CN220243225U - Rail transit vehicle air conditioning system - Google Patents
Rail transit vehicle air conditioning system Download PDFInfo
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- CN220243225U CN220243225U CN202321749581.XU CN202321749581U CN220243225U CN 220243225 U CN220243225 U CN 220243225U CN 202321749581 U CN202321749581 U CN 202321749581U CN 220243225 U CN220243225 U CN 220243225U
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002699 waste material Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 19
- 238000010438 heat treatment Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model belongs to the technical field of rail transit vehicles, and relates to a rail transit vehicle air conditioning system. The air conditioning unit (1) is installed at the top of a car body (2) of a rail transit car, an air supply opening at the top of the car body (2) is communicated with an air supply opening at the top of the car body (3) through an air supply opening at the top of the car body (2), an air return opening at the top of the car body (2) is communicated with an air return opening at the top of the car body (1) through an air return opening (4) of the air conditioning unit (1), a waste exhaust opening at the top of the car body (2) is communicated with a waste exhaust opening at the top of the car body (2) through a waste exhaust opening (5) of the air conditioning unit (1), and a condensate water outlet (6) and a rainwater outlet (7) of the air conditioning unit (1) are positioned above the top of the car body (2). The air conditioning system for the rail transit vehicle can conveniently and reliably realize connection between the air conditioning system and the top of the vehicle body during arrangement, is reliably communicated with the vehicle body, omits a drain pipe, reduces the installation procedure, saves the cost, avoids the existence of excessive installation interfaces, and reduces the fault risk.
Description
Technical Field
The utility model belongs to the technical field of rail transit vehicles, and particularly relates to an air conditioning system of a rail transit vehicle.
Background
At present, the air conditioner of the rail transit vehicle is mostly divided into roof installation and underframe hanging installation, and the air conditioner installed on the roof is also divided into roof embedded installation and roof boss installation. The drainage modes of the mode are different, the scheme that drainage pipes are used for collecting drainage under the vehicle is most adopted by the top-mounted air conditioner drainage system, and the air conditioner hung at the bottom is directly scattered under the vehicle. The application of the exhaust emission device is that for the rail system vehicles with medium and low traffic volume, the fresh air supply is basically carried out through the fresh air door of the air conditioner or the vehicles are exchanged by air circulation when the doors of the platform are opened and closed, and the air conditioner of the vehicles is rarely provided with the exhaust emission system. For an air conditioning system, energy consumption is an important consideration index, and most of rail transit vehicles currently carry out system cooling capacity adjustment through hierarchical control, so that energy loss is reduced, and the application of the variable-frequency air conditioner further realizes accurate temperature control and energy consumption saving.
Roof embedded air conditioner is widely applied to high-speed trains in order to pursue smaller resistance, but the embedded installation occupies the space inside the train body certainly, so that the equipment arrangement of the roof is compact, and many roof wiring and equipment arrangement have limitations. In addition, noise generated by the embedded air conditioning equipment is closer to ears of passengers, noise feeling is obvious, and passenger experience is affected. Condensed water and rainwater generated by the roof embedded air conditioner cannot be dispersed, and only water can be drained under the vehicle through the drain pipe, so that the drain pipe and related installation connecting pieces are added, the cost is increased, and the fault rate of interfaces is increased. The waste exhaust system has less application, fresh air in the passenger room is not enough in air flow exchange, and riding experience is affected. The air conditioner of chassis suspension type installation is also comparatively extensive on many shortcut systems, but the structural strength requirement to the chassis is higher, and chassis space layout is more rationalized also, and itself for air conditioning system, compare in top-mounted air conditioner, the new trend mouth is arranged under the car, will have more equipment heat and pollutant to mix the new trend, and the use and the change requirement to the filter screen can be higher.
The technology in the prior art is named as a variable-frequency heat pump air conditioner of a rail transit vehicle and has a publication number of 104760601A, and comprises two compression condensing units which are arranged in the middle side by side and evaporating units which are arranged on the left side and the right side; each compression condensing unit comprises a variable-frequency compressor, a low-pressure switch, a low-pressure sensor, a high-pressure switch, a high-pressure sensor, an exhaust one-way valve, a four-way reversing valve, an outdoor heat exchange fan, an outdoor heat exchanger, a defrosting temperature sensor, a drying filter, a liquid viewing mirror, an electronic expansion valve, a low-pressure side liquid storage device, a refrigerant pre-distributor, a one-way valve and an electromagnetic valve; each evaporation unit comprises an indoor side heat exchanger, an indoor side ventilator, an electric heater for compensation, a gas-liquid separator, a frequency converter, an air return opening, a fresh air opening, an air supply opening and a fresh air temperature sensor, wherein the indoor side ventilator and the electric heater for compensation are arranged near the indoor side heat exchanger. The utility model realizes the comfort of carriage temperature control and good energy-saving effect.
However, this technology does not relate to the technical problems and technical solutions of the present application.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: aiming at the defects of the prior art, the air conditioning system for the rail transit vehicle is simple in structure, can conveniently and reliably realize connection between an air conditioning system and the top of the vehicle body in arrangement, is reliably communicated with the vehicle body, and meanwhile omits a drain pipe, reduces the installation procedure, saves the cost, avoids the existence of excessive installation interfaces and reduces the risk of faults.
The technical scheme adopted by the utility model is as follows:
the utility model relates to an air conditioning system of a rail transit vehicle, which comprises an air conditioning unit, wherein the air conditioning unit is arranged at the top of the vehicle body of the rail transit vehicle, an air supply opening of the air conditioning unit is communicated with an air supply opening at the top of the vehicle body, an air return opening of the air conditioning unit is communicated with an air return opening at the top of the vehicle body, a waste exhaust opening of the air conditioning unit is communicated with a waste exhaust opening at the top of the vehicle body, and a condensate water drain outlet and a rainwater drain outlet of the air conditioning unit are positioned above the top of the vehicle body.
Each side of the top of the vehicle body is provided with a top concave part, and a condensate water outlet and a rainwater outlet of the air conditioning unit extend to the top concave parts respectively.
The side of the air conditioning unit is provided with a plurality of connecting seats, the top of the vehicle body is provided with a plurality of mounting brackets, and each connecting seat is connected with a corresponding mounting bracket through a bolt.
A vibration reduction component is arranged between each connecting seat and a corresponding mounting bracket.
A sealing ring is clamped between the air supply opening at the top of the vehicle body and the air supply opening at the top of the vehicle body; a sealing ring is clamped between the return air openings of the return air inlet communicated with the top of the vehicle body.
A sealing ring is clamped between a waste air outlet of the air conditioning unit and a waste air outlet at the top of the vehicle body.
The air conditioning unit comprises a shell, wherein the shell is made of stainless steel materials.
An air conditioning component is arranged in a shell of the air conditioning unit and comprises a control unit, an evaporation unit, a condensation unit and a waste discharge unit.
The condensate water outlet and the rainwater outlet on one side of the air conditioning unit are aligned to the top of the vehicle body, the top concave part from the top of the vehicle body to one side is of an arc structure, and the horizontal height of the top concave part is lower than the top position of the vehicle body.
The condensed water outlet and the rainwater outlet on the other side of the air conditioning unit are aligned to the top of the vehicle body, the concave part from the top of the vehicle body to the top of the other side is of an arc structure, and the horizontal height of the concave part at the top is lower than the position of the top of the vehicle body.
By adopting the technical scheme of the utility model, the working principle and the beneficial effects are as follows:
according to the air conditioning system for the rail transit vehicle, the air conditioning unit is arranged at the top of the vehicle body of the rail transit vehicle, and the air supply opening of the air conditioning unit is communicated with the air supply opening at the top of the vehicle body and is used for supplying air to the interior of the vehicle body, so that the temperature regulation and control of the interior of the vehicle body are realized, and the requirements of refrigeration in summer and heating of an engine are met. The air return opening of the air conditioning unit is communicated with the air return opening at the top of the vehicle body, air in the vehicle body is returned to the air conditioning unit through the air return opening and the air return opening, the air return and fresh air sucked from the side part of the air conditioning unit flow through the evaporator after being mixed in the mixing cavity, and after being cooled, dehumidified or heated by the indoor heat exchanger, the air is sent into the vehicle body from the air supply opening through the air supply opening by the air feeder. The air conditioning system integrates an exhaust emission system, exhaust emission is carried out in real time, exhaust in the vehicle body is discharged to the air conditioning unit through the exhaust opening, and is discharged to the outside from the exhaust outlet of the air conditioning unit, so that the air flow in the passenger room of the vehicle body is promoted, and important guarantee is provided for riding experience of passengers. The condensed water drainage port and the rainwater drainage port of the air conditioning unit are positioned above the top of the vehicle body, condensed water is drained from the top of the vehicle, the condensed water is directly drained to the top of the vehicle, and is split to two sides according to the outline of the top of the vehicle, and is guided to the tail end of the vehicle through the two sides of the top of the vehicle, and is drained along the end wallboard, so that a drainage pipe can be omitted, the installation procedure is reduced, the cost is saved, excessive installation interfaces are avoided, and the fault risk is reduced.
Drawings
The following is a brief description of what is expressed in the drawings of this specification and the references in the drawings:
FIG. 1 is a schematic diagram of a rail transit vehicle air conditioning system according to the present utility model;
FIG. 2 is a schematic diagram of an air conditioning system for a rail transit vehicle according to the present utility model;
FIG. 3 is a schematic side view of a rail transit vehicle according to the present utility model;
FIG. 4 is a schematic view of a partially cut-away construction of an air conditioning system for a rail transit vehicle according to the present utility model;
the reference numerals in the figures are respectively: 1. an air conditioning unit; 2. a vehicle body; 3. an air supply port; 4. an air return port; 5. waste air outlet; 6. a condensed water drain port; 7. a rain water outlet; 8. a tip recess; 9. a connecting seat; 10. a housing; 11. fresh air inlet.
Detailed Description
The following describes the shape, structure, mutual position and connection relation between parts, action of parts and working principle of the specific embodiment of the present utility model by describing examples in further detail:
as shown in fig. 1-4, the utility model relates to an air conditioning system of a rail transit vehicle, which comprises an air conditioning unit 1, wherein the air conditioning unit 1 is arranged at the top of a vehicle body 2 of the rail transit vehicle, an air supply opening 3 of the air conditioning unit 1 is communicated with an air supply opening at the top of the vehicle body 2, an air return opening 4 of the air conditioning unit 1 is communicated with an air return opening at the top of the vehicle body 2, a waste air outlet 5 of the air conditioning unit 1 is communicated with a waste air outlet at the top of the vehicle body 2, and a condensate water outlet 6 and a rainwater outlet 7 of the air conditioning unit 1 are positioned above the top of the vehicle body 2. The structure provides an improved technical scheme aiming at the defects in the prior art. The utility model relates to an air conditioning system of a rail transit vehicle, which is a roof boss type mounting structure. The air conditioning unit 1 is installed at the top of a vehicle body 2 of the rail transit vehicle, and an air supply opening at the top of the vehicle body 2 is communicated with an air supply opening of the air conditioning unit 1, so that air is supplied to the interior of the vehicle body 2, the temperature regulation and control of the interior of the vehicle body 2 are realized, and the requirements of refrigeration and motor heating in summer are met. Specifically, the return air inlet 4 of the air conditioning unit 1 is communicated with the return air opening at the top of the vehicle body 2, air in the vehicle body 2 is returned to the air conditioning unit 1 through the return air opening and the return air inlet, the return air and fresh air sucked from the side part of the air conditioning unit 1 flow through the evaporator after being mixed in the mixing cavity, and after being subjected to cooling, dehumidifying or heating treatment by the indoor heat exchanger, the return air is sent into the vehicle body 2 from the air supply opening 3 through the air supply opening by the air feeder. The air conditioning system integrates an exhaust emission system, exhaust emission is carried out in real time, exhaust in the vehicle body 2 is discharged to the air conditioning unit 1 through the exhaust opening, and is discharged to the outside from the exhaust outlet 5 of the air conditioning unit 1, so that the air flow in the passenger room of the vehicle body is promoted, and important guarantee is provided for riding experience of passengers. The condensate water drainage port 6 and the rainwater drainage port 7 of the air conditioning unit 1 are positioned above the top of the vehicle body 2, the condensate water is drained from the roof of the vehicle, the condensate water is directly drained to the top of the vehicle, and is split to two sides according to the outline of the roof, and is guided to the tail end of the vehicle through the two sides of the roof, and is drained along the end wallboard, so that the design can omit a drain pipe, reduce the installation procedure, save the cost, avoid the existence of excessive installation interfaces and reduce the fault risk. The air conditioning system for the rail transit vehicle has a simple structure, can conveniently and reliably realize connection between the air conditioning system and the top of the vehicle body during arrangement, is reliably communicated with the vehicle body, omits a drain pipe, reduces the installation procedure, saves the cost, avoids the existence of excessive installation interfaces, and reduces the fault risk of the air conditioning system.
Each side of the top of the vehicle body 2 is provided with a top concave part 8, and the condensate water outlet 6 and the rainwater outlet 7 of the air conditioning unit 1 extend to the top concave parts 8 respectively. With the above structure, the condensate water drain port 6 and the rainwater drain port 7 of the air conditioning system of the rail transit vehicle flow at the top of the vehicle body, then flow to the top concave part 8, and then flow away from the top concave part 8, and no drainage pipeline is needed.
The side of the air conditioning unit 1 is provided with a plurality of connecting seats 9, the top of the vehicle body 2 is provided with a plurality of mounting brackets, and each connecting seat 9 is connected with a corresponding mounting bracket through a bolt. A vibration damping part is arranged between each connecting seat 9 and a corresponding mounting bracket. According to the structure, the air conditioning system is connected with the top of the vehicle body through the bolts penetrating through the connecting seat, and the vibration reduction component has a reliable vibration reduction function, so that the connection of the air conditioning unit is conveniently and reliably realized, and the air conditioning system reliably realizes the function of draining water without a pipeline when reliably supplying air and exchanging air to the inside of the vehicle body.
A sealing ring is clamped between the air supply opening 3 and an air supply opening at the top of the vehicle body 2; the sealing ring is clamped between the return air openings of the return air inlet 4 communicated with the top of the vehicle body 2. A sealing ring is clamped between a waste air outlet 5 of the air conditioning unit 1 and a waste air outlet opening at the top of the vehicle body 2. With the structure, the sealing ring is arranged, so that the tightness of the connection between the corresponding air port and the opening is reliably realized.
The air conditioning unit 1 comprises a shell 10 which is made of stainless steel materials. An air conditioning component is arranged in the shell 10 of the air conditioning unit 1, and comprises a control unit, an evaporation unit, a condensation unit and a waste discharge unit. The above structure, the case 10 is made of stainless steel, has superior rigidity and strength, effectively arranges the above units, and effectively protects the above units.
The condensate water outlet 6 and the rainwater outlet 7 on one side of the air conditioning unit 1 are aligned to the top of the vehicle body 2, a top concave part 8 from the top of the vehicle body 2 to one side is of an arc structure, and the horizontal height of the top concave part 8 is lower than the top position of the vehicle body 2. The condensate water outlet 6 and the rainwater outlet 7 on the other side of the air conditioning unit 1 are aligned to the top of the vehicle body 2, a top concave part 8 from the top of the vehicle body 2 to the other side is of an arc structure, and the horizontal height of the top concave part 8 is lower than the top position of the vehicle body 2. In the above-described structure, the roof recess 8 is a part of the vehicle body 1, and is formed at the time of processing the vehicle body without being provided separately, thereby reducing the cost. Moreover, the drainage function is reliably realized.
The utility model relates to an air conditioning system of a rail transit vehicle, which is a roof boss type mounting structure. The air conditioning unit 1 is installed at the top of a vehicle body 2 of the rail transit vehicle, and connection is reliably achieved through a connecting seat. The air supply opening 3 of the air conditioning unit 1 is communicated with the air supply opening at the top of the vehicle body 2 and is used for supplying air to the interior of the vehicle body 2, so that the temperature regulation and control of the interior of the vehicle body 2 are realized, and the requirements of refrigeration in summer and heating of an engine are met. Specifically, the return air inlet 4 of the air conditioning unit 1 is communicated with the return air opening at the top of the vehicle body 2, air in the vehicle body 2 is returned to the air conditioning unit 1 through the return air opening and the return air inlet, the return air and fresh air sucked from the side part of the air conditioning unit 1 flow through the evaporator after being mixed in the mixing cavity, and after being subjected to cooling, dehumidifying or heating treatment by the indoor heat exchanger, the return air is sent into the vehicle body 2 from the air supply opening 3 through the air supply opening by the air feeder. The air conditioning system integrates an exhaust emission system, exhaust emission is carried out in real time, exhaust in the vehicle body 2 is discharged to the air conditioning unit 1 through the exhaust opening, and is discharged to the outside from the exhaust outlet 5 of the air conditioning unit 1, so that the air flow in the passenger room of the vehicle body is promoted, and important guarantee is provided for riding experience of passengers. The condensate water drainage port 6 and the rainwater drainage port 7 of the air conditioning unit 1 are positioned above the top of the vehicle body 2, the condensate water is drained from the roof of the vehicle, the condensate water is directly drained to the top of the vehicle, and is split to two sides according to the outline of the roof, and is guided to the tail end of the vehicle through the two sides of the roof, and is drained along the end wallboard, so that the design can omit a drain pipe, reduce the installation procedure, save the cost, avoid the existence of excessive installation interfaces, and reduce the fault risk of an air conditioning system.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the specific implementation of the utility model is not limited by the foregoing, but rather is within the scope of the utility model as long as various modifications are made by the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model are directly applied to other occasions without modification.
Claims (10)
1. A rail transit vehicle air conditioning system, characterized by: including air conditioning unit (1), air conditioning unit (1) installs at the automobile body (2) top of rail transit vehicle, and air supply opening at automobile body (2) top is linked together in supply-air outlet (3) of air conditioning unit (1), and the return air opening at automobile body (2) top is linked together in return air inlet (4) of air conditioning unit (1), and the useless exhaust port at automobile body (2) top is linked together in waste exhaust port (5) of air conditioning unit (1), and condensate water outlet (6) and rainwater outlet (7) of air conditioning unit (1) are located automobile body (2) top position.
2. The rail transit vehicle air conditioning system of claim 1, wherein: each side of the top of the vehicle body (2) is provided with a top concave part (8), and a condensate water outlet (6) and a rainwater outlet (7) of the air conditioning unit (1) extend to the top concave parts (8) respectively.
3. The rail transit vehicle air conditioning system according to claim 1 or 2, characterized in that: the side of air conditioning unit (1) set up a plurality of connecting seats (9), automobile body (2) top sets up a plurality of installing support, every connecting seat (9) is connected with corresponding one installing support through the bolt.
4. A rail transit vehicle air conditioning system as claimed in claim 3, wherein: a vibration reduction component is arranged between each connecting seat (9) and a corresponding mounting bracket.
5. The rail transit vehicle air conditioning system according to claim 1 or 2, characterized in that: a sealing ring is clamped between the air supply opening (3) and the air supply opening at the top of the vehicle body (2); the return air opening (4) is communicated with a return air opening at the top of the vehicle body (2), and a sealing ring is clamped between the return air openings.
6. The rail transit vehicle air conditioning system according to claim 1 or 2, characterized in that: a sealing ring is clamped between a waste air outlet (5) of the air conditioning unit (1) and a waste air outlet at the top of the vehicle body (2).
7. The rail transit vehicle air conditioning system according to claim 1 or 2, characterized in that: the air conditioning unit (1) comprises a shell (10) which is made of stainless steel materials.
8. The rail transit vehicle air conditioning system of claim 7, wherein: an air conditioning component is arranged in a shell (10) of the air conditioning unit (1), and comprises a control unit, an evaporation unit, a condensation unit and a waste discharge unit.
9. The rail transit vehicle air conditioning system of claim 2, wherein: the condensate water drainage port (6) and the rainwater drainage port (7) on one side of the air conditioning unit (1) are aligned to the top of the vehicle body (2), a top concave part (8) from the top of the vehicle body (2) to one side is of an arc structure, and the horizontal height of the top concave part (8) is lower than the top position of the vehicle body (2).
10. The rail transit vehicle air conditioning system of claim 2, wherein: the condensate water drainage port (6) and the rainwater drainage port (7) on the other side of the air conditioning unit (1) are aligned to the top of the vehicle body (2), a top concave part (8) from the top of the vehicle body (2) to the top of the other side is of an arc structure, and the horizontal height of the top concave part (8) is lower than the top position of the vehicle body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321749581.XU CN220243225U (en) | 2023-07-05 | 2023-07-05 | Rail transit vehicle air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321749581.XU CN220243225U (en) | 2023-07-05 | 2023-07-05 | Rail transit vehicle air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220243225U true CN220243225U (en) | 2023-12-26 |
Family
ID=89234753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321749581.XU Active CN220243225U (en) | 2023-07-05 | 2023-07-05 | Rail transit vehicle air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220243225U (en) |
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2023
- 2023-07-05 CN CN202321749581.XU patent/CN220243225U/en active Active
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