CN216673124U - Electronic equipment, camera module, motor device, coil assembly and coil carrier - Google Patents

Abstract

The application provides an electronic device, a camera module, a motor device, a coil assembly and a coil carrier; this coil carrier is annular structure, and annular structure's inside wall is equipped with the screw thread for be connected with the camera lens, and annular structure's lateral wall is equipped with the wrapping post, the wrapping post orientation is kept away from the direction extension setting on lateral wall surface. The coil carrier that this application embodiment provided sets up the wrapping post through the lateral wall at the coil carrier, and the coil can twine on the wrapping post, and the wrapping post plays the effect fixed to the coil, has realized the reliable connection of coil with the coil carrier, can effectively avoid coil and coil carrier separation, improves the structural reliability of camera module.

Description

Electronic equipment, camera module, motor device, coil assembly and coil carrier

Technical Field

The utility model relates to the technical field of camera module structures, in particular to an electronic device, a camera module, a motor device, a coil assembly and a coil carrier thereof.

Background

The coil carrier is the important structure component in the camera module, and the coil bonds or twines in the periphery of coil carrier among the conventional art, leads to the coil to drop easily, can't pass through camera module d volume drop test.

SUMMERY OF THE UTILITY MODEL

The first aspect of the embodiment of the application provides a coil carrier for in camera module, the coil carrier is the loop configuration, and the inside wall of loop configuration is equipped with the screw thread for be connected with the camera lens, and the lateral wall of loop configuration is equipped with the wrapping post, the wrapping post orientation is kept away from the direction extension setting on lateral wall surface.

In a second aspect, an embodiment of the present application provides a coil assembly, where the coil assembly includes a coil and the coil carrier of any one of the above embodiments, and the coil is wound around the winding post.

In a third aspect, an embodiment of the present application provides a motor device for use in a camera module, where the motor device includes a base, a lower elastic sheet, a magnet, an upper elastic sheet, a housing, and the coil assembly in the foregoing embodiment; the two opposite sides of the coil carrier are respectively connected with the base and the shell through the lower elastic sheet and the upper elastic sheet, and the magnet is fixedly arranged on the base or the shell and corresponds to the coil; the base and the shell are matched to form an accommodating space for accommodating the lower elastic sheet, the magnet, the upper elastic sheet and the coil assembly.

In a fourth aspect, an embodiment of the present application provides a camera module, where the camera module includes a lens and the motor device described in the above embodiment, and the lens is connected to a coil carrier of the motor device.

In addition, an embodiment of the present application further provides an electronic device, where the electronic device includes a display screen, a housing, a control circuit board, and the camera module in the above embodiment, and the camera module is connected to the housing; the casing with the display screen cooperation forms accommodation space, control circuit board locates in the accommodation space and with the camera module and the display screen electricity is connected.

The coil carrier that this application embodiment provided sets up the wrapping post through the lateral wall at the coil carrier, and the coil can twine on the wrapping post, and the wrapping post plays the effect fixed to the coil, has realized the reliable connection of coil with the coil carrier, can effectively avoid coil and coil carrier separation, improves the structural reliability of camera module.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of a camera module according to the present application;

FIG. 2 is a schematic structural diagram of a motor device of the camera module in the embodiment of FIG. 1;

FIG. 3 is a schematic disassembled view of the motor device in the embodiment of FIG. 2;

FIG. 4 is a schematic diagram of the overall structure of the coil assembly in the embodiment of FIG. 3;

FIG. 5 is a schematic diagram of the coil assembly of the embodiment of FIG. 4 with the structure broken away;

FIG. 6 is a schematic cross-sectional view of the coil assembly at A-A in the embodiment of FIG. 4;

FIG. 7 is a cross-sectional view of a portion of another embodiment of a coil assembly of the present application;

FIG. 8 is a cross-sectional view of a portion of another embodiment of a coil assembly of the present application;

FIG. 9 is a schematic front view of an embodiment of an electronic device of the present application;

FIG. 10 is a schematic diagram of a back structure of the electronic device in the embodiment of FIG. 9;

fig. 11 is a block diagram illustrating a structural composition of an embodiment of an electronic device according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of indicated technical features is significant. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a public-switched telephone network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic overall structure diagram of an embodiment of a camera module according to the present application, and fig. 2 is a schematic structural diagram of a motor device of the camera module in the embodiment of fig. 1; it should be noted that the camera module in the present application is used for an electronic device, and the electronic device may include a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The camera module 10 includes, but is not limited to, the following structure: a motor device 100 and a lens 200. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, referring to fig. 3, fig. 3 is a schematic diagram illustrating a structure of the motor apparatus in the embodiment of fig. 2 in a disassembled manner, and the motor apparatus 100 in the present embodiment includes a base 110, a lower elastic sheet 120, a magnet 130, a coil assembly 140, an upper elastic sheet 150, and a housing 160.

Optionally, referring to fig. 4 and fig. 5 together, fig. 4 is a schematic diagram of an overall structure of the coil assembly in the embodiment of fig. 3, and fig. 5 is a schematic diagram of a structure of the coil assembly in the embodiment of fig. 4, which is disassembled; the coil assembly 140 in this embodiment includes a coil carrier 141 and a coil 142. The coil carrier 141 is an annular structure, the inner side wall of the annular structure is provided with a thread 1411 for connecting with the lens 200, the outer side wall of the annular structure is provided with a winding post 1412, and the winding post 1412 extends towards the direction far away from the surface of the outer side wall.

Optionally, two opposite sides of the coil carrier 141 are respectively connected to the base 110 and the housing 160 through the lower spring plate 120 and the upper spring plate 150, the coil 142 is wound around the winding post 1412, and the magnet 130 is fixedly disposed on an inner side wall of the base 110 or the housing 160 and disposed corresponding to the coil 142.

Optionally, a plurality of winding posts 1412 (two winding posts are shown in the figure in the embodiment of the present application) may be disposed around the outer sidewall of the coil carrier 141, and a coil 142 is correspondingly wound on each winding post 1412, and accordingly, the magnet 130 may also be multiple pieces and disposed in one-to-one correspondence with the coil 142. Of course, in some embodiments, a structure in which one magnet corresponds to a plurality of coils or a structure in which one coil corresponds to a plurality of magnets may also be used, and is not particularly limited herein.

The base 110 and the housing 160 cooperate to form a receiving space for receiving the lower spring 120, the magnet 130, the coil assembly 140 and the upper spring 150. The housing 160, the base 110, and the magnet 130 are fixed structures, the coil assembly 140 is a movable structure, and the fixed structures and the movable structure are connected by upper and lower elastic sheets (150, 120). The housing 160 serves as a protective and magnetic shield and is typically made of stamped steel or plastic. The base 110 is secured to the housing for protection, typically by injection molding. The upper spring plate 150 and the lower spring plate 120 provide the restoring force for the focusing movement, and are generally made of high-strength copper alloy. The magnet 130 is fixed to the housing 160 to provide a stable magnetic field and cooperates with the coil 142 to provide a driving force. The coil carrier 141 is used for connecting the lens 200, and the coil 142 is electrified and then matched with the magnet 130 to provide driving force to push the coil carrier 141 and the lens 200 to move so as to realize the focusing function. Optionally, the material of the coil 142 may be self-adhesive enameled wire. In addition, the camera module 10 may further include an image sensor, a filter, and other structures, and the detailed structural features of this part are within the understanding range of those skilled in the art and will not be described herein again. It is noted that in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

The coil carrier that this application embodiment provided sets up the wrapping post through the lateral wall at the coil carrier, and the coil can twine on the wrapping post, and the wrapping post plays the effect fixed to the coil, has realized the reliable connection of coil with the coil carrier, can effectively avoid coil and coil carrier to separate, improves the structural reliability of camera module.

Referring to fig. 6, fig. 6 is a schematic cross-sectional view of the coil assembly at a-a in the embodiment of fig. 4, in order to improve the fixing reliability of the winding leg 1412 on the outer periphery of the coil carrier 141 to the coil 142, optionally, the end surface area of the end of the winding leg 1412 connected to the outer sidewall of the coil carrier 141 in the embodiment is smaller than the end surface area of the outer end of the winding leg 1412, that is, the winding leg 1412 is designed to have a structure with a thin inner portion and a thick outer portion, and the winding process of the coil 142 forms an interlocking structure with the winding leg 1412. The cross section of the winding leg 1412 may be an isosceles trapezoid structure, wherein the short side of the isosceles trapezoid structure is connected to the outer sidewall of the coil carrier 141.

Alternatively, referring to fig. 7, fig. 7 is a partial sectional view of another embodiment of the coil assembly of the present application, in which the side 14121 of the winding leg 1412 is a concave arc structure, which can also interlock with the coil 142 to prevent the coil 142 from being separated from the winding leg 1412.

Alternatively, referring to fig. 8, fig. 8 is a schematic partial sectional view illustrating a coil assembly according to another embodiment of the present invention, different from the previous embodiment, in that a positioning groove 14120 is disposed in the middle of the winding pillar 1412, and the coil 142 is wound in the positioning groove 14120, so as to prevent the coil 142 from being separated from the winding pillar 1412.

In the foregoing embodiments, the winding posts may have an interlocking structure formed by the winding of the coil 142 and the winding posts 1412, so as to enhance the bonding strength between the coil 142 and the winding posts 1412, and effectively avoid the separation of the two when subjected to mechanical impact.

Further, an electronic device is provided in an embodiment of the present application, please refer to fig. 9 and fig. 10 together, where fig. 9 is a schematic front structure diagram of an embodiment of the electronic device of the present application, and fig. 10 is a schematic back structure diagram of the electronic device in the embodiment of fig. 9. The present embodiment is described with reference to a mobile phone as an example.

Specifically, the electronic apparatus may include a display screen 30, a housing 20, a control circuit board 40, a battery 50, and a camera module 10. The electronic device in this embodiment may include a plurality of camera modules 10. The camera module 10 may be connected to the housing 20 or the display screen 30 (to form a front and rear camera structure); the casing 20 with the cooperation of display screen 30 forms accommodation space, control circuit board 40 and battery 50 are located in the accommodation space, control circuit board 40 with camera module 10 battery 50 and display screen 30 electricity is connected. The battery 50 is used for supplying power, and the control circuit board 40 is used for controlling the camera module 10, the battery 50 and the working state of the display screen 30. The detailed technical features of other parts of the electronic device are within the understanding of those skilled in the art, and are not described herein.

Referring to fig. 11, fig. 11 is a block diagram illustrating a structure of an embodiment of an electronic device according to the present application, where the structure of the electronic device may include an RF circuit 910, a memory 920, an input unit 930, a display unit 940 (which may be the display screen 30 in the foregoing embodiment), a sensor 950, an audio circuit 960, a camera 970 (i.e., the camera module 10 in the foregoing embodiment), a processor 980 (which may be the control circuit board 40 in the foregoing embodiment), and a power supply 990 (which may be the battery 50 in the foregoing embodiment). The RF circuit 910, the memory 920, the input unit 930, the display unit 940, the sensor 950, the audio circuit 960, and the camera 970 are respectively connected to the processor 980; power supply 990 is used to provide power to the entire electronic device.

Specifically, the RF circuit 910 is used for transmitting and receiving signals; the memory 920 is used for storing data instruction information; the input unit 930 is used for inputting information, and may specifically include a touch panel 931 and other input devices 932 such as operation keys; the display unit 940 may include a display panel 941; the sensor 950 includes an infrared sensor, a laser sensor, etc. for detecting a user approach signal, a distance signal, etc.; a speaker 961 and a microphone 962 are connected to the processor 980 through the audio circuit 960 for emitting and receiving sound signals; the camera 970 is used for image acquisition (including photographing, video and face recognition functions), and the processor 980 is used for processing data information of the electronic device. In addition, the electronic device may further include a wifi module (not shown), and the wifi module is configured to receive and transmit wifi signals. For the specific structural features of the camera module of the electronic device, please refer to the related description of the foregoing embodiments, and detailed description thereof will not be provided herein.

According to the electronic equipment provided by the embodiment of the application, the coil carrier of the camera module is provided with the winding posts through the outer side walls of the coil carrier, the coil can be wound on the winding posts, the winding posts play a role in fixing the coil, the reliable connection of the coil and the coil carrier is realized, the separation of the coil and the coil carrier can be effectively avoided, and the structural reliability of the camera module is improved.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the contents of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are all included in the scope of the present invention.

Claims (10)

1. The utility model provides a coil carrier for among camera module, its characterized in that, the coil carrier is the loop configuration, and the inside wall of loop configuration is equipped with the screw thread for be connected with the camera lens, and the lateral wall of loop configuration is equipped with the wrapping post, the wrapping post orientation is kept away from the direction extension setting on lateral wall surface.

2. The coil carrier of claim 1 wherein the end of said winding leg connected to said coil carrier outer side wall has a smaller end surface area than the end surface area of said winding leg outer end.

3. The coil carrier according to claim 2, wherein the cross-section of the winding posts is an isosceles trapezoid structure.

4. The coil carrier as claimed in claim 1, wherein a positioning groove is formed at a central portion of the winding post.

5. The coil carrier of claim 1 wherein the side surfaces of the winding posts are concave arcs.

6. The coil carrier of claim 1 wherein said outer sidewall of said coil carrier is circumferentially provided with a plurality of said winding posts.

7. A coil assembly comprising a coil and a coil carrier according to any one of claims 1 to 6, said coil being wound around said winding legs.

8. A motor device for use in a camera module, the motor device comprising a base, a lower spring, a magnet, an upper spring, a housing, and the coil assembly of claim 7; the two opposite sides of the coil carrier are respectively connected with the base and the shell through the lower elastic sheet and the upper elastic sheet, and the magnet is fixedly arranged on the base or the shell and arranged corresponding to the coil; the base and the shell are matched to form an accommodating space for accommodating the lower elastic sheet, the magnet, the upper elastic sheet and the coil assembly.

9. A camera module, characterized in that the camera module comprises a lens and the motor device of claim 8, the lens being connected to a coil carrier of the motor device.

10. An electronic device, comprising a display screen, a housing, a control circuit board, and the camera module of claim 9, wherein the camera module is connected to the housing; the casing with the display screen cooperation forms accommodation space, control circuit board locates in the accommodation space and with the camera module and the display screen electricity is connected.

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