CN201075778Y - Bidimensional electric regulating system of rear view mirror single electric machine - Google Patents
Bidimensional electric regulating system of rear view mirror single electric machine Download PDFInfo
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- CN201075778Y CN201075778Y CNU2007201441755U CN200720144175U CN201075778Y CN 201075778 Y CN201075778 Y CN 201075778Y CN U2007201441755 U CNU2007201441755 U CN U2007201441755U CN 200720144175 U CN200720144175 U CN 200720144175U CN 201075778 Y CN201075778 Y CN 201075778Y
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- wheel
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model relates to a two-dimensional electrical control system with a single motor for a rearview mirror, and includes a driving device and a transmission device arranged on a pedestal, a worm is arranged on a motor rotating shaft that is fixed on the pedestal of the driving device, a worm wheel engaged with the worm is coaxial with a main driving wheel; the driving device is composed of a first one-way power driving device and a second one-way power driving device that are at both sides of the main driving wheel and are the same in structure; in each one-way power driving device, a lower gear fixed on the pedestal is engaged with the main driving wheel, a wheel boss above the lower gear is arranged inside a wheel body; the wheel boss is coaxial with the wheel body and is a coaxial body with the lower gear. a one-way annular limit groove is arranged at the inner surface of the wheel body, a one-way pin which is matched with the annular limit groove is arranged at the side of the wheel boss; an annular groove which controls the up-and-down movement of a control arm is arranged at the outer surface of the wheel body. The utility model solves the problems that the product is heavy in weight and large in volume because of two electric motors and the ever-improving appearance and shape of the rearview mirror cannot be satisfied, and at the same time the product cost is considerably reduced.
Description
Technical field
The utility model relates to rearview single motor bidimensional electronic adjustment system.
Background technology
Automobile rearview mirror is installed in the automotive front end both sides, and for the driver provides the backsight visual field, its eyeglass angle can be regulated according to driver different height and demand.The eyeglass angular adjustment is divided into electronic and manual two kinds, and present medium-to-high grade car disposed all is rearview mirror with electronic regulatory function.The automobile rearview mirror electric power steering is mounted in outside rear-view mirror inside, imports the system that the electronic mirror angle to rearview mirror is regulated according to the outside.
The electric power steering that uses on the automobile all adopts bi-motor to carry out the mirror angle adjusting of rearview mirror at present.As the external patent No. is that " the automobile visor adjusting gear device " of US5701211, " the motor-driven arrangement for deflecting of automobile rearview mirror supporting bracket ", the patent No. that the patent No. is WO 00/69683 are " the automobile rearview mirror arrangement for deflecting clamps the band scheme " of DE20017163U1 etc., and the domestic patent No. is " being used for especially being used for placing the motor-driven arrangement for deflecting of the supporting bracket of automobile rearview mirror " of CN1273330C, " electric steering device transmission for rear-view mirror of car " that the patent No. is CN1088433C etc.The solution that these patents are had nothing in common with each other in the processing of transmission mechanism, but its principle all is to be based upon on the basis of two motors.Its principle is in control procedure, the angular adjustment of the horizontal direction of an Electric Machine Control eyeglass, the angular adjustment of the above-below direction of another Electric Machine Control eyeglass.
These bi-motor schemes are owing to the existence of bi-motor, and two motors are placed in respectively in up-down adjustment and the level(l)ing mechanism, and product weight and volume ratio are bigger, are difficult to satisfy the demand of the rearview mirror appearance and modeling of evolution day by day.Simultaneously, motor accounts for prime cost in the rear-view mirror electric steering, and the bi-motor scheme certainly will be brought the high product cost, directly influences the price and the market competitiveness of rearview mirror product.
The utility model content
Technical problem to be solved in the utility model is: at the problem of above-mentioned existence, provide a kind of volume little rearview single motor powered angular adjustment system.
The utility model is achieved in that
Rearview single motor bidimensional electronic adjustment system comprises the drive unit and the transmission device that are fixed on the pedestal, and the rotating shaft that is fixed on the motor on the pedestal in the described drive unit is provided with worm screw, and the worm gear and the main drive wheel that are meshed with described worm screw are coaxial; Described transmission device by two be positioned at described main drive wheel both sides, the first power unidirectional transmission and the second power unidirectional transmission that structure is identical constitute, in each power unidirectional transmission, the next gear that is fixed on the pedestal is meshed with described main drive wheel, the core wheel that is positioned at described the next gear top is arranged on wheel body, described core wheel is coaxial with wheel body, and described core wheel is coaxial one with described the next gear; Described wheel body inner surface is provided with unidirectional spacing cannelure, and the side of described core wheel is provided with the unidirectional pin with described spacing cannelure coupling; The outer surface of described wheel body is provided with the annular groove that control arm is moved up and down.
The number of set unidirectional spacing depression equates with the number of unidirectional pin in the described core wheel on the unidirectional spacing cannelure in the described wheel body.
Described control arm is provided with an outstanding voussoir that is positioned at described wheel body annular groove, and described control arm is arranged in the chute of described pedestal, and it is slided up and down.
Power unidirectional delivery device is between drive unit and the eyeglass angle adjustment plate, this device can be under different power inputs, active realization power unidirectional delivery, the power that motor is produced carries out one-way transmission, realize with an actuating force to rear view mirror lens up and down and about adjusting respectively.Core wheel can be in wheel body one-directional rotation, unidirectional pin can slide in the annular rounded groove of wheel body simultaneously.The unidirectional pin of core wheel can match with the annular rounded groove of wheel body during installation, can axially play certain location and guide effect.When core wheel came back rotation in wheel body, unidirectional pin can slide in the annular rounded groove of wheel body.When core wheel during to the assigned direction positive movement, unidirectional pin meets with the unidirectional spacing depression in the circular groove, and locking will take place, and rotates thereby drive wheel body, realizes transmission of power.When core wheel during to the assigned direction counter motion, unidirectional pin can slip over unidirectional spacing depression easily, and wheel body does not rotate, and realizes that the unidirectional of power stop, thereby realizes the unidirectional delivery of power.
When motor is pressed the assigned direction forward rotation, rotate by worm screw, worm gear drives main drive wheel.Main drive wheel can drive the next gear in the engagement first and second power unidirectional delivery devices thereon simultaneously, and the next gear driven core wheel rotates.Wherein the core wheel in the first power unidirectional delivery device is the assigned direction forward rotation, and the core wheel in the second power unidirectional delivery device is the assigned direction backward rotation.So, unidirectional pin in the first power unidirectional delivery device meets with the unidirectional spacing depression in the circular groove, locking will take place, thereby driving wheel body rotates, realize transmission of power, the core wheel in the second power unidirectional delivery device is to the assigned direction counter motion, and its unidirectional pin can slip over unidirectional spacing depression easily, and wheel body does not rotate, and realization the unidirectional of power stopped.Can realize that so motor only drives wheel body in the first power unidirectional delivery device by the assigned direction main story, and that the wheel body in the second power unidirectional delivery device keeps is static, thereby realizes the orientation transmission of power.
Behind the wheel body in transmission of power to the first power unidirectional delivery device, wheel body rotates around the axle center, drives control arm and moves up and down.Thereby realize angle control to the above-below direction of rearview mirror angle adjustment plate.
Otherwise behind the wheel body in transmission of power to the second power unidirectional delivery device, wheel body rotates around the axle center, drives control arm and moves up and down.Thereby realize angle control to the left and right directions of rearview mirror angle adjustment plate.
The beneficial effects of the utility model:
According to the technical solution of the utility model,, finish the adjusting of upper and lower, left and right four direction owing to only use a motor to realize the electric powered steering of rear view mirror lens angular adjustment.In drive unit, worm screw is installed on the motor shaft, and the power that motor is produced changes into the rotation that illustrates in-plane by the worm gear that cooperates with it.Worm gear and main drive wheel are the structures of one, the concentric same rotating speed of worm gear and main drive wheel, the final rotation that realizes the outputting power travel direction conversion of motor is converted to plane, main drive wheel place.Can reduce the thickness and the size of steering like this, make it to be fit to the interior space constraint of rearview mirror.
Further describe the utility model below in conjunction with accompanying drawing.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
Accompanying drawing 2 is the STRUCTURE DECOMPOSITION figure of rear-view mirror electric steering.
Accompanying drawing 3 is an A-A cutaway view among Fig. 2.
Accompanying drawing 4 is a B-B cutaway view among Fig. 3.
Embodiment
The utility model electric steering system of rearview single electric motor is positioned at the actuating station of rearview mirror control system, is responsible for converting the electrical signal to machine power, drives eyeglass and carries out angular adjustment by input signal.
With reference to the accompanying drawings 1,2, electric steering system of rearview single electric motor comprises drive unit, the first power unidirectional delivery device, the second power unidirectional delivery device, control arm etc.Wherein drive unit comprises motor 1, worm screw 2, worm gear 3, main drive wheel 4.The first power unidirectional delivery device 5 comprises the next gear 6, core wheel 7, wheel body 8, holddown spring 11 and unidirectional pin 10 compositions.The second power unidirectional delivery device 12 comprises the next gear 13, core wheel 14, wheel body 15, holddown spring 18 and unidirectional pin 17 compositions.
With reference to the accompanying drawings 3 and 4, the course of work of the power unidirectional delivery device in the utility model is described.
When motor 1 is pressed the assigned direction forward rotation, drive main driven wheel 4 by worm gear 3, worm screw 2 and rotate.Main drive wheel 4 can drive the next gear 6 and the next gear 13 in the engagement first and second power unidirectional delivery devices thereon simultaneously, and the next gear 6 and the next gear 13 drive core wheel 7 respectively and core wheel 14 rotates.Wherein the core wheel 7 in the first power unidirectional delivery device 5 is the assigned direction forward rotation, and the core wheel 14 in the second power unidirectional delivery device 12 is the assigned direction backward rotation.So, the core wheel 7 in the first power unidirectional delivery device 5 is the forward rotation of direction as shown, as shown in Figure 4.In rotation process, unidirectional pin 10 is owing to spring-loaded, and the inwall that its top heads on wheel body 8 slides.When the core wheel 7 forward rotation diagram direction of arrow, to slide to unidirectional spacing depression 19 in the circular groove along the direction of arrow, the holddown spring 11 of unidirectional pin 10 inside just pushes spacing depression 19 with unidirectional pin 10, and unidirectional pin 10 will contact with the vertical sidewall 20 of spacing depression 19 and relative motion can't take place, locking will take place in core wheel 7 and wheel body 8, rotate thereby drive wheel body 8, realize transmission of power.And the core wheel 14 in the second power unidirectional delivery device is reverse, same to assigned direction counter motion diagram arrow, and unidirectional pin 17 is owing to spring-loaded, and the inwall that its top heads on wheel body 15 slides.But when unidirectional pin 17 met with unidirectional spacing depression, it can prolong the inclined-plane easily and streak unidirectional spacing depression, is not subjected to tangential forces.So wheel body 15 does not rotate, realize the unidirectional termination of power.Can realize that so motor 1 only drives wheel body 8 in the first power unidirectional delivery device 5 by the assigned direction main story, and the wheel body 15 in the second power unidirectional delivery device 12 keeps static, thereby realize the orientation transmission of power.
When motor 1 is pressed the assigned direction backward rotation, drive main driven wheel 4 by worm gear 3, worm screw 2 and rotate.Main drive wheel 4 can drive the next gear 6 and the next gear 13 in the engagement first and second power unidirectional delivery devices thereon simultaneously, and the next gear 6 and the next gear 13 drive core wheel 7 respectively and core wheel 14 rotates.Wherein the core wheel 7 in the first power unidirectional delivery device 5 is the assigned direction backward rotation, and the core wheel 14 in the second power unidirectional delivery device 12 is the assigned direction forward rotation.So, the core wheel 7 in the first power unidirectional delivery device 5 is the backward rotation of direction as shown, as shown in Figure 4.In rotation process, unidirectional pin 10 is owing to spring-loaded, and the inwall that its top heads on wheel body 8 slides.When the core wheel 7 backward rotation diagrams direction of arrow, will oppositely slide to unidirectional spacing depression 19 in the circular groove along the direction of arrow, can be easily 21 streak unidirectional spacing depression 19 along the inclined-plane, be not subjected to tangential forces.So wheel body 8 does not rotate, realize the unidirectional termination of power.And the core wheel 14 in the second power unidirectional delivery device is to the assigned direction positive movement diagram direction of arrow, same, unidirectional pin 17 is because spring-loaded, the inwall that its top heads on wheel body 15 slides, to slide to unidirectional spacing depression in the circular groove along the direction of arrow, the holddown spring 18 of unidirectional pin 17 inside just pushes spacing depression with unidirectional pin 17, and unidirectional pin 17 will contact with the vertical sidewall of spacing depression and relative motion can't take place, locking will take place in core wheel 14 and wheel body 15, rotate thereby drive wheel body 15, realize transmission of power.Can realize that so motor 1 only drives wheel body 15 in the second power unidirectional delivery device 12 by the assigned direction main story, and the wheel body 8 in the first power unidirectional delivery device 5 keeps static, thereby realize the orientation transmission of power.
And during wheel body 8,15 rotation, wheel body 8,15 self rotates around the axle center.Because control arm 9,16 is slidingly mounted on the chute of pedestal, can slide up and down, and control arm 9,16 has an outstanding voussoir can embed in the groove of opening in wheel body 8,15 outsides 22, its above-below direction is carried out spacing, referring to Fig. 1, shown in Figure 3.Be analogous to the principle of camming movement, along with the rotation of wheel body, wheel body 8,15 can drive the control arm motion, thereby realizes the angle control to the above-below direction of rearview mirror angle adjustment plate.
Various variations or the remodeling made by those skilled in the art can not break away from scope of the present utility model.
Claims (3)
1. rearview single motor bidimensional electronic adjustment system, comprise the drive unit and the transmission device that are fixed on the pedestal, it is characterized in that: the rotating shaft that is fixed on the motor on the pedestal in the described drive unit is provided with worm screw, and the worm gear and the main drive wheel that are meshed with described worm screw are coaxial; Described transmission device by two be positioned at described main drive wheel both sides, the first power unidirectional transmission and the second power unidirectional transmission that structure is identical constitute, in each power unidirectional transmission, the next gear that is fixed on the pedestal is meshed with described main drive wheel, the core wheel that is positioned at described the next gear top is arranged on wheel body, described core wheel is coaxial with wheel body, and described core wheel is coaxial one with described the next gear; Described wheel body inner surface is provided with unidirectional spacing cannelure, and the side of described core wheel is provided with the unidirectional pin with described spacing cannelure coupling; The outer surface of described wheel body is provided with the annular groove that control arm is moved up and down.
2. rearview single motor bidimensional electronic adjustment system according to claim 1 is characterized in that: the number of set unidirectional spacing depression equates with the number of unidirectional pin in the described core wheel on the unidirectional spacing cannelure in the described wheel body.
3. rearview single motor bidimensional electronic adjustment system according to claim 1 and 2, it is characterized in that: described control arm is provided with an outstanding voussoir that is positioned at described wheel body annular groove, described control arm is arranged in the chute of described pedestal, and it is slided up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201441755U CN201075778Y (en) | 2007-08-31 | 2007-08-31 | Bidimensional electric regulating system of rear view mirror single electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201441755U CN201075778Y (en) | 2007-08-31 | 2007-08-31 | Bidimensional electric regulating system of rear view mirror single electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201075778Y true CN201075778Y (en) | 2008-06-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201441755U Expired - Fee Related CN201075778Y (en) | 2007-08-31 | 2007-08-31 | Bidimensional electric regulating system of rear view mirror single electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201075778Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044509A (en) * | 2014-06-04 | 2014-09-17 | 常州市凯凌车配有限公司 | Folding mechanism for rearview mirror |
| CN104044510A (en) * | 2014-06-04 | 2014-09-17 | 常州市凯凌车配有限公司 | Electrically-folded outside rear-view mirror for passenger car |
| CN107264412A (en) * | 2017-06-30 | 2017-10-20 | 北京汽车研究总院有限公司 | The angular adjustment apparatus and vehicle of a kind of rearview mirror |
-
2007
- 2007-08-31 CN CNU2007201441755U patent/CN201075778Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044509A (en) * | 2014-06-04 | 2014-09-17 | 常州市凯凌车配有限公司 | Folding mechanism for rearview mirror |
| CN104044510A (en) * | 2014-06-04 | 2014-09-17 | 常州市凯凌车配有限公司 | Electrically-folded outside rear-view mirror for passenger car |
| CN107264412A (en) * | 2017-06-30 | 2017-10-20 | 北京汽车研究总院有限公司 | The angular adjustment apparatus and vehicle of a kind of rearview mirror |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080618 Termination date: 20160831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |