CN206983850U - A kind of automobile outer rear-view mirror electric foldable device with lifting function - Google Patents
A kind of automobile outer rear-view mirror electric foldable device with lifting function Download PDFInfo
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- CN206983850U CN206983850U CN201720926189.6U CN201720926189U CN206983850U CN 206983850 U CN206983850 U CN 206983850U CN 201720926189 U CN201720926189 U CN 201720926189U CN 206983850 U CN206983850 U CN 206983850U
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- view mirror
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Abstract
The utility model proposes a kind of automobile outer rear-view mirror electric foldable device with lifting function, technical problems to be solved are that driving moment, vertical stabilization ability, operating noise, the working life of traditional electric foldable device can not meet the needs of future market.The utility model includes folder main body and upper lid, bearing pin is connected after sequentially passing through lid, spring, travelling gear, rotary shaft and folder main body with internal tooth collar, the motor copper worm screw of micro machine engages with the plastic gear of gear on worm, the metal worm screw of gear on worm engages with travelling gear, the lower end of travelling gear and the upper end nested encryptions of rotary shaft.Using the utility model primary transmission after above-mentioned technical proposal and secondary transmission using Worm Wheel System, stable drive, drive noise is low, while can realize steady deceleration, improves the stability of product；With lifting function, vertical stabilization ability can be improved.
Description
Technical field
It the utility model is related to a kind of folder, and in particular to a kind of automobile outer rear-view mirror electric folding with lifting function
Folded device.
Background technology
External security appliances of the outside rear-view mirror as automobile, highly important effect is played to traffic safety.But automobile exists
During by being given another the right of way compared with narrow passage or driving, automobile outer rear-view mirror can influence normal pass, and be provided with the backsight of electric foldable device
Mirror, the folding and expansion of motorized motions rearview mirror can be easily realized, solve above-mentioned predicament, therefore there is electric foldable device
Automobile rearview mirror technology is popularized rapidly.But with the increase of automobile outer rear-view mirror function, the expansion in the visual field, the outer backsight of automobile
The volume and weight of mirror tends to increase, the driving moment of now traditional electric foldable device, vertical stabilization ability, operating noise,
Working life can not meet the needs of future market, it would be highly desirable to solve.
Utility model content
The technical problems to be solved in the utility model be the driving moment of traditional electric foldable device, vertical stabilization ability,
Operating noise, working life can not meet the needs of future market, there is provided a kind of cost is cheap, compact-sized, operating noise
It is small, stabilization ability is strong, the high rear-view mirror electric folder with lifting function of working life.
In order to solve the above technical problems, the utility model uses following technical proposals：A kind of automobile with lifting function
Outside rear-view mirror electric foldable device, including folder main body and upper lid, spring, travelling gear, rotary shaft, micro machine and gear on worm
It is arranged in the inner chamber of folder main body and upper lid composition；Bearing pin sequentially passes through lid, spring, travelling gear, rotary shaft and folding
It is connected after folded device main body with internal tooth collar, the motor copper worm screw of micro machine engages with the plastic gear of gear on worm, gear on worm
Metal worm screw engaged with travelling gear, the lower end of travelling gear and the upper end nested encryptions of rotary shaft.
The upper surface of the travelling gear is additionally provided with annular groove IV and two stopper slots, and gold is inlaid with described stopper slot
Category overload pad, spring are arranged in annular groove IV, packing ring are additionally provided between spring and annular groove IV, spring is arranged on metal mistake
Carry on the inside of pad.
The upper surface of described metal overload pad is the inclined-plane that left end is high, right-hand member is low, and the left and right both ends in inclined-plane are respectively equipped with
Vertical plane I and vertical plane II, and vertical plane I is higher than vertical plane II, two metal overload pads are collectively aligned.
The inner chamber lower end of the folder main body is provided with annular groove II, and annular groove II bottom surface is recessed provided with two inclined-planes
Groove, rotary shaft are arranged in annular groove II, and rotary shaft upper end is provided with two inclined-plane boss III, inclined-plane boss III and inclined plane groove
It is engaged.
Described upper cover cavity is provided with the cavity for stepping down and fixing micro machine and circuit board assembly, and the upper portion of lid is provided with
Individual ° of symmetrical stopper slot, the internal chamber wall of stopper slot are provided with de- structure by force, spring I and limited post, spring I are provided with stopper slot
It is arranged above limited post；Described structure de- by force is annular protrusion mechanism, and described limited post lateral wall is provided with annular groove
III, structure is taken off by force and is put in annular groove III.
Spherical groove, annular groove I and slot to make way are provided with the inner chamber of the folder main body, the rotary shaft is arranged on automobile
On outside rear-view mirror substrate, the axle both ends of gear on worm are provided with worm screw interstage sleeve, and worm screw interstage sleeve is arranged in spherical groove, gear on worm
It is fixedly installed in by worm screw interstage sleeve in the slot to make way of folder main body.
Described annular groove I bottom surface is provided with inclined-plane boss I and inclined-plane boss II each two, two Hes of inclined-plane boss I
Two inclined-plane boss II are respectively symmetrically set；The travelling gear is arranged in annular groove I, and the lower surface of travelling gear is provided with tiltedly
Face boss III and each two of inclined-plane boss IV, two inclined-plane boss III and two inclined-plane boss IV are respectively symmetrically set.
The upper end of the rotary shaft is provided with several boss I and a boss II, and the lower end of travelling gear is recessed provided with several
Groove I and groove II, boss I and groove I a cooperation are nested, and boss II is nested with groove II cooperations.
Described plastic gear and metal worm screw is integrated injection molding structure.
The utility model primary transmission and secondary transmission are using Worm Wheel System, stable drive, drive noise
It is low, while steady deceleration can be realized, improve the stability of product；With lifting function, rearview mirror can be improved and be folded over
Vertical stabilization ability in journey, the gap between rearview mirror camera lens and substrate is eliminated, avoid producing the wind whistle during high speed traveling, prevent
Rearview mirror folding difficulties caused by the foreign matters such as gap remaining dust.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is main structure diagram of the present utility model；
Fig. 3 is Fig. 2 top view；
Fig. 4 is Fig. 2 upward view；
Fig. 5 is Fig. 2 side view；
Fig. 6 is the A-A sectional views of Fig. 2 views；
Fig. 7 is the B-B sectional views of Fig. 5 views；
Fig. 8 is the utility model overall structure exploded perspective view；
Fig. 9 is the utility model partial structural diagram；
Figure 10 is lid sub-unit structural representation on the utility model；
Figure 11 is one of structural representation that the utility model folder main body, travelling gear and rotary shaft are engaged；
Figure 12 is the two of the structural representation that the utility model folder main body, travelling gear and rotary shaft are engaged；
Figure 13 is the structural representation of the utility model metal overload pad；
Figure 14 is the structural representation that the utility model is arranged on rearview mirror substrate；
Figure 15 is the structural representation that the utility model is arranged in rear-view mirror head bracket.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is paid
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in Fig. 1 to Figure 15, a kind of automobile outer rear-view mirror electric foldable device with lifting function, including folder master
Body 14 and upper lid 2, spring 5, travelling gear 8, rotary shaft 15, micro machine 10 and gear on worm 13 are arranged on the and of folder main body 14
In the inner chamber that upper lid 2 forms；After bearing pin 1 sequentially passes through lid 2, spring 5, travelling gear 8, rotary shaft 15 and folder main body 14
It is connected with internal tooth collar 16, the motor copper worm screw 11 of micro machine 10 engages with the plastic gear 13.2 of gear on worm 13, worm tooth
The metal worm screw 13.1 of wheel 13 engages with travelling gear 8, the lower end of travelling gear 8 and the upper end nested encryptions of rotary shaft 15.Folding
Folded device main body 14 and upper lid 2 fit together, and constitute gear-driven casing, are the core components of folder, pass through bearing pin 1
The parts are connected into folder by compression spring 5, the fixed pin shaft 1 of internal tooth collar 16, and its folder body type cavity is arranged on
In automobile outer rear-view mirror lens bracket 18, under normal condition, spring is compressive state, and the main function of spring-compressed is folder
The weight of rearview mirror camera lens, and the held stationary under the Action of Gravity Field of camera lens can be born；Folder main body 14 and upper lid 2 form
Inner chamber in be additionally provided with circuit board assembly 9, circuit board assembly 9 electrically connects with micro machine 10, and circuit board assembly 9 is by PCB circuits
The device that plate and its corresponding electronic component weld together.In the course of work, the motor copper worm screw 11 on the axle of micro machine 10
Plastic gear 13.2 on driving gear on worm 13 rotates, and plastic gear 13.2 and metal worm screw 13.1 are integrated injection molding
Structure, therefore metal worm screw 13.1 drives travelling gear 8 to rotate while the rotation of plastic gear 13.2.When travelling gear 8 rotates
Rotary shaft 15 is driven to rotate.Because rotary shaft 15 is fixed on automobile outer rear-view mirror substrate, and substrate is fixed, therefore relatively
For substrate, rotary shaft 15 is static, relatively rotates axle 15, and the casing that folder main body 14 and upper lid 2 form drives backsight
Lens head support is relatively rotating, that is, shows as the folding and expansion of rearview mirror.
The upper surface of the travelling gear 8 is additionally provided with annular groove IV8.6 and two stopper slots 8.5, described stopper slot 8.5
Metal overload pad 7 is inside inlaid with, spring 5 is arranged in annular groove IV8.6, and pad is additionally provided between spring 5 and annular groove IV8.6
Circle 6, spring 5 are arranged on the inner side of metal overload pad 7.
The upper surface of described metal overload pad 7 is the inclined-plane 71 that left end is high, right-hand member is low, and 71 left and right both ends of inclined-plane are divided
Not She You vertical plane I72 and vertical plane II73, and vertical plane I72 is higher than vertical plane II73, and two metal overload pads 7 are arranged in the same direction
Row.The upper surface of metal overload pad 7 can also be that left end is low, right-hand member is high, and two metal overload pads 7 are collectively aligned,
The pressure of spring can limit 2 metal overload pads 7 and axial location skew occurs.
In course of normal operation, metal overload pad 7 is rotated with the rotation of travelling gear 8, and limited post is fixed not
Dynamic, when travelling gear 8 is rotated clockwise to certain angle, the right side on the inclined-plane 71 of metal overload pad 7 can contact limited post,
Because vertical plane II73 is relatively low, the right side of metal overload pad 7 is put in below limited post 4, and with metal overload pad 7 to
Move right and promote limited post 4 to move vertically upward, now travelling gear 8 can rotate clockwise always.When the inverse time of travelling gear 8
When pin turns to certain angle, the vertical plane I72 on the left of limited post can contact limited post, now golden because vertical plane I72 is higher
Category overload pad 7 can not put in limited post 4 below and promote limited post to move vertically upward, i.e., limited post blocks metal overload pad
Piece 7 limits travelling gear and can not be rotated further, and travelling gear 8 is at most rotated 180 ° counterclockwise.Therefore the utility model transmission
Gear 8 has one direction cycle rotation, and other direction rotates the 180 ° i.e. feature of cut-off, and very reliable.Other direction rotates
The feature of 180 ° of i.e. cut-offs can increase the folding angles of rearview mirror, and the angle that collapses of such rearview mirror can be bigger, and automobile leads to
The property crossed is more preferable.
The inner chamber lower end of the folder main body 14 is provided with annular groove II14.7, and annular groove II14.7 bottom surface is provided with two
Individual inclined plane groove 14.8, rotary shaft 15 are arranged in annular groove II14.7, and the upper end of rotary shaft 15 is provided with two inclined-plane boss
III15.3, inclined-plane boss III15.3 are engaged with inclined plane groove 14.8.When rotary shaft 15 turns to certain angle, rotary shaft
Two inclined-planes that two inclined-plane boss III15.3 on 15 can slide on folder main body annular groove II14.7 bottom surfaces completely
In groove 14.8.Rotary shaft 15 is fixed on geo-stationary on rearview mirror substrate 17, when folder normally starts folding, travelling gear
8 under the driving of gear on worm 13, drives rotary shaft 15 to rotate, and now inclined-plane boss III15.3 in 2 in rotary shaft 15 is from folding
Skidded off in 2 inclined plane grooves 14.8 of folded device main body 14, folder main body can be lifted certain vertically upward relative to rotary shaft 15
Highly, i.e., folder main body 14 has the function of driving rear-view mirror head bracket 18 to lift vertically upward, while in the market
Electric foldable device, generally without lifting function, this will cause to retain certain interval between rearview mirror camera lens and substrate, should
Gap can cause to produce the wind whistle during high speed traveling, while the foreign matter such as gap long-time meeting remaining dust, cause rearview mirror to fold tired
Difficulty, therefore the folder with lifting function can eliminate the gap between rearview mirror camera lens and substrate, avoid Similar Problems from sending out
It is raw；When folder deploys, travelling gear 8 rotates backward under the driving of gear train, and drives rotary shaft 15 to rotate backward, and makes biography
2 inclined-plane boss III15.3 on moving axis 15 are slided into 2 inclined plane grooves 14.7 of main body 14 again, and main body is again relative to be turned
Moving axis vertical drop, returns to original state.The lifting function that the utility model has to folding implements can also improve rearview mirror
Vertical stabilization ability in folding process, because when folder lifts, the decrement of spring can increase, therefore can bear
Bigger camera lens weight.
The described inner chamber of upper lid 2 is provided with the cavity 2.5 for stepping down and fixing micro machine 10 and circuit board assembly 9, upper lid 2
Top is provided with 2 180 ° symmetrical stopper slots 2.1, and the internal chamber wall of stopper slot 2.1, which is provided with, takes off by force structure 2.2, in stopper slot 2.1
Provided with spring I3 and limited post 4, spring I3 is arranged at the top of limited post 4；Described structure 2.2 de- by force is annular protrusion mechanism,
The described lateral wall of limited post 4 is provided with annular groove III4.1, and de- structure 2.2 is put in annular groove III4.1 by force.During installation, bullet
Spring I3 is first placed into the stopper slot 2.1 of lid 2, then places limited post 4, the structure 2.2 de- by force and limited post of stopper slot again
Annular groove III4.1 length of fit, just it is limited post vertical displacement length.De- structure 2.2 and annular groove III4.1 matches by force
Close, when limited post is upspring about 4, de- structure 2.2 plays position-limiting action in annular groove III4.1 to limited post 4 by force, prevents from limiting
Position post is deviate from out of stopper slot 2.1.Spring I3 elastic force can realize that limited post is upspring on the effect of external force is vertically lower：Limit
Position post under the force of a spring, can be moved vertically, so as to realize the cooperation with metal overload pad, in travelling gear
During rotating clockwise, when the inclined-plane of metal overload pad one end contacts with limited post, gradually limited post can be promoted to shrink,
When by metal overload pad, limited post can stretch out under the force of a spring.During travelling gear rotates clockwise,
The vertical plane I72 of metal overload pad is turned to when being contacted with limited post, realizes that travelling gear ends.Folder list is realized with this
Direction circulation work, another direction 180 degree cut-off.
It is provided with spherical groove 14.5, annular groove I14.1 and slot to make way 14.4 in the inner chamber of the folder main body 14, described turn
Moving axis 15 is arranged on automobile outer rear-view mirror substrate 17, and the axle both ends of gear on worm 13 are provided with worm screw interstage sleeve 12, worm screw interstage sleeve
12 are arranged in spherical groove 14.5, and gear on worm 13 is fixedly installed in the slot to make way of folder main body 14 by worm screw interstage sleeve 12
In 14.4.The setting of worm screw interstage sleeve 12 reduces the abrasion between gear on worm 13 and folder main body 14, improves gear on worm
13 transmission life-span, and play a part of reducing noise.
Described annular groove I14.1 bottom surface is provided with inclined-plane boss I 14.2 and inclined-plane boss II 14.3 each two, two
Inclined-plane boss I 14.2 and two inclined-plane boss II 14.3 are respectively symmetrically set；The travelling gear 8 is arranged on annular groove I14.1
Interior, the lower surface of travelling gear 8 is provided with inclined-plane boss III8.1 and each two of inclined-plane boss IV8.2, two inclined-plane boss
III8.1 and two inclined-plane boss IV8.2 is respectively symmetrically set.Two inclined-plane boss, I 14.2, two inclined-plane boss II 14.3, two
Individual inclined-plane boss III8.1 and two inclined-plane boss IV8.2 divide equally 180 ° of symmetrical structures.Also set in the inner chamber of folder main body 14
There is the supporting surface 14.6 of micro machine 10.When travelling gear, which turns to inclined-plane boss III8.1, to be contacted with inclined-plane boss I 14.2, tiltedly
Face boss IV8.2 can also be contacted with boss II 14.3 simultaneously, and the inclined-plane boss III15.3 that now travelling gear drives can be turned to
In inclined plane groove 14.8.When travelling gear, which turns to inclined-plane boss III8.1, to be slided from inclined-plane boss I 14.2, inclined-plane boss
IV8.2 can also slide from boss II 14.3 simultaneously, and now the inclined-plane boss III15.3 for the rotary shaft that travelling gear drives can be from
Skidded off in inclined plane groove 14.8, certain gap is now produced between rotary shaft 15 and folder main body 14, and rotary shaft 15 is solid
It is scheduled on rearview mirror substrate 17, rotary shaft 15 is static, therefore the chamber that main body 14 and upper lid 2 form with respect to rearview mirror substrate 17
Body phase is lifted up to rotary shaft, realizes folder lifting function.
The upper end of the rotary shaft 15 is provided with several boss I15.1 and 2 boss II15.2, the lower end of travelling gear 8
Provided with several grooves I8.4 and 2 groove II8.3, boss I15.1 is nested with groove I8.4 cooperations, boss II15.2 and groove
II8.3 coordinates nested.Described boss I15.1 and groove I8.4 has 8 respectively.
Claims (9)
- A kind of 1. automobile outer rear-view mirror electric foldable device with lifting function, it is characterised in that：Including folder main body（14） With upper lid（2）, spring（5）, travelling gear（8）, rotary shaft（15）, micro machine（10）And gear on worm（13）It is arranged on folder Main body（14）With upper lid（2）In the inner chamber of composition；Bearing pin（1）Sequentially pass through lid（2）, spring（5）, travelling gear（8）, rotate Axle（15）With folder main body（14）Afterwards with internal tooth collar（16）Connection, micro machine（10）Motor copper worm screw（11）With worm tooth Wheel（13）Plastic gear（13.2）Engagement, gear on worm（13）Metal worm screw（13.1）With travelling gear（8）Engagement, transmission Gear（8）Lower end and rotary shaft（15）Upper end nested encryptions.
- 2. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Travelling gear（8）Upper surface be additionally provided with annular groove IV（8.6）With two stopper slots（8.5）, described stopper slot（8.5）Interior edge Embedded with metal overload pad（7）, spring（5）It is arranged on annular groove IV（8.6）It is interior, spring（5）With annular groove IV（8.6）Between also Provided with packing ring（6）, spring（5）It is arranged on metal overload pad（7）Inner side.
- 3. the automobile outer rear-view mirror electric foldable device according to claim 2 with lifting function, it is characterised in that：It is described Metal overload pad（7）Upper surface be left end is high, right-hand member is low inclined-plane（71）, inclined-plane（71）Left and right both ends are respectively equipped with Vertical plane I（72）With vertical plane II（73）, and vertical plane I（72）Higher than vertical plane II（73）, two metal overload pads（7）Together To arrangement.
- 4. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Folder main body（14）Inner chamber lower end be provided with annular groove II（14.7）, annular groove II（14.7）Bottom surface be provided with two inclined-planes Groove（14.8）, rotary shaft（15）Installed in annular groove II（14.7）It is interior, rotary shaft（15）Upper end is provided with two inclined-plane boss III （15.3）, inclined-plane boss III（15.3）With inclined plane groove（14.8）It is engaged.
- 5. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Upper lid（2）Inner chamber, which is provided with, steps down and fixes micro machine（10）And circuit board assembly（9）Cavity（2.5）, upper lid（2）Top is set There are 2 180 ° of symmetrical stopper slots（2.1）, stopper slot（2.1）Internal chamber wall be provided with de- structure by force（2.2）, stopper slot（2.1） It is interior to be provided with spring I（3）And limited post（4）, spring I（3）It is arranged at limited post（4）Top；Described structure de- by force（2.2）For ring Shape protrusion means, described limited post（4）Lateral wall is provided with annular groove III（4.1）, structure is taken off by force（2.2）Put in annular groove III（4.1）It is interior.
- 6. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Folder main body（14）Inner chamber in be provided with spherical groove（14.5）, annular groove I（14.1）And slot to make way（14.4）, the rotary shaft （15）It is arranged on automobile outer rear-view mirror substrate（17）On, gear on worm（13）Axle both ends worm screw interstage sleeve is installed（12）, worm screw Interstage sleeve（12）Installed in spherical groove（14.5）In, gear on worm（13）Pass through worm screw interstage sleeve（12）It is fixedly installed in folder main body （14）Slot to make way（14.4）In.
- 7. the automobile outer rear-view mirror electric foldable device according to claim 6 with lifting function, it is characterised in that：It is described Annular groove I（14.1）Bottom surface be provided with inclined-plane boss I（14.2）With inclined-plane boss II（14.3）Each two, two inclined convex Platform I（14.2）With two inclined-plane boss II（14.3）Respectively symmetrically set；The travelling gear（8）Installed in annular groove I （14.1）It is interior, travelling gear（8）Lower surface be provided with inclined-plane boss III（8.1）With inclined-plane boss IV（8.2）Each two, two Inclined-plane boss III（8.1）With two inclined-plane boss IV（8.2）Respectively symmetrically set.
- 8. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Rotary shaft（15）Upper end be provided with several boss I（15.1）With 2 boss II（15.2）, travelling gear（8）Lower end be provided with Several grooves I（8.4）With 2 groove II（8.3）, boss I（15.1）With groove I（8.4）Coordinate nested, boss II（15.2） With groove II（8.3）Coordinate nested.
- 9. the automobile outer rear-view mirror electric foldable device according to claim 1 with lifting function, it is characterised in that：It is described Plastic gear（13.2）With metal worm screw（13.1）It is integrated injection molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720926189.6U CN206983850U (en) | 2017-07-28 | 2017-07-28 | A kind of automobile outer rear-view mirror electric foldable device with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720926189.6U CN206983850U (en) | 2017-07-28 | 2017-07-28 | A kind of automobile outer rear-view mirror electric foldable device with lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206983850U true CN206983850U (en) | 2018-02-09 |
Family
ID=61417328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720926189.6U Active CN206983850U (en) | 2017-07-28 | 2017-07-28 | A kind of automobile outer rear-view mirror electric foldable device with lifting function |
Country Status (1)
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| CN (1) | CN206983850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310479A (en) * | 2017-07-28 | 2017-11-03 | 河南天海电器有限公司 | Automobile outer rear-view mirror electric foldable device with lifting function |
-
2017
- 2017-07-28 CN CN201720926189.6U patent/CN206983850U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310479A (en) * | 2017-07-28 | 2017-11-03 | 河南天海电器有限公司 | Automobile outer rear-view mirror electric foldable device with lifting function |
| CN107310479B (en) * | 2017-07-28 | 2023-09-26 | 河南天海电器有限公司 | Electric folder with lifting function for automobile outer rearview mirror |
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