CN107010081A - The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs - Google Patents
The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs Download PDFInfo
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- CN107010081A CN107010081A CN201710213985.XA CN201710213985A CN107010081A CN 107010081 A CN107010081 A CN 107010081A CN 201710213985 A CN201710213985 A CN 201710213985A CN 107010081 A CN107010081 A CN 107010081A
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- berth
- air channel
- air
- parlor
- lower berth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
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- Mechanical Engineering (AREA)
- Duct Arrangements (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention discloses a kind of ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs, is related to rail vehicle technology.The ducting system of sleeping berth parlor includes：Including cross wall air channel and lower berth air channel；Cross wall air channel is arranged in the cross wall of sleeping berth parlor, and is extended along the short transverse of car body, and the upper end in cross wall air channel is used to connect with branch air duct；Lower berth activity space is formed between lower berth in sleeping berth parlor and the paving seat being arranged on above lower berth, lower berth air channel is arranged on the locular wall for surrounding lower berth activity space or in locular wall, so that lower berth air channel can blow to lower berth；Wherein, the one end in lower berth air channel is connected with cross wall air channel.The ducting system and the air-conditioning system of sleeper-car EMUs for the sleeping berth parlor that the present invention is provided, by setting lower berth air channel on the locular wall of lower berth activity space or in locular wall, the one end in lower berth air channel is connected with cross wall air channel, so that lower berth air channel fully can blow to lower berth.
Description
Technical field
The present invention relates to the ducting system and the sky of sleeper-car EMUs of rail vehicle technology, more particularly to a kind of sleeping berth parlor
Adjusting system.
Background technology
Air-conditioning system (ducting system) is to allow air to be flowed according to assigned direction, is sent into after filtering, cooling/heating processing
To designated area, make in-car air circulation, take away in-car heat (summer)/cold (winter), and offer fresh air, discharge are provided and give up
The effect of gas.
The layout type of existing sleeping berth parlor a, parlor includes 4 or 6 bunks, and both sides are arranged symmetrically, bunk
Length direction transversely (in this specification, longitudinally refer to length over ends of body direction, laterally refer to width of the carbody direction) and set
Put, provided with horizontal passageway in the middle of the paving of both sides.Fresh air is mixed into air-conditioner set with return air, mixing wind filtered through air-conditioner set,
After cooling or heating, main air duct is sent into by the pressure fan of air-conditioner set, then each parlor is assigned to by each branch air duct, is led to
Cross in the air outlet parlor that is arranged on each parlor top plate and blow, however, being made the bed stop by upper berth, can only lean on from top
Fresh air diffuses to the region in lower berth, causes lower berth calm or wind-force is smaller.
The content of the invention
For drawbacks described above of the prior art, the present invention provides the ducting system and sleeper-car EMUs of a kind of sleeping berth parlor
Air-conditioning system, can overcome that lower berth is calm in the prior art or the less problem of wind-force.
One side of the invention is to provide a kind of ducting system of sleeping berth parlor, including cross wall air channel and lower berth air channel；
The cross wall air channel is arranged in the cross wall of sleeping berth parlor, and is extended along the short transverse of car body, the cross wall wind
The upper end in road is used to connect with branch air duct；
Lower berth activity space, institute are formed between lower berth in the sleeping berth parlor and the paving seat being arranged on above the lower berth
State lower berth air channel to be arranged on the locular wall for surrounding the lower berth activity space or in locular wall, so that the lower berth air channel can be to
The lower berth air-supply；
Wherein, the one end in the lower berth air channel is connected with the cross wall air channel.
Further, the locular wall of the lower berth activity space includes the side wall of the sleeping berth parlor；
The lower berth air channel includes being disposed longitudinally under first on the side wall of the sleeping berth parlor or in side wall along car body
Spread air channel.
Further, it is provided with the air-supply of the first lower berth between the edge of the side window in the lower berth and its curtain maintenance cover plate
Mouthful, first lower berth air outlet is connected with the first lower berth air channel.
Further, first lower berth air channel includes：Side window curtain maintenance cover plate and sleeping berth parlor side wall it
Between the first closed cavity.
Further, the locular wall of the lower berth activity space includes the paving support of the paving seat above the lower berth；
The second lower berth air channel is provided with the paving support, second lower berth air channel is connected with the cross wall air channel.
Further, the second lower berth air outlet, second lower berth air outlet and institute are set in the paving support outdoor unit side
State the connection of the second lower berth air channel.
Further, the bottom in the cross wall air channel is provided with floor air supply register, and the floor air supply register is arranged on lower berth
The lower section made the bed.
Further, the cross wall air channel includes：Constitute the sealing cavity inside the section bar of cross wall.
Further, in addition to upper berth air channel, the upper berth air channel is disposed longitudinally on the side of the sleeping berth parlor along car body
On wall or in side wall, the upper berth air channel is connected with the branch air duct.
Further, the upper berth air channel includes：Overhauled in the curtain of side window between cover plate and the side wall of sleeping berth parlor
Second closed cavity.
Second aspect of the invention is to provide a kind of air-conditioning system of sleeper-car EMUs, including is arranged along car body longitudinal center
Main air duct, one end of the main air duct is used to connect air-conditioner set；It is horizontally arranged with and connects with it in the both sides of the main air duct
Logical multiple branch air ducts, the branch air duct is used for sleeping berth parlor air feed, and the sleeping berth parlor uses above-mentioned ducting system.
The ducting system and the air-conditioning system of sleeper-car EMUs for the sleeping berth parlor that the present invention is provided, by being lived in the lower berth
The lower berth air channel is set on the locular wall in dynamic space or in locular wall, and the one end in the lower berth air channel connects with the cross wall air channel
It is logical, so that the lower berth air channel fully can blow to the lower berth.
Brief description of the drawings
Fig. 1 is the front view (being seen towards the direction of vehicle window) of the ducting system of the sleeping berth parlor of embodiments of the invention one；
Fig. 2 be Fig. 1 along E-E to schematic cross-sectional view；
Fig. 3 is the wind direction schematic diagram (arrow represents wind direction) in the lower berth air channel of the ducting system of the sleeping berth parlor shown in Fig. 1；
Fig. 4 for Fig. 3 F-F to cross-sectional view；
Fig. 5 is the upper berth air channel schematic diagram of the ducting system of the sleeping berth parlor shown in Fig. 1；
Fig. 6 for Fig. 5 along M-M to cross-sectional view；
Fig. 7 be embodiment one in fresh air wind direction schematic diagram (arrow represents wind direction)；
Fig. 8 is that the fresh air in embodiment one enters after parlor the wind direction schematic diagram for flowing into corridor from main air duct；
Fig. 9 is the front view (being seen towards the direction of vehicle window) of the ducting system of the sleeping berth parlor of embodiments of the invention two；
Figure 10 be Fig. 9 along E-E to schematic cross-sectional view.
Wherein, the first lower berths of 1- air channel；2- upper berths air channel；11st, 24- interfaces；3- cross walls air channel；34- adpting flanges；41-
Floor air supply register；43- lower berths air outlet；44- upper berths air outlet；64- paving supports；71- curtain cover plates；72- curtain overhaul cover plate；
84th, 85- side windows；95- main air ducts；96- branch air ducts.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.
Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of protection of the invention.In the case where not conflicting, following embodiments and implementation
Feature in example can be mutually combined.
Wherein, the term of " on ", " under " etc., is for describing the relative position relation of each structure in the accompanying drawings, being only
It is easy to understanding for narration, and is not used to limit enforceable scope of the invention, its relativeness is altered or modified, without essence
Change under technology contents, when being also considered as enforceable category of the invention.
It should be noted that in the description of the invention, term " first ", " second " are only used for the different portion of convenient description
Part, and it is not intended that indicating or implying ordinal relation, relative importance or the implicit number for indicating indicated technical characteristic
Amount.Thus, " first " is defined, at least one this feature can be expressed or be implicitly included to the feature of " second ".
Overall structure and running situation on the air-conditioning system of EMUs：Generally, air-conditioner set is arranged on car
At the top of one end, the both sides of air-conditioner set set mixing air case and pressure wave protection device respectively, and mixing air case end is
Return air inlet, fresh air enters mixing air case by pressure wave device, is mixed in mixing air case with return air, forms mixing empty
Gas.Pressure wave protection device therein is filtered for fresh air, and eliminates the influence of the pressure wave of high-speed motion formation.
Air-conditioner set is provided with screen pack, the part such as heater/evaporator, pressure fan.Mixing air is through filter screen filtration
Enter heater/evaporator afterwards and carry out heat/wet exchange processing, become clean hot/cold air after processing, clean hot/cold is empty
The main air duct that gas is set by the pressure fan feeding of air-conditioner set along length over ends of body direction (longitudinal direction).Winter is using heater to air
Heated, summer is by evaporator to air cooling-down.An air part in parlor turns into return air and returns to mixing air case, one
Part collects in useless row's unit after the exhausting duct that given up under given up on car exhausting duct, car, is drained under the dynamic action of useless row's unit
Outside car.
Main air duct is arranged along car body longitudinal center, is lifted on roof, and main air duct both sides set a plurality of branch wind communicated therewith
Road, branch air duct is used to connect main air duct and parlor air channel.Cold heat air respectively enters parlor along main air duct and branch air duct, by wrapping
Interior corresponding air channel (description as detailed below) is assigned to each parlor region.The air channel system of parlor is described in detail below
System.Lower berth air channel therein refers to that for the air channel of lower berth region air feed, upper berth air channel is referred to as the wind of upper berth region air feed
Road.
Embodiment one
Fig. 1 is the front view (being seen towards the direction of vehicle window) of the ducting system of the sleeping berth parlor of embodiments of the invention one；
Fig. 2 be Fig. 1 along E-E to schematic cross-sectional view.
It refer to Fig. 1-2, the ducting system of the sleeping berth parlor of embodiment one, including cross wall air channel 3 and lower berth air channel；Cross wall
Air channel 3 is arranged in the cross wall of parlor along the vertical direction, and the upper end in cross wall air channel 3 is connected to main air duct by adpting flange 34
One of branch air duct (branch air duct is not shown in Fig. 1, refer to accompanying drawing below).
Lower berth air channel include it is longitudinally disposed in side wall on or side wall in the first lower berth air channel 1, the first lower berth air channel 1
One end connected with cross wall air channel 3.As above, so-called lower berth air channel is referred to as the air channel of lower berth air feed, in embodiment one,
Lower berth air channel is the first lower berth air channel 1.The upper end in cross wall air channel 3 obtains fresh air by adpting flange 34 from branch air duct, along
The direction of arrow flows downward, and an interface 11 is provided with the paving position on upper berth, for being connected with the first lower berth air channel 1, by horizontal stroke
Fresh air in wall air channel 3 is supplied into the first lower berth air channel 1, it is clear that because cross wall is used for the parlor of space between adjacent, so, it is horizontal
The both sides in wall air channel 3 open up interface 11, respectively to both sides parlor the air feed of the first lower berth air channel 1.
Fig. 1-2 is continued referring to, preferably, the bottom in cross wall air channel 3 sets grid as floor air supply register 41,
As shown in Fig. 2 the height of grid is located at the lower section that lower berth is made the bed.So, the work of air pressure of the warm wind of winter feeding in air channel
Under, floor area can be entered, existing air channel is solved, because air outlet is at the top of parlor, winter hot blast floats, from upper
The hot blast that side is blown into is extremely difficult to the problem of temperature is low at floor area, floor.
Fig. 3 is the wind direction schematic diagram (arrow represents wind direction) in the lower berth air channel of the ducting system of the sleeping berth parlor shown in Fig. 1；
Fig. 4 for Fig. 3 F-F to cross-sectional view.
It refer to Fig. 3-4, and with continued reference to Fig. 2, the first lower berth air channel 1 in embodiment one is by parlor side wall and curtain
What the cavity between maintenance cover plate 72 was formed, it is connected with cross wall air channel 3.Cover plate 71 is overhauled in the curtain of the side window 84 in lower berth
A gap is formed between curtain cover plate 72, the gap is used as lower berth air outlet 43, the lower berth wind of lower berth air outlet 43 and first
Road 1 is connected, and the fresh air in the first lower berth air channel 1 is blowed in parlor under gas pressure from lower berth air outlet 43, and the present embodiment is adopted
The gap of abat vent of side window is taken as air outlet, air outlet is stealthy air port, as shown in figure 3, fresh air along side window downward
(having some inclinations) is blown out, and passenger is not blowed to directly.
In addition, the air outlet being arranged on parlor top plate is directly exposed in passenger view, it is not attractive in appearance enough.It may be noted that
It is that, as preferred scheme, the present embodiment takes curtain to overhaul the gap between cover plate 71 and curtain cover plate 72 as air outlet,
In fact, grid or multiple pores can also be set in region corresponding with the first lower berth air channel 1 as air outlet on side wall,
Simply the air outlet of the present embodiment downward, is set along the surface direction of glass, with stealthy and do not blow to passenger's substantially
Advantage.In embodiment one, the first lower berth air channel 1 is arranged on outside side wall, can also be arranged at as needed in side wall, using structure
The first lower berth air channel 1 is formed after into the section bar cavity progress encapsulation process of side wall.
Fig. 5 is the upper berth air channel schematic diagram of the ducting system of the sleeping berth parlor shown in Fig. 1；Fig. 6 for Fig. 5 along M-M to
Cross-sectional view.
Fig. 5-6 are refer to, and with continued reference to Fig. 1, the ducting system of the sleeping berth parlor of embodiment one also includes upper berth air channel
2, upper berth air channel 2 is longitudinally disposed on parlor side wall, and upper berth air channel 2 passes through interface 24 and one of branch air duct (branch air duct
Refer to hereafter) connection, in the present embodiment, the cavity of the abat vent on upper berth is attached on side wall as upper berth air delivery duct, and
And, the side window 85 in upper berth air channel 2 and top is same wide.Interface 24 is set on the cavity for forming upper berth air channel 2, for connecting with branch air duct
Connect.That is, branch air duct spreads air feed in air channel 2 directly up, because branch air duct is a plurality of air channel that is set up in parallel, upper berth wind
Road 2 can share a branch air duct with cross wall air channel 3 and obtain fresh air, single branch air duct can also be set to be taken from main air duct respectively
Fresh air.
Alternatively embodiment, upper berth air channel 2 can also be arranged in side wall, empty using the section bar for constituting side wall
Chamber carries out forming upper berth air channel 2 after encapsulation process, and the side window 85 in upper berth air channel 2 and top is same wide.
As shown in fig. 6, the side window 85 on parlor upper berth forms a gap, the seam between its curtain maintenance cover plate 72 respectively
Gap is connected as upper berth air outlet 44, upper berth air outlet 44 with upper berth air channel 2.Fresh air enters paving air channel 2, Ran Houcong from branch air duct
Along side window, (having some inclinations) blows out longitudinally disposed upper berth air outlet 44 downward, passenger is not blowed to directly, this air outlet
It is stealthy from side window edge.
Obviously, in embodiment one, parlor is upper and lower to spread the air channel for being separately provided air-supply, and lower berth air-supply is not made the bed by upper berth
Block, improve lower berth comfortableness.
Fig. 7 be embodiment one in fresh air wind direction schematic diagram (arrow represents wind direction)；
Fig. 8 is that the fresh air in embodiment one enters after parlor the wind direction schematic diagram for flowing into corridor from main air duct.
Fig. 7-8 are refer to, using the ducting system of the sleeping berth parlor of embodiment one, fresh air (hot blast or cold wind) is from main wind
Road respectively enters the upper berth region and lower berth region of parlor by branch air duct, and warm wind or cold wind are provided for parlor.The edge of main air duct 95
Car body longitudinal center arranges, is lifted on roof, and the both sides of main air duct 95 set a plurality of branch air duct 96 communicated therewith, and branch air duct 96 is used
In connection main air duct 95 and parlor air channel.
Embodiment two
Fig. 9 is the front view (being seen towards the direction of vehicle window) of the ducting system of the sleeping berth parlor of embodiments of the invention two；
Figure 10 be Fig. 9 along E-E to schematic cross-sectional view.
It refer to Fig. 9-10, the ducting system of the sleeping berth parlor of embodiments of the invention two, the paving support 64 on upper berth is in cross wall
Junction is connected with the cross wall air channel 3 in cross wall, and paving support 64 is internally formed the second lower berth air channel, in the side of the paving support 64 on upper berth
Grid is set as the air outlet in lower berth.In fig .9, because the cavity for the inside for spreading support 64 act as the second lower berth air channel, therefore
It is unnumbered in figure.
As shown in Figure 9 and Figure 10, cross wall air channel 3, fresh air are sent into the direction shown in fresh air along arrow therein through branch air duct
Enter the second lower berth air channel in paving support 64 and the junction of cross wall, outwards shed, can also reach by the grid for spreading the side of support 64
Blown to lower berth, and do not blow to the purpose of passenger directly.
In the present embodiment, it is the purpose that paving air-supply downwards can be achieved only to set the second lower berth air channel.Alternatively
Embodiment, can also increase such as mutually isostructural first lower berth of embodiment one air channel, similarly, the first lower berth air channel use by
The closed cavity formed between the curtain maintenance cover plate and side wall of side window.When setting this first lower berth air channel, using under parlor
Gap between the side window of paving and its curtain maintenance cover plate edge is used as lower berth air outlet, lower berth air outlet and the first lower berth air channel
Connection.It is arranged such, is that the air channel of lower berth region air-supply just there are two, the paving from the position of window-glass and upper berth is held in the palm respectively
Blown to lower berth region in region.
In embodiment two, cross wall air channel 3 is also to be formed by constituting the cavities seals inside the section bar of cross wall.
In embodiment one, lower berth air channel uses the first lower berth air channel being arranged on side wall to be blown for lower berth；Implementing
It is that lower berth is blown that the second lower berth air channel of setting is taken in example two, or is taken and while taking the first lower berth air channel and the second lower berth
The mode that air channel is set up in parallel is blown for lower berth region.
Obviously, on the basis of above-described embodiment one and embodiment two, the present embodiment has further related to a kind of sleeper-car EMUs
Air-conditioning system, as shown in figure 8, the main air duct 95 including being arranged along car body longitudinal center and the both sides of main air duct 95 laterally set
The multiple branch air ducts 96 communicated therewith, one end connection air-conditioner set of main air duct 95, branch air duct 96 is used for parlor air feed, parlor
The interior ducting system using any one parlor as above；Enter corridor from the doorway of parlor by the fresh air of parlor, then converge
Collection is discharged to outside car to the two ends of car body by useless row's unit.
The advantage of this air-conditioning system is to spread region air feed directly down, and the air feed in lower berth is not influenceed by upper berth, both may be used
Set with the paving length applied to two-berth as shown in Figure 8 along length over ends of body direction, the upper and lower complete obstructed new motor-car of paving
On group sleeping berth car body, it is also applied for paving length and is set along width of the carbody direction, the passageway between relative paving is passed through between two-berth
On the existing car body of ventilation.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of ducting system of sleeping berth parlor, it is characterised in that including cross wall air channel and lower berth air channel；
The cross wall air channel is arranged in the cross wall of sleeping berth parlor, and is extended along the short transverse of car body, the cross wall air channel
Upper end is used to connect with branch air duct；
Form lower berth activity space between lower berth in the sleeping berth parlor and the paving seat being arranged on above the lower berth, it is described under
Paving air channel is arranged on the locular wall for surrounding the lower berth activity space or in locular wall, so that the lower berth air channel can be to described
Blow in lower berth；
Wherein, the one end in the lower berth air channel is connected with the cross wall air channel.
2. the ducting system of sleeping berth parlor according to claim 1, it is characterised in that the locular wall of the lower berth activity space
Include the side wall of the sleeping berth parlor；
The lower berth air channel includes being disposed longitudinally on the first lower berth wind on the side wall of the sleeping berth parlor or in side wall along car body
Road.
3. the ducting system of sleeping berth parlor as claimed in claim 2, it is characterised in that the side window in the lower berth is examined with its curtain
The first lower berth air outlet is provided between the edge for repairing cover plate, first lower berth air outlet is connected with the first lower berth air channel.
4. the ducting system of sleeping berth parlor as claimed in claim 2, it is characterised in that first lower berth air channel includes：
The first closed cavity between the curtain maintenance cover plate of side window and the side wall of sleeping berth parlor.
5. the ducting system of sleeping berth parlor according to claim 1, it is characterised in that the locular wall of the lower berth activity space
Include the paving support of the paving seat above the lower berth；
The second lower berth air channel is provided with the paving support, second lower berth air channel is connected with the cross wall air channel.
6. the ducting system of sleeping berth parlor according to claim 4, it is characterised in that set in the paving support outdoor unit side
Second lower berth air outlet, second lower berth air outlet is connected with second lower berth air channel.
7. the ducting system of sleeping berth parlor as claimed in claim 1, it is characterised in that the bottom in the cross wall air channel is provided with
Floor air supply register, the floor air supply register is arranged on the lower section that lower berth is made the bed；
The cross wall air channel includes：Constitute the sealing cavity inside the section bar of cross wall.
8. the ducting system of the sleeping berth parlor as described in claim any one of 1-7, it is characterised in that also including upper berth air channel,
The upper berth air channel is disposed longitudinally on the side wall of the sleeping berth parlor or in side wall along car body, the upper berth air channel and the branch
Air channel is connected.
9. the ducting system of sleeping berth parlor as claimed in claim 8, it is characterised in that the upper berth air channel includes：In side window
Curtain maintenance cover plate and sleeping berth parlor side wall between the second closed cavity.
10. a kind of air-conditioning system of sleeper-car EMUs, it is characterised in that including the main air duct arranged along car body longitudinal center, institute
Stating one end of main air duct is used to connect air-conditioner set；The multiple wind communicated therewith are horizontally arranged with the both sides of the main air duct
Road, the branch air duct is used for sleeping berth parlor air feed, and the sleeping berth parlor is using the air channel as described in claim any one of 1-9
System.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213985.XA CN107010081B (en) | 2017-04-01 | 2017-04-01 | The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs |
| PCT/CN2017/115526 WO2018176912A1 (en) | 2017-04-01 | 2017-12-12 | Air duct system for sleeping berth compartment and air conditioning system for sleeping berth multiple units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213985.XA CN107010081B (en) | 2017-04-01 | 2017-04-01 | The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs |
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| Publication Number | Publication Date |
|---|---|
| CN107010081A true CN107010081A (en) | 2017-08-04 |
| CN107010081B CN107010081B (en) | 2019-01-15 |
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| CN201710213985.XA Active CN107010081B (en) | 2017-04-01 | 2017-04-01 | The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs |
Country Status (2)
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| CN (1) | CN107010081B (en) |
| WO (1) | WO2018176912A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018176912A1 (en) * | 2017-04-01 | 2018-10-04 | 中车唐山机车车辆有限公司 | Air duct system for sleeping berth compartment and air conditioning system for sleeping berth multiple units |
| CN108773384A (en) * | 2018-06-01 | 2018-11-09 | 中车唐山机车车辆有限公司 | A kind of sleeping berth parlor supply air system |
| CN109808716A (en) * | 2017-11-22 | 2019-05-28 | 中车唐山机车车辆有限公司 | A kind of sleeper and train |
| CN109835361A (en) * | 2017-11-28 | 2019-06-04 | 中车齐齐哈尔车辆有限公司 | Ducting system |
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| CN107010081B (en) * | 2017-04-01 | 2019-01-15 | 中车唐山机车车辆有限公司 | The ducting system of sleeping berth parlor and the air-conditioning system of sleeper-car EMUs |
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- 2017-04-01 CN CN201710213985.XA patent/CN107010081B/en active Active
- 2017-12-12 WO PCT/CN2017/115526 patent/WO2018176912A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018176912A1 (en) * | 2017-04-01 | 2018-10-04 | 中车唐山机车车辆有限公司 | Air duct system for sleeping berth compartment and air conditioning system for sleeping berth multiple units |
| CN109808716A (en) * | 2017-11-22 | 2019-05-28 | 中车唐山机车车辆有限公司 | A kind of sleeper and train |
| CN109808716B (en) * | 2017-11-22 | 2020-06-09 | 中车唐山机车车辆有限公司 | Sleeping berth carriage and train |
| CN109835361A (en) * | 2017-11-28 | 2019-06-04 | 中车齐齐哈尔车辆有限公司 | Ducting system |
| CN109835361B (en) * | 2017-11-28 | 2020-07-24 | 中车齐齐哈尔车辆有限公司 | Air duct system |
| CN108773384A (en) * | 2018-06-01 | 2018-11-09 | 中车唐山机车车辆有限公司 | A kind of sleeping berth parlor supply air system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018176912A1 (en) | 2018-10-04 |
| CN107010081B (en) | 2019-01-15 |
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