CN103887950B - Stator for vehicle retarder - Google Patents
Stator for vehicle retarder Download PDFInfo
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- CN103887950B CN103887950B CN201210553518.9A CN201210553518A CN103887950B CN 103887950 B CN103887950 B CN 103887950B CN 201210553518 A CN201210553518 A CN 201210553518A CN 103887950 B CN103887950 B CN 103887950B
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- pole
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- stator disc
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- frame assembly
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Abstract
The invention discloses a stator assembly which comprises at least a post. The outer side of the periphery of the post is wound by multiple turn coils, and a cylinder shape is formed by the turn coils. The stator assembly also comprises a first stator disk which is fixedly connected with the post. The outer diameters of the coils are not changed, the inner diameters are increased, and the diameter of the outer side wall of the post is increased with the increase of the inner diameters of the coils. According to the stator assembly, the use amount of copper wires of the coils is reduced, the redesign of the shape and structure of the stator disk is not needed, and thus the manufacturing cost of a retarder is reduced.
Description
Technical field
The present invention relates to a kind of vapour vehicle component, more particularly, to a kind of stator for retarder on the vehicles.
Background technology
Current vortex retarder is a kind of auxiliary brake device for automobile.This device be arranged on automobile drive axle and change speed gear box it
Between, contactless braking is realized by electromagnetic induction principle.Current vortex retarder can carry in a comparatively wide range of speeds
For powerful braking moment, and then produce and avoid running out the way, conventional brake failure and the potential safety hazard such as blow out, reduce simultaneously and stop
Car pad wear, extends the brake block life-span, is that client brings economic benefit, is therefore widely used in motor vehicles, particularly large-scale
On motor vehicles.
As shown in fig. 1, Fig. 1 is the more typical current vortex retarder of one kind in prior art.This current vortex retarder
It is made up of rotor 1, field frame assembly 2, rotor adjust pad 3 and rotor 1.Field frame assembly 2 include generally by even number of poles by
Certain position relation arrangement forms.Each magnetic pole is made on iron core by coil winding.Rotor 1 passes through rotor adjust pad 3
With power transmission shaft（In figure is not shown）It is connected.
In automobile normal running, rotor 1 rotates with power transmission shaft, and due to now coil no power, iron core does not have magnetic field, therefore
Do not produce braking moment, if coil leads to exciting curent, several iron cores just produce several magnetic fields, form electromagnetic circuit by rotor,
So that producing current vortex in rotor 1, the rotor 1 of current-carrying is acted on by power in magnetic field, the rotation of its action direction and rotor 1
Turn in opposite direction, hinder the rotation of rotor 1, so that current vortex retarder produces braking moment.Current vortex retarder is produced
Braking moment, can be adjusted by exciting curent control device.Bigger by the exciting curent of coil, magnetic field is stronger, brake force
Square is bigger.
Fig. 2 is the profile being more typically arranged on retarder in prior art when stator.Stator is by pole 100 He
Coil 101 forms.Pole 100 and coil 101, big stator disc 102, the relation of little stator disc 103 are as schemed.Coil 101 is wound on pole
Outside post 100, size stator disc is fixed on the two ends of pole 100.
Retarder of the prior art makes rotor form electromagnetic circuit using coil electricity, thus producing braking moment,
Because coil is to be formed by copper wire winding, therefore cost is larger.And keeping producing identical braking effect and reducing copper cash simultaneously
Usage amount in the case of, typically adopting increases the diameter of pole under fixed coil diameter, thus reducing the thickness of coil, fall
The low usage amount of copper cash.But such operation, can bring new problem again, when the simple diameter increasing pole although reducing
The usage amount of copper cash, but the change due to pole diameter, the big stator disc that can lead to be arranged on bottom surface on pole and little
The structure of stator disc needs to redesign, and then makes the big stator disc of production and the mould of little stator disc all need to re-mold, very
Inconvenience and Expenses Cost.
Content of the invention
In order to overcome defect present in prior art, the present invention provides a kind of for the field frame assembly on retarder and slow
Fast device.
In order to realize foregoing invention purpose, the present invention discloses a kind of field frame assembly it is characterised in that including：At least one pole
Post, periphery coiling some circles coil of this pole, this coil forms a cylindrical shape；One first stator disc, this pole with should
First stator disc is fixedly connected；The external diameter of this coil is constant, and internal diameter increases, and the diameter of the lateral wall of this pole is with this internal coil diameter
Increase and increase.
Further, one end of this pole arranges a first step, so that the diameter of the bottom surface of one end of this pole is less than
The diameter of the lateral wall of this pole.This first stator disc is close to two faces of this first step.This first stator disc abuts directly on
Columnar first bottom surface that this coil is formed.
Further, this field frame assembly also includes one second stator disc, and this second stator disc is fixedly connected with this pole.
The other end of this pole arranges a second step, makes the diameter of the bottom surface of one end of this pole be less than the straight of the lateral wall of this pole
Footpath.This second stator disc is close to two faces of this second step.This second stator disc and this coil formed columnar the
A spring washer is included between two bottom surfaces.
Further, this coil is made of copper.
Present invention simultaneously discloses a kind of retarder, including：Field frame assembly as described above and rotor.
Compared with prior art, the pole design on retarder provided by the present invention, is realizing script retarder phase
On the premise of braking effect, decrease the usage amount of copper coil on each stator, due on the field frame assembly of retarder, one
As have even number stator, such as 8, the minimizing total amount of the copper coil therefore on field frame assembly, the system of retarder will be substantially reduced
Cause this.Simultaneously, the pole design of described retarder is it is not necessary to maker redesigns size stator disc on retarder
Structure, it is not necessary to re-molding of size stator disc, eliminates the die cost re-molding, and does not need extra one-tenth
This.
Brief description
Can be described in detail by invention below with regard to the advantages and spirit of the present invention and institute's accompanying drawings obtain further
Solution.
Fig. 1 is more typical current vortex retarder structural representation in prior art；
Fig. 2 is profile in retarder for the stator in prior art；
Fig. 3 is stator involved in the present invention profile in retarder.
Mainly illustrate
1- rotor 2- field frame assembly
3- rotor adjust pad
100- pole 101- coil
The little stator disc of 102- big stator disc 103-
104- pole plate 105- screw
106- spring washer 107- rotor
Specific embodiment
Describe the field frame assembly in a kind of retarder of specific embodiment of the present invention below in conjunction with the accompanying drawings in detail.However,
The present invention should be understood as being not limited to this embodiment described below, and the technical concept of the present invention can be with
Other known technologies or function combine enforcement with those known technology identical other technologies.
In the following description, in order to clearly show that structure and the working method of the present invention, will be by many Directional words
It is described, but should be by "front", "rear", "left", "right", " outward ", " interior ", " outside ", " inside ", " axial ", " radially "
Deng Word Understanding for convenience of term, and it is not construed as word of limitation.
The present invention provide a kind of for the field frame assembly in retarder, this field frame assembly is made up of pole and coil, described
In the case that the diameter of stator coil keeps constant, the diameter increasing pole takes avoidance design, to keep stator disc not simultaneously
Need to redesign, the shape and size keeping original use.Described avoidance can be designed as removing two in two end faces of pole
Individual annulus.
Fig. 3 is the profile of the embodiment of retarder field frame assembly designed by the present invention.As shown in figure 3, this stator
State in retarder for the assembly.Pole 100 is overall to be in a cylinder, and its coil 101 is just wound on the outside of this pole 100
Face.Line due to forming coil 101 has certain diameter in itself, and when coil 101 is wound on pole 100, more than one layer.Cause
This, the shape of this coil 101 generally in a cylindrical shape, be close to the lateral surface of pole 100 by the inner side of cylinder.Herein, coil
101 internal diameter refers to the interior diameter of the drum that coil is formed, and external diameter refers to the outer straight of the drum that coil is formed
Footpath.
Pole 100 is fixed in pole plate 104 by the screw 105 at two ends, and big stator disc 102 and little stator disc 103 exist
The two ends of coil 101, wherein spring washer 106 are between coil 101 and little stator disc 103.Rotor 107 is the two of retarder
End.For comparing Fig. 2, the diameter of Fig. 3 coil, in the case of keeping constant, increased the diameter of pole 100, thus
So that the thickness of coil 101 is reduced, reduce the thickness of the coil becoming using copper wire winding.Simultaneously as pole takes avoidance
Design, as shown in Fig. 3 profile, from the angle of profile, two end faces of pole take similar stepped design, avoid
The position of big stator disc 102 and little stator disc 103, thus without the structure of change stator disc, having reached retarder and kept
In the case of identical braking effect, decrease the purpose using copper, need to redesign size stator disc simultaneously and not, eliminate
The trouble re-molding.Certainly, described stepped design, actually removes two at the two ends of two cylindrical poles
Annulus.Remove the diameter that the disc diameter that the bottom surface of the pole 100 of two annulus formed is less than pole 100.
Figure 3 illustrates, be size stator disc with the vertical plane of stepped design take against mode, certainly, erect
Face directly and can also vacate a certain distance with stator disc, using not with size stator disc against by the way of, also can reach avoidance and set
The purpose of meter, certainly, from the perspective of Fig. 3 midship section figure, this vertical plane not necessarily needs perpendicular with the horizontal plane of ladder.Figure
It is shown that the design of step formula, it will be appreciated by those skilled in the art that being fixed on pole avoiding stator disc in 3
When on position, multistage stepped design can be taken.
Field frame assembly provided by the present invention and retarder although reducing the total length of coil, but due to increased
The diameter of pole, makes the braking moment that this retarder produces constant, and decreases copper consumption.Because the stator in retarder is total
Cheng Shang, generally has even number stator, such as 8, and the minimizing total amount of the copper coil therefore on field frame assembly will substantially reduce slow
The manufacturing cost of fast device.Simultaneously, the pole design of described retarder is it is not necessary to maker redesigns size on retarder
The structure of stator disc, it is not necessary to re-molding of size stator disc, eliminates the die cost re-molding, and does not need appearance
Extra cost.
The preferred embodiment of the simply present invention described in this specification, above example is only in order to illustrate the present invention
Technical scheme rather than limitation of the present invention.All those skilled in the art pass through logical analyses, reasoning under this invention's idea
Or the available technical scheme of limited experiment, all should be within the scope of the present invention.
Claims (7)
1. a kind of field frame assembly is it is characterised in that include：
At least one pole, periphery coiling some circles coil of described pole, described coil forms a cylindrical shape；
One first stator disc, described pole is fixedly connected with described first stator disc；
One end of described pole arranges a first step, makes the diameter of the bottom surface of one end of described pole be less than the outer of described pole
The diameter of side wall；
One second stator disc, described second stator disc is fixedly connected with described pole；
The other end of described pole arranges a second step, makes the diameter of the bottom surface of one end of described pole be less than described pole
The diameter of lateral wall；
The external diameter of described coil is constant, and internal diameter increases, the diameter of the lateral wall of described pole with described internal coil diameter increase and
Increase；
Described first stator disc is fixed on described first step, and described second stator disc is fixed on described second step.
2. field frame assembly as claimed in claim 1 is it is characterised in that described first stator disc is close to the two of described first step
Individual face.
3. field frame assembly as claimed in claim 1 is it is characterised in that described second stator disc is close to the two of described second step
Individual face.
4. field frame assembly as claimed in claim 1 is it is characterised in that described second stator disc abuts directly on described coil institute shape
Columnar first bottom surface becoming.
5. field frame assembly as claimed in claim 1 is it is characterised in that the circle that formed of described second stator disc and described coil
A spring washer is included between second bottom surface of tubular.
6. field frame assembly as claimed in claim 1 is it is characterised in that described coil is made of copper.
7. a kind of retarder is it is characterised in that include：Field frame assembly as described in any one of claim 1 to 6 and rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210553518.9A CN103887950B (en) | 2012-12-19 | 2012-12-19 | Stator for vehicle retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210553518.9A CN103887950B (en) | 2012-12-19 | 2012-12-19 | Stator for vehicle retarder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103887950A CN103887950A (en) | 2014-06-25 |
| CN103887950B true CN103887950B (en) | 2017-02-15 |
Family
ID=50956704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210553518.9A Active CN103887950B (en) | 2012-12-19 | 2012-12-19 | Stator for vehicle retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103887950B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3553507A (en) * | 1968-02-29 | 1971-01-05 | Labavia | Retarders |
| CH673361A5 (en) * | 1987-10-06 | 1990-02-28 | Oerlikon Buehrle Ag | Magnetic eddy current brake for rail vehicle - has air-gap between stator and brake disc varied dependent on revs |
| CN1890863A (en) * | 2003-12-11 | 2007-01-03 | 特尔玛公司 | Advanced electromagnetic retarder annular rotor |
| CN203219163U (en) * | 2012-12-19 | 2013-09-25 | 泰乐玛汽车制动***（上海）有限公司 | Stator for retarder on vehicles and retarder |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2856853B1 (en) * | 2003-06-27 | 2006-04-28 | Telma | DEVICE FOR ELECTROMAGNETICALLY SLOWING A VEHICLE |
-
2012
- 2012-12-19 CN CN201210553518.9A patent/CN103887950B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3553507A (en) * | 1968-02-29 | 1971-01-05 | Labavia | Retarders |
| CH673361A5 (en) * | 1987-10-06 | 1990-02-28 | Oerlikon Buehrle Ag | Magnetic eddy current brake for rail vehicle - has air-gap between stator and brake disc varied dependent on revs |
| CN1890863A (en) * | 2003-12-11 | 2007-01-03 | 特尔玛公司 | Advanced electromagnetic retarder annular rotor |
| CN203219163U (en) * | 2012-12-19 | 2013-09-25 | 泰乐玛汽车制动***（上海）有限公司 | Stator for retarder on vehicles and retarder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103887950A (en) | 2014-06-25 |
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