WO2020078177A1

WO2020078177A1 - Mobile terminal and camera apparatus

Info

Publication number: WO2020078177A1
Application number: PCT/CN2019/107622
Authority: WO
Inventors: 汪晓永; 田昂; 喻俊峰
Original assignee: 华为技术有限公司
Priority date: 2018-10-16
Filing date: 2019-09-25
Publication date: 2020-04-23
Also published as: CN109561244A; CN109561244B

Abstract

Provided is a mobile terminal, comprising a display screen, a housing and a camera apparatus, wherein the display screen is mounted on the housing; the mobile terminal is provided with an accommodation cavity; the housing is provided with an opening; the camera apparatus is accommodated in the accommodation cavity; the camera apparatus comprises a driving assembly and a camera assembly; and the driving assembly is used for driving the camera assembly to extend out of the housing from the opening. Since there is no need to reserve a position, in a front side region of a mobile terminal, for arranging a camera or dig out a hole on a display screen, the screen occupation ratio of the mobile terminal and the overall display effect of the display screen are improved.

Description

Mobile terminal and camera device

Technical field

The present invention relates to the field of communication technology, and in particular, to a mobile terminal and camera device.

Background technique

At present, more and more users choose to use mobile phones, tablets and other portable mobile terminals for shooting. However, the cameras of mobile terminals currently on the market are usually fixedly embedded. For example, a front camera is usually provided by digging holes in the display area of the display screen of a mobile phone to increase the screen ratio. However, digging holes will destroy the overall display effect of the display screen of the mobile terminal.

Summary of the invention

The technical problem to be solved by the embodiments of the present application is to provide a mobile terminal and a camera device that are beneficial to the development of full screen.

In order to achieve the above purpose, the implementation of this application adopts the following technical solutions:

A first aspect of an embodiment of the present application provides a mobile terminal, including a display screen, a housing, and a camera device, the mobile terminal is provided with a receiving cavity, the display screen is mounted on the housing, and the housing An opening is provided on the camera, and the camera device is housed in the housing cavity. The camera device includes a drive assembly and a camera assembly. The drive assembly is used to drive the camera assembly to extend from the opening into the housing. The driving assembly includes a driving member, a screw rod, a nut bracket, a guide rod and a connecting member, the driving member is located in the receiving cavity, the screw rod is rotatably connected with the driving member, the nut bracket and the wire The rod is screwed, the guide rod is fixed in the receiving cavity and penetrates the nut bracket, the guide rod is arranged at intervals of the screw rod, and the connecting piece is sleeved on the guide rod and is connected with the rod The nut bracket is installed together; the camera assembly includes a camera bracket and a camera, the camera bracket is fixedly connected with the connecting piece, the camera is fixed on the camera bracket, and the driving piece can drive the wire Rotated, so that the nut screw member drives the connecting rod movement along the guide so that the camera protrudes from the opening of the housing.

In the mobile terminal provided by the present application, the camera device is movably housed in the housing cavity rather than fixedly embedded in the housing, and the driving assembly can drive the camera assembly to extend out of the housing from the opening, so , There is no need to reserve a camera position or dig a hole on the display screen in the front area of the mobile terminal, which can increase the screen ratio of the mobile terminal, improve the overall display effect of the display screen, and increase the intelligence of the mobile terminal . In addition, the screw rod drives the camera assembly to move along the guide rod, which can effectively improve the motion accuracy of the camera assembly and improve the reliability of the mobile terminal operation. Further, the connection member is fixedly connected to the camera bracket, and the connection member and the nut bracket are installed together, so that the connection member can be driven along the guide rod under the driving of the driving member In this way, there is no need to further provide guides on the camera bracket, thereby simplifying the structure of the camera device, saving the space occupied by the camera device, and facilitating the development of the mobile terminal to be thinner and thinner.

In an embodiment, the nut bracket includes a screwed portion and an installation portion fixedly connected to the screwed portion, the screwed portion is screwed to the screw, and the installation portion is sleeved on the For the guide rod, the driving assembly further includes an elastic member, the elastic member is sleeved on the guide rod and abuts the connecting member on the mounting portion, thereby connecting the connecting member with the The installation section is installed together.

In this embodiment, the connecting member is abutted against the mounting portion by the elastic member, so that the connecting member and the mounting portion can be movably mounted together, so that the camera assembly When the mobile terminal is exposed outside, the receiving cavity can be retracted due to external force. For example, when the mobile terminal is bumped, the camera assembly retracts into the receiving cavity due to external force and is effectively received by the housing It is protected from being damaged, thereby extending the service life of the camera device. In addition, the elastic effect of the elastic member can buffer the mobile terminal when it is impacted by an external force, thereby further protecting the camera device and avoiding damage to the camera device.

In one embodiment, the connecting member includes a fixing portion and an extending portion extending from the fixing portion, the fixing portion is fixed together with the camera holder, and the mounting portion includes a first mounting portion , The second installation part and the third installation part, the second installation part and the third installation part are protruded and extended in the same direction from both ends of the first installation part It is formed that the first installation part is fixedly connected with the screw connection part, the extension part extends into the installation part and is sleeved on the guide rod, and the elastic member is elastically compressed on the extension Between the part and the third installation part, so that the extension part and the second installation part abut together.

In this embodiment, since the mounting portion has a substantially groove-like structure, the elastic member is elastically compressed between the extending portion and the third mounting portion, and the mounting portion can protect the elasticity Parts to extend the service life of the elastic member.

In an embodiment, the nut bracket further includes a cover body, the cover body is fixedly connected to the screw portion and the mounting portion, and the cover body covers the screw portion and the mounting And the elastic member, the cover body can protect the elastic member and prolong the service life of the elastic member, and the cover body is also used to avoid the movement of the elastic member caused by other structures of the mobile terminal interference.

In an embodiment, the driving assembly further includes a fixing bracket, the fixing bracket includes a main body, a first mounting portion and a second mounting portion, the main body is fixed on an inner wall of the receiving cavity, the first mounting The portion is protrudingly provided on one end of the main body, and the second mounting portion is protrudingly provided on the other end of the main body, wherein the second mounting portion is provided adjacent to the opening, so The driving element is installed on the first mounting portion, the end of the screw rod away from the driving element is rotatably connected to the second mounting portion, and the guide rod is inserted through the first mounting portion and the The second mounting portion is described.

In this embodiment, the fixed bracket is used to support the driving member, the screw rod, and the guide rod, and to facilitate assembly of the mobile terminal.

In an embodiment, the first mounting portion includes a base, and the driving member is accommodated in the base and fits with the inner wall of the base, thereby avoiding shaking and vibration of the driving member and ensuring The shooting quality of the camera component.

In one embodiment, the camera device further includes a baffle, and a tail portion of the driving member away from the screw rod is fixed to the first mounting portion of the fixing bracket through the baffle.

In this embodiment, the tail portion of the driving member away from the lead screw is fixed to the first mounting portion of the fixing bracket by the baffle, to further prevent the driving member from rotating and shaking, thereby further improving the camera The shooting quality of the component and the accuracy of the movement of the camera component.

In an embodiment, the driving assembly further includes an elastic member and a fixing bracket, the fixing bracket is fixed in the receiving cavity, the elastic member is sleeved on the guide rod, and the elastic member is elastically compressed in Between the nut bracket and the fixed bracket, to provide elastic force when the nut bracket drives the camera bracket to move in the direction of the opening.

In this embodiment, the elastic member is elastically compressed between the nut bracket and the fixed bracket, and the elastic auxiliary effect of the elastic member accelerates the movement speed of the camera assembly in the direction of the opening, so that The camera extends out of the opening as soon as possible, so that the mobile terminal responds quickly and effectively to the user's camera / photographing needs, and improves the working efficiency of the mobile terminal and the user's experience.

In an embodiment, the driving assembly further includes a bearing, and an end of the screw rod away from the driving member is rotatably connected to the second mounting portion through the bearing.

In an embodiment, the driving assembly further includes a clip, the clip is fixedly sleeved on the bearing and connected to the second mounting portion.

In an embodiment, the camera device further includes a first limiting member, and an end of the camera bracket away from the opening forms a limiting slot, and the limiting slot includes a first end and a second end, wherein , The first end is disposed adjacent to the opening, the first limiting member is fixed to the inner wall of the receiving cavity and penetrates the limiting groove, when the first limiting member is connected to the opening When the first end part is in contact, the camera assembly is completely contained in the receiving cavity; when the first limiter is in contact with the second end, the camera of the camera assembly extends out of the housing, .

In this embodiment, the limiting groove and the first limiting member are used to limit the movement stroke of the camera assembly to avoid damage to the camera assembly.

In an embodiment, the camera device further includes a second limiter, the second limiter is protrudingly provided on the side wall of the receiving cavity, and the second limiter is used to communicate with the camera The end of the bracket away from the opening resists to limit the movement stroke of the camera assembly when the driving member drives the camera assembly to retract into the receiving cavity to avoid damage to the camera assembly.

In an embodiment, the second limiting member includes a fixed portion and a limiting portion, the limiting portion is an elastic piece, the fixed portion is fixed on an inner wall of the receiving cavity, and the limiting portion Is fixedly connected to the main body, the other end of the limiting portion is a free end, and the end of the camera bracket away from the opening can be sandwiched between the limiting portion and the inner wall of the receiving cavity, The limiting part can limit the movement stroke of the camera assembly and buffer the impact of the camera assembly when the camera bracket is retracted into the receiving cavity, so as to avoid damage to the camera assembly.

In an embodiment, the camera device further includes a third limiter, the third limiter is fixed in the receiving cavity and is disposed opposite to the opening, and the camera is movably disposed on the first Three limiting pieces to further guide the movement of the camera assembly relative to the receiving cavity, so that the movement of the camera assembly is smoother and more stable.

In an embodiment, the third limiting member is a sleeve.

In an embodiment, the camera device further includes a processor and a feedback component, the feedback component includes a Hall element and a first magnetic member, the Hall element is fixed to the receiving cavity, and the first magnetic member Fixed on the camera bracket, the processor is electrically connected with the Hall element and the driving element, the Hall element is used to sense the magnetic induction intensity, if the Hall element senses the magnetic induction The intensity is a first preset magnetic induction intensity, and the processor controls the driving member to stop driving the screw.

In this embodiment, the magnetic induction intensity sensed by the Hall element automatically controls the operation of the driving member, improves the accuracy of the control, and is beneficial to extending the service life of the camera device and increasing the intelligence of the mobile terminal.

In an embodiment, the feedback assembly further includes a second magnetic member, the second magnetic member is fixed on the camera bracket, the first magnetic member is disposed adjacent to the opening, and the second magnetic member The component is disposed at the end of the camera bracket away from the opening, and if the magnetic induction intensity sensed by the Hall element is the second preset magnetic induction intensity, the processor controls the driving component to stop driving the screw .

In this embodiment, through the first magnetic induction element and the second magnetic induction element provided at different positions of the camera holder, if the magnetic induction intensity sensed by the Hall element is the first preset magnetic induction intensity, it means that the camera The component reaches the preset shooting position; if the magnetic induction intensity sensed by the Hall element is the first preset magnetic induction intensity, it means that the camera component is completely contained in the receiving cavity. The precise control of extension and retraction can further improve the accuracy of control, which is beneficial to prolong the service life of the camera device and improve the intelligence of the mobile terminal.

