CN103625491A - Overhead air conditioning unit with active pressure-protection function - Google Patents
Overhead air conditioning unit with active pressure-protection function Download PDFInfo
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- CN103625491A CN103625491A CN201310326476.XA CN201310326476A CN103625491A CN 103625491 A CN103625491 A CN 103625491A CN 201310326476 A CN201310326476 A CN 201310326476A CN 103625491 A CN103625491 A CN 103625491A
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Abstract
The invention relates to an overhead air conditioning unit with the active pressure-protection function. The overhead air conditioning unit with the active pressure-protection function is installed on the top of a train and comprises a shell, wherein the interior of the shell is divided into an indoor cavity, an outdoor cavity and a ventilation cavity through two first partition boards, the ventilation cavity is divided into a fresh air cavity and an exhaust discharging cavity through a second partition board, the fresh air cavity is provided with a fresh air inlet, a fresh air outlet and a fresh air high-pressure fan, the exhaust discharging cavity is provided with an exhaust discharging inlet, an exhaust discharging outlet, an exhaust discharging high-pressure fan and an exhaust discharging low-pressure fan, the fresh air outlet is communicated with the indoor cavity through an air duct, and the exhaust discharging inlet is communicated with an exhaust discharging air returning port in a compartment through an air duct. Due to the fact that the overhead air conditioning unit is integrated with a ventilation device with the active pressure-protection function, continuous ventilation can be achieved and pressure in the train can be stabilized when the train runs in a large and long tunnel at a high speed and when two trains meet each other, and the air conditioning comfort is improved; meanwhile, due to the fact that a connecting air duct between the ventilation device and the air conditioning unit can be simplified, the structure of the whole air conditioning unit can be more compact, the weigh of the whole air conditioning unit is reduced, and the requirement, becoming increasingly higher, for light weight of high-speed railway vehicles is met.
Description
Technical field
The present invention relates to a kind of active pressure fender guard of rolling stock, particularly a kind of integrated roof-mounted air-condition unit with the air interchanger of active pressure defencive function using on high-speed railway vehicle, belongs to vehicle body of railway vehicle manufacturing technology field.
Background technology
On rolling stock, in order to regulate the temperature and humidity of environment in compartment, one to two air-conditioning unit all can be at least installed in every joint compartment, air-conditioning unit has modular and split type two kinds of versions.Unitary air conditioner unit integrates, and is divided into indoor and outside two parts, is installed on together top or the bottom of car body.Split-type air conditioner unit is divided into indoor set and off-premises station two parts, and indoor set is installed in compartment, and off-premises station is installed on top or the bottom of car body.
Air-conditioning unit has air outlet, return air inlet and fresh wind port on the housing of indoor, and outdoor new wind enters air-conditioning unit from fresh wind port, after mixing with return air again through evaporator process deliver to indoor, to guarantee freshness and the Thermal comfort of environment in compartment.
When rolling stock passes through tunnel or two car meetings with higher speed; pressure outside car will have larger fluctuation; if without pressure wave fender guard; larger fluctuation of pressure will be delivered in car by scavenge port (fresh wind port and useless row mouthful); make passenger feel tinnitus (passenger changes for excessive pressure and the sense of discomfort acoustically that produces), so high speed train all need to arrange pressure wave fender guard.Pressure wave fender guard is divided into active and passive type; active pressure protective device is offset the fluctuation of pressure outside car and is kept ventilation continuously by high-static pressure fan; passive type pressure protective device cuts off the fluctuation of pressure outside car by closing scavenge port, has closed ventilatory simultaneously.
Roof-mounted air-condition unit at present only with passive type pressure protective device fit applications in EMU; train exterior fluctuation of pressure more frequently on circuit passive type pressure protective device act frequently, cause Che Neixin wind deficiency and interior pressure to control effect unstable.
The patent No. is that 201020129718.8 patent discloses a kind of air changing device of high-speed railway, the above-mentioned problem solving, it is provided with new wind entrance, the new wind outlet being connected with air-conditioning unit, useless mouth and the useless discharge orifice of entering on housing, in housing, be provided with new wind blower fan and useless exhaust fan, the operating frequency of two blower fans is independently controlled by control unit.In air interchanger, be also provided with for detection of the pressure sensor of car external pressure and the temperature sensor of detected temperatures, pressure sensor is connected with control unit equally with temperature sensor, control unit is controlled the operating frequency of new wind blower fan and useless exhaust fan according to pressure signal and temperature signal, reach the object that regulates air quantity, realize the control of interior pressure, improve passenger's comfort level.
But disclosed air interchanger is installed on equipment compartment under car in this patent, if adopt roof-mounted air-condition unit, this air interchanger need to be connected with the air-conditioning unit of roof by air channel, makes whole system air channel complicated layout, increases complete vehicle weight.
Summary of the invention
Main purpose of the present invention is to address the above problem and is not enough, and a kind of roof-mounted air-condition unit with active pressure defencive function is provided, and compact conformation, can be continuously compartment new wind is provided, and improves comfort of passenger, and can meet vehicle lightweight requirements.
For achieving the above object, technical scheme of the present invention is:
A kind of roof-mounted air-condition unit with active pressure defencive function; comprise a housing; in housing, by two the first baffle for separatings, become indoor chamber, outdoor chamber and ventilation lumen; described ventilation lumen is separated into Ji Feipai chamber, new wind chamber by second partition; described new wind chamber is provided with new wind entrance, new wind outlet and new wind high pressure positive blower; in described useless row chamber, be provided with useless mouth, useless discharge orifice, useless row's high pressure positive blower and the useless fan with low voltage of arranging of entering; described new wind outlet is communicated with described indoor chamber by air channel, and the described useless mouth that enters is communicated with the useless exhaust outlet in compartment by air channel.
Further, at described new wind entrance and useless discharge orifice place, be provided with operated pneumatic valve.
Further, described new wind high pressure positive blower and useless row's high pressure positive blower all adopt high-static pressure fan.
Further, described air-conditioning unit is arranged on the end in compartment.
Further, the top board of described housing is comprised of the oblique top plate of middle ceiling and both sides, between described ceiling and oblique top plate, has an angle.
Further, described angle is 130-135 degree.
Further, described new wind entrance and described useless discharge orifice are separately positioned on the described oblique top plate of both sides.
Further, described new wind entrance and described useless discharge orifice place are provided with grid-like air port.
Further, described grid-like air port and described housing are one-body molded.
Further, described indoor chamber, outdoor chamber and ventilation lumen are arranged side by side, and described ventilation lumen is arranged on a side in described outdoor chamber or is arranged on a side in described indoor chamber.
Content to sum up; the roof-mounted air-condition unit with active pressure defencive function of the present invention; roof-mounted air-condition unit and the air interchanger with active pressure protecting function are become one; growing, in large tunnel, can take a breath continuously and stable interior pressure when high-speed cruising and the intersection of train high speed, improve air conditioning comfortableness.Simultaneously; having the air interchanger of active pressure defencive function and air-conditioning unit becomes one and is installed on roof; can simplify the air channel that is connected between air interchanger and air-conditioning unit; make the structure of complete machine more compact; reduced the weight of complete machine; meet the requirement that high-speed railway vehicle is more and more higher to lightweight, because roof air ambient is good, can further improve passenger inside the vehicle's comfort level.
Accompanying drawing explanation
Fig. 1 is inner structure schematic diagram of the present invention;
Fig. 2 is external structure schematic diagram of the present invention;
The lateral plan of Fig. 3 Fig. 2.
As shown in Figure 1 to Figure 3, housing 1, the first dividing plate 2, indoor chamber 3, outdoor chamber 4, changes wind chamber 5, second partition 6, new wind chamber 7, useless row chamber 8, new wind entrance 9, new wind outlet 10, new wind high pressure positive blower 11, the useless mouth 12 that enters, useless discharge orifice 13, useless row's high pressure positive blower 14, ceiling 15, oblique top plate 16, angle 17, useless row's fan with low voltage 18, evaporator 19, unit return air inlet 20, evaporation fan 21, electric heater 22, compressor 23, condenser 24, condensation fan 25, new general mood movable valve 26, useless exhaust movable valve 27, installation foot 29.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment, the present invention is described in further detail:
As shown in Figure 1, the roof-mounted air-condition unit with active pressure defencive function of the present invention, comprises a housing 1, and the surrounding of housing 1 arranges installation foot 29, and installation foot 29 is bolted on the air-conditioner mounting seat that is installed on roof.
Space in housing 1 is separated into indoor chamber 3, outdoor chamber 4 and ventilation lumen 5 by two the first dividing plates 2, for making complete machine structure more compact, indoor chamber 3, outdoor chamber 4 and ventilation lumen 5 are longitudinally arranged side by side, ventilation lumen 5 can be close to outdoor chamber 4 as shown in Figure 1, be arranged on a side in outdoor chamber 4, ventilation lumen 5 also can be close to indoor chamber 3, is arranged on a side in indoor chamber 3, be arranged on a side in indoor chamber 3, can more shorten the length in the new wind air channel between ventilation lumen 5 and indoor chamber 3.
Wherein, in indoor chamber 3, be provided with evaporator 19, evaporation fan 21, electric heater 22, compressor 23 etc., on the housing 1 in indoor chamber 3, offer unit blasting air mouth and unit return air inlet 20, unit blasting air mouth is connected with the guest room air outlet of opening on compartment roof plate by supply air duct, and unit return air inlet 20 is connected with the guest room return air inlet of opening on compartment roof plate by return airway.Air after evaporator 19 is processed is sent in compartment through unit blasting air mouth, supply air duct and guest room air outlet successively under the effect of evaporation fan 21, and room air enters indoor chamber 3 by guest room return air inlet, return airway and unit return air inlet 20 successively.
On the housing 1 in new wind chamber 7, be provided with new wind entrance 9, on the first dividing plate 2 between new wind chamber 7 and outdoor chamber 4, offer new wind outlet 10 and new general mood movable valve 26, interior in new wind chamber 7 new wind high pressure positive blower 11 is set, the inlet side of new wind high pressure positive blower 11 communicates with new wind entrance 9, and the air side of new wind high pressure positive blower 11 is connected with new wind outlet 10.New wind outlet 10 is passed through independently new wind air channel and is communicated with indoor chamber 3, in indoor chamber 3, mixes with the return air in compartment, and mixed air and evaporator carry out interchange of heat, then send in compartment by ducting system.
On the housing 1 in useless row chamber 8, be provided with the useless mouth 12 that enters, useless discharge orifice 13, interior useless row's high pressure positive blower 14, useless exhaust movable valve 27 and the useless exhaust fan 18 of arranging in useless row chamber 8, the inlet side of useless row's high pressure positive blower 14 is connected with the useless mouth 12 that enters, the air side of useless row's high pressure positive blower 14 is connected with useless discharge orifice 13, useless row's fan with low voltage 18 entrances are connected with useless exhaust movable valve 27, and useless row's fan with low voltage 18 outlets communicate with useless discharge orifice 13.The useless mouth 12 that enters is opened on the diapire of housing 1, by useless air exhausting duct, be communicated with the useless exhaust outlet (not shown) being opened on compartment roof plate, useless enter mouthfuls 12 and compartment roof plate on useless flowing back between air port also can air channel be set, utilize compartment roof plate to the space between roof as useless air exhausting duct.
As shown in Figures 2 and 3, for housing 1 and the integral structure of roof are matched, the present embodiment is, the top board of housing 1 is comprised of the oblique top plate 16 of middle ceiling 15 and both sides, between ceiling 15 and oblique top plate 16, there is an angle 17, angle 17 is preferably 130-135 degree, and new wind entrance 9 and useless discharge orifice 13 are separately positioned on the oblique top plate 16 of ventilation lumen 5 both sides.
In the present embodiment, new wind high pressure positive blower 11 and useless row's high pressure positive blower 14 all adopt high-static pressure fan, fluctuation of pressure during with counteracting train crossing or by tunnel outside car, on the impact in car, is separately respectively arranged with new general mood movable valve 26 and useless exhaust movable valve 27 in the outlet of new wind chamber and the useless exit, chamber of arranging.
At car speed, during lower than 160km/h, do not need to carry out pressure protect, only open new general mood movable valve 26, useless exhaust movable valve 27, open useless row's fan with low voltage simultaneously.Under the suction function that new wind produces when evaporation fan 21 operation, arrive indoor chamber 3 mix with the return air in compartment by new wind entrance 9 through new wind air channel independently, mixed air and evaporator carry out interchange of heat, then send in compartment by ducting system.Waste gas enters useless row chamber 8 from the useless mouth 12 that enters, and through useless exhaust movable valve 27, under the effect of the row's of giving up fan with low voltage 18, through useless discharge orifice 13, discharges.
When car speed is during higher than 160km/h, close new general mood movable valve 26, useless exhaust movable valve 27, open new wind high pressure positive blower 11 and useless row's high pressure positive blower 14, the active pressure defencive function while realizing vehicle high-speed operation.New wind, under the effect of new wind high pressure positive blower 11, arrives indoor chamber 3 by new wind entrance 9 through new wind air channel independently and mixes with the return air in compartment, and mixed air and evaporator carry out interchange of heat, then send in compartment by ducting system.Waste gas enters useless row chamber 8 from the useless mouth 12 that enters, and under the effect of useless row's high pressure positive blower 14, the useless discharge orifice 13 of warp is discharged.
Like this, growing, in large tunnel, under high-speed cruising, this air-conditioning unit can be taken a breath continuously and can be stablized interior pressure, and then improves air conditioning comfortableness.
As mentioned above, given scheme content, can derive similar technical scheme by reference to the accompanying drawings.In every case be the content that does not depart from technical solution of the present invention, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a roof-mounted air-condition unit with active pressure defencive function, be installed on roof, it is characterized in that: comprise a housing, in housing, by two the first baffle for separatings, become indoor chamber, outdoor chamber and ventilation lumen, described ventilation lumen is separated into Ji Feipai chamber, new wind chamber by second partition, described new wind chamber is provided with new wind entrance, new wind outlet and new wind high pressure positive blower, in described useless row chamber, be provided with the useless mouth that enters, useless discharge orifice, useless row's high pressure positive blower and useless row's fan with low voltage, described new wind outlet is communicated with described indoor chamber by air channel, the described useless mouth that enters is communicated with the useless exhaust outlet in compartment by air channel.
2. the roof-mounted air-condition unit with active pressure defencive function according to claim 1, is characterized in that: at described new wind entrance and useless discharge orifice place, be provided with operated pneumatic valve.
3. the roof-mounted air-condition unit with active pressure defencive function according to claim 1, is characterized in that: described new wind high pressure positive blower and useless row's high pressure positive blower all adopt high-static pressure fan.
4. the roof-mounted air-condition unit with active pressure defencive function according to claim 1, is characterized in that: described air-conditioning unit is arranged on the end in compartment.
5. the roof-mounted air-condition unit with active pressure defencive function according to claim 1, is characterized in that: the top board of described housing is comprised of the oblique top plate of middle ceiling and both sides, between described ceiling and oblique top plate, has an angle.
6. the roof-mounted air-condition unit with active pressure defencive function according to claim 5, is characterized in that: described angle is 130-135 degree.
7. the roof-mounted air-condition unit with active pressure defencive function according to claim 5, is characterized in that: described new wind entrance and described useless discharge orifice are separately positioned on the described oblique top plate of both sides.
8. the roof-mounted air-condition unit with active pressure defencive function according to claim 7, is characterized in that: described new wind entrance and described useless discharge orifice place are provided with grid-like air port.
9. the roof-mounted air-condition unit with active pressure defencive function according to claim 8, is characterized in that: described grid-like air port and described housing are one-body molded.
10. according to the roof-mounted air-condition unit with active pressure defencive function described in claim 1-9 any one; it is characterized in that: described indoor chamber, outdoor chamber and ventilation lumen are arranged side by side, described ventilation lumen is arranged on a side in described outdoor chamber or is arranged on a side in described indoor chamber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310326476.XA CN103625491B (en) | 2013-07-30 | 2013-07-30 | There is the roof-mounted air-condition unit of active pressure defencive function |
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| CN201310326476.XA CN103625491B (en) | 2013-07-30 | 2013-07-30 | There is the roof-mounted air-condition unit of active pressure defencive function |
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| CN103625491A true CN103625491A (en) | 2014-03-12 |
| CN103625491B CN103625491B (en) | 2016-05-25 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149804A (en) * | 2014-07-30 | 2014-11-19 | 南车青岛四方机车车辆股份有限公司 | Overhead air conditioning unit with sand wind preventing function and for railway vehicle |
| CN105539467A (en) * | 2016-03-10 | 2016-05-04 | 中车株洲电力机车有限公司 | Method, device and system for dynamically adjusting air pressure in cab |
| CN107878487A (en) * | 2017-10-27 | 2018-04-06 | 中车南京浦镇车辆有限公司 | The exhaust system of motor-car, Passenger Vehicle air-conditioning |
| RU2677761C1 (en) * | 2017-12-27 | 2019-01-21 | СиАрАрСи ЧАНЧУНЬ РЭЙЛВЭЙ ВИИКЛЗ КО., ЛТД. | Railway train and equipment kit for single air conditioning unit of railway train |
| CN109318917A (en) * | 2017-12-26 | 2019-02-12 | 中车长春轨道客车股份有限公司 | Track train and its unit air-conditioner unit |
| WO2019127206A1 (en) * | 2017-12-26 | 2019-07-04 | 中车长春轨道客车股份有限公司 | Railway train and unitary air-conditioning unit thereof |
| CN111416372A (en) * | 2020-04-24 | 2020-07-14 | 南通阿斯通电器制造有限公司 | Outdoor box type energy storage battery power station and method |
| CN112319531A (en) * | 2020-11-10 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Sand-discharging dust-removing air conditioning unit and railway vehicle |
| CN112874553A (en) * | 2021-01-26 | 2021-06-01 | 中车长春轨道客车股份有限公司 | EMUs frequency conversion exhaust system that gives up |
| CN113002576A (en) * | 2021-01-25 | 2021-06-22 | 中车大连机车研究所有限公司 | Vehicle-mounted air conditioner for train |
| CN113335319A (en) * | 2021-06-24 | 2021-09-03 | 中车青岛四方机车车辆股份有限公司 | Vehicle body structure of railway vehicle and vehicle body design method |
| CN113997968A (en) * | 2021-11-19 | 2022-02-01 | 中车大连机车研究所有限公司 | Horizontal guest room air conditioner with guiding device |
| KR102651268B1 (en) * | 2022-12-09 | 2024-03-25 | 현대로템 주식회사 | Control method of ventilation system for railway vehicles |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149804A (en) * | 2014-07-30 | 2014-11-19 | 南车青岛四方机车车辆股份有限公司 | Overhead air conditioning unit with sand wind preventing function and for railway vehicle |
| CN104149804B (en) * | 2014-07-30 | 2016-05-25 | 中车青岛四方机车车辆股份有限公司 | There is the rail vehicle roof-mounted air-condition unit of sand-proof function |
| CN105539467A (en) * | 2016-03-10 | 2016-05-04 | 中车株洲电力机车有限公司 | Method, device and system for dynamically adjusting air pressure in cab |
| CN107878487A (en) * | 2017-10-27 | 2018-04-06 | 中车南京浦镇车辆有限公司 | The exhaust system of motor-car, Passenger Vehicle air-conditioning |
| WO2019127206A1 (en) * | 2017-12-26 | 2019-07-04 | 中车长春轨道客车股份有限公司 | Railway train and unitary air-conditioning unit thereof |
| CN109318917A (en) * | 2017-12-26 | 2019-02-12 | 中车长春轨道客车股份有限公司 | Track train and its unit air-conditioner unit |
| RU2677761C1 (en) * | 2017-12-27 | 2019-01-21 | СиАрАрСи ЧАНЧУНЬ РЭЙЛВЭЙ ВИИКЛЗ КО., ЛТД. | Railway train and equipment kit for single air conditioning unit of railway train |
| CN111416372A (en) * | 2020-04-24 | 2020-07-14 | 南通阿斯通电器制造有限公司 | Outdoor box type energy storage battery power station and method |
| CN112319531A (en) * | 2020-11-10 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Sand-discharging dust-removing air conditioning unit and railway vehicle |
| CN113002576A (en) * | 2021-01-25 | 2021-06-22 | 中车大连机车研究所有限公司 | Vehicle-mounted air conditioner for train |
| CN112874553A (en) * | 2021-01-26 | 2021-06-01 | 中车长春轨道客车股份有限公司 | EMUs frequency conversion exhaust system that gives up |
| CN113335319A (en) * | 2021-06-24 | 2021-09-03 | 中车青岛四方机车车辆股份有限公司 | Vehicle body structure of railway vehicle and vehicle body design method |
| CN113997968A (en) * | 2021-11-19 | 2022-02-01 | 中车大连机车研究所有限公司 | Horizontal guest room air conditioner with guiding device |
| CN113997968B (en) * | 2021-11-19 | 2024-05-24 | 中车大连机车研究所有限公司 | Horizontal guest room air conditioner with flow guiding device |
| KR102651268B1 (en) * | 2022-12-09 | 2024-03-25 | 현대로템 주식회사 | Control method of ventilation system for railway vehicles |
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Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Applicant after: CRRC QINGDAO SIFANG CO., LTD. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Applicant before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
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