CN218957174U

CN218957174U - Industrial fixed code reader

Info

Publication number: CN218957174U
Application number: CN202223291736.8U
Authority: CN
Inventors: 叶洋洋; 柳星; 陈超
Original assignee: Shenzhen Qianhai Yanxiang Asia Pacific Electronic Equipment Technology Co ltd
Current assignee: Shenzhen Qianhai Yanxiang Asia Pacific Electronic Equipment Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-02
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses an industrial fixed code reader, which comprises: the device comprises a box body, a PCB core board, a PCB power board, a camera module and a liquid lens module; the PCB core board, the PCB power board, the camera module and the liquid lens module are all arranged in the box body; the PCB power panel is respectively and electrically connected with the PCB core board, the camera module and the liquid lens module; the central axis of the liquid lens module is in the same straight line with the central axis of the camera module, so that the camera module can collect complete images through the liquid lens module and send image information to the PCB core board through the PCB power panel; the PCB core board is used for outputting control instructions by processing the image information; the liquid lens module is used for realizing automatic focusing according to the control instruction. According to the utility model, automatic focusing can be realized based on the liquid lens module, the working distance or the lens group of the lens does not need to be manually adjusted according to the distance of a shot object, complex operation is not needed, and the focusing efficiency is improved.

Description

Industrial fixed code reader

Technical Field

The utility model relates to the technical field of code readers, in particular to an industrial fixed code reader.

Background

Bar codes and two-dimensional codes are widely applied to a plurality of application scenes in daily life, and code reading equipment is also widely applied to various application scenes. The code reading device is generally composed of five key parts, namely an illumination module, a lens, a camera, an image acquisition card and a vision processor. However, most of lenses on the code reader are standard C-interface fixed-focus manual adjusting lenses or M12-structure lenses with fixed focal length, and the working distance or lens group of the lenses needs to be manually adjusted according to the distance of a measured object in the use process. The adjusting ring of the lens is required to be frequently operated, and whether the code reading is accurately completed or not is required to be adjusted to a proper position for observing whether the code reading is clear or not, and the code reading process has extremely high operation requirements on an adjusting person (namely, the adjusting person is required to have the capability of operating a code reader). Therefore, when the existing code reading equipment has focusing requirements on a lens, the fixed focus can be realized only by manual operation, so that the operation is complex, and the fixed focus efficiency is low.

Disclosure of Invention

The utility model aims to provide an industrial fixed code reader, which aims to solve the problems that in the prior art, when a lens of code reading equipment has focusing requirements, the code reading equipment needs manual operation to realize fixed focus, the operation is complex, and the fixed focus efficiency is low.

The utility model provides an industrial fixed code reader, which comprises a box body, a PCB core board, a PCB power board, a camera module and a liquid lens module, wherein the box body is provided with a plurality of liquid lens modules; the PCB core board, the PCB power board, the camera module and the liquid lens module are all arranged in the box body; the PCB power panel is electrically connected with the PCB core board, the camera module and the liquid lens module respectively; the central axis of the liquid lens module is in the same straight line with the central axis of the camera module, so that the camera module can collect complete images through the liquid lens module and send image information to the PCB core board through the PCB power panel;

the PCB core board is used for outputting a control instruction by processing the image information; the PCB power panel receives the control instruction and sends the control instruction to the liquid lens module; the liquid lens module is used for realizing automatic focusing according to the control instruction.

Further, the case includes: the camera box and the lens box, the camera box and the lens box all are equipped with an opening, and two openings correspond the setting, the camera box with the lens box passes through two openings intercommunication, PCB core board PCB power strip and the camera module is located in the camera box, liquid lens module is located in the lens box.

Further, the camera case includes a bottom heat sink, a bottom case assembly, and a top case assembly; the top box body assembly is clamped on the bottom box body assembly to form a camera module accommodating space; the bottom heat dissipation piece is fixedly arranged on the outer wall of the bottom box body assembly.

Further, the lens box body comprises a top radiating piece, a lens base and a lens cover; one end face of the top radiating piece is fixedly arranged on the outer wall of the top box body assembly; the other end face of the top radiating piece is fixedly provided with the lens base; the lens cover is clamped on the lens base to form a lens module accommodating space.

Further, the liquid lens module comprises a C-port adapter ring, a liquid lens and a PCB lamp panel; the C-port adapter ring is connected to the inner wall of the lens box body; the liquid lens is clamped on the C-port adapter ring; the PCB lamp board is arranged in the lens box body, and the PCB lamp board is electrically connected with the PCB power panel.

Further, the liquid lens module further comprises a lamp panel light gathering cup; the lamp panel light gathering cup is arranged on the PCB lamp panel and used for gathering light for the PCB lamp panel.

Further, a voltage regulation chip is arranged on the PCB lamp panel and is electrically connected with the liquid lens for regulating the input voltage of the liquid lens.

Further, a module mounting bracket is arranged in the camera box body; the PCB core board, the PCB power panel and the camera module are all arranged on the module mounting bracket.

Further, the PCB core board is electrically connected with the PCB power board through a board-to-board connector.

Further, the device also comprises an aircraft nose connector; the aviation head connector is arranged on the box body and is electrically connected with the PCB core board.

The utility model provides an industrial fixed code reader which comprises a box body, a PCB core board, a PCB power board, a camera module and a liquid lens module, wherein the box body is provided with a plurality of liquid lens modules; the PCB core board, the PCB power board, the camera module and the liquid lens module are all arranged in the box body; the PCB power panel is respectively and electrically connected with the PCB core board, the camera module and the liquid lens module; the central axis of the liquid lens module is in the same straight line with the central axis of the camera module, so that the camera module can collect complete images through the liquid lens module, and image information can be sent to the PCB core board through the PCB power board; the PCB core board is used for outputting control instructions by processing the image information; the PCB power panel receives the control instruction and sends the control instruction to the liquid lens module; the liquid lens module is used for realizing automatic focusing according to the control instruction. According to the utility model, automatic focusing can be realized based on the liquid lens module, the working distance is not required to be manually adjusted according to the distance of a shot object or the lens group of the lens is not required to be manually adjusted, complex operation is not required, and the focusing efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an explosion structure of an industrial stationary code reader according to an embodiment of the present utility model;

FIG. 2 is a block diagram of an industrial stationary code reader according to an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional structure of an industrial stationary code reader according to an embodiment of the present utility model.

Reference numerals

1. A bottom heat sink; 2. a bottom box assembly; 3. a PCB core board; 4. a camera module; 5. a module mounting bracket; 6. a top box assembly; 7. a lens mount; 8. c port adapter ring; 9. a liquid lens; 10. a PCB lamp panel; 11. a lamp panel condensing cup; 12. a lens cover; 13. a top heat sink; 14. a PCB power panel; 15. an aircraft nose connector.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms of directions used in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", etc., refer only to the directions of the attached drawings. Accordingly, directional terminology is used to describe and understand the utility model and is not limiting of the utility model. In addition, in the drawings, structures similar or identical to those of the drawings are denoted by the same reference numerals.

It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1 to 3, fig. 1 is a schematic diagram illustrating an explosion structure of an industrial fixed code reader according to an embodiment of the utility model; FIG. 2 is a block diagram of an industrial stationary code reader according to an embodiment of the present utility model; fig. 3 is a schematic cross-sectional structure of an industrial stationary code reader according to an embodiment of the present utility model. As shown in fig. 1 to 3, the present utility model provides an industrial fixed code reader, comprising: the device comprises a box body, a PCB core board 3, a PCB power board 14, a camera module 4 and a liquid lens module; the PCB core board 3, the PCB power board 14, the camera module 4 and the liquid lens module are all arranged in the box body; the PCB power panel 14 is electrically connected with the PCB core board 3, the camera module 4 and the liquid lens module respectively; the central axis of the liquid lens module is in the same straight line with the central axis of the camera module 4, so that the camera module 4 can collect a complete image through the liquid lens module and send image information to the PCB core board 3 through the PCB power panel 14;

the PCB core board 3 is used for outputting control instructions by processing the image information; the PCB power board 14 receives the control command and sends the control command to the liquid lens module; the liquid lens module is used for realizing automatic focusing according to the control instruction.

In this embodiment, the PCB core board 3, the PCB power board 14 and the camera module 4 are disposed in the case, so that a part of the case can be used as a camera function part of the industrial stationary code reader. And the liquid lens module is also arranged in the box body, so that the other part of the box body can be used as a lens function part of the industrial fixed code reader. Because the liquid lens module adopts the liquid lens, when the camera module 4 collects the image of the bar code or the two-dimensional code through the liquid lens module (because the image collecting card is integrated on the camera module 4, the image can be collected through the camera module 4), the image is firstly output to the PCB power panel 14 by the camera module 4, then the PCB power panel 14 transmits the image to a core processor (such as a vision processor and the like) on the PCB core board 3 for image processing and obtaining focusing parameters and corresponding control instructions, the PCB core board 3 sends the control instructions to the liquid lens module through the PCB power panel 14, and finally the liquid lens module adjusts the input voltage of the liquid lens 9 included by the liquid lens module according to the control instructions, so that the curved surface shape of the liquid in the liquid lens 9 is changed, and the automatic focusing function is achieved. Therefore, the focusing function can trigger automatic focusing based on the image collected by the camera module 4, the working distance is not required to be manually adjusted according to the distance of a shot object or the lens group of a lens is not required to be manually adjusted, complex operation is not required, and the focusing efficiency is improved.

In one embodiment, as shown in fig. 1 and 3, the case includes: the camera box and the lens box are provided with an opening, the two openings are correspondingly arranged, the camera box and the lens box are communicated through the two openings, the PCB core board 3, the PCB power panel 14 and the camera module 4 are located in the camera box, and the liquid lens module is located in the lens box.

In this embodiment, the PCB core board 3, the PCB power board 14 and the camera module 4 are disposed in the camera housing of the housing, so that the camera housing can be used as a camera function part of the industrial stationary code reader. And the liquid lens module is arranged in the lens box body of the box body, so that the lens box body can be used as a lens function part of the industrial fixed code reader. Because the camera functional area and the lens functional area are arranged in a partitioned mode, a user can conveniently open the corresponding box body when maintaining and replacing elements, and the whole box body is not required to be opened.

In one embodiment, as shown in fig. 1 and 2, the camera case includes a bottom heat sink 1, a bottom case assembly 2, and a top case assembly 6; the top box body assembly 6 is clamped on the bottom box body assembly 2 to form a camera module accommodating space; the bottom heat dissipation part 1 is fixedly arranged on the outer wall of the bottom box body assembly 1.

In this embodiment, after the top box assembly 6 is clamped to the bottom box assembly 2 to form a camera module accommodating space, the PCB core board 3, the PCB power board 14 and the camera module 4 can be disposed in the camera module accommodating space, so that the camera module accommodating space is used as a camera function part of the industrial stationary code reader. In addition, in order to improve the heat dissipation effect of the equipment, a bottom heat dissipation part 1 can be arranged on the outer wall of the bottom box assembly 1, and heat generated by the operation of each component in the accommodating space of the machine module is transferred to the outside through the bottom heat dissipation part 1, so that heat dissipation is realized.

In one embodiment, as shown in fig. 1 and 3, the liquid lens module includes a C-port adapter ring 8, a liquid lens 9 and a PCB light board 10; the C-port adapter ring 8 is connected to the inner wall of the lens box body; the liquid lens 9 is clamped on the C-port adapter ring 8; the PCB light board 10 is disposed in the lens housing, and the PCB light board 10 is electrically connected to the PCB power board 14.

In this embodiment, since the C-port adapter ring 8 is provided, the liquid lens 9 can be quickly screwed onto the C-port adapter ring 8. Then, if the user has a need of replacing the liquid lens 9, the user only needs to open the lens box body and detach the liquid lens 9 for replacement. For example, the user may replace the liquid lens 9 (e.g., an M12 liquid lens) with a conventional M12 lens. The liquid lens 9 may be an M12 liquid lens.

The PCB lamp 10 is provided in the lens housing and serves as an internal illumination light source. When a user shoots an object (such as a bar code, a two-dimensional code, etc.) using an industrial stationary code reader, the PCB lamp 10 is first activated to provide internal illumination.

In one embodiment, as shown in fig. 1-3, the lens housing includes a top heat sink 13, a lens base 7, and a lens cover 12; one end face of the top heat dissipation piece 13 is fixedly arranged on the outer wall of the top box body assembly 6; the other end face of the top radiating piece 13 is fixedly provided with a lens base 7; the lens cover 12 is clamped on the lens base 7 to form a lens module accommodating space.

In this embodiment, after the lens cover 12 is clamped on the lens base 7 to form a lens module accommodating space, the C-port adapter ring 8, the liquid lens 9 and the PCB lamp 10 are disposed in the lens module accommodating space, so that the lens module accommodating space is used as a lens function part of the industrial fixed code reader. In order to improve the heat dissipation effect of the device, a top heat dissipation member 13 may be disposed between the lens base 7 and the top box assembly 6, and heat generated by operation of each component in the accommodating space of the lens module is transferred to the outside through the top heat dissipation member 13 to dissipate heat.

Moreover, since the lens cover 12 is clamped on the lens base 7, when a user needs to replace a lens, the user can detach the lens cover 12 and replace another lens (such as another liquid lens, a conventional C-mouth lens or a conventional M12 lens), and then clamp the lens cover 12 on the lens base 7.

In one embodiment, as shown in fig. 1 and 3, the liquid lens module further includes a light panel condensing cup 11; the lamp panel light focusing cup 11 is arranged on the PCB lamp panel 10 and is used for focusing the PCB lamp panel 10.

In this embodiment, the lamp panel light focusing cup 11 is disposed in the liquid lens module and can be used as an auxiliary component of the PCB lamp panel 10, so as to not only focus the PCB lamp panel 10 to improve the lighting effect of the PCB lamp panel 10, but also make the brightness of the camera module 4 higher when collecting the image of the photographed object.

In an embodiment, as shown in fig. 1, a voltage adjusting chip is disposed on the PCB lamp board 10, and the voltage adjusting chip is electrically connected to the liquid lens 9 and is used for adjusting the input voltage of the liquid lens 9.

In this embodiment, an adjusting voltage chip is disposed on the PCB lamp panel 10, when the camera module 4 collects an image of a photographed object through the liquid lens 9, the image is output to the PCB power panel 14 by the camera module 4, then the PCB power panel 14 transmits the image to a core processor on the PCB core panel 3 to perform image processing and obtain focusing parameters and corresponding control instructions, then the PCB core panel 3 transmits the control instructions to the PCB power panel 14, the PCB power panel 14 transmits the control instructions to the adjusting voltage chip in the form of transmitting I2C signals, and finally the adjusting voltage chip adjusts the voltage value input to the liquid lens according to the control instructions, thereby changing the curved surface shape of the liquid in the liquid lens and achieving the function of automatic focusing.

In one embodiment, as shown in fig. 1 and 3, a module mounting bracket 5 is provided in the camera housing; the PCB core board 3, the PCB power board 14 and the camera module 4 are all arranged on the module mounting bracket 5.

In this embodiment, through setting up module installing support 5 at camera module accommodation space, can be with PCB core board 3, PCB power strip 14 and camera module 4 reasonable and arrange compact deployment on module installing support 5, effectively utilize camera module accommodation space to set up the core components and parts of industry fixed code reader.

In one embodiment, as shown in fig. 1 and 3, the PCB core board 3 is electrically connected to the PCB power board 10 through a board-to-board connector.

