CN219161721U - Foam extinguishing agent storage tank PFOS washs detection device - Google Patents
Foam extinguishing agent storage tank PFOS washs detection device Download PDFInfo
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- CN219161721U CN219161721U CN202320071808.3U CN202320071808U CN219161721U CN 219161721 U CN219161721 U CN 219161721U CN 202320071808 U CN202320071808 U CN 202320071808U CN 219161721 U CN219161721 U CN 219161721U
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Abstract
The utility model discloses a foam extinguishing agent storage tank PFOS cleaning detection device, which comprises a liquid storage pipe, wherein the top of the liquid storage pipe is open, the bottom of the liquid storage pipe is closed, and the top of the liquid storage pipe is coaxially and detachably connected with a liquid suction component for sucking cleaning liquid into the liquid storage pipe; an end plate for preventing the hand from falling is coaxially fixed at the bottom end of the liquid storage tube, and the diameter of the end plate is larger than the outer diameter of the liquid storage tube. The beneficial effects are that: according to the liquid suction device, the liquid suction component is coaxially and detachably connected to the top end of the liquid storage pipe, so that the liquid suction hose of the liquid suction component is used for penetrating into the storage tank to suck cleaning liquid for sampling, a sampling mode that the liquid storage pipe directly receives liquid is replaced, the cleaning liquid is prevented from being scattered and leaked in the process of receiving liquid, and the risk of PFOS pollution is prevented; the reference scale can stop the sample through the mode of closing the stop valve of feed liquor pipe when the liquid volume in the stock solution pipe reaches required sample volume, then can regulate and control the sample volume of cleaning liquid.
Description
Technical Field
The utility model relates to the field of foam extinguishing agent storage tank PFOS cleaning auxiliary components, in particular to a foam extinguishing agent storage tank PFOS cleaning detection device.
Background
In the preparation of foam extinguishing agents, the core component of the most widely used water film-forming foam extinguishing agents in China is perfluorooctane sulfonate (PFOS), which is regarded as a difficult-to-degrade toxic organic pollutant, and the pollution to the environment mainly comprises difficult degradation, biological enrichment (which is the greatest hazard to people at the top end of a food chain) and toxicity (researches show that the PFOS content in animals reaches two milligrams per kilogram), and at present, the existence of high-concentration PFOS is found in higher animals, the accumulation level in the organisms is hundreds to thousands times higher than that of known persistent organic pollutants such as organochlorine pesticides and dioxins, and the like, becomes a new persistent environmental pollutant after polychlorinated biphenyl, organochlorine pesticides and dioxins, in order to cope with the limitation of the application of PFOS and PFOA (perfluorooctanoic acid) as surfactants in foam extinguishing agents, in recent years, the use of a PFOS cleaning detection device for sampling and delivering the cleaning liquid in a tank is needed to confirm whether the PFOS in the tank is thoroughly cleaned or not is needed, but the prior PFOS cleaning detection device usually adopts a liquid storage tube to accept the liquid for sampling when the liquid is sampled, the risk that PFOS pollutes can appear in the unrestrained leakage of cleaning liquid that causes easily in the in-process of accepting liquid, is inconvenient for carrying out regulation and control to cleaning liquid sample volume simultaneously in the in-process of accepting.
Disclosure of Invention
The utility model aims to solve the problems and provide a foam extinguishing agent storage tank PFOS cleaning detection device, wherein a liquid suction assembly is coaxially and detachably connected to the top end of a liquid storage pipe, so that a liquid suction hose of the liquid suction assembly is used for sucking cleaning liquid into a storage tank to sample, a sampling mode that the liquid storage pipe directly receives the liquid is replaced, and the cleaning liquid is prevented from spilling and leaking in the process of receiving the liquid, which is described in detail below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a foam extinguishing agent storage tank PFOS cleaning detection device, which comprises a liquid storage pipe, wherein the top of the liquid storage pipe is open, the bottom of the liquid storage pipe is closed, and the top of the liquid storage pipe is coaxially and detachably connected with a liquid suction component for sucking cleaning liquid into the liquid storage pipe;
an end plate for preventing the hand from falling is coaxially fixed at the bottom end of the liquid storage tube, and the diameter of the end plate is larger than the outer diameter of the liquid storage tube.
Preferably, the liquid storage tube has a cylindrical structure made of transparent material.
Preferably, a scale for indicating the liquid amount at the corresponding position of the liquid storage tube is printed on the front surface of the liquid storage tube, and the graduation value of the scale is 1m l.
Preferably, the liquid suction assembly comprises a top cover and a negative pressure pump body, the top cover is coaxially and detachably fixed on the periphery of the top of the liquid storage tube, a liquid inlet tube and a negative pressure tube are vertically inserted and fixed on two sides of the top cover respectively, the liquid inlet tube and the negative pressure tube are L-shaped tubes, the bottom ends of the vertical parts of the liquid inlet tube and the negative pressure tube are all positioned in the liquid storage tube, stop valves for respectively controlling opening and closing are arranged on the periphery of the horizontal parts of the liquid inlet tube and the periphery of the horizontal parts of the negative pressure tube, a liquid suction hose is fixedly connected with the outer end of the horizontal parts of the liquid inlet tube, the negative pressure pump body is fixedly connected with the negative pressure pump body, and the negative pressure pump body is fixed on the top surface of a wing plate which is fixedly extends on the periphery of the top cover.
Preferably, the outer end of the liquid suction hose is coaxially provided with a filter cover.
Preferably, the bottom end of the vertical part of the liquid inlet pipe is close to the bottom surface of the liquid storage pipe, and the bottom end of the vertical part of the negative pressure pipe is close to the top of the liquid storage pipe.
Preferably, a switch for controlling start and stop is arranged on the top surface of the negative pressure pump body.
Preferably, the bottom surface of the end plate is coaxially fixed with a vertically arranged matching sleeve, the periphery of the matching sleeve is coaxially and detachably connected with a sealing cover, and the bottom end of the sealing cover is sealed.
Preferably, the top cover is detachably connected with the liquid storage tube in a threaded engagement mode.
Preferably, the sealing cover is detachably connected with the matching sleeve in a threaded engagement mode, and the sealing cover is consistent with the internal thread specification of the top cover.
When the foam extinguishing agent storage tank PFOS is cleaned, when the foam extinguishing agent containing PFOS in the foam extinguishing agent storage tank is discharged and the foam extinguishing agent storage tank is cleaned, sampling detection is needed to be carried out on cleaning liquid reserved in the foam extinguishing agent storage tank so as to confirm whether the PFOS in the foam extinguishing agent storage tank is thoroughly cleaned, the liquid storage pipe is held by hand and the liquid suction hose is put down from a manhole at the top of the foam extinguishing agent storage tank until the filter cover at the outer end of the liquid suction hose is immersed in the cleaning liquid at the bottom of the foam extinguishing agent storage tank, the stop valves of the negative pressure pipe and the liquid inlet pipe are opened, the liquid storage pipe is kept to be erected and the negative pressure pump body is started, the negative pressure pump body works and generates negative pressure in the liquid storage pipe through the negative pressure pipe so that the liquid suction hose sucks the cleaning liquid in the foam extinguishing agent storage tank into the liquid storage pipe to be collected, the sampling mode that the liquid storage tube directly receives liquid is replaced, the cleaning liquid is prevented from spilling and leaking in the process of receiving liquid, the risk of PFOS pollution is prevented, meanwhile, sampling can be stopped by closing the stop valve of the liquid inlet tube when the liquid amount in the liquid storage tube reaches the required sampling amount by referring to the scale, then the sampling amount of the cleaning liquid can be regulated and controlled, after the stop valve of the liquid inlet tube is closed, the stop valve of the negative pressure tube and the negative pressure pump body are continuously closed in sequence, so that the sampling operation of the liquid storage tube is completed, the top cover is screwed to enable the top cover to be vertically taken up after the top cover is separated from the top of the liquid storage tube, the liquid inlet tube and the negative pressure tube are both taken out of the liquid storage tube, the liquid absorbing assembly is detached from the liquid storage tube, and the sealing cover is coaxially and detachably connected to the matching sleeve at the bottom of the liquid storage tube, meanwhile, the sealing cover is consistent with the internal thread specification of the top cover, so that the liquid absorbing assembly can be detached after the liquid sampling is finished, the liquid storage tube can be sealed in a mode that the sealing cover is detached from the matching sleeve and is arranged at the top of the liquid storage tube, and the liquid storage tube is conveniently sealed after the liquid storage tube is sampled, so that whether the PFOS is thoroughly cleaned or not is detected.
The beneficial effects are that: 1. according to the liquid suction device, the liquid suction component is coaxially and detachably connected to the top end of the liquid storage pipe, so that the liquid suction hose of the liquid suction component is used for penetrating into the storage tank to suck cleaning liquid for sampling, a sampling mode that the liquid storage pipe directly receives liquid is replaced, the cleaning liquid is prevented from being scattered and leaked in the process of receiving liquid, and the risk of PFOS pollution is prevented;
2. the reference scale can stop sampling by closing the stop valve of the liquid inlet pipe when the liquid amount in the liquid storage pipe reaches the required sampling amount, so that the sampling amount of the cleaning liquid can be regulated and controlled;
3. the bottom cooperation cover coaxial detachably of stock solution pipe is connected with the closing cap to this is got the closing cap after the liquid absorbing subassembly is detached at the sample end and is taken off the cooperation cover and adorn the mode at the stock solution pipe top and can be sealed the stock solution pipe, seals the censoring after the stock solution pipe sample of being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall isometric view of the present utility model;
FIG. 2 is a schematic cross-sectional view of FIG. 1 in accordance with the present utility model;
FIG. 3 is a second schematic cross-sectional view of FIG. 1 in accordance with the present utility model;
FIG. 4 is a front exterior view of FIG. 1 of the present utility model;
FIG. 5 is a left side exterior view of FIG. 1 of the present utility model;
FIG. 6 is a right side exterior view of FIG. 1 of the present utility model;
fig. 7 is a top exterior view of fig. 1 of the present utility model.
The reference numerals are explained as follows:
1. a liquid-absorbing assembly; 101. a liquid inlet pipe; 102. a negative pressure pipe; 103. a stop valve; 104. a switch; 105. a negative pressure pump body; 106. a wing plate; 107. a top cover; 108. a liquid suction hose; 109. a filter cover; 2. a liquid storage tube; 201. a ruler; 202. an end plate; 203. a cover; 204. and (5) matching the sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Referring to fig. 1-7, the utility model provides a foam fire extinguishing agent storage tank PFOS cleaning detection device, which comprises a liquid storage pipe 2, wherein the top of the liquid storage pipe 2 is open, the bottom of the liquid storage pipe is closed, and a liquid suction component 1 for sucking cleaning liquid into the liquid storage pipe 2 is coaxially and detachably connected to the top of the liquid storage pipe 2. The end plate 202 for preventing the liquid from dropping is coaxially fixed at the bottom end of the liquid storage tube 2, the diameter of the end plate 202 is larger than the outer diameter of the liquid storage tube 2, specifically, the liquid suction assembly 1 comprises a top cover 107 and a negative pressure pump body 105, the top cover 107 is coaxially and detachably fixed at the top periphery of the liquid storage tube 2, the liquid inlet tube 101 and the negative pressure tube 102 are vertically inserted and fixed at the two sides of the top cover 107 respectively, the bottom ends of the liquid inlet tube 101 and the negative pressure tube 102 are both L-shaped tubes and the bottom ends of the vertical parts are both positioned in the liquid storage tube 2, the stop valves 103 for respectively controlling the opening and closing are respectively arranged at the peripheries of the horizontal parts of the liquid inlet tube 101 and the negative pressure tube 102, the liquid suction hose 108 is fixedly connected with the outer end of the horizontal part of the liquid inlet tube 101, and the negative pressure pump body 105 is fixedly connected with the negative pressure pump body 105, and the negative pressure pump body 105 is fixedly arranged at the periphery of the top cover 107, so that the top surface 106 is arranged, the liquid suction tube 108 is conveniently sucked into the liquid storage tube 2 for sampling, the liquid storage tank is directly taken in the liquid storage tube 2, the liquid is prevented from dropping and leaking in the liquid storage tank.
As the preferred scheme of this case, stock solution pipe 2 is the drum structure of transparent material, so set up, be convenient for through permeating stock solution pipe 2 and observe the interior liquid volume of stock solution pipe 2, conveniently take stock solution pipe 2 simultaneously, the front printing of stock solution pipe 2 has the scale 201 that is used for showing the corresponding position liquid volume of stock solution pipe 2, and scale 201's graduation value is 1m l, so set up, be convenient for stop the sample through the mode of closing the stop valve 103 of feed liquor pipe 101 when the liquid volume in stock solution pipe 2 reaches required sample volume with reference to scale 201, then can regulate and control the sample volume of cleaning liquid.
The outer end coaxial mounting of liquid suction hose 108 has strain lid 109, so set up, be convenient for through the setting of filtration lid 109 to filter the liquid that gets into liquid suction hose 108, avoid debris to get into along with liquid and get into stock solution pipe 2 in, the bottom of the vertical part of feed liquor pipe 101 is close to stock solution pipe 2 bottom surface, the bottom of the vertical part of negative pressure pipe 102 is close to stock solution pipe 2 top, so set up, be convenient for prevent that stock solution pipe 2 from being sucked out by negative pressure pipe 102 in the sample process, switch 104 for controlling to open and stop is installed to the top surface of negative pressure pump body 105, so set up, be convenient for control the open and shut down state of negative pressure pump body 105 through switch 104, the bottom coaxial fixed with of end plate 202 has the cooperation cover 204 of vertical setting, the peripheral coaxial dismantlement of cooperation cover 204 is connected with closing cap 203, and the bottom closure setting of closing cap 203, so set up, be convenient for close the operation to stock solution pipe 2 top through the setting up of closing cap 203.
With the above structure, when the foam extinguishing agent storage tank PFOS is cleaned, when the foam extinguishing agent containing PFOS in the foam extinguishing agent storage tank is discharged and the cleaning of the foam extinguishing agent storage tank is completed, the cleaning liquid remained in the foam extinguishing agent storage tank needs to be sampled and detected to confirm whether the PFOS in the foam extinguishing agent storage tank is thoroughly cleaned, the liquid storage pipe 2 is held by hand and the liquid suction hose 108 is put down from a manhole at the top of the foam extinguishing agent storage tank until the filter cover 109 at the outer end of the liquid suction hose 108 is immersed into the cleaning liquid at the bottom of the foam extinguishing agent storage tank, the stop valve 103 of the negative pressure pipe 102 and the liquid inlet pipe 101 is opened, the liquid storage pipe 2 is kept upright and the negative pressure pump body 105 is started, the negative pressure pump body 105 works and negative pressure is generated in the liquid storage pipe 2 through the negative pressure pipe 102 to suck the cleaning liquid in the foam extinguishing agent storage tank into the liquid storage pipe 2 for collection, the sampling mode that the liquid storage tube 2 directly receives liquid is replaced, the cleaning liquid is prevented from being spilled and leaked in the process of receiving liquid, the risk of PFOS pollution is prevented, meanwhile, the liquid storage tube 2 can be taken out by referring to the scale 201, sampling is stopped by closing the stop valve 103 of the liquid inlet tube 101 when the liquid amount in the liquid storage tube 2 reaches the required sampling amount, then the sampling amount of the cleaning liquid can be regulated and controlled, after the stop valve 103 of the liquid storage tube 101 is closed, the stop valve 103 of the negative pressure tube 102 and the negative pressure pump body 105 are sequentially closed, so that the sampling operation of the liquid storage tube 2 is completed, the top cover 107 is screwed to separate the top cover 107 from the top of the liquid storage tube 2, the top cover 107 is vertically taken out by taking the top cover 107 and the negative pressure tube 102 out of the liquid storage tube 2, so that the liquid suction assembly 1 is taken out of the liquid storage tube 2, and the sealing cover 203 is coaxially and detachably connected to the bottom matching sleeve 204 of the liquid storage tube 2, meanwhile, the sealing cover 203 is consistent with the internal thread specification of the top cover 107, so that after the liquid suction assembly 1 is detached after the sampling is finished, the liquid storage tube 2 can be sealed in a mode that the sealing cover 203 is taken away from the matching sleeve 204 and is arranged at the top of the liquid storage tube 2, and the liquid storage tube 2 is conveniently sealed after the sampling to detect whether the PFOS is thoroughly cleaned or not.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a foam fire extinguishing agent storage tank PFOS washs detection device, includes stock solution pipe (2), its characterized in that: the top of the liquid storage pipe (2) is open and the bottom of the liquid storage pipe is closed, and the liquid suction component (1) for sucking cleaning liquid into the liquid storage pipe (2) is coaxially and detachably connected with the top of the liquid storage pipe (2);
an end plate (202) for preventing the hand from falling off is coaxially fixed at the bottom end of the liquid storage tube (2), and the diameter of the end plate (202) is larger than the outer diameter of the liquid storage tube (2).
2. The foam extinguishing agent tank PFOS cleaning and detecting device according to claim 1, wherein: the liquid storage tube (2) is of a cylinder structure made of transparent materials.
3. The foam extinguishing agent tank PFOS cleaning and detecting device according to claim 2, wherein: the liquid storage device is characterized in that a scale (201) used for representing the liquid quantity at the corresponding position of the liquid storage tube (2) is printed on the front face of the liquid storage tube (2), and the graduation value of the scale (201) is 1ml.
4. A foam fire extinguishing agent tank PFOS cleaning detection apparatus according to claim 1, 2 or 3, characterized in that: the liquid suction assembly (1) comprises a top cover (107) and a negative pressure pump body (105), the top cover (107) is coaxially and detachably fixed on the top periphery of the liquid storage tube (2), a liquid inlet tube (101) and a negative pressure tube (102) are vertically inserted and fixed on two sides of the top cover (107), the liquid inlet tube (101) and the negative pressure tube (102) are both L-shaped tubes and are respectively located at the bottom end of the vertical part in the liquid storage tube (2), stop valves (103) for respectively controlling opening and closing are respectively arranged on the periphery of the horizontal part of the liquid inlet tube (101), a liquid suction hose (108) is fixedly connected to the outer end of the horizontal part of the liquid inlet tube (101), the negative pressure pump body (105) is fixedly connected to the outer end of the horizontal part of the negative pressure tube (102), and the negative pressure pump body (105) is fixed on the top surface of a wing plate (106) which is fixedly extends on the periphery of the top cover (107).
5. The foam fire extinguishing agent tank PFOS cleaning and detecting device according to claim 4, wherein: the outer end of the liquid suction hose (108) is coaxially provided with a filter cover (109).
6. The foam fire extinguishing agent tank PFOS cleaning and detecting device according to claim 5, wherein: the bottom end of the vertical part of the liquid inlet pipe (101) is close to the bottom surface of the liquid storage pipe (2), and the bottom end of the vertical part of the negative pressure pipe (102) is close to the top of the liquid storage pipe (2).
7. The foam fire extinguishing agent tank PFOS cleaning and detecting device according to claim 6, wherein: the top surface of the negative pressure pump body (105) is provided with a switch (104) for controlling start and stop.
8. A foam fire extinguishing agent tank PFOS cleaning detection apparatus according to claim 5, 6 or 7, wherein: the bottom surface of end plate (202) is fixed with cooperation cover (204) of vertical setting coaxially, the periphery of cooperation cover (204) is connected with closing cap (203) coaxially and detachably, just the bottom closure of closing cap (203) sets up.
9. The foam fire extinguishing agent tank PFOS cleaning and detection device of claim 8, wherein: the top cover (107) is detachably connected with the liquid storage tube (2) in a threaded engagement mode.
10. The foam fire extinguishing agent tank PFOS cleaning detection apparatus of claim 9, wherein: the sealing cover (203) is detachably connected with the matching sleeve (204) in a threaded engagement mode, and the sealing cover (203) is consistent with the internal thread specification of the top cover (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320071808.3U CN219161721U (en) | 2023-01-09 | 2023-01-09 | Foam extinguishing agent storage tank PFOS washs detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320071808.3U CN219161721U (en) | 2023-01-09 | 2023-01-09 | Foam extinguishing agent storage tank PFOS washs detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219161721U true CN219161721U (en) | 2023-06-09 |
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ID=86644647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320071808.3U Active CN219161721U (en) | 2023-01-09 | 2023-01-09 | Foam extinguishing agent storage tank PFOS washs detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219161721U (en) |
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2023
- 2023-01-09 CN CN202320071808.3U patent/CN219161721U/en active Active
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