In one embodiment, the driving member is fixed in the receiving cavity by a fastener to prevent the driving member from shaking to affect the shooting quality of the camera assembly.

A second aspect of an embodiment of the present application provides a camera device, including a driving component and a camera component. The driving component is used to drive the motion of the camera component. The driving component includes a driving member, a screw, a nut bracket, and a guide And a connecting member, the screw rod is rotatably connected to the driving member, the nut bracket is screwed to the screw rod, the guide rod is threaded through the nut bracket, and the guide rod is arranged at intervals between the screw rod , The connector is sleeved on the guide rod and installed together with the nut bracket; the camera assembly includes a camera bracket and a camera, the camera bracket is fixedly connected to the connector, and the camera is fixed On the camera bracket, the driving member can drive the screw to rotate, so that the nut bracket drives the connecting member to move along the guide rod.

BRIEF DESCRIPTION

FIG. 1 is a schematic front view of a camera device of a mobile terminal according to an embodiment of the present application when it extends out of a housing.

FIG. 2 is a schematic diagram of another perspective of the mobile terminal shown in FIG. 1.

FIG. 3 is a schematic front view of a partial structure of the mobile terminal after removing the display screen.

FIG. 4 is a three-dimensional assembly schematic diagram of a partial structure of a mobile terminal after removing a display screen.

FIG. 5 is a perspective exploded view of a partial structure of a mobile terminal after removing a display screen.

6 is a schematic diagram of a camera device of a mobile terminal.

7 is a schematic perspective view of an imaging device of a mobile terminal.

FIG. 8 is a schematic exploded perspective view of the camera device of the mobile terminal.

9 is a schematic perspective view of the driving assembly of the camera device with the cover of the nut holder removed.

10 is a schematic perspective view of another perspective view of the driving assembly of the camera device with the cover of the nut holder removed

FIG. 11 is a schematic perspective view of another structure of the camera device from another perspective.

FIG. 12 is a schematic view of the state when the first limiting member of the camera assembly is in abutment with the second end of the limiting groove.

13 is a schematic diagram of an imaging device provided by an embodiment of the present application.

14 is a schematic diagram of an imaging device provided by an embodiment of the application.

15 is a structural block diagram of a mobile terminal provided by an embodiment of the present application.

16 is a schematic diagram of an application scenario of a mobile terminal.

FIG. 17 is a schematic rear view of a mobile terminal provided by another embodiment of this application.

FIG. 18 is a schematic diagram of an application scenario of the mobile terminal shown in FIG. 17.

detailed description

An embodiment of the present application provides a mobile terminal, including a display screen, a housing, and a camera device, the mobile terminal is provided with a receiving cavity, the display screen is installed on the housing, and the housing is provided with an opening The camera device is housed in the housing cavity. The camera device includes a drive assembly and a camera assembly. The drive assembly is used to drive the camera assembly to extend out of the housing from the opening. The drive assembly includes A driving member, a screw rod, a nut bracket, a guide rod and a connecting member, the driving member is located in the receiving cavity, the screw rod is rotatably connected with the driving member, and the nut bracket is screwed with the screw rod, The guide rod is fixed to the receiving cavity and penetrates the nut bracket, the guide rod is arranged at intervals between the screw rods, and the connecting member is sleeved on the guide rod and installed with the nut bracket Together; the camera assembly includes a camera bracket and a camera, the camera bracket is fixedly connected to the connecting member, the camera is fixed on the camera bracket, the driving member can drive the screw to rotate, The nut screw member drives the connecting rod movement along the guide so that the camera protrudes from the opening of the housing.

Please refer to FIG. 1. FIG. 1 is a schematic front view of a camera device of a mobile terminal according to an embodiment of the present application when extending out of a housing. The mobile terminal 100 can be any mobile terminal such as a smart phone, smart watch, tablet computer, personal digital assistant (PDA), point of sale (POS), in-vehicle computer, desktop computer, notebook computer, smart TV, etc. This is not limited in the embodiments of the present invention.

The mobile terminal 100 includes a display screen 10, a housing 30, and a camera 50. The display screen 10 is installed on the casing 30, and the display surface of the display screen 10 is the front area of the mobile terminal 100. Please refer to FIG. 2. FIG. 2 is another schematic view of the mobile terminal shown in FIG. 1. The housing 30 is provided with an opening 31. In this embodiment, the opening 31 is located on the top of the mobile terminal 100 shown in FIG. 2. It can be understood that the installation position of the camera device 50 in the mobile terminal 100 is not limited.

Please refer to FIG. 3, FIG. 4 and FIG. 5, FIG. 3 is a schematic front view of a partial structure of the mobile terminal after removing the display screen, FIG. 4 is a perspective assembly diagram of the partial structure of the mobile terminal after removing the display screen, and FIG. 5 is a removal of the mobile terminal A three-dimensional exploded schematic view of the partial structure behind the display screen. The housing 30 forms an accommodating cavity 33 for accommodating the imaging device 50. The receiving cavity 33 communicates with the opening 31. The imaging device 50 can be movably accommodated in the accommodating cavity 33 and can extend or retract the housing 30 through the opening 31. In this embodiment, the camera device 50 is used to acquire a scene or portrait on the front side of the mobile terminal 100, that is, the camera device 50 is used as a front camera device. The imaging device 50 includes a driving unit 51 and an imaging unit 53. The driving assembly 51 is used to drive the camera assembly 53 to extend or retract into the cavity 33 through the opening 31.

In other embodiments, the camera 50 can be used as a rear camera, etc. The camera 50 can also be a rotating camera, which is not limited herein.

