CN206526434U - A kind of multi-functional fine mist fire-fighting experimental provision - Google Patents
A kind of multi-functional fine mist fire-fighting experimental provision Download PDFInfo
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- CN206526434U CN206526434U CN201720194953.5U CN201720194953U CN206526434U CN 206526434 U CN206526434 U CN 206526434U CN 201720194953 U CN201720194953 U CN 201720194953U CN 206526434 U CN206526434 U CN 206526434U
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Abstract
The utility model discloses a kind of multi-functional fine mist fire-fighting experimental provision, the device is by setting flexible pipe, water tank, delivery port, connecting line, high-pressure plunger pump, plunger water pump outlet pipe, high-pressure hose, injection apparatus, and screw press, pass water through flexible pipe and enter water tank, and the apopore being provided with inside water tank enters high-pressure plunger pump by connecting line, screw press is installed in high-pressure plunger pump, adjust the discharge pressure of high-pressure plunger pump, high-pressure plunger pump internal water is set to sequentially enter high-pressure hose from plunger water pump outlet pipe, injection apparatus, form water mists and water mists type water curtain.The utility model can adjust out different water outlet pressure force value, the water mists and water mists type water curtain of generation different-grain diameter distribution according to the actual requirements by setting screw press.Water mists particle size range disclosure satisfy that different types of fire, and water mists type water curtain has the heat-insulated effect of resistance cigarette, you can applied to intuitively experimental teaching, in the scientific research that can also be applied to related fire prevention.
Description
Technical field
The utility model is related to fire control technology field, and more particularly to one kind can be applied to teaching field and science is ground
Study carefully the multi-functional fine mist fire-fighting experimental provision of the highly integrated high pressure single fluid in field.
Background technology
The research and development and application of fire control technology have extremely important effect for controlling and fighting a fire, and water mists go out
Ignition technique is the new hot issue of security against fire area research.The technology utilizes certain atomization method, passes through special thin water
Above-water method dielectric breakdown is fine mist by fog spray head, be can reach control and knock down the flame, is prevented the fire and smoke spread raising scene of a fire can
The purpose of the apparent distance.The fire-fighting technique has the advantages that pollution-free, fire extinguishing is rapid, water consumption is low, destructive to protection object small,
Flameproof protection can be provided to some traditional not applicable places of above-water method technology institute, expand the application of above-water method, especially
It is the special fire for preventing and treating high-tech area and substantial industrial dangerous matter sources, such as computer room fire, aeronautics and space
Fire, electrical fire of modern large enterprise etc. in aircraft cabin, Water Mist Fire Extinguishing Technique has broad application prospects.In recent years
Come, domestic and foreign scholars have carried out substantial amounts of research to Water Mist Fire Extinguishing Technique, and achieve some valuable achievements in research.
Water Mist Fire Extinguishing Technique is fire-fighting and the important content of courses of safety-related specialized courses.And the thin water of practical application
Belonging to large scale system mist fire extinguishing system Related product, equipment is complicated, expensive, inconvenient movement, discharge pressure is non-adjustable, thin water more
Mist droplet particle size distribution is limited, and the fine mist spray head type of different manufacturers research and development is different, and the water mists characteristic of generation is different,
It is difficult to adapt to the protection demand of polytype fire, it more difficult to be flexibly applied in experimental teaching and scientific research.Due to
Above-mentioned various reasons, at present it is not yet found that being applied to the device of experimental teaching and scientific research to Water Mist Fire Extinguishing Technique.
Utility model content
The purpose of this utility model is to provide a kind of multi-functional fine mist fire-fighting experimental provision, not only with equipment it is simple,
Discharge pressure is adjustable, the advantages of generation particle size distribution range wide one, two, three water mists, but also can pass through and spray dress
Fire extinguishing or resistance hood are realized in the conversion for putting form, have been expanded application form of the water mists in the scene of a fire, have been realized and water mists go out
Ignition technique is applied to experimental teaching and field of scientific study.
To achieve the above object, the utility model provides a kind of multi-functional fine mist fire-fighting experimental provision, many work(
Energy fine mist fire-fighting experimental provision includes：Control cabinet and injection apparatus；The control cabinet includes：Flexible pipe, water tank, apopore, company
Take over road, high-pressure plunger pump, plunger water pump outlet pipe, high-pressure hose and screw press；
Water is entered inside the water tank, the water tank by the flexible pipe is provided with the apopore, and the apopore passes through
The connecting line is connected with the high-pressure plunger pump, the water in the water tank is entered the high-pressure column by the apopore
Fill in and be provided with the plunger water pump outlet pipe inside pump, the high-pressure plunger pump, and the plunger water pump outlet pipe is soft by the high pressure
Pipe is connected with the injection apparatus；The high-pressure plunger pump top is provided with the screw press, for adjusting the high-pressure column
The discharge pressure of pump is filled in, enables water to sequentially enter the high-pressure hose, the injection apparatus by the plunger water pump outlet pipe,
The water mists or water mists type water curtain being variously formulated.
Optionally, the water tank includes：Ball-cock assembly, electronic water level detector, spilled water hole；The ball-cock assembly is placed on the water
In case, it is automatically replenished for controlling cistern water level, and when the cistern water level is not enough, when the cistern water level reaches certain water
Auto water stopping during position；The electronic water level detector be arranged on the water tank bottom side, for when in the water tank water level it is low
When threshold value is set, system alarm is simultaneously automatically stopped the high-pressure plunger pump operating, prevents the high-pressure plunger pump from dallying；It is described
Discharge opening is located at the water tank bottom, for when used time or winter do not freeze the water tank for a long time, by the water tank
Water is thoroughly discharged, and prevents the water tank from getting rusty or aqueous metamorphism.
Optionally, the control cabinet also includes：Divide water threeway group, high-pressure outlet group and solenoid valve block；Described point of water
Threeway group, including first point of water threeway, the second moisture threeway and the 3rd moisture threeway, for passing through the connecting line and institute
The connection of plunger water pump outlet pipe is stated, multigroup water outlet connecting line is formed；The high-pressure outlet group includes the first high-pressure outlet, the
Two high-pressure outlets, the 3rd high-pressure outlet and the 4th high-pressure outlet, on the connecting line, for connecting height
Press flexible pipe；The solenoid valve block includes the first magnetic valve, the second magnetic valve, the 3rd magnetic valve and the 4th magnetic valve, is arranged on
On each point of connecting line between water threeway and each high-pressure outlet, unlatching and pass for controlling high-pressure outlet
Close；Wherein, the plunger water pump outlet pipe is connected by the connecting line with first point of water threeway, first point of water three
Cross the connecting line all to be also connected with second point of water threeway and first high-pressure outlet respectively, described second point
Water threeway is also connected with the 3rd point of water threeway and second high-pressure outlet respectively by the connecting line, institute
State the 3rd point of water threeway by the connecting line respectively also with the 3rd high-pressure outlet and the 4th high-pressure outlet
Connection.
Optionally, the control cabinet also includes：Electric control box, three phase electric machine and connecting line；The three phase electric machine leads to
The connecting line and the electric control box are crossed, power is provided for high-pressure plunger pump operating；The behaviour of the electric appliance control box
Make that power switch is installed on panel, scram button, manual/auto switching button, water pump operation indicator lamp, power supply indicator,
Cut off the water supply indicator lamp, temperature monitor, humidity monitors, for fire fighting test device described in Automated condtrol；Wherein, the temperature
Monitor and humidity monitors, for the temperature and humidity in monitoring test place, and when humiture index exceeds given threshold,
The fire fighting test device is automatically stopped operation, protects the three phase electric machine and the high-pressure plunger pump.
Optionally, the injection apparatus is fixed on support, the injection apparatus, including：Fine mist spray head parent, thin water
Atomizing nozzle, collector pipe and spray boom, for forming water mists or water mists type water curtain；When generating the water mists, from institute
Fine mist spray head and the collector pipe are stated, the fine mist spray head is arranged on the collector pipe, and the high-pressure hose connects institute
State collector pipe；When generating the water mists type water curtain, from the spray boom, the spray boom is connected wherein with the high-pressure hose；
Wherein, the fine mist spray head is connected through a screw thread and constituted by the fine mist spray head parent and 7 mist-generating nozzles, described
The outlet aperture 0.7mm of mist-generating nozzle；The spray boom is provided with 8 mist-generating nozzles.
Optionally, a length of 1.2m of the spray boom, a diameter of 1.5cm；8 water mists are evenly arranged on the spray boom
Nozzle, and the spacing of the adjacent mist-generating nozzle of any two is 16cm.
Optionally, the fire fighting test device also includes：Water purifier；The water purifier passes through the flexible pipe and the water tank
Connection, for preventing impurities in water from blocking the mist-generating nozzle.
Optionally, the fire fighting test device also includes：Return pipe；The return pipe is used to connect the plunger pump water outlet
Pipe and the water tank, make the high-pressure plunger pump and water tank formation loop, it is ensured that when all high-pressure water outlet groups are complete
When portion is opened, between the high-pressure water outlet and the connecting line flow and the plunger water pump outlet pipe and the return pipe it
Between flow and for the high-pressure plunger pump total flow；When high-pressure water outlet is opened in part, the pent water under high pressure
Export the connecting line between water by the return pipe aerial drainage to the water tank, it is ensured that the high-pressure plunger pump it is total
Flow is constant.
Optionally, the fire fighting test device also includes：Pressure gauge；The pressure gauge is arranged on the screw press one
Side, the water outlet pressure force value for checking the high-pressure plunger pump.
The specific embodiment provided according to the utility model, the utility model discloses following technique effect：This practicality is new
Type is by setting flexible pipe, water tank, delivery port, connecting line, high-pressure plunger pump, plunger water pump outlet pipe, high-pressure hose, injection to fill
Put and screw press, pass water through flexible pipe and enter water tank, and the apopore being provided with inside water tank is entered by connecting line
High-pressure plunger pump, screw press, the discharge pressure for adjusting high-pressure plunger pump so that high pressure are installed on high-pressure plunger pump top
Plunger pump internal water sequentially enters high-pressure hose, injection apparatus from plunger water pump outlet pipe, forms water mists and water mists type water curtain.
The utility model can adjust out different water outlet pressure force value according to the actual requirements by setting screw press, generation
The water mists and water mists type water curtain of different-grain diameter distribution.Water mists particle size range disclosure satisfy that different types of fire, thin water
Mist type water curtain can play the heat-insulated effect of resistance cigarette as fire prevention, Smoke prevention partition member；It can be applied to intuitively test religion
Learn, in the scientific research that can also be applied to related fire prevention.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the multi-functional fine mist fire-fighting experimental provision front view of the utility model embodiment；
Fig. 2 is the multi-functional fine mist fire-fighting experimental provision control cabinet structural representation of the utility model embodiment；
Fig. 3 is the multi-functional fine mist fire-fighting experimental provision plunger water pump outlet pipe connection figure of the utility model embodiment；
Fig. 4 is the utility model embodiment water mists type water curtain spray rod device schematic diagram；
Fig. 5 is the utility model embodiment water mists injection apparatus schematic diagram.
The ball-cock assembly 3 of 1 water purifier of flexible pipe 2
The electronic water level detector 6 of 4 electric control box of water tank 5
The high-pressure hose 9 of 7 high-pressure plunger pump of three phase electric machine 8
The spray boom 12 of 10 mist-generating nozzle of support 11
The moisture threeway 15 of 13 plunger water pump outlet pipe 14 of apopore the 3rd
The high-pressure outlet 18 of second 16 first moisture threeway 17 of moisture threeway the 3rd
The high-pressure outlet 21 of 19 second high-pressure outlet of spilled water hole 20 first
The magnetic valve 24 of second 22 first magnetic valve 23 of magnetic valve the 3rd
The pressure gauge 27 of 4th the 4th magnetic valve of high-pressure outlet 25 26
The scram button 30 of 28 power switch of screw press 29
The manual/auto power supply indicator 33 of 31 water pump operation indicator lamp of switching button 32
34 temperature monitor of indicator lamp 35 of cutting off the water supply humidity monitors 36
The fine mist spray head parent 39 of 37 collector pipe of return pipe 38
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of multi-functional fine mist fire-fighting experimental provision, overcomes existing fine mist fire-fighting
System product is complicated, equipment is large-scale, expensive, operating pressure is fixed, discharge pressure is fixed, water mists drop particle diameter distribution
Scope is limited, function is single, is not suitable for college experiment teaching link and the characteristics of base application is studied, hereby utility model
A kind of high pressure single fluid fine spray fire extinguishing system experiment the features such as integrate flexibility, multi-functional, multi-form, strong applicability
Device, can not only put out a fire, and can hinder cigarette, forbid it is full of smoke, so as to be to carry out related demonstration of experiment teaching, research
Application experiment effect and water mists type water curtain system the resistance cigarette effect of heat insulation of fine water mist fire-extinguishing system provide apparatus platform, to disappear
The popularization of water mists focus new technology provides experiment and theoretical research foundation in anti-field.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Fig. 1 is the multi-functional fine mist fire-fighting experimental provision front view of the utility model embodiment；Fig. 2 is that the utility model is real
Apply the multi-functional fine mist fire-fighting experimental provision control cabinet structural representation of example；Fig. 3 is the multi-functional thin water of the utility model embodiment
Mist fire fighting test device plunger water pump outlet pipe connection figure；Fig. 4 is that the utility model embodiment water mists type water curtain spray rod device shows
It is intended to；Fig. 5 is the utility model embodiment water mists injection apparatus schematic diagram.
The utility model is to be based on high pressure single fluid swirling flow atomizing principle, realizes going out for multifunctional high pressure single-fluid water mist
Fiery experimental provision.
Understand that the multi-functional fine mist fire-fighting experimental provision includes according to Fig. 1-Fig. 5：Control cabinet and injection apparatus.
The control cabinet includes：Flexible pipe 1, ball-cock assembly 3, water tank 4, electric control box 5, electronic water level detector 6, three-phase electricity
Machine 7, high-pressure plunger pump 8, high-pressure hose 9, support 10, apopore 13, plunger water pump outlet pipe 14, the 3rd moisture threeway 15, second
Moisture threeway 16, the first moisture threeway 17, the 3rd high-pressure outlet 18, spilled water hole 19, the second high-pressure outlet 20, the first high pressure
Delivery port 21, the second magnetic valve 22, the first magnetic valve 23, the 3rd magnetic valve 24, the 4th high-pressure outlet 25, the 4th magnetic valve
26th, pressure gauge 27, screw press 28 and return pipe 37；
Water is entered in water tank 4 by flexible pipe 1, and the bottom surface of water tank 4 is provided with apopore 13, and apopore 13 passes through connecting line and height
Hydraulic plunger pump 8 is connected, and the inside of high-pressure plunger pump 8 is provided with plunger water pump outlet pipe 14, plunger water pump outlet pipe 14 by connecting line with
First moisture threeway 17 is connected, first point of water threeway 17 by connecting line respectively also with the second moisture threeway 16 and described first
High-pressure outlet 21 is connected, and the second moisture threeway 16 is also extruded with the 3rd point of height of water threeway 15 and second respectively by connecting line
The mouth of a river 20 is connected, and the 3rd point of water threeway 15 is also extruded with the height of the 3rd high-pressure outlet 18 and the 4th respectively by connecting line
The mouth of a river 25 is connected, and each high-pressure outlet is to be connected by high-pressure hose 9 with injection apparatus, can be used for experiment to be formed
Teaching and the water mists or water mists type water curtain of field of scientific study.
Wherein, screw press 28 is arranged on the top of high-pressure plunger pump 8, the discharge pressure for adjusting high-pressure plunger pump 8；Can
According to the actual requirements, different water outlet pressure force value are adjusted out by screw press 28, so as to pass water through plunger water pump outlet pipe 14
High-pressure hose 9, injection apparatus are sequentially entered, a variety of water mists and water mists type water curtain being variously formulated, and water mists
Drip particle size distribution range unrestricted.
As shown in Figure 1.Ball-cock assembly 3 is also equipped with water tank 4, for controlling the water level of water tank 4；By ball-cock assembly 3, it can be achieved to work as
The water level of water tank 4 is automatically replenished when not enough, the auto water stopping when the water level of water tank 4 reaches certain water level.
The bottom side of water tank 4 is provided with electronic water level detector 6, for when water level is less than threshold value is set in water tank 4, being
System is alarmed and is automatically stopped the high-pressure plunger pump 8 and operates, and prevents high-pressure plunger pump 8 from dallying.
Spilled water hole 19 is also provided with the bottom of water tank 4, for when used time or winter do not freeze water tank 4 for a long time, by water tank 4
Interior water is thoroughly discharged, and prevents water tank 4 from getting rusty or aqueous metamorphism.
Injection apparatus is fixed over the mount 10, and in addition to injection apparatus, other assemblies integrated installation is in a control cabinet, just
In operation and control.Fire fighting test device is arranged on experimental stand, and experimental stand bottom is provided with universal wheel and scalable
Fixed pin, is easy to the movement and fixation of device.
In addition, the fire fighting test device also includes water purifier 2, water is entered in water purifier 2 by flexible pipe 1, for preventing water
Middle impurity blocks mist-generating nozzle 11；Water in water purifier 2 enters water tank by flexible pipe 3.
As shown in Fig. 2 power switch 29 is installed on the guidance panel of electric control box 5, it is scram button 30, manual/auto
Switching button 31, water pump operation indicator lamp 32, power supply indicator 33, indicator lamp 34 of cutting off the water supply, temperature monitor 35 and humidity prison
Visual organ 36；Realize that free switching manually or automatically controls fire fighting test device by manual/auto switching button 31；Pass through temperature
Degree monitor 35 and humidity monitors 36, the temperature and humidity in monitoring test place, and according to the temperature and humidity of test site
Control electric control box 5 is turned on or off, and when humiture index exceeds given threshold, electric control box 5 is closed, and then
Fire fighting test device is set to be automatically stopped operation, protection three phase electric machine 7 and high-pressure plunger pump 8.In addition, three phase electric machine 7 passes through connection
Line respectively with electric control box 5, high-pressure plunger pump 8 connects, and is that high-pressure plunger pump 8 provides power.
The fire fighting test device also includes：Pressure gauge 27；The pressure gauge 27 is arranged on the side of screw press 28, for looking into
See the water outlet pressure force value of high-pressure plunger pump 8.
As shown in Figure 3-4, injection apparatus includes mist-generating nozzle 11, spray boom 12, collector pipe 38 and fine mist spray head mother
Body 39.Injection apparatus can change according to experiment purpose, can form water mists type water curtain or water mists.
When generating the water mists, from fine mist spray head and collector pipe 38, fine mist spray head is arranged on collector pipe 38
On, the connection collector pipe 38 of high-pressure hose 9.As shown in figure 3, the fine mist spray head is thin by fine mist spray head parent 39 and 7
Hydraulic spray nozzle 11 is connected through a screw thread composition, the outlet aperture 0.7mm of the mist-generating nozzle 11.
When generating water mists type water curtain, from mist-generating nozzle 11 and spray boom 12, the connection spray boom 12 of high-pressure hose 9.
As shown in figure 4, being evenly arranged 8 mist-generating nozzles 11, and the thin water of arbitrary neighborhood on spray boom 12 long 1.2m, diameter 1.5cm, spray boom
The spacing of atomizing nozzle 11 is 16cm.
As shown in figure 5, the fire fighting test device also includes：Return pipe 37；The return pipe 37 is used to connect the plunger
Water pump outlet pipe 14 and the water tank 4, make the high-pressure plunger pump 8 and the water tank 4 formation loop, it is ensured that when all water under high pressures go out
When mouth group is all turned on, flow between flow and plunger water pump outlet pipe 14 and return pipe 37 between high-pressure water outlet and connecting line
And for high-pressure plunger pump 8 total flow；When high-pressure water outlet is opened in part, pent high-pressure water outlet and connecting line
Between water by the aerial drainage of return pipe 37 to water tank 4, it is ensured that the total flow of high-pressure plunger pump 8 is constant.
First magnetic valve 23 is installed between the first moisture threeway 17 and the first high-pressure outlet 21, in the second moisture three
Logical 16 and second high-pressure outlet 20 second magnetic valve 22 is installed, pacify in the 3rd point of high-pressure outlet 18 of water threeway 15 and the 3rd
Equipped with the 3rd magnetic valve 24, the 4th magnetic valve 26 is installed in the 3rd point of high-pressure outlet 25 of water threeway 15 and the 4th, for controlling
The open and close of high-pressure outlet processed.
Electric control circuit connection high-pressure plunger pump 8, the three phase electric machine 7 of water tank 4, electric control box 5 in electric control box 5
Each button and electronic water level detector 6 on operational control panel, for control high-pressure plunger pump 8, three phase electric machine 7 and
The open and close of each button on the operational control panel of electric control box 5 and the control water level of water tank 4, prevent high-pressure plunger pump
8 idle running.The fire fighting test device can realize operating in a key by the button on the operational control panel of electric control box 5, and can
Realize manually and automatically switching and sudden-stop function.
The utility model provides a kind of multi-functional fine mist fire-fighting experimental provision, by setting screw press, changes pressure
The ginsengs such as power condition control injection apparatus flow, atomization cone angle, particle diameter distribution, size droplet diameter distribution, spray velocity and mist flux
Number, generates various forms of a variety of water mists and water mists type water curtains, can not only put out a fire, and can hinder cigarette, forbids smog
Diffuse；And water mists drop particle size distribution range is unrestricted, so that multi-state experiment condition is realized, in addition, also can be with ISO9705 fire
Calamity simulation laboratory, gallery fire test room etc. are used cooperatively, and versatility is good.Meanwhile, the fire fighting test device price is low
Honest and clean, maintenance cost is low, is easy to manufacturer production and popularization, is particularly suitable for meeting experimental teaching requirement and the scientific research need of major colleges and universities
Ask.
The designing technique for the fire fighting test device that the utility model is provided is ripe, stable, even droplet distribution, can be
I and II water mists can be obtained in different pressure limits, are adapted to A, B, E class fire of putting out a fire to save life and property.The water mists of generation are accorded with completely
Close country《Fine water mist fire-extinguishing system and part general technical specifications》(GB/T 26785-2011) and the Ministry of Public Security《Micro- water smoke drop is gone out
Fiery device authentication technical specification》(CNCACTS0013-2010) the technical standard requirement such as.Meanwhile, the fire fighting test device has tight
Gather compact, highly integrated, pressure adjustable, using flexible, performance stabilization, centralized Control, operating in a key, and strong applicability etc.
