CN204652200U - One is maintenance type current vortex retarder just - Google Patents
One is maintenance type current vortex retarder just Download PDFInfo
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- CN204652200U CN204652200U CN201520222617.8U CN201520222617U CN204652200U CN 204652200 U CN204652200 U CN 204652200U CN 201520222617 U CN201520222617 U CN 201520222617U CN 204652200 U CN204652200 U CN 204652200U
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- type current
- vortex retarder
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- 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
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Abstract
The utility model provides one just maintenance type current vortex retarder, comprise field frame assembly and rotor assembly, described rotor assembly comprises front rotor, rear rotor and forward flange, rear flange, the both ends of the surface of front rotor, rear rotor vary in size and are provided with endoporus, forward flange, rear flange both ends of the surface size are also different, the small end of described rear flange passes its endoporus, in rear rotor facet end screw lock from the large planar ends of rear rotor.And then rotor assembly is assembled on assembly product together.Like this, need to disassemble product as fruit product breaks down, screw of directly dismantling, just front rotor and forward flange or rear rotor and rear flange can be disassembled.Screw is the most frequently used specification, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, avoid the normal use affecting client, cause client to avenge a grievance.
Description
Technical field
The utility model relates to auxiliary brake device for automobile technical field, particularly relates to one just maintenance type current vortex retarder.
Background technology
The effect of auxiliary brake device for automobile is when not using or using driving foundation brakes less, Vehicle Speed is lowered or keeps stable, but can not by urgent for vehicle stop, and this effect is called retarded acting.Complemental brake system can not use foundation brakes just can slow down Vehicle Speed, strengthens the fail safe of vehicle.Auxiliary brake device for automobile conventional in prior art can be divided into slowing down speed of engine, exhaust auxiliary brake system, current vortex retarder, Retarder.
Wherein, the operation principle of current vortex retarder is, during work, leads to direct current to magnet exciting coil, between stator, air gap, rotor disk, form loop.Magnetic flux change can be caused when rotor disk moves, thus current vortex is produced on rotor disk, rotate rotor disk on current reflux cutting stator produce the magnetic line of force and produce electromagnetic force, its direction is contrary with the direction that rotor rotates, the making a concerted effort of electromagnetic force form a braking moment contrary with rotor direction of rotation along rotor disk circumference, eddy current has the rotor disk internal flow of certain resistance simultaneously, can thermal effect be produced and cause rotor disk to generate heat, the kinetic energy that such vehicle travels just is converted into heat energy by induced current, and by rotor disk, heat is dissipated, thus realize the deceleration of automobile and slow.The braking moment that current vortex retarder produces, can be regulated by exciting current control device.Larger by the exciting current of coil, magnetic field is stronger, and braking moment is larger.This device is arranged between automobile drive axle and gearbox, realizes contactless braking by electromagnetic induction principle.Automotive brake can provide powerful braking moment in a quite wide range of speeds, reduces the wearing and tearing of brake block, extends the brake block life-span, for client brings economic benefit, is therefore widely used on motor vehicle.
In prior art, the rear rotor 6' of current vortex retarder and the connected mode of rear flange 9' are: the small end of rear flange 9' passes rotor inner hole from rotor facet end A', lock at rotor large planar ends B' hexagon socket cap head screw 8', and then rear rotor 6' and rear flange 9' assembly are together assembled on assembly product.During dismounting, must first dismantle locking nut 10', and then the assembly of rotor 6' and rear flange 9' after dismantling.Locking nut 10' often specification is comparatively large, and during dismounting, spanner is again through long splined shaft 11', and general user or maintenace point all do not have this special spanner.If maintenance disassembled by needs therefore product breaks down in user's hand, user does not tear open not get off at all, factory can only be sent to keep in repair, and every platform product is from weighing 100 kilograms, this significantly increases the after cost of product, and extend the preventive maintenance time of product, affect the normal use of client, cause client to avenge a grievance.
Such as Authorization Notice No. is the Chinese utility model patent of CN20394598U, it discloses a kind of card electric eddy current rail brake for vehicle, there are stationary part and rotor portion, stationary part comprises fixed disk and bearing unit, bearing unit includes integrated combination two taper roll bearings together, the inner ring center of bearing unit arranges rotating shaft, and fixed disk is provided with bearing pedestal.Bearing unit is arranged in bearing pedestal, rotor portion includes front rotating disk and rear rotating disk, rotating shaft is connected with front rotating disk and rear rotating disk respectively, be provided with combination oil seal in the outer ring that two taper roll bearings are arranged on bearing unit, two concentricity axles of taper roll bearing are arranged, bearing unit is also provided with pad, the grease of lubrication is provided with in bearing unit, bearing unit outer ring is by the bearing cap location on bearing pedestal, only need bearing unit entirety press-in bearing saddle bore during installation, bearing inner race arrange nut twist compress, installation is by convenient, this retarder is non-maintaining in vehicle operating 3 years or 500,000 kilometers, considerably increase the maintenance cycle of retarder bearing, cost-saving.The installation of this patent to retarder stationary part is very convenient, but the connection of rotor portion is not described in detail in the description, from Figure of description, its mounting means is similar to aforementioned prior art, installation and maintenance dismounting is inconvenient, increases maintenance cost, easily causes client to complain.
Utility model content
For overcoming above-mentioned shortcomings and deficiencies of the prior art, the utility model provides one just maintenance type current vortex retarder, comprise field frame assembly and rotor assembly, described rotor assembly comprises front rotor, rear rotor and forward flange, rear flange, the both ends of the surface of front rotor, rear rotor vary in size and are provided with endoporus, forward flange, rear flange both ends of the surface size are also different, and the small end of described rear flange passes its endoporus, in rear rotor facet end screw lock from the large planar ends of rear rotor.And then rotor assembly is assembled on assembly product together.Like this, need to disassemble product as fruit product breaks down, screw of directly dismantling, just front rotor and flange or rear rotor and demounting flange can be got off.Screw is the most frequently used specification, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, to avoid the normal use affecting client, cause client to avenge a grievance.
To achieve these goals, the technical solution of the utility model is: one is maintenance type current vortex retarder just, comprise field frame assembly and rotor assembly, described rotor assembly comprises front rotor, rear rotor and forward flange, rear flange, the both ends of the surface of front rotor, rear rotor vary in size and are provided with endoporus, forward flange, rear flange both ends of the surface size are also different, the connected mode of described rear flange and rear rotor is: the small end of described rear flange passes its endoporus, in rear rotor facet end screw lock from the large planar ends of rear rotor.
Preferably, described field frame assembly comprises stator body, and described stator body is provided with bearing pedestal, and is provided with iron core, and described iron core is provided with winding coil.
In above-mentioned either a program preferably, the both sides of described stator body upper core are provided with front magnetic conductive board and rear magnetic conductive board.
In above-mentioned either a program preferably, described rotor assembly also comprises the bearing be arranged in bearing pedestal.
In above-mentioned either a program preferably, in described bearing, splined shaft is installed.
In above-mentioned either a program preferably, the two ends of described splined shaft are provided with front rotor adjacent with front magnetic conductive board and the rear rotor adjacent with rear magnetic conductive board.
In above-mentioned either a program preferably, the two ends of described splined shaft are connected with forward flange, rear flange.
In above-mentioned either a program preferably, described forward flange, rear flange are connected with splined shaft by spline.
In above-mentioned either a program preferably, described rotor assembly also comprises locking nut, at axial restraint rear flange and rear rotor assembly, to prevent its axial motion.
In above-mentioned either a program preferably, hexagon socket cap head screw selected by described screw, is convenient to disassemble flange rotor assembly.
In above-mentioned either a program preferably, described forward flange is identical with the connected mode of rear flange and rear rotor with the connected mode of front rotor.
In above-mentioned either a program preferably, described splined shaft two ends are also provided with keyway, so that product assembly is connected with other parts.
Working method of the present utility model is: during work, leads to direct current to coil, between stator body, air gap, front rotor, rear rotor, form loop.Magnetic flux change can be caused when the rotor is moving, thus at front rotor, rear rotor produces current vortex, the front rotor rotated, the magnetic line of force that rear epitrochanterian current reflux cutting stator body produces and produce electromagnetic force, its direction and front rotor, the direction that rear rotor rotates is contrary, making a concerted effort along front rotor of electromagnetic force, rear periphery of rotor forms one and front rotor, the braking moment that rear rotor direction of rotation is contrary, eddy current rotor before there is certain resistance simultaneously, rear internal rotor flowing, can thermal effect be produced and cause front rotor, rear rotor heating, the kinetic energy that such vehicle travels just is converted into heat energy by induced current, and by front rotor, heat dissipates by rear rotor, thus realize the deceleration of automobile and slow.Innovative point of the present utility model is the connected mode of flange rotor assembly.Because the both ends of the surface of front rotor, rear rotor vary in size and are provided with endoporus, forward flange, rear flange both ends of the surface size are also different, connected mode is: the small end of rear flange passes its endoporus, rear rotor facet end screw lock (connected mode of forward flange and front rotor is also like this) from the large planar ends of rear rotor.And then rotor assembly is assembled on assembly product together.Like this, need to disassemble product as fruit product breaks down, screw of directly dismantling, just front rotor and flange or rear rotor and demounting flange can be got off.Screw is the most frequently used specification, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, to avoid the normal use affecting client, cause client to avenge a grievance.
Accompanying drawing explanation
Fig. 1 is the full sectional view of prior art current vortex retarder.
The connected mode schematic diagram that Fig. 2 is the rotor conventionally shown in Fig. 1 and flange.
Fig. 3 is the full sectional view of the preferred embodiment according to just maintenance type current vortex retarder of the present utility model.
Fig. 4 is rotor embodiment illustrated in fig. 3 according to just maintenance type current vortex retarder of the present utility model and flange connection schematic diagram.
Number in the figure illustrates:
Front rotor 1, front magnetic conductive board 2, coil 3, stator 4, rear magnetic conductive board 5, rear rotor 6,6', bearing 7, screw 8,8', rear flange 9,9', locking nut 10,10', splined shaft 11,11', forward flange 12, rear rotor facet end A, A', the large planar ends B of rear rotor, B'.
Embodiment
In order to understand according to just maintenance type current vortex retarder of the present utility model better, below in conjunction with accompanying drawing, the specific embodiment according to just maintenance type current vortex retarder of the present utility model is described.
As shown in Figure 3, Figure 4, just maintenance type current vortex retarder of the present utility model, comprise field frame assembly and rotor assembly, described rotor assembly comprises front rotor 1, rear rotor 6 and forward flange 12, rear flange 9, the both ends of the surface of front rotor 1, rear rotor 6 vary in size and are provided with endoporus, forward flange 12, rear flange 9 both ends of the surface size are also different, described rear flange 9 with the connected mode of rear rotor 6 is: the small end of described rear flange 9, is locked at rear rotor facet end A screw 8 from the large planar ends B of rear rotor 6 through its endoporus.And then rotor assembly is assembled on assembly product together.Like this, need to disassemble product as fruit product breaks down, screw 8 of directly dismantling, just rear rotor 6 can be disassembled with rear flange 9.Screw 8 is the most frequently used specifications, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, to avoid the normal use affecting client, cause client to avenge a grievance.
In the present embodiment, described field frame assembly comprises stator body 4, and described stator body 4 is provided with bearing pedestal, and is provided with iron core, and described iron core is provided with winding coil 3.During work, lead to direct current to coil 3, between stator body 4, air gap, front rotor 1, rear rotor 6, form loop.Magnetic flux change can be caused when the rotor is moving, thus at front rotor 1, rear rotor 6 produces current vortex, the front rotor 1 rotated, the magnetic line of force that current reflux cutting stator body 4 on rear rotor 6 produces and produce electromagnetic force, its direction and front rotor 1, the direction that rear rotor 6 rotates is contrary, making a concerted effort along front rotor 1 of electromagnetic force, rear rotor 6 circumference forms one and front rotor 1, the braking moment that rear rotor 6 direction of rotation is contrary, eddy current rotor 1 before there is certain resistance simultaneously, the internal flow of rear rotor 6, can thermal effect be produced and cause front rotor 1, rear rotor 6 generates heat, the kinetic energy that such vehicle travels just is converted into heat energy by induced current, and by front rotor 1, heat dissipates by rear rotor 6, thus realize the deceleration of automobile and slow.
The both sides of described stator body upper core are provided with front magnetic conductive board 2 and rear magnetic conductive board 5.
Described rotor assembly also comprises the bearing 7 be arranged in bearing pedestal.
In described bearing 7, splined shaft 11 is installed, is connected with outside.
The two ends of described splined shaft 11 are provided with front rotor 1 adjacent with front magnetic conductive board 2 and the rear rotor 6 adjacent with rear magnetic conductive board 5.
The two ends of described splined shaft 11 are connected with forward flange 12, rear flange 9, and rear flange 9 and rear rotor 6 are connected by screw.
In above-mentioned either a program preferably, described forward flange 12, rear flange 9 are connected with splined shaft 11 by spline.
Described rotor assembly also comprises locking nut 10, at axial restraint rear flange 9 and rear rotor 6 assembly, to prevent its axial motion.
Hexagon socket cap head screw selected by described screw 8, is convenient to disassemble flange rotor assembly.
Described forward flange 12 is identical with the connected mode of rear rotor 6 with rear flange 9 with the connected mode of front rotor 1.
Described splined shaft is also provided with keyway, to be connected with other parts.
Working method of the present utility model is: during work, leads to direct current to coil 3, between stator body 4, air gap, front rotor 1, rear rotor 6, form loop.Magnetic flux change can be caused when the rotor is moving, thus at front rotor 1, rear rotor 6 produces current vortex, the front rotor 1 rotated, the magnetic line of force that current reflux cutting stator body 4 on rear rotor 6 produces and produce electromagnetic force, its direction and front rotor 1, the direction that rear rotor 6 rotates is contrary, making a concerted effort along front rotor 1 of electromagnetic force, rear rotor 6 circumference forms one and front rotor 1, the braking moment that rear rotor 6 direction of rotation is contrary, eddy current rotor 1 before there is certain resistance simultaneously, the internal flow of rear rotor 6, can thermal effect be produced and cause front rotor 1, rear rotor 6 generates heat, the kinetic energy that such vehicle travels just is converted into heat energy by induced current, and by front rotor 1, heat dissipates by rear rotor 6, thus realize the deceleration of automobile and slow.Because the both ends of the surface of front rotor 1, rear rotor 6 vary in size and are provided with endoporus, forward flange 12, rear flange 9 both ends of the surface size are also different, connected mode is: the small end of rear flange 9, is locked (forward flange 12 is also like this with the connected mode of front rotor 1) at rear rotor facet end A screw 8 from the large planar ends B of rear rotor 6 through its endoporus.And then rotor assembly is assembled on assembly product together.Like this, need to disassemble product as fruit product breaks down, screw 8 of directly dismantling, just rear rotor 6 can be disassembled with rear flange 9 (forward flange 12 and front rotor 1 can disassemble by same method).Screw 8 is the most frequently used specifications, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, to avoid the normal use affecting client, cause client to avenge a grievance.
The beneficial effects of the utility model:
1, easy to assembly, assembler can assemble product easily.Reduce the assembly difficulty of workman, improve efficiency of assembling.
2, disassemble easy to maintenance, farthest eliminate the harmful effect to client.Product is once the needs that break down are disassembled, and screw 8 of directly dismantling, just can disassemble rear rotor 6 with rear flange 9 (front rotor 1 can disassemble with forward flange 12 by same method).Screw 8 is the most frequently used specifications, and general user or maintenace point have outfit.Such product just can directly be safeguarded in user's hand, has both avoided the inconvenience that product returns factory's maintenance, can safeguard product easily again, and farthest avoiding affects client and normally use.
It should be noted that, the utility model illustrated embodiment is just in order to more clearly express anti-blockage holes structure of the present invention but be not limited to the present invention.In addition, in figure not all matters, big and small enumerate associated components, but those skilled in the art need not be affected understand technical spirit of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.Every according to technical spirit of the present invention to any simple modification made for any of the above embodiments, all still belong to the scope of technical solution of the present invention.
Claims (10)
1. a just maintenance type current vortex retarder, comprise field frame assembly and rotor assembly, described rotor assembly comprises front rotor (1), rear rotor (6) and forward flange (12), rear flange (9), front rotor (1), the both ends of the surface of rear rotor (6) vary in size and are provided with endoporus, forward flange (12), rear flange (9) both ends of the surface size is also different, it is characterized in that: the connected mode of described rear flange (9) and rear rotor (6) is: the small end of described rear flange (9) from the large planar ends (B) of rear rotor (6) through its endoporus, lock with screw (8) rear rotor facet end (A).
2. just maintenance type current vortex retarder as claimed in claim 1, it is characterized in that: described field frame assembly comprises stator body (4), described stator body (4) is provided with bearing pedestal, and is provided with iron core, and described iron core is provided with winding coil (3).
3. just maintenance type current vortex retarder as claimed in claim 2, is characterized in that: the both sides of described stator body (4) upper core are provided with front magnetic conductive board (2) and rear magnetic conductive board (5).
4. just maintenance type current vortex retarder as claimed in claim 1, is characterized in that: described rotor assembly also comprises the bearing (7) be arranged in bearing pedestal.
5. just maintenance type current vortex retarder as claimed in claim 4, is characterized in that: be provided with splined shaft (11) in described bearing (7).
6. just maintenance type current vortex retarder as claimed in claim 5, is characterized in that: the two ends of described splined shaft (11) are provided with the front rotor (1) adjacent with front magnetic conductive board (2) and the rear rotor (6) adjacent with rear magnetic conductive board (5).
7. just maintenance type current vortex retarder as claimed in claim 5, is characterized in that: the two ends of described splined shaft (11) are connected with forward flange (12) and rear flange (9).
8. just maintenance type current vortex retarder as claimed in claim 7, is characterized in that: described forward flange (12), rear flange (9) are connected with splined shaft (11) by spline.
9. just maintenance type current vortex retarder as claimed in claim 1, is characterized in that: described rotor assembly also comprises locking nut (10).
10. just maintenance type current vortex retarder as claimed in claim 1, is characterized in that: hexagon socket cap head screw selected by described screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520222617.8U CN204652200U (en) | 2015-04-14 | 2015-04-14 | One is maintenance type current vortex retarder just |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520222617.8U CN204652200U (en) | 2015-04-14 | 2015-04-14 | One is maintenance type current vortex retarder just |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204652200U true CN204652200U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520222617.8U Active CN204652200U (en) | 2015-04-14 | 2015-04-14 | One is maintenance type current vortex retarder just |
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| Country | Link |
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| CN (1) | CN204652200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791849A (en) * | 2016-08-31 | 2018-03-13 | 泰乐玛汽车制动***（上海）有限公司 | A kind of middle retarder |
-
2015
- 2015-04-14 CN CN201520222617.8U patent/CN204652200U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791849A (en) * | 2016-08-31 | 2018-03-13 | 泰乐玛汽车制动***（上海）有限公司 | A kind of middle retarder |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 325011 No. four, No. 456 Binhai Road, Wenzhou economic and Technological Development Zone, Zhejiang, China Patentee after: Wenzhou Ruili Kormee Automotive Electronic Co., Ltd. Address before: Eleven road 325207 Zhejiang city of Wenzhou province Ruian City Feiyun Street District Wei Fei Patentee before: Ruian Kormee Automobile Braking Co., Ltd. |