CN110460703A - Lifting device for camera and mobile terminal - Google Patents
Lifting device for camera and mobile terminal Download PDFInfo
- Publication number
- CN110460703A CN110460703A CN201910736301.3A CN201910736301A CN110460703A CN 110460703 A CN110460703 A CN 110460703A CN 201910736301 A CN201910736301 A CN 201910736301A CN 110460703 A CN110460703 A CN 110460703A
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- China
- Prior art keywords
- gear
- bracket
- camera
- driving arm
- lifting device
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Studio Devices (AREA)
Abstract
The lifting device for camera of the application, comprising: bracket, including driving arm, connecting bracket and flexible connector, connecting bracket are used for fixing camera, and driving arm offsets with connecting bracket and passes through flexible connector and connect；Actuator, the power gone up and down for providing driving arm；Rack pinion component connects the driving arm of actuator and bracket.The application is driven by rack pinion component, and biggish transmission ratio may be implemented, and camera is driven comparatively fast to go up and down, and improves lifting efficiency.
Description
Technical field
This application involves field of terminal technology, and in particular to a kind of lifting device for camera and mobile terminal.
Background technique
Currently, the maximization of screen accounting is using smart phone as the designer trends of the mobile terminal device of representative, due to preceding
Setting camera must necessarily be placed in mobile phone screen side, bring very big challenge to comprehensive screen design.
Existing mobile terminal realizes the quick stretching and retraction of camera using camera lifting scheme, mobile terminal
Screen front no longer needs out camera shooting head bore, can be obviously improved the positive screen accounting of screen and display effect.However, existing
Lifting scheme is all made of screw rod transmission, and transmission ratio is small, goes up and down low efficiency.
Summary of the invention
In view of the above technical problems, the application provides a kind of lifting device for camera and mobile terminal, can be improved camera shooting
The lifting efficiency of head.
In order to solve the above technical problems, the application provides a kind of lifting device for camera, comprising:
Bracket is used for fixing camera；
Actuator, for providing the power for driving the bracket to be gone up and down；
Rack pinion component connects the actuator and the bracket.
Wherein, the rack pinion component includes rack and pinion, and the rack gear is connect with the bracket, the tooth
Wheel is connect with the actuator, and the rack gear is engaged with the gear.
Wherein, the rack gear is flexible rack, and the gear includes first gear and second gear, and the rack gear is closed-loop
Shape, the first gear are separately positioned on the both ends of the rack gear with the second gear and nibble with the inner surface of the rack gear
It closes, the first gear is connect with the actuator, and the second gear is rotatably arranged.
Wherein, the bracket includes driving arm, connecting bracket and flexible connector, the both ends point of the flexible connector
It does not connect with the driving arm and the connecting bracket and is arranged along the lifting direction of the bracket, the driving arm and institute
Rack gear connection is stated, the connecting bracket is used to fix the camera, driving arm described in two lateral edges of the connecting bracket
It goes up and down direction and is equipped with limit long hole, the driving arm is equipped with limited block, and the limited block is slidably disposed on the limit
In long hole, and the bottom side of the wall under the action of flexible connector with the limit long hole offsets.
Wherein, the rack gear is hard rack gear, and the rack gear is bar shaped, and the uper side surface of the gear and the rack gear is nibbled
It closes.
Wherein, the bracket includes driving arm, connecting bracket and flexible connector, the both ends point of the flexible connector
It does not connect with the driving arm and the connecting bracket and is arranged along the lifting direction of the bracket, the driving arm and institute
Rack gear connection is stated, the connecting bracket is for fixing the camera, and the connecting bracket is close to the one of the driving arm
Side is equipped with the limit plate in the lifting direction of the vertical driving arm, and the driving arm is under the action of the flexible connector
It is resisted against on the limit plate.
It wherein, further include limit sliding chutes and position limiting slide block, the limit sliding chutes are arranged along the lifting direction of the bracket, institute
State position limiting slide block to connect with the rack gear, the position limiting slide block and the limit sliding chutes slidable connection, the driving arm by
The upper end of the rack gear is integrally formed.
Wherein, the bracket includes driving arm, connecting bracket and flexible connector, the driving arm and the rack gear
Connection, the connecting bracket offset and pass through described for fixing the camera, the driving arm and the connecting bracket
Flexible connector connection.
Wherein, the connecting bracket is equipped with magnet, and the magnet is used to generate with magnetic field sensor cooperation for characterizing
The magnetic strength induction signal of the position of the connecting bracket.
The application also provides a kind of mobile terminal, comprising:
Shell；
Lifting device for camera as described above, the lifting device for camera are arranged in the shell；
Camera is contained in the intracorporal first position of the shell, and can be driven by the lifting device for camera from institute
It states first position and is moved to the second position to protrude out the shell.
As described above, the lifting device for camera of the application includes bracket, actuator and rack pinion component, bracket
For fixing camera, actuator is for providing the power that driving arm is gone up and down, the connection driving of rack pinion component
Part and bracket.The application is driven by rack pinion component, may be implemented biggish transmission ratio, drive camera compared with
Fast lifting improves lifting efficiency.
The mobile terminal of the application includes shell, lifting device for camera as described above and camera, camera lifting
Device is arranged in shell, and camera is contained in the intracorporal first position of shell, and can be driven by lifting device for camera from the
One position is moved to the second position to protrude out shell.The application realizes the stretching of camera using lifting device for camera and returns
It receives, so as to realize screen design comprehensively, and the lifting of camera is high-efficient.
Detailed description of the invention
Fig. 1 is the overall structure diagram for implementing the lifting device for camera exemplified according to one；
Fig. 2 is one of the partial structure diagram of lifting device for camera in Fig. 1；
Fig. 3 is the two of the partial structure diagram of the lifting device for camera in Fig. 1；
Fig. 4 is the three of the partial structure diagram of the lifting device for camera in Fig. 1；
Fig. 5 is the four of the partial structure diagram of the lifting device for camera in Fig. 1；
Fig. 6 is one of partial structure diagram when lifting device for camera in Fig. 1 is in buffer status；
Fig. 7 is two of partial structure diagram when lifting device for camera in Fig. 1 is in buffer status；
Fig. 8 is three of partial structure diagram when lifting device for camera in Fig. 1 is in buffer status；
Fig. 9 is the overall structure diagram of the lifting device for camera shown according to another embodiment；
Figure 10 is another overall structure diagram of the lifting device for camera in Fig. 9；
Figure 11 is one of the partial structure diagram of lifting device for camera in Fig. 9；
Figure 12 is the two of the partial structure diagram of the lifting device for camera in Fig. 9；
Figure 13 is one of partial structure diagram when lifting device for camera in Fig. 9 is in buffer status；
Figure 14 is two of partial structure diagram when lifting device for camera in Fig. 9 is in buffer status；
Figure 15 is three of partial structure diagram when lifting device for camera in Fig. 9 is in buffer status；
Figure 16 is four of partial structure diagram when lifting device for camera in Fig. 9 is in buffer status；
Figure 17 is to implement the structural schematic diagram of the terminal that exemplifies when camera is in first position according to one；
Figure 18 is to implement the structural schematic diagram of the terminal that exemplifies when camera is in the second position according to one；
Figure 19 is to implement the structural representation of the terminal that exemplifies when lifting device for camera is in buffer status according to one
Figure.
Specific embodiment
Presently filed embodiment is illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the application easily.
In described below, with reference to attached drawing, attached drawing describes several embodiments of the application.It should be appreciated that also can be used
Other embodiments, and can be carried out without departing substantially from spirit and scope mechanical composition, structure, electrically with
And operational change.Following detailed description should not be considered limiting, and the range of embodiments herein
Only limited by the claims for the patent announced.Term used herein is merely to describe specific embodiment, and be not
It is intended to limit the application.
Although term first, second etc. are used to describe various elements herein in some instances, these elements
It should not be limited by these terms.These terms are only used to distinguish an element with another element.
Furthermore as used in herein, singular " one ", "one" and "the" are intended to also include plural number shape
Formula, unless there is opposite instruction in context.It will be further understood that term "comprising", " comprising " show that there are the spies
Sign, step, operation, element, component, project, type, and/or group, but it is not excluded for one or more other features, step, behaviour
Presence, appearance or the addition of work, element, component, project, type, and/or group.Term "or" used herein and "and/or" quilt
It is construed to inclusive, or means any one or any combination.Therefore, " A, B or C " or " A, B and/or C " mean " with
Descend any one: A；B；C；A and B；A and C；B and C；A, B and C ".Only when element, function, step or the combination of operation are in certain sides
When inherently mutually exclusive under formula, it just will appear the exception of this definition.
Fig. 1 is the overall structure diagram for implementing the lifting device for camera exemplified according to one.As shown in Figure 1, this reality
The lifting device for camera for applying example includes bracket 13, actuator 11 and rack pinion component 12, and bracket 13 is taken the photograph for fixation
As head 19, actuator 11 connects actuator for providing the power that driving arm 131 is gone up and down, rack pinion component 12
11 with bracket 13.
Actuator 11 is for providing the power that driving arm 131 is gone up and down, and in the present embodiment, actuator 11 includes electricity
Dynamic motor 111 and reduction gearbox 112, electric motor 111 are, for example, stepper motor, the output shaft of reduction gearbox 112 and electric motor 111
Connection, electric motor 111 can control the raising and lowering of bracket 13 by positive and negative rotation.
Rack pinion component 12 includes rack gear 121 and gear, and rack gear 121 is connect with bracket 13, gear and actuator
11 connections, rack gear 121 are engaged with gear.
Bracket 13 includes driving arm 131, connecting bracket 132 and flexible connector 133, driving arm 131 and rack gear 121
Connection, connecting bracket 132 are used for fixing camera 19, and driving arm 131 and connecting bracket 132 offset and pass through flexible connector
133 connections.
Incorporated by reference to Fig. 1 and Fig. 2, in the present embodiment, rack gear 121 is flexible rack, for example, nylon rack gear, and gear includes the
One gear 122 and second gear 123, first gear 122 and second gear 123 are, for example, plastic cement gear.Rack gear 121 is closed-loop
Shape, first gear 122 are separately positioned on the both ends of rack gear 121 with second gear 123 and engage with the inner surface of rack gear 121,
First gear 122 is connect with reduction gearbox 112, and second gear 123 is rotatably configured to be arranged on shell 17, works as first gear
122 in actuator 11 when being rotated by, and rack gear 121 moves under the drive of first gear 122 to corresponding direction, the second tooth
Wheel 123 rotates under the drive of rack gear 121, to realize the whole transmission of rack pinion component 12.In order to realize rack gear
121 and bracket 13 gearing, by being fixed together partially over dispensing for the part of driving arm 131 and rack gear 121, rack gear
Bracket 13 can be driven to be moved when 121 movement, realize the lifting of bracket 13.
In the present embodiment, actuator 11 is located at the descent direction side of bracket 13, and rack gear 121 is parallel with bracket 13 to be set
It sets, so as to shorten the entire length of lifting device for camera, by the thickness for reducing first gear 122 and second gear 123
Degree, can reduce the lateral dimension of lifting device for camera.
Fig. 3 to Fig. 5 is please combined together, and in the present embodiment, flexible connector 133 is pre-compressed spring, flexible connector 133
Both ends connect respectively with driving arm 131 and connecting bracket 132 and along the lifting direction of bracket 13 be arranged, in this way, elasticity even
Fitting 133 can make to be drivingly connected relatively-stationary holding between 131 and connecting bracket 132 providing in 13 uphill process of bracket
Power, when being moved under drive of the driving arm 131 in rack gear 121 along ascent direction, driving force can by flexible connector 133 into
One step passes to connecting bracket 132, and then camera 19 is driven to rise.Connecting bracket 132 includes rack body 1321 and camera shooting
Head locating support 1322, camera locating support 1322 are engaged with camera 19 with fixing camera 19, flexible connector 133
One end is connect and connecting with camera locating support 1322 with connecting bracket 132, the two lateral edges driving of rack body 1321
The lifting direction of bracket 131 is equipped with limit long hole 1323, and driving arm 131 is equipped with limited block 1311, and limited block 1311 is slidably
Ground setting is in limit long hole 1323, and bottom side of the wall under the action of flexible connector 133 with limit long hole 1323 offsets,
In this way, when being moved under drive of the driving arm 131 in rack gear 121 along descent direction, driving force can by limited block 1311 into
One step passes to connecting bracket 132, and then camera 19 is driven to decline.
Incorporated by reference to Fig. 5, Fig. 6 and Fig. 7, by using the bracket 13 of above structure, if camera 19 is after stretching out shell 17
It is forced to push back by external force, then the connecting bracket 132 connecting with camera 19 moves downward, and then elasticity of compression connector
133,19 lifting device of camera is in buffer status, since flexible connector 133 can be compressed, so that connecting bracket 132
It can be moved downward in the case where driving arm 131 remains stationary, actuator 11 is avoided to be forced to invert under external force
And it damages.Meanwhile connecting bracket 132, when declining under buffer status, limited block 1311 is grown in limit long hole 1323 to limit
The upper end side wall in hole 1323 moves, and the upper end side wall of limited block 1311 and limit long hole 1323 against when, connecting bracket 132
Reach maximum dropping distance.As shown in fig. 7, shell 17 is equipped with limited block 171, driving arm 131 is equipped with limiting block
Muscle 1312, when driving arm 131 rises under the driving of actuator 11, limit block reinforcement 1312 moves directly towards limited block 171
To against to limit the climb of bracket 13.
Incorporated by reference to Fig. 1, Fig. 3 and Fig. 8, in the present embodiment, magnet 15 is additionally provided in connecting bracket 132, magnet 15 is used for
The magnetic strength induction signal for characterizing the position of connecting bracket 132 is generated with a magnetic field sensor 16 cooperation.In actual implementation, magnetic field
Sensor 16 is fixed on the circuit board in shell 17, and when connecting bracket 132 rises to extreme higher position, magnet 15 and magnetic field are passed
The magnetic strength induction signal generated between sensor 16 is corresponding with the current position of connecting bracket 132, is passing through the driving branch of actuator 11
Frame 131 decline before, if connecting bracket 132 is forced to push back by external force, then between magnet 15 and magnetic field sensor 16 away from
From reduction, so that magnetic strength induction signal changes, and then generates electric signal control electric motor 111 and invert, bracket 13 is recycled
To extreme lower position.In addition, in the uphill process of bracket 13, it can be according to the magnetic generated between magnet 15 and magnetic field sensor 16
Inductive signal monitors the uphill process of bracket 13, if the variation of magnetic strength induction signal does not meet the changing rule of uphill process, together
Sample can produce electric signal control actuator 11 and invert, and bracket 13 is recovered to extreme lower position.In actual implementation, electronic to protect
Motor 111 can also directly will be electronic when reducing at a distance from magnetic induction signal reaction magnet 15 is between magnetic field sensor 16
Motor 111 powers off, and stalls electric motor 111.
At work, electric motor 111 rotates forward the lifting device for camera of the present embodiment according to rising signals, and then passes through
Rack pinion component 12 drives driving arm 131 to rise, and under the drive of driving arm 131, utilizes flexible connector 133
Offer makes relatively-stationary retentivity between driving arm 131 and connecting bracket 132, so that connecting bracket 132 is from extreme lower position
It moves upwards, camera 19 rises, and electric motor 111 stops when driving set distance, and connecting bracket 132 rises to highest order
It sets, limit block reinforcement 1312 offsets with limited block 171, and camera 19 is in stretching state.Electric motor 111 is according to dropping signal
When reversion, driving arm 131 is driven to decline by rack pinion component 12, driving force passes through the limit on driving arm 131
Position block 1311 passes to connecting bracket 132, and then camera 19 is driven to decline, and electric motor 111 stops when driving set distance,
Connecting bracket 132 drops to extreme lower position, and limit block reinforcement 1312 offsets with limited block 171, and camera 19 is in retracted mode.
As described above, the lifting device for camera of the application includes bracket, actuator and rack pinion component, bracket
For fixing camera, actuator is for providing the power that driving arm is gone up and down, the connection driving of rack pinion component
Part and bracket.The application is driven by rack pinion component, deflecting transmission of the driving form without power such as helical teeth cooperations,
Stable transmission, lifting speed is fast, goes up and down high-efficient.In addition, all structural member forms are simple, facilitate and realizes batch micro operations, assembling,
Number of structures is few, the optional plastic cement of part-structure material, and cost is lower.
Fig. 9 is the overall structure diagram of the lifting device for camera shown according to another embodiment.Figure 10 is in Fig. 9
Another overall structure diagram of lifting device for camera.As shown in Figures 9 and 10, the lifting device for camera packet of the present embodiment
Bracket 23, actuator 21 and rack pinion component 22 are included, bracket 23 is used for fixing camera 29, and actuator 21 is for providing
The power that driving arm 231 is gone up and down, rack pinion component 22 connect actuator 21 and bracket 23.
Actuator 21 is for providing the power that driving arm 231 is gone up and down, and in the present embodiment, actuator 21 includes electricity
Dynamic motor 211 and reduction gearbox 212, electric motor 211 are, for example, stepper motor, the output shaft of reduction gearbox 212 and electric motor 211
Connection, electric motor 211 can control the raising and lowering of bracket 23 by positive and negative rotation.
Rack pinion component 22 includes rack gear 221 and gear 222, and rack gear 221 is connect with bracket 23, gear 222 and
Actuator 21 connects, and rack gear 221 is engaged with gear 222.
Bracket 23 includes driving arm 231, connecting bracket 232 and flexible connector 233, driving arm 231 and rack gear 221
Connection, connecting bracket 232 are used for fixing camera 29, and driving arm 231 and connecting bracket 232 offset and pass through flexible connector
233 connections.
In the present embodiment, rack gear 221 is hard rack gear, is made for example, by using medium carbon steel or chrome-moly steel.Rack gear 221 is
Bar shaped is simultaneously arranged along the lifting direction of bracket 23, and rack gear 221 is between gear 222 and shell 27, gear 222 and rack gear 221
Uper side surface engagement, gear 222 connect with reduction gearbox 212, when gear 222 is in actuator 21 when being rotated by, rack gear
221 move under the drive of gear 222 to corresponding direction, to realize the whole transmission of rack pinion component 22.For reality
The gearing of existing rack gear 221 and bracket 23, driving arm 231 is fixedly connected with rack gear 221, in the present embodiment, driving arm
231 are integrally formed by the upper end of rack gear 221.
In the present embodiment, flexible connector 233 is two and is pre-compressed spring, the both ends point of flexible connector 233
It does not connect with driving arm 231 and connecting bracket 232 and is arranged along the lifting direction of bracket 23, in this way, flexible connector 233 can
Make relatively-stationary retentivity between driving arm 231 and connecting bracket 232 to provide in 23 uphill process of bracket, works as driving
When bracket 231 moves under the drive of rack gear 221 along ascent direction, driving force can further be transmitted by flexible connector 233
To connecting bracket 232, and then camera 29 is driven to rise.
Figure 11 and Figure 12 is please combined together, and in the present embodiment, connecting bracket 232 includes rack body 2321, limit plate
2322 engage with camera 29 with camera locating support 2323, camera locating support 2323 with fixing camera 29, camera shooting
The through-hole for limiting flexible connector 233, elasticity are limited between the two sides and rack body 2321 of head locating support 2323
One end of connector 233 passes through the through-hole and abuts with the upside of rack body 2321.Rack body 2321 is close to driving branch
The side of frame 231 is equipped with the limit plate 2322 in the lifting direction of perpendicular drive bracket 231, and limit plate 2322 passes through limit fastener
2325 connect with rack body 2321, and limit plate 2322 is equipped with the relief hole passed through for rack gear 221, and rack gear 221 allows across this
Position Kong Houyu flexible connector 233 connects, and the upper end of the rack gear 221 in the present embodiment is driving arm 231, driving arm
On 231 surfaces towards 233 side of flexible connector for being resisted against limit plate 2322 under the action of flexible connector 233.Such as
This, when rack gear 221 is moved along descent direction, driving force can further pass to connecting bracket 232 by limit plate 2322, into
And camera 29 is driven to decline.Since flexible connector 233 is two and the two sides of camera 29 are arranged in, lifting process is more flat
Surely, space can more be saved.In addition, rack gear 221 protrudes into the lower section of connecting bracket 232 when rising, camera lifting can reduce
The width of the length of device, rack gear 221 can increase, to improve the stability of transmission.
Figure 13 and Figure 14 is please combined together, is stretching out shell 27 by using the bracket 23 of above structure, such as camera 29
It is forced to push back by external force afterwards, then the connecting bracket 232 connecting with camera 29 moves downward, and then elasticity of compression connector
233, lifting device for camera is in buffer status, since flexible connector 233 can be compressed, so that connecting bracket 232 can
To move downward in the case where driving arm 231 remains stationary, electric motor 211 is avoided to be forced to invert under external force
And it damages.
As shown in Figure 1, Figure 2 and shown in Figure 13, the lifting device for camera of the present embodiment further includes that limit sliding chutes 223 and limit are slided
Block 225, limit sliding chutes 223 are arranged along the lifting direction of bracket 23, and position limiting slide block 225 is connect with rack gear 221, in the present embodiment
In, position limiting slide block 225 is a rivet, and limit sliding chutes 223 are formed on shell 27, and position limiting slide block 225 can be slided with limit sliding chutes 223
Dynamic connection, to pass through rack gear 221 on the thickness direction of shell 27 fixed with shell 27 and limit the movement side of rack gear 221
To preventing rack gear 221, about 27 vertical shell is shaken during exercise, and rack gear 221 is located at electricity on the thickness direction of shell 27
The lower section of road plate 28 can be protruded into below circuit board 28 in lifting process, movement interference will not occur, while can increase electricity
The cloth plate suqare of road plate 28, reduces the length of lifting device for camera.
As shown in figure 15, shell 27 is equipped with limited block 272 and guiding rib 271, and connecting bracket 232 is equipped with limit rib
2326, limit rib 2326 cooperates with limited block 272 and guiding rib 271 respectively, connects so as to be limited by limited block 272
The move distance of bracket 232 is connect, and limits the direction of motion of connecting bracket 232 by guiding rib 271, guarantees connecting bracket 232
It will not run-off the straight.
Incorporated by reference to Fig. 9 and Figure 16, in the present embodiment, magnet 25 is additionally provided in connecting bracket 232, magnet 25 is used for and one
Magnetic field sensor 26 cooperates the magnetic strength induction signal generated for characterizing the position of connecting bracket 232.In actual implementation, magnetic field sensing
Device 26 is fixed on the circuit board in shell 27, when connecting bracket 232 rises to extreme higher position, magnet 25 and magnetic field sensor
The magnetic strength induction signal generated between 26 is corresponding with the current position of connecting bracket 232, is passing through 21 driving arm 231 of actuator
Before decline, if connecting bracket 232 is forced to push back by external force, then the distance between magnet 25 and magnetic field sensor 26 subtract
It is small, so that magnetic strength induction signal changes, and then generates electric signal control electric motor 211 and invert, bracket 23 is recovered to most
Lower position.In addition, in the uphill process of bracket 23, it can be according to the magnetic induction generated between magnet 25 and magnetic field sensor 26
The uphill process of signal monitoring bracket 23 equally may be used if the variation of magnetic strength induction signal does not meet the changing rule of uphill process
It is inverted with generating electric signal control actuator 21, bracket 23 is recovered to extreme lower position.It in actual implementation, is protection electric motor
211, it, can also be directly by electric motor when reducing at a distance from magnetic induction signal reaction magnet 25 is between magnetic field sensor 26
211 power-off, stall electric motor 211.
At work, electric motor 211 rotates forward the lifting device for camera of the present embodiment according to rising signals, and then passes through
Rack pinion component 22 drives driving arm 231 to rise, and under the drive of driving arm 231, utilizes flexible connector 233
Offer makes relatively-stationary retentivity between driving arm 231 and connecting bracket 232, so that connecting bracket 232 is from extreme lower position
It moves upwards, camera 29 rises, and electric motor 211 stops when driving set distance, and bracket 23 rises to extreme higher position, limit
Block reinforcement offsets with limited block 272, and camera 29 is in stretching state.When electric motor 211 is inverted according to dropping signal, pass through
Rack pinion component 22 drives driving arm 231 to decline, and driving force is transmitted by the limit plate 2322 on driving arm 231
To connecting bracket 232, and then camera 29 is driven to decline, electric motor 211 stops when driving set distance, and bracket 23 drops to
Extreme lower position, camera 29 are in retracted mode.
As described above, the lifting device for camera of the application includes bracket, actuator and rack pinion component, bracket
For fixing camera, actuator is for providing the power that driving arm is gone up and down, the connection driving of rack pinion component
Part and bracket.The application is driven by rack pinion component, deflecting transmission of the driving form without power such as helical teeth cooperations,
Stable transmission, lifting speed is fast, goes up and down high-efficient.In addition, all structural member forms are simple, facilitate and realizes batch micro operations, assembling,
Number of structures is few, the optional plastic cement of part-structure material, and cost is lower.
Figure 17 to Figure 19 is please referred to, the application also provides a kind of mobile terminal, including shell 31, camera 32 and institute as above
The lifting device for camera stated.
In the present embodiment, shell 31 includes front housing, and touch-control panel glass 311 is fixed on front housing, and camera 32 is preposition
Camera.For shell 31 for accommodating mobile terminal component, component includes the device being fixed in shell 31 and in specific shape
The device being located in shell 31 under state.
As shown in figure 17, lifting device for camera is arranged in shell 31, and camera 32 is contained in first in shell 31
Position, as shown in figure 18, camera 32 can also by lifting device for camera drive from first position be moved to the second position with
Protrude out shell 31.In the second position, camera 32 can be shot, when camera 32 is driven certainly by lifting device for camera
When the second position is moved to first position, camera 32 is all contained in shell 31.
In addition, as shown in figure 19, after camera 32 stretches out shell 31, such as by external force regracting in buffering shape
State, at this point, the actuator of lifting device for camera is realized without work by the flexible connector in lifting device for camera
The protection of structure.
The mobile terminal of the application includes shell, lifting device for camera as described above and camera, camera lifting
Device is arranged in shell, and camera is contained in the intracorporal first position of shell, and can be driven by lifting device for camera from the
One position is moved to the second position to protrude out shell.The application realizes the stretching of camera using lifting device for camera and returns
It receives, so as to realize screen design comprehensively, and the lifting of camera is high-efficient.
The principles and effects of the application are only illustrated in above-described embodiment, not for limitation the application.It is any ripe
Know the personage of this technology all can without prejudice to spirit herein and under the scope of, carry out modifications and changes to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from spirit disclosed herein and institute under technical idea such as
At all equivalent modifications or change, should be covered by claims hereof.
Claims (15)
1. a kind of lifting device for camera characterized by comprising
Bracket is used for fixing camera；
Actuator, for providing the power for driving the bracket to be gone up and down；
Rack pinion component connects the actuator and the bracket.
2. lifting device for camera according to claim 1, which is characterized in that the rack pinion component includes tooth
Item and gear, the rack gear are connect with the bracket, and the gear is connect with the actuator, and the rack gear is nibbled with the gear
It closes.
3. lifting device for camera according to claim 2, which is characterized in that the rack gear is flexible rack, the gear
Including first gear and second gear, the rack gear is closed ring, and the first gear is respectively set with the second gear
The rack gear both ends and engaged with the inner surface of the rack gear, the first gear is connect with the actuator, described
Second gear is rotatably arranged.
4. lifting device for camera according to claim 3, which is characterized in that the bracket includes driving arm, connection
Bracket and flexible connector, the both ends of the flexible connector respectively with the driving arm and connecting bracket is connect and edge
The lifting direction of the bracket is arranged, and the driving arm is connect with the rack gear, and the connecting bracket described in fixation for taking the photograph
As head, the lifting direction of driving arm described in two lateral edges of the connecting bracket is equipped with limit long hole, and the driving arm is equipped with
Limited block, the limited block are slidably disposed in the limit long hole, and under the action of the flexible connector with institute
The bottom side of the wall for stating limit long hole offsets.
5. lifting device for camera according to claim 2, which is characterized in that the rack gear is hard rack gear, the rack gear
For bar shaped, the gear is engaged with the uper side surface of the rack gear.
6. lifting device for camera according to claim 5, which is characterized in that the bracket includes driving arm, connection
Bracket and flexible connector, the both ends of the flexible connector respectively with the driving arm and connecting bracket is connect and edge
The lifting direction of the bracket is arranged, and the driving arm is connect with the rack gear, and the connecting bracket described in fixation for taking the photograph
As head, the connecting bracket is equipped with the limit in the lifting direction of the vertical driving arm in the side close to the driving arm
Plate, the driving arm are resisted against on the limit plate under the action of flexible connector.
7. lifting device for camera according to claim 6, which is characterized in that it further include limit sliding chutes and position limiting slide block,
The limit sliding chutes are arranged along the lifting direction of the bracket, and the position limiting slide block is connect with the rack gear, the position limiting slide block
With the limit sliding chutes slidable connection, the driving arm is integrally formed by the upper end of the rack gear.
8. lifting device for camera according to claim 2, which is characterized in that the bracket includes driving arm, connection
Bracket and flexible connector, the driving arm are connect with the rack gear, and the connecting bracket is for fixing the camera, institute
It states driving arm and offsets with the connecting bracket and pass through the flexible connector and connect.
9. according to lifting device for camera described in claim 4,6 or 8, which is characterized in that the connecting bracket is equipped with magnet,
The magnet is used to generate the magnetic strength induction signal for characterizing the position of the connecting bracket with magnetic field sensor cooperation.
10. a kind of lifting device for camera characterized by comprising
Bracket, including driving arm, connecting bracket and flexible connector, the connecting bracket are used for fixing camera, the drive
Dynamic bracket, which offsets with the connecting bracket and passes through the flexible connector, to be connect；
Actuator, for providing the power for driving the bracket to be gone up and down；
Rack pinion component connects the driving arm of the actuator Yu the bracket.
11. lifting device for camera according to claim 10, which is characterized in that the rack pinion component includes
Rack and pinion, the rack gear are connect with the driving arm, and the gear is connect with the actuator, the rack gear with it is described
Gear engagement.
12. lifting device for camera according to claim 11, which is characterized in that the rack gear is flexible rack, the tooth
Wheel includes first gear and second gear, and the rack gear is closed ring, and the first gear is set respectively with the second gear
It sets the both ends in the rack gear and is engaged with the inner surface of the rack gear, the first gear is connect with the actuator, institute
Second gear to be stated rotatably to be arranged, the lifting direction of driving arm described in two lateral edges of the connecting bracket is equipped with limit long hole,
The driving arm is equipped with limited block, and the limited block is slidably disposed in the limit long hole, and connects in the elasticity
Bottom side of the wall under the action of fitting with the limit long hole offsets.
13. lifting device for camera according to claim 11, which is characterized in that the rack gear is hard rack gear, the tooth
Item is bar shaped, and the gear is engaged with the uper side surface of the rack gear, and the connecting bracket is close to the one of the driving arm
Side is equipped with the limit plate in the lifting direction of the vertical driving arm, and the driving arm is under the action of the flexible connector
It is resisted against on the limit plate.
14. lifting device for camera described in any one of 0 to 13 according to claim 1, which is characterized in that the connecting bracket
Equipped with magnet, the magnet is used to generate the magnetic induction for characterizing the position of the connecting bracket with magnetic field sensor cooperation
Signal.
15. a kind of mobile terminal characterized by comprising
Shell；
Lifting device for camera as claimed in any one of claims 1-9 wherein, or, such as any one of claim 10 to 14 institute
The lifting device for camera stated, the lifting device for camera are arranged in the shell；
Camera, is contained in the intracorporal first position of the shell, and can be driven by the lifting device for camera from described the
One position is moved to the second position to protrude out the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736301.3A CN110460703A (en) | 2019-08-09 | 2019-08-09 | Lifting device for camera and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736301.3A CN110460703A (en) | 2019-08-09 | 2019-08-09 | Lifting device for camera and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110460703A true CN110460703A (en) | 2019-11-15 |
Family
ID=68485610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910736301.3A Pending CN110460703A (en) | 2019-08-09 | 2019-08-09 | Lifting device for camera and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110460703A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111131710A (en) * | 2019-12-31 | 2020-05-08 | 联想(北京)有限公司 | Electronic equipment |
| CN111970423A (en) * | 2020-08-24 | 2020-11-20 | 苏州优米康通信技术有限公司 | Portable wireless communication equipment debugging auxiliary device and using method thereof |
| CN111970392A (en) * | 2020-08-04 | 2020-11-20 | 维沃移动通信有限公司 | Electronic device |
| WO2021139095A1 (en) * | 2020-01-09 | 2021-07-15 | 深圳传音控股股份有限公司 | Camera module lifting device and electronic apparatus |
| CN113497864A (en) * | 2020-03-20 | 2021-10-12 | 荣耀终端有限公司 | Camera lifting assembly and electronic equipment |
| CN115174795A (en) * | 2022-08-25 | 2022-10-11 | 杭州海康威视数字技术股份有限公司 | Video camera |
-
2019
- 2019-08-09 CN CN201910736301.3A patent/CN110460703A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111131710A (en) * | 2019-12-31 | 2020-05-08 | 联想(北京)有限公司 | Electronic equipment |
| WO2021139095A1 (en) * | 2020-01-09 | 2021-07-15 | 深圳传音控股股份有限公司 | Camera module lifting device and electronic apparatus |
| CN113497864A (en) * | 2020-03-20 | 2021-10-12 | 荣耀终端有限公司 | Camera lifting assembly and electronic equipment |
| CN111970392A (en) * | 2020-08-04 | 2020-11-20 | 维沃移动通信有限公司 | Electronic device |
| CN111970392B (en) * | 2020-08-04 | 2022-02-08 | 维沃移动通信有限公司 | Electronic device |
| CN111970423A (en) * | 2020-08-24 | 2020-11-20 | 苏州优米康通信技术有限公司 | Portable wireless communication equipment debugging auxiliary device and using method thereof |
| CN115174795A (en) * | 2022-08-25 | 2022-10-11 | 杭州海康威视数字技术股份有限公司 | Video camera |
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