CN103158730B - Intercity motor train unit air conditioning duct system - Google Patents

Intercity motor train unit air conditioning duct system Download PDF

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Publication number
CN103158730B
CN103158730B CN201110407284.2A CN201110407284A CN103158730B CN 103158730 B CN103158730 B CN 103158730B CN 201110407284 A CN201110407284 A CN 201110407284A CN 103158730 B CN103158730 B CN 103158730B
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air
useless
duct
car
compartment
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CN103158730A (en
Inventor
郭海霞
王宗昌
任广强
臧兴旺
袁博
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CRRC Qingdao Sifang Co Ltd
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CSR Qingdao Sifang Locomotive and Rolling Stock Co Ltd
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Publication of CN103158730A publication Critical patent/CN103158730A/en
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Abstract

The present invention relates to a kind of intercity motor train unit air conditioning duct system, comprise the air-conditioner set being arranged at roof and the useless row's unit be arranged at the bottom of car; The air outlet of described air-conditioner set indoor is communicated with return air inlet with the air outlet being positioned at car with return airway respectively by the supply air duct being arranged at roof with ventilation inlet, air outlet in described car at least comprises the air outlet in air outlet in compartment, guest room, the air outlet of sanitary accomodation and driver's cab, and the return air inlet in described car at least comprises the return air inlet of return air inlet in compartment, guest room and driver's cab; Described useless row's unit is communicated with the useless exhaust outlet being positioned at car by useless air exhausting duct, and the useless exhaust outlet in described car at least comprises the useless exhaust outlet in compartment, guest room and the useless exhaust outlet in sanitary accomodation.The present invention is conducive to alleviating air channel weight, meets vehicle weight-saving requirements at the higher level, and it is even to be conducive to air current composition in car, simultaneously because waste gas is discharged by the useless row's unit bottom car, and then meets the air-tightness requirement of vehicle.

Description

Intercity motor train unit air conditioning duct system
Technical field
The present invention relates to a kind of air conditioning duct system, particularly a kind of air conditioning duct system used on intercity motor train unit, belong to railway vehicle air conditioner manufacturing technology field.
Background technology
Intercity motor train unit are to meet a kind of vehicle that China's regional economy is fast-developing and group of cities emergence is newly developed to the requirement of city rail traffic, there is the features such as large, the quick start-stop of passenger capacity, speed or project organization all have larger difference with vehicle in the past, therefore only for the air conditioner system that the actual conditions development and design of inter-city train is suitable, the air parameter in passenger vehicle and air quality just can be made to reach requirement, for passenger provides comfortable traveling environment.Current domestic train supply air duct system generally all adopts and is installed on roof end position, and supply air system adopts top static pressure chamber wind pushing form, and does not have independently air return duct, useless air exhausting duct.In this kind of air conditioning duct system car gentle breeze speed and temperature distribution evenness poor.Secondly, running at high speed of the intercity car of 200km/h, also higher to air-tightness, existing air conditioning duct system cannot meet bubble-tight higher requirement.
Summary of the invention
Main purpose of the present invention is to solve the problem, and provides a kind of integral structure simple, and air-supply is even, the intercity motor train unit air conditioning duct system that lightweight, cost is low.
For achieving the above object, technical scheme of the present invention is:
A kind of intercity motor train unit air conditioning duct system, comprises the air-conditioner set being arranged at roof and the useless row's unit be arranged at the bottom of car; The air outlet of described air-conditioner set indoor is communicated with return air inlet with the air outlet being positioned at car with return airway respectively by the supply air duct being arranged at roof with ventilation inlet, air outlet in described car at least comprises the air outlet in air outlet in compartment, guest room, the air outlet of sanitary accomodation and driver's cab, and the return air inlet in described car at least comprises the return air inlet of return air inlet in compartment, guest room and driver's cab; Described supply air duct and return airway are arranged along length over ends of body direction, described supply air duct is positioned at centre, described return airway is arranged at the both sides of described supply air duct, described supply air duct is extended in driver's cab by compartment, guest room always, and the return air inlet of described driver's cab is arranged in the passageway doors or headwall that described driver's cab is communicated with compartment, described guest room; Described useless row's unit is communicated with the useless exhaust outlet being positioned at car by useless air exhausting duct, and the useless exhaust outlet in described car at least comprises the useless exhaust outlet in compartment, guest room and the useless exhaust outlet in sanitary accomodation.
Further, described supply air duct and return airway are integral type structure.
Further, air outlet in compartment, described guest room and return air inlet are arranged on the top board in compartment, described guest room, air outlet in described driver's cab is arranged on the top board of driver's cab, and the useless exhaust outlet in compartment, described guest room is arranged at the under-seat in compartment, described guest room.
Further, the air outlet in compartment, described guest room is evenly arranged in the middle section of compartment roof plate along the length direction of car body, and the return air inlet in compartment, described guest room is arranged on the compartment roof plate at car body two ends.
Further, have several duct outlets in the bottom of described supply air duct, between the lower surface of described supply air duct and the described air outlet on top board, surround the static pressure chamber of blowing in car.
Further, be provided with for the deflecting plate by airflow diversion at each described duct outlet place.
Further, described air outlet is orifice structure.
Further, described useless air exhausting duct is useless air exhausting duct under comprising in floor give up air exhausting duct and car, in described floor, the ventilation inlet of useless air exhausting duct is communicated with described useless exhaust outlet through floor, in described floor, the air outlet of useless air exhausting duct is communicated with air exhausting duct useless under described car, and under described car, the other end of useless air exhausting duct is communicated in described useless row's unit.
Further, under described supply air duct, return airway, car, useless air exhausting duct is aluminium sheet material, and in described floor, useless air exhausting duct is glass-reinforced plastic material.
To sum up content, the intercity motor train unit air conditioning duct system of one of the present invention, supply air duct and return airway are all installed on roof, be beneficial to and alleviate air channel weight, meet vehicle weight-saving requirements at the higher level, and it is even to be conducive to air current composition in car, also can reduce the distance between air-conditioner set air outlet to roof air outlet simultaneously, and then minimizing loss of refrigeration capacity, improve refrigerating efficiency.In addition, because waste gas is discharged by the useless row's unit bottom car, the air-tightness ensureing vehicle is conducive to.
In the present invention, the supply air duct in head car compartment extends in driver's cab always, the air-conditioner set being arranged on guest room car body top is utilized to blow in driver's cab, driver's cab arranges air-conditioner set no longer separately, and in driver's cab, return air equipment is not set, only in passageway doors or headwall, offer return air inlet, the air in driver's cab is made to enter in compartment, guest room through return air inlet, flow back into air-conditioner set again, so not only simplify the structure of the ducting system of overall driver's cab, also the weight of whole air conditioning duct system is greatly reduced, further meet vehicle weight-saving requirements at the higher level.
Accompanying drawing explanation
Fig. 1 is ducting system structural representation of the present invention;
Fig. 2 is the A direction view of Fig. 1;
Fig. 3 is useless exhaust outlet arrangement plan of the present invention;
Fig. 4 is compartment, guest room of the present invention ducting system structural representation;
Fig. 5 is the B-B cutaway view of Fig. 4.
As shown in Figures 1 to 5, compartment, guest room 1, air-conditioner set 2, useless row's unit 3, supply air duct 4, return airway 5, sanitary accomodation 6, driver's cab 7, air outlet 8,9,10, return air inlet 11,12, useless exhaust outlet 13,14, duct outlet 15, air outlet 16, ventilation inlet 17, deflecting plate 18, static pressure chamber 19, seat 20, useless air exhausting duct 21 in floor, useless air exhausting duct 22 under car.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As shown in Figure 1, a kind of intercity motor train unit air conditioning duct system, arranges two Air conditioning unit 2 and one useless row unit 3 often saving compartment, guest room 1.
Two air-conditioner set 2 are all installed on roof, and every platform air-conditioner set 2 includes a housing, is divided into indoor and outside in housing, and outside comprises compressor, condenser and condensation fan etc.; Indoor comprises evaporator, evaporation fan, air outlet 16, ventilation inlet 17 and fresh wind port (not shown).Wherein, air outlet 16 is communicated with supply air duct 4, and supply air duct 4 is communicated with the air outlet in several cars, for compartment, guest room 1, sanitary accomodation 6, driver's cab 7 send into the air after evaporator process, regulates the freshness of temperature, humidity and the air in car; Ventilation inlet 17 is communicated with return airway 5, and return airway 5 is communicated with the return air inlet in multiple car, for being back in air-conditioner set 2 by air dirty in car, after mixing with the new wind entered from fresh wind port, carry out interchange of heat with evaporator, then deliver in car, form wind circulation.
Useless row's unit 3 is installed on vehicle bottom, is communicated with the useless exhaust outlet in car by useless air exhausting duct, and the waste gas in car is discharged outside car through useless row's unit 3, and waste gas is discharged by the row's of giving up unit 3 and is conducive to ensureing the air-tightness of car load and the requirement of pressure-fired.
As shown in Fig. 2, Fig. 4 and Fig. 5, supply air duct 4 and return airway 5 are all arranged at roof, are positioned at the top of car inside ceiling panel, and supply air duct 4 and return airway 5 are all along the elongated setting in length over ends of body direction.As shown in Figure 5, supply air duct 4 is positioned at centre, and the line of centers along car body is arranged, return airway 5 is arranged at the both sides of supply air duct 4.In the present embodiment, preferably, supply air duct 4 and return airway 5 are set to integral structure, like this, the total weight in air channel can be alleviated to greatest extent, thus meet the requirement of vehicle weight-saving.Meanwhile, in the present embodiment, supply air duct 4 and return airway 5 all adopt aluminium sheet material, not only can ensure the intensity of supply air duct 4 and return airway 5, can also reduce the total weight in air channel further.
As shown in Figure 1, supply air duct 4 extends in driver's cab 7 by the compartment, guest room 1 of head car always, can arrange air-conditioning separately in driver's cab 7, also only can provide air-supply by the air-conditioner set 2 in compartment, guest room 1, or two kinds of forms uses simultaneously.Supply air duct 4 also extends in sanitary accomodation 6 always, blows in sanitary accomodation 6.Return airway 5 can extend in driver's cab 7, but in order to expendable weight, in the present embodiment, preferably, in driver's cab 7, does not arrange return airway 5, and the return air unification of driver's cab 7 is completed by the return airway 5 in compartment, guest room 1.
As shown in Figure 2 and Figure 4, the air outlet in car comprises the air outlet 10 in air outlet 8 in compartment, guest room 1, the air outlet 9 of sanitary accomodation 6 and driver's cab 7.Return air inlet in car comprises the return air inlet 12 of return air inlet 11 in compartment, guest room 1 and driver's cab 7.As shown in Figure 3, the useless exhaust outlet in car comprises the useless exhaust outlet 13 in compartment, guest room 1 and the useless exhaust outlet 14 in sanitary accomodation 6.
Wherein, the multiple air outlets 8 in compartment, guest room 1 are arranged on the top board in the compartment, guest room 1 below supply air duct 4, and the length direction along car body is evenly arranged in the middle section of compartment roof plate.As shown in Figure 5, the bottom of supply air duct 4 has several rounded duct outlets 15, be provided with in the below of each duct outlet 15 for the curved deflecting plate 18 by airflow diversion, deflecting plate 18 is fixed on the bottom of supply air duct 4 by screw, air outlet 8 all adopts orifice structure, surround the static pressure chamber 19 of blowing in car between the air outlet 8 of the lower surface of supply air duct 4 and the orifice structure on top board, be conducive to air current composition in car even, improve the comfort level in compartment.
The cold wind sent through air-conditioner set 2 enters the supply air duct 4 of roof, after the duct outlet 15 of multiple circle and the deflecting plate 18 of arc, enter in the static pressure chamber 19 below supply air duct 4, then the air outlet 8 of passing hole plate structure is sent in compartment, guest room 1.
As shown in Figure 4, often the return air inlet 11 saved in compartment, guest room 1 is two, and be arranged on the compartment roof plate at car body two ends respectively, two return air inlets 11 are communicated with two return airways 5, and return air inlet 11 adopts cell sructure.In car, return air enters in two return airways 5 of roof by the return air inlet 11 at car body two ends, and in each compartment 1, form central air supply like this, the ducting system of car body two ends centralized return air system, is further conducive to air current composition in car even.
As depicted in figs. 1 and 2, air outlet 10 in driver's cab 7 is arranged on the top board of driver's cab 7, supply air duct 4 in the compartment, guest room 1 of head car extends in driver's cab 7, be communicated with the air outlet 10 in driver's cab 7, air outlet 10 is same as described above, also orifice structure is adopted, the bottom of supply air duct 4 has rounded duct outlet 15, be provided with for the curved deflecting plate 18 by airflow diversion in the below of duct outlet 15, deflecting plate 18 is fixed on the bottom of supply air duct 4 by screw, the static pressure chamber 19 of blowing in driver's cab 7 is surrounded between the air outlet 10 of the lower surface of supply air duct 4 and the orifice structure on top board.Because the area of driver's cab 7 is less, can an air outlet 10 be only set in driver's cab 7.
In the present embodiment, owing to not establishing return airway 5 in driver's cab 7, so the return air inlet 12 in driver's cab 7 is arranged in the passageway doors 20 that driver's cab 7 is communicated with compartment, guest room 1, also can be arranged on headwall.First return air in driver's cab enter in the compartment, guest room 1 of a car through return air inlet 12, then be back in return airway 5 by the return air inlet 11 in compartment, guest room 1.Return air inlet 12 herein also adopts cell sructure.
As shown in Figure 2 and Figure 4, on sanitary accomodation 6 top board that the air outlet 9 of sanitary accomodation 6 is arranged on equally, air outlet 9 adopts grille structure.Because the area of sanitary accomodation 6 is less, the quantity of air outlet 9 can only arrange one, and supply air duct 9 outlet herein is directly connected with air outlet 9, does not need to arrange the structures such as above-mentioned deflecting plate 18.Waste gas in sanitary accomodation 6 is discharged by the useless exhaust outlet 14 being arranged on below in sanitary accomodation 6.
As shown in Figure 3, the useless exhaust outlet 13 in compartment, guest room 1 is provided with multiple, and as shown in Figure 5, useless exhaust outlet 13 is arranged at below the seat 20 in compartment, guest room 1, is conducive to saving the space in car, is beneficial to the discharge of waste gas simultaneously.
As Fig. 1 and as shown in Figure 5, useless air exhausting duct is useless air exhausting duct 22 under comprising in floor give up air exhausting duct 21 and car, in floor, the ventilation inlet of useless air exhausting duct 21 is communicated with the useless exhaust outlet 14 in sanitary accomodation 6 with the useless exhaust outlet 13 in compartment, guest room 1 through floor, in floor, the air outlet of useless air exhausting duct 21 is communicated with air exhausting duct 22 useless under car, and under car, the other end of useless air exhausting duct 22 is communicated in useless row's unit 3.Waste gas in car enters useless air exhausting duct 21 in floor by give up exhaust outlet 13 and useless exhaust outlet 14, then enters useless row's unit 3 via air exhausting duct 22 useless under car, is finally discharged outside car by useless row's unit 3.
By pressure head and the air quantity of machine in useless row in adjustment air-conditioner set 2 indoor evaporation fan and useless row's unit 3, and then regulate the return air amount in car and useless exhaust air rate, to ensure the freshness of air in car, ensure free from extraneous odour in sanitary accomodation 6.
In order to alleviate the total weight in air channel, under car, useless air exhausting duct 22 adopts aluminium sheet material, and in floor, useless air exhausting duct 21 adopts glass-reinforced plastic material, and glass-felt plastic has good intensity, and lighter in weight, is easy to shape.
As mentioned above, plan content given in conjunction with the accompanying drawings and embodiments, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (10)

1. an intercity motor train unit air conditioning duct system, is characterized in that: comprise the air-conditioner set being arranged at roof and the useless row's unit be arranged at the bottom of car;
The air outlet of described air-conditioner set indoor is communicated with return air inlet with the air outlet being positioned at car with return airway respectively by the supply air duct being arranged at roof with ventilation inlet, air outlet in described car at least comprises the air outlet in air outlet in compartment, guest room, the air outlet of sanitary accomodation and driver's cab, and the return air inlet in described car at least comprises the return air inlet of return air inlet in compartment, guest room and driver's cab;
Described supply air duct and return airway are arranged along length over ends of body direction, described supply air duct is positioned at centre, described return airway is arranged at the both sides of described supply air duct, described supply air duct is extended in driver's cab by compartment, guest room always, and the return air inlet of described driver's cab is arranged in the passageway doors or headwall that described driver's cab is communicated with compartment, described guest room;
Described useless row's unit is communicated with the useless exhaust outlet being positioned at car by useless air exhausting duct, and the useless exhaust outlet in described car at least comprises the useless exhaust outlet in compartment, guest room and the useless exhaust outlet in sanitary accomodation.
2. intercity motor train unit air conditioning duct system according to claim 1, is characterized in that: described supply air duct and return airway are integral type structure.
3. intercity motor train unit air conditioning duct system according to claim 1, it is characterized in that: the air outlet in compartment, described guest room and return air inlet are arranged on the top board in compartment, described guest room, air outlet in described driver's cab is arranged on the top board of driver's cab, and the useless exhaust outlet in compartment, described guest room is arranged at the under-seat in compartment, described guest room.
4. intercity motor train unit air conditioning duct system according to claim 3, it is characterized in that: the air outlet in compartment, described guest room is evenly arranged in the middle section of compartment roof plate along the length direction of car body, the return air inlet in compartment, described guest room is arranged on the compartment roof plate at car body two ends.
5. intercity motor train unit air conditioning duct system according to claim 3, it is characterized in that: have several duct outlets in the bottom of described supply air duct, between the lower surface of described supply air duct and the described air outlet on top board, surround the static pressure chamber of blowing in car.
6. intercity motor train unit air conditioning duct system according to claim 5, is characterized in that: be provided with for the deflecting plate by airflow diversion at each described duct outlet place.
7. intercity motor train unit air conditioning duct system according to claim 3, is characterized in that: described air outlet is orifice structure.
8. intercity motor train unit air conditioning duct system according to claim 1, it is characterized in that: described useless air exhausting duct is useless air exhausting duct under comprising in floor give up air exhausting duct and car, in described floor, the ventilation inlet of useless air exhausting duct is communicated with described useless exhaust outlet through floor, in described floor, the air outlet of useless air exhausting duct is communicated with air exhausting duct useless under described car, and under described car, the other end of useless air exhausting duct is communicated in described useless row's unit.
9. intercity motor train unit air conditioning duct system according to claim 1, is characterized in that: described supply air duct, return airway are aluminium sheet material.
10. intercity motor train unit air conditioning duct system according to claim 8, is characterized in that: under described car, useless air exhausting duct is aluminium sheet material, and in described floor, useless air exhausting duct is glass-reinforced plastic material.
CN201110407284.2A 2011-12-09 2011-12-09 Intercity motor train unit air conditioning duct system Active CN103158730B (en)

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Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103879423B (en) * 2014-03-13 2016-04-20 南车青岛四方机车车辆股份有限公司 Low-floor light rail vehicle heating and ventilation and a/c system
CN106114541A (en) * 2016-06-22 2016-11-16 中车南京浦镇车辆有限公司 The sealing mechanism that a kind of track traffic vertical compressor is air conditioning unit
CN105946884B (en) * 2016-06-27 2018-10-09 中车唐山机车车辆有限公司 A kind of vehicle supply air system
CN108706016A (en) * 2018-06-29 2018-10-26 中车成都机车车辆有限公司 A kind of health medical treatment train
CN108545091A (en) * 2018-06-29 2018-09-18 中车成都机车车辆有限公司 A kind of health medical treatment train with operating room
CN108622125B (en) * 2018-07-12 2023-09-15 中铁宝桥集团有限公司 Air duct system for maglev train and working method
CN110871657B (en) * 2018-08-29 2023-09-15 上海汽车集团股份有限公司 Air-conditioner air supply system without air sense and control method of air supply system
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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
CN114274992A (en) * 2021-12-02 2022-04-05 北京轨道交通技术装备集团有限公司 Air conditioning system of railway vehicle
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CN115009312A (en) * 2022-06-29 2022-09-06 中车青岛四方机车车辆股份有限公司 Air duct system and railway vehicle
CN115556784A (en) * 2022-09-27 2023-01-03 中车唐山机车车辆有限公司 Air supply and return system, carriage and rail vehicle

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329102A (en) * 1941-06-30 1943-09-07 Burgess Battery Co Air distributing apparatus for ventilating systems
JP4913672B2 (en) * 2007-06-06 2012-04-11 東急車輛製造株式会社 Railcar ceiling structure
CN201272356Y (en) * 2008-09-12 2009-07-15 南车四方机车车辆股份有限公司 Air conditioning duct system of rail vehicle
CN101850774B (en) * 2009-04-03 2011-08-10 南车青岛四方机车车辆股份有限公司 Air conditioning duct system of high speed sleeper
KR101135044B1 (en) * 2009-12-30 2012-04-13 현대로템 주식회사 Cool and hot air supply structure for driving room of railway vehicle
CN201890230U (en) * 2010-11-29 2011-07-06 南车成都机车车辆有限公司 22 type hard-seat passenger car with air conditioning equipment
CN202378885U (en) * 2011-12-09 2012-08-15 南车青岛四方机车车辆股份有限公司 Air conditioning air duct system for intercity motor train unit

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Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88

Patentee after: CRRC QINGDAO SIFANG CO., LTD.

Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88

Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd.