CN109596310A - A kind of pipeline fray-out of flame spray head flow field PIV test device - Google Patents
A kind of pipeline fray-out of flame spray head flow field PIV test device Download PDFInfo
- Publication number
- CN109596310A CN109596310A CN201811529452.3A CN201811529452A CN109596310A CN 109596310 A CN109596310 A CN 109596310A CN 201811529452 A CN201811529452 A CN 201811529452A CN 109596310 A CN109596310 A CN 109596310A
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- Prior art keywords
- spray head
- pipeline
- branch pipe
- flow field
- fray
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
Abstract
The present invention relates to a kind of pipeline fray-out of flame spray head flow field PIV test device, the opening and closing of the solenoid valve and the screening-mode of camera can control including the operation button that is electrically connected with control circuit, an at least solenoid valve and camera, the control circuit；It further include a pipeline and an at least spray head, the interlude of the pipeline is acrylic transparent pipe, and the spray head connects a branch pipe, a solenoid valve is arranged on the branch pipe, the branch pipe is connect with pump or air compressor；The spray head is arranged in the acrylic transparent pipe, the technical issues of camera is arranged against the spray head and can shoot to the spray head, and the present invention solves the water flow field of fray-out of flame spray head off-line state in pipeline in the prior art and the water flow field characteristic under presence not can be carried out the characterization of quantization property.
Description
Technical field
The present invention relates to fire extinguishing system in pipeline, in particular to a kind of pipeline fray-out of flame spray head flow field PIV test device.
Background technique
With the use of fire extinguishing system in pipeline, water spray or sprinkling nozzle are increasingly becoming powder transfer pipelines and prevent powder
System core component part is protected in the fire-fighting of dirt burning and explosion.The water flow field of fray-out of flame spray head off-line state in pipeline
The characterization of quantization property is not can be carried out with the water flow field characteristic under presence.In addition to this, the cleaning of Mars probes is sprayed
The gas flowfield of head can not accurate description its flow field characteristic using other methods.
Summary of the invention
The purpose of the present invention is to provide a kind of pipeline fray-out of flame spray head flow field PIV test devices, to solve existing skill
The water flow field of fray-out of flame spray head off-line state in art in pipeline and the water flow field characteristic under presence not can be carried out
The technical issues of characterization of quantization property.
To solve the above-mentioned problems, the present invention provides a kind of pipeline fray-out of flame spray head flow field PIV test devices, including
The operation button that is electrically connected with control circuit, an at least solenoid valve and camera, the control circuit can control the solenoid valve
The screening-mode of opening and closing and camera；
It further include a pipeline and an at least spray head, the interlude of the pipeline is acrylic transparent pipe, the spray head connection
A solenoid valve is arranged on the branch pipe in one branch pipe, and the branch pipe is connect with pump or air compressor；The spray head is arranged described
In acrylic transparent pipe, the camera is arranged against the spray head and can shoot to the spray head.
Preferably, described device includes at least one extinguishing spray head, the spray head that extinguishes is connect with one end of an extinguishing branch pipe,
The other end for extinguishing branch pipe and pump connect, and solenoid valve is extinguished in setting one on the extinguishing branch pipe.
Preferably, described device includes two extinguishing spray heads, it is saturating that the two extinguishing spray heads are symmetrically distributed in the acrylic
The inner wall two sides of bright pipe, two extinguishing spray heads are separately connected an extinguishing branch pipe, and electromagnetism is extinguished in setting one on each extinguishing branch pipe
Valve, the two extinguishing branch pipes are all connected on a gathering tube, and a total solenoid valve, the gathering tube and institute are arranged on the gathering tube
State pump connection.
Preferably, described device includes a cleaning sprayer, the cleaning sprayer is connect with one end of a cleaning branch pipe, described
The other end of cleaning branch pipe is connect with air compressor, and a solenoid purge valve is arranged on the cleaning branch pipe.
