CN201882089U - Dust-proof device for air conditioning unit of railway vehicles - Google Patents
Dust-proof device for air conditioning unit of railway vehicles Download PDFInfo
- Publication number
- CN201882089U CN201882089U CN2010206322519U CN201020632251U CN201882089U CN 201882089 U CN201882089 U CN 201882089U CN 2010206322519 U CN2010206322519 U CN 2010206322519U CN 201020632251 U CN201020632251 U CN 201020632251U CN 201882089 U CN201882089 U CN 201882089U
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- filter screen
- dust
- water
- condensation chamber
- conditioning unit
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Abstract
The utility model relates to a dust-proof device for an air conditioning unit of railway vehicles, which comprises a dust-proof filter screen mounted on a fresh air port, a secondary filter screen mounted inside an evaporation cavity, a condensation cavity filter screen mounted inside the condensation cavity and a sand discharging baffling plate. An operable door, which can quickly open or close the fresh air port according to concentration of outer inhalable particulate matters, is mounted on the back portion of the dust-proof filter screen. Water pressurized by an atomization pressurizing device is atomized on the secondary filter screen by the aid of pipelines and a plurality of atomizing nozzles of the evaporation cavity, wherein the atomizing nozzles are connected with the pipelines. Water pressurized by the atomization pressurizing device can generate high-pressure water columns and mists inside the condensation cavity by the aid of pipelines and a plurality of spray atomizing nozzles of the condensation cavity, wherein the spray atomizing nozzles are connected with the pipelines. The sand discharging baffling plate with the middle higher than two sides is mounted at the lower portion of a condenser. The dust-proof device can guarantee fresh air inside carriages and passengers can feel more comfortable. Besides, a great quantity of dust can be prevented from entering the carriages, and simultaneously unfavorable effects on heat transferring performance of a condenser, which are caused by the dust, can be reduced.
Description
Technical field
The utility model relates to a kind of anti-dust device of guideway vehicle air-conditioning unit, particularly operates in the anti-dust device of the high-speed railway vehicle air-conditioning unit in windy and dusty area.
Background technology
In order to guarantee with fresh air in the compartment, improve occupant's comfort level, guideway vehicle air-conditioning unit needs at any time to replenishing new wind in the car.Conventional fresh wind port does not have the keying air door, and when pellet was too much in the extraneous air, a large amount of dust worked the mischief to the occupant by new wind filter screen through vent line into the car.The dust that contains various toxic chemical substances, germ etc. enters into people's mouth, nose, eye, ear, these contain the dust of a large amount of objectionable impuritiess and will cause damage to these organs if can not get timely cleaning, various germs can be p of E with these organs also, cause the multiple disease of human body.In addition, the condensation side of air-conditioning unit directly communicates with atmosphere, and sand and dust can accumulate in condensing heat exchanger and the condensation chamber, causes Properties of Air-conditioning Unit to descend, even can't normally move.
Formerly patent ZL200710105953.4 " high speed train aeration air intake method and device thereof " discloses a kind of high speed train aeration air intake method and device thereof, below new wind ventilation inlet, be fixed with a box-type filter of forming by upper and lower base plate and ectonexine grille guard, and be arranged on packing seal between described fil and the air channel main body, the filter core of fil adopts the papery filter core, and the lower shoe of fil is directly fixed on the main body of air channel with double-screw bolt.Outdoor fresh air enters air refreshing tube after passing through the air-intake device that has the papery filter core, supply with air interchanger by air refreshing tube again, enter the air conditioner group at last with after return air mixes, thereby the fresh air after will filtering is sent in the high speed train compartment air freshness in the maintenance compartment.Adopted this structure and method, can only play the effect of dust removal and filtration, when sucking particle in the extraneous air when too much, the papery filter core will soon be blocked, needs often to clean, safeguards and change at dust and sand weather.
Formerly patent ZL02250872.4 " condensation chamber that is used for the husky function of the automatic row of having of rolling stock air-conditioning unit " discloses a kind of condensation chamber that is used for rolling stock air-conditioning unit, high, low all around in the middle of the base plate of this condensation chamber, around side plate, be provided with sediment ejection opening near the base plate place.The sand and dust that enter condensation chamber are discharged outside the air-conditioning unit by gradient, condensation fan effect and the vibration of vehicle sediment ejection opening around the unit condensation chamber of training for sediment base plate, thereby solve the husky problem of row of air-conditioning unit condenser chamber.But this training for sediment base plate is then powerless for being adsorbed on the condenser dust, simultaneously, also can't reduce entering the airborne granule density that sucks of condensation chamber.
The utility model content
The technical problems to be solved in the utility model is: for solving the deficiencies in the prior art, provide a kind of anti-dust device of guideway vehicle air-conditioning unit, can prevent that a large amount of dust from entering in the compartment, can reduce the adverse effect that sand and dust cause the condenser heat exchange property again.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of anti-dust device of guideway vehicle air-conditioning unit, comprise the sand prevention filter screen that is installed on fresh wind port, the secondary filtration filter screen that is installed on evaporation cavity, the condensation chamber filter screen that is installed on condensation chamber, row's sediment barrier plate, described sand prevention filter screen rear portion is equipped with the open and close door that can open or close fresh wind port according to outside inspirable particle concentration fast.
The anti-dust device of guideway vehicle air-conditioning unit also comprises the atomizing press of coming water to pressurize off and on to condensed water of collecting or vehicle water supply line, the pressurization water outlet and the plumbing connection of atomizing press, water after the pressurization of atomizing press produces water smoke by pipeline with a plurality of evaporation cavity atomizers with plumbing connection at the secondary filtration filter screen, and the water after the pressurization of atomizing press produces water jets under high pressure and water smoke by the condensation chamber spray atomizer of pipeline and a plurality of and plumbing connection in condensation chamber.
Water after the pressurization produces water smoke by pipeline and a plurality of evaporation cavity atomizer on the secondary filtration filter screen, enter new wind in the evaporation cavity with after the water smoke that intermittently sprays mixes through the secondary filtration filter screen, the fall velocity of pellet is accelerated, thereby reduced the concentration of dust further.
Water after the pressurization is connected with a plurality of condensation chamber spray atomizers by pipeline, produces water jets under high pressure and water smoke in condensation chamber, and water smoke can reduce the concentration of dust in the condensation chamber, and water jets under high pressure can wash part get off attached to the sand and dust on the condenser fin.
Described row's sediment barrier plate is installed in the below of condensation chamber inner condenser, and the middle part of row's sediment barrier plate is higher than its position, both sides, and the dual-side of row's sediment barrier plate is provided with the collection tray that can twitch outward.Deposited particulate matter drops on row's sediment barrier plate in condensation chamber, under the synergy of air-flow that condensation fan produces, water jets under high pressure that the atomizing press produces and water smoke and Vehicular vibration, particulate matter falls on row's sediment barrier plate, and the collection tray that can be twitched is collected.
Regularly clean or replace fresh wind port sand prevention filter screen, secondary filtration filter screen, condensation chamber filter screen and collection tray and can guarantee the normal operation of guideway vehicle air-conditioning unit.
The beneficial effects of the utility model are: anti-dust device of the present utility model can reduce the chance that sand and dust enter a/c system by close new wind ventilation inlet proper and initiatively; Can quicken the fall velocity of particulate matter by the water smoke that on the secondary filtration filter screen, produces, finally reach and guarantee with fresh air in the compartment to prevent the purpose that dust works the mischief to the occupant.By the water smoke that produces in condensation chamber, except that the concentration that can reduce dust, the while can also wash part get off attached to the sand and dust on the condenser fin, thereby improves the heat exchange property of condenser, improves unit efficiency.The utility model can guarantee with fresh air in the compartment, improves occupant's comfort level, prevents that a large amount of dust from entering in the compartment, reduces the adverse effect that sand and dust cause the condenser heat exchange property simultaneously.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is the cutaway view of fresh wind port in the utility model;
Fig. 3 is the cutaway view of condensation chamber in the utility model;
Wherein: 1. sand prevention filter screen, 2. open and close door, 3. secondary filtration filter screen, 4. condensation chamber filter screen, 5. row's sediment barrier plate, 6. atomizing press, 6-1. pipeline, 6-2. evaporation cavity atomizer, 6-3. condensation chamber spray atomizer, 7. collection tray.
The specific embodiment
Shown in Figure 2 as Fig. 1, a kind of anti-dust device of guideway vehicle air-conditioning unit, comprise the sand prevention filter screen 1 that is installed on fresh wind port, the secondary filtration filter screen 3 that is installed on evaporation cavity, the condensation chamber filter screen 4 that is installed on condensation chamber, row's sediment barrier plate 5, sand prevention filter screen 1 rear portion is equipped with the open and close door 2 that can open or close fresh wind port according to outside inspirable particle concentration fast.
When the outside can suck granule density when exceeding certain limit, open and close door 2 can be closed fresh wind port proper and initiatively, to reduce the chance that sand and dust enter a/c system.Preferred sand prevention filter screen 1 adopts 50 orders * 50 purpose stainless steel filtering nets, but the bigger sand grains of blocking diameter enters a/c system, and secondary filtration filter screen 3 adopts the nonwoven fabrics fil, but the less dust of blocking diameter enters in the compartment.
The anti-dust device of guideway vehicle air-conditioning unit also comprises the atomizing press 6 of coming water to pressurize off and on to condensed water of collecting or vehicle water supply line, the pressurization water outlet of atomizing press 6 is connected with pipeline 6-1, water after the pressurization of atomizing press 6 produces water smokes with pipeline 6-1 bonded assembly evaporation cavity atomizer 6-2 at secondary filtration filter screen 3 by pipeline 6-1 with a plurality of, and the water after 6 pressurizations of atomizing press is by pipeline 6-1 and a plurality ofly spray atomizer 6-3 with pipeline 6-1 bonded assembly condensation chamber produce water jets under high pressure and water smoke in condensation chamber.
When pellet in the new wind that enters by secondary filtration filter screen 3 in the evaporation cavity exceeds the scope of setting or humidity and is lower than setting value, atomizing press 6 starts, water after the pressurization produces water smoke by pipeline 6-1 and a plurality of evaporation cavity atomizer 6-2 on secondary filtration filter screen 3, after water smoke and the mix dust, the fall velocity of pellet is accelerated, thereby reduced the concentration of dust further.
As shown in Figure 3, a kind of anti-dust device of guideway vehicle air-conditioning unit also comprises condensation chamber filter screen 4, row's sediment barrier plate 5, condensation chamber spray atomizer 6-3, collection tray 7.Row's sediment barrier plate 5 is installed in the below of condensation chamber inner condenser, and the middle part of row's sediment barrier plate 5 is higher than its position, both sides, and the dual-side of row's sediment barrier plate 5 is provided with the collection tray 7 that can twitch outward.It is the stainless steel filtering net of 0.6mm that preferred condensation chamber filter screen 4 adopts 30 orders * 30 orders, sieve opening size, the sand grains that diameter is bigger can't enter in the condensation chamber, tiny dust is under the effect of water jets under high pressure that condensation chamber spray atomizer 6-3 intermittently sprays and water smoke, apace on the row's of dropping on sediment barrier plate 5, row's sediment barrier plate 5 centres are high, both sides are low, the dust of sedimentation is falling on row's sediment barrier plate 5 in the condensation chamber, under the synergy of air-flow that condensation fan produces and Vehicular vibration, dust granules tumbles in the collection tray along the hypotenuse that row's sediment barrier plate 5 is arranged.The water jets under high pressure that condensation chamber spray atomizer 6-3 intermittently sprays can also directly wash part get off attached to the sand and dust on the condenser fin, thereby condenser is played the heat exchange property that the effect of cleaning scrubbing improves unit, improves unit efficiency.
At air-conditioning unit normal operation period, as long as regularly clean or replace the normal operation that sand prevention filter screen 1, secondary filtration filter screen 3, condensation chamber filter screen 4 and collection tray 7 just can guarantee guideway vehicle air-conditioning unit.
It should be noted that at last: above embodiment only in order to the explanation the utility model and and the described technical scheme of unrestricted the utility model; Therefore, although this specification sheets has been described in detail the utility model with reference to the foregoing description,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in the claim scope of the present utility model.
Claims (3)
1. the anti-dust device of a guideway vehicle air-conditioning unit, it is characterized in that: comprise the sand prevention filter screen (1) that is installed on fresh wind port, the secondary filtration filter screen (3) that is installed on evaporation cavity, the condensation chamber filter screen (4) that is installed on condensation chamber, row's sediment barrier plate (5), described sand prevention filter screen (1) rear portion is equipped with the open and close door (2) that can open or close fresh wind port according to outside inspirable particle concentration fast.
2. the anti-dust device of guideway vehicle air-conditioning unit as claimed in claim 1, it is characterized in that: the anti-dust device of guideway vehicle air-conditioning unit also comprises the atomizing press (6) of coming water to pressurize off and on to condensed water of collecting or vehicle water supply line, the pressurization water outlet of atomizing press (6) is connected with pipeline (6-1), water after atomizing press (6) pressurization produces water smoke by pipeline (6-1) with a plurality of and pipeline (6-1) bonded assembly evaporation cavity atomizer (6-2) at secondary filtration filter screen (3), and the water after atomizing press (6) pressurization sprays atomizer (6-3) by pipeline (6-1) and a plurality of and pipeline (6-1) bonded assembly condensation chamber and produce water jets under high pressure and water smoke in condensation chamber.
3. the anti-dust device of guideway vehicle air-conditioning unit as claimed in claim 1, it is characterized in that: described row's sediment barrier plate (5) is installed in the below of condensation chamber inner condenser, the middle part of row's sediment barrier plate (5) is higher than its position, both sides, and the dual-side of row's sediment barrier plate (5) is provided with the collection tray (7) that can twitch outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206322519U CN201882089U (en) | 2010-11-29 | 2010-11-29 | Dust-proof device for air conditioning unit of railway vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206322519U CN201882089U (en) | 2010-11-29 | 2010-11-29 | Dust-proof device for air conditioning unit of railway vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201882089U true CN201882089U (en) | 2011-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206322519U Expired - Lifetime CN201882089U (en) | 2010-11-29 | 2010-11-29 | Dust-proof device for air conditioning unit of railway vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201882089U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009660A (en) * | 2010-11-29 | 2011-04-13 | 江苏新誉空调系统有限公司 | Sand protection device of rail vehicle air conditioning unit |
| WO2014006235A1 (en) * | 2012-07-05 | 2014-01-09 | Merak Sistemas Integrados De Climatizacion, S.A. | Filtration system for rail air-conditioning facilities |
-
2010
- 2010-11-29 CN CN2010206322519U patent/CN201882089U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009660A (en) * | 2010-11-29 | 2011-04-13 | 江苏新誉空调系统有限公司 | Sand protection device of rail vehicle air conditioning unit |
| CN102009660B (en) * | 2010-11-29 | 2012-08-29 | 江苏新誉空调系统有限公司 | Sand protection device of rail vehicle air conditioning unit |
| WO2014006235A1 (en) * | 2012-07-05 | 2014-01-09 | Merak Sistemas Integrados De Climatizacion, S.A. | Filtration system for rail air-conditioning facilities |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110629 Effective date of abandoning: 20120829 |