CN205273474U - Special air conditioning system of high speed rail train - Google Patents
Special air conditioning system of high speed rail train Download PDFInfo
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- CN205273474U CN205273474U CN201520938804.6U CN201520938804U CN205273474U CN 205273474 U CN205273474 U CN 205273474U CN 201520938804 U CN201520938804 U CN 201520938804U CN 205273474 U CN205273474 U CN 205273474U
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- heat exchange
- exchange pipeline
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Abstract
The utility model provides a special air conditioning system of high speed rail train, including compressor, condenser, expansion valve, evaporimeter and heat exchanger, heat exchanger is including the first heat transfer pipeline and the second heat transfer pipeline that carry out the heat exchange each other, the evaporimeter the compressor first heat transfer pipeline the condenser the expansion valve and the evaporimeter communicates formation refrigeration circuit in proper order, be provided with the inlet collector who is used for collecting the comdenstion water on the chassis of evaporimeter, inlet collector through first pipeline with the one end intercommunication of second heat transfer pipeline. The utility model provides a special air conditioning system of high speed rail train adopts inlet collector to collect the comdenstion water that the production is congealed in the air cooling of evaporimeter cavity to the high temperature and high pressure coolant who flows with the compressor in heat exchanger carries out the heat exchange, makes the refrigerant to reach the lower temperature sooner, is favorable to improving refrigeration efficiency.
Description
Technical field
The utility model relates to field of air conditioning, in particular to a kind of high-speed train Special air-conditioning system.
Background technology
Chinese Railway has the very brilliant past. But, along with the restructuring of China Aviation industry and building of a large amount of motorway, air transportation and long-distance transport by road start to rise, and by 1996, the Highway Passenger Transportation Volume of China even exceeded railway passenger volume. From 1997, Chinese Railway started to carry out national railway speed increase. Hereafter Chinese Railway have passed through several speed-raisings, has reached more than 200 kilometers to the highest operation speed per hour of passenger vehicle in 2003. Particularly on December 25th, 2009, Guangzhou goes into operation to Wuhan high ferro, and speed breaches more than 400 kilometers.
Compared with common air-conditioning passenger vehicle, high speed air-conditioned passenger train is that speed or project organization all have bigger difference, therefore only for the air conditioning system that the practical situation development and design of high speed passenger vehicle is suitable, could ensure in passenger vehicle, to reach required air parameter and air quality, for passenger provides comfortable traveling environment.
But, the air-conditioning system refrigerating efficiency for high-speed train of the prior art is lower, not only wastes the energy and also cannot improve Consumer's Experience.
Therefore, prior art existing defects, needs improvement badly.
Practical novel content
The utility model main purpose is the defect for prior art, it is provided that a kind of high-speed train Special air-conditioning system.
The utility model provides a kind of high-speed train Special air-conditioning system, comprise compressor, condenser, expansion valve, vaporizer and heat exchanger, described heat exchanger comprises the first heat exchange pipeline carrying out heat exchange each other and the 2nd heat exchange pipeline, described vaporizer, described compressor, described first heat exchange pipeline, described condenser, described expansion valve and described vaporizer are connected formation refrigeration circuit successively, the chassis of described vaporizer is provided with the device that confluxes for collecting water of condensation, the described device that confluxes is connected by one end of the first pipeline with described 2nd heat exchange pipeline.
In the high-speed train Special air-conditioning system that the utility model provides, described first heat exchange pipeline and described 2nd heat exchange pipeline are coaxially arranged, it is inner that described first heat exchange pipeline is placed through described 2nd heat exchange pipeline, the groove being provided with the axially extended spirrillum along described first heat exchange pipeline on the inwall of described first heat exchange pipeline, the corresponding projection being provided with spirrillum on the outer wall of described first heat exchange pipeline.
In the high-speed train Special air-conditioning system that the utility model provides, the described device that confluxes is connected by the other end of second pipe with described 2nd heat exchange pipeline, described second pipe comprises the first flat pipe of rectangular hollow platy, described first flat pipe comprises the back side and front, the back side of described first flat pipe is for being attached at the outer side wall of track train, and the front of described first flat pipe is for carrying out heat exchange with outside air; Described second pipe also comprises the first pipe connecting and the 2nd pipe connecting at the two ends being connected to described first flat pipe, and described first pipe connecting is connected with the described device that confluxes, and described 2nd pipe connecting is connected with described 2nd heat exchange pipeline.
In the high-speed train Special air-conditioning system that the utility model provides, also comprise a controller, the described device that confluxes comprises conflux water tank and the water tank of water that flows back to for storing for collecting water of condensation from described 2nd heat transfer tube, the bottom of the described water tank that confluxes is provided with hydrauliccapsule, the described water tank that confluxes is connected by the 3rd pipeline with described water tank, described 3rd pipeline is also provided with magnetic valve, described magnetic valve and described hydrauliccapsule are electrically connected with described controller respectively, described controller is used for being less than at the hydraulic pressure that described hydrauliccapsule detects or equaling magnetic valve described in a preset value control opening, when this hydraulic pressure is greater than closed electromagnetic valve described in described preset value control.
In the high-speed train Special air-conditioning system that the utility model provides, described in the water tank that confluxes be positioned at below described water tank.
In the high-speed train Special air-conditioning system that the utility model provides, described water tank is also provided with temperature sensor, described temperature sensor is connected with described controller, described controller also for the detected value at described temperature sensor higher than closed electromagnetic valve described in preset value control.
The high-speed train Special air-conditioning system that implementing the utility model provides has following useful effect:
The high-speed train Special air-conditioning system that the utility model provides adopts the device that confluxes to collect the water of condensation of vaporizer air condensation generation, and the high-temperature high-pressure refrigerant flowed out with compressor in a heat exchanger carries out heat exchange, make refrigeration agent can reach lesser temps sooner, be conducive to improving refrigerating efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the functional block diagram of the high-speed train Special air-conditioning system in the utility model one preferred embodiment;
Embodiment
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully. Accompanying drawing gives first-selected embodiment of the present utility model. But, the utility model can realize in many different forms, is not limited to embodiment described herein. On the contrary, it is provided that the object of these embodiments makes to disclosure of the present utility model more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, it can directly on another element or can also there is element placed in the middle. When an element is considered as " connection " another element, it can be directly connected to another element or may there is element placed in the middle simultaneously. Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually. The term used in specification sheets of the present utility model herein is the object in order to describe specific embodiment, is not intended to be restriction the utility model. Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Fig. 1 shows a kind of high-speed train Special air-conditioning system in the utility model first embodiment, comprise compressor 10, condenser 20, expansion valve 50, vaporizer 30 and heat exchanger 40, described heat exchanger 40 comprises the first heat exchange pipeline carrying out heat exchange each other and the 2nd heat exchange pipeline, described vaporizer 30, described compressor 10, described first heat exchange pipeline, described condenser 20, described expansion valve 50 and described vaporizer 30 are connected formation refrigeration circuit successively, the chassis of described vaporizer 30 is provided with the device 60 that confluxes for collecting water of condensation, the described device 60 that confluxes is connected by one end of the first pipeline with described 2nd heat exchange pipeline.
The high-speed train Special air-conditioning system that the utility model provides adopts the device 60 that confluxes to collect the water of condensation of vaporizer 30 air condensation generation, and the high-temperature high-pressure refrigerant flowed out with compressor 10 in heat exchanger 40 carries out heat exchange, make refrigeration agent can reach lesser temps sooner, be conducive to improving refrigerating efficiency.
Preferably, in the high-speed train Special air-conditioning system that the utility model provides, described first heat exchange pipeline and described 2nd heat exchange pipeline are coaxially arranged, it is inner that described first heat exchange pipeline is placed through described 2nd heat exchange pipeline, the groove being provided with the axially extended spirrillum along described first heat exchange pipeline on the inwall of described first heat exchange pipeline, the corresponding projection being provided with spirrillum on the outer wall of described first heat exchange pipeline. The groove of this spirrillum and be raised with and help improve heat interchanging area, and then improve heat exchange efficiency.
This device 60 that confluxes is connected by the other end of second pipe with described 2nd heat exchange pipeline. Preferably, described second pipe comprises the first flat pipe of rectangular hollow platy, described first flat pipe comprises the back side and front, and the back side of described first flat pipe is for being attached at the outer side wall of track train, and the front of described first flat pipe is for carrying out heat exchange with outside air; Described second pipe also comprises the first pipe connecting and the 2nd pipe connecting at the two ends being connected to described first flat pipe, and described first pipe connecting is connected with the described device 60 that confluxes, and described 2nd pipe connecting is connected with described 2nd heat exchange pipeline. This first flat pipe is from the roughly rectangular tabular of profile, and surface-area is relatively big, on its outer side wall being attached to high orbit train and after fixing, when train is run at high speed, it is possible to carry out heat exchange by the high velocity air outside itself and train, reduces water temperature.
In the high-speed train Special air-conditioning system that the utility model provides, also comprise a controller, the described device 60 that confluxes comprises conflux water tank and the water tank of water that flows back to for storing for collecting water of condensation from described 2nd heat transfer tube, the bottom of the described water tank that confluxes is provided with hydrauliccapsule, the described water tank that confluxes is connected by the 3rd pipeline with described water tank, described 3rd pipeline is also provided with magnetic valve, described magnetic valve and described hydrauliccapsule are electrically connected with described controller respectively, described controller is used for being less than at the hydraulic pressure that described hydrauliccapsule detects or equaling magnetic valve described in a preset value control opening, when this hydraulic pressure is greater than closed electromagnetic valve described in described preset value control. hydrauliccapsule is used for being positioned at header box inside bottom, for the water yield detecting hydraulic pressure and then obtain in header box. owing to the condensate temperature come in flash-pot 30 of the collection in the header box of the device 60 that confluxes is lower than the water temperature being arranged in water tank after heat exchange, therefore, as long as the water yield in header box meets certain value, so that it may only to adopt the water of condensation in header box to carry out heat exchange. but, when the water yield in header box is not enough, heat exchange is carried out with regard to the high temperature refrigerant after opening magnetic valve and adopting the water in water tank to carry out mixing and in heat exchanger 40. there is the useful effect improving heat exchanger effectiveness further.
Preferably, in the high-speed train Special air-conditioning system that the utility model provides, described in the water tank that confluxes be positioned at below described water tank. Described water tank is also provided with temperature sensor, described temperature sensor is connected with described controller, described controller also for the detected value at described temperature sensor higher than closed electromagnetic valve described in preset value control, also that is to say, even if the water yield is inadequate in header box, if but middle water temperature over-high in water tank, or wanting Controlling solenoid valve to close.
The above embodiment only have expressed several enforcement mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model patent scope. , it is also possible to make some distortion and improvement, it should be appreciated that for the person of ordinary skill of the art, without departing from the concept of the premise utility these all belong to protection domain of the present utility model. Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. a high-speed train Special air-conditioning system, it is characterized in that, comprise compressor, condenser, expansion valve, vaporizer and heat exchanger, described heat exchanger comprises the first heat exchange pipeline carrying out heat exchange each other and the 2nd heat exchange pipeline, described vaporizer, described compressor, described first heat exchange pipeline, described condenser, described expansion valve and described vaporizer are connected formation refrigeration circuit successively, the chassis of described vaporizer is provided with the device that confluxes for collecting water of condensation, the described device that confluxes is connected by one end of the first pipeline with described 2nd heat exchange pipeline.
2. high-speed train Special air-conditioning system according to claim 1, it is characterized in that, described first heat exchange pipeline and described 2nd heat exchange pipeline are coaxially arranged, it is inner that described first heat exchange pipeline is placed through described 2nd heat exchange pipeline, the groove being provided with the axially extended spirrillum along described first heat exchange pipeline on the inwall of described first heat exchange pipeline, the corresponding projection being provided with spirrillum on the outer wall of described first heat exchange pipeline.
3. high-speed train Special air-conditioning system according to claim 1, it is characterized in that, the described device that confluxes is connected by the other end of second pipe with described 2nd heat exchange pipeline, described second pipe comprises the first flat pipe of rectangular hollow platy, described first flat pipe comprises the back side and front, the back side of described first flat pipe is for being attached at the outer side wall of track train, and the front of described first flat pipe is for carrying out heat exchange with outside air; Described second pipe also comprises the first pipe connecting and the 2nd pipe connecting at the two ends being connected to described first flat pipe, and described first pipe connecting is connected with the described device that confluxes, and described 2nd pipe connecting is connected with described 2nd heat exchange pipeline.
4. high-speed train Special air-conditioning system according to claim 1, it is characterized in that, also comprise a controller, the described device that confluxes comprises conflux water tank and the water tank of water that flows back to for storing for collecting water of condensation from described 2nd heat transfer tube, the bottom of the described water tank that confluxes is provided with hydrauliccapsule, the described water tank that confluxes is connected by the 3rd pipeline with described water tank, described 3rd pipeline is also provided with magnetic valve, described magnetic valve and described hydrauliccapsule are electrically connected with described controller respectively, described controller is used for being less than at the hydraulic pressure that described hydrauliccapsule detects or equaling magnetic valve described in a preset value control opening, when this hydraulic pressure is greater than closed electromagnetic valve described in described preset value control.
5. high-speed train Special air-conditioning system according to claim 4, it is characterised in that, described in the water tank that confluxes be positioned at below described water tank.
6. high-speed train Special air-conditioning system according to claim 5, it is characterized in that, described water tank is also provided with temperature sensor, described temperature sensor is connected with described controller, described controller also for the detected value at described temperature sensor higher than closed electromagnetic valve described in preset value control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938804.6U CN205273474U (en) | 2015-11-23 | 2015-11-23 | Special air conditioning system of high speed rail train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938804.6U CN205273474U (en) | 2015-11-23 | 2015-11-23 | Special air conditioning system of high speed rail train |
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| Publication Number | Publication Date |
|---|---|
| CN205273474U true CN205273474U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520938804.6U Active CN205273474U (en) | 2015-11-23 | 2015-11-23 | Special air conditioning system of high speed rail train |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539475A (en) * | 2015-11-23 | 2016-05-04 | 惠州学院 | Special air conditioning system for high-speed railway train |
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2015
- 2015-11-23 CN CN201520938804.6U patent/CN205273474U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539475A (en) * | 2015-11-23 | 2016-05-04 | 惠州学院 | Special air conditioning system for high-speed railway train |
| CN105539475B (en) * | 2015-11-23 | 2018-02-13 | 惠州学院 | High-speed track train air conditioner system |
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