It should be clear that the specific structure of the mobile terminal 100 is not limited in this application, as long as the mobile terminal 100 has a storage cavity 33 for accommodating the camera device 50.

Please refer to FIGS. 6 and 7 together. FIG. 6 is a schematic diagram of the camera device of the mobile terminal, and FIG. 7 is a perspective schematic diagram of the camera device of the mobile terminal. The driving assembly 51 includes a fixed bracket 511, a driving member 512, a screw 513, a nut bracket 514, and a guide rod 515. The fixing bracket 511 is fixed to the inner wall of the receiving cavity 33.

Please refer to FIG. 8 in combination. FIG. 8 is a schematic exploded perspective view of a camera device of a mobile terminal. The fixing bracket 511 includes a main body 5111, a first mounting portion 5112, and a second mounting portion 5113. The main body 5111 is fixed on the inner wall of the accommodating cavity 33, and the first mounting portion 5112 protrudes from one end of the main body 5111. The second mounting portion 5113 protrudes from the other end of the main body 5111. The second mounting portion 5113 is provided adjacent to the opening 31. In this embodiment, the fixing bracket 511 is made of plastic material to reduce the weight of the camera device 50, which is beneficial to the development of the mobile terminal 100 to be thin and light. It should be noted that the material of the fixing bracket 511 is not limited.

Further, the first mounting portion 5112 includes a base 5115. The base 5115 is substantially sleeve-shaped, and is used for accommodating the driving member 512. The first mounting portion 5112 forms a first mounting hole 5116 across the base 5115. The second mounting portion 5113 is provided with connection holes 5117 and second mounting holes 5118 at intervals. The second mounting hole 5118 is provided corresponding to the first mounting hole 5116.

The driving element 512 is accommodated in the base 5115 of the first mounting portion 5115, and the driving element 512 is attached to the inner wall of the base 5115. Since the driving member 512 and the inner wall of the base 5115 are attached together, the shaking of the driving member 512 is avoided, and the shooting quality of the camera assembly 53 is ensured. In this embodiment, the driver 512 is a stepping motor. It can be understood that the driving member 512 is not limited to a stepping motor, and the driving member 512 may also be a driving device such as a cylinder or an oil cylinder. One end of the screw 513 is rotatably connected to the driving member 512, and the end of the screw 513 away from the driving member 512 is rotatably connected to the connecting hole 5117 of the second mounting portion 5115.

Please refer to FIGS. 9 and 10. FIG. 9 is a perspective schematic view of the driving assembly of the camera device with the cover of the nut holder removed, and FIG. 10 is a perspective schematic view of the driving assembly of the camera device with the cover of the nut holder removed from another perspective. The nut holder 514 is substantially "L" shaped. The nut bracket 514 is sleeved on the screw 513 and screwed with the screw 514. The nut holder 514 includes a screw portion 5141, an installation portion 5143, and a cover 5145 (as shown in FIG. 8). The screwing portion 5141 is sleeved on the screw 513 and screwed with the screw 514. The installation portion 5143 is fixedly connected to the screw portion 5141. The installation portion 5143 has a substantially groove-like structure. The installation part 5143 includes a first installation part 5144, a second installation part 5145, and a third installation part 5147. The second installation part 5145 and the third installation part 5147 are formed by the two ends of the first installation part 5144 protruding and extending in the same direction. The first installation part 5144 is fixedly connected to the screwing part 5141. The third mounting portion 5147 is provided adjacent to the second mounting portion 5115. The cover 5145 is fixed to the screw portion 5141 and the installation portion 5143.

The guide rod 515 is provided at intervals from the screw rod 513, and is used to guide the camera assembly 53 when extending or retracting the cavity 33 through the opening 31. The guide rod 515 is located between the screw rod 513 and the camera module 53. The guide rod 515 is fixed to the second mounting hole 5118 of the second mounting portion 5113, the second mounting portion 5145 of the nut bracket 514, the third mounting portion 5147 of the nut bracket 514, and the first mounting portion 5112 One mounting hole 5116.

The driving assembly 51 further includes a connecting piece 516. The connecting member 516 is fixedly connected to the camera assembly 53 and sleeved on the guide rod 515 to drive the camera assembly 53 to move along the guide rod 515 when the driving member 512 drives the nut bracket 514 to move. Specifically, the connector 516 includes a fixing portion 5161 and an extension portion 5163. The fixing portion 5161 and the imaging unit 53 are fixed together. The extending portion 5163 is formed by the fixing portion 5161 extending toward the guide bar 515. The extending portion 5163 is sleeved on the guide rod 515 and is located between the second mounting portion 5145 and the third mounting portion 5147.

The driving assembly 51 also includes an elastic member 517. The elastic member 517 is sleeved on the guide rod 515. The elastic member 517 is elastically compressed between the extending portion 5163 of the connecting member 516 and the third mounting portion 5147, that is, the elastic member 517 abuts the connecting member 516 on the second mounting portion 5145 of the mounting portion 5143, thereby The connecting piece 516 and the nut bracket 514 are movably installed together. The elastic member 517 abuts the connecting member 516 on the second mounting portion 5145 of the mounting portion 5143. When the camera module 53 is exposed outside the mobile terminal 100, the receiving cavity 33 can be retracted by external force, for example When the mobile terminal 100 is bumped, the camera assembly 53 is retracted along the guide bar 515 by the external force to recover the cavity 33 and thus is effectively protected by the housing 30 from being damaged. Thus, the service life of the camera device 50 is extended. In addition, the elastic effect of the elastic member 517 can buffer the mobile terminal 100 when it is impacted by an external force, thereby further protecting the camera device 50 from damage to the camera device 50. If the external force is an external force that the user intends to press the camera assembly 53 back into the cavity 33 by pressing, the elastic effect of the elastic member 517 can improve the user's experience in the process of applying force, making the user feel when pressing the camera assembly 53 Not so "hard". The cover 5145 covers the screw portion 5141, the mounting portion 5143, and the elastic member 517 to prevent other structures of the mobile terminal 100 from interfering with the movement of the elastic member 517. In an embodiment, the nut holder 514 may omit the cover 5145.

In one embodiment, the mounting portion 5143 may omit the second mounting portion 5145 and the third mounting portion 5147 oppositely disposed, the connecting member 516 is fixed on the nut bracket 514, and the elastic member 517 is elastically compressed on the fixing bracket 511 Between the first mounting portion 5112, the elastic member 517 is used to provide an elastic auxiliary force for the camera assembly 53 toward the direction of the opening 31. When the camera assembly 53 is completely accommodated in the receiving cavity 33, the mobile terminal 100 does not receive When shooting is required, the driving member 512 does not drive the screw 51 to move, and the elastic member 517 is elastically compressed between the extending portion 5163 of the connecting member 516 and the third mounting portion 5147. When the mobile terminal 100 starts the driving member 512 in response to the user's shooting needs, under the elastic assistance of the elastic member 517, the movement speed of the camera assembly 53 in the direction of the opening 31 can be accelerated, so that the camera extends out of the opening as soon as possible, Therefore, the mobile terminal responds quickly and effectively to the user's shooting needs, and improves the working efficiency of the mobile terminal 100 and the user's experience.

Please refer to FIG. 11. FIG. 11 is a perspective schematic view of a part of the structure of the camera device from another perspective. The drive assembly 51 also includes a bearing 518. The end of the screw rod 513 away from the driving member 512 is rotatably connected to the connecting hole 5117 of the second mounting portion 5113 through a bearing 518.

The driving assembly 51 further includes a clip 519 which is sleeved on the bearing 518 and fixedly received in the connecting hole 5117 of the second mounting portion 5113 to prevent the bearing 518 from loosening. In this embodiment, the clip 519 is embedded on the second mounting portion 5113 by spot welding to save the length of the second mounting portion 5113 and to increase the strength of the fixing bracket 5111.

Please refer to FIGS. 6, 7 and 8 again. The camera assembly 53 includes a camera holder 531 and a camera 533. The camera holder 531 is fixedly connected to the fixing portion 5161 of the connector 516. The camera 533 is fixed on the camera holder 531. The driving member 512 can drive the screw 513 to rotate, thereby driving the camera 533 to extend out of the housing 30 from the opening 31.

The camera device 50 further includes a first limiter 55. Specifically, a limit groove 5311 is formed at the end of the camera holder 531 away from the opening 31. The limiting groove 5311 includes a first end 5313 and a second end 5315, wherein the first end 5313 is adjacent to the opening 31. The first limiting member 55 is fixed to the inner wall of the receiving cavity 33 and penetrates the limiting groove 5311. In this embodiment, when the driving member 512 drives the screw 513 to rotate counterclockwise, the camera assembly 53 moves along the guide rod 512 toward the opening 31. Please refer to FIG. 12. FIG. 12 is the first stopper of the camera assembly 53 and Schematic diagram of the state when the second end of the limiting groove is in contact. When the first limiting member 55 is in contact with the second end 5315, the camera 533 of the camera assembly 53 extends from the opening 31 to the housing 30 to the preset shooting position; When the driving member 512 drives the screw rod 513 to rotate clockwise, the camera assembly 53 retracts along the guide rod 512 to the housing 30. Please refer to FIG. 6 and FIG. 7 when the first stopper 55 is against the first end 5313 The camera module 53 is completely accommodated in the accommodating cavity 33. The limiting groove 5311 and the first limiting member 55 limit the movement stroke of the camera assembly 53 to avoid damage to the camera assembly 53. It can be understood that the rotation direction of the driving member 512 to drive the screw 513 is not limited. For example, when the driving member 512 drives the screw 513 to rotate clockwise, the camera assembly 53 can extend out of the housing 30 from the opening 31, and when the driving member 512 drives the wire When the lever 513 rotates counterclockwise, the camera assembly 53 can be retracted from the opening 31 and the housing 30 can be accommodated in the housing cavity 33.

In an application scenario of the mobile terminal 100, when the camera component 53 of the camera device 30 has extended the opening 31 to the preset shooting position, if the camera device 30 needs to be closed, the camera component 53 can be retracted to The accommodating cavity 33, for example, the user can press the camera component 53 to retract the camera component 53 to the accommodating cavity 33 by hand, which is convenient for the user to operate, and is also conducive to protecting the camera device 50 from being damaged when the user accidentally drops the mobile terminal 100 Camera device 50.

Please refer to FIGS. 6 and 7 again. The camera device 50 further includes a second limiting member 56. The second limiting member 56 is fixed on the inner wall of the receiving cavity 53. The second limiting member 56 is used to resist the end of the camera bracket 531 away from the opening 31, so as to avoid damage to the camera assembly 53 when the driving member 512 drives the camera assembly 53 to retract the cavity 33. When the second stopper 56 abuts the end of the camera bracket 531 away from the opening 31, the camera assembly 53 is completely accommodated in the accommodation cavity 33.

Specifically, the second limiting member 56 includes a fixed portion 561 and a limiting portion 563. The fixing portion 561 is fixed to the inner wall of the accommodating cavity 33, and the limiting portion 563 is protrudingly formed on the fixing portion 561 and extends toward the opening 31. The limit portion 563 is a shrapnel. The end of the camera bracket 531 away from the opening 31 can be sandwiched between the limiting portion 563 and the inner wall of the receiving cavity 33. The limiting portion 563 can buffer the camera assembly when the camera bracket 531 retracts into the cavity 33 and the limiting portion 563 The impact of 53, to avoid damage to the camera assembly 53.

The camera device 50 further includes a third limiting member 57. The third limiting member 57 is fixed in the receiving cavity 33 and is disposed opposite to the opening 31, and the camera bracket 531 is movably inserted in the third limiting member 57 to further limit the movement of the camera assembly 53 relative to the receiving cavity 33. The camera assembly 53 is moved in a straight line in the accommodating cavity 33, so that the movement of the camera assembly 53 is smoother and more stable. In this embodiment, the third stopper 57 is a sleeve. It is assumed that the camera assembly 53 can move in the first direction, and the through hole of the third limiting member 57 extends in the second direction perpendicular to the first direction, and the first limiting member 55 and the second limiting member 56 The first direction limits the camera assembly 53 and the third limiter 57 limits the camera assembly 53 in the second direction, so that the movement of the camera assembly 53 along the first direction is smoother and It is stable and further protects the camera module 53 to extend the service life of the camera module 53.

Please refer to FIG. 13, which is a schematic diagram of a camera device according to an embodiment of the present application. The driving assembly 51 further includes a baffle 520. The tail of the driving member 512 away from the screw 513 is fixed to the first mounting portion 5112 of the fixing bracket 511 by the baffle 520 and the fastener 521, so that the driving member 512 is received in the receiving cavity 33 In order to avoid the shaking and vibration of the driving member 512 affecting the shooting quality and the accuracy of the movement of the camera assembly 53.

It should be noted that the camera device 50 is not limited to the mobile terminal 100. The camera device 50 can also be applied to other devices or terminals. The camera device includes a driving component and a camera component. The driving component is used to drive the The camera assembly moves. The driving assembly includes a driving member, a screw rod, a nut bracket, a guide rod, and a connecting member. The screw rod is rotatably connected to the driving member. The nut bracket is screwed to the screw rod. A guide rod is passed through the nut bracket, the guide rod is arranged at intervals between the screw rods, the connecting piece is sleeved on the guide rod and is installed together with the nut bracket; the camera assembly includes a camera A bracket and a camera, the camera bracket is fixedly connected with the connecting piece, the camera is fixed on the camera bracket, the driving piece can drive the screw to rotate, so that the nut bracket can drive the connecting piece Move along the guide rod.

In one embodiment, the driving component 51 may omit the elastic member 517. Please refer to FIG. 14, which is a schematic diagram of a camera device provided by another embodiment of this application. The nut bracket 514 is directly fixedly connected to the connecting member 516, thereby The drive unit 51 and the camera unit 53 are connected.

In one embodiment, the driving assembly 51 may omit the fixing bracket 511 and the elastic member 517, the driving member 512 is located in the receiving cavity 33, the screw 513 is rotatably connected with the driving member 512, the nut bracket 514 is screwed with the screw 513, and the guide rod 515 The nut holder 514 is fixed to the receiving cavity 33 and penetrates the nut holder 514. The guide rod 515 is disposed at intervals between the screw rod 513. The nut holder 514 is directly fixedly connected to the camera holder 531.

Please refer to FIG. 15, which is a structural block diagram of a mobile terminal according to an embodiment of the present application. The mobile terminal 100 further includes at least one processor 101, a communication bus 102, at least one communication interface 103, and a memory 104.

The processor 101 and the at least one communication interface 103, the memory 104, the display screen 10, and the driver 512 are all communicatively connected through a communication bus 102. The processor 101 may be a general-purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more integrated circuits.

The communication bus 102 may include a path to transfer information between the aforementioned components.

Communication interface 103, using any transceiver-like device for communicating with other devices or communication networks, such as Ethernet, wireless access network (RAN), wireless local area networks (WLAN), etc. .

The memory 104 may be a read-only memory (ROM) or other types of static storage devices that can store static information and instructions, random access memory (random access memory, RAM), or other types of information and instructions that can be stored The dynamic storage device can also be electrically erasable programmable read-only memory (electrically erasable programmable-read-only memory (EEPROM), read-only compact disc (compact disc read-only memory (CD-ROM) or other optical disc storage, optical disc storage (Including compact discs, laser discs, optical discs, digital versatile discs, Blu-ray discs, etc.), magnetic disk storage media or other magnetic storage devices, or can be used to carry or store desired program code in the form of instructions or data structures and can be used by a computer Access to any other media, but not limited to this. The memory may exist independently and be connected to the processor through the bus. The memory can also be integrated with the processor.

Among them, the memory 104 is used to store application program code, and the processor 101 is used to execute the application program code stored in the memory 104 to realize the function of the application program.

In a specific implementation, as an embodiment, the processor 101 may include one or more CPUs, such as CPU0 and CPU1 in FIG. 15.

In a specific implementation, as an embodiment, the mobile terminal 100 may include multiple processors, such as the processor 101 and the processor 105 in FIG. 15. Each of these processors may be a single-core (single-CPU) processor or a multi-core (multi-CPU) processor. The processor herein may refer to one or more devices, circuits, and / or processing cores for processing data (eg, computer program instructions).

Please refer to FIG. 6 and FIG. 15 together. The camera device 50 further includes a feedback component 59. The feedback component 59 includes a Hall element 591 and a first magnetic element 593. The Hall element 591 is fixed in the receiving cavity 33 and the first magnetic element 593 is fixed in On the camera holder 531, the Hall element 591 is electrically connected to the processor 101. The Hall element 591 is used to sense the magnetic induction intensity. If the magnetic induction intensity sensed by the Hall element 591 is the first preset magnetic induction intensity, the processor 101 controls the driving element 512 to stop driving the screw 513 to move.

In this embodiment, the processor 101 controls the driving element 512 according to the magnetic induction intensity sensed by the Hall element 591, thereby improving the accuracy of controlling the driving element 512 and improving the working efficiency of the camera device 50. Further, since the processor 101 controls the movement of the camera module 53 according to the Hall element 591, the camera module 53 is prevented from bumping, which is beneficial to prolong the service life of the camera device 50.

The feedback assembly 59 further includes a second magnetic member 595. The second magnetic member 595 is fixed on the camera bracket 531, wherein the first magnetic member 593 is disposed adjacent to the opening 31, and the second magnetic member 595 is disposed on the camera bracket 531 away from the opening 31 At one end, if the magnetic induction intensity sensed by the Hall element 591 is the second preset magnetic induction intensity, the processor 101 controls the driving member 512 to stop driving the screw 513 to move.

In this embodiment, the first magnetic induction element 593 and the second magnetic induction element 595 are provided at different positions of the camera holder 531. If the magnetic induction intensity sensed by the Hall element 591 is the first preset magnetic induction intensity, it means that the camera assembly 53 reaches the Set the shooting position; if the magnetic induction intensity sensed by the Hall element 591 is the second preset magnetic induction intensity, it means that the camera assembly 53 is completely accommodated in the accommodating cavity 33. Thus, the processor 101 improves according to the feedback of the Hall element 591 The accuracy of the driving control of the driving member 512 further improves the working efficiency of the imaging device 50.

In this embodiment, when the processor 101 receives the trigger operation input by the user, the processor 101 can control the driving member 512 to drive the screw 513 to rotate, thereby driving the camera assembly 53 to move relative to the receiving cavity 33. The following describes by way of example how the processor 101 of the mobile terminal 100 determines the specific situation of the trigger operation received by the user.

A situation is shown in FIG. 16, and this situation is exemplarily described by taking the mobile terminal as a mobile phone as an example. In the case where the mobile terminal shown in this embodiment is installed with a camera application corresponding to the imaging device 50, the mobile terminal The interface of 100 can display the first icon 201 of the camera application. The camera application includes application software capable of applying the camera device 50, such as WeChat, QQ, and so on. When the processor 101 of the mobile terminal 100 detects that the first icon 201 of the camera application receives a click event input by the user, the processor 101 controls the mobile terminal 100 to enter the shooting interface. The processor 101 controls the driving member 512 to drive the screw 513 to rotate, so that the camera 533 of the camera assembly 53 extends from the opening 31 to the housing 30 to the preset shooting position.

A situation is shown in FIG. 17. In this case, the mobile terminal is a mobile phone as an example for illustration. The mobile terminal 100 includes a first camera device and a second camera device 301, where the first camera device is Apply for the aforementioned camera device 50 that can be extended and retracted from the housing 30 through the opening 31, and the second camera device 301 is fixedly embedded on the back of the mobile terminal 100 and used as a rear camera device. In the mobile terminal shown in this embodiment 100. When a camera application is installed, when the processor 101 of the mobile terminal 100 detects that the first icon of the camera application receives a click event input by the user (similar to the interface of the mobile terminal shown in FIG. 16), please Referring to FIG. 18, the processor 101 controls the mobile terminal 100 to enter the shooting interface 302, and the shooting interface 302 includes a second icon 303. In this embodiment, the second icon 303 is an application icon for converting a working camera device. When the processor 101 detects that the second icon 303 receives a click event input by the user, the processor 101 controls the camera device to be switched to. For example, switching the second camera 301 currently used by the mobile terminal 100 to the first camera, or switching the first camera 301 currently used by the mobile terminal 100 to the second camera 301. For example, the processor 101 controls the mobile terminal 100 to enter the shooting interface 302. The content displayed is the screen acquired by the second camera 301, that is, the camera currently working on the mobile terminal 100 is the second camera 301. When the processor 101 When it is detected that the second icon 303 receives a click event input by the user, the processor 101 controls to close the second camera 301 and switch to work of the first camera.

Please refer to FIG. 16 again, the mobile terminal 100 may be provided with a plurality of physical buttons 203. In one embodiment, one of the physical buttons 203 is a start button of the camera device 50. When the processor 101 detects the trigger event of the activation key by the user, it controls to activate or deactivate the camera device 50. In an embodiment, when the processor 101 of the mobile terminal 100 detects that the first icon 201 of the camera application receives a click event input by the user, the processor 101 controls the mobile terminal 100 to enter the shooting interface, and the processor 101 detects When the user triggers one of the physical keys, the processor 101 controls the camera device 30 to start.

The above are only specific embodiments of the present invention, but the scope of protection of the present invention is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present invention. It should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

A mobile terminal includes a display screen, a housing, and a camera device, the mobile terminal is provided with a receiving cavity, the display screen is installed on the housing, the housing is provided with an opening, and the camera device Accommodated in the accommodating cavity, the camera device includes a drive assembly and a camera assembly, the drive assembly is used to drive the camera assembly to extend out of the housing from the opening,

The drive assembly includes a drive member, a screw rod, a nut bracket, a guide rod, and a connector. The drive member is located in the receiving cavity. The screw rod is rotatably connected to the drive member. The nut bracket is connected to the The screw rod is screwed, the guide rod is fixed in the receiving cavity and penetrates the nut bracket, the guide rod is arranged at intervals of the screw rod, and the connecting piece is sleeved on the guide rod and connected with the The nut brackets are installed together;

The camera assembly includes a camera bracket and a camera, the camera bracket is fixedly connected to the connector, and the camera is fixed on the camera bracket,

The driving member can drive the screw to rotate, so that the nut bracket drives the connecting member to move along the guide rod, so that the camera extends from the opening to the housing.
The mobile terminal according to claim 1, wherein the nut holder includes a screwed portion and an installation portion fixedly connected to the screwed portion, the screwed portion is screwed to the lead screw, so The mounting part is sleeved on the guide bar, and the driving assembly further includes an elastic member, the elastic member is sleeved on the guide bar and abuts the connecting member on the mounting part, thereby The connection piece and the installation portion are installed together.
The mobile terminal according to claim 2, wherein the connector includes a fixing portion and an extending portion extending from the fixing portion, the fixing portion is fixed together with the camera holder, and the installation The unit includes a first installation part, a second installation part, and a third installation part. The second installation part and the third installation part are composed of the first installation part Both ends protrude and extend in the same direction, the first mounting portion is fixedly connected to the screw connection portion, the extending portion is sleeved on the guide rod, and the elastic member is elastically compressed to the extension Between the part and the third installation part, so that the extension part abuts on the second installation part.
The mobile terminal according to claim 2, wherein the nut holder further comprises a cover body, the cover body is fixedly connected to the screw portion and the mounting portion, and the cover body covers the The screw part, the installation part and the elastic piece.
The mobile terminal according to claim 1, wherein the driving assembly further comprises a fixing bracket, the fixing bracket includes a main body, a first mounting portion and a second mounting portion, the main body is fixed to the receiving cavity On the inner wall, the first mounting portion is protrudingly provided on one end of the main body, the second mounting portion is protrudingly provided on the other end of the main body, and the second mounting portion is The opening is adjacently arranged, the driving member is installed on the first mounting part, the end of the screw rod away from the driving member is rotatably connected with the second mounting part, and the guide rod is threaded through the The first mounting portion and the second mounting portion.
The mobile terminal according to claim 5, wherein the first mounting portion includes a base, and the driving member is accommodated in the base and attached to the inner wall of the base.
The mobile terminal according to claim 5, wherein the camera device further includes a baffle, and a tail portion of the driving member away from the lead screw is fixed to the first mounting portion of the fixing bracket through the baffle on.
The mobile terminal according to claim 1, wherein the camera device further includes a first limiter, and a end slot of the camera bracket away from the opening forms a limit slot, the limit slot includes a first end And a second end, wherein the first end is adjacent to the opening, the first limiting member is fixed to the housing and penetrates the limiting groove, when the first When a stopper is against the first end, the camera assembly is completely contained in the receiving cavity, and when the first stopper is against the second end, the camera of the camera assembly Extend the housing.
The mobile terminal according to claim 1, wherein the camera device further comprises a second limiter, the second limiter is protrudingly provided on the inner wall of the receiving cavity, and the second limiter The piece is used to resist the end of the camera bracket away from the opening.
The mobile terminal according to claim 9, wherein the second limiting member comprises a fixing portion and a limiting portion, the limiting portion is an elastic piece, and the fixing portion is fixed to the receiving cavity On the inner wall, one end of the limiting portion is fixedly connected to the main body, the other end of the limiting portion is a free end, and the end of the camera bracket away from the opening can be sandwiched between the limiting portion and the Between the inner walls of the receiving cavity.
The mobile terminal according to claim 1, wherein the camera device further comprises a third limiting member, the third limiting member is fixed in the receiving cavity and is disposed opposite to the opening, the The camera is movably installed on the third limiting member.
The mobile terminal according to claim 1, wherein the camera device further includes a processor and a feedback component, the feedback component includes a Hall element and a first magnetic member, the Hall element is fixed to the housing Cavity, the first magnetic element is fixed on the camera bracket, the processor is electrically connected to the Hall element and the driving element, the Hall element is used to sense the magnetic induction intensity, if the The magnetic induction intensity sensed by the Hall element is the first preset magnetic induction intensity, and the processor controls the driving member to stop driving the screw rod to move.
The mobile terminal according to claim 12, wherein the feedback component further comprises a second magnetic member, the second magnetic member is fixed on the camera bracket, and the first magnetic member is opposite to the opening Adjacent to each other, the second magnetic member is provided at an end of the camera bracket away from the opening, and if the magnetic induction intensity sensed by the Hall element is the second preset magnetic induction intensity, the processor controls the driving The piece stops driving the screw.
An imaging device, characterized in that the imaging device includes a driving component and an imaging component, the driving component is used to drive the movement of the imaging component,

The drive assembly includes a drive member, a screw rod, a nut bracket, a guide rod, and a connector. The screw rod is rotatably connected to the drive member, the nut bracket is screwed to the screw rod, and the guide rod is threaded In the nut bracket, the guide rod is arranged at intervals between the screw rods, and the connecting member is sleeved on the guide rod and installed together with the nut bracket;

The camera assembly includes a camera bracket and a camera, the camera bracket is fixedly connected to the connector, and the camera is fixed on the camera bracket,

The driving member can drive the screw rod to rotate, so that the nut bracket drives the connecting member to move along the guide rod.
The mobile terminal according to claim 14, wherein the nut holder includes a screwed portion and an installation portion fixedly connected to the screwed portion, the screwed portion is screwed to the lead screw, so The mounting part is sleeved on the guide bar, and the driving assembly further includes an elastic member, the elastic member is sleeved on the guide bar and abuts the connecting member on the mounting part, thereby The connection piece and the installation portion are installed together.
The mobile terminal according to claim 15, wherein the connector includes a fixing portion and an extending portion formed by the fixing portion, the fixing portion and the camera holder are fixed together, and the installation The unit includes a first installation part, a second installation part, and a third installation part. The second installation part and the third installation part are composed of the first installation part Both ends protrude and extend in the same direction, the first mounting portion is fixedly connected to the screw connection portion, the extending portion is sleeved on the guide rod, and the elastic member is elastically compressed to the extension Between the part and the third installation part, so that the extension part abuts on the second installation part.