality of containing.Analyse when the liquid of separating out in the foam receiving tank constantly splashes into that liquid receiving tank, counter balance left side pallet descends gradually and when making the both sides pallet finally reach balance, card ends stopwatch, the time of record this moment is 25% drainage time.
Foam expansion by formula (2) is calculated:
Formula (2)
E＝v/(m4-m2)
In the formula: the quality of m2--foam expansion analyzer, unit is gram (g); Quality when m4-foam expansion analyzer is full of foam, unit is gram (g); The E--foam expansion; The volume of v--foam expansion analyzer, unit are milliliter (mL).
Test finishes, and the residue foam solution is discharged via draining valve 20 and discharging tube 19.
Embodiment 2:
On the basis of embodiment 1 basic configuration, increase following configuration again: volume is respectively beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and the splendid attire rubber industry of 100mL, 250mL and the 3L container with solvent oil.The configuration that increases is used for the mensuration of low expansion foam fire extinguishing agent pH value and film-forming type fire foam filming performance, and the configuration of increase is existing product, Therefore, omited structure accompanying drawing.
Below the using method of concise and to the point narration embodiment 2.
Mensuration for low expansion foam fire extinguishing agent pH value:
1. semiquantitative determination is got 150mL fire extinguishing agent concentrate and is placed the 250mL beaker, uses pH test paper (extensively test paper pH 0-14) to measure its pH value.
2. quantitative measurement is if the pH value of semiquantitative determination is then used the pH value of the tested fire foam of acidometer quantitative measurement not in the 6.0-9.5 scope.Get 150mL fire extinguishing agent concentrate and place the 250mL beaker, use acidometer to measure its pH value, the using method of acidometer is with reference to " acidometer operation instructions ".Repeat single test, getting twice test mean value is measurement result.
Film forming for the film-forming type fire foam is measured:
When a) measuring the fire foam film forming, prepare foam solution with fresh water by the working concentration of sample.If foam solution is applicable to seawater, then the using artificial seawater is prepared foam solution, and compound concentration is identical with fresh water.Artificial seawater adopts existing artificial seawater pack preparation, and every bag artificial seawater reagent can be prepared the 3L artificial seawater.
B) if examined product is 6% film-forming type fire foam, in the 3L beaker, add the fresh water of 2820mL earlier, add the 6% film-forming type fire foam of 180mL again.If examined product is 3% film-forming type fire foam, then in the 3L beaker, add the fresh water of 2910mL, add the 3% film-forming type fire foam of 90mL again.Stir after adding fire foam.
C) in the 100mL beaker, add the water of half volume approximately, add the high rubber industry solvent oil of about 10mm then.Solvent oil should meet the requirement of SH 0004, also can use the 97# motor petrol to replace.
D) foam solution that 2-3mL is prepared moves in the 250mL beaker, and glue head improved pipette tip is placed foam solution, and extruding fast repeatedly, until a large amount of foams occurring.
E) draw an amount of foam with glue head dropper, place on the solvent oil of 100mL beaker, note not making foam to cover whole solvent oil liquid level (foam coverage area be not more than total liquid level area 75%) fully along one week of beaker inwall.
F) firing point firearm near beaker liquid level top, is found that lighter remove lighter rapidly after solvent oil is lighted, whether the solvent oil in the observation beaker is fast from horizontal blanking, if illustrate that the filming performance of this fire foam is qualified, otherwise illustrate that the filming performance of this fire foam is defective.
If solvent oil does not extinguish in the beaker, then use the method that covers air-isolation that fire is extinguished.
Embodiment 3:
Foam tank that embodiment 2 is related and leg thereof, iron stand, standard foam rifle, be sub-packed in portable package by foam receiving tank and analysing of analysing that the liquid receiving tank constitutes beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and splendid attire rubber industry that liquid analyzer, foam expansion analyzer, counter balance, counter balance, foam dam, tripod, stopwatch, volume be respectively 100mL, 250mL and 3L with the container of solvent oil and case.The portable package vanning of embodiment 3 can be selected for use of the prior art a kind of, the groove that is provided with horizontally-arranged parts in the packing case and makes it to isolate mutually.
Claims (6)
1. low expansion foam fire extinguishing agent on-site detecting device, it is characterized in that: comprise the foam tank that has leg, iron stand, the standard foam rifle, by the foam receiving tank with analyse that the liquid receiving tank constitutes analyse the liquid analyzer, the foam expansion analyzer, counter balance, the foam dam of scalable height and elevation angle angle, stopwatch and portable air compressor, the top of described foam tank is provided with the 1st three-way interface, the 2nd three-way interface and tensimeter, described the 1st three-way interface is connected with draft tube and has the exhausr port of valve, described draft tube is connected with the portable air compressor output interface, described the 2nd three-way interface is connected with the inlet of band valve and horizontal fluid valve, described inlet grafting feed liquor funnel, described fluid valve is connected with the standard foam rifle, and the leakage fluid dram of described foam tank bottom is provided with draining valve and discharging tube; Described iron stand is provided with iron clamp that supports the standard foam rifle and the iron ring that supports the foam receiving tank.
2. low expansion foam fire extinguishing agent on-site detecting device according to claim 1 is characterized in that: described foam tank is arranged with the bearing and the holding screw that acts on leg that is arranged on bearing of three legs of plug-in mounting respectively.
3. low expansion foam fire extinguishing agent on-site detecting device according to claim 1, it is characterized in that: described bottom of analysing the foam receiving tank of liquid analyzer is provided with catheter, analysing liquid receiving tank top is provided with and analyses the liquid import, receiving under the foam state foam receiving tank and analysing the liquid receiving tank and be threaded, foam receiving tank under the record drainage time state is supported in the iron ring of iron stand, analyse the liquid receiving tank and be held on a side pallet of counter balance, the catheter of foam receiving tank with analyse the liquid receiving tank to analyse the liquid import corresponding.
4. low expansion foam fire extinguishing agent on-site detecting device according to claim 1, it is characterized in that: dull and stereotyped and both sides and upside rib constitute described foam dam by inversed taper platform shape, foam dam is supported in the The Cloud Terrace of scalable height tripod, and The Cloud Terrace is provided with the locking mechanism of locking elevation angle angle.
5. low expansion foam fire extinguishing agent on-site detecting device according to claim 1 is characterized in that: described low expansion foam fire extinguishing agent device for fast detecting also is provided with beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and splendid attire rubber industry that volume is respectively 100mL, 250mL and the 3L container with solvent oil.
6. low expansion foam fire extinguishing agent on-site detecting device according to claim 1 or 5 is characterized in that: described foam tank and leg thereof, iron stand, standard foam rifle, be sub-packed in portable package by foam receiving tank and analysing of analysing that the liquid receiving tank constitutes beaker, pH test paper, form of a stroke or a combination of strokes acidometer, graduated cylinder, glue head dropper, lighter and splendid attire rubber industry that liquid analyzer, foam expansion analyzer, counter balance, counter balance, foam dam, tripod, stopwatch, volume be respectively 100mL, 250mL and 3L with the container of solvent oil and case.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201013595U CN201681030U (en) | 2010-01-26 | 2010-01-26 | Detecting device for low-expansion foam extinguishing agent on the spot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201013595U CN201681030U (en) | 2010-01-26 | 2010-01-26 | Detecting device for low-expansion foam extinguishing agent on the spot |
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| CN201681030U true CN201681030U (en) | 2010-12-22 |
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| CN2010201013595U Expired - Lifetime CN201681030U (en) | 2010-01-26 | 2010-01-26 | Detecting device for low-expansion foam extinguishing agent on the spot |
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Cited By (12)
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| CN103454387A (en) * | 2013-09-24 | 2013-12-18 | 中国科学技术大学 | Cup type combustor for foam extinguishing agent experiment |
