CN103935217B - A kind of vehicle dormer window driver train - Google Patents
A kind of vehicle dormer window driver train Download PDFInfo
- Publication number
- CN103935217B CN103935217B CN201410181829.6A CN201410181829A CN103935217B CN 103935217 B CN103935217 B CN 103935217B CN 201410181829 A CN201410181829 A CN 201410181829A CN 103935217 B CN103935217 B CN 103935217B
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- CN
- China
- Prior art keywords
- permanent magnet
- housing
- driver train
- dormer window
- vehicle dormer
- Prior art date
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 230000004907 flux Effects 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000001141 propulsive effect Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 2
- 230000006698 induction Effects 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 229910000863 Ferronickel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- RIVZIMVWRDTIOQ-UHFFFAOYSA-N cobalt iron Chemical compound [Fe].[Co].[Co].[Co] RIVZIMVWRDTIOQ-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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- Power-Operated Mechanisms For Wings (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The invention discloses a kind of vehicle dormer window driver train, comprise housing, be arranged on the permanent magnet frame by the movement in housing of hot-wire coil Electromagnetic Drive in housing, described case inside is provided with multiple draw-in groove, and described permanent magnet frame is provided with the locating dowel pin being controlled movement by electromagnetic relay by spring.Adopt said structure, the present invention has the following advantages: 1, the present invention is made up of motion parts and static part, motion parts comprises permanent magnet frame, magnetic circuit, electromagnetic relay, coil etc., housing is fixed part, a certain size electric current is passed in coil, permanent magnet frame can be driven to move, and then stop mobile during no current, position is fixed; 2, structure simple, be easy to control, propulsive effort is comparatively large, cost is lower.
Description
Technical field
The present invention relates to vehicle dormer window technology, particularly a kind of vehicle dormer window driver train.
Background technology
At present, the unlatching of vehicle dormer window is generally manually, and in vehicle traveling process, the manual open and close in skylight are very inconvenient, and impact is driven; What the skylight of the automatic unlatching of current application generally adopted is that motor drives, and motor drives the power produced less, and greater weight skylight is difficult to meet the demands.
Summary of the invention
Technical matters to be solved by this invention is, for the deficiencies in the prior art, provides the vehicle dormer window driver train that a kind of propulsive effort is large, be easy to control.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of vehicle dormer window driver train, comprise housing, be arranged on the permanent magnet frame by the movement in housing of hot-wire coil Electromagnetic Drive in housing, described case inside is provided with multiple draw-in groove, and described permanent magnet frame is provided with the locating dowel pin being controlled movement by electromagnetic relay by spring.
Described permanent magnet frame comprises iron core, concentrating flux plate, walking axle, and described concentrating flux plate is two, and be socketed in respectively on walking axle, described iron core is placed between described two concentrating flux plates.
Described locating dowel pin is connected with described electromagnetic relay by spring, and described locating dowel pin moves in described guide groove.
Under the coil electricity state of described electromagnetic relay, described locating dowel pin snaps in draw-in groove, described spring elongation;
Under the coil blackout state of described electromagnetic relay, described locating dowel pin departs from draw-in groove, described spring-compressed.
The both sides inwall of described housing is provided with guide rail, and the sidewall of described concentrating flux plate is provided with the slide block matched with described guide rail.
Described iron core is nd-fe-b.
The present invention adopts said structure, have the following advantages: 1, the present invention is made up of motion parts and static part, motion parts comprises permanent magnet frame, magnetic circuit, electromagnetic relay, coil etc., housing is fixed part, a certain size electric current is passed in coil, permanent magnet frame can be driven to move, and then stop mobile during no current, position is fixed; 2, structure simple, be easy to control, propulsive effort is comparatively large, cost is lower.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation;
Fig. 1 is structural representation of the present invention;
Fig. 2 is that in the present invention, electromagnetic relay controls the structural representation that locating dowel pin snaps in draw-in groove;
Fig. 3 is the structural representation of locating dowel pin in guide groove in the present invention;
Fig. 4 is the demagnetizing curve of permanent magnet in the present invention, load line and best operating point schematic diagram;
In Fig. 1 ~ Fig. 3,1, housing; 2, draw-in groove; 3, electromagnetic relay; 4, spring; 5, locating dowel pin; 6, iron core; 7, concentrating flux plate; 8, walking axle; 9, guide groove.
Detailed description of the invention
A kind of vehicle dormer window driver train as shown in Figure 1 to 4, comprise housing 1, be arranged on the permanent magnet frame by the movement in housing 1 of hot-wire coil Electromagnetic Drive in housing 1, be provided with multiple draw-in groove 2 inside described housing 1, permanent magnet frame is provided with the locating dowel pin 5 being controlled movement by electromagnetic relay 3 by spring 4.Permanent magnet frame comprises iron core 6, concentrating flux plate 7, walking axle 8, and concentrating flux plate 7 is two, and be socketed in respectively on walking axle 8, described iron core 6 is placed between described two concentrating flux plates 7.
Locating dowel pin 5 is connected with described electromagnetic relay 3 by spring 4, and described locating dowel pin 5 is mobile in guide groove 9.Under the coil electricity state of electromagnetic relay 3, locating dowel pin 5 snaps in draw-in groove 2, and spring 4 stretches; Under the coil blackout state of electromagnetic relay 3, locating dowel pin 5 departs from draw-in groove 2, and spring 4 compresses.The both sides inwall of housing 1 is provided with guide rail, and the sidewall of described concentrating flux plate 7 is provided with the slide block matched with described guide rail.Iron core 6 is nd-fe-b.
The present invention is made up of two large divisions, and housing 1 is fixed, i.e. fixed part; The closed magnetic circuit that motion parts is made up of iron core 6, concentrating flux plate 7, housing 1 and working gas gap; From the characteristic of permanent magnet, can produce a certain size magnetic field in the air gap of closed magnetic circuit, when passing into a certain size electric current to coil, coil cutting magnetic line can produce Lorentz force, and this power makes motion parts relatively fixed part move; When the current direction is reversed, motion parts moves round about.In motion parts, devise electromagnetic relay 3, its objective is when in coil during no current, with the motion of controlled motion part under force of inertia or other power effects.As shown in Figure 2, it is made up of relay coil, relay iron, spring 4, locating dowel pin 5, guide groove 9 structure of electromagnetic relay, and this relay coil is same switch with the coil of generation Lorentz force; When passing into electric current in relay coil, produce magnetic field in relay iron, by locating dowel pin 5 sucking-off from the draw-in groove 2 of housing 1 fixed part, motion parts starts mobile; When turn-off current, the magnetic field dissipate in relay iron, locating dowel pin 5, under the resilient force of spring 4, is pressed in the draw-in groove 2 in housing 1, with the position of fixed permanent magnet frame along guide groove 9.
The quality in skylight is generally at about 10kg, if electromagnetic mechanism can produce the application force of more than 100 Ns, then can meet the demands, and the present invention is under unitary DC galvanic action, and actuator produces the propulsive effort of about 50N.
According to Lorentz rule, the size being in the electromagnetic actuation force u that the hot-wire coil in magnetic field is subject to is:
u＝B
gl
cgI(1)
B
gfor the magnetic induction density of air gap, unit: T;
I is the drive current of coil, unit: A;
L
cgfor the length of drive coil in magnetic field, unit: m;
If the number of turn of coil is n, radius is r, then:
l
cg＝2πrn；(2)
If D
0for permanent magnet internal diameter, be also iron core internal diameter, D
1for permanent magnet external diameter, D
2for the diameter of concentrating flux plate, D
3for the internal diameter of shell, h
0for the height of permanent magnet, h
1for the thickness of concentrating flux plate, h
gfor the length of air gap.
Electromagnetic drive mechanism is installed on top cover, and its volume should be too not large, and therefore the external diameter of primary election shell is 60mm, and internal diameter of outer cover is: D
3=56mm, air gap h
g=6mm, the diameter D of concentrating flux plate
2=44mm, the diameter D of magnet
1=40mm; Coil radius r=26.5mm can be calculated, primary election n=300, then l
cg=2 π rn=50m.
By formula (1), if unitary current produces the power of 50N, need B
g=1T
The present invention selects permanent-magnet material to be nd-fe-b, and it is the permanent-magnet material that current magnetic property is the highest, and aboundresources, low price, residual magnetic flux density is at room temperature up to 1.47T, and coercive force is up to 992KA/m.Magnetic energy product is up to 400KJ/m
3above, work recoil line is approximate in line, and magnetic property is stablized.
In order to make permanent magnet work in the best condition, and air gap has higher flux density.Should select the good soft-magnetic material of magnetic conduction, typical soft-magnetic material has: ingot iron, silicon steel, ferro-nickel, ferroaluminium, ferrocobalt, constant permeable alloy, magnetic temperature compensating alloy and soft magnetic ferrite etc.Select No. 20 steel herein, its magnet conductivity is better, low price.
The neodymium-iron-boron permanent magnet adopted in the present invention, its operation point on demagnetizing curve, its demagnetization characteristic linear (see Fig. 4):
In formula (3): B
rfor the remanent magnetism of permanent magnet, unit: T
H
cbfor the coercive force of permanent magnet, unit: A/m
B
mfor the work magnetic induction density of permanent magnet, unit: T
H
mfor the operating fields intensity of permanent magnet, unit: A/m
In Fig. 4, the angle α of load line and H axle is:
In formula (4): B
dfor permanent magnet is at the magnetic induction density at D point place, unit: T
H
dfor permanent magnet is at the magnetic-field intensity at D point place, unit: A/m
P is the magnetic leakage factor at air gap place
Q is the magnetic leakage factor of permanent magnet
A
mfor the area of permanent magnet, unit: mm
2
A
gfor the area of air gap, unit: mm
2
μ
0for space permeability, μ
0=4 π × 10
-7h/m;
Suppose in the present invention that electromagnetic drive mechanism inner permanent magnetic magnetic circuit is the perfect condition of magnetic leakage free, can draw p=1 and q=1, then formula (4) becomes:
Simultaneous formula (3) and formula (5) can obtain:
According to magnetic flux continuous print law in magnetic circuit:
In formula (7), B
gofor the magnetic induction density of air gap outside face, unit: T
B
gifor the magnetic induction density of air gap inside face, unit: T
Air gap is of a size of:
h
g＝0.5(B
gi/B
goD
2-D
2)(8)
The magnetic induction density of air gap:
Simultaneous formula (6) and (9), if produce the electromagnetic actuation force of about 1T in air gap, the length of permanent magnet should be: h
0=35mm; Consider in magnetic field and have leakage field to exist, therefore select h
0=40mm, the magnetic field produced under magnetic leakage free state is in theory 1.16T, and the Lorentz force that unitary current produces is 58N.
In practical work process, can according to the weight in skylight, the position of electromagnetic drive mechanism, determines the size of electric current.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that technical scheme of the present invention is carried out, or directly apply to other occasion, all within protection scope of the present invention without improving.
Claims (6)
1. a vehicle dormer window driver train, comprise housing (1), be arranged on the permanent magnet frame by the movement in housing (1) of hot-wire coil Electromagnetic Drive in housing (1), described housing (1) inner side is provided with multiple draw-in groove (2), and described permanent magnet frame is provided with the locating dowel pin (5) being controlled movement by electromagnetic relay (3) by spring (4).
2. a kind of vehicle dormer window driver train according to claim 1, it is characterized in that: described permanent magnet frame comprises iron core (6), concentrating flux plate (7), walking axle (8), described concentrating flux plate (7) is two, be socketed in respectively in walking axle (8), described iron core (6) is placed between described two concentrating flux plates (7).
3. a kind of vehicle dormer window driver train according to claim 1, it is characterized in that: described locating dowel pin (5) is connected with described electromagnetic relay (3) by spring (4), described locating dowel pin (5) is mobile in guide groove (9).
4. a kind of vehicle dormer window driver train according to claim 3, it is characterized in that: under the coil electricity state of described electromagnetic relay (3), described locating dowel pin (5) snaps in draw-in groove (2), and described spring (4) stretches;
Under the coil blackout state of described electromagnetic relay (3), described locating dowel pin (5) departs from draw-in groove (2), described spring (4) compression.
5. a kind of vehicle dormer window driver train according to claim 2, is characterized in that: the both sides inwall of described housing (1) is provided with guide rail, the sidewall of described concentrating flux plate (7) is provided with the slide block matched with described guide rail.
6. a kind of vehicle dormer window driver train according to claim 2, is characterized in that: described iron core (6) is nd-fe-b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410181829.6A CN103935217B (en) | 2014-04-30 | 2014-04-30 | A kind of vehicle dormer window driver train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410181829.6A CN103935217B (en) | 2014-04-30 | 2014-04-30 | A kind of vehicle dormer window driver train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103935217A CN103935217A (en) | 2014-07-23 |
| CN103935217B true CN103935217B (en) | 2016-04-27 |
Family
ID=51183202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410181829.6A Active CN103935217B (en) | 2014-04-30 | 2014-04-30 | A kind of vehicle dormer window driver train |
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| Country | Link |
|---|---|
| CN (1) | CN103935217B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109928159A (en) * | 2019-03-28 | 2019-06-25 | 深圳市千代机电设备有限公司 | A kind of profiled rail linear motor of rail-variable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1013293C2 (en) * | 1999-10-14 | 2001-04-18 | Inalfa Ind Bv | Folding roof for vehicle with opening in fixed roof, is provided with stationary part fixable to roof and foldable closure component supportable by stationary part, which by choice can wholly or partly free or close opening |
| KR20070035719A (en) * | 2005-09-28 | 2007-04-02 | 현대자동차주식회사 | Prevent structure of the sweep in sunshade |
| CN102205785A (en) * | 2010-09-25 | 2011-10-05 | 浙江吉利汽车研究院有限公司 | Folding type skylight sunshade board |
| CN102431425A (en) * | 2010-09-22 | 2012-05-02 | 八千代工业株式会社 | Sunroof device |
| CN202337199U (en) * | 2011-11-30 | 2012-07-18 | 江苏德福来汽车部件有限公司 | Combined drive mechanism of automotive sunroof |
| CN103003080A (en) * | 2010-12-06 | 2013-03-27 | 韦巴斯托股份公司 | Sunroof apparatus |
-
2014
- 2014-04-30 CN CN201410181829.6A patent/CN103935217B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1013293C2 (en) * | 1999-10-14 | 2001-04-18 | Inalfa Ind Bv | Folding roof for vehicle with opening in fixed roof, is provided with stationary part fixable to roof and foldable closure component supportable by stationary part, which by choice can wholly or partly free or close opening |
| KR20070035719A (en) * | 2005-09-28 | 2007-04-02 | 현대자동차주식회사 | Prevent structure of the sweep in sunshade |
| CN102431425A (en) * | 2010-09-22 | 2012-05-02 | 八千代工业株式会社 | Sunroof device |
| CN102205785A (en) * | 2010-09-25 | 2011-10-05 | 浙江吉利汽车研究院有限公司 | Folding type skylight sunshade board |
| CN103003080A (en) * | 2010-12-06 | 2013-03-27 | 韦巴斯托股份公司 | Sunroof apparatus |
| CN202337199U (en) * | 2011-11-30 | 2012-07-18 | 江苏德福来汽车部件有限公司 | Combined drive mechanism of automotive sunroof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103935217A (en) | 2014-07-23 |
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