WO2019228380A1

WO2019228380A1 - Camera module and mobile terminal

Info

Publication number: WO2019228380A1
Application number: PCT/CN2019/088898
Authority: WO
Inventors: 杨自美; 黄茂昭
Original assignee: Oppo广东移动通信有限公司
Priority date: 2018-05-31
Filing date: 2019-05-28
Publication date: 2019-12-05
Also published as: CN208489912U

Abstract

A camera module (10) is provided. The camera module (10) is detachably provided on a main device (20) of a mobile terminal and is used in conjunction with the main device (20). The camera module (10) comprises a battery (100), a motherboard (200), a lens assembly (300) and a housing (400). The battery (100) is provided with a mounting notch (101). The motherboard (200) is arranged on the battery (100) and electrically connected to the battery (100), and is provided with a first mounting hole (201) corresponding to the mounting notch (101). The lens assembly (300) comprises a support (310) and a camera (320). The camera (320) is mounted on the support (310), the support (310) is accommodated in a space defined by both the mounting notch (101) and the first mounting hole (201). The camera (320) is inserted in the mounting notch (101), and a light entering surface of the camera (320) is exposed through the mounting notch (101). The housing (400) covers the motherboard (200) and the battery (100).

Description

Camera module and mobile terminal

Technical field

The present invention relates to the technical field of mobile terminals, and in particular, to a camera module and a mobile terminal.

Background technique

In mobile terminals such as mobile phones, the front camera will occupy part of the space of the display screen, and the space for increasing the screen ratio of the mobile phone is limited, affecting the true realization of full-screen mobile phones.

Summary of the Invention

Based on this, it is necessary to provide a camera module and a mobile terminal.

A camera module that can be detachably disposed on a host of a mobile terminal and used in conjunction with the host includes:

The battery is provided with a mounting gap;

A main board stacked on the battery, the main board being provided with a first mounting hole corresponding to the mounting gap;

The lens assembly includes a bracket and a camera, the camera is mounted on the bracket, the bracket is housed in a space defined by both a mounting gap and a first mounting hole, and the camera passes through the mounting gap, A light incident surface of the camera is exposed from the mounting gap; and

The shell is sleeved on the motherboard and the battery.

The battery is provided with a mounting gap;

A main board stacked on the battery, the main board having a first mounting surface capable of being stacked on the battery, the first mounting surface being provided with a first mounting hole corresponding to the mounting gap;

The lens assembly includes a bracket and a camera, the camera is mounted on the bracket, the bracket is housed in a space defined by both a mounting gap and a first mounting hole, and a light incident surface of the camera is located on the first The side on which the mounting surface is located; and

The shell is sleeved on the motherboard and the battery.

A camera module that can be detachably connected to a host of a mobile terminal and used in conjunction with the host. The camera module includes:

The battery is provided with a mounting gap;

The lens assembly is penetrated in a space defined by the mounting notch and the first mounting hole; and

A casing is sleeved on the main board and the battery, and a light incident surface of the lens assembly is exposed from the casing.

A mobile terminal includes a host and the camera module described above, and the camera module can be wired or wirelessly connected to the host.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly explain the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely These are some embodiments of the present invention. For those of ordinary skill in the art, without any creative work, drawings of other embodiments can also be obtained according to these drawings.

FIG. 1 is a three-dimensional structure diagram of a camera module according to an embodiment; FIG.

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic diagram of a partial structure after the casing is removed in FIG. 1; FIG.

4 is a schematic structural diagram of the camera module of FIG. 1 when the connecting plug is rotated to a certain position;

FIG. 5 is a schematic structural diagram when the connecting plug in the camera module of FIG. 1 is rotated to another position; FIG.

6 is a schematic front view of FIG. 1;

7 is a schematic bottom view of FIG. 6;

8 is a schematic side view of FIG. 6;

FIG. 9 is a schematic diagram of the three-dimensional structure of the host.

Detailed ways

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The drawings show a preferred embodiment of the invention. However, the invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a thorough and comprehensive understanding of the disclosure of the present invention.

As used herein, a "terminal device" refers to a device capable of receiving and / or transmitting communication signals including, but not limited to, connection via any one or more of the following connection methods:

(1) Connected via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, or direct cable connection;

(2) Via a wireless interface method, such as a cellular network, a wireless local area network (WLAN), a digital television network such as a DVB-H network, a satellite network, and an AM-FM broadcast transmitter.

A terminal device configured to communicate through a wireless interface may be referred to as a “mobile terminal”. Examples of mobile terminals include, but are not limited to, the following electronic devices:

(1) Satellite phone or cellular phone;

(2) Personal Communication System (PCS) terminals that can combine cellular radiotelephones with data processing, facsimile, and data communication capabilities;

(3) Radiotelephone, pager, Internet / Intranet access, Web browser, notepad, calendar, Personal Digital Assistant (PDA) equipped with a Global Positioning System (GPS) receiver;

(4) conventional laptop and / or palm receivers;

(5) Conventional laptop and / or palm-type radiotelephone transceivers and the like.

Referring to FIG. 1 and FIG. 9 at the same time, a camera module 10 according to an embodiment of the present invention is provided. The camera module 10 is detachably disposed on the host 20 of the mobile terminal. The camera module 10 can be used in conjunction with the host 20 of the mobile terminal. Mobile terminals can be smart phones or tablets. When the camera module 10 is installed (eg, inserted) on the host 20, the host 20 can control the shooting function of the camera module 10 through a wired connection. At the same time, the camera module 10 does not occupy the installation space of the display 21 on the host 20 In the case that the shooting function is satisfied and the overall size of the host 20 is constant, the area of the display screen 21 increases. At this time, the ratio of the area of the display screen 21 to the area of the host 20 increases, and the screen ratio of the host 20 increases. Obviously , The screen ratio of the entire mobile terminal increases. When the camera module 10 is detached from the host 20 and detached from the host 20, the host 20 can control the shooting function of the camera module 10 through a wireless connection. Therefore, no matter the camera module 10 is installed on the host 20 or separated from the host 20, the camera module 10 does not occupy the installation space of the display 21 on the host 20, and the screen ratio of the entire mobile terminal is increased by increasing the area of the display 21 .

Referring to FIG. 1 to FIG. 3 at the same time, the camera module 10 includes a battery 100, a motherboard 200, a lens assembly 300, and a housing 400. The battery 100 is provided with a mounting notch 101, and the circumferential direction of the mounting notch 101 is not closed. The battery 100 and the main board 200 are stacked on each other. The battery 100 is electrically connected to the main board 200 and supplies power to the main board 200. The main board 200 is provided with a first mounting hole 201, the first mounting hole 201 is a through hole and is opposite to the mounting notch 101. The lens assembly 300 includes a bracket 310 and a camera 320. The cameras 320 are disposed on the bracket 310. The number of the cameras 320 may be one or two. The bracket 310 is electrically connected to the motherboard 200, so that the camera 320 transmits data to other components on the motherboard 200 through the bracket 310. The bracket 310 can be entirely contained in a space defined by both the mounting notch 101 and the first mounting hole 201. The camera 320 is inserted into the mounting notch 101 of the battery 100. The light incident surface 321 of the camera 320 is disposed away from the motherboard 200. The casing 400 is sleeved on the motherboard 200 and the battery 100. The casing 400 protects the motherboard 200 and the battery 100, and prevents liquid droplets and dust from adhering to the motherboard 200 and the battery 100 to corrode the two, and also avoid external impact. The force directly acts on the main board 200 and the battery 100 to prevent the main board 200 and the battery 100 from being damaged and ensure that the camera module 10 has a sufficiently long service life.

Since the battery 100 and the main board 200 are stacked on each other, the bracket 310 is accommodated in the installation notch 101 and the first installation hole 201, and the camera 320 is inserted in the installation notch 101 of the battery 100. The bracket 310 and the camera 320 make full use of the installation notch 101, the first A receiving space of a mounting hole 201, that is, most or even all of the entire lens assembly 300 is accommodated in the mounting gap 101 and the first mounting hole 201. Compared with directly attaching the lens assembly 300 on the surface of the main board 200, the part of the lens assembly accommodated in the mounting notch 101 and the first mounting hole 201 is the same when the thickness of the battery 100 and the main board 200 is constant. 300 does not occupy the thickness dimension of the entire camera module 10, so that the distance of the lens module 300 protruding from the surface of the motherboard 200 in the thickness direction of the camera module 10 is reduced or even eliminated, thereby reducing the thickness dimension of the camera module 10. The notch 101 and the first mounting hole 201 reduce the weight of the main board 200 and the battery 100 on the basis of ensuring the data processing function of the main board 200 and the capacity of the battery 100, so as to achieve a light and thin design of the entire camera module 10.

The battery 100 includes a first connection section 110 and a second connection section 120. The number of the first connection section 110 is one, the number of the second connection section 120 is one, and one end of both the first connection section 110 and the second connection section 120. The first connection section 110 and the second connection section 120 are connected in a straight strip shape, and the first connection section 110 and the second connection section 120 are perpendicular to each other, so that the cross section of the entire battery 100 is L-shaped. At this time, the first A connecting section 110 and a second connecting section 120 form a circumferentially non-closed installation gap 101. In other embodiments, the cross section of the battery 100 may be U-shaped, trapezoidal, or crescent-shaped.

The main board 200 may be a substantially rectangular plate. The main board 200 has a first mounting surface 210 and a second mounting surface 220 opposite to each other. The first mounting surface 210 and the second mounting surface 220 are opposite to each other. The first mounting surface 210 is disposed toward the battery 100. The second mounting surface 220 is disposed facing away from the battery 100. When the motherboard 200 and the battery 100 are stacked, the first mounting surface 210 is stacked on the surface of the battery 100. At this time, the first mounting surface 210 is opposite to the second mounting surface 220. Set closer to the battery 100. The first mounting surface 210 is provided with a first connection head 230. The first connection head 230 is a male head. The first connection head 230 may also be replaced by a female seat. The first connector 230 may be a BTB (Board Board to Board) connector. In other embodiments, the first connector 230 may be a contact connector or the like.

Referring to FIG. 2 and FIG. 3 at the same time, the light incident surface 321 of the camera 320 is located on the side where the first mounting surface 210 is located. Therefore, the light incident surface 321 of the camera 320 is not located in the first mounting hole 201 or the second installation of the motherboard 200 The side where the surface 220 is located. In other words, the light incident surface 321 of the camera 320 may be located in the installation notch 101 of the battery 100; or, the light incident surface 321 of the camera 320 is located outside the installation notch 101, so that the light incident surface 321 and the battery 100 are far from the motherboard 200 The surface 103 maintains a set distance.

The lens assembly 300 further includes a first FPC (Flexible Printed Circuit) board 330. The number of the first FPC boards 330 may be two. One end of each first FPC board 330 is connected to the bracket 310, and the first FPC board The other end of 330 is a mounting end 331. The mounting end 331 is provided with a first connection seat 332. The first connection seat 332 is a female seat. The first connection seat 332 can also be replaced by a male head. The first connection base 332 may be a BTB connection base. In other embodiments, the first connection base 332 may be a touch connection base or the like.

Referring to FIGS. 1 to 3 at the same time, when the bracket 310 and the camera 320 are accommodated in the mounting gap 101 and the first mounting hole 201, a portion of the first FPC board 330 near the bracket 310 is stacked on the second mounting surface 220 of the motherboard 200. . Because the thickness of the first FPC board 330 is thin, the size occupied by the first FPC board 330 in the thickness direction of the entire camera module 10 can be ignored. Of course, a groove may also be provided on the main board 200. The part of the first FPC board 330 is accommodated in the groove, and the part of the first FPC board 330 will not occupy the dimension in the thickness direction of the camera module 10. The mounting end 331 of the first FPC board 330 is bent to the connecting surface of the main board 200 through the mounting gap 101. At this time, the first FPC board 330 has a covering effect on the end of the main board 200; the mounting gap 101 is the first FPC board The mounting end 331 of 330 is bent to the connection surface of the main board 200 to provide a space for avoidance. At the same time, the mounting end 331 can be accommodated in the mounting notch 101 to reduce the size occupied by the mounting end 331 in the thickness direction of the camera module 10. After the mounting end 331 is bent to the connection surface, the first connection seat 332 on the mounting end 331 cooperates with the first connection head 230 on the connection surface, so that the electrical connection between the motherboard 200 and the lens assembly 300 can be realized. At the same time, it can also strengthen the fixing of the entire lens assembly 300 to a certain extent.

When the first connector 230 is mated with the first connector 332, in order to further reduce the distance that the mounting end 331 protrudes from the first mounting surface 210 in the thickness direction of the camera module 10, the first connector 230 provided with the first connector 230 can be made smaller. A portion of the first mounting surface 210 is recessed to a predetermined depth in the direction of the second mounting surface 220 to form a sinker 202, and the first connector 230 is located on the bottom wall of the sinker 202. By providing the sink groove 202, the mounting end 331 can be accommodated in the sink groove 202, thereby further reducing or even eliminating the distance that the mounting end 331 protrudes from the battery 100, and ensuring that the camera module 10 is thin.

A second connector 250 is also photographed on the first mounting surface 210 of the motherboard 200. The second connector 250 is a male connector, and the second connector 250 may also be replaced by a female connector. The second connection head 250 may be a BTB connection head. In other embodiments, the second connector 250 may also be disposed on the second mounting surface 220 of the motherboard 200.

The battery 100 is provided with a second FPC board 130, one end of the second FPC board 130 is connected to the battery 100, and the other end of the second FPC board 130 is provided with a second connection seat 140, which is a female seat. The second BTB connector can also be replaced by a male connector, and the second connector 140 can be a BTB connector. When the main board 200 and the battery 100 are stacked, the second connection head 250 will cooperate with the second connection base 140, so that the electrical connection between the main board 200 and the battery 100 can be achieved, so that the battery 100 supplies power to the main board 200.

Referring to FIG. 1 and FIG. 2, FIG. 6 to FIG. 8 at the same time, a third mounting hole 410 is provided on the surface of the housing 400, and the camera 320 of the lens assembly 300 is inserted through the mounting gap 101 and the third mounting hole 410 at the same time. The distance between the light incident surface 321 and the surface of the housing 400 is A, where the value of A ranges from 0mm ≦ A ≦ 5mm. Specifically, when the value of A is 0, the light incident surface 321 of the camera 320 may be flush with the surface of the housing 400. When A is greater than 0, for example, A is 3mm or 5mm, etc., the surface of the camera 320 relative to the surface of the housing 400 A reasonable distance is raised, that is, a reasonable distance is maintained between the light incident surface 321 of the camera 320 and the surface of the housing 400. On the basis of ensuring that the focal length of the camera 320 satisfies the shooting function, the value of A can be reduced as much as possible, avoiding the sudden visual effect of the camera 320 due to protrusion, and ensuring the overall consistency of the appearance of the camera module 10.

Referring to FIG. 1 to FIG. 3 at the same time, the camera module 10 further includes a connection plug 260. The connection plug 260 may be a micro USB plug or a type-c plug. The connection plug 260 is connected to the motherboard 200. In other embodiments, the connection plug 260 may be replaced with a connection socket. The connection plug 260 can be inserted into the host 20 of the mobile terminal. The camera module 10 exchanges data with the host 20 through the connection plug 260, that is, the host 20 controls the shooting function of the camera module 10 through a wired connection. At the same time, the host 20 can also charge the camera module 10 through the connection plug 260.

Referring to FIG. 2, FIG. 4, FIG. 5, and FIG. 9 at the same time, the connecting plug 260 may be rotatably connected to the main board 200. When the camera module 10 is inserted into the host 20, the connection plug 260 is “straightened” and unfolded, that is, the connection plug 260 is disposed in parallel with the battery 100. When the camera module 10 is inserted and unloaded from the host 20, the connector can be "bent" and retracted, even if the connector is rotated 90 ° relative to the host 20, at this time, the connection plug 260 is perpendicular to the battery 100, In the state, it is convenient to store the camera module 10. In the shooting state, the connecting plug 260 is rotated relative to the motherboard 200, which can expand the shooting angle of the camera 320, and the camera 320 can capture more shooting scenes.

At the same time, referring to FIG. 4 and FIG. 5, the surface of the housing 400 is further provided with a avoidance gap 430, and the connection plug 260 is passed through the avoidance gap 430. When the connection plug 260 rotates, the avoidance gap 430 is the connection plug 260. The sufficient rotation space is provided to prevent the connection plug 260 from being jammed due to interference during the rotation.

Referring to FIG. 2, the camera module 10 further includes an antenna spring 240, and the antenna spring 240 is disposed on the first mounting surface 210 of the motherboard 200. For example, the antenna dome 240 may receive and send WiFi signals. When the camera module 10 is detached and completely detached from the host 20, the camera module 10 may implement wireless connection with the host 20 through the antenna dome 240. Within the receiving range of the WiFi signal, the camera module 10 can be controlled remotely through the mobile phone to take pictures, and the camera module 10 can be placed in different positions, and finally multi-scene shooting or multi-angle shooting can be realized.

Referring to 1 and FIG. 9 at the same time, the present invention also provides a mobile terminal. The mobile terminal includes a host 20 and the camera module 10 described above. The camera module 10 is used in conjunction with the host 20. When the camera module 10 is installed on the host 20 At this time, the host 20 can control the shooting of the camera module 10 through a wired connection. When the camera module 10 is detached from the host 20, the host 20 can control the shooting of the camera module 10 through a wireless connection. The camera module 10 does not occupy the installation space of the display 21 on the host 20, and when the shooting function is satisfied and the overall size of the host 20 is constant, the area of the display 21 increases, and the ratio of the area of the display 21 to the area of the host 20 As it increases, the screen ratio of the host 20 increases, so that the screen ratio of the entire mobile terminal increases.

The technical features of the embodiments described above can be arbitrarily combined. In order to simplify the description, all possible combinations of the technical features in the above embodiments have not been described. However, as long as there is no contradiction in the combination of these technical features, It should be considered as the scope described in this specification.

The above-mentioned embodiment only expresses several implementation manners of the present invention, and the description thereof is more specific and detailed, but it cannot be understood as a limitation on the scope of the invention patent. It should be noted that, for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the invention patent shall be subject to the appended claims.

Claims

A camera module that can be detachably disposed on a host of a mobile terminal and used in conjunction with the host includes:

The battery is provided with a mounting gap;

A main board stacked on the battery, the main board being provided with a first mounting hole corresponding to the mounting gap;

The lens assembly includes a bracket and a camera, the camera is mounted on the bracket, the bracket is housed in a space defined by both a mounting gap and a first mounting hole, and the camera passes through the mounting gap, A light incident surface of the camera is exposed from the mounting gap; and

The shell is sleeved on the motherboard and the battery.
The camera module according to claim 1, wherein the motherboard has a first mounting surface and a second mounting surface opposite to each other, and the first mounting surface is closer to the battery than the second mounting surface. A first connector is disposed on the first mounting surface, and the lens assembly further includes a first FPC board disposed on the bracket and connected to the camera, the first FPC board having a mounting end, and A part of the first FPC board is stacked on the second mounting surface and the mounting end is bent to the first mounting surface, and the mounting end is provided with a first part that can cooperate with the first connection head. One connection seat.
The camera module according to claim 2, wherein the mounting end is bent to the first mounting surface through the mounting gap.
The camera module according to claim 3, wherein the battery comprises a first connection section and a second connection section, and one end of both the first and second connection sections are connected to each other, and the first, second The other ends of the two connecting sections are free ends, and the first and second connecting sections collectively surround the installation gap.
The camera module according to claim 4, wherein the first connection section and the second connection section are perpendicular to each other.
The camera module according to claim 2, wherein the first connector is a BTB connector, and the first connector is a BTB connector.
The camera module according to claim 2, wherein part of the first mounting surface is recessed toward the second mounting surface to form a sink, and the first connector is disposed on a bottom wall of the sink. on.
The camera module according to claim 2, further comprising an antenna spring sheet, the antenna spring sheet being disposed on the first mounting surface.
The camera module according to claim 2, wherein a second connector is provided on the first mounting surface, a second FPC board is connected to the battery, and a second FPC board is provided. A second connection seat mated with the second connection head.
The camera module according to claim 9, wherein the second connector is a BTB connector, and the second connector is a BTB connector.
The camera module according to claim 1, wherein a third mounting hole is formed on the surface of the casing for the camera to pass through, and between the light incident surface of the camera and the surface of the casing The distance is A, where 0mm≤A≤5mm.
The camera module according to claim 1, further comprising a connection plug for transmitting current and data, the connection plug being connected to the motherboard and capable of being inserted into the host.
The camera module according to claim 12, wherein the connection plug is rotatably connected to the main board, and an avoidance gap is provided on the housing, and the connection plug is passed through the avoidance gap, The avoidance gap can provide a rotation space for the connection plug.
A camera module that can be detachably disposed on a host of a mobile terminal and used in conjunction with the host includes:

The battery is provided with a mounting gap;

A main board stacked on the battery, the main board having a first mounting surface capable of being stacked on the battery, the first mounting surface being provided with a first mounting hole corresponding to the mounting gap;

The lens assembly includes a bracket and a camera, the camera is mounted on the bracket, the bracket is housed in a space defined by both a mounting gap and a first mounting hole, and a light incident surface of the camera is located on the first The side on which the mounting surface is located; and

The shell is sleeved on the motherboard and the battery.
A mobile terminal includes a host and the camera module according to any one of claims 1 to 14, and the camera module can be wired or wirelessly connected with the host.
A camera module that can be detachably connected to a host of a mobile terminal and used in conjunction with the host. The camera module includes:

The battery is provided with a mounting gap;

A main board stacked on the battery, the main board being provided with a first mounting hole corresponding to the mounting gap;

The lens assembly is penetrated in a space defined by the installation notch and the first installation hole; and a casing is sleeved on the main board and the battery, and a light incident surface of the lens assembly is exposed from the casing.
The camera module according to claim 16, wherein the motherboard has a first mounting surface and a second mounting surface opposite to each other, and the first mounting surface is closer to the battery than the second mounting surface. The first mounting surface is provided with a first connector, the lens assembly further includes a first FPC board, the first FPC board is provided with a first connection seat, and the first FPC board is mounted from the second The surface is bent to the first mounting surface, and is fastened to the first connection head through the first connection seat.
The camera module according to claim 17, wherein the battery comprises a first connection section and a second connection section, one end of the first connection section is connected to one end of the second connection section, and The other end of one connection section and the other end of the second connection section are free ends, and the first connection section and the second connection section together form the installation gap.
The camera module according to claim 16, wherein the camera module includes a connection plug for transmitting current and data, and the connection plug is rotatably connected to the motherboard and can be inserted into the host; The housing is provided with an avoidance gap, and the connection plug is passed through the avoidance gap.
A mobile terminal includes a host and the camera module according to any one of claims 16 to 19, and the camera module can be wired or wirelessly connected to the host.