| CN104422719A (en) * | 2013-09-03 | 2015-03-18 | 许哲铭 | Foam concentrate detection method |
| CN104792650A (en) * | 2015-03-19 | 2015-07-22 | 中国石油化工股份有限公司 | Experimental research device for inhibition of evaporation and diffusion of liquefied natural gas by high-expansion foam |
| CN105467076A (en) * | 2015-11-12 | 2016-04-06 | 中国石油化工股份有限公司 | Apparatus for testing foam fire extinguishing agent performance and usage method thereof |
| CN105758759A (en) * | 2016-03-25 | 2016-07-13 | 南京工业大学 | Laboratory equipment for testing foaming effect of three-phase foam extinguishing agent and testing method of laboratory equipment |
| CN106990014A (en) * | 2017-06-07 | 2017-07-28 | 国信利纾（惠州）生化科技有限公司 | The coefficient of foaming measurement system and assay method of a kind of fire foam |
| CN107271607A (en) * | 2017-06-07 | 2017-10-20 | 国信利纾（惠州）生化科技有限公司 | The drainage time measurement system and assay method of a kind of fire foam |
| CN107478671A (en) * | 2017-09-30 | 2017-12-15 | 南京工业大学 | Three-phase froth coefficient of foaming and pasta system for testing stability and its method of testing |
| CN108981817A (en) * | 2018-08-02 | 2018-12-11 | 深圳市福来过科技有限公司 | Low power fire-fighting medicament liquid drainage measurement device |
| CN109187264A (en) * | 2018-10-26 | 2019-01-11 | 中国人民武装警察部队学院 | fire foam temperature and pressure coupling experiment system |
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- 2010-01-26 CN CN2010201013595U patent/CN201681030U/en not_active Expired - Lifetime
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| CN104422719B (en) * | 2013-09-03 | 2017-07-07 | 许哲铭 | Foam dope detection method |
| CN104422719A (en) * | 2013-09-03 | 2015-03-18 | 许哲铭 | Foam concentrate detection method |
| CN103454387B (en) * | 2013-09-24 | 2015-06-24 | 中国科学技术大学 | Cup type combustor for foam extinguishing agent experiment |
| CN103454387A (en) * | 2013-09-24 | 2013-12-18 | 中国科学技术大学 | Cup type combustor for foam extinguishing agent experiment |
| CN104792650A (en) * | 2015-03-19 | 2015-07-22 | 中国石油化工股份有限公司 | Experimental research device for inhibition of evaporation and diffusion of liquefied natural gas by high-expansion foam |
| CN104792650B (en) * | 2015-03-19 | 2017-09-29 | 中国石油化工股份有限公司青岛安全工程研究院 | A kind of high expansion foam suppresses natural gas vaporization diffusion experiment research device |
| CN105467076A (en) * | 2015-11-12 | 2016-04-06 | 中国石油化工股份有限公司 | Apparatus for testing foam fire extinguishing agent performance and usage method thereof |
| CN105758759A (en) * | 2016-03-25 | 2016-07-13 | 南京工业大学 | Laboratory equipment for testing foaming effect of three-phase foam extinguishing agent and testing method of laboratory equipment |
| CN105758759B (en) * | 2016-03-25 | 2018-04-13 | 南京工业大学 | Use for laboratory three-phase foam extinguishing agent foaming effect detection device and its detection method |
| CN106990014A (en) * | 2017-06-07 | 2017-07-28 | 国信利纾（惠州）生化科技有限公司 | The coefficient of foaming measurement system and assay method of a kind of fire foam |
| CN107271607A (en) * | 2017-06-07 | 2017-10-20 | 国信利纾（惠州）生化科技有限公司 | The drainage time measurement system and assay method of a kind of fire foam |
| CN107271607B (en) * | 2017-06-07 | 2020-04-24 | 广东国信融资租赁有限公司 | Liquid separation time measuring system and method for foam extinguishing agent |
| CN107478671A (en) * | 2017-09-30 | 2017-12-15 | 南京工业大学 | Three-phase froth coefficient of foaming and pasta system for testing stability and its method of testing |
| CN107478671B (en) * | 2017-09-30 | 2024-01-02 | 南京工业大学 | Three-phase foam expansion and oil surface stability test system and test method thereof |
| CN108981817A (en) * | 2018-08-02 | 2018-12-11 | 深圳市福来过科技有限公司 | Low power fire-fighting medicament liquid drainage measurement device |
| CN109187264A (en) * | 2018-10-26 | 2019-01-11 | 中国人民武装警察部队学院 | fire foam temperature and pressure coupling experiment system |
| CN110715908A (en) * | 2019-10-29 | 2020-01-21 | 中国科学技术大学 | Foam film liquid separation measuring device and measuring method |
| CN113820158A (en) * | 2021-09-30 | 2021-12-21 | 应急管理部天津消防研究所 | Integrated foam performance detection box and detection method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300381 Nankai District Jin Wei South Road, No. 110, Tianjin Patentee after: Tianjin Institute of Fire Protection, Ministry of Emergency Management Address before: 300381 Nankai District Jin Wei South Road, No. 110, Tianjin Patentee before: Tianjin Fire Fighting Inst., Ministry of Public Security |
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Granted publication date: 20101222 |
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| CX01 | Expiry of patent term |