CN108725468A - Rail vehicle fresh air sand-removal device - Google Patents
Rail vehicle fresh air sand-removal device Download PDFInfo
- Publication number
- CN108725468A CN108725468A CN201810723038.XA CN201810723038A CN108725468A CN 108725468 A CN108725468 A CN 108725468A CN 201810723038 A CN201810723038 A CN 201810723038A CN 108725468 A CN108725468 A CN 108725468A
- Authority
- CN
- China
- Prior art keywords
- fresh air
- blast pipe
- sand
- rail vehicle
- removal device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004576 sand Substances 0.000 claims abstract description 23
- 239000013049 sediment Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 6
- 238000005273 aeration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/009—Means for ventilating only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of rail vehicle fresh air sand-removal devices, belong to railway vehicle air conditioner technical field, include mounting assembly with sediment ejection opening and the multigroup component that removes sand being uniformly arranged in the mounting assembly, it is characterised in that：The component that removes sand includes the blast pipe being horizontally set in the mounting assembly, discharge pipe and is arranged in the blast pipe for acting on fresh air the guide vane to form swirling eddy, and the blast pipe and the outer diameter of discharge pipe coaxial arrangement and discharge pipe are less than the internal diameter of the blast pipe.The present invention acts on fresh air by guide vane to form the inner wall movement that swirling eddy makes the fresh air with the grains of sand be close to blast pipe, the grains of sand finally fall from the end of blast pipe and are discharged from sediment ejection opening, and clean fresh air then passes through the fresh air intracavitary of discharge pipe injection vehicle air conditioner；Guide vane is arranged in the form of double helix on locating shaft or is uniformly arranged multiple along the circumferential direction of locating shaft, and water conservancy diversion effect is good, to ensure effect of removing sand.
Description
Technical field
The invention belongs to railway vehicle air conditioner technical field, more particularly to a kind of setting is new in track vehicle air conditioner
Sand-removal device at air port.
Background technology
The extreme climates such as the global warming brought due to greenhouse effects and mankind's excessive and random lumbering lead to soil erosion, make
Increasingly severe at desertification of land, the occurrence frequency of sandstorm is also more and more frequent.Track train is run from south to north, from east
Area to west, leap is very extensive, when the place operation that train is in the desert belt of bad environments, and sandstorm often occurs,
To ensure air in a car compartment quality and train normal operation, need to carry out sand discharge processing before fresh air enters air-conditioner set.For a long time
Since rail vehicle fresh air be all to be supplied by the fresh wind port of air-conditioner set itself, this mode is only adapted to subway or operates in
Inside the few environment of dust storm, if locality frequently suffers from sandstorm weather, outdoor sand-dust particulates have reached 1.1 ± 0.25g/m3, empty
Though adjusting unit that can continue even running, the fresh air needed for compartment does not reach requirement, if the regulating valve of fresh wind port is not closed,
Outdoor dust storm will penetrate strainer in short time, directly be mixed with return air into inside the room of compartment, the air matter in compartment
Amount will decline, and influence the health of passenger, this severe dust and sand weather duration too long, can lead to suspension of service.
Therefore, rail vehicle is run under this rugged environment, it is necessary to be redesigned, be developed to conventional fresh air supply system
It is suitble to the sand-control fresh air device group that rail vehicle is applied in wind sand environment to be very important.Using sand-control fresh air device group,
The safety and reliability of vehicle operation is improved, to the health of people, economic fast development has great significance.
Currently, there are many producer of domestic production aeration device group, but main is all at household, two aspect of commercialization.These productions
Product are conventional products, since in these products, without self-purification function, by periodic purge or strainer can only be replaced, with
Ensure fresh air volume and its quality.For these products, in severe dusty wind weather, the dust containing capacity of short time Inner filter net is just
Reach saturation, cannot normally work again.
Existing railway vehicle air conditioner, aeration device are all disposed upon inside air-conditioner set, in both sides of unit or preceding
After open up fresh wind port, by ventilation blower power by outdoor fresh air sucking air-conditioner set inside, in mixing chamber with return air mix
It is sent into compartment again by air duct afterwards, due to the limitation of unit inner space, is only mounted with filter device, it is automatic there is no realizing
Cleaning, if it works under rugged environment, short time Inner filter net just reaches saturation state, and then fails, New atmosphere quality grade
It can only be limited within certain level.The mode of this fresh air supply is the major way of current track vehicle air conditioning.Obviously,
This structure cannot be met the requirements in the serious area of dust storm.
Invention content
The technical problem to be solved in the present invention is to provide a kind of rail vehicle fresh air sand-removal devices, by acting on shape to fresh air
At swirling eddy, the grains of sand in fresh air are attached to the inner wall of blast pipe due to the effect of centrifugation and are moved axially along blast pipe final
It is discharged through sediment ejection opening after being fallen from port, the fresh air after sand discharge enters the fresh air intracavitary of air-conditioning system by discharge pipe.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of rail vehicle fresh air sand-removal device, if
It sets at the fresh wind port of track vehicle air conditioner, includes mounting assembly with sediment ejection opening and be uniformly arranged on the installation
Multigroup component that removes sand in component, it is characterised in that：The component that removes sand include be horizontally set in the mounting assembly into
Air hose, discharge pipe and be arranged in the blast pipe for acting on fresh air the guide vane to form swirling eddy, it is described into
Air hose and the outer diameter of discharge pipe coaxial arrangement and discharge pipe are less than the internal diameter of the blast pipe.
The method have the benefit that：Fresh air is acted on by guide vane to form what swirling eddy made with the grains of sand
Fresh air is close to the inner wall movement of blast pipe, and the grains of sand finally fall from the end of blast pipe and are discharged from sediment ejection opening, and totally new
Wind then passes through the fresh air intracavitary of discharge pipe injection vehicle air conditioner；Guide vane is arranged on locating shaft in double helix
Form is uniformly arranged multiple along the circumferential direction of locating shaft, and water conservancy diversion effect is good, to ensure effect of removing sand.
The present invention is described in detail below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the structural schematic diagram of rail vehicle fresh air sand-removal device of the present invention；
Fig. 2 is another structural schematic diagram of rail vehicle fresh air sand-removal device of the present invention；
Fig. 3 is the connection diagram of component and mounting assembly of removing sand in rail vehicle fresh air sand-removal device embodiment one of the present invention；
Fig. 4 is the connection diagram of guide vane and locating shaft in rail vehicle fresh air sand-removal device embodiment one of the present invention；
Fig. 5 is the connection diagram of component and mounting assembly of removing sand in rail vehicle fresh air sand-removal device embodiment two of the present invention；
Fig. 6 is the connection diagram of guide vane and locating shaft in rail vehicle fresh air sand-removal device embodiment two of the present invention.
In the accompanying drawings：1 is blast pipe, and 2 be discharge pipe, and 3 be guide vane, and 4 be locating shaft, and 5 be installation panel, and 6 be bottom
Plate, 7 be square frame, and 7-1 is sediment ejection opening.
Specific implementation mode
Referring to attached drawing 1-2, the present invention provides a kind of rail vehicle fresh air sand-removal devices, are arranged in railway vehicle air conditioner system
Include mounting assembly with sediment ejection opening 7-1 and the multigroup group of removing sand being uniformly arranged in mounting assembly at the fresh wind port of system
Part, key are：The component that removes sand includes the blast pipe 1 being horizontally set in mounting assembly, discharge pipe 2 and is arranged in blast pipe
For acting on fresh air the guide vane 3 to form swirling eddy, blast pipe 1 and the coaxial arrangement of discharge pipe 2 and discharge pipe 2 in 1
Outer diameter be less than blast pipe 1 internal diameter.
