CN208295094U - The power assembly cooling system and rail vehicle of rail vehicle - Google Patents
The power assembly cooling system and rail vehicle of rail vehicle Download PDFInfo
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- CN208295094U CN208295094U CN201820603225.XU CN201820603225U CN208295094U CN 208295094 U CN208295094 U CN 208295094U CN 201820603225 U CN201820603225 U CN 201820603225U CN 208295094 U CN208295094 U CN 208295094U
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Abstract
The utility model discloses the power assembly cooling systems and rail vehicle of a kind of rail vehicle, the power assembly cooling system of the rail vehicle includes: gear reducer lube road, traction electric machine cooling chamber, oil cooler, oil pump, the gear reducer lube road, the traction electric machine cooling chamber, the first side of the oil cooler are connected, the oil pump be used to driving lubricating oil the gear reducer lube road, the traction electric machine cooling chamber, the oil cooler the first side between flow, second side of the oil cooler is suitable for being connected to vehicle cooling system.The power assembly cooling system of the rail vehicle of the utility model, traction electric machine cooling chamber is connected to gear reducer lube road, avoid traction electric machine using individual cooling system, save cost, the coolant liquid of lubricating oil and vehicle cooling system is subjected to heat exchange by oil cooler, the cooling of lubricating oil is rapidly completed, can satisfy high-power, high-rotating-speed pulling motor cooling requirement on track.
Description
Technical field
The utility model belongs to field of track traffic, in particular to a kind of power assembly cooling system of rail vehicle
System and the rail vehicle with the cooling system.
Background technique
Rail vehicle cooling system has very big protective effect to rail vehicle longtime running, may make the work of rail vehicle
Make element to run within the scope of stabilization, reasonable temperature.In the related technology, it is the independent cooling oil path of setting and passes through oil pump
Power is provided to cool down motor.Wherein injection tubing includes the axial spray bar communicated across speed change shell fluid and several
A annular spray bar, and annular spray bar includes multiple jets around stator, but the cooling system pipeline of this form is multiple
It is miscellaneous, multiple annular spray bars and jet need to be arranged in reducing gearbox body, structure is complicated, increases the volume of retarder, fills
With difficulty, it is only applicable to riding automobile-used driving motor, it is difficult to meet high-power, high-rotating-speed pulling motor heat dissipation need on track
It asks, there are improved spaces.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions
The power assembly cooling system of a kind of rail vehicle out, the power assembly cooling system can satisfy high-power, high on track
The cooling requirement of rotating-speed pulling motor.
According to the power assembly cooling system of the rail vehicle of the utility model embodiment, comprising: gear reducer lube road,
Traction electric machine cooling chamber, oil cooler, oil pump, the gear reducer lube road, the traction electric machine cooling chamber, the oil cooler
First side is connected, and the oil pump is for driving lubricating oil on the gear reducer lube road, the traction electric machine cooling chamber, described
It is flowed between first side of oil cooler, second side of the oil cooler is suitable for being connected to vehicle cooling system.
According to the power assembly cooling system of the rail vehicle of the utility model embodiment, traction electric machine cooling chamber and deceleration
The connection of device lubricant passage way avoids traction electric machine using individual cooling system, saves cost, and lubricating oil can realize retarder and lead
Cooling, the lubrication for drawing motor, save the arrangement quantity of cooling device, reduce the use cost of cooling system, cold by oil
The coolant liquid of lubricating oil and vehicle cooling system is carried out heat exchange by device, and the cooling of lubricating oil is rapidly completed, can satisfy track
Upper high-power, high-rotating-speed pulling motor cooling requirement, has good practicability.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the gear reducer lube
The first port on road is connected with the first port of the first side of the oil cooler, the second port of the first side of the oil cooler with
The first port of the traction electric machine cooling chamber is connected, and the second port of the traction electric machine cooling chamber and the retarder lubricate
The second port of oil circuit is connected.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the first end of the oil pump
Mouth is connected with the first port on the gear reducer lube road, the first side of the second port of the oil pump and the oil cooler
First port is connected.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, further includes: oil return pipe, institute
The first port for stating gear reducer lube road is connected with the first port of the oil pump by the oil return pipe；Fuel feed pump, it is described
The second port of first side of oil cooler is connected with the first port of the traction electric machine cooling chamber by the fuel feed pump.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the gear reducer lube
Filter is equipped between the first port on road and the first port of the oil pump.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the gear reducer lube
The first port on road includes the oil outlet for being located at retarder bottom, is equipped with filter at the oil outlet.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the traction electric machine is cooling
The second port of chamber is located at the bottom of the traction electric machine cooling chamber, and the bottom of the traction electric machine cooling chamber is in vertical direction height
Second port in the gear reducer lube road.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the gear reducer lube
The first port phase of the first port on road and the first port of the traction electric machine cooling chamber with the first side of the oil cooler
Even, the second port of the second port on the gear reducer lube road and the traction electric machine cooling chamber with the oil cooler
The second port of first side is connected.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the first end of the oil pump
Mouth is connected with the first port of the first port on the gear reducer lube road and the traction electric machine cooling chamber, the oil pump
Second port is connected with the first port of the first side of the oil cooler.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, further includes: the first threeway
Valve, the first port on the gear reducer lube road, the first port of the traction electric machine cooling chamber, the oil cooler first
The first port of side is connected with three interfaces of first triple valve respectively；Second triple valve, the gear reducer lube road
Second port, the second port of the traction electric machine cooling chamber, the oil cooler the first side second port respectively with institute
Three interfaces for stating the second triple valve are connected.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, further includes: filter device,
The first port of the oil pump and the first port on the gear reducer lube road and the first end of the traction electric machine cooling chamber
Between be equipped with the filter device.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, further includes: drive axle profit
Lubricating oil road, the lubricating oil of drive axle road are connected with the gear reducer lube road.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, further includes: control unit,
The oil pump is electric oil pump and is set as that revolving speed is adjustable, and described control unit is electrically connected with the oil pump, with optionally
Adjust the power of the oil pump.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the second of the oil cooler
Side is equipped with heat exchange water route, and the heat exchange water route is suitable for being connected to the vehicle cooling system.
According to the power assembly cooling system of the rail vehicle of the utility model one embodiment, the oil cooler is set to and leads
Draw outside motor.
The utility model also proposed a kind of rail vehicle.
According to the rail vehicle of the utility model embodiment, it is provided with rail vehicle described in any of the above-described kind of embodiment
Power assembly cooling system.
Possessed advantage is identical compared with the existing technology with above-mentioned power assembly cooling system for the rail vehicle,
This is repeated no more.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the operation principle schematic diagram according to the cooling system of the utility model embodiment；
Fig. 2 is the side view according to the cooling system of the utility model embodiment；
Fig. 3 is the top view according to the cooling system of the utility model embodiment；
Fig. 4 is the working principle diagram according to the cooling system of the utility model another embodiment.
Appended drawing reference:
Power assembly cooling system 100,
Gear reducer lube road 1, the first port 1a on gear reducer lube road, the second port on gear reducer lube road
1b, lubricating oil of drive axle road 2, traction electric machine cooling chamber 3, the first port 3a of traction electric machine cooling chamber, traction electric machine cooling chamber
Second port 3b, oil cooler 4, the first port 4a of the first side of oil cooler, the second port 4b of the first side of oil cooler, oil
The first port 4c of second side of cooler, the second port 4d of second side of oil cooler, oil pump 5, oil return pipe 6, fuel feed pump 7, mistake
Filter device 8, the first triple valve 9, the second triple valve 10, control unit 11, rail vehicle cooling line 12.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more of the features.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Below with reference to Fig. 1-Fig. 4 description according to the power assembly cooling system of the rail vehicle of the utility model embodiment
100.The rail vehicle of the utility model embodiment can be used for straddle-type rail vehicle, and straddle-type refers to the bogie of rail vehicle
It straddles on track girder, ordinary train supports the left and right sides of car body by double track, and straddle-type rail vehicle is by being located at car body
The track girder at middle part supports, and the bogie of rail vehicle coats downwards track girder from two sides, it is preferable that in some embodiments
In, the straddle-type rail vehicle of the utility model embodiment can be monorail.
As Figure 1-Figure 4, according to the power assembly cooling system 100 of the rail vehicle of the utility model one embodiment
It include: gear reducer lube road 1, traction electric machine cooling chamber 3, oil cooler 4, oil pump 5.
Gear reducer lube road 1 is used to cool down, lubricate the lubricating oil circulation of retarder, and traction electric machine cooling chamber 3 is for cold
But traction electric machine, traction electric machine cooling chamber 3 can be connected to gear reducer lube road 1, in order to which lubricating oil carries out traction electric machine
Lubrication, cooling, do not need to process water channel in electric machine casing, structure is simple compared to traditional water cooled machine cooling system.
Oil cooler 4 includes the first side and second side, and two media can carry out heat exchange when respectively flowing through the first side and second side, and
Two ports connection on gear reducer lube road 1, traction electric machine cooling chamber 3,4 first side of oil cooler, to form circulation connection
Cooling oil path, oil pump 5 are set in cooling oil path, and flowing is continuously looped through in cooling oil path convenient for driving lubricating oil.
Gear reducer lube road 1, traction electric machine cooling chamber 3, the first side of oil cooler 4 are connected, and oil pump 5 is for driving lubrication
Oil gear reducer lube road 1, traction electric machine cooling chamber 3, oil cooler 4 the first side between flow, lubricating oil is in oil pump as a result,
It is circulated in cooling oil path under 5 driving effect, and takes the heat that retarder, traction electric machine operation generate to oil cooler
4, second side of oil cooler 4 is suitable for being connected with vehicle cooling system, for example, second side of oil cooler 4 is equipped with heat exchange water route, and changes
Hot water road is connected to vehicle cooling system, in this way, with the high temperature grease after retarder, traction electric machine heat exchange in oil cooler 4
It exchanging heat with the coolant liquid for being located at 4 second side of oil cooler, realizes the cooling of lubricating oil, oil cooler 4 is set to outside traction electric machine,
And exchanged heat by outer loop water route, structure is simple, is easy to implement the heat exchange effect of lubricating oil, while oil cooler 4 is set to outside
It is easy to use convenient for later period maintenance, replacement.
As a result, as Figure 1-Figure 4, traction electric machine cooling chamber 3 is connected to gear reducer lube road 1, i.e., traction electric machine can
It exchanges heat with the lubricating oil for flowing through gear reducer lube road 1, that is to say, that it is not necessary that independent cooling oil is arranged for traction electric machine
Road or other cooling devices realize that retarder and traction electric machine integration are cooling, save installation space and cost, structure letter
Single, cooling procedure is easily achieved.
According to the power assembly cooling system 100 of the rail vehicle of the utility model embodiment, traction electric machine cooling chamber 3 with
Gear reducer lube road 1 is connected to, and is avoided traction electric machine using individual cooling system, is saved cost, lubricating oil can realize deceleration
The cooling of device and traction electric machine, lubrication, reduce the arrangement quantity of cooling device, by oil cooler 4 that lubricating oil and vehicle is cooling
The coolant liquid of system carries out heat exchange, and the cooling of lubricating oil is rapidly completed, and can satisfy high-power, high revolving speed traction electricity on track
The cooling requirement of machine has good practicability.
In some embodiments, as shown in Figure 1, the first side of the first port 1a on gear reducer lube road 1 and oil cooler 4
First port 4a be connected, the first port 3a phase of the second port 4b and traction electric machine cooling chamber 3 of the first side of oil cooler 4
Even, the second port 3b of traction electric machine cooling chamber 3 is connected with the second port 1b on gear reducer lube road 1, i.e., traction electric machine is cold
But chamber 3, gear reducer lube road 1, oil cooler 4 are sequentially connected in series to form cooling oil path, and traction electric machine is integrated in reducer shell
It is interior, in this way, successively exchanging heat from the lubricating oil that oil cooler 4 flows out with traction electric machine, retarder, improve power assembly cooling system
The heat exchange efficiency of system 100 reduces the pipeline setting of power assembly cooling system 100, reduces the peace of power assembly cooling system 100
Dress up this.
Wherein, as shown in Fig. 2, the second port 3b of traction electric machine cooling chamber 3 is located at the bottom of traction electric machine cooling chamber 3,
It is understood that the oil pressure pressure of the bottom of traction electric machine cooling chamber 3 is larger, it can be improved what lubricating oil was discharged from second port
Efficiency promotes flowing velocity of the lubricating oil in power assembly cooling system 100, and the bottom of traction electric machine cooling chamber 3 is vertical
Direction is higher than the second port 1b on gear reducer lube road 1, i.e. the height of the second port 3b of traction electric machine cooling chamber 3 is greater than and subtracts
The height of the second port 1b of fast device lubricant passage way 1, the profit after exchanging heat in traction electric machine cooling chamber 3 with traction electric machine as a result,
Lubricating oil can promptly be flow in gear reducer lube road 1, meanwhile, the lubricating oil that can avoid into gear reducer lube road 1 returns
It flow in traction electric machine cooling chamber 3, improves the flow rate of lubricating oil in power assembly cooling system 100, guarantee power assembly
The integrally-built reasonability of cooling system 100 promotes the service performance of power assembly cooling system 100.
As shown in Figure 1, the first port of oil pump 5 is connected with the first port 1a on gear reducer lube road 1, the of oil pump 5
Two-port netwerk is connected with the first port 4a of the first side of oil cooler 4, i.e., oil pump 5 be set to gear reducer lube road 1 and oil cooler 4 it
Between, in this way, being back in oil cooler 4 convenient for the driving of oil pump 5 and the lubricating oil after traction electric machine, retarder heat exchange, oil cooler 4 is set
Outside traction electric machine, and second side of oil cooler 4 is connected with vehicle cooling system, convenient for lubricating oil and vehicle cooling system
Coolant liquid carries out continuing heat exchange, realizes the cooling effect of traction electric machine, retarder, while oil cooler 4 is set to outside and is convenient for the later period
Maintenance, replacement, easy to use, certainly, oil pump 5 can also be set between traction electric machine and oil cooler 4, and being convenient for will be with vehicle cooling system
Lubricating fluid after the coolant liquid heat exchange of system flows to traction electric machine cooling chamber 3, to carry out continuing heat exchange with traction electric machine, retarder,
5 installation site of oil pump is without being limited thereto, can select corresponding 5 installation site of oil pump according to the setting height of oil cooler 4.
As shown in Figure 1-Figure 3, power assembly cooling system 100 further includes oil return pipe 6, fuel feed pump 7.
The first port 1a on gear reducer lube road 1 is connected with the first port of oil pump 5 by oil return pipe 6, i.e. retarder
Lubricant passage way 1 is connected to oil pump 5 by oil return pipe 6, as a result, can be by returning with the lubricating oil after traction electric machine, retarder heat exchange
Oil pipe 6 returns in oil pump 5 and oil cooler 4, convenient for changing the lubricating oil flow of high temperature with vehicle cooling system into oil cooler 4
Gear reducer lube road 1 is connect with oil pump 5 by oil return pipe 6, reduces the limit to 5 space layout of retarder and oil pump by heat
System so that retarder and oil pump 5 can flexible arrangement, facilitate installation.
As shown in Figure 1, the first port 3a of the second port 4b of the first side of oil cooler 4 and traction electric machine cooling chamber 3 is logical
It crosses fuel feed pump 7 to be connected, i.e., oil cooler 4 is connected to traction electric machine by fuel feed pump 7, is exchanged heat in oil cooler 4 with coolant liquid as a result,
Lubricating oil afterwards is flow in traction electric machine cooling chamber 3 by fuel feed pump 7 and realizes circulating cooling, in this way, passing through oil return pipe 6, fuel feeding
Gear reducer lube road 1, traction electric machine cooling chamber 3, oil pump 5, oil cooler 4 are connected as a complete cooling circuit by pipe 7, just
It is cooling in the persistent loop for realizing lubricating oil, the reasonability of power assembly cooling system 100 is improved, will be drawn by fuel feed pump 7
Motor cooling chamber 3 is connect with traction electric machine, reduces the limitation to 4 space layout of traction electric machine and oil cooler, so that traction electricity
Machine and oil cooler 4 can flexible arrangement, facilitate installation.
In one embodiment, as shown in Figure 1, the first port of the first port 1a on gear reducer lube road 1 and oil pump 5
Between be equipped with filter, filter can the lubricating oil of first port 1a outflow to gear reducer lube road 1 carry out effectively mistake
Filter processing, it is to be understood that when lubricating oil flows in gear reducer lube road 1, traction electric machine cooling chamber 3, in lubricating oil
Particulate matter can be had, the particulate matter in lubricating oil is effectively removed by filter as a result, particulate matter is avoided to enter oil
In pump 5, oil cooler 4, the safety that power assembly cooling system 100 uses is improved.
In another embodiment, fuel-displaced as shown in Figure 1, the first port 1a on gear reducer lube road 1 includes oil outlet
Hole is located at retarder bottom, is equipped with filter at oil outlet, i.e. filter is integrated in retarder bottom, for example, filter is magnetic
Property adsorbent equipment, filter can will from from oil outlet be discharged lubricating oil in particulate matter absorption, remove, avoid particulate matter from entering
In oil pump 5, oil cooler 4, the safety that power assembly cooling system 100 uses is improved.
In further embodiments, as shown in figure 4, the first of the first port 1a on gear reducer lube road 1 and oil cooler 4
The first port 4a of side is connected, the first port 4a phase of the first side of the first port 3a and oil cooler 4 of traction electric machine cooling chamber 3
Even, the second port 4b of the first side of the second port 1b and oil cooler 4 on gear reducer lube road 1 is connected, and traction electric machine is cooling
The second port 4b of the first side of the second port 3b and oil cooler 4 of chamber 3 is connected, i.e. the two of gear reducer lube road 1 port
Be connected respectively with two ports of the first side of oil cooler 4, two ports of traction electric machine cooling chamber 3 respectively with oil cooler 4
Two ports of the first side are connected, and gear reducer lube road 1 is in parallel with traction electric machine cooling chamber 3 as a result, and gear reducer lube
Road 1 is connected with oil cooler 4 with traction electric machine cooling chamber 3, in this way, the lubricating oil that oil cooler 4 flows out can flow to retarder respectively
Lubricant passage way 1, traction electric machine cooling chamber 3, while exchanging heat with retarder, traction electric machine, realize the cold of retarder and traction electric machine
But, the heat exchange efficiency of power assembly cooling system 100 is improved.
As shown in figure 4, the first port of oil pump 5 is connected with the first port 1a on gear reducer lube road 1, the of oil pump 5
Single port is connected with the first port 3a of traction electric machine cooling chamber 3, the lubricating oil after exchanging heat as a result, with retarder, traction electric machine
The first port of oil pump 5 is flowed to, the first port 4a of the first side of the second port and oil cooler 4 of oil pump 5 is connected, i.e. retarder
Lubricant passage way 1 is successively connected with oil pump 5, oil cooler 4 with after 3 parallel connection of traction electric machine cooling chamber, realizes drive of the oil pump 5 to lubricating oil
It is dynamic.
As shown in figure 4, power assembly cooling system 100 further includes the first triple valve 9, the second triple valve 10.
First triple valve 9 includes three interfaces, as shown in figure 4, the first port 1a on gear reducer lube road 1, traction electricity
The first port 3a of machine cooling chamber 3, the first side of oil cooler 4 first port 4a respectively with three interfaces of the first triple valve 9
Be connected, i.e., the lubricating oil that gear reducer lube road 1 and traction electric machine cooling chamber 3 flow out pass through the first triple valve 9 converge at it is same
Oil circuit simultaneously flows to oil pump 5 and oil cooler 4.
Second triple valve 10 includes three interfaces, as shown in figure 4, the second port 1b on gear reducer lube road 1, traction electricity
The second port 3b of machine cooling chamber 3, the first side of oil cooler 4 second port 4b respectively with three interfaces of the second triple valve 10
It is connected, i.e., the lubricating oil that flows out of oil cooler 4 flows into the second triple valve 10 by an interface of the second triple valve 10, and from second
The another two interface of triple valve 10 flows to gear reducer lube road 1 and traction electric machine cooling chamber 3 respectively, in this way, passing through the one or three
Gear reducer lube road 1 after parallel connection is connected in cooling circuit by port valve 9, the second triple valve 10 with traction electric machine cooling chamber 3,
Complete the cooling effect of retarder and traction electric machine.
As shown in figure 4, power assembly cooling system 100 further includes filter device 8, the first port and retarder of oil pump 5
Filter device 8, the first port of oil pump 5 and the first of traction electric machine cooling chamber 3 are equipped between the first port 1a of lubricant passage way 1
Filter device 8 is equipped between the 3a of port, i.e. filter device 8 is set between the first port and the first triple valve 9 of oil pump 5, in this way,
After lubricating oil and traction electric machine, retarder heat exchange, lubricating oil flow to filter device 8, and filter device 8 can be by the particle in lubricating oil
Object is removed, and particulate matter is avoided to enter oil pump 5, in oil cooler 4, improves the safety that power assembly cooling system 100 uses, than
Such as, filter device 8 is external filter, and for filter device 8 convenient for periodically being cleaned, maintenance cost is low as a result,.
It further include lubricating oil of drive axle according to the power assembly cooling system 100 of the rail vehicle of the utility model embodiment
Road 2, as shown in Figure 1 and Figure 4, lubricating oil of drive axle road 2 are connected with gear reducer lube road 1, and retarder and drive axle pass through tooth
Wheel is connected, in this way, gear is in the course of rotation, takes lubricating oil to drive axle from retarder, realizes retarder and drive axle
Cooling, lubrication, structure is simple, and easy for installation and greasing is easily achieved.
As shown in figure 4, power assembly cooling system 100 further includes control unit 11, oil pump 5 is electric oil pump 5, and oil pump
5 are set as that revolving speed is adjustable, and control unit 11 is electrically connected with oil pump 5, to be selectively adjusted the power of oil pump 5, control unit
11 can acquire winding temperature, the temperature of revolving speed and lubricating oil of traction electric machine by CAN network, and are sent to by CAN network
Oil pump 5,5 integrated treatment machine winding of oil pump, the temperature of lubricating oil and rotary speed information control flow of lubrication, are slowed down with meeting
Radiating requirements under device, traction electric machine difference operating condition.
It should be noted that as shown in Figure 1 and Figure 4, the first port 4c of second side of oil cooler 4 passes through water inlet pipe and rail
Road vehicle cooling line 12 is connected to, and the second port 4d of second side of oil cooler 4 passes through outlet pipe and rail vehicle cooling line
12 connections, in order to which lubricating oil and coolant liquid realize heat exchange in oil cooler 4.
The utility model also proposes a kind of rail vehicle.
According to the rail vehicle of the utility model embodiment, it is provided with the power of the rail vehicle of any of the above-described kind of embodiment
Assembly cooling system 100, traction electric machine cooling chamber 3 are connected to gear reducer lube road 1, avoid traction electric machine using individually cold
But system saves cost, reduces installation space, while lubricating oil cools down traction electric machine, is not required in traction electric machine shell
Water channel is inside set, structure is simple.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (16)
1. a kind of power assembly cooling system of rail vehicle characterized by comprising gear reducer lube road, traction electric machine
Cooling chamber, oil cooler, oil pump, the gear reducer lube road, the traction electric machine cooling chamber, the oil cooler the first side phase
Even, the oil pump is used to drive lubricating oil in the gear reducer lube road, the traction electric machine cooling chamber, the oil cooler
It is flowed between first side, second side of the oil cooler is suitable for being connected to vehicle cooling system.
2. the power assembly cooling system of rail vehicle according to claim 1, which is characterized in that the retarder lubrication
The first port of oil circuit is connected with the first port of the first side of the oil cooler, the second port of the first side of the oil cooler
It is connected with the first port of the traction electric machine cooling chamber, the second port of the traction electric machine cooling chamber and the retarder moisten
The second port on lubricating oil road is connected.
3. the power assembly cooling system of rail vehicle according to claim 2, which is characterized in that the first of the oil pump
Port is connected with the first port on the gear reducer lube road, the first side of the second port of the oil pump and the oil cooler
First port be connected.
4. the power assembly cooling system of rail vehicle according to claim 3, which is characterized in that further include:
Oil return pipe, the first port on the gear reducer lube road pass through the oil return pipe phase with the first port of the oil pump
Even；
The first port of fuel feed pump, the second port of the first side of the oil cooler and the traction electric machine cooling chamber passes through described
Fuel feed pump is connected.
5. the power assembly cooling system of rail vehicle according to claim 3, which is characterized in that the retarder lubrication
Filter is equipped between the first port of oil circuit and the first port of the oil pump.
6. the power assembly cooling system of rail vehicle according to claim 2, which is characterized in that the retarder lubrication
The first port of oil circuit includes the oil outlet for being located at retarder bottom, is equipped with filter at the oil outlet.
7. the power assembly cooling system of rail vehicle according to claim 2, which is characterized in that the traction electric machine is cold
But the second port of chamber is located at the bottom of the traction electric machine cooling chamber, and the bottom of the traction electric machine cooling chamber is in vertical direction
Higher than the second port on the gear reducer lube road.
8. the power assembly cooling system of rail vehicle according to claim 1, which is characterized in that the retarder lubrication
The first port of the first port of oil circuit and the first port of the traction electric machine cooling chamber with the first side of the oil cooler
Be connected, the second port of the second port on the gear reducer lube road and the traction electric machine cooling chamber with the oil cooler
The first side second port be connected.
9. the power assembly cooling system of rail vehicle according to claim 8, which is characterized in that the first of the oil pump
Port is connected with the first port of the first port on the gear reducer lube road and the traction electric machine cooling chamber, the oil pump
Second port be connected with the first port of the first side of the oil cooler.
10. the power assembly cooling system of rail vehicle according to claim 9, which is characterized in that further include:
First triple valve, it is the first port on the gear reducer lube road, the first port of the traction electric machine cooling chamber, described
The first port of first side of oil cooler is connected with three interfaces of first triple valve respectively；
Second triple valve, it is the second port on the gear reducer lube road, the second port of the traction electric machine cooling chamber, described
The second port of first side of oil cooler is connected with three interfaces of second triple valve respectively.
11. the power assembly cooling system of rail vehicle according to claim 9, which is characterized in that further include: filtering dress
It sets, the first of the first port and the traction electric machine cooling chamber on the first port of the oil pump and the gear reducer lube road
The filter device is equipped between end.
12. the power assembly cooling system of rail vehicle described in any one of -11 according to claim 1, which is characterized in that also
It include: lubricating oil of drive axle road, the lubricating oil of drive axle road is connected with the gear reducer lube road.
13. the power assembly cooling system of rail vehicle described in any one of -11 according to claim 1, which is characterized in that also
It include: control unit, the oil pump is electric oil pump and is set as that revolving speed is adjustable, and described control unit is electrically connected with the oil pump
It connects, to be selectively adjusted the power of the oil pump.
14. the power assembly cooling system of rail vehicle described in any one of -11 according to claim 1, which is characterized in that institute
The second side for stating oil cooler is equipped with heat exchange water route, and the heat exchange water route is suitable for being connected to the vehicle cooling system.
15. the power assembly cooling system of rail vehicle described in any one of -11 according to claim 1, which is characterized in that institute
Oil cooler is stated outside traction electric machine.
16. a kind of rail vehicle, which is characterized in that be arranged dynamic just like rail vehicle described in any one of claim 1-15
Power assembly cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603225.XU CN208295094U (en) | 2018-04-25 | 2018-04-25 | The power assembly cooling system and rail vehicle of rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603225.XU CN208295094U (en) | 2018-04-25 | 2018-04-25 | The power assembly cooling system and rail vehicle of rail vehicle |
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| Publication Number | Publication Date |
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| CN208295094U true CN208295094U (en) | 2018-12-28 |
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| CN201820603225.XU Active CN208295094U (en) | 2018-04-25 | 2018-04-25 | The power assembly cooling system and rail vehicle of rail vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112389190A (en) * | 2019-08-19 | 2021-02-23 | 比亚迪股份有限公司 | Integrated bridge assembly and vehicle |
| CN113783360A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Cooling system for electric drive system |
| DE102020212685A1 (en) | 2020-10-07 | 2022-04-07 | Volkswagen Aktiengesellschaft | Device for supplying oil to an electric machine and electric machine comprising a device for supplying oil |
| CN114396472A (en) * | 2021-10-12 | 2022-04-26 | 华为数字能源技术有限公司 | Power assembly and vehicle |
| WO2023232013A1 (en) * | 2022-05-30 | 2023-12-07 | 中国第一汽车股份有限公司 | Electric vehicle cooling system, control method and electric vehicle |
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2018
- 2018-04-25 CN CN201820603225.XU patent/CN208295094U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112389190A (en) * | 2019-08-19 | 2021-02-23 | 比亚迪股份有限公司 | Integrated bridge assembly and vehicle |
| DE102020212685A1 (en) | 2020-10-07 | 2022-04-07 | Volkswagen Aktiengesellschaft | Device for supplying oil to an electric machine and electric machine comprising a device for supplying oil |
| CN113783360A (en) * | 2021-09-15 | 2021-12-10 | 臻驱科技（上海）有限公司 | Cooling system for electric drive system |
| CN114396472A (en) * | 2021-10-12 | 2022-04-26 | 华为数字能源技术有限公司 | Power assembly and vehicle |
| US11906037B2 (en) | 2021-10-12 | 2024-02-20 | Huawei Digital Power Technologies Co., Ltd. | Cooling and lubricating oil paths for power assembly and vehicle |
| WO2023232013A1 (en) * | 2022-05-30 | 2023-12-07 | 中国第一汽车股份有限公司 | Electric vehicle cooling system, control method and electric vehicle |
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