CN202602514U - An eddy current brake and transit equipment using the same - Google Patents
An eddy current brake and transit equipment using the same Download PDFInfo
- Publication number
- CN202602514U CN202602514U CN201220123478XU CN201220123478U CN202602514U CN 202602514 U CN202602514 U CN 202602514U CN 201220123478X U CN201220123478X U CN 201220123478XU CN 201220123478 U CN201220123478 U CN 201220123478U CN 202602514 U CN202602514 U CN 202602514U
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- axle sleeve
- current vortex
- vortex retarder
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model discloses an eddy current brake and transit equipment using the same. The eddy current brake comprises a stator and rotor. The stator is fixed on a stator shaft sleeve, while the rotor is fixed on a rotor shaft sleeve. The stator shaft sleeve is connected with the rotor shaft sleeve through an antifriction bearing. The eddy current brake is capable of effectively overcoming defects in the prior art and achieving reduced cost and easy installation.
Description
Technical field
The utility model relates to a kind of parts that are used for facilities for transport and communication, relates in particular to a kind of current vortex retarder and uses the transit equipment of this current vortex retarder.
Background technology
Current vortex retarder is a kind of auxiliary brake device for automobile.This device is installed between automobile drive axle and the gearbox, realizes contactless braking through electromagnetic induction principle.Current vortex retarder can provide powerful braking moment in a quite wide range of speeds, and then produces and to avoid running out the way, traditional brake failure and potential safety hazard such as blow out, and is therefore extensively applied on the motor vehicle, particularly truck conspicuity marking.As shown in fig. 1, current vortex retarder is made up of rotor 1, stator 2, rotor adjustment pad 3 and bracing frame 4.Stator 2 comprises usually being arranged by certain position relation by even number of poles and forms.Each magnetic pole is processed on iron core by coil winding.Rotor 1 is connected with the power transmission shaft (not shown) through rotor adjustment pad 3.Bracing frame 4 is used for fixing stator 2, and this current vortex retarder and automotive interior miscellaneous part are fixed.
Fig. 2 is common a kind of current vortex retarder in the prior art, this current vortex retarder be installed in usually on the gearbox or back axle on, its outside connection is adopted and is rigidly connected.As shown in Figure 2, this current vortex retarder comprises: rotor 1, and stator 2, support 4, power transmission shaft flange 5 connects screw 6, gearbox output flange 7, support fixed screw 8, gearbox 9.Stator 2 is fixed on the support 4, and is connected with gearbox 9 through support fixed screw 8, and rotor 1 fixes with power transmission shaft flange 5 through connecting screw 6.This current vortex retarder be owing to must fix with gearbox or back axle is connected, and can only be installed in gearbox delivery outlet or back axle equipped at outlet port, therefore prescribes a time limit when vehicle body space has, and causes this retarder directly to be connected with gearbox or back axle.
Thus, produce current vortex retarder as shown in Figure 3 in the prior art, this current vortex retarder is installed on power transmission shaft and need not to be fixedly connected with gearbox or back axle.This current vortex retarder comprises rotor 1, stator 2, power transmission shaft 11 and power transmission shaft adpting flange 10.Rotor 1 is connected with power transmission shaft 11 through adpting flange 10.This current vortex retarder comprises four adpting flanges and a power transmission shaft altogether, so the production cost of this current vortex retarder is higher, and mounting structure is complicated.
In view of this, be badly in need of to want a kind of new current vortex retarder in the prior art and use the transit equipment of this current vortex retarder, this retarder can effectively overcome the defective that exists in the prior art, and realizes that cost reduces and installs easily.
The utility model content
In order to overcome the defective that exists in the prior art, the purpose of the utility model is to provide a kind of scope of application wider, the current vortex retarder that structure is more succinct.
In order to realize above-mentioned utility model purpose; The utility model discloses a kind of current vortex retarder, comprising: stator and rotor, this stator are fixed on the stator axle sleeve; This rotor is fixed on the rotor axle sleeve, connects through rolling bearing between this stator axle sleeve and the rotor axle sleeve.
Further, the outer ring of this rolling bearing is connected with this stator axis cover, and the inner ring of this rolling bearing is connected with this rotor axle sleeve.This stator is fixed through bolt and nut and this stator axle sleeve, and this rotor is fixed through bolt and nut and this rotor axle sleeve.Vehicular transmission shaft directly is connected with this rotor axle sleeve.Vehicular transmission shaft is connected with this rotor axle sleeve through spline.
The utility model discloses a kind of transit equipment simultaneously; Comprise a current vortex retarder; This current vortex retarder comprises stator and rotor, and this stator is fixed on the stator axle sleeve, and this rotor is fixed on the rotor axle sleeve; Connect through rolling bearing between this stator axle sleeve and the rotor axle sleeve, the power transmission shaft of this transit equipment directly is connected with this rotor axle sleeve.
Further, the outer ring of this rolling bearing is connected with this stator axis cover, and the inner ring of this rolling bearing is connected with this rotor axle sleeve.This stator is fixed through bolt and nut and this stator axle sleeve, and this rotor is fixed through bolt and nut and this rotor axle sleeve.The power transmission shaft of this transit equipment is connected with this rotor axle sleeve through spline.
Compared with prior art, current vortex retarder disclosed in the utility model can be suitable for the different vehicles, and fitting limit is unrestricted, and structure is more succinct, and realizes that cost reduces and simple installation.
Description of drawings
Can detail and appendedly graphicly further understood through following utility model about the advantage of the utility model and spirit.
Fig. 1 is a current vortex retarder theory structure sketch map;
Fig. 2 is the structural representation of one of current vortex retarder common in the prior art;
Fig. 3 is two a structural representation of current vortex retarder common in the prior art;
Fig. 4 is the structural representation of the related current vortex retarder of the utility model;
Fig. 5 is the sketch map of installing and using of the related current vortex retarder of the utility model;
Fig. 6 is the structural representation of another execution mode of the related current vortex retarder of the utility model;
Fig. 7 be the related current vortex retarder of the utility model another execution mode install and use sketch map.
Embodiment
Specify the current vortex retarder of a kind of specific embodiment of the utility model below in conjunction with accompanying drawing.Yet, should the utility model be understood as this execution mode that is not limited to following description, and the technical concept of the utility model can be implemented with other known technologies or the function other technologies combination identical with those known technologies.
In the following description; For clear structure and working method of showing the utility model; To describe by many directivity words; But should be, and be to be understood that and be word of limitation with Word Understandings such as " preceding ", " back ", " left side ", " right side ", " outward ", " interior ", " outwards ", " inwardly ", " axially ", " radially " for making things convenient for term.
The purpose of the utility model is to provide a kind of current vortex retarder; This current vortex retarder compared with prior art; Be applicable at automobile gearbox or back axle space limited; The occasion of the current vortex retarder shown in accompanying drawing 2 can't be installed, and this current vortex retarder do not use flange and power transmission shaft, reduce production costs.The shown current vortex retarder of the utility model comprises stator and rotor, and stator is fixed on the stator axle sleeve, and rotor is fixed on the rotor axle sleeve, connects through rolling bearing between stator axle sleeve and the rotor axle sleeve.
As shown in Figure 4, Fig. 4 is the structural representation of the related current vortex retarder of the utility model.This current vortex retarder is made up of stator 21 and rotor 22.When current vortex retarder is worked, stator 21 generation magnetic fields, cutting magnetic line produced induced current when rotor 22 rotated, and stator 21 applies an electromagnetic force to rotor 22, thereby produces braking moment.Stator 21 is fixed together with stator axle sleeve 24, and wherein the stator axle sleeve is positioned at the inboard.Because it is one cylindrical that the shape of current vortex retarder is haply, " inboard " of indication is meant the side near this cylindrical center axle in the utility model, and " outside " is meant the side away from this cylindrical center axle accordingly.In this execution mode, stator 21 adopts the mode of bolt and nuts to fix with stator axle sleeve 24, in fact, those of ordinary skills should know also have other two parts are fixed in mode together, like welding.When this current vortex retarder work, stator 21 keeps relative fixed with stator axle sleeve 24.
Keep certain air gap (not shown) between rotor 22 and the stator 21.This rotor 22 fixing with rotor axle sleeve 25 on.In this execution mode, rotor 22 adopts the mode of bolt and nuts to fix with rotor axle sleeve 25, in fact, those of ordinary skills should know also have other two parts are fixed in mode together, like welding.The column type object that this rotor axle sleeve 25 is a hollow, cavity 26 is almost consistent with the center of this current vortex retarder.
Fig. 5 is the sketch map of installing and using of the related current vortex retarder of the utility model, as shown in Figure 5.The power transmission shaft 30 of the transmission mechanism of vehicle directly is installed in the cavity 26 of rotor axle sleeve 25.This power transmission shaft 30 and rotor axle sleeve 25 are connected through spline, are used for transfer torque.Usually, this power transmission shaft 30 can also be the power transmission shaft with a universal joint 31.When the power transmission shaft 30 of this vehicle rotated, rotor axle sleeve 25 rotated thereupon, and the rotor 22 that is connected with rotor axle sleeve 25 is with respect to fixing stator 21 setting in motions, and then cutting magnetic line, produces induced current and resistive torque.
The utility model also provides another kind of execution mode.Introduction to second execution mode please be simultaneously referring to accompanying drawing 6 and accompanying drawing 7.The structural representation of this execution mode as shown in Figure 6, Fig. 7 is the sketch map of installing and using of this execution mode.In the first embodiment, the conjunction plane between rotor axle sleeve 2 and the power transmission shaft 30 all is a spline structure.In second kind of execution mode that the utility model provided, change whole splined into the part splined.Like Fig. 6, shown in 7, this current vortex retarder is made up of stator 21 and rotor 22.When current vortex retarder is worked, stator 21 generation magnetic fields, cutting magnetic line produced induced current when rotor 22 rotated, and stator 21 applies an electromagnetic force to rotor 22, thereby produces braking moment.Stator 21 is fixed together with stator axle sleeve 24, and wherein the stator axle sleeve is positioned at the inboard.Different with first execution mode is, in the present embodiment power transmission shaft 30 of the transmission mechanism of this vehicle be not be installed on this rotor axle sleeve 25 the right ends of cavity, but directly insert from an end of this rotor axle sleeve 25.And the power transmission shaft 30 of the transmission mechanism of this vehicle is merely part and has spline.Like Fig. 6, shown in 7, spline 33 only is positioned at the part near central authorities of this power transmission shaft 30, and the benefit of doing like this is for further reducing the installation difficulty of this current vortex retarder.This current vortex retarder also comprises some sealing rings 34, is used to prevent oil leak.
Compared with prior art, the disclosed current vortex retarder of present technique scheme can be suitable for the different vehicles, and fitting limit is unrestricted, and structure is more succinct, and realizes that cost reduces and simple installation.
The preferred embodiment of the just the utility model described in this specification, above embodiment is only in order to the technical scheme of explanation the utility model but not to the restriction of the utility model.All those skilled in the art according to the design of the utility model through the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be within the scope of the utility model.
Claims (10)
1. current vortex retarder comprises: stator and rotor, it is characterized in that said stator is fixed on the stator axle sleeve, and said rotor is fixed on the rotor axle sleeve, connects through rolling bearing between said stator axle sleeve and the rotor axle sleeve.
2. current vortex retarder as claimed in claim 1 is characterized in that, the outer ring of said rolling bearing is connected with said stator axis cover, and the inner ring of said rolling bearing is connected with said rotor axle sleeve.
3. current vortex retarder as claimed in claim 1 is characterized in that, said stator is fixed through bolt and nut and said stator axle sleeve, and said rotor is fixed through bolt and nut and said rotor axle sleeve.
4. current vortex retarder as claimed in claim 1 is characterized in that, vehicular transmission shaft directly is connected with said rotor axle sleeve.
5. current vortex retarder as claimed in claim 4 is characterized in that, vehicular transmission shaft is connected with said rotor axle sleeve through spline.
6. current vortex retarder as claimed in claim 5 is characterized in that, vehicular transmission shaft is connected with said rotor axle sleeve through the part spline.
7. transit equipment; It is characterized in that said transit equipment comprises a current vortex retarder, said current vortex retarder comprises stator and rotor; Said stator is fixed on the stator axle sleeve; Said rotor is fixed on the rotor axle sleeve, connects through rolling bearing between said stator axle sleeve and the rotor axle sleeve, and the power transmission shaft of said transit equipment directly is connected with said rotor axle sleeve.
8. transit equipment as claimed in claim 6 is characterized in that, the outer ring of said rolling bearing is connected with said stator axis cover, and the inner ring of said rolling bearing is connected with said rotor axle sleeve.
9. transit equipment as claimed in claim 6 is characterized in that, said stator is fixed through bolt and nut and said stator axle sleeve, and said rotor is fixed through bolt and nut and said rotor axle sleeve.
10. transit equipment as claimed in claim 6 is characterized in that, the power transmission shaft of said transit equipment is connected with said rotor axle sleeve through spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220123478XU CN202602514U (en) | 2012-03-27 | 2012-03-27 | An eddy current brake and transit equipment using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220123478XU CN202602514U (en) | 2012-03-27 | 2012-03-27 | An eddy current brake and transit equipment using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202602514U true CN202602514U (en) | 2012-12-12 |
Family
ID=47320025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220123478XU Expired - Lifetime CN202602514U (en) | 2012-03-27 | 2012-03-27 | An eddy current brake and transit equipment using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202602514U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103368356A (en) * | 2012-03-27 | 2013-10-23 | 泰乐玛汽车制动系统（上海）有限公司 | Current vortex retarder and traffic device employing same |
| CN104553823A (en) * | 2013-10-09 | 2015-04-29 | 泰乐玛汽车制动系统（上海）有限公司 | Eddy current retarder mounted on vehicle transmission shaft |
-
2012
- 2012-03-27 CN CN201220123478XU patent/CN202602514U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103368356A (en) * | 2012-03-27 | 2013-10-23 | 泰乐玛汽车制动系统（上海）有限公司 | Current vortex retarder and traffic device employing same |
| CN104553823A (en) * | 2013-10-09 | 2015-04-29 | 泰乐玛汽车制动系统（上海）有限公司 | Eddy current retarder mounted on vehicle transmission shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202679216U (en) | Retarder with self-generating function | |
| CN203401944U (en) | Wheel hub motor driving device | |
| CN207328119U (en) | A kind of electric automobile deflecting roller direct-drive type wheel motor drive device | |
| CN101224701A (en) | Wheel boss motor power wheel | |
| CN104747679A (en) | Inter-axle differential with NGW planet gears | |
| CN103434385A (en) | Hub motor driving device | |
| CN204605437U (en) | A kind of electronlmobil suspension system based on hub direct-drive motor | |
| CN103368356A (en) | Current vortex retarder and traffic device employing same | |
| CN202602514U (en) | An eddy current brake and transit equipment using the same | |
| CN203832245U (en) | Steering drive front axle assembly with hub speed reduction device and vehicle | |
| CN102717695B (en) | The electric drive axle of low floor vehicle | |
| CN203206094U (en) | An eddy current retarder and a traffic apparatus using the same | |
| CN208359836U (en) | A kind of dual motors drive bridge structure | |
| US20200324640A1 (en) | Wheel hub drive | |
| CN104724084A (en) | Rear axle assembly | |
| CN204140666U (en) | For bearing arrangement, the retarder of retarder | |
| CN203537208U (en) | Eddy current retarder | |
| CN203023321U (en) | One-piece flange for vehicles | |
| CN104786824A (en) | Electric car wheel edge driving device | |
| CN104578683A (en) | Eddy current retarder | |
| CN109546799B (en) | Large-sized electric wheel direct-drive outer rotor wheel rim driving motor of mining dump truck | |
| CN206690867U (en) | A kind of distributed driving electrokinetic tests wheel hub electric motor fixation mechanism | |
| CN202463595U (en) | Vehicle retarder with self-power-generation function | |
| CN205523659U (en) | Wheel driving apparatus | |
| CN104842733A (en) | Electric vehicle suspension system based on hub direct drive motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |