CN206117422U - Power supply unit and rail vehicle for rail vehicle - Google Patents
Power supply unit and rail vehicle for rail vehicle Download PDFInfo
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- CN206117422U CN206117422U CN201621174688.6U CN201621174688U CN206117422U CN 206117422 U CN206117422 U CN 206117422U CN 201621174688 U CN201621174688 U CN 201621174688U CN 206117422 U CN206117422 U CN 206117422U
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- electromotor
- rail vehicle
- commutator
- housing
- supply installation
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Abstract
The utility model provides a power supply unit and rail vehicle for rail vehicle for internal combustion rail vehicle traction system, include: casing, generator, rectifier and cooling device, the cavity is held to inside formation of casing, generator, rectifier and cooling device set up in the casing hold the cavity in, the rectifier is connected with the output electricity of generator, and the ac inversion who exports the output of generator is the direct current, cooling device is used for cooling generator and rectifier to the operating temperature who makes generator and rectifier is less than and predetermines the limit value. The utility model provides a power supply unit and rail vehicle for rail vehicle is through integrating generator and rectifier in a casing to through the cooling of one set of cooling device realization generator and rectifier, when guaranteeing the reliable work of generator and rectifier, improvement rail vehicle's integrated level, the very big reduction device space, control of reduction equipment and maintenance cost and equipment purchasing cost increase the benefit.
Description
Technical field
This utility model embodiment is related to rail vehicle technical field, more particularly to a kind of electric supply installation used for rail vehicle and
Rail vehicle.
Background technology
Since diesel rail car comes out from last century, the rail vehicle with Diesel engine as power source has been defined
The platform of technology, the various diesel internal combustion motor-car set product in various countries is come out one after another and is put into effect.With electronic technology and motor skill
The development of art, the trailer system of diesel rail car mainly adopts fax flowing mode, progressively using AC-DC-direct current or friendship
Stream-DC-AC electric transmission trailer system, i.e., using alternator generation, rectified device switchs to unidirectional current, then supplies straight
Stream traction motor again switchs to direct current by inverter to supply AC traction motor after the alternating current of frequency-adjustable.
Electric supply installation, traction motor etc. are included using the diesel rail car trailer system of fax flowing mode, wherein supplying
Electric installation includes alternating current generator, commutator.Due to during generator operation inside can produce copper loss, iron loss and mechanical loss etc. from
And heat is produced, in order that the temperature of electromotor is less than limiting temperature corresponding with insulation grade anti-corrosion, make electromotor reliability
Operation, therefore cooling system need to be taken to be radiated；Similarly, commutator also will be produced during exchange to be converted to direct current
Heat, in order to ensure rectifier cell is operated in the permissible value of temperature, prevents temperature from exceeding rectifier cell maximum temperature permissible value
Puncture rectifier cell to burn, commutator is also required to arrange chiller.
In prior art, (typically in more than 1000kW) alternative electric generation high-power in the trailer system of diesel rail car
Machine, commutator are independently arranged, and electromotor and commutator each arrange independent chiller and it is cooled down.Due to
Alternating current generator and commutator are independently arranged, and are each independently arranged cooling system, therefore equipment is complicated, and control is complicated, cost
It is high；And it is big to take up room inside rail truck, overall vehicle difficult arrangement.
Utility model content
This utility model embodiment provides a kind of electric supply installation used for rail vehicle and rail vehicle, with ensure electromotor and
While commutator reliably working, the integrated level of rail vehicle is improved, reduce the device space, reduce equipment control and maintenance cost
And equipment purchase cost, increase the benefit.
This utility model first aspect provides a kind of electric supply installation used for rail vehicle, is for diesel rail car traction
System, including：
Housing, the enclosure interior forms accommodating cavity；
It is arranged at electromotor in the accommodating cavity of the housing, commutator and chiller；
The commutator is electrically connected with the outfan of the electromotor, the alternating current that the outfan of the electromotor is exported
Be converted to unidirectional current；
The chiller is used to cool down the electromotor and the commutator, so that the work of the electromotor and commutator
Make temperature less than pre-set limit.
Further, the chiller includes arranging air inlet on the housing and air vent, and is arranged on
Gas actuating device in the housing or on housing, the gas actuating device is used to make extraneous air be entered by the air inlet
Enter the accommodating cavity and discharged by the air vent.
Further, the gas actuating device is air-breathing cooling fan, and the commutator is arranged at the air inlet.
Further, the air vent is arranged on the housing away from one end of the air inlet；
The rotor coaxial of the air-breathing cooling fan and the electromotor is arranged, the axle of the rotor of the electromotor with it is described
Cooling fan is fixedly connected.
Further, the commutator is located at electromotor top.
Optionally, the housing includes inner housing and shell body, and between the inner housing and shell body cooling duct is provided with；
The chiller, including connect with outside coolant offer device the be arranged on the cooling duct
One interface and second interface, and it is arranged on the pump of described cooling duct one end.
Further, the cooling duct is arranged around the electromotor and/or commutator.
Further, described electric supply installation used for rail vehicle also includes current sensing means and voltage check device；
The current sensing means is electrically connected with the outfan of the electromotor, detects the output current of the electromotor；
The voltage check device is electrically connected with the outfan of the electromotor, detects the exchange of the output of the electromotor
Piezoelectric voltage.
Second aspect of the present utility model is to provide a kind of rail vehicle, including above-mentioned electric supply installation used for rail vehicle.
Electric supply installation used for rail vehicle and rail vehicle that this utility model is provided, by the way that electromotor and commutator are integrated
In a housing, and the cooling of electromotor and commutator is realized by a set of chiller, ensureing electromotor and commutator
While reliably working, the integrated level of rail vehicle is improved, be significantly reduced the space of hold facility, reduced equipment control and tie up
Shield cost and equipment purchase cost, improve economic benefit.
Description of the drawings
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described.In all of the figs, it is similar
Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to actual ratios
Draw.
The structural representation of the electric supply installation used for rail vehicle that Fig. 1 is provided for the embodiment of this utility model one；
Fig. 2 is the front view of the electric supply installation used for rail vehicle shown in Fig. 1；
Fig. 3 is the left view (partial sectional view) of the electric supply installation used for rail vehicle shown in Fig. 1.
Specific embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
It should be noted that unless otherwise stated, technical term used in this application or scientific terminology should be this reality
The ordinary meaning understood with new one of ordinary skill in the art.
In the description of the present application, it is to be understood that term " on ", D score, "front", "rear", "left", "right", " interior ",
" outward ", the orientation or position relationship of the instruction such as " axial direction " is, based on orientation shown in the drawings or position relationship, to be for only for ease of
Description this utility model and simplify description, rather than indicate or imply indication device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
The structural representation of the electric supply installation used for rail vehicle that Fig. 1 is provided for the embodiment of this utility model one, Fig. 2 is Fig. 1
The front view of shown electric supply installation used for rail vehicle, Fig. 3 is the left view (office of the electric supply installation used for rail vehicle shown in Fig. 1
Portion's sectional view).As Figure 1-3, a kind of electric supply installation used for rail vehicle is present embodiments provided, is led for diesel rail car
Draw system, including：Housing 10, electromotor 20, commutator 30 and chiller 40.Housing 10 is internally formed accommodating cavity；Generate electricity
Machine 20, commutator 30 and chiller 40 are arranged in the accommodating cavity of housing；Commutator 30 is electric with the outfan of electromotor 20
Connection, by the alternating current that the outfan of electromotor 20 is exported unidirectional current is converted to；Chiller 40 is used for the He of cooled electric generator 20
Commutator 30, so that the operating temperature of electromotor 20 and commutator 30 is less than pre-set limit.
The electric supply installation used for rail vehicle that the present embodiment is provided, for diesel rail car trailer system, electromotor is used for
Electric energy, commutator 30 and generating mechatronics are provided, for the alternating current that electromotor 20 is exported to be converted to into unidirectional current, for interior
Combustion railway vehicle traction system is drawn and is braked using fax flowing mode.Wherein, housing 10 can be hollow metal-back
Body, specifically can be made, it is also possible to by the way that different piece is welded using metal one-time molding；Its internal air is institute
State accommodating cavity.Chiller can adopt the element with the function that cools or element group commonly used.
In the present embodiment, electromotor 20 and commutator 30 are arranged in the accommodating cavity of a housing 10, and by one
Chiller 40 simultaneously cooled electric generator 20 and commutator 30, so that the operating temperature of electromotor 20 and commutator 30 is less than default
Limit value, can both meet the cooling requirement of electromotor 20, and the cooling needs of commutator 30 are also met simultaneously, even if electromotor 20
Temperature is less than limiting temperature corresponding with insulation grade anti-corrosion, it is ensured that the reliability service of electromotor 20, while also ensuring that rectification unit
Part is operated in the permissible value of temperature, is prevented temperature from puncture rectifier cell more than rectifier cell maximum temperature permissible value and is burnt.
And by the way that electromotor 20 and commutator 30 are incorporated in a housing 10, and electromotor is realized by a set of chiller 40
20 and the cooling of commutator 30, the integrated level of rail vehicle is improved, the space of hold facility is significantly reduced, reduce equipment control
With maintenance cost and equipment purchase cost, economic benefit is improve.
In one embodiment, chiller 40 includes arranging air inlet 101 on the housing 10 and air vent 102, and
The gas actuating device being arranged in housing or on housing, gas actuating device is used to make extraneous air be entered by air inlet 101
Accommodating cavity is simultaneously discharged by air vent 102.Gas actuating device is preferably air-breathing cooling fan and (does not show in figs. 2 and 3
Go out), commutator 30 is arranged at air inlet 101.
Gas-powered dress is provided with air inlet 101 and air vent 102, housing 10 or is provided with housing 10 on housing 10
Put, gas actuating device is used to make extraneous air be entered accommodating cavity by air inlet 101 and be discharged by air vent 102.Gas drives
Dynamic device is preferably air-breathing cooling fan (not showing that in figs. 2 and 3), and commutator 30 is arranged at air inlet 101.
In the present embodiment, the electromotor 20 and commutator 30 in the accommodating cavity of housing 10 is entered using gas actuating device
Row cooling, gas actuating device can drive the air flow in accommodating cavity and renewal, so that extraneous air is by air inlet 101
Discharge into accommodating cavity and by air vent 102, so as to take away accommodating cavity in heat, make electromotor 20 and commutator 30
Operating temperature be less than pre-set limit, it is ensured that electromotor 20 and commutator 30 being capable of reliably workings.
In the present embodiment, the gas actuating device of chiller 40 is preferably air-breathing cooling fan, is cooled down by air-breathing
Fan forms negative pressure in the accommodating cavity of housing 10 so that extraneous air enters accommodating cavity and by air vent by air inlet 101
102 discharge, and cooling effect is preferable, and equipment is simple.The gas actuating device of the present embodiment is not limited in air-breathing cooling fan,
Blower fan can also realize the cooling to electromotor 20 and commutator 30.Can certainly be using asepwirator pump from air vent 102
Air-breathing or using air compressor from the air blast of air inlet 101, can realize the flowing and renewal of air in accommodating cavity, and
And can be realized to intensity of cooling control by control air mass flow.
Commutator 30 is arranged at air inlet 101.Because commutator 30 is made up of electronic components such as diodes, work as temperature
Puncture rectifier cell during more than rectifier cell maximum temperature permissible value to burn, thus commutator 30 for temperature requirement compared with
It is high.And the air themperature at air inlet 101 is relatively low, preferentially commutator 30 can be cooled down.Due to the heat production phase of commutator 30
It is low for the heat production of electromotor 20, thus flow through air after commutator 30 still can cool down to electromotor 20.
Used as the further improvement that this is implemented, air vent 102 is arranged on housing 10 away from one end of air inlet 101；
Air-breathing cooling fan is arranged with the rotor coaxial of electromotor 20, and axle and the cooling fan of the rotor of electromotor 20 are fixed
Connection.
In the present embodiment, air inlet 101 is arranged at one end of housing 10, and air vent 102 is arranged on housing 10 and carries on the back
From one end of air inlet 101, by arranging air inlet 101 and the suitable position of air vent 102, improve in the accommodating cavity of housing 10
The flow field of air, increases air and commutator 30 and the contact area of electromotor 20, so as to improve cooling effect.
Air-breathing cooling fan is arranged with the rotor coaxial of electromotor 20, and is fixedly connected with the axle of rotor, is rotated in rotor
When drive air-breathing cooling fan to rotate, so as to the flowing and renewal of air in the accommodating cavity of drive shell 10, while also saving
Space and cost, make apparatus structure simple, are easily installed and safeguard.In the present embodiment, the heat dissipation capacity of chiller 40 is not less than to be sent out
The quantity of heat production of motor 20 and the quantity of heat production of commutator 30 and, the heat production of the quantity of heat production of electromotor 20 and commutator 30 as needed
Quantity, shape and size of amount design air-breathing cooling fan flabellum etc..
Alternatively, commutator 30 is located at the top of electromotor 20.Accordingly, the accommodating cavity of housing 10 may include that electromotor holds
Receive chamber and commutator accommodating chamber, commutator accommodating chamber is arranged at the top in generators hold chamber, and commutator 30 is arranged at commutator
Intracavity is accommodated, positioned at the top of electromotor 20, more compact structure can be made, and steadily of centre of gravity, be easily installed.
Optionally, cooling fan can also be the cooling fan of the supporting setting of electromotor.The cooling of the supporting setting of electromotor
Fan is arranged inside generator casing, can be now the receiving that commutator accommodating chamber and generator casing collectively form housing
Cavity, generator casing is provided with air inlet and steam vent, and commutator accommodating chamber is by electromotor air inlet and generator
Connection so that air is directly entered from the air inlet of housing, cools down and entered in electromotor by the air inlet of electromotor after commutator
Portion, discharges from the steam vent of electromotor.The cooling fan of the present embodiment for the supporting setting of electromotor cooling fan, and using send out
Motor housing replace a part of housing so as to substitute accommodating cavity in generators hold chamber, material, alleviator can be saved
Weight, reduces cost, while the cooling effect of the rotor and stator to electromotor is more preferable.Certainly the product according to electromotor is needed
Heat redesigns quantity, shape and size of cooling fan flabellum of the supporting setting of electromotor etc. with the quantity of heat production of commutator,
To reach enough intensities of cooling, it is ensured that can realize being cooled down while electromotor 20 and commutator 30.
In another embodiment, chiller can also be by the way of liquid cooling.Specifically, housing includes inner housing
And shell body, cooling duct is provided between inner housing and shell body；
Chiller, including the first interface connected with outside coolant offer device being arranged on cooling duct and
Second interface, and it is arranged on the pump of cooling duct one end.
In the present embodiment, chiller is set by the way of liquid cooling between the inner housing and shell body of housing
Put cooling duct, cooling duct is connected by first interface and second interface with outside coolant offer device, and by being arranged on
The pump of cooling duct one end drives the circulation of coolant.Because the heat conductivity of liquid is relatively large, therefore said apparatus are adopted
More preferable cooling effect can be realized, cooling effectiveness is improved.
Used as the further improvement that this is implemented, cooling duct is arranged around electromotor and/or commutator.
Cooling duct can arrange around electromotor or arrange around commutator, certainly also can simultaneously around electromotor and rectification
Device is arranged.Wherein coolant similarly first flows through commutator, to the preferential cooling of commutator, then passes through electromotor.Certainly,
Can stator cooling tube be set in electromotor, be connected with cooling duct, realize the cooling of generator stator.The present embodiment
By the way of cooling duct is circular, cooling duct and electromotor to be cooled and/or the contact area of commutator are increased, entered
One step improves cooling effect.
Chiller of the present utility model is not limited to above-mentioned air and cools down or liquid cooling mode, it would however also be possible to employ empty
Air cooling and liquid cooling are combined, or other types of cooling, in protection domain of the present utility model.
In the above-described embodiments, electric supply installation used for rail vehicle also includes current sensing means and voltage check device.
Current sensing means is electrically connected with the outfan of electromotor, detects the output current of electromotor；
Voltage check device is electrically connected with the outfan of electromotor, detects the alternating current voltage of the output of electromotor.
Electric supply installation used for rail vehicle also includes current sensing means and voltage check device, and the defeated of electromotor is detected respectively
The voltage and current for going out, can be controlled in real time, to export stable alternating current to parameters such as the rotating speeds and excitation of electromotor
Pressure, powers after rectified device rectification to traction motor in electric transmission trailer system.
Another embodiment of the present utility model provides a kind of rail vehicle, including above-mentioned electric supply installation used for rail vehicle.
The rail vehicle that the present embodiment is provided, using above-mentioned electric supply installation used for rail vehicle, is powered, by whole by electromotor
The alternating current that electromotor is exported is converted to unidirectional current by stream device, so that diesel rail car trailer system is entered using fax flowing mode
Row traction and braking.Wherein, electric supply installation used for rail vehicle is by the way that electromotor and commutator are incorporated in a housing, and leads to
The cooling that a set of chiller realizes electromotor and commutator is crossed, while electromotor and commutator reliably working is ensured, is carried
The integrated level of high orbit vehicle, is significantly reduced the space of hold facility, reduces equipment control and maintenance cost and equipment purchase
Cost, improves economic benefit.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than it is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It still can modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this practicality newly
The scope of each embodiment technical scheme of type, it all should cover in the middle of the scope of claim of the present utility model and description.
Claims (9)
1. a kind of electric supply installation used for rail vehicle, it is characterised in that for diesel rail car trailer system, including：
Housing, the enclosure interior forms accommodating cavity；
It is arranged at electromotor in the accommodating cavity of the housing, commutator and chiller；
The commutator is electrically connected with the outfan of the electromotor, the alternating current conversion that the outfan of the electromotor is exported
For unidirectional current；
The chiller is used to cool down the electromotor and the commutator, so that the work temperature of the electromotor and commutator
Degree is less than pre-set limit.
2. electric supply installation used for rail vehicle according to claim 1, it is characterised in that the chiller includes being arranged on
Air inlet and air vent on the housing, and the gas actuating device being arranged in the housing or on housing, the gas
Body drive is used to make extraneous air be entered the accommodating cavity by the air inlet and be discharged by the air vent.
3. electric supply installation used for rail vehicle according to claim 2, it is characterised in that the gas actuating device is air-breathing
Cooling fan, the commutator is arranged at the air inlet.
4. electric supply installation used for rail vehicle according to claim 3, it is characterised in that the air vent is arranged at the shell
Away from one end of the air inlet on body；
The rotor coaxial of the air-breathing cooling fan and the electromotor is arranged, the axle of the rotor of the electromotor and the cooling
Fan is fixedly connected.
5. according to the arbitrary described electric supply installation used for rail vehicle of Claims 1 to 4, it is characterised in that the commutator is located at
The electromotor top.
6. electric supply installation used for rail vehicle according to claim 1, it is characterised in that the housing includes inner housing and outer
Housing, between the inner housing and shell body cooling duct is provided with；
The chiller, connects including connect with outside coolant offer device first be arranged on the cooling duct
Mouth and second interface, and the pump for being arranged on described cooling duct one end.
7. electric supply installation used for rail vehicle according to claim 6, it is characterised in that the cooling duct is around described
Motor and/or commutator are arranged.
8. electric supply installation used for rail vehicle according to claim 1, it is characterised in that also including current sensing means and electricity
Pressure detection means；
The current sensing means is electrically connected with the outfan of the electromotor, detects the output current of the electromotor；
The voltage check device is electrically connected with the outfan of the electromotor, detects the alternating current electricity of the output of the electromotor
Pressure.
9. a kind of rail vehicle, it is characterised in that include the power supply used for rail vehicle as any one of claim 1～8
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621174688.6U CN206117422U (en) | 2016-10-26 | 2016-10-26 | Power supply unit and rail vehicle for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621174688.6U CN206117422U (en) | 2016-10-26 | 2016-10-26 | Power supply unit and rail vehicle for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206117422U true CN206117422U (en) | 2017-04-19 |
Family
ID=58524652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621174688.6U Active CN206117422U (en) | 2016-10-26 | 2016-10-26 | Power supply unit and rail vehicle for rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206117422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374684A (en) * | 2016-10-26 | 2017-02-01 | 中车唐山机车车辆有限公司 | Power supply device for rail vehicle and rail vehicle |
-
2016
- 2016-10-26 CN CN201621174688.6U patent/CN206117422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374684A (en) * | 2016-10-26 | 2017-02-01 | 中车唐山机车车辆有限公司 | Power supply device for rail vehicle and rail vehicle |
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