Panel assembly and authentication device

By distributing the camera module and card reader along the shooting direction of the lens in the authentication device, the problem of oversized panel components is solved, and the integration of multiple authentication methods and the miniaturization design of the device are achieved.

CN223401260UActive Publication Date: 2025-09-30HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202423263485.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-27
Publication Date
2025-09-30
Estimated Expiration
2034-12-27

AI Technical Summary

Technical Problem

The existing authentication equipment has a large overall size and occupies a large installation space because the panel components need to implement multiple authentication methods.

Method used

By distributing the camera module and the card reader along the shooting direction of the lens, the card reader and the camera module are overlapped or nested in the shooting direction, reducing the tiling space perpendicular to the shooting direction, thereby achieving a compact design of the panel assembly.

Benefits of technology

The integration of multiple authentication methods of the panel assembly is achieved, the size of the panel assembly is reduced, and it is conducive to the miniaturization design of the overall structure of the authentication device.

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Abstract

The utility model discloses a panel assembly and authentication equipment, the disclosed panel assembly comprises a fixed support, a camera module and a card reader, the camera module comprises a module support and a lens assembly, the lens assembly comprises a lens, the module support is connected with the fixed support, the lens is arranged on the module support, and the card reader is arranged on the module support. The card reader and the camera module are distributed along the shooting direction of the lens. According to the scheme, the problem that the overall size of authentication equipment in related technologies is relatively large can be solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of identity authentication equipment, in particular to a panel assembly and an authentication device. Background Art

[0002] With the development of intelligent technology, authentication devices (such as gates and access control systems) are increasingly used in various public places. Existing authentication devices use multiple authentication methods on the panel component to perform permission comparison to achieve functions such as identity recognition and information statistics.

[0003] Although existing authentication devices integrate multiple authentication methods and can achieve efficient identity recognition and information statistics, since the devices that implement multiple authentication methods in the panel components are usually laid flat, a larger installation space is required, which leads to a larger overall size of the authentication device. Utility Model Content

[0004] The utility model discloses a panel assembly and an authentication device, which are used to solve the problem of a large overall size of the authentication device in the related art.

[0005] In order to solve the above technical problems, the utility model is achieved as follows:

[0006] In the first aspect, the present application discloses a panel assembly, which includes a fixed bracket, a camera module and a card reader. The camera module includes a module bracket and a lens assembly. The lens assembly includes a lens. The module bracket is connected to the fixed bracket, and the lens is arranged on the module bracket. The card reader and the camera module are distributed along the shooting direction of the lens.

[0007] In a second aspect, the present application further discloses an authentication device, which includes a device body and the panel assembly described in the first aspect, wherein the panel assembly is installed on the device body.

[0008] The technical solution adopted by the utility model can achieve the following technical effects:

[0009] The panel assembly disclosed in the embodiments of the present application, by providing a camera module and a card reader, can integrate functions such as card swiping, QR code recognition, palm print recognition, palm vein recognition, and facial recognition, thereby enabling the panel assembly to support multiple authentication methods. By distributing the card reader and the camera module along the shooting direction of the lens, the card reader and the camera module are stacked or nested in the shooting direction. This helps reduce the size of the panel assembly compared to a method in which the card reader and the camera module are laid out perpendicular to the shooting direction, thereby facilitating a miniaturized design of the overall structure of the authentication device. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is an exploded schematic diagram of the first panel assembly disclosed in an embodiment of the present utility model;

[0011] Figure 2 This is a schematic diagram of the assembled first panel assembly disclosed in an embodiment of the present utility model;

[0012] Figure 3 This is a first partial enlarged schematic diagram of the panel assembly disclosed in an embodiment of the present utility model;

[0013] Figure 4 A second partial enlarged schematic diagram of the panel assembly disclosed in an embodiment of the present utility model;

[0014] Figure 5 This is a third partial enlarged schematic diagram of the panel assembly disclosed in the embodiment of the present utility model;

[0015] Figure 6 This is a fourth partial enlarged schematic diagram of the panel assembly disclosed in an embodiment of the present utility model;

[0016] Figure 7 This is a fifth partial enlarged schematic diagram of the panel assembly disclosed in the embodiment of the present utility model

[0017] Figure 8 This is an exploded schematic diagram of the second panel assembly disclosed in an embodiment of the present utility model;

[0018] Figure 9 This is a schematic diagram of the second panel assembly disclosed in an embodiment of the present utility model after assembly.

[0019] Description of reference numerals:

[0020] 100-fixing bracket, 101-first mounting hole, 102-avoidance recess, 103-stud,

[0021] 200-camera module, 210-module bracket, 211-mounting slot, 212-second mounting hole, 213-annular light-distributing part, 214-avoidance hole, 220-lens assembly, 221-lens, 222-circuit board, 222a-circuit board mounting screws, 230-lens cover, 240-infrared fill light, 250-white light fill light, 260-first light barrier, 270-distance sensor, 280-first light barrier,

[0022] 300-card reader,

[0023] 400-Panel body,

[0024] 500-display screen, 501-first adhesive, 502-screen electrical connector,

[0025] 600-Second adhesive. DETAILED DESCRIPTION

[0026] To make the objectives, technical solutions, and advantages of the present invention more clearly apparent, the following will provide a clear and complete description of the technical solutions of the present invention in conjunction with specific embodiments of the present invention and the corresponding drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0027] The technical solutions disclosed in various embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0028] Please refer to Figures 1 to 9 An embodiment of the present invention discloses a panel assembly, which includes a fixing bracket 100, a camera module 200 and a card reader 300.

[0029] The fixing bracket 100 provides a mounting base for some components of the panel assembly. The camera module 200 can be a module for recognizing QR codes, or a module for recognizing palm prints, palm veins, or faces. Of course, the camera module 200 can also be a module that integrates multiple functions such as recognizing QR codes, palm prints, palm veins, and faces. This embodiment of the application does not specifically limit the functions of the camera module 200.

[0030] The camera module 200 includes a module bracket 210 and a lens assembly 220. The lens assembly 220 includes a lens 221. Information such as a QR code, palm print, palm vein or face can enter the camera module 200 through the lens 221, so that the camera module 200 can identify relevant information.

[0031] The module bracket 210 is connected to the fixed bracket 100. The fixed bracket 100 may have a stud 103, and the module bracket 210 may have an escape hole 214. The stud 103 can pass through the escape hole 214, and the stud 103 cooperates with the screw to connect the module bracket 210 to the fixed bracket 100. Of course, the module bracket 210 and the fixed bracket 100 can also be connected by other methods, such as bonding, clamping, etc., and the embodiment of the present application does not specifically limit the connection method of the module bracket 210 and the fixed bracket 100.

[0032] The lens 221 is mounted on the module bracket 210 , which provides a base for mounting components such as the lens 221 .

[0033] The card reader 300 and the camera module 200 are arranged along the shooting direction of the lens 221, so that the card reader 300 and the camera module 200 overlap or are nested in the shooting direction. The card reader 300 is used to identify relevant card information when a user swipes a card. The card reader 300 can be selected from different frequency bands according to customer needs.

[0034] The panel assembly disclosed in the embodiment of the present application, by providing a camera module 200 and a card reader 300, can integrate functions such as card swiping, QR code recognition, palm print recognition, palm vein recognition, and facial recognition, thereby enabling the panel assembly to support multiple authentication methods. By distributing the card reader 300 and the camera module 200 along the shooting direction of the lens 221, the card reader 300 and the camera module 200 are overlapped or nested in the shooting direction. This helps reduce the size of the panel assembly compared to a method in which the card reader 300 and the camera module 200 are laid flat perpendicular to the shooting direction, thereby facilitating a miniaturized design of the overall structure of the authentication device.

[0035] Optionally, the card reader 300 may have an avoidance space, and the avoidance space may avoid the lens 221 , thereby preventing the card reader 300 from blocking the lens 221 .

[0036] Specifically, the card reader 300 and the camera module 200 can be overlapped and distributed along the shooting direction of the lens 221, and the card reader 300 is located on the light-incoming side of the lens 221, and the avoidance space of the card reader 300 can be opposite to the lens 221.

[0037] In another embodiment, the card reader 300 can be mounted outside the lens 221. The card reader 300 can be mounted outside the lens 221 by leaving space. The card reader 300 can have a closed ring structure or an arc structure. The embodiment of the present application does not impose any specific restrictions on the structure of the card reader 300.

[0038] The panel assembly disclosed in the embodiment of the present application can reduce the space occupied by the card reader 300 and the lens 221 in the shooting direction by placing the card reader 300 outside the lens 221, thereby facilitating the compactness of the panel assembly.

[0039] It should be noted that the card reader 300 can be formed into a circular ring structure or a square ring structure, etc. The embodiment of the present application does not impose any specific limitation on the shape of the ring structure formed by the card reader 300.

[0040] In order to further improve the compactness of the panel assembly, optionally, the module bracket 210 may be provided with a second mounting hole 212 , the lens 221 may be embedded in the second mounting hole 212 , and the card reader 300 may be provided on the module bracket 210 .

[0041] Of course, the card reader 300 may also be arranged on the fixed bracket 100 or other components. The embodiment of the present application does not impose any specific limitation on the arrangement of the card reader 300.

[0042] The panel assembly disclosed in the embodiment of the present application has a second mounting hole 212 formed on the module bracket 210, so that the lens 221 is embedded in the second mounting hole 212, thereby facilitating the stable installation of the lens 221. The lens 221 occupies the internal space of the module bracket 210 to facilitate installation of the lens 221, thereby facilitating the compactness of the panel assembly.

[0043] Optionally, the camera module 200 may further include a lens cover 230. The module bracket 210 may define a mounting slot 211, and at least a portion of the card reader 300 may be located within the mounting slot 211. The lens cover 230 may be connected to the module bracket 210 and may cover the opening of the second mounting hole 212 and be located on the light-entering side of the lens 221. The edge of the lens cover 230 may extend beyond the lens 221 and may partially cover the notch of the mounting slot 211, thereby limiting the card reader 300 in the direction of the notch of the mounting slot 211.

[0044] The panel assembly disclosed in the embodiment of the present application is provided with a lens cover 230, which can be positioned over the lens 221, thereby protecting the lens 221. By providing a mounting slot 211 on the module bracket 210, at least a portion of the card reader 300 can be positioned within the mounting slot 211. This not only improves the compactness of the panel assembly but also facilitates the stability of the installation of the card reader 300 due to the restraining action of the mounting slot 211. By utilizing the edge of the lens cover 230, the edge of the lens cover 230 extends beyond the lens 221 and covers a portion of the notch of the mounting slot 211. This allows the edge of the lens cover 230 to restrain the card reader 300 in the direction of the notch of the mounting slot 211, thereby enabling installation of the card reader 300.

[0045] Of course, in other embodiments, the card reader 300 may also be installed on the module bracket 210 by bonding, screw connection, etc. The embodiment of the present application does not impose any specific restrictions on the installation method of the card reader 300.

[0046] Optionally, the camera module 200 can be used to obtain at least one of QR code information, palm print information, palm vein information, and facial information through the lens 221, and to identify the QR code information, palm print information, palm vein information, and facial information. It should be noted that the camera module 200 can be a single module that obtains one of the QR code information, palm print information, palm vein information, and facial information. The camera module 200 can also be a module with two-in-one functions that obtain two of the QR code information, palm print information, palm vein information, and facial information. The camera module 200 can also be a module with three-in-one functions that obtain three of the QR code information, palm print information, palm vein information, and facial information. The camera module 200 can also be a module with four-in-one functions that obtain QR code information, palm print information, palm vein information, and facial information. The specific functions of the camera module 200 can be designed according to actual application requirements.

[0047] By setting the camera module 200 as a module that integrates multiple functions such as recognizing QR codes, palm print information, palm vein information and faces, the number of components of the panel assembly can be reduced, which is conducive to the compact design of the panel assembly.

[0048] It should be noted that if Figure 3 and Figure 4 As shown, the camera module 200 can have two lenses 221, and the two lenses 221 have the function of optical fusion, and are used together to obtain QR code information, palm print information, palm vein information and face information, etc.

[0049] Optionally, the card reader 300 and the camera module 200 can be distributed along the vertical direction, and the shooting direction of the lens 221 can be parallel to the vertical direction, so that when the panel assembly is installed on the device body of the authentication device, the panel assembly can be placed horizontally. The horizontal placement of the panel assembly makes it convenient for users to place QR codes, cards, etc.

[0050] In another embodiment, the card reader 300 and the camera module 200 can be arranged horizontally, and the shooting direction of the lens 221 can be parallel to the horizontal direction. Therefore, when the panel assembly is installed on the device body of the authentication device, the panel assembly can be placed vertically. The vertical placement of the panel assembly facilitates the user to perform facial recognition authentication.

[0051] The fixing bracket 100 may have a through first mounting hole 101. The shape of the first mounting hole 101 may be adapted to the shape of the card reader 300, and the card reader 300 may be embedded in the first mounting hole 101. Because the card reader 300 surrounds the lens 221, the lens 221 can capture information such as QR codes, palm prints, palm veins, and faces through the first mounting hole 101.

[0052] The panel assembly disclosed in the embodiment of the present application opens a through first mounting hole 101 on the fixing bracket 100, so that the card reader 300 is embedded in the first mounting hole 101, so that the card reader 300 occupies the internal space of the fixing bracket 100, thereby further improving the compactness of the panel assembly.

[0053] When the camera module 200 recognizes information such as a QR code, palm print, or palm vein, in order to improve the accuracy of information recognition, the lens assembly 220 may optionally further include a circuit board 222. The circuit board 222 may be provided on the module bracket 210. The circuit board 222 may be mounted on the module bracket 210 via circuit board mounting screws 222a. Of course, the circuit board 222 may also be mounted on the module bracket 210 via snap-fitting, welding, or the like. The embodiment of the present application does not limit the mounting method of the circuit board 222. The lens 221 may be provided on the circuit board 222. It should be noted that the circuit board 222 may include an image processing module, which may be opposite to the lens 221 and configured to acquire image information via the lens 221.

[0054] The camera module 200 may further include an infrared fill light 240 , which may be disposed on the circuit board 222 . The card reader 300 may be disposed outside the infrared fill light 240 .

[0055] The infrared fill light 240 can assist with positioning and alignment. Furthermore, in both low-light and high-light environments, the infrared fill light 240 provides a stable light source, improving the success rate of recognizing QR codes, palm prints, and palm vein information. The infrared light emitted by the infrared fill light 240 is unaffected by ambient light, maintaining good scanning results in a variety of lighting conditions. This reduces ambient light interference and ensures accurate scanning of QR codes, palm prints, and palm vein information.

[0056] The panel assembly disclosed in the embodiment of the present application is provided with an infrared fill light 240, which can assist in positioning and alignment, and improve the accuracy of information recognition. By placing the card reader 300 outside the infrared fill light 240, the infrared fill light 240 is brought closer to the lens 221, thereby improving the fill light effect of the infrared fill light 240. Moreover, the infrared fill light 240 fully utilizes the space enclosed by the card reader 300, which in turn contributes to the compactness of the panel assembly.

[0057] In order to prevent the infrared light emitted by the infrared fill light 240 from interfering with the light entering the lens 221, the camera module 200 may optionally further include a first light isolation member 260. The first light isolation member 260 may be arranged on the circuit board 222. The first light isolation member 260 may be isolated between the lens 221 and the infrared fill light 240, thereby preventing the infrared light emitted by the infrared fill light 240 from reaching the light input side of the lens 221.

[0058] Optionally, the lens assembly 220 may further include a circuit board 222, which may be disposed on the module bracket 210, and the lens 221 may be disposed on the circuit board 222. The camera module 200 may further include a plurality of white light fill lights 250, which may be disposed on the circuit board 222 and may be arranged around the lens 221, and the card reader 300 may be disposed outside the plurality of white light fill lights 250.

[0059] It should be noted that the white light fill light can provide a uniform light source, enhance the contrast between the QR code, palm prints, palm veins and other information and the background, make the QR code, palm prints, palm veins and other information more clearly visible, thereby improving the accuracy of the scan, and can reduce shadows to avoid being unable to be correctly read due to insufficient light.

[0060] The panel assembly disclosed in the embodiment of the present application is provided with a white light fill light 250, so that the white light fill light 250 can improve the accuracy of information recognition by filling light. By providing multiple white light fill lights 250 and surrounding the lens 221, the multiple white light fill lights 250 provide uniform light in the direction surrounding the lens 221, thereby improving the uniformity of the fill light.

[0061] In order to avoid the white light emitted by the white light fill light 250 interfering with the light entering the lens 221, the camera module 200 can optionally also include a second light isolation member 280. The second light isolation member 280 can be a cylindrical structure. The second light isolation member 280 can be mounted outside the lens 221 and can be isolated between the lens 221 and multiple white light fill lights 250.

[0062] The panel assembly disclosed in the embodiment of the present application sets a second light blocking member 280 between the lens 221 and multiple white light fill lights 250, so that the second light blocking member 280 can block the white light emitted by the white light fill lights 250 from entering the light input side of the lens 221, thereby preventing the white light emitted by the white light fill lights 250 from interfering with the light entering the lens 221.

[0063] In order to further improve the uniformity of the fill light of multiple white light fill lights 250, optionally, the module bracket 210 can have an annular light homogenizing portion 213, and the annular light homogenizing portion 213 can be opposite to the multiple white light fill lights 250. The white light emitted by the white light fill light 250 can be filled with light after the homogenizing effect of the annular light homogenizing portion 213, thereby improving the uniformity of the fill light of multiple white light fill lights 250.

[0064] Optionally, the camera module 200 may further include a distance sensor 270, which may be disposed within the lens assembly 220 and configured to detect the distance between the detected object and the lens 221. The trigger distance of the distance sensor 270 may be set based on actual circumstances. For example, when the distance between the detected object, such as a user's QR code or palm, and the distance sensor 270 is within the trigger distance range, the distance sensor 270 is triggered, and components such as the infrared fill light 240, the white light fill light 250, and the lens 221 enter a high power consumption mode. When the distance between the detected object, such as a user's QR code or palm, and the distance sensor 270 is outside the trigger distance range, the distance sensor 270 is not triggered, and components such as the infrared fill light 240, the white light fill light 250, and the lens 221 enter a low power consumption mode. This avoids the problem of components such as the infrared fill light 240, the white light fill light 250, and the lens 221 remaining in a high power consumption mode, which in turn shortens their lifespan.

[0065] Optionally, the panel assembly may further include a panel body 400 and a display screen 500. The display screen 500 may be used to display relevant information acquired by components such as the camera module 200 and the card reader 300. The fixing bracket 100 and the display screen 500 may both be disposed on the back side of the panel body 400, with the front side of the panel body 400 being the side facing the object being detected. The fixing bracket 100 and the display screen 500 may both be disposed on the back side of the panel body 400 by bonding, for example, the display screen 500 may be bonded to the back side of the panel body 400 by a first adhesive 501.

[0066] Of course, the fixing bracket 100 and the display screen 500 can also be mounted on the back of the panel body 400 by welding or snap-fitting. This embodiment of the present application does not impose any specific restrictions on the mounting method of the fixing bracket 100 and the display screen 500. The fixing bracket 100 can have an escape recess 102, and at least a portion of the display screen 500 can be located within the escape recess 102. The display screen 500 can be connected to a screen electrical connector 502, which can be mounted on the fixing bracket 100 and electrically connected to the display screen 500 to provide power to the display screen 500.

[0067] Since the panel body 400 is the surface that users can directly see and has a better appearance, the fixing bracket 100 and the display screen 500 are both located on the back of the panel body 400. This allows the panel body 400 to shield components such as the fixing bracket 100 and the display screen 500, thereby improving the appearance of the panel assembly. The display screen 500 can display relevant information obtained by components such as the camera module 200 and the card reader 300, thereby facilitating personnel to obtain information.

[0068] Optionally, the card reader 300 may be further bonded to the card reader 300 through the second adhesive 600 , thereby improving the stability of the installation of the card reader 300 .

[0069] The present application also discloses an authentication device, which includes a device body and the panel assembly disclosed in the above embodiment, wherein the panel assembly is installed on the device body.

[0070] The authentication device disclosed in the embodiments of the present application is provided with the panel assembly disclosed in the above-mentioned embodiments, so that the panel assembly can integrate functions such as card swiping, QR code recognition, palm print recognition, and palm vein recognition, allowing the panel assembly to support multiple authentication methods. By configuring the card reader 300 as a ring structure, when the lens 221 and the card reader 300 are both arranged on the module bracket 210, the card reader 300 surrounds the lens 221, so that the lens 221 is located within the space enclosed by the card reader 300. This makes the overall structure of the camera module 200 and the card reader 300 more compact, and in turn makes the structure of the panel assembly more compact, thereby facilitating the miniaturization design of the overall structure of the authentication device.

[0071] The above embodiments of the present invention focus on the differences between the various embodiments. As long as the different optimization features between the various embodiments are not contradictory, they can be combined to form a better embodiment. Considering the simplicity of the text, they will not be repeated here.

[0072] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the purpose of the present invention and the claims, all of which are within the protection of the present invention.

Claims

1. A panel assembly, characterized in that: The invention comprises a fixed bracket (100), a camera module (200) and a card reader (300), wherein the camera module (200) comprises a module bracket (210) and a lens assembly (220), wherein the lens assembly (220) comprises a lens (221), the module bracket (210) is connected to the fixed bracket (100), the lens (221) is arranged on the module bracket (210), and the card reader (300) and the camera module (200) are distributed along the shooting direction of the lens (221).

2. The panel assembly according to claim 1, wherein: The card reader (300) has an avoidance space, and the avoidance space avoids the lens (221).

3. The panel assembly according to claim 2, wherein: The card reader (300) is sleeved outside the lens (221).

4. The panel assembly according to claim 3, wherein: The module bracket (210) is provided with a second mounting hole (212), the lens (221) is embedded in the second mounting hole (212), and the card reader (300) is provided on the module bracket (210).

5. The panel assembly according to claim 4, wherein: The camera module (200) further includes a lens cover (230), the module bracket (210) is provided with a mounting groove (211), at least a portion of the card reader (300) is located in the mounting groove (211), the lens cover (230) covers the opening of the second mounting hole (212), and the edge of the lens cover (230) covers a portion of the notch of the mounting groove (211) to limit the card reader (300) in the direction of the notch of the mounting groove (211).

6. The panel assembly according to claim 1, wherein: The camera module (200) is used to obtain at least one of the QR code information, palm print information, palm vein information and face information through the lens (221), and to identify the QR code information, the palm print information, the palm vein information and the face information.

7. The panel assembly according to claim 1, wherein: The card reader (300) and the camera module (200) are distributed along a vertical direction, and the shooting direction of the lens (221) is parallel to the vertical direction; or, The card reader (300) and the camera module (200) are distributed along a horizontal direction, and the shooting direction of the lens (221) is parallel to the horizontal direction.

8. The panel assembly according to claim 1, wherein: The fixing bracket (100) is provided with a through first mounting hole (101), and the card reader (300) is embedded in the first mounting hole (101).

9. The panel assembly according to claim 1, wherein: The lens assembly (220) further includes a circuit board (222), wherein the circuit board (222) is disposed on the module bracket (210), and the lens (221) is disposed on the circuit board (222); The camera module (200) further comprises an infrared fill light (240), and the infrared fill light (240) is provided on the circuit board (222).

10. The panel assembly according to claim 9, wherein: The camera module (200) further comprises a first light isolation member (260), wherein the first light isolation member (260) is isolated between the lens (221) and the infrared fill light (240).

11. The panel assembly according to claim 1, wherein: The lens assembly (220) further includes a circuit board (222), wherein the circuit board (222) is disposed on the module bracket (210), and the lens (221) is disposed on the circuit board (222); The camera module (200) further comprises a plurality of white light fill lights (250), wherein the plurality of white light fill lights (250) are provided on the circuit board (222) and are arranged around the lens (221).

12. The panel assembly according to claim 11, wherein: The camera module (200) further comprises a second light-isolating member (280), the second light-isolating member (280) being a cylindrical structure, the second light-isolating member (280) being sleeved outside the lens (221) and isolating between the lens (221) and the plurality of white light fill lights (250).

13. The panel assembly according to claim 11, wherein: The module bracket (210) has an annular light-homogenizing portion (213), and the annular light-homogenizing portion (213) is opposite to the plurality of white light fill lamps (250).

14. The panel assembly according to claim 1, wherein: The camera module (200) further comprises a distance sensor (270), wherein the distance sensor (270) is provided on the lens assembly (220) and is used to detect the distance between the detected object and the lens (221).

15. The panel assembly according to claim 1, wherein: The panel assembly further comprises a panel body (400) and a display screen (500), the fixing bracket (100) and the display screen (500) are both arranged on the back of the panel body (400), the fixing bracket (100) has an avoidance recess (102), and at least a portion of the display screen (500) is located in the avoidance recess (102).

16. An authentication device, characterized in that: The device comprises a device body and a panel assembly according to any one of claims 1 to 15, wherein the panel assembly is mounted on the device body.