Outstanding feature, can form the diversified forms such as the water mists drop and water mists type water curtain of different-grain diameter scope, fixed injection can be achieved
And movable spray, and can be used with other experiment scene combination collocations, can flexibly, it is reliable, be safely applied to experimental teaching
In scientific research.
In addition, the utility model by the fine water mist fire-extinguishing system installed in Practical Project is integrated, multifunction, is changing
Under the operating condition designs such as pressure, flow, the water mists of different-grain diameter scope and Flux Distribution can be obtained, available for A, B, E class of putting out a fire to save life and property
Fire.Various forms of water mists field distribution are converted to by nozzle type and arrangement, the correlation of water mist system is managed
Intuitively change by knowledge, animation, the realization theory effective combination actual with application, the subjectivity of college student study can not only be increased
Dynamic role, can also expand the scope of one's knowledge of college student by carrying out opening experiment and participating in subject study, excite student's
Capacity for scientific research and creativity.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below specific embodiment pair
The utility model is described in further detail.
Fire fighting test device bag disclosed in the component and the utility model that the fire fighting test device that the present embodiment is provided includes
The component included is identical, does not just discuss one by one herein.
The pressure limit of high-pressure plunger pump 8 that the present embodiment is used is 0~12MPa, and flow is 0~21L/min, three phase electric machine
7 power are 4KW, and frequency is 50Hz.Can by screw press 28 by adjust pressure acquire different feed pressures, so as to be formed
The water mists of different mist droplet particle size distributions.Four high-pressure outlets (18,20,21,25) connect four sets of high-pressure hoses 9, can basis
Application requirement selects water outlet connecting line quantity.
The volume 40L of water tank 4, water tank moisturizing is controlled with cutting off the water by ball-cock assembly 3, and water level is automatically replenished when not enough.Set in water tank 4
When having water level in electronic water level detector 6, water tank 4 less than the threshold value that system is set, system alarm can be carried out and stop high pressure automatically
Plunger pump 8, prevents high-pressure plunger pump 8 from dallying.Water purifier 2 is external purifying water body part, and effect is to prevent impurities in water from blocking up
Fill in mist-generating nozzle 11.High-pressure hose 9 connects high-pressure outlet and injection apparatus, with anti-high voltage functionality, is easy to connect and pacifies
Dress.
The present embodiment can obtain water mists and water mists type water curtain according to injection apparatus.
Select fine mist spray head and collector pipe 38 when generating water mists, and by high-pressure hose 9 and high-pressure outlet (18,
20th, 21,25) connect, can be achieved to be fixedly mounted injection and hand-held movable spray, fine mist spray head by 7 mist-generating nozzles 11 with
Fine mist spray head parent 39 is connected through a screw thread composition, the outlet aperture 0.7mm of mist-generating nozzle 11.
Selected during generation water mists type water curtain, with mist-generating nozzle 11 and spray boom 12, and pass through high-pressure hose 9 and high pressure water outlet
Mouth (18,20,21,25) connection；8 are evenly arranged on the spray boom 12 long 1.2m, diameter 1.5cm, and spray boom 12 that the present embodiment is selected
Individual nozzle 12, the spacing 16cm of any two nozzle 12；Spray boom 12 at most may be used in the fire fighting test device provided in the present embodiment
Set 4.
The workflow of the present embodiment is as follows：In experimentation, water inputs water tank 4 by water purifier 2, and by ball-cock assembly 3
Water level in water tank is controlled, water level is automatic when water level is too low to close high-pressure plunger pump 8 while being monitored by electronic water level monitor 7,
After water is full of in water tank, high-pressure plunger pump 8 is opened；Apopore 13 is provided with water tank 4, water enters high-pressure plunger pump from apopore 13
8, operating pressure is adjusted to through screw press 28, water enters water delivery connecting line through high-pressure plunger pump 8；According to spray boom 12 and catchmenting
The use group number of pipe 38, determines the unlatching quantity of high-pressure water outlet (18,20,21,25), and by magnetic valve (22,23,24,26)
Control.Last water enters injection apparatus by high-pressure hose 9, forms water mists or water mists type water curtain.In experimentation, pass through
Temperature monitor 35 and the temperature and humidity in the monitoring test place of humidity monitors 36, when humiture index exceeding standard, the three-phase
Motor 7 and high-pressure plunger pump 8 are automatically stopped operation, reach the purpose of protection three phase electric machine 7 and high-pressure plunger pump 8.
In addition, the present embodiment is by setting screw press 28, different discharge pressures can be adjusted out according to the actual requirements
Value, realizes various forms of a variety of water mists and water mists type water curtain, and water mists drop particle size distribution range is unrestricted.
