CN216986133U - Formula heptafluoropropane foam mixing system is gone into to pump - Google Patents
Formula heptafluoropropane foam mixing system is gone into to pump Download PDFInfo
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- CN216986133U CN216986133U CN202220095497.XU CN202220095497U CN216986133U CN 216986133 U CN216986133 U CN 216986133U CN 202220095497 U CN202220095497 U CN 202220095497U CN 216986133 U CN216986133 U CN 216986133U
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- heptafluoropropane
- fire extinguishing
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Abstract
The utility model relates to a pumping type heptafluoropropane foam mixing system. According to the existing heptafluoropropane foam mixed fire extinguishing system, a heptafluoropropane fire extinguishing agent is generally contained by a steel cylinder, and the heptafluoropropane fire extinguishing agent cannot be added when fire extinguishing is carried out due to small capacity and small pneumatic power, so that the heptafluoropropane foam mixed fire extinguishing system can be used in small fire extinguishing areas, and a large fire extinguishing area cannot be applied. The device comprises a heptafluoropropane storage tank, wherein the heptafluoropropane storage tank is connected with a foam liquid mixer through a pipeline and a metering pump, the pipeline is provided with a one-way valve and a control valve, the metering pump and the control valve are controlled to be opened and closed by a controller, one end of the foam liquid mixer is provided with a foam mixed liquid input interface, and the other end of the foam liquid mixer is provided with a heptafluoropropane foam mixed liquid output interface. When the fire extinguishing device is used for extinguishing fire, the supplementary heptafluoropropane fire extinguishing agent can be added, the fire extinguishing device is reliable and stable in performance, compact and reasonable in structure, simple and convenient to maintain and operate, high in fire extinguishing speed and long in burning resistant time, and the fire extinguishing efficiency can be remarkably improved.
Description
Technical Field
The utility model relates to a pumping type heptafluoropropane foam mixing system which is widely applied to fire fighting equipment.
Background
As is well known, the device of the existing heptafluoropropane foam mixed fire extinguishing system is that fire-fighting water and foam concentrate are mixed according to a proportion to form (3% -6%) foam mixed liquid, and meanwhile, a heptafluoropropane fire extinguishing agent is added into the foam mixed liquid according to a proportion and then is conveyed to a fire protection area through a pipeline.
In the device, a foam extinguishing agent is contained in a storage tank, and can be added and supplemented during fire extinguishing, but the heptafluoropropane extinguishing agent is generally contained by a steel cylinder, and air pressure is filled in the steel cylinder as power.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a pumping type heptafluoropropane foam mixing system which is reliable and stable in performance, compact and reasonable in structure and simple and convenient to maintain and operate.
Therefore, the utility model adopts the following technical scheme: the utility model provides a pump income formula heptafluoropropane foam mixing system which characterized in that includes the heptafluoropropane storage tank, the heptafluoropropane storage tank pass through pipeline and measuring pump connection foam liquid blender, the pipeline on set up check valve and control valve, measuring pump and control valve by controller control switch, the one end of foam liquid blender sets up foam mixed liquid input interface, the other end sets up the mixed liquid output interface of heptafluoropropane foam.
Preferably, a flow regulator is further arranged between the metering pump and the foam liquid mixer.
Preferably, the flow regulator is connected to a middle-end interface of the foam-liquid mixer through a pipeline, and the foam mixed liquid input interface and the heptafluoropropane foam mixed liquid output interface are respectively arranged on two sides of the middle-end interface.
Preferably, the foam mixed liquid input interface is connected with a fire water foam mixer, the fire water foam mixer comprises an output port, one end of the output port is connected with fire water, and the other end of the output port is connected with foam liquid.
The utility model has the following beneficial effects:
1. the storage tank is used for containing the heptafluoropropane fire extinguishing agent, the heptafluoropropane fire extinguishing agent is added into foam mixed liquid by utilizing pump suction, and the supplementary heptafluoropropane fire extinguishing agent can be added during fire extinguishing, so that the performance is reliable and stable, the structure is compact and reasonable, and the maintenance operation is simple and convenient.
2. The utility model utilizes the strong suction force and the high conveying pressure of the pump, and the heptafluoropropane fire extinguishing agent with kinetic energy is output and added into the foam mixed liquid by controlling the mixing according to the preset proportion.
3. The utility model improves the existing heptafluoropropane foam mixing system technology and achieves higher efficiency and reliability. The produced foam is uniform, compact and fine, has strong penetrating power, can well absorb heat, has strong cooling effect, has the function of covering and isolating, has long liquid separation time, high fire extinguishing speed and long burning resistance time, and can obviously improve the fire extinguishing efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
The pumping type heptafluoropropane foam mixing system shown in fig. 1 comprises a heptafluoropropane storage tank 1, wherein the heptafluoropropane storage tank is connected with a foam liquid mixer 9 through a pipeline and a metering pump 4, the pipeline is provided with a one-way valve 3 and a control valve 2, the metering pump and the control valve are controlled to be switched by a controller 8, one end of the foam liquid mixer is provided with a foam mixed liquid input interface 6, and the other end of the foam liquid mixer is provided with a heptafluoropropane foam mixed liquid output interface 7.
A flow regulator 5 is also arranged between the metering pump and the foam liquid mixer. The flow regulator 5 regulates and controls the flow. The flow regulator is connected with the middle-end interface of the foam liquid mixer through a pipeline, and the foam mixed liquid input interface and the heptafluoropropane foam mixed liquid output interface are respectively arranged on two sides of the middle-end interface. The foam mixed liquid input interface is connected with a fire water foam mixer, the fire water foam mixer comprises an output port, one end of the output port is connected with fire water, and the other end of the output port is connected with foam liquid. Fire-fighting water foam liquid is prepared in advance in the fire-fighting water foam mixer so as to be mixed with heptafluoropropane subsequently.
When the fire fighting water pump works, firstly, fire fighting water is started to be mixed with foam liquid in proportion, the foam mixed liquid is conveyed to a foam mixed liquid input interface, and meanwhile, the control valve 2 is opened through the controller 8 to start the metering pump 4. After the system is started, the heptafluoropropane fire extinguishing agent in the heptafluoropropane storage tank 1 is pumped and pressurized through the control valve 2 and the one-way valve 3 by the metering pump 4, enters the flow regulator 5, is injected into the heptafluoropropane foam mixed liquid output interface 7, and is conveyed to a fire extinguishing area for fire extinguishing.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (4)
1. The utility model provides a pump into formula heptafluoropropane foam mixing system, its characterized in that includes heptafluoropropane storage tank (1), the heptafluoropropane storage tank pass through pipeline and measuring pump (4) and connect foam liquid mixer (9), the pipeline on set up check valve (3) and control valve (2), measuring pump and control valve by controller (8) control switch, foam liquid mixer's one end sets up foam mixed liquid input interface (6), and the other end sets up heptafluoropropane foam mixed liquid output interface (7).
2. A pump-in heptafluoropropane foam mixing system as claimed in claim 1, wherein a flow regulator (5) is further provided between the metering pump and the foam-liquid mixer.
3. The pump-in heptafluoropropane foam mixing system as claimed in claim 2, wherein the flow regulator is connected to a middle port of the foam-liquid mixer through a pipeline, and the foam mixture input port and the heptafluoropropane foam mixture output port are respectively arranged on both sides of the middle port.
4. The pumping type heptafluoropropane foam mixing system according to claim 3, wherein the foam mixing liquid input port is connected with a fire water foam mixer, the fire water foam mixer comprises an output port, one end of the output port is connected with fire water, and the other end of the output port is connected with foam liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220095497.XU CN216986133U (en) | 2022-01-14 | 2022-01-14 | Formula heptafluoropropane foam mixing system is gone into to pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220095497.XU CN216986133U (en) | 2022-01-14 | 2022-01-14 | Formula heptafluoropropane foam mixing system is gone into to pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216986133U true CN216986133U (en) | 2022-07-19 |
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ID=82388836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220095497.XU Active CN216986133U (en) | 2022-01-14 | 2022-01-14 | Formula heptafluoropropane foam mixing system is gone into to pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216986133U (en) |
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2022
- 2022-01-14 CN CN202220095497.XU patent/CN216986133U/en active Active
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