CN209170436U - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
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- CN209170436U CN209170436U CN201821977887.XU CN201821977887U CN209170436U CN 209170436 U CN209170436 U CN 209170436U CN 201821977887 U CN201821977887 U CN 201821977887U CN 209170436 U CN209170436 U CN 209170436U
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- camera
- mobile terminal
- bevel gear
- lead screw
- driving mechanism
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Abstract
The utility model provides a kind of mobile terminal, comprising: shell, camera, transmission mechanism and driving mechanism；There is inner cavity in shell, offer the perforation being connected to inner cavity on shell；Camera is movably disposed in shell and can pass in and out perforation；Institute's transmission mechanism is located at interior intracavitary, transmission mechanism includes: thread bush, lead screw, first bevel gear and second bevel gear, thread bush is connected with camera, thread bush is sheathed on the lead screw, and thread bush is connected with threads of lead screw transmission, one end of lead screw is equipped with first bevel gear, second bevel gear and first bevel gear engaged transmission；Driving mechanism is located at interior intracavitary and is connected with second bevel gear, the second bevel gear rotation of driving mechanism drive transmission device, to drive camera mobile by transmission mechanism.In the mobile terminal structure, telescopic camera is smaller in the space hold of mobile terminal length direction, is conducive to the trend development to mobile terminal spaces compact.
Description
Technical field
The utility model relates to technical field of communication equipment more particularly to a kind of mobile terminals.
Background technique
With the rapid development of communication technology, demand of the user to mobile terminal is higher and higher, height screen accounting becomes current
The development trend of mobile terminal.
In order to improve the screen accounting of mobile phone, realize very screen design comprehensively, need by front camera, infrared etc. screen just
The device of face aperture moves on to other positions.For front camera, frequently with the design scheme of flexible camera, camera is by electricity
Machine driving, by stretching in mobile terminal side wall, therefore eliminates front camera in the positive aperture of screen.
But existing telescopic front camera is very big in the space hold of mobile terminal length direction, and stack it is difficult
Degree is high, is unfavorable for the trend development to mobile terminal spaces compact.
Utility model content
In view of the above problems, the utility model embodiment provides a kind of mobile terminal, to solve preposition in the prior art take the photograph
As the head problem big in the space hold of mobile terminal length direction.
To solve the above-mentioned problems, the utility model provides a kind of mobile terminal, comprising: shell, camera, driver
Structure and driving mechanism；
There is inner cavity in the shell, offer perforation in communication with the inner cavity on the shell；
The camera is movably disposed in the shell and can pass in and out the perforation；
The transmission mechanism be located at it is described interior intracavitary, the transmission mechanism include: thread bush, lead screw, first bevel gear and
Second bevel gear, the thread bush are connected with the camera, and the thread bush is sheathed on the lead screw, and the thread bush with
Threads of lead screw transmission is connected, and one end of the lead screw is equipped with the first bevel gear, the second bevel gear and described the
One bevel gear engaged transmission；
The driving mechanism is located at described interior intracavitary and is connected with the second bevel gear, described in the driving mechanism driving
The second bevel gear of transmission mechanism rotates, to drive the camera mobile by the transmission mechanism.
Compared with prior art, the utility model at least has the following advantages:
In mobile terminal structure described in the utility model embodiment, by using two bevel gears as transmission parts,
Bearing capacity is strong, light-weight, greasy property is good, cost is relatively low, can not only mitigate the weight and cost of entire mobile terminal, also
It can guarantee that the stretching motion of camera is more smooth；Meanwhile two bevel gears can change transmission direction, to save shifting
The occupied space in dynamic terminal length direction, is conducive to the trend development to mobile terminal spaces compact.
Detailed description of the invention
It, below will be to the utility model embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is one of the structural schematic diagram of mobile terminal provided by the embodiment of the utility model；
Fig. 2 is the second structural representation of mobile terminal provided by the embodiment of the utility model；
Fig. 3 is the third structural representation of mobile terminal provided by the embodiment of the utility model；
Fig. 4 is the four of the structural schematic diagram of mobile terminal provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
Mobile terminal provided by the utility model is discussed in detail below by specific embodiment is enumerated.
The utility model embodiment provides a kind of mobile terminal, which can be but not limited to mobile phone, plate electricity
Brain, MP3/MP4, personal digital assistant (Personal Digital Assistant, PDA), vehicle-mounted computer etc..