The fire fighting test device that the present embodiment is provided is to combine water mists mechanism of production, under specific fire scenario, is passed through
Regulating working conditions, can produce the I and II water mists drop with different atomization characteristics, it is adaptable to which different types of fire scenario will
Ask, while can carry out the experiment of cold conditions water mist flow field, many scene water mists using fixed, mobile two kinds of application modes and go out
The multinomial research contents such as fiery performance test and water mists type water curtain resistance cigarette heat-proof quality experiment, available for lecture experiment is passed through, are opened up
Show the jeting effect of fine water mist fire-extinguishing system and water mists type water curtain system；By measurement experiment, water mists mist characteristic is determined
Parameter, including atomization cone angle, particle diameter distribution and droplet density distribution etc.；By designing different working condition experimentings, research water mists system
System is directed to the fire-fighting characteristic of different type fire (A classes, B classes, E classes etc.), and inquires into working condition to fine mist fire-fighting effect
Influence, the application characteristic and application field of further clear and definite water mists；By experiment, the resistance of water mists type water curtain is determined and verified
Cigarette heat-proof quality, determines the rainfall distribution characteristics of the new water curtain, and to the influencing characterisitic of fire smoke and fire scene temperature；It is logical
Experiment is crossed, carries out fixed and hand-held fine water mist fire-extinguishing system operation application respectively, specifies mode of operation method.Therefore,
The fire fighting test device that the utility model is provided is that can be applied to intuitively experimental teaching, can also be applied to related fire prevention
In scientific research.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method of the present utility model and its core concept；Simultaneously for the general technology of this area
Personnel, according to thought of the present utility model, will change in specific embodiments and applications.In summary,
This specification content should not be construed as to limitation of the present utility model.
Claims (9)
1. a kind of multi-functional fine mist fire-fighting experimental provision, it is characterised in that the multi-functional fine mist fire-fighting experimental provision bag
Include：Control cabinet and injection apparatus；The control cabinet includes：Flexible pipe, water tank, apopore, connecting line, high-pressure plunger pump, plunger
Water pump outlet pipe, high-pressure hose and screw press；
Water is entered inside the water tank, the water tank by the flexible pipe is provided with the apopore, and the apopore passes through described
Connecting line is connected with the high-pressure plunger pump, the water in the water tank is entered the high-pressure plunger by the apopore
The plunger water pump outlet pipe is provided with inside pump, the high-pressure plunger pump, and the plunger water pump outlet pipe passes through the high-pressure hose
It is connected with the injection apparatus；The high-pressure plunger pump top is provided with the screw press, for adjusting the high-pressure plunger
The discharge pressure of pump, enables water to sequentially enter the high-pressure hose, the injection apparatus, shape by the plunger water pump outlet pipe
Into various forms of water mists or water mists type water curtain.
2. multi-functional fine mist fire-fighting experimental provision according to claim 1, it is characterised in that the water tank includes：Ball float
Valve, electronic water level detector, spilled water hole；The ball-cock assembly is placed in the water tank, for controlling cistern water level, and when the water
Case water level is automatically replenished when not enough, the auto water stopping when the cistern water level reaches certain water level；The electronic water level detector
Installed in the water tank bottom side, for when water level is less than threshold value is set in the water tank, system alarm to be simultaneously automatically stopped
The high-pressure plunger pump operating, prevents the high-pressure plunger pump from dallying；The discharge opening is located at the water tank bottom, for working as
State water tank for a long time not the used time or winter icing when, the water in the water tank is thoroughly discharged, prevents the water tank from getting rusty or water
It is rotten.
3. multi-functional fine mist fire-fighting experimental provision according to claim 1, it is characterised in that the control cabinet also includes：
Divide water threeway group, high-pressure outlet group and solenoid valve block；Described point of water threeway group, including first point of water threeway, second moisture
Threeway and the 3rd moisture threeway, for being connected by the connecting line with the plunger water pump outlet pipe, form multigroup water outlet
Connecting line；The high-pressure outlet group include the first high-pressure outlet, the second high-pressure outlet, the 3rd high-pressure outlet and
4th high-pressure outlet, on the connecting line, for connecting high-pressure hose；The solenoid valve block includes the first electromagnetism
Valve, the second magnetic valve, the 3rd magnetic valve and the 4th magnetic valve, between each point of water threeway and each high-pressure outlet
The connecting line on, the open and close for controlling high-pressure outlet；Wherein, the plunger water pump outlet pipe passes through described
Connecting line is connected with first point of water threeway, and first point of water threeway is by the connecting line respectively also with described
Two points of water threeways and first high-pressure outlet connection, second point of water threeway by the connecting line respectively also with institute
The 3rd point of water threeway and second high-pressure outlet connection are stated, the 3rd point of water threeway passes through the connecting line point
It is not connected with the 3rd high-pressure outlet and the 4th high-pressure outlet also.
4. multi-functional fine mist fire-fighting experimental provision according to claim 3, it is characterised in that the control cabinet also includes：
Electric control box, three phase electric machine and connecting line；The three phase electric machine, by the connecting line and the electric control box, is institute
State high-pressure plunger pump operating and power is provided；Power switch, scram button, hand are installed on the guidance panel of the electric appliance control box
Dynamic/automatic conversion button, water pump operation indicator lamp, power supply indicator, indicator lamp of cutting off the water supply, temperature monitor, humidity monitors are used
In fire fighting test device described in Automated condtrol；Wherein, the temperature monitor and humidity monitors, for monitoring test place
Temperature and humidity, and when humiture index exceeds given threshold, the fire fighting test device is automatically stopped operation, protection institute
State three phase electric machine and the high-pressure plunger pump.
5. multi-functional fine mist fire-fighting experimental provision according to claim 3, it is characterised in that the injection apparatus is fixed on
On support, the injection apparatus, including：Fine mist spray head parent, mist-generating nozzle, collector pipe and spray boom are thin for being formed
Water smoke or water mists type water curtain；When generating the water mists, from the fine mist spray head and the collector pipe, the thin water
Fog spray head is arranged on the collector pipe, and the high-pressure hose connects the collector pipe；When generating the water mists type water curtain, choosing
The spray boom is used, the spray boom is connected wherein with the high-pressure hose；Wherein, the fine mist spray head is sprayed by the water mists
Head parent and 7 mist-generating nozzles are connected through a screw thread composition, the outlet aperture 0.7mm of the mist-generating nozzle；The spray boom
Provided with 8 mist-generating nozzles.
6. multi-functional fine mist fire-fighting experimental provision according to claim 5, it is characterised in that the spray boom it is a length of
1.2m, a diameter of 1.5cm；8 mist-generating nozzles, and the adjacent water mists of any two are evenly arranged on the spray boom
The spacing of nozzle is 16cm.
7. multi-functional fine mist fire-fighting experimental provision according to claim 5, it is characterised in that the fire fighting test device is also
Including：Water purifier；The water purifier is connected by the flexible pipe with the water tank, for preventing impurities in water from blocking the thin water
Atomizing nozzle.
8. multi-functional fine mist fire-fighting experimental provision according to claim 3, it is characterised in that the fire fighting test device is also
Including：Return pipe；The return pipe is used to connect the plunger water pump outlet pipe and the water tank, makes the high-pressure plunger pump and institute
State water tank formation loop, it is ensured that when all high-pressure water outlet groups are all turned on, the high-pressure water outlet and the connection
Between pipeline between flow and the plunger water pump outlet pipe and the return pipe flow and for the high-pressure plunger pump total stream
Amount；When high-pressure water outlet is opened in part, the water between the pent high-pressure water outlet and the connecting line is by institute
Return pipe aerial drainage is stated to the water tank, it is ensured that the total flow of the high-pressure plunger pump is constant.
9. multi-functional fine mist fire-fighting experimental provision according to claim 1, it is characterised in that the fire fighting test device is also
Including：Pressure gauge；The pressure gauge is arranged on the screw press side, the discharge pressure for checking the high-pressure plunger pump
Value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194953.5U CN206526434U (en) | 2017-03-02 | 2017-03-02 | A kind of multi-functional fine mist fire-fighting experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194953.5U CN206526434U (en) | 2017-03-02 | 2017-03-02 | A kind of multi-functional fine mist fire-fighting experimental provision |
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| CN206526434U true CN206526434U (en) | 2017-09-29 |
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| CN (1) | CN206526434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621146A (en) * | 2017-03-02 | 2017-05-10 | 中国人民武装警察部队学院 | Multifunctional fine water mist type fire extinguishing experiment device |
| CN110025909A (en) * | 2019-01-22 | 2019-07-19 | 上海博雾环保科技有限公司 | A kind of lithium battery test atomization fire-extinguishing system and extinguishing method |
-
2017
- 2017-03-02 CN CN201720194953.5U patent/CN206526434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621146A (en) * | 2017-03-02 | 2017-05-10 | 中国人民武装警察部队学院 | Multifunctional fine water mist type fire extinguishing experiment device |
| CN110025909A (en) * | 2019-01-22 | 2019-07-19 | 上海博雾环保科技有限公司 | A kind of lithium battery test atomization fire-extinguishing system and extinguishing method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |