CN210191471U - Air conditioning system with uniform air outlet - Google Patents
Air conditioning system with uniform air outlet Download PDFInfo
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- CN210191471U CN210191471U CN201920962347.2U CN201920962347U CN210191471U CN 210191471 U CN210191471 U CN 210191471U CN 201920962347 U CN201920962347 U CN 201920962347U CN 210191471 U CN210191471 U CN 210191471U
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Abstract
The utility model provides an air conditioning system that air-out is even, including the indoor wind channel that is provided with a plurality of expenditure wind gaps, be provided with one or the adjustable wind channel local static pressure of multichannel in the wind channel setting makes each the even air regulation board of expenditure wind gap air output. The utility model provides a pair of even air conditioning system of air-out through the air regulation board that increases baffle or mesh board at the wind channel part, through the high or the air volume of mesh board that changes the baffle to change wind channel local resistance, adjust the local static pressure in wind channel, realize the local expenditure wind gap air regulation in wind channel, thereby realize the even air-out of air conditioner.
Description
Technical Field
The utility model belongs to the technical field of rail vehicle, especially, air conditioner for rail vehicle.
Background
In order to ensure the comfort of passengers when the passengers ride the rail vehicles to go out, the rail vehicles are all provided with vehicle-mounted air conditioners, a plurality of air outlets are formed in the carriage to supply cold/warm air or carry out air circulation in the carriage, and the ventilation uniformity is one of important factors for ensuring the comfort of the passengers and also must be considered for designing an air duct. At present, the air duct uniformity design is mainly simulated by CFD (computational fluid dynamics) software, but due to the complexity of engineering problems, the actual air supply effect of the air duct still needs to be tested and verified. In the experimental verification stage, the air duct structure of the air duct which does not meet the air supply uniformity and the air quantity in the local area needs to be repeatedly changed on site until the design requirement is met. The air quantity adjusting process is complex, the period is long, and the design period is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses main aim at solves above-mentioned problem and not enough, provides one kind and need not to carry out the structure change and can realize the even air conditioning system of air-out.
In order to achieve the above object, the utility model provides a pair of air conditioning system that air-out is even, its technical scheme is:
an air conditioning system with uniform air outlet comprises an indoor air duct provided with a plurality of outlet air ports, wherein one or more air volume adjusting plates capable of adjusting local static pressure of the air duct to enable air outlet volume of each outlet air port to be uniform are arranged in the air duct.
Furthermore, the air volume adjusting plate is arranged at an air outlet where the air volume and the preset air volume have a difference value.
Further, when the air output of one air outlet is smaller than a preset value, the air quantity adjusting plate is arranged at the lower end of the air outlet.
Furthermore, when the air output of one air outlet is larger than a preset value, the air quantity adjusting plate is arranged at the upper end of the air outlet.
Furthermore, the air quantity adjusting plate is perpendicular to the wind direction of the air duct.
Furthermore, the bottom of the air adjusting plate is fixed with the bottom plate of the air duct, and a gap with the height of h is reserved between the top of the air adjusting plate and the top plate of the air duct.
Further, adjusting the h value corresponding to each outlet according to the difference value between the actual air output and the preset value of each outlet.
Furthermore, the air volume adjusting plate is a mesh plate.
Furthermore, the air quantity passing rate of the mesh plate can be adjusted according to the difference value between the actually measured air quantity of the outlet air opening corresponding to the mesh plate and the preset value.
Further, a strip-shaped hole is formed in the air duct, and the air adjusting plate is fixed in the air duct through the strip-shaped hole.
To sum up, the utility model provides a pair of even air conditioning system of air-out compares with prior art, through the air regulation board at the local increase baffle in wind channel or mesh board, through the high ventilation volume that or the mesh board that changes the baffle to change wind channel local resistance, adjust the local static pressure in wind channel, realize the local air outlet air regulation in wind channel, thereby realize the even air-out of air conditioner. The structure is simple, the main structure of the air duct does not need to be continuously improved and adjusted, the dynamic adjustment can be realized, and the workload is small.
