CN204452449U - A kind of track train bogie truck - Google Patents

A kind of track train bogie truck Download PDF

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Publication number
CN204452449U
CN204452449U CN201420528268.8U CN201420528268U CN204452449U CN 204452449 U CN204452449 U CN 204452449U CN 201420528268 U CN201420528268 U CN 201420528268U CN 204452449 U CN204452449 U CN 204452449U
Authority
CN
China
Prior art keywords
permanent magnet
axletree
bogie truck
motor
track train
Prior art date
Application number
CN201420528268.8U
Other languages
Chinese (zh)
Inventor
左永博
颜永风
潘华
余小波
Original Assignee
株洲南车特种装备科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株洲南车特种装备科技有限公司 filed Critical 株洲南车特种装备科技有限公司
Priority to CN201420528268.8U priority Critical patent/CN204452449U/en
Application granted granted Critical
Publication of CN204452449U publication Critical patent/CN204452449U/en

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Abstract

The utility model relates to a kind of track train bogie truck, comprise framework, take turns assembly and be set directly at wheel to the permanent magnet DC motor on the axletree in assembly, the rotor configuration of described permanent magnet DC motor is be configured in the permanent magnet on described axletree, the stator of described permanent magnet DC motor is arranged to around described rotor, described stator produces magnetic field and directly acts on described permanent magnet and apply moment of torsion to described axletree and advance forward to drive train, described stator can also produce backing field for the described axletree in braking motion thus braking advance in train.

Description

A kind of track train bogie truck

Technical field

The utility model relates to track train field, particularly a kind of track train bogie truck.

Background technology

Track train bogie truck is that one connects and supports car body and tractive force passed to car body in train driving process with the proal structure of bearing body.Track train bogie truck needs to have certain damping property, train smooth can be impelled to run.

In the prior art, in order to by transmission of power give wheel to assembly, need motor and wheel to assembly between mechanical drive is installed.Such as, in the diesel locomotive and gasturbine locomotive of traditional hydraulic transmission, bogie truck is provided with axle gear, and the locomotive engine acc power come by torque converter, versatile spindle and intermediate gear box transmission is transformed into the moment of torsion be applied on axletree by it, thus drive wheel rotates assembly.In the electric power vehicle be nowadays widely used and motor-car, be usually provided with drive gearbox, the power that locomotive engine transmission comes is become moment of torsion by it, and drive wheel rotates assembly.In addition, in a part of miniwatt track train, such as puddle jumper class recreation facility, chain is usually adopted to transmit Motor torque.

As can be seen here, in existing bogie truck, be all by physical construction, such as gear case, versatile spindle, chain etc. carry out transmitting torque to wheel to the axletree of assembly, thus drive wheel is to assembly.The energy transfer efficiency of these physical constructions is low, complex structure, and assembling requires high, maintenance difficult.In addition, in train driving process, between each part between these physical constructions, also wearing and tearing, noise and vibration can be produced.In addition, in above several traditional bogie truck, if the train in needing braking to advance, typically use brake block to embrace wheel right, utilize friction force to allow train deceleration.But, like this can wheel on a large amount of heat of output, and cause taking turns right frictional loss.

Utility model content

For the problems referred to above, the utility model proposes a kind of novel track train bogie truck.By this novel track train bogie truck, can energy transfer efficiency be improved, reduce noise and vibration, and make simple structure.In addition, by this novel track train bogie truck, can also directly brake wheel to assembly.

According to the utility model, propose a kind of track train bogie truck, comprising:

Framework;

Wheel, to assembly, is taken turns and is comprised axletree to assembly and be arranged on the wheel at axletree two ends right, take turns below assembly being connected to framework; With

Permanent magnet DC motor, permanent magnet DC motor to be arranged on axletree and to be configured to apply moment of torsion directly to axletree.

According to track train bogie truck of the present utility model, wherein the rotor configuration of permanent magnet DC motor is the permanent magnet be configured on axletree, and the stator of permanent magnet DC motor is arranged to round rotor.

According to track train bogie truck of the present utility model, wherein the S pole of permanent magnet and N pole are successively at interval round the circumferential array of axletree.

According to track train bogie truck of the present utility model, stator comprises shell round rotor and multiple magnetic core extended from the inwall of shell towards rotor, and multiple magnetic core is wound with coil.

In a preferred embodiment, stator is architecturally hinged and by boom foot.

In a preferred embodiment, air gap is provided with between rotor and stator.

In one embodiment, permanent magnet DC motor also comprises Hall element position sensor, for the polarity of detection rotor.

In one embodiment, also comprise control system, the control system coil that can control in stator works in a certain order and produces magnetic field, thus drives rotor that train is advanced forward; Control system can also produce backing field by control coil, thus the motion of brake rotors.

Compared with prior art, the advantage of this utility model is that axletree and permanent magnet combine, thus by permanent magnet DC motor, the moment of torsion that electric energy produces can be directly acted on axletree, thus does not need other mechanical power transfer devices.Therefore, according in track train bogie truck of the present utility model, simplified structure, alleviated the weight of bogie truck, also reduced wearing and tearing, noise and vibration simultaneously.In addition, by the control system of permanent magnet DC motor, can also reactive torque be produced, produce the moment of torsion with axletree direction of rotation, thus brake the train in advancing.

Accompanying drawing explanation

Also will be described in more detail the utility model with reference to accompanying drawing based on embodiment hereinafter.Wherein:

Fig. 1 show schematically show the birds-eye view of the structure according to track train bogie truck of the present utility model.

Fig. 2 show schematically show the lateral plan of the structure of the track train bogie truck in Fig. 1.

Fig. 3 show schematically show the transverse cross-sectional view according to the permanent magnet DC motor be arranged on axletree of the present utility model.

In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the ratio of reality.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Fig. 1 show schematically show the birds-eye view of the structure according to the track train bogie truck 100 in an embodiment of the present utility model, and Fig. 2 show schematically show the lateral plan of the structure of the track train bogie truck in Fig. 1.As depicted in figs. 1 and 2, this track train bogie truck 100 comprises framework 1, and the wheel of below being installed on framework 1 is to assembly 2.Take turns axletree 2a is comprised to assembly 2 and at two of axletree 2a two ends wheels to 2b.In addition, this track train bogie truck also includes foundation brake rigging 4, draw gear 5, single stage suspension device 6a, and secondary suspension device 6b.Easy understand, the structure of the above-mentioned parts of track train bogie truck and positioned opposite be known by those skilled in the art, omit about this detailed introduction on the one hand at this.

According to the utility model, axletree 2a is provided with permanent magnet DC motor 3.Permanent magnet DC motor 3 surrounds axletree 2a, and for applying moment of torsion directly to axletree 2a.

Fig. 3 shows the permanent magnet DC motor 3 be arranged on axletree 2a.As shown in the figure, the rotor of permanent magnet DC motor 3 comprises the permanent magnet 34 on several surfaces being set directly at axletree 2a.These permanent magnets 34 according to S pole and N pole successively isolated mode round the circumferential array of axletree 2a.The stator of permanent magnet DC motor 3 comprises shell 35, and multiple magnetic core 32 extended from the inside face of shell 35 towards rotor.These magnetic cores 32 are spaced apart from each other along the circumference of shell 35, are preferably spaced from each other equably in the circumferential.In the illustrated embodiment, 6 magnetic cores 32 are provided with.Each magnetic core 32 is wound with coil 31, and it can be energized to produce magnetic field.Preferably, between magnetic core 32 and permanent magnet 34, certain air gap is provided with.

Therefore, according to the utility model, the rotor (i.e. permanent magnet 34) of axletree 2a and permanent magnet DC motor 3 combines.Therefore, the moment of torsion that electric energy produces can be directly acted on axletree 2a by permanent magnet DC motor 3, thus eliminates the mechanical power transfer device originally needed.Therefore, the structure according to track train bogie truck of the present utility model is simplified, and weight is alleviated, and also reduces wearing and tearing and noise simultaneously.

In a preferred embodiment, as depicted in figs. 1 and 2, the shell 35 of the stator of permanent magnet DC motor 3 is hinged on framework 1, thus can by framework 1 instead of the stator weight being born permanent magnet DC motor 3 by axletree 2a.In this way, can unsprung weight be reduced, reduce train advance in vibration, be conducive to train smooth and advance.

In a preferred embodiment, shell 35 is provided with several Hall element position sensors 33.These Hall element position sensors 33 are evenly spaced apart along the circumference of shell 35.Preferably, 3 Hall element position sensors 33 can be set.Hall element position sensor 33 can detect the relative position of permanent magnet 34 relative to the magnetic core 32 of stator, and detection signal is passed to control system (not shown).Control system produces pulse-width signal after detection signal is carried out logical conversion, thus each coil controlling motor stator works in a certain order, thus between air gap, produce great-jump-forward rotating field driving rotor turns, namely order about axletree 2a and rotate.Thus, can move to assembly 2 by driven wheel, tractor-trailer train is advanced.When needs braking train, regulated the job order of each coil 31 by control system, thus between air gap, produce reverse great-jump-forward magnetic field, thus can the axletree 2a rotated be braked.

Therefore, according in track train bogie truck of the present utility model, reactive torque can be produced by the control system of permanent magnet DC motor 3, namely produce the moment of torsion with axletree 2a direction of rotation, thus brake the train in advancing easily.

Although be described the utility model with reference to preferred embodiment, when not departing from scope of the present utility model, various improvement can be carried out to it and parts wherein can be replaced with equivalent.Especially, only otherwise there is structural hazard, the every technical characteristic mentioned in each embodiment all can combine in any way.The utility model is not limited to specific embodiment disclosed in literary composition, but comprises all technical schemes fallen in the scope of claim.

Claims (7)

1. a track train bogie truck, is characterized in that, comprising:
Framework;
Wheel is to assembly, and described wheel comprises axletree to assembly and be arranged on the wheel at described axletree two ends right, describedly takes turns below assembly being connected to described framework; With
Permanent magnet DC motor, described permanent magnet DC motor to be arranged on described axletree and to be configured to apply moment of torsion directly to described axletree.
2. track train bogie truck according to claim 1, is characterized in that, the rotor configuration of described permanent magnet DC motor is be configured in the permanent magnet on described axletree, and the stator of described permanent magnet DC motor is arranged to round described rotor.
3. track train bogie truck according to claim 2, is characterized in that, the S pole of described permanent magnet and N pole are successively at interval round the circumferential array of described axletree.
4. the track train bogie truck according to Claims 2 or 3, is characterized in that, described stator comprises the shell round described rotor, and multiple magnetic core extended towards described rotor from the inwall of described shell, and described multiple magnetic core is wound with coil.
5. the track train bogie truck according to Claims 2 or 3, is characterized in that, described stator to be hinged on described framework and by described boom foot.
6. the track train bogie truck according to Claims 2 or 3, is characterized in that, between described rotor and described stator, be provided with air gap.
7. the track train bogie truck according to any one of Claim 1-3, is characterized in that, described permanent magnet DC motor also comprises the Hall element position sensor of the polarity for detecting described rotor.
CN201420528268.8U 2014-09-15 2014-09-15 A kind of track train bogie truck CN204452449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420528268.8U CN204452449U (en) 2014-09-15 2014-09-15 A kind of track train bogie truck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420528268.8U CN204452449U (en) 2014-09-15 2014-09-15 A kind of track train bogie truck

Publications (1)

Publication Number Publication Date
CN204452449U true CN204452449U (en) 2015-07-08

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106515750A (en) * 2016-09-30 2017-03-22 中车南京浦镇车辆有限公司 Permanent magnet direct drive subway train
WO2017049995A1 (en) * 2015-09-22 2017-03-30 中车南京浦镇车辆有限公司 Direct-drive bogie having axle-mounted permanent magnet electric motor
WO2020019581A1 (en) * 2018-07-27 2020-01-30 中车株洲电力机车有限公司 Permanent-magnet direct-drive bogie and railway car thereof
CN110789560A (en) * 2019-11-13 2020-02-14 中车山东机车车辆有限公司 Radial bogie of railway vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017049995A1 (en) * 2015-09-22 2017-03-30 中车南京浦镇车辆有限公司 Direct-drive bogie having axle-mounted permanent magnet electric motor
CN106515750A (en) * 2016-09-30 2017-03-22 中车南京浦镇车辆有限公司 Permanent magnet direct drive subway train
WO2020019581A1 (en) * 2018-07-27 2020-01-30 中车株洲电力机车有限公司 Permanent-magnet direct-drive bogie and railway car thereof
CN110789560A (en) * 2019-11-13 2020-02-14 中车山东机车车辆有限公司 Radial bogie of railway vehicle

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 412001 Hunan province Zhuzhou shifengqu Tian Xin

Patentee after: Zhuzhou CRRC Speical Equipment Technology Co., Ltd.

Address before: 412001 Hunan city of Zhuzhou province Xinjiu Tian Fang apartment

Patentee before: Zhuzhou CSR Special Equipment Technology Co., Ltd.

C56 Change in the name or address of the patentee