Preferably, being additionally provided with trace displaying particle generator on the cleaning branch pipe, the solenoid purge valve is close to the cleaning
Spray head, the trace displaying particle generator is close to the air compressor.
Preferably, also setting up a pressure regulator valve on the cleaning branch pipe, the pressure regulator valve is located at the trace displaying particle generator
Between air compressor.
Preferably, a blower, the nozzle of the air port of the blower against the pipeline is arranged in the end of the pipeline.
Preferably, the blower is air-introduced machine, the head end of the pipeline is arranged in the air-introduced machine.
Preferably, the pipeline is connected in sequence by preceding steel pipe, the acrylic transparent pipe and rear steel pipe.
Preferably, the camera is CCD camera.
Compared with prior art, there are following technical effects by the present invention:
1, the present invention uses transparent acrylic pipeline, shoots convenient for flow-field test, shooting and analysis that can be more visible
Spray head Field Characteristics；
2, the present invention can also be using trace particle to blowing gas in addition to the water flow field to spray head characterizes
Spray head Field Characteristics are shot and are analyzed；
3, the present invention provides power using compressed gas source or water pump, while the pressure of nozzle end is adjusted using pressure-regulating valve
Power, and then the Field Characteristics under different operating conditions can be tested；
4, air-introduced machine can be arranged in pipeline one end in the present invention, make to reach in pipeline by the different frequency of setting air-introduced machine
Different wind speed can simulate the feature in different operating condition lower nozzles flow field.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it is therefore apparent that drawings in the following description are only some embodiments of the invention, for ability
For field technique personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.It is attached
In figure:
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of the embodiment of the present invention 2；
Fig. 3 is a kind of control circuit structural representation of pipeline fray-out of flame spray head flow field of the invention PIV test device.
Specific embodiment
Below with reference to Fig. 1 to Fig. 3 to a kind of pipeline fray-out of flame spray head flow field PIV test device provided by the invention into
The detailed description of row, the present embodiment are implemented under the premise of the technical scheme of the present invention, give detailed embodiment
With specific operating process, but protection scope of the present invention is not limited to following embodiments, and those skilled in the art are not changing
In the range of spirit of that invention and content, can it be modified and be polished.
Please refer to Fig. 1 to Fig. 3, a kind of pipeline fray-out of flame spray head flow field PIV (particle image velocimetry method) test device, packet
Operation button, at least a solenoid valve and camera 2 including being electrically connected with control circuit are included, the control circuit can control the electricity
The opening and closing of magnet valve and the screening-mode of camera 2；
It further include a pipeline and an at least spray head, the interlude of the pipeline is acrylic transparent pipe 101, and the spray head connects
A branch pipe is connect, a solenoid valve is set on the branch pipe, the branch pipe is connect with pump 301 or air compressor 3013；The spray head
It is arranged in the acrylic transparent pipe 101, the camera 2 is arranged and can shoot to the spray head against the spray head.
In the present embodiment, one section of the centre of pipeline (test pipeline) is acrylic transparent pipe 101, can both have been born certain
Pressure, and can facilitate flow-field test shoot image.
In the present embodiment, referring to FIG. 1, described device includes at least one extinguishing spray head 305, the extinguishing spray head 305
It is connect with one end of an extinguishing branch pipe, the other end for extinguishing branch pipe is connect with pump 301, and one is arranged on the extinguishing branch pipe and puts out
Go out solenoid valve.
Further, described device includes two extinguishing spray heads 305, and the two extinguishing spray heads 305 are symmetrically distributed in described
The inner wall two sides of acrylic transparent pipe 101, two extinguishing spray heads 305 are separately connected an extinguishing branch pipe, on each extinguishing branch pipe
Solenoid valve is extinguished in setting one, and (i.e. one, which extinguishes spray head 305, connects No.1 extinguishing branch pipe 306, this No.1 is extinguished and 1# is arranged on branch pipe 306
Solenoid valve 304；Another extinguishing spray head 305 connects No. two extinguishing branch pipes 307, and 2# solenoid valve is arranged on this No. two extinguishing branch pipes 307
303), the two extinguishing branch pipes (No.1 extinguishes branch pipe 306 and No. two extinguishing branch pipes 307) are all connected on a gathering tube 308, institute
One total solenoid valve 302 of setting on gathering tube 308 is stated, the gathering tube 308 is connect with the pump 301.To extinguish spray head 305 into
When row flow field is shot, it is first turned on pump 301, opens the operation button of control circuit, control circuit control is first turned on total electromagnetism
Valve 302, two extinguishing solenoid valves (1# solenoid valve 304 and 2# solenoid valve 303) of rear synchronous opening, flow field is opened in control at the same time
Test camera 2 is at screening-mode, tests 305 flow field of spray head is extinguished.
In the present embodiment, two extinguishing spray heads 305 are symmetric, and respectively extinguish solenoid valve control opening and closing, purpose by one
It is another water flow field situation for extinguishing spray head when can simulate to extinguish branch pipe all the way or extinguish spray head damage.
In the present embodiment, pump 301 can choose water pump, and pipeline can simulate static conditions lower nozzle water flow field feelings
Condition.
In the present embodiment, referring to FIG. 2, described device includes a cleaning sprayer 309, the cleaning sprayer 309 and one
One end connection of branch pipe 3010 is cleaned, the other end of the cleaning branch pipe 3010 is connect with air compressor 3013, the cleaning
One solenoid purge valve 3014 is set on branch pipe 3010.
Further, trace displaying particle generator 3011, the solenoid purge valve are additionally provided on the cleaning branch pipe 3010
3014 close to the cleaning sprayer 309, and the trace displaying particle generator 3011 is close to the air compressor 3013, air compression
Machine 3013 provides gas source, and gas provides pressure by compressor, is subsequently passed trace displaying particle generator 3011, and gas carries tracer grain
Enter in testing tube road after son, tests its gas flowfield in the way of gas plus trace particle.I.e. in the present embodiment, it cleans
Branch pipe 3010 is also particle delivery pipe.
Further, a pressure regulator valve 3012 is also set up on the cleaning branch pipe 3010, the pressure regulator valve 3012 is located at described
Between trace displaying particle generator 3011 and air compressor 3013.Pressure regulator valve 3012 can adjust the outlet end of cleaning sprayer 309
Pressure, and then adjust the gas pressure that cleaning sprayer 309 exports.
Further, one blower 104 is set in the end of the pipeline, the air port of the blower 104 is against the pipeline
Nozzle, can be simulated by the wind of different frequency the situation lower nozzle different in flow rate flow field in pipeline dynamic test.This reality
The preferably air-introduced machine of a blower 104 is applied, the air-introduced machine is equipped with induced duct 105.
Further, the pipeline be sequentially connected by preceding steel pipe 102, the acrylic transparent pipe 101 and rear steel pipe 103 and
At.
Further, the camera 2 is CCD camera.
Control circuit belongs to mature technology, and the present invention is only used to control circuit, does not do to control circuit itself
Specific to improve, therefore, details are not described herein again.In the present embodiment, referring to FIG. 3, control circuit includes operation button, centre
Reason module and drive module, the operation button and drive module are electrically connected with central processing module respectively, drive module difference
It is electrically connected with 2# solenoid valve 303,1# solenoid valve 304, total solenoid valve 302, solenoid purge valve 3014 and camera 2.
Embodiment 1
The present embodiment is the water flow field feature that spray head 305 is extinguished in test.
Referring to Fig. 1 and Fig. 3, a kind of pipeline fray-out of flame spray head flow field PIV test device, including by preceding steel pipe 102, described
Pipeline that acrylic transparent pipe 101 and rear steel pipe 103 are connected in sequence, flow-field test camera 2, pump 301, total solenoid valve
302,2# solenoid valve 303,1# solenoid valve 304, extinguishing spray head 305, No.1 are extinguished 306, No. two extinguishing branch pipes 307 of branch pipe, are summarized
Pipe 308 and pump 301, pump 301 provide power with water for pipeline and spray head.When being tested, pump 1 is opened first, is mentioned
For power, the operation button of control circuit is opened thereafter, total solenoid valve 302 is opened at this time, 1# solenoid valve 304,2# solenoid valve
303 successively open, and at the same time, control circuit controls flow-field test camera 2 and enters screening-mode, will extinguish the stream of spray head 305
Field is recorded and is characterized, and is handled using flow-field test test software test picture.
Embodiment 2
The present embodiment is Field Characteristics of the test using trace particle to 309 blowing gas of cleaning sprayer.
Referring to figs. 2 and 3, a kind of pipeline fray-out of flame spray head flow field PIV test device, including by preceding steel pipe 102, described
Pipeline that acrylic transparent pipe 101 and rear steel pipe 103 are connected in sequence, flow-field test camera 2, cleaning sprayer 309, cleaning
Solenoid valve 3014, cleaning branch pipe 3010 (trace particle delivery pipe), trace displaying particle generator 3011, pressure regulator valve 3012 and air pressure
Contracting machine 3013, air compressor 3013 provide compressed air as power for entire test process.When need to cleaning sprayer into
When row test, air compressor 3013 is opened first, adjusts pressure regulator valve 3012 to convenient pressure, air enters trace particle hair
Raw device 3011 can bring trace particle into cleaning branch pipe 3010, open the operation button of control circuit at this time, and control circuit is same
Solenoid purge valve 3014 is opened in step control and flow-field test camera 2 carries out the shooting of cleaning sprayer flow field.
The above disclosure is just a few specific examples of the present application, however, this application is not limited to this, any this field
Technical staff can think variation, should all fall in the protection domain of the application.
Claims (10)
1. a kind of pipeline fray-out of flame spray head flow field PIV test device, which is characterized in that including the behaviour being electrically connected with control circuit
Make button, at least a solenoid valve and camera, the control circuit can control the opening and closing of the solenoid valve and the shooting mould of camera
Formula；
It further include a pipeline and an at least spray head, the interlude of the pipeline is acrylic transparent pipe, and the spray head connects one
It manages, a solenoid valve is set on the branch pipe, the branch pipe is connect with pump or air compressor；The spray head setting is at described sub- gram
In power transparent pipe, the camera is arranged against the spray head and can shoot to the spray head.
2. a kind of pipeline fray-out of flame spray head flow field as described in claim 1 PIV test device, which is characterized in that the dress
It sets and extinguishes spray head including at least one, the spray head that extinguishes is connect with one end of an extinguishing branch pipe, the other end for extinguishing branch pipe
It is connected with pump, solenoid valve is extinguished in setting one on the extinguishing branch pipe.
3. a kind of pipeline fray-out of flame spray head flow field as claimed in claim 2 PIV test device, which is characterized in that the dress
It sets including two extinguishing spray heads, the two inner wall two sides extinguished spray head and be symmetrically distributed in the acrylic transparent pipe, two extinguish
Spray head is separately connected an extinguishing branch pipe, and solenoid valve is extinguished in setting one on each extinguishing branch pipe, and the two extinguishing branch pipes connect
It is connected on a gathering tube, a total solenoid valve is set on the gathering tube, the gathering tube and the pump connect.
4. a kind of pipeline fray-out of flame spray head flow field as claimed in claim 1 or 2 PIV test device, which is characterized in that described
Device include a cleaning sprayer, the cleaning sprayer with one cleaning branch pipe one end connect, it is described clean branch pipe the other end and
Air compressor connects, and a solenoid purge valve is arranged on the cleaning branch pipe.
5. a kind of pipeline fray-out of flame spray head flow field as claimed in claim 4 PIV test device, which is characterized in that described clear
It washes and is additionally provided with trace displaying particle generator on branch pipe, the solenoid purge valve occurs close to the cleaning sprayer, the trace particle
Device is close to the air compressor.
6. a kind of pipeline fray-out of flame spray head flow field as claimed in claim 5 PIV test device, which is characterized in that described clear
It washes on branch pipe and also sets up a pressure regulator valve, the pressure regulator valve is between the trace displaying particle generator and air compressor.
7. a kind of pipeline fray-out of flame spray head flow field as described in claim 1 PIV test device, which is characterized in that described
The end of pipeline is arranged a blower, the nozzle of the air port of the blower against the pipeline.
8. a kind of pipeline fray-out of flame spray head flow field as claimed in claim 7 PIV test device, which is characterized in that the wind
Machine is air-introduced machine, and the head end of the pipeline is arranged in the air-introduced machine.
9. a kind of pipeline fray-out of flame spray head flow field as described in claim 1 PIV test device, which is characterized in that the pipe
Road is connected in sequence by preceding steel pipe, the acrylic transparent pipe and rear steel pipe.
10. a kind of pipeline fray-out of flame spray head flow field as described in claim 1 PIV test device, which is characterized in that the phase
Machine is CCD camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529452.3A CN109596310A (en) | 2018-12-13 | 2018-12-13 | A kind of pipeline fray-out of flame spray head flow field PIV test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529452.3A CN109596310A (en) | 2018-12-13 | 2018-12-13 | A kind of pipeline fray-out of flame spray head flow field PIV test device |
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| Publication Number | Publication Date |
|---|---|
| CN109596310A true CN109596310A (en) | 2019-04-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811529452.3A Pending CN109596310A (en) | 2018-12-13 | 2018-12-13 | A kind of pipeline fray-out of flame spray head flow field PIV test device |
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| CN (1) | CN109596310A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686876A (en) * | 2019-09-10 | 2020-01-14 | 浙江欧康电子信息技术有限公司 | Pipeline spark arrester performance test method |
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| CN104568367A (en) * | 2013-10-25 | 2015-04-29 | 中国石油化工股份有限公司 | Testing device for measuring cold-state flow field in gas burner based on PIV (particle image velocimetry) technique |
| CN105424313A (en) * | 2015-12-24 | 2016-03-23 | 中国计量学院 | Gas flow field detecting device in static pressure gas bearing and use method thereof |
| CN105486479A (en) * | 2015-12-28 | 2016-04-13 | 浙江大学 | Novel motor flow field observation device and method |
| CN105909444A (en) * | 2016-05-09 | 2016-08-31 | 江苏科技大学 | Marine diesel engine spray field measuring system and method based on three-dimensional PIV |
| CN106593718A (en) * | 2016-11-14 | 2017-04-26 | 江苏大学 | Dual-fuel jet research device combining schlieren technology and PIV technology and method thereof |
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2018
- 2018-12-13 CN CN201811529452.3A patent/CN109596310A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564728A (en) * | 2011-12-15 | 2012-07-11 | 中国人民解放军军事医学科学院卫生装备研究所 | Method and experimental device for measuring flow field of human upper respiratory tract based on particle image velocimetry (PIV) technology |
| CN104568367A (en) * | 2013-10-25 | 2015-04-29 | 中国石油化工股份有限公司 | Testing device for measuring cold-state flow field in gas burner based on PIV (particle image velocimetry) technique |
| CN105424313A (en) * | 2015-12-24 | 2016-03-23 | 中国计量学院 | Gas flow field detecting device in static pressure gas bearing and use method thereof |
| CN105486479A (en) * | 2015-12-28 | 2016-04-13 | 浙江大学 | Novel motor flow field observation device and method |
| CN105909444A (en) * | 2016-05-09 | 2016-08-31 | 江苏科技大学 | Marine diesel engine spray field measuring system and method based on three-dimensional PIV |
| CN106593718A (en) * | 2016-11-14 | 2017-04-26 | 江苏大学 | Dual-fuel jet research device combining schlieren technology and PIV technology and method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110686876A (en) * | 2019-09-10 | 2020-01-14 | 浙江欧康电子信息技术有限公司 | Pipeline spark arrester performance test method |
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