CN206862603U - Solids filling apparatus and flow field survey device - Google Patents
Solids filling apparatus and flow field survey device Download PDFInfo
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- CN206862603U CN206862603U CN201720752368.2U CN201720752368U CN206862603U CN 206862603 U CN206862603 U CN 206862603U CN 201720752368 U CN201720752368 U CN 201720752368U CN 206862603 U CN206862603 U CN 206862603U
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Abstract
Solids filling apparatus and flow field survey device provided by the utility model, it is related to PIV measuring technology mesohighs particle filling field.The solids filling apparatus includes air supply system, barostat, vaporific particle generator and filling pipeline.Air supply system is connected with vaporific particle generator, for providing power for vaporific particle generator.Barostat is connected with air supply system, for adjusting and maintaining the bleed pressure that air supply system is added in vaporific particle generator stable.One end of filling pipeline is connected with vaporific particle generator, and the other end for filling pipeline connects with pilot region, for the vaporific particle in vaporific particle generator to be filled into pilot region.Solids filling apparatus pressure adjustable, uniform particle sizes are stable.The utility model additionally provides a kind of flow field survey device, including above-mentioned solids filling apparatus, it is possible to achieve fills trace particle to the pilot region of different pressures grade, manipulation is convenient, and measurement is accurate.
Description
Technical field
High pressure particle loading technique field is the utility model is related to, in particular to a kind of solids filling apparatus
With flow field survey device.
Background technology
Now with the progress of technology, people more and more pay close attention to the flow field of labyrinth, particularly high-pressure area
Structure.Such as high pressure natural gas line flow field, high-pressure fluid machine internal flowing etc..The test of these fluidal textures is required to
To solid PIV (Particle image velocity, velocity imaging instrument) special trace particle of test zone filling high pressure.
The special filling apparatus of traditional particle is less, is generally processed to be customized according to use demand.There is low pressure liquid filling dress at present
Put, low pressure dust filling apparatus etc., there is no special high-pressure filling apparatus.It is following main that particle filling apparatus typically requires that it has
Function：1. solid or liquid trace particle are well mixed.2. trace particle is added into fluid machinery test zone.3. after filling
Trace particle is uniformly distributed in flow-field test region.4. trace particle particle diameter meets normal distribution.5. trace particle particle size
Meet test request (particle size, particle concentration, reflective followability) etc. parameter.
These current filling apparatus are primarily present following problem：1st, particle is few, particle concentration is uneven；2nd, can not
It is filled into Hi-pot test region；3rd, the shortcomings of trace particle particle diameter is non-adjustable, existing filling apparatus filling trace particle is caused
It is difficult to meet needs.
In view of this, a kind of solids filling apparatus is designed and manufactured, it is possible to achieve fill grain to Hi-pot test region
Footpath, which is evenly distributed, concentration is controllable, particle size is adjustable etc. meets the PIV trace particles of PIV testing requirements, and the solid added
Trace particle is convenient for changing, and it is that the technology for being badly in need of improving in high pressure particle loading technique field is asked to meet different testing requirements
Topic.
Utility model content
The purpose of this utility model is to provide a kind of solids filling apparatus, it is possible to achieve adds to Hi-pot test region
Note particle diameter distribution is uniform, and concentration is controllable, the adjustable trace particle of particle size, to meet different test requests.
The purpose of this utility model, which also resides in, provides a kind of flow field survey device, including above-mentioned solids filling dress
Put, pressure adjustable, it is possible to achieve trace particle is filled to the pilot region of different pressures grade, manipulation is convenient, and measurement is accurate.
The utility model, which improves its technical problem, to be realized using following technical scheme.
A kind of solids filling apparatus provided by the utility model, for solids to be filled into pilot region, institute
Stating solids filling apparatus includes air supply system, barostat, vaporific particle generator and filling pipeline.
The air supply system is connected with the vaporific particle generator, dynamic for being provided for the vaporific particle generator
Power, so that the solids turn into vaporific particle.The barostat is connected with the air supply system, for adjusting and tieing up
Hold the bleed pressure that the air supply system is added in the vaporific particle generator.One end of the filling pipeline and the mist
Shape particle generator connects, and the other end of the filling pipeline connects with the pilot region, for the vaporific particle to be sent out
The vaporific particle in raw device is filled into the pilot region.
Further, the solids filling apparatus also includes aerating pipeline, one end of the aerating pipeline with it is described
Air supply system is connected, and the other end of the aerating pipeline is stretched into the vaporific particle generator.The barostat includes
First pressure-reducing valve, on the aerating pipeline, first pressure-reducing valve is used to adjust the vaporific grain first pressure-reducing valve
Air pressure in electronic generator.
Further, the aerating pipeline is provided with nozzle located at one end of the vaporific particle generator, and the nozzle is in
It is horn-like.
Further, the aerating pipeline is segmented including three-way interface, the first segmentation, the second segmentation and the 3rd, and described three
Connecting mouth includes first interface, second interface and the 3rd interface；First segmentation connects the air supply system and described first
Interface, second segmentation, which connects the second interface and the vaporific particle generator and stretches into the vaporific particle, to be occurred
In device, the 3rd segmentation connects the 3rd interface and the vaporific particle generator.
Further, the barostat includes the second pressure-reducing valve, and second pressure-reducing valve is segmented located at the described 3rd,
For maintaining the air pressure in the vaporific particle generator；First pressure-reducing valve is located at the described second segmentation.
Further, the air supply system includes air accumulator, and the air accumulator is used to store gas, and the air accumulator passes through
The aerating pipeline is connected with the vaporific particle generator, and source of the gas is provided for the vaporific particle generator.
Further, the first valve is provided with first segmentation, first valve is connected with the air accumulator, is used
In the output for controlling the gas in the air accumulator.
Further, the filling pipeline, which is provided with, adds mouth, and the addition mouth is trunnion, and the shape of the addition mouth is in
Both ends diameter is big, mid diameter is small；The vaporific particle enters the pilot region through the addition mouth.
Further, the filling pipeline is provided with the second valve, second valve and described plus inlet in series, described
Second valve is used to control the vaporific particle to enter or do not enter the pilot region.
A kind of flow field survey device provided by the utility model, the flow field survey device include test device and above-mentioned
Solids filling apparatus, the test device is interior to be provided with the pilot region, and the solids filling apparatus passes through described
Filling pipeline is connected with the test device, and the vaporific particle is filled into the test and filled by the solids filling apparatus
In putting.
Solids filling apparatus and flow field survey device provided by the utility model have the beneficial of the following aspects
Effect：
Solids filling apparatus provided by the utility model, for solids to be filled into pilot region, solid grain
Sub- filling apparatus includes air supply system, barostat, vaporific particle generator and filling pipeline.By by air supply system and mist
Shape particle generator connects, for providing power for vaporific particle generator, so that solids turn into vaporific particle.Passing through will
Barostat is connected with air supply system, for the source of the gas pressure for adjusting and maintaining air supply system to be added in vaporific particle generator
Power.By the way that the one end for filling pipeline is connected with vaporific particle generator, the other end for filling pipeline connects with pilot region, uses
In the vaporific particle in vaporific particle generator is filled into pilot region.The air pressure of the solids filling apparatus is adjustable, grain
Footpath is adjustable, may be such that particle diameter distribution is uniform, and easy to operate, can meet the testing requirement of different pressures grade, has great
Application value.
Flow field survey device provided by the utility model, flow field survey device include test device and above-mentioned solids
Filling apparatus, test device is interior to be provided with pilot region, and solids filling apparatus is connected by filling pipeline with test device, Gu
Vaporific particle is filled into test device by body particle filling apparatus.The flow field survey device can be realized to different pressures grade
Pilot region filling trace particle, manipulation is convenient, and measurement is accurate.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the composition frame chart for the solids filling apparatus that the utility model specific embodiment provides；
Fig. 2 is the structural representation for the solids filling apparatus that the utility model specific embodiment provides；
Fig. 3 is the structural representation of the addition mouth for the solids filling apparatus that the utility model specific embodiment provides；
Fig. 4 is the composition frame chart for the flow field survey device that the utility model specific embodiment provides.
Icon：100- solids filling apparatus；101- pilot regions；110- air supply systems；The valves of 111- first；120-
Aerating pipeline；121- first is segmented；123- second is segmented；1231- nozzles；The pressure-reducing valves of 1233- first；125- the 3rd is segmented；
The pressure-reducing valves of 1251- second；127- three-way interfaces；The vaporific particle generators of 130-；140- fills pipeline；141- adds mouth；1411-
First end；1413- the second ends；In the middle part of 1415-；150- barostats；200- flow field survey devices；210- test dresses
Put.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that the orientation or position relationship of the instruction such as term " on ", " under "
For based on orientation shown in the drawings or position relationship, or the utility model product using when the orientation or position usually put
Relation, or the orientation that usually understands of those skilled in the art or position relationship, are for only for ease of description the utility model
Described with simplifying, rather than the equipment or element of instruction or hint meaning there must be specific orientation, with specific orientation structure
Make and operate, therefore it is not intended that to limitation of the present utility model.
" first " of the present utility model, " second " etc., it is used only for being distinguish between in description, not special contains
Justice.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be to be joined directly together, can also be indirectly connected by intermediary.For the ordinary skill in the art, can be specific
Situation understands concrete meaning of the above-mentioned term in the utility model.
Fig. 1 is the composition frame chart for the solids filling apparatus 100 that the utility model specific embodiment provides, and Fig. 2 is this
The structural representation for the solids filling apparatus 100 that utility model specific embodiment provides, refer to Fig. 1 and Fig. 2.
A kind of solids filling apparatus 100 that the present embodiment provides, for solids to be filled into pilot region
101, solids filling apparatus 100 includes air supply system 110, aerating pipeline 120, barostat 150, vaporific particle and occurred
Device 130 and filling pipeline 140.
Air supply system 110 is connected with vaporific particle generator 130, for providing power for vaporific particle generator 130, with
Solids are made to turn into vaporific particle.Barostat 150 is connected with air supply system 110, for adjusting and maintaining air supply system
110 are added to the bleed pressure in vaporific particle generator 130.One end of filling pipeline 140 connects with vaporific particle generator 130
Connect, the other end of filling pipeline 140 connects with pilot region 101, for the vaporific particle in vaporific particle generator 130 to be added
Note pilot region 101.
One end of aerating pipeline 120 is connected with air supply system 110, and the other end of aerating pipeline 120 stretches into vaporific particle hair
In raw device 130.Preferably, aerating pipeline 120 includes the segmentation of three-way interface 127, first 121, second segmentation 123 and the 3rd segmentation
125, three-way interface 127 includes first interface, second interface and the 3rd interface.The connection air supply systems 110 of first segmentation 121 and the
One interface, the connection second interface of the second segmentation 123 and vaporific particle generator 130 are simultaneously stretched into vaporific particle generator 130,
The 3rd interface of connection of 3rd segmentation 125 and vaporific particle generator 130.
Barostat 150 includes the first pressure-reducing valve 1233 and the second pressure-reducing valve 1251, and the first pressure-reducing valve 1233, which is located at, to be added
In second segmentation 123 of feed channel 120, the first pressure-reducing valve 1233 is used to adjust the air pressure in vaporific particle generator 130.Second
Pressure-reducing valve 1251 is located at the 3rd segmentation 125, for maintaining the air pressure in vaporific particle generator 130.
Specifically, the one end of the second segmentation 123 of aerating pipeline 120 in vaporific particle generator 130 is provided with nozzle
1231, nozzle 1231 is in horn-like, is accelerated for gas.Horn-like nozzle 1231 can form faster jet velocity, full
The demand of foot purging solids, the solids purging in vaporific particle generator 130 is got up, is suspended in vaporific particle hair
The raw intracavitary of device 130, forms vaporific particle.It is the gas pressure that adjustable nozzles 1231 eject using the first pressure-reducing valve 1233,
Meet different test requests by adjusting air pressure.
The gases at high pressure that vaporific particle generator 130 is ejected by nozzle 1231, the solids in volume are purged
Get up, uniform vaporific particle is formed in the intracavitary of vaporific particle generator 130.The 3rd point is adjusted using the second pressure-reducing valve 1251
Section 125 is incorporated into the gas pressure in vaporific particle generator 130, can maintain the pressure of vaporific particle generator 130, ensures
Pressure stability in vaporific particle generator 130, so that it is guaranteed that the particle diameter of filling is uniform.
Air supply system 110 includes air accumulator, and air accumulator is used to storing gases at high pressure, air accumulator by aerating pipeline 120 with
Vaporific particle generator 130 is connected, and source of the gas is provided for vaporific particle generator 130.
In the present embodiment, the first valve 111 is provided with the first segmentation 121, the first valve 111 is the high pressure valve of standard
Door, the first valve 111 is connected with air accumulator, for controlling the output of the gas in air accumulator.
Fig. 3 is that the structure of the addition mouth 141 for the solids filling apparatus 100 that the utility model specific embodiment provides is shown
It is intended to, refer to Fig. 3.
Pipeline 140 is filled outside vaporific particle generator 130, for connecting vaporific particle generator 130 and trial zone
Domain 101.Fill pipeline 140 be provided with add mouth 141, additions mouth 141 be trunnion, add mouth 141 shape be in both ends diameter greatly,
The diameter of middle part 1415 is small.