Description of the drawings:
FIG. 1: the utility model discloses a partial schematic view of the air duct structure of an air conditioning system with uniform air outlet;
FIG. 2: the utility model relates to a sectional view of an air duct structure of an air conditioning system with uniform air outlet;
FIG. 3: the utility model relates to a mesh plate structure schematic diagram of an air conditioning system with uniform air outlet;
wherein, wind channel 1, air regulation board 2, bar hole 3, expenditure wind gap 4, prop up return air inlet 5, return air wind channel 6, baffle 7, mesh board 8.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
An air conditioning system with uniform air outlet comprises an indoor air duct 1 provided with a plurality of outlet air ports 5, wherein one or more air volume adjusting plates 2 capable of adjusting local static pressure of the air duct to enable air volume of each outlet air port 5 to be uniform are arranged in the air duct 1.
In this embodiment, taking a vehicle-mounted air conditioner for a rail vehicle as an example, a specific structure and a specific manner for making the air outlet of an air conditioning system uniform are described, cold/warm air generated by an indoor unit of the air conditioning system enters the air duct 1 and then enters the interior of a carriage through a plurality of outlet air ports 4, and after air heat exchange is completed in the carriage, the cold/warm air enters the return air duct 6 through the branch return air ports 4 and returns to the indoor unit of the air conditioner, so that air circulation heat exchange in the carriage is completed.
As shown in fig. 1, a plurality of outlet air ports 4 and branch return air ports 5 are provided in a certain section of an indoor air duct 1 of an air conditioning system in the cold/warm air flow direction of the air duct 1, when the air outlet performance of the air duct 1 is uniformly designed, the air outlet capacity of each outlet air port 4 is detected on the basis of the designed air duct 1 or the existing air duct 1 structure, the detected air capacity and air speed are compared with preset values, when a difference occurs, an air capacity adjusting plate 2 is added at a local position in the air duct 1, and the air capacity and air speed of the outlet air port 4 with the difference are improved from the surface.
As shown in fig. 1, if the actually measured air volume of the outlet air opening 4 is smaller than the preset value, an air volume adjusting plate 2 may be added at the rear side of the outlet air opening 4 in the air duct 1, if the actually measured air volume of the outlet air opening 4 is larger than the preset value, an air volume adjusting plate 2 may be added at the front side of the outlet air opening 4 in the air duct 1, the wind receiving surface of the air volume adjusting plate 2 is perpendicular to the wind direction in the air duct 1, and the front side and the rear side of the air duct 1 are defined according to the wind direction, the side that flows first is the front side, that is, the upstream of the air volume of the outlet air opening 4 is.
When the air volume uniformity test is carried out, if the ratio of the actually measured air volume of a certain air outlet 4 to the preset value is measured to be larger, if the air volume uniformity test needs to be carried out on the air outlet surface, the strip-shaped holes 3 are formed in the front side of the air outlet 4, the air volume adjusting plate 2 is fixed in the strip-shaped holes 3, or the air volume adjusting plate 2 is fixed in the air channel 1 in other modes, so that the local static pressure at the position is changed, and the air volume of the air outlet 5 is reduced. The structure of the air adjusting plate 2 can be two, one is a baffle 7 or a mesh plate 8, as shown in fig. 2, when the air adjusting plate 2 is the baffle 7, the bottom of the baffle 7 is fixed with the bottom plate of the air duct 1, as shown in fig. 1, the baffle is fixed through a strip-shaped hole 3, or any fixing mode in the prior art is adopted, the baffle can be detached and fixed, and the baffle can not move or fall off under the action of wind force in the cold/warm air ventilation process after being fixed, an air passage with the height of h is formed between the top of the baffle 7 and the top plate of the air duct 1, and cold/warm air generated by the air conditioner flows to the downstream from the upstream through the air passage. And adjusting the integral height of the baffle plate so as to change the numerical value of the height h, adjust the air output of the outlet air opening 4, and measure the air output of the outlet air opening 4 until the adjusted air output meets the design requirement and reaches a preset value. The height-adjustable of baffle 7 itself, or design many style not co-altitude baffle 7, through the adjustment that uses not co-altitude baffle 7 to realize height h to the air output of this expenditure wind gap 7 of adjustment, or baffle 7 inserts wind channel 1 through bar hole 3 with the mode of pegging graft in, adjusts height h through changing the volume of inserting, realizes the continuity of the amount of wind and adjusts convenient operation. As shown in fig. 2, the left and right ends (the orientation shown in fig. 2) of the baffle 7 do not contact the left and right side plates of the duct 1. When the air volume adjusting plate 2 is the mesh plate 8 shown in fig. 3, the mesh plate 8 can also determine the position to be installed in the manner described above, the difference is that the upper end and the lower end of the mesh plate 8 are respectively fixed with the top plate and the bottom plate of the air duct 1, the passing rate of cold/hot air is changed by adjusting the number of meshes, the diameter of the meshes and the like, the influence on the flow field in the air duct is small, similarly, an adjusting structure can be arranged on the mesh plate 8, the passing rate of the mesh plate 8 is changed by changing the position of the adjusting structure under the condition of not changing the mesh plate 8, or similarly, a plurality of mesh plates 8 with different passing rate specifications are designed, the difference value between the actually measured air volume and the preset value is measured according to the outlet air volume of the outlet air duct 4, and the suitable mesh plate 8 is selected by multiple times of verification, and the mesh plate 8 can also be fixed in the air.
Thereby it is even to make each expenditure wind gap air-out through setting up one or more air regulation board 2 in the wind channel 1, accord with the default, in experimental verification process, the height h or the amount of wind through rate of air regulation board 2 that each expenditure wind gap 5 corresponds of record, when carrying out wind channel 1 production, directly with the air regulation board 2 that meets the requirements directly fixed with wind channel 1 or through bar hole 3 and wind channel 1 grafting fixed, there is seal structure in bar hole 3 department, avoid leaking at bar hole 3 department.
It should be noted that when the air volume of a certain air outlet 4 is adjusted by arranging the air volume adjusting plate 2, the air volume of the adjacent outlet 4 may be changed, and according to the air volume change, it is determined whether the air volume of the adjacent outlet 4 needs to be adjusted by arranging the air volume adjusting plate 2, so that one or more blocks of adjustable air channels 1 can be provided in the air channel 1 to adjust the local static pressure in the outlet 4 and further adjust the air volume of the outlet 4, so that the air outlet of each outlet 4 of the whole air channel 1 is uniform. When the experiment of air volume regulation in order to obtain even air output is carried out at every turn, the adjustment process, especially the contrast data of air volume difference and height h or throughput rate, effective record form the database, supply follow-up design wind channel structure reference or refer to when carrying out air volume regulation and use.
The utility model discloses use rail air conditioner as the example, introduce an air conditioning system that the air-out is even, in practical application, this kind of wind channel structure also can be applied to air conditioning systems such as domestic air conditioner, commercial air conditioner or central air conditioning, can not regard as right the utility model discloses an application range's restriction.
To sum up, the utility model provides a pair of even air conditioning system of air-out compares with prior art, through the air regulation board at the amount of wind and the local increase baffle in wind channel or mesh board, through the high ventilation volume that is the mesh board that changes the baffle to change wind channel local resistance, the local static pressure in adjustment wind channel realizes the local expenditure wind gap air regulation in wind channel, thereby realizes the even air-out of air conditioner. The structure is simple, the main structure of the air duct does not need to be continuously improved and adjusted, the dynamic adjustment can be realized, and the workload is small.
Similar solutions can be derived as described above in connection with the given solution content. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an air conditioning system that air-out is even, is including being provided with the indoor wind channel in a plurality of expenditure wind gaps, its characterized in that: one or more air volume adjusting plates capable of adjusting local static pressure of the air duct to enable air volume of each air outlet to be uniform are arranged in the air duct.
2. The air conditioning system with uniform air outlet as claimed in claim 1, wherein: the air quantity adjusting plate is arranged at an air outlet where the air quantity and the preset air quantity have difference values.
3. The air conditioning system with uniform air outlet as claimed in claim 2, wherein: when the air output of one air outlet is smaller than the preset value, the air quantity adjusting plate is arranged at the lower end of the air outlet.
4. The air conditioning system with uniform air outlet as claimed in claim 2, wherein: when the air output of one air outlet is larger than a preset value, the air quantity adjusting plate is arranged at the upper end of the air outlet.
5. The air conditioning system with uniform air outlet as claimed in claim 1, wherein: the air quantity adjusting plate is perpendicular to the air direction of the air duct.
6. The air conditioning system with uniform air outlet as claimed in claim 1, wherein: the bottom of the air volume adjusting plate is fixed with the bottom plate of the air duct, and a gap with the height of h is reserved between the top of the air volume adjusting plate and the top plate of the air duct.
7. The air conditioning system with uniform air outlet as claimed in claim 6, wherein: and adjusting the h value corresponding to each outlet according to the difference value of the actual air output of each outlet and the preset value.
8. The air conditioning system with uniform air outlet as claimed in claim 1, wherein: the air quantity adjusting plate is a mesh plate.
9. The air conditioning system with uniform air outlet as claimed in claim 8, wherein: the air quantity passing rate of the mesh plate can be adjusted according to the difference value between the actually measured air quantity of the outlet air opening corresponding to the mesh plate and the preset value.
10. An air conditioning system with uniform air outlet as claimed in any one of claims 1 to 9, wherein: a strip-shaped hole is formed in the air duct, and the air adjusting plate is fixed in the air duct through the strip-shaped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962347.2U CN210191471U (en) | 2019-06-25 | 2019-06-25 | Air conditioning system with uniform air outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962347.2U CN210191471U (en) | 2019-06-25 | 2019-06-25 | Air conditioning system with uniform air outlet |
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| Publication Number | Publication Date |
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| CN210191471U true CN210191471U (en) | 2020-03-27 |
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| CN201920962347.2U Active CN210191471U (en) | 2019-06-25 | 2019-06-25 | Air conditioning system with uniform air outlet |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849181A (en) * | 2021-03-12 | 2021-05-28 | 中车唐山机车车辆有限公司 | Air supply system and multi-layer railway vehicle |
| CN114486675A (en) * | 2022-01-06 | 2022-05-13 | 湖北华强科技股份有限公司 | Resistance-adjustable filter absorber simulation tool and use method |
| CN116659045A (en) * | 2023-07-31 | 2023-08-29 | 山东捷泰建设有限公司 | Central air conditioning intelligent management and control system based on thing networking |
| CN117416380A (en) * | 2023-12-05 | 2024-01-19 | 河南中车重型装备有限公司 | Train air duct switching device and air conditioner ventilation system |
-
2019
- 2019-06-25 CN CN201920962347.2U patent/CN210191471U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849181A (en) * | 2021-03-12 | 2021-05-28 | 中车唐山机车车辆有限公司 | Air supply system and multi-layer railway vehicle |
| CN114486675A (en) * | 2022-01-06 | 2022-05-13 | 湖北华强科技股份有限公司 | Resistance-adjustable filter absorber simulation tool and use method |
| CN116659045A (en) * | 2023-07-31 | 2023-08-29 | 山东捷泰建设有限公司 | Central air conditioning intelligent management and control system based on thing networking |
| CN116659045B (en) * | 2023-07-31 | 2024-02-23 | 山东捷泰建设有限公司 | Central air conditioning intelligent management and control system based on thing networking |
| CN117416380A (en) * | 2023-12-05 | 2024-01-19 | 河南中车重型装备有限公司 | Train air duct switching device and air conditioner ventilation system |
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