CN210640921U

CN210640921U - Electronic device

Info

Publication number: CN210640921U
Application number: CN202020232615.8U
Authority: CN
Inventors: 张祥; 刘天宇
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-05-29
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses an electronic device, wherein, a driven device is movably arranged on a shell and is provided with a first bulge and a second bulge; the driving mechanism comprises a driving motor and a cam, the driving motor comprises a power output shaft, and the power output shaft is connected with the cam; the rim of the cam comprises a plurality of third bulges, and every two adjacent third bulges are connected through a sunken joint part; when the driven device is located at the extending position, the driven device extends out of the shell at least partially through the first through hole, the first protrusion is matched with a third protrusion, and the second protrusion is matched with an engagement part; with the driven member in the retracted position, the driven member is retracted into the housing through the first through hole, and the first projection engages with the other of the engaging portions, and the second projection engages with the other of the third projections. The scheme can solve the problem that the structure of a driving mechanism for driving the driven device to move in the electronic equipment is complex.

Description

Electronic device

Technical Field

The utility model relates to a communication equipment technical field especially relates to an electronic equipment.

Background

With the increase of user demands, the requirements of users on the screen occupation ratio of electronic equipment are higher and higher. The larger screen occupation ratio can not only improve the appearance performance of the electronic equipment, but also improve the display performance of the electronic equipment. In order to achieve the above object, more and more electronic devices employ a camera that can be raised and lowered. The camera that can go up and down can not occupy electronic equipment's face space, and then can make the area of display screen bigger, reaches the purpose that the increase screen accounts for.

In the actual working process, the camera needs to be driven by a driving mechanism to realize movement. In the existing electronic equipment, the driving mechanism is a screw driving mechanism, and the structure of the screw driving mechanism is complex, so that the structure of the electronic equipment is complex.

Of course, not limited to the camera, other driven devices (e.g., a flash) that can be raised and lowered into and out of the housing also have the above-described problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an electronic equipment to solve the comparatively complicated problem of actuating mechanism's of drive by the drive device removal among the electronic equipment structure.

In order to solve the above problem, the utility model adopts the following technical scheme:

an electronic device, comprising:

a housing having a first aperture;

a driven device movably disposed on the housing, the driven device having a first protrusion and a second protrusion, the first protrusion being spaced apart from the second protrusion and the first protrusion being adjacent to the first aperture, the driven device being movable between an extended position and a retracted position;

the driving mechanism comprises a driving motor and a cam, the driving motor is arranged in the shell and comprises a power output shaft, the power output shaft is connected with the cam, and the cam can rotate along with the power output shaft;

the rim of the cam comprises a plurality of third bulges, every two adjacent third bulges are connected through a sunken joint part, and the first bulges and the second bulges move along the rim along with the rotation of the cam;

the cam is arranged between the first protrusion and the second protrusion;

with the driven member in the extended position, the driven member extends at least partially out of the housing through the first aperture, and the first projection engages one of the third projections and the second projection engages one of the engagement portions;

with the driven device in the retracted position, the driven device is retracted into the housing through the first through hole, and the first projection engages with the other of the engaging portions, and the second projection engages with the other of the third projections.

The utility model discloses a technical scheme can reach following beneficial effect:

the embodiment of the utility model discloses among the electronic equipment, actuating mechanism includes driving motor and cam, and driving motor links to each other with cam drive, by the cooperation of driver spare through first arch and second arch respectively with the third arch and linking portion to can promote at cam pivoted in-process and be removed by drive device, at driving motor drive cam pivoted in-process, can stretch out outside the casing or retract to within the casing through first perforation along with the rotation of cam by drive device. The driving motor and the drive that needs the cam to realize being driven between the device by the drive, compare in lead screw actuating mechanism, the embodiment of the utility model discloses an actuating mechanism among the electronic equipment is comparatively simple.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is an exploded schematic view of a partial structure of an electronic device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a partial structure of an electronic device according to an embodiment of the present invention;

fig. 3 and 4 are schematic structural diagrams of the electronic device disclosed in the embodiment of the present invention in different states, respectively, and in fig. 2 to 4, a black straight line arrow indicates a moving direction of the driven device 200, and a black curved arrow indicates a rotating direction of the cam 320.

Description of reference numerals:

100-shell, 110-middle frame, 111-first perforation, 120-inner cavity,

200-driven device, 210-device support, 211-first protrusion, 212-second protrusion, 213-strip-shaped hole, 214-first recess, 215-second recess,

300-driving mechanism, 310-driving motor, 311-power output shaft, 311 a-positioning groove, 311 b-threaded hole, 320-cam, 321-third projection, 322-connecting part, 330-rolling body, 340-screw, 350-flexible circuit board,

400-an elastic buckle,

500-rivets,

600-sealing sleeve,

700-main board.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 4, an embodiment of the present invention discloses an electronic device, which includes a housing 100, a driven device 200, and a driving mechanism 300.

The housing 100 is a peripheral base member of the electronic apparatus, and the housing 100 can provide a mounting base for other components of the electronic apparatus. In the embodiment of the present invention, both the driven device 200 and the driving mechanism 300 are disposed in the housing 100. In the embodiment of the present invention, the housing 100 has a first through hole 111 and an inner cavity 120, the first through hole 111 is communicated with the inner cavity 120, and further the driven device 200 can be extended out of the housing 100 or retracted into the housing 100 through the first through hole 111. In a general case, the casing 100 may include a middle frame 110, and the first through hole 111 may be opened on the middle frame 110. Of course, the first through hole 111 may also be opened on other constituent members of the casing 100, and is not limited to the middle frame 110, and the embodiment of the present invention does not limit the specific opening position of the first through hole 111 on the casing 100.

The driven device 200 is movably disposed in the housing 100, the driven device 200 is movable relative to the housing 100, and the driven device 200 is movable between an extended position and a retracted position. The driving mechanism 300 is disposed in the inner cavity 120, and the driving mechanism 300 is connected to the driven device 200 to drive the driven device 200 to move. The movement of the driven device 200 can effect a change in its position under the drive of the drive mechanism 300. In the embodiment of the present invention, the driven device 200 is provided with a first protrusion 211 and a second protrusion 212, the first protrusion 211 and the second protrusion 212 are disposed at an interval, and the first protrusion 211 is adjacent to the first through hole 111.

The driving mechanism 300 is used for driving the driven device 200 to move, and the driving mechanism 300 may include a driving motor 310 and a cam 320.

The driving motor 310 is disposed in the housing 100, and in particular, the driving motor 310 may be directly fixed in the housing 100. The driving motor 310 comprises a power output shaft 311, and the power output shaft 311 can realize the output of power during the operation of the driving motor 310. In the present embodiment, the power output shaft 311 of the driving motor 310 is connected to the cam 320. That is, during the operation of the driving motor 310, the cam 320 may rotate along with the power output shaft 311. The driving motor 310 is electrically connected to the motherboard 700 of the electronic device through the flexible circuit board 350, so as to supply power for the operation of the driving motor 310.

The power take-off shaft 311 is drivingly connected to the cam 320 in a variety of ways. Referring to fig. 1 again, the end surface of the power output shaft 311 may be provided with a threaded hole 311b, the cam 320 is provided with a connecting hole 323, the cam 320 may be fixedly connected with the power output shaft 311 through a screw 340, and specifically, the screw 340 is fixedly connected with the threaded hole 311b after passing through the connecting hole 323. For convenience of assembly, in a more preferable scheme, the power output shaft 311 may be provided with two positioning slots 311a, two positioning protrusions may be disposed at corresponding positions in the connecting hole 323 of the cam 320, and the two positioning protrusions may be respectively in positioning fit with the two positioning slots 311a, so as to achieve pre-assembly between the cam 320 and the power output shaft 311, and then further fixation is achieved through the screw 340. Therefore, the structure can facilitate the assembly of the power output shaft 311 and the cam 320, and can improve the assembly effect between the power output shaft 311 and the cam 320.

In the embodiment of the present invention, the rim of the cam 320 includes a plurality of third protrusions 321, and every two adjacent third protrusions 321 are connected by a recessed engagement portion 322. The first protrusion 211 and the second protrusion 212 both move along the rim of the cam 320 with the rotation of the cam 320. The cam 320 is disposed between the first protrusion 211 and the second protrusion 212. The third protrusion 321 is a portion of the rim of the cam 320 farther from the rotation center of the cam 320, and the engaging portion 322 is a portion of the rim of the cam 320 closer to the rotation center of the cam 320.

With the driven device 200 in the extended position, the driven device 200 extends at least partially out of the housing 100 through the first through hole 111, and the first protrusion 211 is engaged with a third protrusion 321, and the second protrusion 312 is engaged with an engaging portion 322.

With the driven device 200 in the retracted position, the driven device 200 is retracted into the housing 100 through the first through hole 111, and the first protrusion 211 is engaged with the other engagement portion 322, and the second protrusion 212 is engaged with the other third protrusion 321.

In the embodiment of the present invention, compared to the connection portion 322, the third protrusion 321 is closer to the rotation center of the cam 320, and in the process of rotating the cam 320, the first protrusion 211 is engaged with the third protrusion 321, and under the condition that the second protrusion 312 is engaged with the connection portion 322, the first protrusion 211 is pushed by the third protrusion 321 in the process of rotating the cam 320, so that the driven device 200 moves, and the driven device 200 can be driven to extend out of the housing 100 through the first through hole 111 because the first protrusion 211 is adjacent to the first through hole 111. Similarly, during the rotation of the cam 320, the first protrusion 211 is engaged with another engaging portion 322, the second protrusion 212 is engaged with another third protrusion 321, and since the second protrusion 212 is far away from the first through hole 111 and is located on a side of the cam 320 away from the first protrusion 211, the another third protrusion 321 can push the second protrusion 212 to move, and further push the driven device 200 to retract into the housing 100 through the first through hole 111 via the second protrusion 212, during this process, the first protrusion 211 is engaged with another engaging portion 322, so that the retraction of the whole driven device 200 is not affected.

The embodiment of the utility model discloses among the electronic equipment, actuating mechanism 300 includes driving motor 310 and cam 320, driving motor 310 links to each other with the cam 320 drive, driven device 200 is through the cooperation of first arch 211 and second arch 212 respectively with third arch 321 and linking portion 322 to can promote at cam 320 pivoted in-process and be driven device 200 and remove, at driving motor 310 drive cam 320 pivoted in-process, driven device 200 can stretch out to the casing 100 outside or retract to the casing 100 in through first perforation 111 along with cam 320's rotation. The driving of driven device 200 can be realized to need cam 320 between driving motor 310 and driven device 200, compare in lead screw actuating mechanism, the actuating mechanism among the electronic equipment that the embodiment of the utility model discloses is comparatively simple.

During a particular operation, first protrusion 211 and second protrusion 212 need not be in contact with the rim of cam 320 at all times. For example, with the driven device 200 in the extended position, the second protrusion 212 engages one of the engagement portions 322, and in particular, the second protrusion 212 is located in a recess of the engagement portion 322. In order to improve the driving stability, the first protrusion 211 and the second protrusion 212 may contact with the rim of the cam 320 during the movement of the driven device 200 between the extended position and the retracted position, in which case the cam 320 and the driven device 200 are always in two-point contact, so that the purpose of regular movement can be achieved, and finally the driving stability of the cam 320 can be improved.

As described above, the first protrusion 211 is adjacent to the first through hole 111, that is, the distance between the first protrusion 211 and the first through hole 111 is smaller than the distance between the second protrusion 212 and the first through hole 111. In order to improve the driving effect of the cam 320 on the driven device 200 during the rotation process, in an alternative scheme, the first protrusion 211 and the second protrusion 212 are arranged at an interval in the moving direction of the driven device 200, that is, in the extending direction of the driven device 200, the second protrusion 212 and the first protrusion 211 are arranged in sequence, which is more favorable for the structural arrangement of the cam 320.

