CN207758778U - A kind of cooling device, train traction system and train - Google Patents

A kind of cooling device, train traction system and train Download PDF

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Publication number
CN207758778U
CN207758778U CN201721565824.9U CN201721565824U CN207758778U CN 207758778 U CN207758778 U CN 207758778U CN 201721565824 U CN201721565824 U CN 201721565824U CN 207758778 U CN207758778 U CN 207758778U
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Prior art keywords
water
cooling device
cooling
oil
outlet
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CN201721565824.9U
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Inventor
李娜
孙海荣
朱炜
裴春兴
蒋洁
陈登升
黄雪飞
兰琪
侯帅昌
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CRRC Tangshan Co Ltd
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CRRC Tangshan Co Ltd
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Abstract

A kind of cooling device is provided in the utility model embodiment, described device is separately connected tractive transformer and traction convertor, and the cooling medium in the tractive transformer and traction convertor carries out circulating cooling by the cooling device.Described device includes water-flow circuit, water outlet/water inlet connection of water inlet/water outlet of the water-flow circuit and the water-cooling base plate inner cavity of traction convertor.Described device includes oily circulation loop, and water outlet/water inlet of water inlet/water outlet of the oil circulation loop and the fuel tank of tractive transformer connects.The utility model further discloses a kind of train traction system comprising cooling device as described above and includes the train of the train traction system.The utility model is integrated traditional tractive transformer cooling unit and traction convertor cooling unit by rational Design on Plane, is had the advantages that light weight and small, can preferably be saved the installation space of equipment under vehicle, improve the economy of train.

Description

A kind of cooling device, train traction system and train
Technical field
The utility model is related to technology of track traffic, and in particular, to a kind of cooling device, train traction system and row Vehicle.
Background technology
Power Relatively centralized EMU is by the tractions such as transformer, traction convertor, AuCT and cooling unit system System is partially integrated in an integral unit, realizes trailer system high modularization.Trailer system lightweight integrated, energy saving is The direction of rail vehicle future development.
Cooling unit is the component that refrigerating function is provided for train traction system, generally includes radiator, translator and wind The components such as bellows, installation frame, motor connectors or the terminal box of fan.Cooling unit in the trailer system of existing EMU is all It is independent, including tractive transformer cooling unit and traction convertor cooling unit.The cooling medium of tractive transformer is usual Cooling medium for oil, traction convertor is usually water.Its installation block diagram under vehicle is as shown in Figure 1, it can be seen that existing Mounting means can be such that the weight of cooling unit increases, and installation space is also bigger under occupancy vehicle, if breaking down, it is not easy in time Replace maintenance.
Utility model content
In view of this, the utility model embodiment is intended to provide a kind of cooling device, train traction system and train.
In order to achieve the above objectives, the technical solution of the utility model embodiment is realized in:
The cooling device is separately connected tractive transformer and traction convertor, the tractive transformer and traction convertor In cooling medium pass through the cooling device carry out circulating cooling.
Preferably, described device includes water-flow circuit, water inlet/water outlet of the water-flow circuit and traction current transformation The water outlet of the water-cooling base plate inner cavity of device/water inlet connection.
Preferably, the water-flow circuit includes water pump and water radiator, the water inlet of the water pump by water inlet pipe with The water outlet of the water-cooling base plate inner cavity of traction convertor connects, and the water inlet of the water outlet of water pump and the intake chamber of water radiator connects It connects, the water outlet of the water-supplying chamber of water radiator is connected by the water inlet of the water-cooling base plate inner cavity of outlet pipe and traction convertor.
Preferably, described device includes oily circulation loop, water inlet/water outlet of the oil circulation loop and traction voltage transformation The water outlet of the fuel tank of device/water inlet connection.
Preferably, the oily circulation loop includes oil pump and oil radiator, the oil inlet of the oil pump by oil inlet pipe with The oil outlet of the fuel tank of tractive transformer connects, and the oil inlet of the oil outlet of oil pump and the inlet space of oil radiator connects, and oil dissipates The oil outlet for going out grease chamber of hot device is connected by the oil inlet of flowline and the fuel tank of tractive transformer.
Preferably, the water radiator and oil radiator integration packaging form composite heating radiator.
Preferably, it is both provided with pressure sensor in the water inlet pipe and outlet pipe, for detecting the cooling device Pressure.
Preferably, it is both provided with temperature sensor in the water inlet pipe and outlet pipe, for detecting the cooling device Temperature.
Preferably, it is provided with quick connector on the composite heating radiator.
Preferably, the cooling device further includes cooling blower, and the suction opening of the cooling blower is towards cooling device Outside, the air outlet of cooling blower is towards composite heating radiator.
Preferably, the cooling device further includes centrifugal blower, the suction opening of the centrifugal blower towards composite heating radiator, The air outlet of the centrifugal blower is towards the outside of cooling device.
Preferably, the cooling device further includes excessive air duct, and the excessive air duct is arranged in composite heating radiator and centrifugation Between wind turbine, for the air with heat passed out from composite heating radiator to be oriented to fan box.
Preferably, the cooling device further includes air filter, and the outermost of cooling device is arranged in the air filter Side and close composite heating radiator.
The utility model also proposed a kind of train traction system, and the train traction system includes cooling described above Device.
The utility model also proposed a kind of train, and the train includes train traction system described above.
The beneficial effects of the utility model are as follows:
The utility model is cooled down traditional tractive transformer cooling unit and traction convertor by rational Design on Plane single Member integrates, and has the advantages that light weight and small, can preferably save the installation space of equipment under vehicle, improves train It is economical.
Description of the drawings
Fig. 1 is the scheme of installation of existing tractive transformer cooling unit and traction convertor cooling unit;
Fig. 2 is the structural schematic diagram of cooling device described in the utility model;
Fig. 3 is the portions A enlarged drawing in Fig. 2;
Fig. 4 is the portions B enlarged drawing in Fig. 2;
Fig. 5 is the principle schematic of water cooling process described in the utility model.
Drawing reference numeral:
1, composite heating radiator, 2, water pump, 3, fan box, 4, water inlet pipe, 5, outlet pipe, 6, oil inlet pipe, 7, flowline, 8, Water inlet pipe temperature sensor, 9, water inlet pipe pressure sensor, 10, outlet pipe temperature sensor, 11, outlet pipe pressure sensor, 12, exhaust outlet, 13, leakage fluid dram, 14, filter, 15, air filter, 16, pressure valve, 17, excessive air duct.
Specific implementation mode
In order to make the technical scheme in the embodiment of the utility model and advantage be more clearly understood, below in conjunction with attached drawing to this The exemplary embodiment of utility model is described in more detail, it is clear that described embodiment is only the utility model A part of the embodiment, rather than the exhaustion of all embodiments.It should be noted that in the absence of conflict, this practicality is new The feature in embodiment and embodiment in type can be combined with each other.
The core ideas of the utility model is to reduce the quality of cooling system under the premise of not influencing trailer system refrigeration And volume, to install and to overhaul.
The utility model provides a kind of cooling device, and described device integrally uses Steel Structural Design, described device difference Tractive transformer and traction convertor are connected, the cooling medium in the tractive transformer and traction convertor passes through the cooling Device carries out circulating cooling.
Specifically, as shown in Fig. 2, the cooling device includes composite heating radiator 1 and centrifugal blower, the composite heating radiator 1 connect with tractive transformer and traction convertor, makes the cooling medium in tractive transformer and traction convertor in composite radiating Cooling cycle is carried out in device 1, except the hot-air outside composite heating radiator 1 is by centrifugal blower discharger.
Further, since the cooling medium of traction convertor is typically water, and the cooling medium of tractive transformer is usual For oil, therefore, in order not to allow different cooling media to mix, cooling circuit is divided by the cooling device described in the present embodiment Water-flow circuit and oily circulation loop, corresponding, the composite heating radiator 1 includes water radiator and oil radiator.
Further, the water-flow circuit includes water pump 2 and water radiator, the water inlet of the water pump 2 by into Water pipe 4 is connect with the water outlet of the water-cooling base plate inner cavity of traction convertor, the water outlet of water pump 2 and the intake chamber of water radiator Water inlet connects, the water outlet of the water-supplying chamber of water radiator by the water-cooling base plate inner cavity of outlet pipe 5 and traction convertor into The mouth of a river connects.
Specifically, as shown in figure 5, the water in traction convertor water-cooling base plate inner cavity flows to compound under the action of water pump 2 Water radiator lower water chamber in radiator 1, by flowing to water radiator water outlet from top core after water radiator lower core Chamber, then returned in traction convertor water-cooling base plate inner cavity by pipeline, repeat next water-cooled cycle.
The oil circulation loop includes oil pump and oil radiator, and the oil inlet of the oil pump is become by oil inlet pipe 6 and traction The oil outlet of the fuel tank of depressor connects, and the oil inlet of the oil outlet of oil pump and the inlet space of oil radiator connects, oil radiator The oil outlet for going out grease chamber is connect by flowline 7 with the oil inlet of the fuel tank of tractive transformer.
Specifically, similar with water-flow circuit, the oil in tractive transformer fuel tank flows to compound under the action of oil pump The inlet space of oil radiator in radiator 1, oil return to traction by entering fuel-displaced room after oil radiator core, then by pipeline In oil tank of transformer, next oil heat dissipation cycle is repeated.
Further, the cooling device described in the present embodiment further includes cooling motor, and the cooling motor is double-speed motor. Centrifugal blower and cooling blower are integrated in fan box 3.In water-cooled cycle and oil heat dissipation cyclic process, cooling motor is strong Compel cooling air successively by the water radiator and oil radiator in composite heating radiator 1, cooling air in composite heating radiator 1 with Traction convertor cooling water and tractive transformer cooling oil carry out heat exchange, after air absorbs high-temperature medium heat, in centrifugation wind Outside is blown under the action of machine, since the cooling device described in the present embodiment is mainly used in train, can will be absorbed The air of heat vertically blows to rail.
Wherein, as shown in Figures 2 to 4, it is provided with water inlet pipe temperature sensor 8 in water inlet pipe 4 and water inlet pipe pressure passes Sensor 9 is provided with outlet pipe pressure sensor 11 and outlet pipe temperature sensor 10 in outlet pipe 5, is respectively used to detect cold But the pressure and temperature of device.
Further, it is provided with quick connector on the composite heating radiator 1, for filling or discharge valve.
In addition, on the path of air circulation, it is additionally provided with air filter 14 and excessive air duct 17, wherein air filtration Device 15 is arranged the outermost of cooling device and close to composite heating radiator 1, and excessive air duct 17 is arranged in centrifugal blower and composite radiating Between device 1, for the air with heat passed out from composite heating radiator 1 to be oriented to centrifugal blower.
Since water can inevitably have remaining vapor in cooling cycle process, row can be set at water inlet pipe 4 Gas port 12 goes out extra moisture discharge.Meanwhile it in order to can thoroughly be checked during maintenance or ordinary maintenance, needing The liquid in circulation loop is cleared up, therefore, a leakage fluid dram 13 can be again set at water inlet pipe 4, is convenient for the cleaning of water pipe.
It is also to have certain contact with equipment, if existed in cooling medium excessive miscellaneous for cooling medium If matter, first, can rub with equipment, equipment is damaged to a certain extent, second is that impurity can also influence cooling medium and set Standby contact area reduces refrigeration effect, therefore to avoid impurity occur in cooling medium.It in order to reach this purpose, can be with Filter 14 is added at outlet pipe 5, the water after cooling is filtered, and keeps the water in inflow traction convertor more pure Only.
Further, in order to ensure the normal operation of cooling device, the balance for maintaining cooling device inner and outer air pressure is needed, because This, pressure valve 16 is arranged on cooling device can be by pressure valve 16 to pressure cooling device when there is pressure anomaly Pressure is controlled and is adjusted.
Further, as shown in figure 5, the cooling device described in the present embodiment further includes expansion tank, the expansion tank It is arranged in the inside of cooling device, the coefficient of expansion for adjusting water-flow circuit, is water-flow circuit amount of makeup water.
Further, the present embodiment also proposed a kind of train traction system, and the train traction system includes above-mentioned institute The cooling device stated.By the cooling device by the cooling unit of the cooling unit of traditional tractive transformer and traction convertor It is merged into one, shares a composite heating radiator 1, to mitigate the weight of trailer system, saves the installation space of equipment under vehicle, Heat-sinking capability is improved, the economy of motor train unit traction system is increased.
Further, the present embodiment also proposed the train for including train traction system as described above, the cooling dress It sets and is integrated in an integral unit and be arranged with transformer, traction convertor, AuCT etc. ON TRAINS, realize and draw System altitude modularization.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.

Claims (15)

1. a kind of cooling device, which is characterized in that described device is separately connected tractive transformer and traction convertor, the traction Cooling medium in transformer and traction convertor carries out circulating cooling by the cooling device.
2. cooling device according to claim 1, which is characterized in that described device includes water-flow circuit, and the water follows Water inlet/water outlet of loop back path and the water outlet of the water-cooling base plate inner cavity of traction convertor/water inlet connect.
3. cooling device according to claim 2, which is characterized in that the water-flow circuit includes water pump and water-cooled The water inlet of device, the water pump is connected by the water outlet of the water-cooling base plate inner cavity of water inlet pipe and traction convertor, and water pump goes out The water inlet of the intake chamber of the mouth of a river and water radiator connects, and the water outlet of the water-supplying chamber of water radiator is become by outlet pipe and traction Flow the water inlet connection of the water-cooling base plate inner cavity of device.
4. cooling device according to claim 3, which is characterized in that described device includes oily circulation loop, and the oil follows The water outlet of water inlet/water outlet of loop back path and the fuel tank of tractive transformer/water inlet connection.
5. cooling device according to claim 4, which is characterized in that the oil circulation loop includes that oil pump and oil radiate The oil inlet of device, the oil pump is connected by the oil outlet of oil inlet pipe and the fuel tank of tractive transformer, oil outlet and the oil of oil pump The oil inlet of the inlet space of radiator connects, the oil that the oil outlet for going out grease chamber of oil radiator passes through flowline and tractive transformer The oil inlet of case connects.
6. cooling device according to claim 5, which is characterized in that the water radiator and oil radiator integration packaging group At composite heating radiator.
7. cooling device according to claim 6, which is characterized in that be both provided with pressure in the water inlet pipe and outlet pipe Sensor, the pressure for detecting the cooling device.
8. cooling device according to claim 7, which is characterized in that be both provided with temperature in the water inlet pipe and outlet pipe Sensor, the temperature for detecting the cooling device.
9. cooling device according to claim 8, which is characterized in that be provided with quick connection on the composite heating radiator Device.
10. the cooling device according to claim 6 or 8, which is characterized in that the cooling device further includes cooling blower, The suction opening of the cooling blower is towards the outside of cooling device, and the air outlet of cooling blower is towards composite heating radiator.
11. cooling device according to claim 10, which is characterized in that the cooling device further includes centrifugal blower, institute The suction opening of centrifugal blower is stated towards composite heating radiator, the air outlet of the centrifugal blower is towards the outside of cooling device.
12. cooling device according to claim 11, which is characterized in that the cooling device further includes excessive air duct, institute It states excessive air duct to be arranged between composite heating radiator and wind turbine, the sky with heat for will pass out from composite heating radiator Conductance is to fan box.
13. cooling device according to claim 12, which is characterized in that the cooling device further includes air filter, The air filter is arranged the outermost of cooling device and close to composite heating radiator.
14. a kind of train traction system, which is characterized in that the train traction system includes any one of claim 1 to 13 institute The cooling device stated.
15. a kind of train, which is characterized in that the train includes the train traction system described in claim 14.
CN201721565824.9U 2017-11-21 2017-11-21 A kind of cooling device, train traction system and train Active CN207758778U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721565824.9U CN207758778U (en) 2017-11-21 2017-11-21 A kind of cooling device, train traction system and train

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721565824.9U CN207758778U (en) 2017-11-21 2017-11-21 A kind of cooling device, train traction system and train

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Publication Number Publication Date
CN207758778U true CN207758778U (en) 2018-08-24

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109413969A (en) * 2018-12-24 2019-03-01 湖南联诚轨道装备有限公司 A kind of cooling device
CN110843815A (en) * 2019-11-21 2020-02-28 中铁轨道交通装备有限公司 Control method for cooling system and device thereof
CN113490401A (en) * 2021-08-24 2021-10-08 湖南联诚轨道装备有限公司 Cooling device for hydrogen energy locomotive

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109413969A (en) * 2018-12-24 2019-03-01 湖南联诚轨道装备有限公司 A kind of cooling device
CN110843815A (en) * 2019-11-21 2020-02-28 中铁轨道交通装备有限公司 Control method for cooling system and device thereof
CN113490401A (en) * 2021-08-24 2021-10-08 湖南联诚轨道装备有限公司 Cooling device for hydrogen energy locomotive

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