CN216805439U - Air duct system applied to rail transit vehicle - Google Patents
Air duct system applied to rail transit vehicle Download PDFInfo
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- CN216805439U CN216805439U CN202122916297.4U CN202122916297U CN216805439U CN 216805439 U CN216805439 U CN 216805439U CN 202122916297 U CN202122916297 U CN 202122916297U CN 216805439 U CN216805439 U CN 216805439U
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Abstract
The utility model discloses an air duct system applied to a rail transit vehicle, and relates to the technical field of air ducts of rail transit vehicles. The utility model provides a be applied to track transportation vehicles ducting system, includes carriage and air conditioning group, the carriage top is fixed with a plurality of wind channels to the wind channel is fixed end to end, and the wind channel both sides are provided with the air inlet duct, and the rectangle leads to the groove has been seted up at the wind channel middle part, and the wind channel bottom is fixed with well roof, and a plurality of wind gaps have been seted up to well roof both sides to the wind gap is located the both sides of baffle, and the rectangle leads to the groove bottom and is fixed with the cushion, and the cushion top is connected with the baffle, and a plurality of round holes have been seted up on the baffle top. The traditional air duct adopts an aluminum foil composite air duct material, the weight of the traditional air duct is heavier, the air duct in the device is made of a fabric material, so that the weight of the air duct is reduced, and the supports are fixed on two sides of the air duct and can be directly connected with the sliding groove blocks on two sides of a carriage, so that the installation operation steps of the air duct are simplified.
Description
Technical Field
The utility model relates to the technical field of air ducts of rail transit vehicles, in particular to an air duct system applied to a rail transit vehicle.
Background
In recent years, domestic rail transit is rapidly developed, so that not only is the overall performance of a train improved, but also the riding environment provided for passengers is gradually improved. With the higher and higher requirement of passengers on comfort, the design of the air duct in the vehicle also becomes a key consideration for influencing the comfort in the vehicle.
The connection between the traditional air channels is complex, and in the ventilation process, due to the resistance of air, the air channels are easy to generate vibration and noise, so that the riding comfort is reduced, and therefore, the air channel system applied to the rail transit vehicle is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air duct system applied to a rail transit vehicle, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be applied to track transportation vehicles ducting system, includes carriage and air conditioner group, the carriage top is fixed with a plurality of wind channels to the wind channel is fixed end to end, and the wind channel both sides are provided with the air inlet duct, and the rectangle has been seted up at the wind channel middle part and has been led to the groove, and the wind channel bottom is fixed with well roof, and a plurality of tuyeres have been seted up to well roof both sides to the wind gap is located the both sides of baffle, and the rectangle leads to the groove bottom and is fixed with the cushion, and the cushion top is connected with the baffle, and a plurality of round holes have been seted up on the baffle top.
Preferably, a plurality of supports are fixed on two sides of the air duct, sliding groove blocks are fixed on two sides of the top of the carriage, the supports are matched with the sliding groove blocks, and the supports and the sliding groove blocks are fixed through first bolts.
Preferably, the bottom of the air duct is provided with two extension plates, the top ends of the extension plates are fixed to the elastic pad, and the baffle plate and the elastic pad are fixed to each other through a second bolt.
Preferably, a bottom air cavity is formed at the bottom of the middle top plate and the air duct, a top air cavity is formed at the top of the baffle plate and the air duct, and the top air cavity is communicated with an air outlet of the air conditioning unit.
Preferably, the two sides of the air duct are both connected with air return pipes, the air return pipes are communicated with the air inlet duct, and the air inlet duct is communicated with an air inlet of the air conditioning unit.
Preferably, the air inlet duct, the bottom air cavity side wall and the top air cavity side wall are all sprayed with sound insulation coatings.
Preferably, the air duct is made of a fabric material.
Compared with the prior art, the utility model has the beneficial effects that:
the air duct applied to the air duct system of the rail transit vehicle is made of aluminum foil composite air duct materials in the traditional air duct, the traditional air duct is heavy in weight, and the air duct in the device is made of fabric materials, so that the weight of the air duct is reduced.
And the supports are fixed on the two sides of the air duct and can be directly connected with the sliding groove blocks on the two sides of the carriage, so that the installation operation steps of the air duct are simplified.
In addition, the air inlet duct, the bottom air cavity side wall and the top air cavity side wall are coated with sound insulation coatings, the elastic pads can buffer vibration generated by the baffles, and the sound insulation coatings can block partial noise, so that riding comfort is improved.
Drawings
FIG. 1 is a left side axial view of the present invention;
FIG. 2 is a left side axial view of the present invention with the cabin removed;
fig. 3 is a right side axial view of the present invention with the cabin removed.
In the figure: 1. a carriage; 101. a chute block; 2. an air duct; 201. an air inlet duct; 202. a rectangular through groove; 3. an air conditioning unit; 4. a support; 5. a return air duct; 6. a middle top plate; 601. a tuyere; 7. a baffle plate; 701. a circular hole; 8. an elastic pad; 9. and a second bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.
As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides an be applied to track transportation vehicles ducting system, including carriage 1 and air conditioning group 3, be fixed with a plurality of wind channels 2 at the top of carriage 1, and wind channel 2 is fixed end to end, the top of one of them wind channel 2 is connected with air conditioning group 3, it needs to know, in this embodiment, wind channel 2 is made by the fabric material, the fabric wind channel is made by special fiber, have light in weight's characteristics, for example, wind channel 2 of the same length, wind channel 2 weight that traditional aluminium foil combined material made is 258KG, and the wind channel 2 weight that is made by the fabric material is 198KG, and wind channel 2 through the fabric material all reaches national regulation standard in indexes such as air supply homogeneity, amount of wind, noise and urgent air volume, specifically, total amount of wind: 8000m3H; air supply uniformity: the difference of the air volume of each point of the single air port is not more than 20 percent; total fresh air volume: 3200m3H; total exhaust air volume: 3200m3H; emergency ventilation volume: 4000m3H; noise: indoor side is continuousThe noise measurement value is less than or equal to 69dB (A), the noise value of any region at the indoor height of 1.5m from the ground is less than or equal to 66dB (A), and the air volume is required to be 8000m in the tests of the air supply uniformity and the air supply volume3H, actually measured total air volume 9665m3H; required fresh air volume of 3200m3H, actually measuring the fresh air volume 3798m3H; require waste air exhaust volume 3200m3H, actually measuring the exhaust air volume of 3820m3H, so in this scheme, the wind channel 2 is made of a fabric material.
Wherein, there are air inlet ducts 201 on both sides of the air duct 2, and both sides of the air duct 2 connect with the return air ducts 5, the return air ducts 5 are connected with the return air inlet, in this embodiment, the return air inlet is set up in the lower portion of the side wall of the carriage 1, the side wall forms the return air cavity with the middle space of the car body to return air, the return air ducts 5 are communicated with the air inlet ducts 201, it should be known that, the air inlet duct 201 is communicated with the air inlet of the air conditioning unit 3, there are rectangular through grooves 202 in the middle part of the air duct 2, there are middle roof plates 6 fixed at the bottom of the air duct 2, and there are multiple air ports 601 at both sides of the middle roof plates 6, the air ports 601 are located at the top of the seat, the air ports 601 are evenly distributed on the middle roof plates 6, and the air ports 601 are located at both sides of the baffle 7, there are regulating plates in the air ports of the air ports 601, the direction and opening of regulating plates can regulate the air output and direction of wind, the rectangular through grooves 202 are fixed with elastic cushions 8, cushion 8 is the L type to 8 tops of cushion are connected with baffle 7, and is specific, and 2 bottoms in wind channel are formed with two extension boards, and the extension board top is fixed mutually with cushion 8, and it is worth noting, and extension board top is fixed with a plurality of double-screw bolts, and the double-screw bolt passes cushion 8, fixes mutually through second bolt 9 between baffle 7 and the cushion 8, has seted up a plurality of round holes 701 on baffle 7 top.
It explains that the air at the air outlet of the air conditioning unit 3 enters the top cavity and contacts with the baffle 7, the baffle 7 can move downwards a little under the action of air pressure, the elastic cushion 8 is arranged to buffer the downward pressure received by the baffle 7, thus the rigid contact between the baffle 7 and the air duct 2 plate in the traditional connection mode can be avoided, the connection stability is improved, and the noise caused by vibration is reduced.
Further, a baffle 7, a top cavity and a bottom cavity are arranged, the air ports 601 are located on two sides of the baffle 7, air conditioning air can be uniformly distributed due to the arrangement of the baffle 7, and air pressure in the top cavity can be buffered due to the bottom cavity, so that vibration and noise are reduced.
In order to ensure the smooth implementation of the scheme, it should be understood that a plurality of supports 4 are fixed on both sides of the air duct 2, the chute blocks 101 are fixed on both sides of the top of the carriage 1, the supports 4 are matched with the chute blocks 101, the supports 4 and the chute blocks 101 are fixed through first bolts, the supports 4 and the air duct 2 are integrated, and the supports 4 can be directly connected with the chute blocks 101 on both sides of the carriage 1, thereby simplifying the installation operation steps of the air duct.
In order to ensure the smooth implementation of the scheme, it should be noted that a bottom air cavity is formed between the middle top plate 6 and the bottom of the air duct, a top air cavity is formed between the baffle 7 and the top of the air duct, and the top air cavity is communicated with the air outlet of the air conditioning unit 3.
In order to optimize this scheme, in this embodiment, air inlet duct 201, bottom wind chamber lateral wall and top wind chamber lateral wall all spray have soundproof coating.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a be applied to rail transit vehicle air duct system, includes carriage (1) and air conditioning unit (3), its characterized in that: carriage (1) top is fixed with a plurality of wind channels (2), and wind channel (2) end to end is fixed, wind channel (2) both sides are provided with air inlet duct (201), wind channel (2) middle part has been seted up the rectangle and has been led to groove (202), wind channel (2) bottom is fixed with well roof (6), a plurality of wind gaps (601) have been seted up to well roof (6) both sides, and wind gap (601) are located the both sides of baffle (7), the rectangle leads to groove (202) bottom and is fixed with cushion (8), cushion (8) top is connected with baffle (7), a plurality of round holes (701) have been seted up on baffle (7) top.
2. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: both sides of the air duct (2) are fixed with a plurality of supports (4), both sides of the top of the carriage (1) are fixed with sliding groove blocks (101), the supports (4) are matched with the sliding groove blocks (101), and the supports (4) are fixed with the sliding groove blocks (101) through first bolts.
3. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: the bottom of the air duct (2) is provided with two extension plates, the top ends of the extension plates are fixed with the elastic pad (8), and the baffle plate (7) and the elastic pad (8) are fixed through a second bolt (9).
4. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: and a bottom air cavity is formed between the middle top plate (6) and the bottom of the air duct, a top air cavity is formed between the baffle plate (7) and the top of the air duct, and the top air cavity is communicated with an air outlet of the air conditioning unit (3).
5. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: and air return pipes (5) are connected to two sides of the air duct (2), the air return pipes (5) are communicated with an air inlet duct (201), and the air inlet duct (201) is communicated with an air inlet of the air conditioning unit (3).
6. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: and the air inlet duct (201), the bottom air cavity side wall and the top air cavity side wall are all coated with sound insulation coatings.
7. The air duct system applied to the rail transit vehicle as claimed in claim 1, wherein: the air duct (2) is made of a fabric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916297.4U CN216805439U (en) | 2021-11-25 | 2021-11-25 | Air duct system applied to rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916297.4U CN216805439U (en) | 2021-11-25 | 2021-11-25 | Air duct system applied to rail transit vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216805439U true CN216805439U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122916297.4U Active CN216805439U (en) | 2021-11-25 | 2021-11-25 | Air duct system applied to rail transit vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216805439U (en) |
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2021
- 2021-11-25 CN CN202122916297.4U patent/CN216805439U/en active Active
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