Above-mentioned mounting assembly includes installation panel 5 and bottom plate 6 disposed in parallel and setting in installation panel 5 and bottom plate
Square frame 7 between 6, sediment ejection opening 7-1 are arranged in the bottom of square frame 7 and positioned at the lower section of 1 end of blast pipe, in mounting surface
It is respectively equipped with the connecting hole to match with blast pipe 1 and discharge pipe 2 on plate 5 and bottom plate 6.Sediment ejection opening 7-1 is along 7 bottom of square frame
Length direction be evenly arranged with it is multigroup.
Since the swirling eddy of generation dynamics can gradually weaken in moving process, the lighter grains of sand can again with middle part
Clean air mixes, therefore one end of discharge pipe 2 is connected with mounting assembly, the other end stretches into blast pipe 1, and discharge pipe 2 extends into
Length is preferably the 10%-15% of 1 length of blast pipe in air hose 1.The outer diameter of discharge pipe 2 is the 60%- of the internal diameter size of blast pipe 1
80%, to ensure that the grains of sand are discharged from the gap of two air hoses.
In the specific implementation, filter screen can be set with the substance to the bulky grain in fresh air in the side of installation panel 5
It is tentatively filtered, therefore guide vane 3 and the air inlet of blast pipe 1 have certain distance to prevent the disturbance to air twice
It is closer to generate larger noise, the distance of air inlet of the guide vane 3 apart from blast pipe 1 is preferably 1 length of blast pipe
15%-20%.To form spiral air flow, guide vane 3 in the shape of a spiral and is fixed on locating shaft 4.Guide vane 3 is along locating shaft
4 circumferential direction is evenly arranged at least two to form multiply spiral air flow to cut fresh air.The spacing of adjacent guide vanes 3 is preferred
For 4-6mm.Established angle of the guide vane 3 on locating shaft 4 is 22 ° -27 ° to ensure that the spiral air flow generated is being close to blast pipe
It also can be along the axial movement of blast pipe 1 while 1 inner wall.Spherical crown shape is processed at the both ends of locating shaft 4, to reduce the resistance to air
Power.
Guide vane embodiment one：
Referring to attached drawing 3 and 4, guide vane 3 is arranged that there are two form double-spiral structure on locating shaft 4 in the present embodiment.Newly
Wind forms two strands of spiral air flows when by guide vane 3.
Guide vane embodiment two：
Referring to attached Figures 5 and 6, what is different from the first embodiment is that guide vane 3 is fixed on locating shaft 4 and along the week of locating shaft 4
To being evenly arranged with 8, the setting angle of guide vane 3 and locating shaft 4 is 25 °.Fresh air when guide vane 3 by forming eight
Stock spiral air flow has better sand-flash effect compared to embodiment one.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the specific implementation mode of the present invention or equivalent replacement is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (10)
1. a kind of rail vehicle fresh air sand-removal device, is arranged at the fresh wind port of track vehicle air conditioner, including carry sand discharge
Mouthful（7-1）Mounting assembly and multigroup component that removes sand for being uniformly arranged in the mounting assembly, it is characterised in that：It is described to remove
Husky component includes the blast pipe being horizontally set in the mounting assembly（1）, discharge pipe（2）And it is arranged in the blast pipe
（1）It is interior to be used to act on fresh air the guide vane to form swirling eddy（3）, the blast pipe（1）And discharge pipe（2）Coaxial arrangement
And discharge pipe（2）Outer diameter be less than the blast pipe（1）Internal diameter.
2. rail vehicle fresh air sand-removal device according to claim 1, it is characterised in that：The discharge pipe（2）One end
It is connected with the mounting assembly, the other end stretches into the blast pipe（1）It is interior.
3. rail vehicle fresh air sand-removal device according to claim 2, it is characterised in that：The discharge pipe（2）Stretch into institute
State blast pipe（1）Interior length is the blast pipe（1）The 10%-15% of length.
4. rail vehicle fresh air sand-removal device according to claim 1, it is characterised in that：The discharge pipe（2）Outer diameter
It is the blast pipe（1）Internal diameter size 60%-80%.
5. rail vehicle fresh air sand-removal device according to claim 1, it is characterised in that：The guide vane（3）Distance
The blast pipe（1）The distance of air inlet be the blast pipe（1）The 15%-20% of length.
6. rail vehicle fresh air sand-removal device according to claim 1, it is characterised in that：The guide vane（3）In spiral shell
Revolve shape, the guide vane（3）It is fixed on locating shaft（4）On.
7. rail vehicle fresh air sand-removal device according to claim 6, it is characterised in that：The guide vane（3）Along institute
State locating shaft（4）Circumferential direction be evenly arranged at least two.
8. rail vehicle fresh air sand-removal device according to claim 7, it is characterised in that：Adjacent guide vanes（3）Between
Away from for 4-6mm.
9. rail vehicle fresh air sand-removal device according to claim 7, it is characterised in that：The guide vane（3）Installation
Angle is 22 ° -27 °.
10. according to claim 1-9 any one of them rail vehicle fresh air sand-removal devices, it is characterised in that：The installation group
Part includes installation panel disposed in parallel（5）And bottom plate（6）And it is arranged in the installation panel（5）With the bottom plate（6）Between
Square frame（7）, the sediment ejection opening（7-1）It is arranged in the square frame（7）Bottom and be located at the blast pipe（1）End
The lower section at end, in the installation panel（5）With the bottom plate（6）On be respectively equipped with and the blast pipe（1）With the discharge pipe
（2）The connecting hole to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723038.XA CN108725468A (en) | 2018-07-04 | 2018-07-04 | Rail vehicle fresh air sand-removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723038.XA CN108725468A (en) | 2018-07-04 | 2018-07-04 | Rail vehicle fresh air sand-removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108725468A true CN108725468A (en) | 2018-11-02 |
Family
ID=63926056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810723038.XA Pending CN108725468A (en) | 2018-07-04 | 2018-07-04 | Rail vehicle fresh air sand-removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108725468A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116688662A (en) * | 2023-08-04 | 2023-09-05 | 连云港临海新材料有限公司 | Air inlet pipe of bag-type dust collector and bag-type dust collector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826404A (en) * | 2015-04-28 | 2015-08-12 | 上海震业机电有限公司 | Spiral sand removing device |
| CN206045671U (en) * | 2015-09-17 | 2017-03-29 | 侯杰雄 | A kind of vortex tube and a kind of air filtration unit |
| CN206206290U (en) * | 2016-11-30 | 2017-05-31 | 威海克莱特菲尔风机股份有限公司 | Tilting inertia air filter |
| WO2018032735A1 (en) * | 2016-08-15 | 2018-02-22 | 蓝海永乐（江苏）新材料有限公司 | Central air exchange system having ionizing purification function |
| CN208439256U (en) * | 2018-07-04 | 2019-01-29 | 石家庄国祥运输设备有限公司 | Rail vehicle fresh air sand-removal device |
-
2018
- 2018-07-04 CN CN201810723038.XA patent/CN108725468A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826404A (en) * | 2015-04-28 | 2015-08-12 | 上海震业机电有限公司 | Spiral sand removing device |
| CN206045671U (en) * | 2015-09-17 | 2017-03-29 | 侯杰雄 | A kind of vortex tube and a kind of air filtration unit |
| WO2018032735A1 (en) * | 2016-08-15 | 2018-02-22 | 蓝海永乐（江苏）新材料有限公司 | Central air exchange system having ionizing purification function |
| CN206206290U (en) * | 2016-11-30 | 2017-05-31 | 威海克莱特菲尔风机股份有限公司 | Tilting inertia air filter |
| CN208439256U (en) * | 2018-07-04 | 2019-01-29 | 石家庄国祥运输设备有限公司 | Rail vehicle fresh air sand-removal device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116688662A (en) * | 2023-08-04 | 2023-09-05 | 连云港临海新材料有限公司 | Air inlet pipe of bag-type dust collector and bag-type dust collector |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |