CN109720365B - Air conditioner air duct of railway vehicle and railway vehicle - Google Patents
Air conditioner air duct of railway vehicle and railway vehicle Download PDFInfo
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- CN109720365B CN109720365B CN201711037469.2A CN201711037469A CN109720365B CN 109720365 B CN109720365 B CN 109720365B CN 201711037469 A CN201711037469 A CN 201711037469A CN 109720365 B CN109720365 B CN 109720365B
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- 238000004378 air conditioning Methods 0.000 claims abstract description 95
- 230000002829 reductive effect Effects 0.000 claims abstract description 7
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000036961 partial effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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Abstract
The invention discloses an air-conditioning air duct of a railway vehicle and the railway vehicle, wherein an air inlet of the air-conditioning air duct is arranged on a first wall of the air-conditioning air duct, a plurality of air outlet holes of the air-conditioning air duct are arranged on a second wall of the air-conditioning air duct, and a splitter plate and a plurality of guide plates are arranged in the air-conditioning air duct; the splitter plate is arranged opposite to the air inlet, the longitudinal section of the splitter plate is V-shaped, and the tip of the splitter plate faces the air inlet; the plurality of guide plates are arranged at intervals along the air flow direction in the air-conditioning air duct, and the gap area between the guide plates and the inner wall of the air-conditioning air duct is gradually reduced along the air flow direction. The air conditioner air duct disclosed by the invention has uniform air outlet along the length direction.
Description
Technical Field
The invention belongs to the technical field of vehicle manufacturing, and particularly relates to an air-conditioning air duct of a railway vehicle and the railway vehicle with the air-conditioning air duct.
Background
The air conditioner air duct of rail vehicle is long, and the problem of air-out inhomogenous easily appears because the distance between carriage front and back is inconsistent with the air intake. In the related art, in order to solve the foregoing problem, a large static pressure chamber is usually provided, but the static pressure chamber needs to occupy a large installation space, and particularly for a compact vehicle model, it is difficult to provide the static pressure chamber.
In addition, if the air outlet is arranged at the air conditioner air duct bottom plate right opposite to the air inlet, the air outlet at the position is too large, the use experience is influenced, in the related technology, part of rail vehicles directly cancel the air outlet at the position, the comfort level at the position is poor, and an improved space exists.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an air-conditioning air duct, and the air outlet of the air-conditioning air duct is balanced.
According to the air-conditioning air duct of the railway vehicle, the air inlet of the air-conditioning air duct is arranged on the first wall of the air-conditioning air duct, the air outlet holes of the air-conditioning air duct are arranged on the second wall of the air-conditioning air duct, and the air-conditioning air duct is internally provided with the splitter plate and the guide plates; the splitter plate is arranged opposite to the air inlet, the longitudinal section of the splitter plate is V-shaped, and the tip of the splitter plate faces the air inlet; the plurality of guide plates are arranged at intervals along the air flow direction in the air-conditioning air duct, and the gap area between the guide plates and the inner wall of the air-conditioning air duct is gradually reduced along the air flow direction.
According to the air conditioner air duct disclosed by the embodiment of the invention, the air outlet along the length direction is uniform.
The invention also provides a railway vehicle which is provided with the air conditioning duct.
The advantages of the rail vehicle and the air conditioning duct are the same as those of the air conditioning duct in the prior art, and are not described herein again.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of an air conditioning duct according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an air conditioning duct according to an embodiment of the present invention (cut off laterally at the air inlet);
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic longitudinal cross-sectional view of an air conditioning duct according to an embodiment of the present invention;
FIG. 5 is a partial enlarged view at B in FIG. 4;
FIG. 6 is an enlarged view of a portion of FIG. 4 at C;
FIG. 7 is a schematic structural diagram of a buffer plate according to an embodiment of the invention;
fig. 8 is a schematic structural view of a railway vehicle according to an embodiment of the present invention.
Reference numerals:
a rail vehicle 1000 is provided which is,
an air-conditioning duct 100, a first wall 101, a second wall 102, an air inlet 103, an air outlet 104,
the flow slowing plate 10, the ventilation holes 11,
the flow distribution plate 20 is provided with a flow distribution plate,
a guide plate 30 and guide holes 31.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 7, an air-conditioning duct 100 of a rail vehicle 1000 according to an embodiment of the present invention is described, in which the air-conditioning duct 100 is used to supply air into a compartment of the rail vehicle 1000 to adjust temperature and air in the compartment, the air-conditioning duct 100 may be disposed at an upper portion of the compartment, for example, may be disposed at both sides of a roof of the compartment, the air-conditioning duct 100 may extend along a length direction of the rail vehicle 1000, and the length direction of the air-conditioning duct 100 may be identical to the length direction of the rail vehicle 1000.
As shown in fig. 1 to 7, an air conditioning duct 100 according to an embodiment of the present invention has an air inlet 103 and a plurality of air outlet holes 104, wherein the air inlet 103 is adapted to communicate with an air supply unit of an air conditioning system, and the air outlet holes 104 are used for supplying air to a vehicle compartment.
The air inlet 103 of the air-conditioning duct 100 is disposed on the first wall 101 of the air-conditioning duct 100, and the plurality of air outlets 104 of the air-conditioning duct 100 are disposed on the second wall 102 of the air-conditioning duct 100, it can be understood that the plurality of air outlets 104 are disposed along the length direction of the air-conditioning duct 100, and the length direction of the air-conditioning duct 100 may be consistent with the length direction of the carriage, so as to supply air to various parts of the carriage.
A splitter plate 20 and a plurality of flow deflectors 30 are provided in the air-conditioning duct 100.
As shown in fig. 4 and 5, the splitter plate 20 is disposed opposite to the air inlet 103, a longitudinal section of the splitter plate 20 is V-shaped, a tip of the splitter plate 20 faces the air inlet 103, the splitter plate 20 is a bent plate, the bent portion faces the air inlet 103, air blown from the air inlet 103 can be distributed at the splitter plate 20, front and rear air volumes can be distributed according to a position of the splitter plate 20, for example, a length of an air duct at a rear end of the air inlet 103 is 30% of a length of the whole air duct, and then the splitter plate 20 can be installed at a position where the tip is located 30% of the length of the air inlet 103, so that air outlet from the front and the rear of the.
The plurality of air deflectors 30 are spaced apart from each other in the air flow direction in the air-conditioning duct 100, and the gap area between the air deflectors 30 and the inner wall of the air-conditioning duct 100 is gradually reduced in the air flow direction.
The air pressure at the air inlet 103 is the largest, correspondingly, the pressure difference (the pressure difference between the inside and the outside of the air outlet 104) at the position adjacent to the air inlet 103 is also larger, and the air outlet speed of the air outlet 104 adjacent to the air inlet 103 is larger, so that by arranging the guide plate 30 in the above structural form, the flow cross section area of the air-conditioning air duct 100 at the position of the guide plate 30 is equivalently reduced, the air speed of the corresponding area is increased, and the air outlet speed of the air outlet 104 far away from the air inlet 103 is also large enough to facilitate uniform air outlet.
According to the air-conditioning duct 100 provided by the embodiment of the invention, the air outlet along the length direction is uniform.
As shown in fig. 1, 4 and 5, in some embodiments of the present invention, a splitter plate 20 may be disposed in the air-conditioning duct 100, the splitter plate 20 may be mounted on the baffle plate 10, the splitter plate 20 is disposed opposite to the air inlet 103, a longitudinal section of the splitter plate 20 is V-shaped, a tip of the splitter plate 20 faces the air inlet 103, the splitter plate 20 is a bent plate, the bent portion faces the air inlet 103, the air blown from the air inlet 103 may be distributed at the splitter plate 20, and the front and rear air volumes may be distributed according to a position of the splitter plate 20.
As shown in fig. 4 and 6, in some embodiments of the present invention, a plurality of baffles 30 may be disposed in the air-conditioning duct 100, the plurality of baffles 30 are spaced apart from each other along the air flow direction in the air-conditioning duct 100, and the gap area between the baffles 30 and the inner wall of the air-conditioning duct 100 is gradually decreased along the air flow direction.
It can be understood that the air pressure at the air inlet 103 is the largest, and correspondingly, the pressure difference (the pressure difference between the inside and the outside of the air outlet 104) near the air inlet 103 is also larger, and the air outlet speed of the air outlet 104 near the air inlet 103 is larger, and by providing the above-mentioned flow guide plate 30, the flow cross-sectional area of the air-conditioning duct 100 at the flow guide plate 30 is reduced, so as to increase the air speed of the corresponding area, and thus the air outlet speed of the air outlet 104 far from the air inlet 103 is also large enough to facilitate uniform air outlet.
In one embodiment, as shown in fig. 6, the first wall 101 is a top plate of the air-conditioning duct 100, the second wall 102 is a bottom plate of the air-conditioning duct 100, the upper edge of the baffle 30 is spaced apart from the first wall 101, and the other edge of the baffle 30 is connected to the inner wall of the air-conditioning duct 100, for example, the height of the baffle 30 may gradually increase along the wind flow direction. Thus, the installation of the guide plate 30 is facilitated, and the air flows through the upper gap and flows out through the lower air outlet 104, so that the flow velocity at each position in the length direction of the air-conditioning duct 100 can be ensured to be uniform.
In some embodiments, the gap area between the last baffle 30 in the wind flow direction and the inner wall of the air conditioning duct 100 is zero.
As shown in fig. 6, in some embodiments, the flow guiding plate 30 may be provided with flow guiding holes 31, the flow guiding holes 31 may be circular holes, the flow guiding holes 31 of each flow guiding plate 30 are arranged in multiple rows and multiple columns, and the flow guiding holes 31 are used for the air flow to flow through, so as to increase the flow velocity of the air flow after passing through the flow guiding plate 30.
As shown in fig. 1 to 7, an air conditioning duct 100 according to an embodiment of the present invention has an air inlet 103 and a plurality of air outlet holes 104, wherein the air inlet 103 is adapted to communicate with an air supply unit of an air conditioning system, and the air outlet holes 104 are used for supplying air to a vehicle compartment.
The air inlet 103 of the air-conditioning duct 100 is disposed on the first wall 101 of the air-conditioning duct 100, and the plurality of air outlets 104 of the air-conditioning duct 100 are disposed on the second wall 102 of the air-conditioning duct 100, it can be understood that the plurality of air outlets 104 are disposed along the length direction of the air-conditioning duct 100, and the length direction of the air-conditioning duct 100 may be consistent with the length direction of the carriage, so as to supply air to various parts of the carriage.
The air outlet holes 104 and the air inlet 103 are located at the same position in the length direction of the air conditioning duct 100, that is, the air outlet holes 104 of the part are adjacent to the air inlet 103, and the air outlet pressure difference is large.
Be equipped with unhurried current board 10 in the air-conditioning duct 100, unhurried current board 10 sets up with this part exhaust vent 104 relatively, and unhurried current board 10 is spaced apart from second wall 102, and unhurried current board 10 can be parallel to each other with second wall 102, and unhurried current board 10 has ventilation hole 11, and ventilation hole 11 and exhaust vent 104 on the unhurried current board 10 stagger the setting, and ventilation hole 11 is the projection on second wall 102 staggers with exhaust vent 104 promptly.
It can be understood that, after the flow slowing plate 10 is disposed, the wind blowing into the air conditioning duct 100 from the air inlet 103 is blocked by the flow slowing plate 10 and cannot directly flow to the air outlet 104, but flows into the gap between the flow slowing plate 10 and the second wall 102 through the vent hole 11 of the flow slowing plate 10, and then flows from the gap to the compartment through the air outlet 104 of the portion. In some embodiments, the length of the baffle 10 is not less than the length of the air inlet 103, so that the flow slowing effect of the baffle 10 is more stable.
According to the air-conditioning duct 100 of the embodiment of the invention, the baffle plate 10 is arranged to prevent the airflow coming from the air inlet 103 from being directly discharged from the air outlet 104, so that the air output at the air inlet 103 can be reduced, the problem that the comfort below is poor due to the overlarge air output at the air inlet can be avoided, and the uniform air output is facilitated.
In some embodiments, as shown in fig. 1 and 4, the first wall 101 and the second wall 102 may be disposed opposite to each other, for example, the first wall 101 may be a top plate of the air-conditioning duct 100, the second wall 102 may be a bottom plate of the air-conditioning duct 100, and a door position of the rail vehicle 1000 is located below the air inlet 103, so that connection between the air inlet 103 and the front-end air supply unit is facilitated, air supply from the air outlet 104 is facilitated, air outlet at the door position is uniform, and passenger comfort is high.
Of course, the positions of the first wall 101 and the second wall 102 are not limited to the above-mentioned embodiments of the top plate and the bottom plate, for example, the first wall 101 may be the top plate of the air-conditioning duct 100, and the second wall 102 may be the inner side plate of the air-conditioning duct 100.
The baffle 10 can be disposed adjacent to the second wall 102, the distance from the baffle 10 to the second wall 102 is much smaller than the distance from the baffle 10 to the first wall 101, so that a narrow gap can be formed between the baffle 10 and the second wall 102, and the first wall 101, the second wall 102 and the baffle 10 can be disposed in parallel.
As shown in fig. 3 and 7, the vent 11 may be a strip-shaped hole extending along the length direction of the air-conditioning duct 100, and in some embodiments, the vent 11 may be multiple, for example, 4, and the multiple vents 11 are arranged at intervals along the length direction of the air-conditioning duct 100. The vent hole 11 and the part of the air outlet 104 (the air outlet 104 blocked by the slow flow plate 10, or the air outlet 104 opposite to the air inlet 103) are staggered along the width direction of the second wall 102, so that the vent hole 11 is simple to form, and the uniform air outlet of the air outlet 104 is not influenced.
In one embodiment, as shown in fig. 3 and 4, the air outlets 104 may be circular holes, the part of the air outlets 104 (the air outlets 104 blocked by the slow flow plate 10, or the air outlets 104 directly opposite to the air inlet 103) are arranged in two rows along the front-back direction, the projection of the vent 11 on the second wall 102 is located between the two rows of the air outlets 104, and the other air outlets 104 outside the slow flow plate 10 may be arranged in a matrix with multiple rows and multiple columns to balance the air outlet.
In another embodiment, the partial outlet 104 (the outlet 104 blocked by the slow flow plate 10, or the outlet 104 opposite to the air inlet 103) is disposed adjacent to the outer edge of the second wall 102, and the air inlet 103 is disposed adjacent to the inner edge of the second wall 102. The outer finger is the side near the outside of the carriage, and the inner finger is the side near the middle of the carriage.
The air conditioning duct 100 according to the embodiment of the invention may be used for a rail vehicle 1000, such as a straddle type rail vehicle, in which a straddle type bogie straddles a rail, a common train supports left and right sides of a vehicle body through double rails, the straddle type rail vehicle 1000 is supported by a rail located in the middle of the vehicle body, and the bogie covers the rail from both sides downward.
The invention also discloses a rail vehicle 1000.
As shown in fig. 1 to 8, the rail vehicle 1000 according to the embodiment of the present invention has the air conditioning duct 100 according to any one of the embodiments, and the rail vehicle 1000 according to the embodiment of the present invention may be a straddle type rail vehicle.
According to the rail vehicle 1000 provided by the embodiment of the invention, the air conditioner has balanced air outlet and good riding experience.
Other constructions and operations of the rail vehicle 1000 according to embodiments of the invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The air-conditioning air duct of the railway vehicle is characterized in that an air inlet of the air-conditioning air duct is formed in a first wall of the air-conditioning air duct, a plurality of air outlet holes of the air-conditioning air duct are formed in a second wall of the air-conditioning air duct, and a splitter plate and a plurality of guide plates are arranged in the air-conditioning air duct; wherein,
the splitter plate is arranged opposite to the air inlet, the longitudinal section of the splitter plate is V-shaped, and the tip of the splitter plate faces the air inlet;
the plurality of guide plates are arranged at intervals along the air flow direction in the air-conditioning air duct, and the gap area between the plurality of guide plates and the first wall of the air-conditioning air duct is gradually reduced along the air flow direction; the guide plates are provided with guide holes, the guide holes on each guide plate are arranged into a plurality of rows and a plurality of columns, and the guide holes are circular holes;
it is a plurality of in the exhaust vent part with the air intake is located air conditioner wind channel length direction's same position, be equipped with in the air conditioner wind channel with the relative gentle stream board that sets up of part exhaust vent, gentle stream board with second wall interval separates, just ventilation hole on the gentle stream board with the exhaust vent setting of staggering, the flow distribution plate install in gentle stream board.
2. The rail vehicle air conditioning duct of claim 1, wherein the first wall is a top panel of the air conditioning duct, the second wall is a bottom panel of the air conditioning duct, an upper edge of the deflector is spaced apart from the first wall, and other edges of the deflector are connected to an inner wall of the air conditioning duct.
3. The air conditioning duct for railway vehicles according to claim 1, wherein a gap area between the last deflector in the wind flow direction and an inner wall of the air conditioning duct is zero.
4. The rail vehicle air conditioning duct of claim 1, wherein the first wall is a top panel of the air conditioning duct, the second wall is a bottom panel of the air conditioning duct, and the baffle plate is disposed adjacent the second wall.
5. The air-conditioning duct for railway vehicles according to claim 1, wherein the vent holes are strip-shaped holes extending along the length direction of the air-conditioning duct, the partial air outlet holes are arranged in two rows along the front-rear direction, and the projection of the vent holes on the second wall is located between the two rows of air outlet holes.
6. A rail vehicle, characterized by an air-conditioning duct according to any one of claims 1 to 5.
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CN201711037469.2A CN109720365B (en) | 2017-10-30 | 2017-10-30 | Air conditioner air duct of railway vehicle and railway vehicle |
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CN201711037469.2A CN109720365B (en) | 2017-10-30 | 2017-10-30 | Air conditioner air duct of railway vehicle and railway vehicle |
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CN109720365B true CN109720365B (en) | 2021-02-23 |
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CN110155095B (en) * | 2019-06-06 | 2020-06-19 | 中车株洲电力机车有限公司 | Rail vehicle and air inlet device thereof |
CN111336641B (en) * | 2020-03-18 | 2021-04-06 | 广州市鑫湖能源科技有限公司 | Air curtain device |
CN115123326B (en) * | 2021-03-29 | 2023-11-28 | 青岛四方川崎车辆技术有限公司 | Air duct structure of metro vehicle |
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CN201566634U (en) * | 2009-12-16 | 2010-09-01 | 南车资阳机车有限公司 | Refrigeration and air accumulation box type air duct for motorcycle pulling motor |
CN203228783U (en) * | 2013-01-31 | 2013-10-09 | 唐山轨道客车有限责任公司 | Noise reduction air channel and railway carriage |
CN203294106U (en) * | 2013-05-24 | 2013-11-20 | 深圳市百欧森环保科技开发有限公司 | Air cleaner mounting structure for rail car |
CN104566917B (en) * | 2015-01-14 | 2017-08-25 | 广东净霸科技有限公司 | The air channel optimization method and its air purifier of air purifier |
CN204726440U (en) * | 2015-04-30 | 2015-10-28 | 浙江双双制冷设备有限公司 | A kind of multifunctional air duct |
CN205580161U (en) * | 2016-04-12 | 2016-09-14 | 山东邹平兴隆科技有限公司 | A drying -machine for preparing prometryn powder |
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