CN102358306A - Ventilated rain removal grating for train air-conditioning system - Google Patents
Ventilated rain removal grating for train air-conditioning system Download PDFInfo
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- CN102358306A CN102358306A CN2011102545150A CN201110254515A CN102358306A CN 102358306 A CN102358306 A CN 102358306A CN 2011102545150 A CN2011102545150 A CN 2011102545150A CN 201110254515 A CN201110254515 A CN 201110254515A CN 102358306 A CN102358306 A CN 102358306A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The invention discloses a ventilated rain removal grating for a train air-conditioning system. The ventilated rain removal grating comprises a grating frame arranged at the outer side of a train coach, wherein an air intake channel and an air exhaust channel are arranged on the grating frame; the air intake channel is connected with an air supply fan of an air conditioning unit in a train; the air exhaust channel is connected with an air exhaust fan of the air conditioning unit in the train; and a plurality of rain-keepoff and pressure-resisting components are all arranged in the air intake channel and the air exhaust channel. The ventilated rain removal grating can play a buffering role on airflow when air pressure outside the car body changes suddenly, and can prevent rain water from entering when fresh air is supplied in rain weather. The ventilated rain removal grating has the advantages of simple structure, convenience for use, low production cost and convenience for popularization and use.
Description
Technical field
The present invention relates to a kind of ventilation and remove the rain grid, particularly relate to a kind of train air-conditioning system and remove the rain grid with ventilating.
Background technology
In recent years, along with fast development of Chinese economy, various fast, high speed train is increasing at home, the train air-conditioning system becomes indispensable requirement quick, high speed train for the passenger provides comfortable environment by bus.A/c system constitutes refrigerating circuit by compressor, condenser, expansion valve, evaporator, and air in the car is carried out thermal exchange, and the passenger provides comfortable environment in car.For making the good air quality of maintenance in the car, indoor units is designed with vent window, carries out air inerchange through breeze fan and air draft blower fan, and the train outside is equipped with to ventilate removes the rain grid, and exchange of air is removed the rain grid through ventilating and accomplished.
Ventilation removes the purposes of rain grid mainly by the following aspects: the one, under the situation of air-conditioning air intake and air draft, to prevent that foreign matter from getting in the blade of blower fan, and influence the normal operation of blower fan; The 2nd, prevent under the rainy day situation, owing to making rainwater, the fast running of train gets into the normal operation that the air channel influences the a/c system internal unit.Existing ventilation removes the rain grid and is generally the louver form.The ventilation of this louver form removes the rain grid and has following shortcoming: fast, in the high speed train driving process; Sailing under the situation that tunnel and two cars cross; Because the car body external pressure changes suddenly, and environment inside car is produced a series of influences, and; When supplying new wind, can't stop the entering of rainwater fully in the rainy day.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of train air-conditioning system to remove the rain grid with ventilating.This ventilation removes the rain grid can have buffer action to air-flow when the car body external pressure changes suddenly, and when supplying new wind in the rainy day, can stop the entering of rainwater, and it is simple in structure, easy to use, productive costs is low, is convenient to promote the use of.
For realizing above-mentioned purpose; The technical scheme that the present invention adopts is: the train air-conditioning system removes the rain grid with ventilating; Comprise the grid framework that is installed in the railway car outside, it is characterized in that: said grid framework is provided with air intake passage and air exhaust passage, and said air intake passage is connected with the breeze fan of air-conditioning unit in the train; Said air exhaust passage is connected with the air draft blower fan of air-conditioning unit in the train, is provided with a plurality of resistance to compression parts that keep off the rain in said air intake passage and the air exhaust passage.
Above-mentioned train air-conditioning system removes the rain grid with ventilating; It is characterized in that: the upper end of a plurality of resistance to compression parts that keep off the rain in the said air intake passage all is connected with the top of air intake passage, and the lower end of a plurality of resistance to compression parts that keep off the rain in the said air intake passage all is connected with the bottom of air intake passage; The upper end of a plurality of resistance to compression parts that keep off the rain in the said air exhaust passage all is connected with the top of air exhaust passage, and the lower end of a plurality of resistance to compression parts that keep off the rain in the said air exhaust passage all is connected with the bottom of air exhaust passage.
Above-mentioned train air-conditioning system removes the rain grid with ventilating; The said resistance to compression parts that keep off the rain comprise shaft-like body; The side of said shaft-like body outside car is provided with baffle plate one and baffle plate two; Angle between said baffle plate one and the baffle plate two is less than 180 °, between baffle plate one and baffle plate two, is provided with baffle plate three and baffle plate four on the said shaft-like body, and said baffle plate one, baffle plate two, baffle plate three and baffle plate four are all along the length direction extension of shaft-like body; Form air-flow tow-away zone one between said baffle plate one and the baffle plate three, form air-flow tow-away zone two between said baffle plate two and the baffle plate four.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: the said resistance to compression parts that keep off the rain comprise the resistance to compression plate, and said resistance to compression plate is connected with baffle plate four with said baffle plate three.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: the upper end of a plurality of resistance to compression parts that keep off the rain in the said air intake passage is all to the train tilt; The lower end of resistance to compression parts keep off the rain in the said air exhaust passage all to the train tilt.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: the angle of inclination of the upper end of a plurality of resistance to compression parts that keep off the rain in the said air intake passage greater than 0 ° less than 10 °; In the said air exhaust passage angle of inclination of the lower end of a plurality of resistance to compression parts that keep off the rain greater than 0 ° less than 10 °.
Above-mentioned train air-conditioning system removes the rain grid with ventilating; It is characterized in that: said grid framework comprises the outer butt flange that is installed in the railway car outside; Have ventilation inlet and exhaust outlet on the said outer butt flange; Be positioned on the said outer butt flange ventilation inlet around be provided with side plate one, said ventilation inlet and side plate one formation air intake passage; What be positioned at exhaust outlet on the said outer butt flange is provided with side plate two all around, and said exhaust outlet becomes air exhaust passage with the side plate dimorphism; Said side plate one is installed in the train through interior butt flange one, and said side plate two is installed in the train through interior butt flange two.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: a plurality of resistance to compression parts that keep off the rain are for being laid staggeredly.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: said baffle plate one and the center shaft symmetry of baffle plate two about shaft-like body.
Above-mentioned train air-conditioning system removes the rain grid with ventilating, and it is characterized in that: said baffle plate one, baffle plate two, baffle plate three and baffle plate four is all one-body molded is arranged on the shaft-like body, said resistance to compression plate is one-body molded to be arranged on baffle plate three and the baffle plate four.
The present invention compared with prior art has the following advantages:
1, of the present invention simple in structure, novel and reasonable design.
2, the present invention can either cushion air-flow through the resistance to compression parts that keep off the rain are set in air intake passage and air exhaust passage, can stop the entering of rainwater again, obtains good effect during use.
3, the resistance to compression parts that keep off the rain of setting of the present invention are provided with the air-flow tow-away zone, when the air admission free air diffuser, through the air-flow tow-away zone high pressure air are cushioned decompression, thereby can not impact environment inside car; When air blowed to the exhaust passage, to the decompression of high pressure air buffering, gas was discharged in the exhaust passage through the air-flow tow-away zone, thereby stops outside air to get into the exhaust passage; Simultaneously, baffle plate one, baffle plate two is provided with the entering that can actv. prevents rainwater.
4, in the air intake passage according to the invention the upper end of a plurality of resistance to compression parts that keep off the rain to the train inner inclination; The lower end of resistance to compression parts keep off the rain in the said air exhaust passage to the train inner inclination; The benefit that is provided with like this is: be arranged on the vehicle window below because this ventilation removes the rain grid; The upper end of a plurality of resistance to compression parts that keep off the rain is to the train inner inclination in the air intake passage; Can increase the area of contact of air intake passage and air, strengthen the air inlet ability of air intake passage, the lower end of a plurality of resistance to compression parts that keep off the rain is to the train inner inclination in the air exhaust passage; Reduce the area of contact of air exhaust passage and air, improved the exhaust capacity of air exhaust passage.
5, a plurality of resistance to compression parts that keep off the rain of the present invention are for being laid staggeredly, and the entering that a plurality of resistance to compression parts that keep off the rain that are laid staggeredly are air and the air draft of gas provide path, and the entering of high pressure air is had certain buffer action.
6, realization cost of the present invention is low, and result of use is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, novel and reasonable design; Functional reliability is high, and long service life is in quick, high speed train driving process; Sailing under the situation that tunnel and two cars cross,, can not exert an influence environment inside car because the car body external pressure changes suddenly.When supplying new wind in the rainy day, can effectively stop the entering of rainwater, result of use is good, is convenient to promote the use of.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a birds-eye view of the present invention.
Fig. 3 is a left view of the present invention.
Fig. 4 is the inner structure scheme drawing of first kind of embodiment of the present invention.
Fig. 5 is the inner structure scheme drawing of second kind of embodiment of the present invention.
Fig. 6 is the keep off the rain cross-sectional structure scheme drawing of resistance to compression parts of the present invention.
Fig. 7 is the structural representation of the outer butt flange of the present invention.
Description of reference numerals:
The outer butt flange of 1-; The 101-ventilation inlet; The 102-exhaust outlet;
2-side plate one; 3-side plate two; Butt flange one in the 4-;
The 5-resistance to compression parts that keep off the rain; The shaft-like body of 501-; 502-baffle plate one;
503-air-flow tow-away zone one; 504-baffle plate three; 505-resistance to compression plate;
506-baffle plate four; 507-air-flow tow-away zone two; 508-baffle plate two;
Butt flange two in the 6-.
The specific embodiment
Remove the rain grid with ventilating like Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 6 a kind of train air-conditioning system; Comprise the grid framework that is installed in the railway car outside; Said grid framework is provided with air intake passage and air exhaust passage; Said air intake passage is connected with the breeze fan of air-conditioning unit in the train, and said air exhaust passage is connected with the air draft blower fan of air-conditioning unit in the train, is provided with a plurality of resistance to compression parts 5 that keep off the rain in said air intake passage and the air exhaust passage.The present invention is through being provided with a plurality of resistance to compression parts 5 that keep off the rain in air intake passage and air exhaust passage; Can make when fast, when high speed train goes; Sailing under the situation that tunnel and two cars cross,, can not exert an influence environment inside car because the car body external pressure changes suddenly.When supplying new wind, can effectively stop the entering of rainwater in the rainy day.
As shown in Figure 4, the upper end of a plurality of resistance to compression parts 5 that keep off the rain in the said air intake passage all is connected with the top of air intake passage, and the lower end of a plurality of resistance to compression parts 5 that keep off the rain in the said air intake passage all is connected with the bottom of air intake passage; The upper end of a plurality of resistance to compression parts 5 that keep off the rain in the said air exhaust passage all is connected with the top of air exhaust passage, and the lower end of a plurality of resistance to compression parts 5 that keep off the rain in the said air exhaust passage all is connected with the bottom of air exhaust passage.A plurality of resistance to compression parts 5 that keep off the rain are for being laid staggeredly, and a plurality of resistance to compression parts 5 air drafts for the entering of air and gas of keeping off the rain that are laid staggeredly provide path, and the entering of high pressure air is had certain buffer action.
As shown in Figure 6; The said resistance to compression parts 5 that keep off the rain comprise shaft-like body 501; The side of said shaft-like body 501 outside car is provided with baffle plate 1 and baffle plate 2 508; Angle between said baffle plate 1 and the baffle plate 2 508 is less than 180 °, between baffle plate 1 and baffle plate 2 508, is provided with baffle plate 3 504 and baffle plate 4 506 on the said shaft-like body 501, and said baffle plate 1, baffle plate 2 508, baffle plate 3 504 and baffle plate 4 506 are all along the length direction extension of shaft-like body 501; Form air-flow tow-away zone 1 between said baffle plate 1 and the baffle plate 3 504, form air-flow tow-away zone 2 507 between said baffle plate 2 508 and the baffle plate 4 506.When the air admission free air diffuser, cushion decompression through the 2 507 pairs of high pressure airs in one 503 gentle stream tow-away zones, air-flow tow-away zone, thereby can not impact environment inside car; When air blowed to the exhaust passage, through the 2 507 pairs of high pressure air bufferings decompression of one 503 gentle stream tow-away zones, air-flow tow-away zone, gas was discharged in the exhaust passage, thereby stops outside air to get into the exhaust passage; Simultaneously, baffle plate 1, baffle plate 2 508 is provided with the entering that can actv. prevents rainwater.
As shown in Figure 6, the said resistance to compression parts 5 that keep off the rain comprise resistance to compression plate 505, and said resistance to compression plate 505 is connected with baffle plate 4 506 with said baffle plate 3 504.The cross-sectional plane of said resistance to compression plate 505 can be " Y " font; The two ends of resistance to compression plate 505 homonymies are connected with baffle plate 4 506 with baffle plate 3 504 respectively; Through the bulk strength that resistance to compression plate 505 can improve the resistance to compression parts 5 that keep off the rain being set, having improved the impulsive force of anti-high pressure air of resistance to compression parts 5 of keeping off the rain.
As shown in Figure 6, said baffle plate 1 is symmetrical about the center shaft of shaft-like body 501 with baffle plate 2 508, can keep the balance of baffle plate 1 and baffle plate 2 508 like this, has strengthened the stability of the resistance to compression parts 5 that keep off the rain, and has prolonged service life of the present invention.Said baffle plate 1, baffle plate 2 508, baffle plate 3 504 and baffle plate 4 506 is all one-body molded is arranged on the shaft-like body 501; Said resistance to compression plate 505 one-body molded being arranged on baffle plate 3 504 and the baffle plate 4 506; Through integrated set-up mode; Further improve the resistance to overturning of the resistance to compression parts 5 that keep off the rain, prolonged service life.
Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 7; Said grid framework comprises the outer butt flange 1 that is installed in the railway car outside; Have ventilation inlet 101 and exhaust outlet 102 on the said outer butt flange 1, be positioned on the said outer butt flange 1 ventilation inlet 101 around be provided with side plate 1, said ventilation inlet 101 and side plate one 2 formation air intake passages; Be positioned on the said outer butt flange 1 exhaust outlet 102 around be provided with side plate 23, said exhaust outlet 102 forms air exhaust passages with side plate 23; Said side plate 1 is installed in the train through interior butt flange 1, and said side plate 23 is installed in the train through interior butt flange 26.Carry out good installation through using outer butt flange 1, interior butt flange 1 and interior butt flange 26 can this train air-conditioning system be removed the rain grid with ventilating, for the work of the resistance to compression parts 5 that keep off the rain provides condition.
As shown in Figure 5, the difference of present embodiment and embodiment 1 only is: the upper end of a plurality of resistance to compression parts 5 that keep off the rain is all to the train inner inclination in the said air intake passage; The lower end of resistance to compression parts 5 keep off the rain in the said air exhaust passage all to the train inner inclination.The benefit that is provided with like this is: be arranged on the vehicle window below because this ventilation removes the rain grid; The upper end of a plurality of resistance to compression parts 5 that keep off the rain is all to the train inner inclination in the air intake passage; Can increase the area of contact of air intake passage and air, strengthen the air inlet ability of air intake passage, the lower end of a plurality of resistance to compression parts 5 that keep off the rain is all to the train inner inclination in the air exhaust passage; Reduce the area of contact of air exhaust passage and air, improved the exhaust capacity of air exhaust passage.Wherein, in the said air intake passage angle of inclination of the upper end of a plurality of resistance to compression parts 5 that keep off the rain greater than 0 ° less than 10 °; In the said air exhaust passage angle of inclination of the lower end of a plurality of resistance to compression parts 5 that keep off the rain greater than 0 ° less than 10 °, at this moment, the air renewal best results of free air diffuser and exhaust passage.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit all still belongs in the protection domain of technical scheme of the present invention any simple modification, change and equivalent structure transformation that above embodiment did according to the present invention.
Claims (10)
1. the train air-conditioning system removes the rain grid with ventilating; Comprise the grid framework that is installed in the railway car outside; It is characterized in that: said grid framework is provided with air intake passage and air exhaust passage; Said air intake passage is connected with the breeze fan of air-conditioning unit in the train, and said air exhaust passage is connected with the air draft blower fan of air-conditioning unit in the train, is provided with a plurality of resistance to compression parts (5) that keep off the rain in said air intake passage and the air exhaust passage.
2. train air-conditioning according to claim 1 system removes the rain grid with ventilating; It is characterized in that: the upper end of a plurality of resistance to compression parts (5) that keep off the rain in the said air intake passage all is connected with the top of air intake passage, and the lower end of a plurality of resistance to compression parts (5) that keep off the rain in the said air intake passage all is connected with the bottom of air intake passage; The upper end of a plurality of resistance to compression parts (5) that keep off the rain in the said air exhaust passage all is connected with the top of air exhaust passage, and the lower end of a plurality of resistance to compression parts (5) that keep off the rain in the said air exhaust passage all is connected with the bottom of air exhaust passage.
3. train air-conditioning according to claim 1 and 2 system removes the rain grid with ventilating; It is characterized in that: the said resistance to compression parts (5) that keep off the rain comprise shaft-like body (501); The side of said shaft-like body (501) outside car is provided with baffle plate one (502) and baffle plate two (508); Angle between said baffle plate one (502) and the baffle plate two (508) is less than 180 °; Be positioned on the said shaft-like body (501) and be provided with baffle plate three (504) and baffle plate four (506) between baffle plate one (502) and the baffle plate two (508); Said baffle plate one (502), baffle plate two (508), baffle plate three (504) and baffle plate four (506) all extend along the length direction of shaft-like body (501), form air-flow tow-away zone one (503) between said baffle plate one (502) and the baffle plate three (504), formation air-flow tow-away zone two (507) between said baffle plate two (508) and the baffle plate four (506).
4. train air-conditioning according to claim 3 system removes the rain grid with ventilating, and it is characterized in that: the said resistance to compression parts (5) that keep off the rain comprise resistance to compression plate (505), and said resistance to compression plate (505) is connected with baffle plate four (506) with said baffle plate three (504).
5. train air-conditioning according to claim 3 system removes the rain grid with ventilating, and it is characterized in that: the upper end of a plurality of resistance to compression parts (5) that keep off the rain in the said air intake passage is all to the train tilt; The lower end of resistance to compression parts (5) keep off the rain in the said air exhaust passage all to the train tilt.
6. train air-conditioning according to claim 5 system removes the rain grid with ventilating, and it is characterized in that: the angle of inclination of the upper end of a plurality of resistance to compression parts (5) that keep off the rain in the said air intake passage greater than 0 ° less than 10 °; In the said air exhaust passage angle of inclination of the lower end of a plurality of resistance to compression parts (5) that keep off the rain greater than 0 ° less than 10 °.
7. train air-conditioning according to claim 1 and 2 system removes the rain grid with ventilating; It is characterized in that: said grid framework comprises the outer butt flange (1) that is installed in the railway car outside; Have ventilation inlet (101) and exhaust outlet (102) on the said outer butt flange (1); Be positioned on the said outer butt flange (1) ventilation inlet (101) around be provided with side plate one (2), said ventilation inlet (101) and side plate one (2) formation air intake passage; Be positioned on the said outer butt flange (1) exhaust outlet (102) around be provided with side plate two (3), said exhaust outlet (102) and side plate two (3) formation air exhaust passages; Said side plate one (2) is installed in the train through interior butt flange one (4), and said side plate two (3) is installed in the train through interior butt flange two (6).
8. train air-conditioning according to claim 1 and 2 system removes the rain grid with ventilating, and it is characterized in that: a plurality of resistance to compression parts (5) that keep off the rain are for being laid staggeredly.
9. train air-conditioning according to claim 3 system removes the rain grid with ventilating, and it is characterized in that: said baffle plate one (502) and baffle plate two (508) are symmetrical about the center shaft of shaft-like body (501).
10. train air-conditioning according to claim 4 system removes the rain grid with ventilating; It is characterized in that: said baffle plate one (502), baffle plate two (508), baffle plate three (504) and baffle plate four (506) all one-body molded being arranged on the shaft-like body (501), said resistance to compression plate (505) is one-body molded to be arranged on baffle plate three (504) and the baffle plate four (506).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102545150A CN102358306A (en) | 2011-08-31 | 2011-08-31 | Ventilated rain removal grating for train air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102545150A CN102358306A (en) | 2011-08-31 | 2011-08-31 | Ventilated rain removal grating for train air-conditioning system |
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| Publication Number | Publication Date |
|---|---|
| CN102358306A true CN102358306A (en) | 2012-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102545150A Pending CN102358306A (en) | 2011-08-31 | 2011-08-31 | Ventilated rain removal grating for train air-conditioning system |
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| Country | Link |
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| CN (1) | CN102358306A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017084461A1 (en) * | 2015-11-16 | 2017-05-26 | 珠海格力电器股份有限公司 | Automobile air conditioner |
Citations (5)
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|---|---|---|---|---|
| JP2000065418A (en) * | 1998-08-25 | 2000-03-03 | Hitachi Ltd | Air conditioner |
| CN1598429A (en) * | 2004-07-19 | 2005-03-23 | 大连理工大学 | Method for blowing-in of jet-flow impact type air conditioner |
| CN1748833A (en) * | 2004-09-17 | 2006-03-22 | Sgw韦尔德有限公司 | Method for passing air flow through centrifugal separator and centrifugal separator |
| CN201872760U (en) * | 2010-12-02 | 2011-06-22 | 南车资阳机车有限公司 | Wind and sand prevention ventilating system of motor train unit trailer air conditioner |
| CN202186391U (en) * | 2011-08-31 | 2012-04-11 | 西安飞豹科技发展公司 | Ventilation and rain-removing grille for train air conditioning system |
-
2011
- 2011-08-31 CN CN2011102545150A patent/CN102358306A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000065418A (en) * | 1998-08-25 | 2000-03-03 | Hitachi Ltd | Air conditioner |
| CN1598429A (en) * | 2004-07-19 | 2005-03-23 | 大连理工大学 | Method for blowing-in of jet-flow impact type air conditioner |
| CN1748833A (en) * | 2004-09-17 | 2006-03-22 | Sgw韦尔德有限公司 | Method for passing air flow through centrifugal separator and centrifugal separator |
| CN201872760U (en) * | 2010-12-02 | 2011-06-22 | 南车资阳机车有限公司 | Wind and sand prevention ventilating system of motor train unit trailer air conditioner |
| CN202186391U (en) * | 2011-08-31 | 2012-04-11 | 西安飞豹科技发展公司 | Ventilation and rain-removing grille for train air conditioning system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017084461A1 (en) * | 2015-11-16 | 2017-05-26 | 珠海格力电器股份有限公司 | Automobile air conditioner |
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Application publication date: 20120222 |