CN204978680U - Track traffic send wind wind channel structure back to - Google Patents
Track traffic send wind wind channel structure back to Download PDFInfo
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- CN204978680U CN204978680U CN201520511047.4U CN201520511047U CN204978680U CN 204978680 U CN204978680 U CN 204978680U CN 201520511047 U CN201520511047 U CN 201520511047U CN 204978680 U CN204978680 U CN 204978680U
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- side wall
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- air
- vehicle body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The utility model relates to a track traffic send wind wind channel structure back to, the top of first automobile body side wall and the top of second automobile body side wall are connected with the both ends of the built -in roof of vehicle respectively for support the built -in roof of vehicle, be equipped with first wind channel and second wind channel respectively between built -in roof of vehicle and the roof, be equipped with first built -in side wall board between first automobile body side wall and the first built -in arch cover plate, be equipped with the built -in side wall board of second between the built -in arch cover plate of second automobile body side wall and second, between first built -in arch cover plate and the first built -in side wall board, reserve first roof clearance respectively between the built -in arch cover plate of second and the built -in side wall board of second, it has second roof clearance to reserve, first automobile body side wall becomes first side wall air return way with first built -in side wall hoarding, second automobile body side wall and the built -in side wall hoarding one -tenth second side wall air return way of second, the utility model discloses not only do benefit to the air supply of track traffic, do benefit to control return air wind speed moreover, and then reduce the return air noise.
Description
Technical field
The utility model relates to a kind of air blow and return air channel structure of track traffic, belongs to the a/c system of rail traffic vehicles.
Background technology
The air-conditioning system of return air under current employing, return air inlet is arranged on the centre portion bottom air-conditioner set, return air channel is clipped in the middle by air delivery duct, both sides, air delivery duct adopts prismatic accurate static pressure air duct, the region area of section be clipped in the middle of air delivery duct is very limited, needs on central top ceiling, open air holes and carries out return air.
In existing technology, air delivery duct adopts uniform cross section air delivery duct, and return air channel utilizes air delivery duct to surround, and return air enters return air by the breather port on central top ceiling; Arrange prismatic accurate static pressure supply air duct at roof, return air channel utilizes the space be clipped in the middle of air delivery duct, is surrounded, and top board is provided with mesh plate in compartment as return air inlet by air delivery duct.
The restriction being subject to air delivery duct due to air-conditioning return air passage causes return air area less, and return air wind speed is higher, and back wind resistance is comparatively large, and therefore return air noise is higher.In vehicle, return air hole offered by top board, and aesthetic property is poor, and return air noise directly imports in compartment by perforate on middle top board, causes noise in compartment relatively high.
Utility model content
The utility model provides a kind of air blow and return air channel structure of track traffic, is not only beneficial to the air-supply of track traffic, and is beneficial to control return air wind speed, and then reduces return air noise.
The utility model solves the technical scheme that its technical matters adopts:
A kind of air blow and return air channel structure of track traffic, described air blow and return air channel structure comprises the first vehicle body side wall, the second vehicle body side wall, the in-built top board of vehicle, the first in-built arch cover plate and the second in-built arch cover plate, the bottom of described first vehicle body side wall and the bottom of the second vehicle body side wall are separately fixed at above roof, the two ends of the top of the first vehicle body side wall and the top of the second vehicle body side wall top board in-built with vehicle are respectively connected, for the in-built top board of support vehicle; Be respectively equipped with the first air channel and the second air channel between the in-built top board of described vehicle and roof, and described first air channel is adjacent with the first vehicle body side wall, the second air channel is adjacent with the second vehicle body side wall; The first in-built framed side wallboard is provided with between described first vehicle body side wall and the first in-built arch cover plate, the second in-built framed side wallboard is provided with between second vehicle body side wall and the second in-built arch cover plate, described first in-built framed side wallboard is connected with the first vehicle body side wall, and the second in-built framed side wallboard is connected with the second vehicle body side wall; Be reserved with the first roof gap between described first in-built arch cover plate and the first in-built framed side wallboard, between the second in-built arch cover plate and the second in-built framed side wallboard, be reserved with the second roof gap; Described first vehicle body side wall and the first in-built framed side wallboard surround the first side wall air return duct, and the second vehicle body side wall and the second in-built framed side wallboard surround the second side wall air return duct;
Described first air channel, roof, the second air channel and the in-built top board of vehicle surround return air channel jointly;
Air-conditioned return air inlet is established above the in-built top board of described vehicle;
Described first in-built framed side wallboard and the first vehicle body side wall, the second in-built framed side wallboard and the second vehicle body side wall are all bolted;
The air inlet air channel in described first air channel, the air inlet air channel in the second air channel are identical with the ventilation inlet size of air-conditioning.
By above technical scheme, the utility model has following beneficial effect:
Air blow and return air channel structure of the present utility model makes whole air channel without sudden change, and local resistance is little, has both been conducive to air-supply, and is beneficial to control return air wind speed, and then reduces return air noise.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is birds-eye view of the present utility model;
Fig. 2 is concrete structure schematic diagram of the present utility model;
In figure: 1 is the first vehicle body side wall, 2 is the second vehicle body side wall, and 3 is the in-built top board of vehicle, and 4 is the first in-built arch cover plate, and 5 is the second in-built arch cover plate, and 6 is the first air channel, and 7 is the second air channel, and 8 is the first roof gap, and 9 is the second roof gap.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Figure 1-Figure 2, the utility model provides a kind of air blow and return air channel structure of track traffic, comprise the first vehicle body side wall 1, second vehicle body side wall 2, the in-built top board of vehicle 3, first in-built arch cover plate 4 and the second in-built arch cover plate 5, the bottom of described first vehicle body side wall 1 and the bottom of the second vehicle body side wall 2 are separately fixed at above roof, the two ends of the top of the first vehicle body side wall 1 and the top of the second vehicle body side wall 2 top board 3 in-built with vehicle are respectively connected, for the in-built top board 3 of support vehicle; Be respectively equipped with the first air channel 6 and the second air channel 7 between the in-built top board 3 of described vehicle and roof, and described first air channel 6 is adjacent with the first vehicle body side wall 1, the second air channel 7 is adjacent with the second vehicle body side wall 2; The first in-built framed side wallboard is provided with between described first vehicle body side wall 1 and the first in-built arch cover plate 4, the second in-built framed side wallboard is provided with between second vehicle body side wall 2 and the second in-built arch cover plate 5, described first in-built framed side wallboard is connected with the first vehicle body side wall 1, and the second in-built framed side wallboard is connected with the second vehicle body side wall 2; Be reserved with between described first in-built arch cover plate 4 and the first in-built framed side wallboard between the first in-built arch cover plate 5 in roof gap 8, second and the second in-built framed side wallboard and be reserved with the second roof gap 9; Described first vehicle body side wall 1 and the first in-built framed side wallboard surround the first side wall air return duct, and the second vehicle body side wall 2 and the second in-built framed side wallboard surround the second side wall air return duct;
First air channel 6, roof, the second air channel 7 and the in-built top board 3 of vehicle surround return air channel jointly;
Air-conditioned return air inlet is established above the in-built top board of vehicle 3;
First in-built framed side wallboard and the first in-built framed side wallboard of vehicle body side wall 1, second and the second vehicle body side wall 2 are all bolted;
The air inlet air channel in the first air channel 6, the air inlet air channel in the second air channel 7 are identical with the ventilation inlet size of air-conditioning, make whole air channel without sudden change, and the resistance of local reduces, and is conducive to air-supply.
By above structure, due to using the first roof gap, roof gap 8, second 9 and the first side wall air return duct, the second side wall air return duct as return air inlet, as return air region between first air channel 6 and the second air channel 7, and no longer the in-built top board 3 of vehicle directly offers aperture, not only there is larger return air area, be beneficial to and control return air wind speed, and prevent noise from directly entering in car from rooftop return air oral instructions, reduce return air noise.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification sheets, must determine its technical scope according to right.
Claims (5)
1. the air blow and return air channel structure of a track traffic, it is characterized in that: described air blow and return air channel structure comprises the first vehicle body side wall, the second vehicle body side wall, the in-built top board of vehicle, the first in-built arch cover plate and the second in-built arch cover plate, the bottom of described first vehicle body side wall and the bottom of the second vehicle body side wall are separately fixed at above roof, the two ends of the top of the first vehicle body side wall and the top of the second vehicle body side wall top board in-built with vehicle are respectively connected, for the in-built top board of support vehicle; Be respectively equipped with the first air channel and the second air channel between the in-built top board of described vehicle and roof, and described first air channel is adjacent with the first vehicle body side wall, the second air channel is adjacent with the second vehicle body side wall; The first in-built framed side wallboard is provided with between described first vehicle body side wall and the first in-built arch cover plate, the second in-built framed side wallboard is provided with between second vehicle body side wall and the second in-built arch cover plate, described first in-built framed side wallboard is connected with the first vehicle body side wall, and the second in-built framed side wallboard is connected with the second vehicle body side wall; Be reserved with the first roof gap between described first in-built arch cover plate and the first in-built framed side wallboard, between the second in-built arch cover plate and the second in-built framed side wallboard, be reserved with the second roof gap; Described first vehicle body side wall and the first in-built framed side wallboard surround the first side wall air return duct, and the second vehicle body side wall and the second in-built framed side wallboard surround the second side wall air return duct.
2. the air blow and return air channel structure of track traffic according to claim 1, is characterized in that: described first air channel, roof, the second air channel and the in-built top board of vehicle surround return air channel jointly.
3. the air blow and return air channel structure of track traffic according to claim 2, is characterized in that: establish air-conditioned return air inlet above the in-built top board of described vehicle.
4. the air blow and return air channel structure of track traffic according to claim 3, is characterized in that: described first in-built framed side wallboard and the first vehicle body side wall, the second in-built framed side wallboard and the second vehicle body side wall are all bolted.
5. the air blow and return air channel structure of track traffic according to claim 4, is characterized in that: the air inlet air channel in described first air channel, the air inlet air channel in the second air channel are identical with the ventilation inlet size of air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520511047.4U CN204978680U (en) | 2015-07-15 | 2015-07-15 | Track traffic send wind wind channel structure back to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520511047.4U CN204978680U (en) | 2015-07-15 | 2015-07-15 | Track traffic send wind wind channel structure back to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204978680U true CN204978680U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520511047.4U Active CN204978680U (en) | 2015-07-15 | 2015-07-15 | Track traffic send wind wind channel structure back to |
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| Country | Link |
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| CN (1) | CN204978680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703583A (en) * | 2019-01-07 | 2019-05-03 | 中车株洲电力机车有限公司 | A kind of city rail vehicle |
-
2015
- 2015-07-15 CN CN201520511047.4U patent/CN204978680U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703583A (en) * | 2019-01-07 | 2019-05-03 | 中车株洲电力机车有限公司 | A kind of city rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 210031 Nanjing province high tech Development Zone, Taishan Park North Pearl Road, No. 68 Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 224300, 68 North Pearl Road, Taishan Industrial Park, hi tech Zone, Jiangsu, Nanjing Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |