Production process of stable performance fire extinguisher and application thereof

Abstract

The application discloses a production process of stable performance fire extinguisher and application thereof, and relates to the technical field of fire extinguisher production processes, and comprises a production process of one-packaged fire extinguisher and two-packaged fire extinguisher. The production process steps of the one-packaged fire extinguisher are as follows: tank preparation, liquid filling, valve placement and sealing, propellant filling, qualified product selection, nozzle installation, non-leakage product selection, and product packaging. The production process steps of the two-packaged fire extinguisher are as follows: tank preparation, valve capsule placement, sealing after propellant filling, liquid filling, qualified product selection, nozzle installation, non-leakage product selection, and product packaging. The fire extinguisher prepared by the production process has reliable quality, high pressure, long range, and stable continuity, and the problem of insufficient impact force in the later stage of use is avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of fire extinguisher production process, in particular to a production process of a performance stable fire extinguisher and application thereof. BACKGROUND

[0002] When a fire occurs, using a fire extinguisher to extinguish the fire is the most convenient and direct way to extinguish the fire, because, generally speaking, the fire is relatively easy to control in the early stage of the fire, and the condition is to find the appropriate tool to extinguish the fire. The fire extinguisher is widely used in shopping malls, homes, vehicles and other scenes due to its convenience, good extinguishing effect and wide applicability. Water-based extinguishing agent has the advantages of low cost and strong environmental protection compared with other types of extinguishing agents, and also has the characteristics of high extinguishing efficiency and strong anti-reignition ability, and has a wide range of application scenarios.

[0003] Patent CN106730514A discloses a binary packaging bag against burst due to falling and a simple fire extinguisher using the same. The binary packaging bag includes a packaging body and an aerosol valve liquid guide pipe. The bag body is formed by heat sealing two side surfaces and a bottom surface. The structure of the bag body is improved to improve the structural strength and significantly improve the burst phenomenon when falling. However, there are still problems of short range, small pressure and insufficient impact force after use. SUMMARY

[0004] In order to overcome the above technical problems, the present application provides a production process of a performance stable fire extinguisher and application thereof.

[0005] The present application provides a production process of a performance stable fire extinguisher, including the production process of a one-packaged fire extinguisher and a two-packaged fire extinguisher.

[0006] As a preferred technical solution, the production process steps of the one-packaged fire extinguisher are: tank preparation, liquid filling, valve placement and sealing, propellant filling, selection of qualified products, installation of spray head, selection of non-leakage products, and completion of product packaging.

[0007] As a preferred technical solution, the tank in the tank preparation is one of a tin can and an aluminum can; preferably, the tank is a tin can.

[0008] The one-packaged fire extinguisher uses a tin can as the tank, which is more cost-effective than an aluminum can while meeting product quality requirements.

[0009] The liquid used in the liquid filling is not specially limited, preferably a water-based fire extinguisher liquid; the liquid formula can be: by weight parts, polyether modified fluorosilicon surfactant 1.8 parts, fatty alcohol polyoxyethylene ether sodium sulfate 2.8 parts, sodium dodecyl sulfate 7.2 parts, polyacrylamide 0.5 parts, polyether siloxane emulsion 1.5 parts, triethanolamine 0.5 parts, sodium metasilicate 0.5 parts, sodium benzoate 0.5 parts, ammonium carbonate 3 parts, ammonium bicarbonate 1 part, deionized water 80.7 parts.

[0010] As a preferred technical solution, the valve is placed and sealed, which includes placing the valve into the fire extinguisher tank, and then using a filling machine to package the valve and the tank body into a whole, the valve is one of a positive valve, a reverse valve, and a full-direction valve.

[0011] Preferably, the valve is a positive valve.

[0012] As a preferred technical solution, the propellant filled in the propellant includes propellant 1 and propellant 2. Preferably, the weight ratio of the propellant to the liquid is 2-13:100; preferably, the weight ratio of the propellant to the liquid is 4-10:100; preferably, the weight ratio of the propellant to the liquid is 7:100.

[0013] Preferably, the propellant 1 is at least one of tetrafluoroethane, dimethyl ether, propane, isobutane, and dichlorodifluoromethane.

[0014] Preferably, the propellant 1 is a complex of tetrafluoroethane and isobutane, and the weight ratio of tetrafluoroethane to isobutane is 8-12:0.3-0.5.

[0015] Preferably, the propellant 1 is a complex of tetrafluoroethane and isobutane, and the weight ratio of tetrafluoroethane to isobutane is 10:0.4.

[0016] Preferably, the propellant 2 is one of nitrogen and carbon dioxide.

[0017] Preferably, the propellant 2 is nitrogen, and the addition amount of the propellant 2 is 50-60wt% of the propellant 1.

[0018] Preferably, the addition amount of the propellant 2 is 55wt% of the propellant 1.

[0019] Preferably, the filling of the propellant includes filling of the propellant 1 and filling of the propellant 2.

[0020] Preferably, the filling sequence of the propellant is to fill the propellant 1 first, and then fill the propellant 2.

[0021] As a preferred technical scheme, the qualified products are selected by weight measurement, the controlled quality is 755±5g, and the qualified products with the quality within the range are selected.

[0022] As a preferred technical scheme, the spray head used in the installation of the spray head is one of a side flow nozzle type and a shunt nozzle type.

[0023] Preferably, the spray head is of a side flow nozzle type, and the model is YD19068, which is purchased from Zhongshan Meijieshibaopin Co., Ltd.

[0024] As a preferred technical scheme, the water bath test method is used to select the non-leakage products, and the specific operation is to place the products in a 50℃ water bath to observe whether they leak, and the non-leakage products are selected.

[0025] The water bath test under the condition of 50℃ ensures the storage performance and safety performance of the products in a high-temperature environment.

[0026] As a preferred technical scheme, the product is completed by placing the non-leakage products into product packaging boxes and sealing the boxes.

[0027] As a preferred technical scheme, the production process steps of the binary packaging fire extinguisher are as follows: tank preparation, placement of valve bag, filling of propellant and sealing, liquid filling, selection of qualified products, installation of spray head, selection of non-leakage products, and completion of product production.

[0028] As a preferred technical scheme, the tank in the tank preparation is one of a tin can and an aluminum can.

[0029] As a preferred technical scheme, the valve bag is a three-layer aluminum bag or a four-layer aluminum bag.

[0030] Preferably, the valve bag is a four-layer aluminum bag.

[0031] As a preferred technical scheme, the propellant in the filling of propellant and sealing is at least one of tetrafluoroethane, carbon dioxide, nitrogen, propane, and butane.

[0032] Preferably, the propellant is a compound of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 4-6:1.5-2.5:0.8-1.3.

[0033] Preferably, the propellant is a compound of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 5:2:1.1.

[0034] In the present application, the more nitrogen, the greater the pressure, the greater the impact, the farther the effective range, but the persistence is insufficient, the present application controls the ratio of tetrafluoroethane, carbon dioxide and nitrogen reasonably, so as to improve the persistence under the condition of impact force.

[0035] The liquid used in the liquid filling is not specially limited, preferably, the liquid used in the production process of the unit package can be used, and the liquid is filled in the valve bag. Preferably, the weight ratio of the propellant to the liquid is 2-18:100; preferably, the weight ratio of the propellant to the liquid is 4-15:100; preferably, the weight ratio of the propellant to the liquid is 11:100.

[0036] As a preferred technical solution, the qualified products are selected by weighing method, the controlled quality is 755±5g, and the qualified products with the quality in the range are selected.

[0037] As a preferred technical solution, the nozzle used in the installation nozzle is one of a side flow pipe nozzle type and a shunt pipe nozzle type.

[0038] Preferably, the nozzle is a side flow pipe nozzle type, the model is YD19068, and it is purchased from Zhongshan Meijieshibaopin Co., Ltd.

[0039] As a preferred technical solution, the selection of the non-leakage product is a water bath test method, and the specific operation is to observe whether the product leaks in a 50℃ water bath, and the non-leakage product is selected.

[0040] As a preferred technical solution, the product is completed by packaging the non-leakage product into a product packaging box and sealing the box, and the product is completed; preferably, the product size is 65*240mm.

[0041] Another aspect of the present application provides an application of a production process of a stable performance fire extinguisher, which can be used to produce a household type and a vehicle type water-based fire extinguisher.

[0042] The present application has the following beneficial effects: the prepared product is reliable in quality, high in pressure, long in range, stable in duration, and avoids the problem of insufficient impact force in the later range of use. DETAILED DESCRIPTION

[0043] Example 1

[0044] The embodiment 1 of the present application provides a production process of a stable performance fire extinguisher, including a production process of a unit package fire extinguisher and a binary package fire extinguisher.

[0045] The production process steps of the unit package fire extinguisher are: tank preparation, liquid filling, valve placement and sealing, propellant filling, selection of qualified products, installation of spray head, selection of non-leakage products, and completion of product packaging.

[0046] The tank in the tank preparation is a tin can.

[0047] The liquid formula used in the liquid filling is: by weight, polyether modified fluorosilicon surfactant 1.8 parts, fatty alcohol polyoxyethylene ether sodium sulfate 2.8 parts, sodium dodecyl sulfate 7.2 parts, polyacrylamide 0.5 parts, polyether siloxane emulsion 1.5 parts, triethanolamine 0.5 parts, sodium metasilicate 0.5 parts, sodium benzoate 0.5 parts, ammonium carbonate 3 parts, ammonium bicarbonate 1 part, and deionized water 80.7 parts.

[0048] The polyether modified fluorosilicon surfactant is purchased from Shanghai New Material Technology Co., Ltd.

[0049] The fatty alcohol polyoxyethylene ether sodium sulfate is model EMAL-270S, purchased from Shanghai Star Sky Chemical Co., Ltd.

[0050] The polyacrylamide is an anionic polyacrylamide with a solid content of 88wt%-90wt% and a particle size of 40-60 mesh, purchased from Gongyi Botao Water Purification Material Co., Ltd.

[0051] The polyether siloxane emulsion is model DiGao 904W, purchased from Shanghai Kaijin Chemical Co., Ltd.

[0052] The valve placement and sealing includes placing the valve into the fire extinguisher tank, and then using a filling machine to package the valve and the tank into one whole, the valve is a positive valve, model MSA-2014-250, purchased from Zhongshan Meijieshi Packaging Products Co., Ltd.

[0053] The propellant in the propellant filling includes propellant 1 and propellant 2. The weight ratio of the propellant to the liquid is 7:100; the propellant and the liquid are both filled into the tank.

[0054] The propellant 1 is a complex of tetrafluoroethane and isobutane, and the weight ratio of tetrafluoroethane to isobutane is 10:0.4.

[0055] The propellant 2 is nitrogen, and the addition amount of the propellant 2 is 55wt% of the propellant 1.

[0056] The filling sequence of the propellant is to fill in the propellant 1 first, and then fill in the propellant 2.

[0057] The selecting qualified products is selected by weight measurement, the controlled quality is 755±5g, and the qualified products with the quality in the range are selected, wherein the weight of the can body is 157g.

[0058] The spray head used in the installation of the spray head is a side flow nozzle type, model YD19068, purchased from Zhongshan Meijishihuan Packing Product Co., Ltd.

[0059] The selecting non-leakage products is a water bath test method, and the specific operation is to place the product in a 50℃ water bath to observe whether it leaks, and select the non-leakage products.

[0060] The packaging of the completed product is completed after the non-leakage products are packaged into a product packaging box and sealed; and the product size is 65*240mm.

[0061] The production process steps of the binary packaged fire extinguisher are: can body preparation, valve bag placement, propellant filling and sealing, liquid filling, selecting qualified products, installing a spray head, selecting non-leakage products, and packaging completed product manufacturing.

[0062] The can body in the can body preparation is an aluminum can.

[0063] The valve bag is a four-layer aluminum bag.

[0064] The propellant in the propellant filling and sealing is a compound of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 5:2:1.1; the propellant is filled in the space between the valve bag and the can body.

[0065] The liquid used in the liquid filling is the same as that used in the binary packaging, the liquid is filled in the valve bag, and the weight ratio of the propellant to the liquid is 11:100.

[0066] The selecting qualified products is selected by weight measurement, the controlled quality is 755±5g, and the qualified products with the quality in the range are selected, wherein the weight of the can body is 157g.

[0067] The spray head used in the installation of the spray head is a side flow nozzle type, model YD19068, purchased from Zhongshan Meijishihuan Packing Product Co., Ltd.

[0068] The selecting non-leakage products is a water bath test method, and the specific operation is to place the product in a 50℃ water bath to observe whether it leaks, and select the non-leakage products.

[0069] The packaging of the completed product is completed after the non-leakage products are packaged into a product packaging box and sealed; and the product size is 65*240mm.

[0070] The embodiment 1 of the present application also provides an application of the production process of the performance stable fire extinguisher, which is used for producing the household type and vehicle type water-based fire extinguisher.

[0071] Embodiment 2

[0072] The embodiment 2 of the present application provides a production process of the performance stable fire extinguisher, and the difference from the embodiment 1 is that when the one-packaged fire extinguisher is prepared, the weight ratio of the propellant to the liquid is 4:100.

[0073] The propellant 1 is a compound of tetrafluoroethane and isobutane, and the weight ratio of the tetrafluoroethane to the isobutane is 8:0.3.

[0074] The added amount of the propellant 2 is 50wt% of the propellant 1.

[0075] When the two-packaged fire extinguisher is prepared, the propellant is a compound of tetrafluoroethane, nitrogen and carbon dioxide, and the weight ratio of the tetrafluoroethane, nitrogen and carbon dioxide is 4:1.5:1.1.

[0076] The weight ratio of the propellant to the liquid is 6:100.

[0077] Embodiment 3

[0078] The embodiment 2 of the present application provides a production process of the performance stable fire extinguisher, and the difference from the embodiment 1 is that when the one-packaged fire extinguisher is prepared, the weight ratio of the propellant to the liquid is 10:100.

[0079] The propellant 1 is a compound of tetrafluoroethane and isobutane, and the weight ratio of the tetrafluoroethane to the isobutane is 12:0.5.

[0080] The added amount of the propellant 2 is 60wt% of the propellant 1.

[0081] When the two-packaged fire extinguisher is prepared, the propellant is a compound of tetrafluoroethane, nitrogen and carbon dioxide, and the weight ratio of the tetrafluoroethane, nitrogen and carbon dioxide is 6:2:1.2.

[0082] The weight ratio of the propellant to the liquid is 15:100.

[0083] Comparative example 1

[0084] The comparative example 1 of the present application provides a production process of the performance stable fire extinguisher, and the difference from the embodiment 1 is that when the one-packaged fire extinguisher is prepared, the propellant 1 in the propellant is replaced by an equal amount of the propellant 2 for addition.

[0085] When the two-packaged fire extinguisher is prepared, the weight ratio of the propellant to the liquid is 20:100.

[0086] Comparative Example 2

[0087] Comparative Example 2 provides a production process of a performance stable fire extinguisher, the specific implementation of which is the same as that of Example 1, except that when preparing a one-component packaged fire extinguisher, the amount of the propellant 2 added is 40wt% of the propellant 1.

[0088] When preparing a two-component packaged fire extinguisher, the propellant is a compound of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 5:3:1.1.

[0089] Comparative Example 3

[0090] Comparative Example 3 provides a production process of a performance stable fire extinguisher, the specific implementation of which is the same as that of Example 1, except that when preparing a one-component packaged fire extinguisher, the amount of the propellant 2 added is 70wt% of the propellant 1.

[0091] When preparing a two-component packaged fire extinguisher, the propellant is a compound of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 3:2:1.1.

[0092] Performance Test

[0093] 1. Minimum effective spraying time: The minimum effective spraying time test is performed according to the standard GB 4351.1-2005.

[0094] 2. Minimum spraying distance: The minimum spraying distance test is performed according to the standard GB 4351.1-2005.

[0095] The test results are shown in Table 1.

[0096] Table 1

[0097]

Claims

1. A process for the production of a performance stable fire extinguisher, characterized in that, The production process of a one-pack fire extinguisher and a two-pack fire extinguisher; The production process of the one-pack fire extinguisher includes the following steps: tank preparation, liquid filling, valve placement and sealing, propellant filling, qualified product selection, nozzle installation, non-leakage product selection, and product packaging; The propellant in the propellant filling step includes propellant 1 and propellant 2; The propellant 1 is a mixture of tetrafluoroethane and isobutane, and the weight ratio of tetrafluoroethane to isobutane is 8-12:0.3-0.5; The propellant 2 is nitrogen, and the amount of the propellant 2 added is 50-60wt% of the propellant 1; The production process of the two-pack fire extinguisher includes the following steps: tank preparation, valve capsule placement, sealing after propellant filling, liquid filling, qualified product selection, nozzle installation, non-leakage product selection, and product packaging; The propellant is a mixture of tetrafluoroethane, nitrogen, and carbon dioxide, and the weight ratio of tetrafluoroethane, nitrogen, and carbon dioxide is 4-6:1.5-2.5:0.8-1.

3.

2. A process for producing a stable performance fire extinguisher as claimed in claim 1, wherein, The tank in the tank preparation step is one of a tin can and an aluminum can.

3. The process for producing a stable performance fire extinguisher according to claim 1, wherein The valve placement and sealing step includes placing a valve in the fire extinguisher tank, and then using a filling machine to package the valve and the tank into one whole, and the valve is one of a forward valve, a reverse valve, and a full-direction valve.

4. The process for producing a stable performance fire extinguisher according to claim 1, wherein The qualified product selection step is performed by weight measurement, the controlled quality is 755±5g, and the qualified products with the quality within the range are selected.

5. The process for producing a stable performance fire extinguisher as claimed in claim 1, wherein, The non-leakage product selection step is a water bath test method, and the specific operation is to place the product in a 50℃ water bath to observe whether it leaks, and the non-leakage products are selected.

6. Use of a process for the production of a performance-stable fire extinguisher according to any one of claims 1 to 5, characterized in that, The two-pack fire extinguisher can be used to produce household and vehicle water-based fire extinguishers.

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