In this embodiment, the board-to-board connector, i.e. the BTB connector, is used as the connector between the PCB core board 3 and the PCB power board 10, and can ensure stable data and information transmission, and the board-to-board connector is a light, thin, flexible, high-frequency transmission stable, non-soldering, noise reduction and corrosion resistance connector, and can ensure the stability of the connection between the CB core board 3 and the PCB power board 10.

In one embodiment, as shown in fig. 1 and 2, a waterproof coating and a dustproof coating are provided on the lens cover 12.

In this embodiment, the waterproof coating and the dustproof coating are disposed on the lens cover 12, so that the dustproof and waterproof effects of the whole device can be effectively improved, and the device can be normally used even in a water or dust environment.

In one embodiment, as shown in fig. 1 and 2, the industrial stationary code reader further comprises an aerial head connector 15; the aerial head connector 15 is arranged on the box body, and the aerial head connector 15 is electrically connected with the PCB core board 3.

In this embodiment, the housing of the industrial stationary code reader is further provided with the aircraft connector 15, and the aircraft connector 15 is electrically connected to the PCB core board 3, so that the aircraft connector 15 can be used as an interface for connecting external devices. For example, the industrial stationary code reader may be connected to a device such as a computer through the aircraft connector 15 to perform operations such as data transmission.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. The industrial fixed code reader is characterized by comprising a box body, a PCB core board, a PCB power board, a camera module and a liquid lens module; the PCB core board, the PCB power board, the camera module and the liquid lens module are all arranged in the box body; the PCB power panel is electrically connected with the PCB core board, the camera module and the liquid lens module respectively; the central axis of the liquid lens module is in the same straight line with the central axis of the camera module, so that the camera module can collect complete images through the liquid lens module and send image information to the PCB core board through the PCB power panel;

2. The industrial stationary code reader of claim 1, wherein the housing comprises: the camera box and the lens box, the camera box and the lens box all are equipped with an opening, and two openings correspond the setting, the camera box with the lens box passes through two openings intercommunication, PCB core board PCB power strip and the camera module is located in the camera box, liquid lens module is located in the lens box.

3. The industrial stationary code reader of claim 2 wherein the camera housing comprises a bottom heat sink, a bottom housing assembly, and a top housing assembly; the top box body assembly is clamped on the bottom box body assembly to form a camera module accommodating space; the bottom heat dissipation piece is fixedly arranged on the outer wall of the bottom box body assembly.

4. The industrial stationary code reader of claim 3 wherein the lens housing comprises a top heat sink, a lens mount, and a lens cover; one end face of the top radiating piece is fixedly arranged on the outer wall of the top box body assembly; the other end face of the top radiating piece is fixedly provided with the lens base; the lens cover is clamped on the lens base to form a lens module accommodating space.

5. The industrial fixed code reader of claim 2 wherein the liquid lens module comprises a C-port adapter ring, a liquid lens and a PCB light board; the C-port adapter ring is connected to the inner wall of the lens box body; the liquid lens is clamped on the C-port adapter ring; the PCB lamp board is arranged in the lens box body, and the PCB lamp board is electrically connected with the PCB power panel.

6. The industrial stationary code reader of claim 5 wherein the liquid lens module further comprises a light panel light gathering cup; the lamp panel light gathering cup is arranged on the PCB lamp panel and used for gathering light for the PCB lamp panel.

7. The industrial fixed code reader of claim 6, wherein the PCB light panel is provided with a voltage adjustment chip, and the voltage adjustment chip is electrically connected with the liquid lens and is used for adjusting the input voltage of the liquid lens.

8. The industrial stationary code reader of claim 2 wherein a module mounting bracket is provided within the camera housing; the PCB core board, the PCB power panel and the camera module are all arranged on the module mounting bracket.

9. The industrial stationary code reader of claim 1, wherein the PCB core board is electrically connected to the PCB power board through a board-to-board connector.

10. The industrial stationary code reader of any one of claims 1 to 9, further comprising an aerial head connector; the aviation head connector is arranged on the box body and is electrically connected with the PCB core board.