Preferably, adding mouth 141 includes first end 1411, the second end 1413 and middle part 1415, first end
1411 and the second end 1413 be cylinder, first end 1411 connected with the second end 1413 by the transition of middle part 1415, in
The external diameter of the cross-sectional area reduction of portion 1415, first end 1411 and the second end 1413 is more than the external diameter at middle part 1415.Utilize text
(trunnion) effect in mound, when restricted flow is when by the flow section of diminution, there is the phenomenon of flow velocity increase, its flow in fluid
It is inversely proportional with flow section.Gas and solids are accelerated by trunnion (adding mouth 141) and are added to high pressure with diffusion way
Pilot region 101.
Also, filling pipeline 140 is provided with the second valve, and the second valve is high pressure valve, as the filling of vaporific particle
Switch.Second valve is connected with adding mouth 141, and the second valve is used to control vaporific particle to enter or do not enter pilot region 101.
Preferably, vaporific particle generator 130 is provided with multiple filling pipelines 140, multiple filling pipelines 140 are set side by side
Put, each fill is equipped with the addition valve of mouth 141 and second on pipeline 140.Four filling pipelines are employed in the present embodiment
140, it is not limited to this or five, eight etc., according to being actually needed flexible setting.
It should be noted that the first pressure-reducing valve 1233 and the second pressure-reducing valve 1251 are the high-pressure pressure-reducing valve of standard.Second
Pressure-reducing valve 1251 is as auxiliary source of the gas, for stablizing the gas pressure in the vaporific cavity volume of particle generator 130 so that whole mist
Stable, uniform particle is formed in shape particle generator 130, particle diameter is in normal distribution, ensures each grain for adding mouth 141 and adding
Sub- uniform diameter, even concentration.
Fig. 4 is the composition frame chart for the flow field survey device 200 that the utility model specific embodiment provides, and refer to Fig. 4.
A kind of flow field survey device 200 provided by the utility model, flow field survey device 200 include the He of test device 210
Above-mentioned solids filling apparatus 100, test device 210 is interior to be provided with pilot region 101, and solids filling apparatus 100 is logical
Cross filling pipeline 140 to connect with test device 210, vaporific particle is filled into test device 210 by solids filling apparatus 100
It is interior.
Solids filling apparatus 100 and flow field survey device 200 provided by the utility model, its operation principle are as follows：
To meet high pressure flow-field test needs, it is necessary to provide trace particle to high pressure test area 101.According to the fortune of gas
The dynamic principle always moved from high-pressure area to area of low pressure, it is higher than experiment when adjusting the pressure in vaporific particle generator 130
During the pressure in region 101, vaporific trace particle will be flowed from high-pressure area to the pilot region 101 of low pressure.The utility model
The solids filling apparatus 100 of offer, the first valve 111 is opened, the high-pressure air source in air accumulator is passed through into three-way interface
127, the second segmentation 123 is introduced by three-way interface 127, reached through the second segmentation 123 at nozzle 1231, because nozzle 1231 is set
In in vaporific particle generator 130, the gas after the acceleration of nozzle 1231 has purged the solid grain in vaporific particle generator 130
Son, form vaporific particle.The second valve is opened, vaporific particle is filled into pilot region through filling the addition mouth 141 on pipeline 140
101, the vaporific particle of these filling is as trace particle, the measurement for high pressure flow field.The solids filling apparatus 100 can
As the filling apparatus of velocity imaging instrument special high-pressure particle, the flow field in field of fluid machinery inner high voltage system can be used for
Measurement.
First pressure-reducing valve 1233 is used to regulate and control the pressure that vaporific particle is formed, and the second pressure-reducing valve 1251 is used to stablize vaporific grain
Pressure in electronic generator 130, to ensure that the vaporific particle diameter of formation is uniform, it is filled into the vaporific particle of each addition mouth 141
Uniform particle sizes, distributed density are uniform.
In summary, solids filling apparatus 100 provided by the utility model has the beneficial effect of the following aspects
Fruit：
Solids filling apparatus 100, first provided by the utility model, using high-pressure air source as power, Ke Yixiang
High pressure test area 101 fills trace particle.Second, the trace particle of different-grain diameter size can be filled, realizes vaporific particle
Particle diameter it is adjustable controllable；Trace particle is filled to the pilot region 101 of different pressures grade it is also possible to realize.3rd, adopt
With the second pressure-reducing valve 1251, ensure the pressure stability in vaporific particle generator 130 so that the trace particle uniform particle sizes of filling
Stable, each trace particle for adding mouth 141 is evenly distributed, that is, be added to high pressure test area 101 trace particle even concentration,
Be evenly distributed stabilization.
Flow field survey device 200 provided by the utility model, above-mentioned solids filling apparatus 100 is employed, can be to
High pressure test area 101 fills trace particle, and ensures the trace particle uniform particle sizes of filling, is evenly distributed stably, flow field point
It is accurate to analyse measurement result, there is great application value.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various changes, combination and change.It is all it is of the present utility model spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. solids filling apparatus, for solids to be filled into pilot region, it is characterised in that the solid grain Sub- filling apparatus includes air supply system, barostat, vaporific particle generator and filling pipeline；The air supply system is connected with the vaporific particle generator, for providing power for the vaporific particle generator, with The solids are made to turn into vaporific particle；The barostat is connected with the air supply system, for adjusting and maintaining institute State the bleed pressure that air supply system is added in the vaporific particle generator；One end of the filling pipeline and the vaporific grain Electronic generator connects, and the other end of the filling pipeline connects with the pilot region, for by the vaporific particle generator In the vaporific particle be filled into the pilot region.
- 2. solids filling apparatus according to claim 1, it is characterised in that the solids filling apparatus also wraps Aerating pipeline is included, one end of the aerating pipeline is connected with the air supply system, and the other end of the aerating pipeline stretches into described In vaporific particle generator；The barostat includes the first pressure-reducing valve, and first pressure-reducing valve is located at the aerating pipeline On, first pressure-reducing valve is used to adjust the air pressure in the vaporific particle generator.
- 3. solids filling apparatus according to claim 2, it is characterised in that the aerating pipeline is located at described vaporific One end of particle generator is provided with nozzle, and the nozzle is in horn-like.
- 4. solids filling apparatus according to claim 2, it is characterised in that the aerating pipeline connects including three Mouth, the first segmentation, the second segmentation and the 3rd segmentation, the three-way interface include first interface, second interface and the 3rd interface；Institute State the first segmentation and connect the air supply system and the first interface, second segmentation connects the second interface and the mist Shape particle generator is simultaneously stretched into the vaporific particle generator, and the 3rd segmentation connects the 3rd interface and the mist Shape particle generator.
- 5. solids filling apparatus according to claim 4, it is characterised in that the barostat subtracts including second Pressure valve, second pressure-reducing valve is located at the described 3rd segmentation, for maintaining the air pressure in the vaporific particle generator；Described One pressure-reducing valve is located at the described second segmentation.
- 6. solids filling apparatus according to claim 4, it is characterised in that the air supply system includes air accumulator, The air accumulator is used to store gas, and the air accumulator is connected by the aerating pipeline with the vaporific particle generator, is The vaporific particle generator provides source of the gas.
- 7. solids filling apparatus according to claim 6, it is characterised in that be provided with first in first segmentation Valve, first valve is connected with the air accumulator, for controlling the output of the gas in the air accumulator.
- 8. solids filling apparatus according to claim 1, it is characterised in that the filling pipeline, which is provided with, to be added Mouthful, the addition mouth is trunnion, and the shape for adding mouth is in that both ends diameter is big, mid diameter is small；The vaporific particle is through institute State addition mouth and enter the pilot region.
- 9. solids filling apparatus according to claim 8, it is characterised in that the filling pipeline is provided with the second valve Door, second valve and described plus inlet in series, second valve are used to control the vaporific particle to enter or do not enter The pilot region.
- 10. a kind of flow field survey device, it is characterised in that the flow field survey device includes test device and claim 1 to 9 Any one of solids filling apparatus, is provided with the pilot region in the test device, the solids add Dispensing device is connected by the filling pipeline with the test device, and the solids filling apparatus adds the vaporific particle Note in the test device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752368.2U CN206862603U (en) | 2017-06-26 | 2017-06-26 | Solids filling apparatus and flow field survey device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720752368.2U CN206862603U (en) | 2017-06-26 | 2017-06-26 | Solids filling apparatus and flow field survey device |
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| CN206862603U true CN206862603U (en) | 2018-01-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132025A (en) * | 2017-06-26 | 2017-09-05 | 西华大学 | Solids filling apparatus and flow field survey device |
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2017
- 2017-06-26 CN CN201720752368.2U patent/CN206862603U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132025A (en) * | 2017-06-26 | 2017-09-05 | 西华大学 | Solids filling apparatus and flow field survey device |
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