As described above, the rim of the cam 320 may include the plurality of third protrusions 321, and the greater the number of the third protrusions 321, the greater the number of the engagement portions 322, respectively. In an alternative, the number of the third protrusions 321 may be three, as shown in fig. 1, and correspondingly, the number of the engagement portions 322 may also be three. In this case, it is possible to avoid an excessively complicated structure of the cam 320, which is more advantageous for further simplifying the structure of the driving mechanism 300.

Alternatively, the center of rotation of the cam 320 may be located on the line connecting the first protrusion 211 and the second protrusion 212, which is more advantageous for the assembly design. In a further aspect, the cam 320 may have a symmetrical structure, and the axis of symmetry of the cam 320 may be a connecting line between the first protrusion 211 and the second protrusion 212. This arrangement is advantageous for achieving more uniform driving of the driven device 200 and avoiding generation of large skew.

In order to reduce friction and make the driving of the driven device 200 smoother, in a preferable scheme, the rim of the cam 320 may be provided with a mounting groove, a rolling body 330 may be disposed in the mounting groove, and the first protrusion 211 and the second protrusion 212 are in rolling fit with the rolling body 330. Compare in sliding fit, rolling fit's friction can be less to can alleviate the wearing and tearing between the relative motion's the part, be favorable to improving the life of part, can alleviate the jam condition betterly simultaneously, improve the drive effect to driven device 200.

In the embodiment of the present invention, the driven device 200 may include a device support 210 and a device main body, the device main body is a main body portion of the driven device 200, and the device main body is installed on the device support 210. In a typical case, the device body is fixed to the device holder 210. The device bracket 210 may be formed with a bar-shaped hole 213 extending along a moving direction of the driven device 200, and the power output shaft 311 of the driving motor 310 may pass through the bar-shaped hole 213 to be connected to the cam 320. The device holder 210 is a base member of the driven device 200, and the device holder 210 is movably disposed to the housing 100, thereby achieving movable engagement between the driven device 200 and the housing 100.

In this case, the strip-shaped hole 213 is opened to allow the driven device 200 to move relatively during driving, and the power output shaft 311 passes through the strip-shaped hole 213, so that a relatively uniform driving force can be applied to the driven device 200. Compared with the situation that the driving mechanism is arranged on one side of the driven device in the prior art, the electronic equipment with the structure can avoid the phenomenon that the driven device 200 is blocked due to larger lateral force.

In a more preferable aspect, a center line of the bar-shaped hole 213 in a length direction thereof and a center line of the driven device 200 in a moving direction thereof may coincide, thereby further improving the balance of driving of the driven device 200.

As described above, the driving motor 310 drives the driven device 200 to move through the cam 320, and the driving motor 310, the cam 320 and the driven device 200 have various positional relationships. In a more preferable aspect, the cam 320, the device holder 210, and the driving motor 310 are disposed in a thickness direction of the electronic apparatus. Note that the thickness direction of the electronic apparatus refers to a direction perpendicular to the display screen of the electronic apparatus. The cam 320, the driven device 200 and the driving motor 310 are stacked in the thickness direction of the electronic apparatus, so that the driving mechanism 300 can be prevented from being arranged on one side of the driven device 200, a circuit board (e.g., a main board 700) of the electronic apparatus is not required to be provided with a large avoiding space, and the circuit board can be provided with more spaces and more functional devices can be integrated.

The embodiment of the utility model provides a be disclosed by drive device 200 can be at least one in camera, flash light, fingerprint identification module and the receiver, the embodiment of the utility model provides a do not restrict by drive device 200's specific kind. For example, on the premise that the driven device 200 is a camera, the device body is a camera body, and the device holder 210 is a camera holder.

In an optional scheme, the electronic device disclosed in the embodiment of the present invention may further include an elastic buckle 400, the elastic buckle 400 is disposed inside the casing 100, the first recess 214 and the second recess 215 may be disposed on a side edge of the driven device 200, and the first recess 214 and the second recess 215 are disposed along the moving direction of the driven device 200. With the driven device 200 in the extended position, the elastic catch 400 is snap-fitted with the first recess 214, thereby enabling the driven device 200 to be more stably positioned in the extended position. With the driven device 200 in the retracted position, the elastic catch 400 may snap-fit with the second recess 215, thereby enabling the driven device 200 to be more stably positioned in the retracted position. Therefore, the structure can improve the working stability of the electronic equipment.

In order to improve the positioning effect on the driven device 200, in a further scheme, the two sides of the driven device 200 may be provided with the elastic buckles 400, and the two side edges of the driven device 200 may be respectively provided with the first recess 214 and the second recess 215, in which case, the driven device 200 may be positioned by the two elastic buckles 400 in the extended position and the retracted position, so that the positioning stability and the balance can be achieved. Specifically, the elastic clip 400 may be fixed to the housing 100 by a rivet 500.

In the embodiment of the present invention, the driven device 200 can pass in and out the housing 100 through the first through hole 111 under the driving of the driving mechanism 300, in order to improve the sealing performance, in an optimized scheme, the inner side port of the first through hole 111 can be provided with a sealing sleeve 600, the sealing sleeve 600 is in sliding sealing fit with the driven device 200, thereby realizing the waterproof and dustproof performance of the electronic device. Specifically, the sealing boot 600 may be fixed to an inner port of the first penetration hole 111 by a fixing bracket. Specifically, the sealing sleeve 600 may be a silicone sleeve fixed in the housing 100.

The embodiment of the utility model provides an electronic equipment can be cell-phone, panel computer, electronic book reader, game machine, wearable equipment (for example intelligent wrist-watch) etc. electronic equipment, the embodiment of the utility model provides a do not restrict electronic equipment's specific kind.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An electronic device, comprising:

a housing having a first aperture;

the cam is arranged between the first protrusion and the second protrusion;

2. The electronic device of claim 1, wherein the first protrusion and the second protrusion both contact the rim during movement of the driven means between the extended position and the retracted position.

3. The electronic device according to claim 1, wherein the first projection and the second projection are provided at an interval in a moving direction of the driven device.

4. The electronic apparatus according to claim 1, wherein a center of rotation of the cam is located on a line connecting the first projection and the second projection.

5. The electronic device according to claim 4, wherein the number of the third protrusions is three, the cam has a symmetrical structure, and a symmetry axis of the cam is the connecting line.

6. The electronic device of claim 1, wherein the rim is provided with a mounting groove provided with a rolling body, and the first protrusion and the second protrusion are in rolling engagement with the rolling body.

7. The electronic device according to claim 1, wherein the driven device comprises a device support and a device main body disposed on the device support, the device support is provided with a strip-shaped hole, the strip-shaped hole extends along a moving direction of the driven device, a power output shaft of the driving motor passes through the strip-shaped hole to be connected with the cam, and the cam, the device support and the driving motor are disposed along a thickness direction of the electronic device.

8. The electronic device of claim 1, further comprising an elastic buckle, wherein the elastic buckle is disposed inside the housing, a first recess and a second recess are disposed on a side edge of the driven device, the first recess and the second recess are disposed along a moving direction of the driven device, the elastic buckle is engaged with the first recess when the driven device is located at the extended position, and the elastic buckle is engaged with the second recess when the driven device is located at the retracted position.

9. The electronic device according to claim 8, wherein the elastic buckles are disposed on two sides of the driven device, and the first recess and the second recess are disposed on two side edges of the driven device.

10. The electronic device of claim 1, wherein an inner port of the first bore is provided with a sealing boot that is in sliding sealing engagement with the driven component.

11. The electronic device of any one of claims 1-10, wherein the driven device comprises at least one of a camera, a flash, a fingerprint recognition module, and a microphone.