Referring to Fig.1~2, the structural schematic diagram of mobile terminal provided by the embodiment of the utility model is shown, this is practical new
The mobile terminal that type embodiment provides, comprising: shell 1, camera 2, transmission mechanism 3 and driving mechanism 4；Tool in the shell 1
There is inner cavity (not shown), offers perforation in communication with the inner cavity on the shell 1；The camera 2 is movably
Set on the shell 1 and the perforation can be passed in and out；The transmission mechanism 3 is located at described interior intracavitary, and the transmission mechanism 3 includes:
Thread bush 301, lead screw 302, first bevel gear 303 and second bevel gear 304, the thread bush 301 and 2 phase of camera
Even, the thread bush 301 is sheathed on the lead screw 302, and the thread bush 301 is connected with 302 screw-driven of lead screw, institute
The one end for stating lead screw 302 is equipped with the first bevel gear 303, and the second bevel gear 304 is engaged with the first bevel gear 303
Transmission；The driving mechanism 4 is located at described interior intracavitary and is connected with the second bevel gear 304, and the driving mechanism 4 drives institute
The second bevel gear 304 for stating transmission mechanism 3 rotates, to drive the camera 2 mobile by the transmission mechanism 3.
In practical application, when the drive mechanism operates, driving mechanism will drive second bevel gear rotation, second bevel gear with
First bevel gear engaged transmission, the rotation of first bevel gear then drive lead screw to rotate, and then drive the screw thread being sheathed on lead screw
Set rotation, thread bush is then moved up and down with the rotation of lead screw along lead screw, since camera is connected with thread bush, camera shooting
Head can be moved up and down in the perforation on shell, to realize the stretching motion of camera.It should be noted that general mobile whole
It holds to meet the demand of taking pictures of client, sets extension type camera for front camera.
Specifically, it is for placing the mechanism for making camera carry out stretching motion that inner cavity is arranged in the shell of mobile terminal
That is, in the lumen by transmission mechanism and driving mechanism setting on the one hand component can be such that all parts neatly assemble, to save sky
Between；On the other hand it can make the position of transmission mechanism and each component of driving mechanism securely (for needing fixed component needs to adopt
Be fixed in inner cavity with one or more fasteners), the factors such as vibration that will not be generated because of movement and loosen or play, thus shadow
Ring the operation or performance of other components.
To sum up, compared with prior art, in mobile terminal structure described in the utility model embodiment, telescopic camera
It is smaller in the space hold of mobile terminal length direction (abbreviation Y-direction), be conducive to the trend development to mobile terminal spaces compact；
In addition, bearing capacity is strong, light-weight, greasy property is good, cost is relatively low, no by using two bevel gears as transmission parts
The weight and cost of entire mobile terminal can only be mitigated, additionally it is possible to guarantee that the stretching motion of camera is more smooth；Meanwhile two
A bevel gear can change transmission direction, to save the occupied space of mobile terminal length direction, be conducive to mobile whole
The compact trend development of end spaces.
In embodiments of the present invention, as shown in Fig. 1~2, transmission mechanism 3 is located at the side of camera 2, and driving mechanism 4
It is located at the side of the separate camera 2 of transmission mechanism 3.
In embodiments of the present invention, as shown in Fig. 1~2, transmission mechanism 3 is located at the side of camera 2, and driving mechanism 4
It is located at the side of the neighbouring camera 2 of transmission mechanism 3.
In practical application, transmission mechanism can be located at the left side or right side of camera, and the present embodiment is to be arranged in left side
For (as shown in Fig. 1~2), driving mechanism can be located at the side (as shown in Figure 1) of the separate camera of transmission mechanism, when
So, driving mechanism can also be located at the side (as shown in Figure 2) of the neighbouring camera of transmission mechanism, and the present embodiment is for driver
The specific setting position of structure and driving mechanism is without limitation.It should be noted that regardless of driving mechanism setting is far from camera
Side or neighbouring camera side, cannot all influence the stretching motion of camera, attached drawing is only structural schematic diagram, is not made
For position in practice.
In embodiments of the present invention, as shown in figure 3, second bevel gear 304 is two, two second bevel gears 304 are distinguished
Positioned at the two sides of lead screw 302, and two second bevel gears 304, respectively with 303 engaged transmission of first bevel gear, driving mechanism 4 is
Two, and each driving mechanism 4 drives a second bevel gear 304 to rotate.
In practical application, telescopic camera is general to be driven using single driving structure in telescopic process, though in this way
The occupied space of mobile terminal Y-direction can be so saved, but, in order to make camera smoothly stretch, single driving is required
Thrust is larger, generally requires the volume of driving mechanism doing big (power is big) Lai Zeng great thrust, in this way, will lead to mobile terminal thickness
The space hold for spending direction (abbreviation Z-direction) increases, also, if driving mechanism only is arranged in the side of camera, it is understood that there may be
Camera discontinuity, camera are easy inclination in telescopic process and lead to the failure of stuck or Telescopic, therefore,
In the case where the same thrust of unilateral driving structure, the present embodiment can be arranged in the either side (left side or right side) of camera
Double drive structure (as shown in Figure 3), i.e. side dual-drive move structure.
Specifically, it is as shown in Figure 3 to move structure for side dual-drive: the second bevel gear in transmission mechanism can be set to two,
Two second bevel gears are located at the two sides of lead screw, and two second bevel gears respectively with first bevel gear engaged transmission, and
And driving mechanism is also corresponding is set as two, each driving mechanism drives a second bevel gear rotation.The list of the present embodiment
Each driving machine of the side double drive structure compared with unilateral single driving structure, in the case where same thrust, in double drive structure
Structure can choose the driving mechanism of small volume, in this way, can solve the larger problem of mobile terminal Z-direction space hold；Also,
Double drive can make camera uniform force, avoid camera and be easy inclination in telescopic process and cause stuck or flexible
Disabler.
Further, as shown in figure 3, in two second bevel gears 304, a second bevel gear 304 is located at lead screw 302
Side far from camera 2, another second bevel gear 304 are located at the side of the neighbouring camera 2 of lead screw 302.
In practical application, according to the position of Fig. 3, transmission mechanism and driving mechanism are arranged in the left side of camera, and two
For a second bevel gear for the position of lead screw, the side far from camera is the left side of lead screw, the one of neighbouring camera
Side is the right side of lead screw.
Further, as shown in figure 3, two second bevel gears 304 are axisymmetricly arranged relative to lead screw 302, and two
Driving mechanism 4 is axisymmetricly arranged relative to lead screw 302.
In practical application, two second cone teeth and lead screw axial symmetry, and two driving mechanisms and lead screw is arranged in the present embodiment
Axial symmetry, the structure can guarantee the uniform of bilateral driving force, and be laid out it is neat, compact, be conducive to mobile terminal space it is tight
The trend development to gather.
In embodiments of the present invention, as shown in figures 1-4, the output shaft with lead screw 302 of driving mechanism 4 is vertical.
In practical application, driving mechanism is vertically arranged with lead screw, in this way, driving mechanism and lead screw are not point-blank,
And driving mechanism connect realization transmission with bevel gear, with the structure phase of prior art driving mechanism and lead screw point-blank
Than, it is possible to reduce the occupied space of Y-direction, and complete machine stack manner is flexible.
In embodiments of the present invention, as shown in figures 1-4, mobile terminal further include: guide rod 305, guide rod 305 and shell
Body 1 is connected, and thread bush 301 is movably sheathed on guide rod 305.
Further, guide rod 305 is oriented along the moving direction of camera 2, and thread bush 302 is equipped with through-hole, guide rod
305 are threaded through in through-hole.
In practical application, guide rod is arranged in the present embodiment between camera and lead screw, and guide rod is threaded through thread bush
In through-hole, the purpose being arranged in this way is that lead screw rotation will drive camera rotation in order to prevent, a positioning action is played, with true
Stretching motion may only be carried out along the perforation on shell by determining camera.The present embodiment to the setting of guide rod without limitation, specifically
It can be depending on actual design requirement.
In embodiments of the present invention, it as shown in figure 4, transmission mechanism 3 is located at the symmetric position of 2 two sides of camera, and drives
Mechanism 4 is located at the side far from or adjacent to camera 2 of transmission mechanism 3.
In practical application, the left and right side in camera, and the transmission mechanism phase of two sides is can be set in transmission mechanism
Symmetrical for the middle line of camera, driving mechanism can be located at the side of the separate camera of transmission mechanism, can also be located at biography
The side of the neighbouring camera of motivation structure (Fig. 4 is to show the structure).The structure of Fig. 1 and Fig. 2 is unilateral single driving structure, in this way
There may be camera discontinuity, camera is easy inclination in telescopic process and stuck or Telescopic is caused to lose
Effect, therefore, in order to overcome the technical problem, in the case where thrust same with unilateral driving structure, the present embodiment is in addition to can be with
Double driving mechanism (as shown in Figure 3) is set in the either side (left side or right side) of camera, i.e., side dual-drive moves outside structure, also
Driving mechanism, i.e. bilateral list driving structure can be set in the two sides of camera.Bilateral list driving structure specific structure such as Fig. 4 institute
Show, by taking driving mechanism is located at the side of separate camera of transmission mechanism as an example, is illustrated, is being taken the photograph with position shown in Fig. 4
As same transmission mechanism and driving mechanism is respectively set in the symmetric position at left and right sides of head, for transmission mechanism and driving mechanism
Specific descriptions referring to above to the specific descriptions process of Fig. 2, it is no longer burdensome herein.
In embodiments of the present invention, mobile terminal described in the utility model embodiment, as shown in figures 1-4, camera 2,
Transmission mechanism 3 and driving mechanism 4 are generally aligned in the same plane.Specifically, driving mechanism 4 can be motor (also referred to as motor), the second cone
Gear 304 can be connected directly between on the output shaft of motor 4；It, can also be the in order to adjust flexible rate and adjustment motive force
Gearbox 5 is set between two bevel gears 304 and driving mechanism 4, specifically, gearbox 402 is connected in the shaft of motor 4, is become
The output shaft 501 of fast case 5 is connect (as shown in figures 1-4) with second bevel gear 304.
It should be noted that the different rotation directions of motor, may be implemented stretching or the contractile motion of camera, for example,
Motor rotates forward (or reversion), realizes the stretch out motion of camera；Motor reversal (rotating forward) realizes the contractile motion of camera, this
Embodiment does not limit this, and can set as the case may be.
Further, motor 4 can be stepper motor.
In practical application, stepper motor is the opened loop control motor that electric impulse signal is changed into angular displacement or displacement of the lines,
It is the main executive component in modern digital program control system, application is extremely wide.The present embodiment uses stepper motor, has
Following advantage: there is maximum torque when motor stalls；Since the precision of every step is three to percent five percent, and
Will not by the accumulation of error of a step in next step thus have the repeatability of preferable position precision and movement；Due to there is no brush,
Reliability is higher, therefore the service life of motor is dependent only on the service life of bearing；The response of motor only determines by numeral input pulse,
Opened loop control can be thus used, this allows the structure of motor fairly simple and controls cost；Since speed is proportional to
Pulse frequency, thus have than the wider range of speeds.Certainly, other types of motor also can be used in the present embodiment, not to this
It limits.
In conclusion the mobile terminal that the embodiments of the present invention provide, has at least the following advantages:
Firstly, compared with prior art, in mobile terminal structure described in the utility model embodiment, telescopic camera
It is smaller in the space hold of mobile terminal length direction (abbreviation Y-direction), be conducive to the trend development to mobile terminal spaces compact；
In addition, using two bevel gears as transmission parts in the retractable camera lens structure, on the one hand, the bearing capacity of bevel gear
By force, light-weight, greasy property is good, cost is relatively low, can not only mitigate the weight and cost of entire mobile terminal, additionally it is possible to guarantee
The stretching motion of camera is more smooth；On the other hand, the transmission of two vertical axises may be implemented in two bevel gears, thus into one
Step saves the occupied space of mobile terminal length direction (Y-direction).
Secondly as drive lead screw to rotate simultaneously using two motors, compared with the driving of the single motor of the prior art,
In the identical situation of thrust, the volume of single motor can be done small, save the occupancy of mobile terminal thickness direction (Z-direction) in this way
Space.
Again, due to being provided with unilateral driving structure in the side of camera, alternatively, being provided in the two sides of camera double
Side list driving structure drives the camera to carry out stretching motion, and such two kinds of double drive structures can make camera stress equal
It is even, it avoids camera and is easy inclination in telescopic process and leads to the failure of stuck or Telescopic.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be wanted with right
Subject to the protection scope asked.
Claims (10)
1. a kind of mobile terminal characterized by comprising shell, camera, transmission mechanism and driving mechanism；
There is inner cavity in the shell, offer perforation in communication with the inner cavity on the shell；
The camera is movably disposed in the shell and can pass in and out the perforation；
The transmission mechanism is located at described interior intracavitary, and the transmission mechanism includes: thread bush, lead screw, first bevel gear and second
Bevel gear, the thread bush are connected with the camera, and the thread bush is sheathed on the lead screw, and the thread bush with it is described
Threads of lead screw transmission is connected, and one end of the lead screw is equipped with the first bevel gear, the second bevel gear and first cone
Gear engaged transmission；
The driving mechanism is located at described interior intracavitary and is connected with the second bevel gear, and the driving mechanism drives the transmission
The second bevel gear of mechanism rotates, to drive the camera mobile by the transmission mechanism.
2. mobile terminal according to claim 1, which is characterized in that the transmission mechanism is located at the one of the camera
Side, and the driving mechanism is located at the side far from the camera of the transmission mechanism.
3. mobile terminal according to claim 1, which is characterized in that the transmission mechanism is located at the one of the camera
Side, and the driving mechanism is located at the side of the neighbouring camera of the transmission mechanism.
4. mobile terminal according to claim 1, which is characterized in that the second bevel gear is two, two described the
Two bevel gears are located at the two sides of the lead screw, and two second bevel gears engage biography with the first bevel gear respectively
Dynamic, the driving mechanism is two, and each driving mechanism drives the second bevel gear rotation.
5. mobile terminal according to claim 4, which is characterized in that in two second bevel gears, one described
Two bevel gears are located at the side far from the camera of the lead screw, another described second bevel gear is located at the lead screw
The side of the neighbouring camera.
6. mobile terminal according to claim 4, which is characterized in that two second bevel gears are relative to the lead screw
Axisymmetricly it is arranged, and two driving mechanisms are axisymmetricly arranged relative to the lead screw.
7. mobile terminal according to claim 1 to 6, which is characterized in that the output shaft of the driving mechanism with
The lead screw is vertical.
8. mobile terminal according to claim 1 to 6, which is characterized in that further include:
Guide rod, the guide rod are connected with the shell, and the thread bush is movably sheathed on the guide rod.
9. mobile terminal according to claim 8, which is characterized in that moving direction of the guide rod along the camera
Orientation, the thread bush are equipped with through-hole, and the guide rod is threaded through in the through-hole.
10. mobile terminal according to claim 1 to 6, which is characterized in that the camera, the driver
Structure and the driving mechanism are generally aligned in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821977887.XU CN209170436U (en) | 2018-11-28 | 2018-11-28 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821977887.XU CN209170436U (en) | 2018-11-28 | 2018-11-28 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209170436U true CN209170436U (en) | 2019-07-26 |
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ID=67340760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821977887.XU Active CN209170436U (en) | 2018-11-28 | 2018-11-28 | Mobile terminal |
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| Country | Link |
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| CN (1) | CN209170436U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111163198A (en) * | 2020-01-16 | 2020-05-15 | 维沃移动通信有限公司 | Electronic device |
| CN111867313A (en) * | 2020-07-31 | 2020-10-30 | 维沃移动通信有限公司 | Electronic device |
| CN112383649A (en) * | 2020-10-12 | 2021-02-19 | 盐城鸿石智能科技有限公司 | Lifting structure for front camera of comprehensive screen mobile phone |
| CN112386136A (en) * | 2020-12-04 | 2021-02-23 | 中山市伊丝顿电器有限公司 | Multi-motor driving device of food processor |
| CN112600956A (en) * | 2020-12-02 | 2021-04-02 | 维沃移动通信有限公司 | Electronic equipment |
| CN112954147A (en) * | 2019-12-11 | 2021-06-11 | 荣耀终端有限公司 | Camera assembly and electronic equipment |
-
2018
- 2018-11-28 CN CN201821977887.XU patent/CN209170436U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954147A (en) * | 2019-12-11 | 2021-06-11 | 荣耀终端有限公司 | Camera assembly and electronic equipment |
| CN111163198A (en) * | 2020-01-16 | 2020-05-15 | 维沃移动通信有限公司 | Electronic device |
| CN111163198B (en) * | 2020-01-16 | 2021-12-24 | 维沃移动通信有限公司 | Electronic device |
| CN111867313A (en) * | 2020-07-31 | 2020-10-30 | 维沃移动通信有限公司 | Electronic device |
| CN112383649A (en) * | 2020-10-12 | 2021-02-19 | 盐城鸿石智能科技有限公司 | Lifting structure for front camera of comprehensive screen mobile phone |
| CN112600956A (en) * | 2020-12-02 | 2021-04-02 | 维沃移动通信有限公司 | Electronic equipment |
| CN112386136A (en) * | 2020-12-04 | 2021-02-23 | 中山市伊丝顿电器有限公司 | Multi-motor driving device of food processor |
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