CN213092321U

CN213092321U - Single-lens double-view field imaging code scanning device

Info

Publication number: CN213092321U
Application number: CN202022158762.8U
Authority: CN
Inventors: 李亭
Original assignee: Suzhou Kaishi Information Technology Co ltd
Current assignee: Suzhou Kaishi Information Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-30
Anticipated expiration: 2030-09-27

Abstract

The utility model provides a single-lens double-vision field imaging code scanning device, which is of a double-code scanning window structure and comprises a device shell, wherein a first reflector and a second reflector are both arranged in the device shell and are respectively opposite to a first code scanning window and a second code scanning window, and an imaging device is arranged in the device shell; the original single reflector and the corresponding code scanning window are changed into two reflectors and two code scanning windows which respectively correspond to the two reflectors, namely, the bar code scanning can be realized from the two code scanning windows, and the light rays of the two reflectors are reflected to the imaging device for further signal processing. Two code windows of sweeping are towards different directions respectively, have further enlarged and have swept the sign indicating number field of vision, greatly improve and sweep sign indicating number payment efficiency.

Description

Single-lens double-view field imaging code scanning device

Technical Field

The utility model relates to a code scanner especially relates to a sign indicating number device is swept in two field of vision of single-lens.

Background

Barcode scanners, also commonly referred to as barcode scanning guns/readers, are devices for reading information contained in barcodes and can be classified as one-dimensional and two-dimensional barcode scanners. Barcode scanners are typically constructed in the following sections: light source, receiving arrangement, photoelectric conversion part, decoding circuit, computer interface. The basic working principle of the code scanning device is as follows: the light emitted by the light source irradiates the bar code symbol through the optical system, and the reflected light is imaged on the photoelectric converter through the optical system and is interpreted as a digital signal which can be directly received by a computer through the decoder. Except one, two-dimensional bar code scanner classification. It can also be classified as: CCD, full angle laser and laser hand held barcode scanners.

With the rise of two-dimensional codes and electronic payment, bar code scanners are more frequently found in daily life, and a cashier needs to hold a bar code scanning gun to face the two-dimensional codes in a hand or needs to enable a customer to actively face the two-dimensional codes to the bar code scanner during payment. The current code scanner is generally a single-view code scanner, and uses a coaxial imaging system or a shift imaging system; the bar code is placed in front of the imaging bar code scanning window, light emitted by the light source irradiates the bar code through the optical system, the reflected light is reflected to the photosensitive surface of the imaging device again through the reflector, and the reflected light is decoded by the photoelectric converter and the decoder and then is interpreted as a digital signal which can be directly received by a computer. Above-mentioned sign indicating number window is swept in imaging of sign indicating number device commonly used only, and the field of vision is single, often receives the restriction of angle when using, takes place to sweep the circumstances of sign indicating number failure, consequently needs the sign indicating number device of sweeping of single-lens double vision imaging, sets up 2 imaging and sweeps a sign indicating number window, realizes that the multi-angle sweeps a sign indicating number.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a single-lens double-vision field imaging code scanning device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a single-lens double-view field imaging code scanning device is characterized in that light rays emitted by a light source irradiate a bar code and are reflected to a reflector, the reflected light rays passing through the reflector are converged on a photosensitive surface of an imaging device, and are converted into digital signals received by a computer through a photoelectric converter and a decoder; the single-lens double-view imaging code scanning device is of a double-code scanning window structure and comprises a device shell, a first code scanning window, a second code scanning window, a first reflector, a second reflector and an imaging device; the first code scanning window and the second code scanning window are respectively arranged on two adjacent side surfaces of the device shell, the first reflecting mirror and the second reflecting mirror are both arranged in the device shell and are respectively opposite to the first code scanning window and the second code scanning window, and the imaging device is arranged in the device shell;

when the bar code is placed in front of the first code scanning window, the light reflected by the bar code comprises first reflected light, the first reflected light passes through the first code scanning window and reaches the first reflector, and the first reflected light is reflected by the first reflector and reaches the photosensitive surface of the imaging device; when the bar code is placed in front of the second code scanning window, the light reflected by the bar code comprises second reflected light, the second reflected light passes through the second code scanning window and reaches the second reflector, and the second reflected light is reflected by the second reflector and reaches the photosensitive surface of the imaging device; the first reflected light and the second reflected light are converged on a photosensitive surface of the imaging device.

Preferably, the device housing comprises a base, and the first scanning window is adjacent to the base and located on the side surface of the device housing; the second code scanning window is opposite to the base and is positioned at the top of the device shell.

Preferably, the second code scanning window is obliquely arranged, and one end of the second code scanning window close to the first code scanning window is higher than one end far away from the first code scanning window.

Compared with the prior art, the beneficial effects of the utility model are that:

the existing single-view code scanning device is improved into a double-view code scanning device, the original single reflector and the corresponding code scanning window are changed into two reflectors and two code scanning windows which respectively correspond to the two reflectors, namely, bar code scanning can be realized from the two code scanning windows, and light rays of the two reflectors are reflected to an imaging device for further signal processing. Two yard windows of sweeping are towards different directions respectively, have further enlarged and have swept a yard field of vision, avoid customer's initiative to sweep the yard time because the angle problem leads to sweeping the condition of sign indicating number failure, greatly improve and sweep yard payment efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a right side view of a single lens dual field of view imaging code scanning device;

fig. 2 is a front view of a device housing of a single-lens double-view imaging code scanning device.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 and 2, a single-lens double-field imaging code scanning device, light emitted by a light source irradiates a bar code and is reflected to a reflector, the reflected light passing through the reflector is converged on a photosensitive surface of an imaging device 6, and is converted into a digital signal received by a computer through a photoelectric converter and a decoder; the single-lens double-view imaging code scanning device is of a double-code scanning window structure and comprises a device shell 1, a first code scanning window 2, a second code scanning window 3, a first reflector 4, a second reflector 5 and an imaging device 6; the first code scanning window 2 and the second code scanning window 3 are respectively arranged on two adjacent side surfaces of the device shell 1, the first reflector 4 and the second reflector 5 are both arranged in the device shell 1 and are respectively opposite to the first code scanning window 2 and the second code scanning window 3, and the imaging device 6 is arranged in the device shell 1; the first code scanning window 2 and the second code scanning window 3 are both transparent plastic code scanning windows commonly used by current code scanners.

When the device is used, the first code scanning window 2 and the second code scanning window 3 can be used, when a bar code is placed in front of the first code scanning window 2, light reflected by the bar code comprises first reflected light 7, the first reflected light 7 penetrates through the first code scanning window 2 and reaches the first reflector 4, the first reflected light 7 is reflected by the first reflector 4 and reaches a light sensing surface of the imaging device 6, and the first reflected light is converted into a digital signal received by a computer through a photoelectric converter and a decoder, so that the purpose of code scanning is achieved; when the bar code is placed in front of the second code scanning window 3, the light reflected by the bar code comprises second reflected light 8, the second reflected light 8 passes through the second code scanning window 3 and reaches the second reflecting mirror 5, the second reflected light 8 is reflected by the second reflecting mirror 5 and reaches the photosensitive surface of the imaging device 6, and the second reflected light is converted into a digital signal received by the computer through a photoelectric converter and a decoder, so that the purpose of scanning the code is achieved; the first reflected light ray 7 and the second reflected light ray 8 are converged on the photosensitive surface of the imaging device 6.

Present sweep a yard device and mostly scan a yard device in single-lens single field of vision, only sweep a yard window promptly and supply to scan, this device has increased one set of speculum and has swept a yard window, the improvement is two reflector double scan a yard window structure, and sweep a yard window 3 and imaging device 6's position through reasonable setting up first speculum 4, first yard window 2, second speculum 5, the second, make the bar code light that first yard window 2 scans can reflect formation of image in imaging device 6 through first speculum 4, the second is swept a yard window 3 and can be imaged in imaging device 6 through second speculum 5 reflection. Increased one and swept a yard window, conveniently held a yard people and all can conveniently swept the sign indicating number at different angles, avoided appearing singly sweep a yard window limitation too big, lead to sweeping the condition of sign indicating number failure.

In one embodiment, the device housing 1 comprises a base 11, and the first scan code window 2 is adjacent to the base 11 and is located on the side surface of the device housing 1; the second code scanning window 3 is located at the top of the device housing 1, opposite the base 11. The first code scanning window 2 facilitates the scanning of the code by the shorter sub code holding person from the side face of the device, the second code scanning window 3 facilitates the scanning of the code by the taller sub code holding person from the top of the device, the first code scanning window 2 and the second code scanning window 3 are combined in a code scanning visual field, the code scanning requirement of all people can be basically met, and the problems that the shorter sub height person uses the code scanning window at the top and the taller sub person uses the code scanning window at the side face and cannot directly scan the bar code to the code scanning window are avoided.

Preferably, the second code scanning window 3 is obliquely installed, one end of the second code scanning window 3 close to the first code scanning window 2 is higher than one end far away from the first code scanning window 2, the first code scanning window 2 is convenient for a person who is positioned at one side of the code scanning device close to the first code scanning window 2 to scan codes, and the second code scanning window 3 is convenient for a person who is positioned at one side of the code scanning device far away from the first code scanning window 2 to scan codes.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. A single-lens double-view field imaging code scanning device is characterized in that light rays emitted by a light source irradiate a bar code and are reflected to a reflector, the reflected light rays passing through the reflector are converged on a photosensitive surface of an imaging device, and are converted into digital signals received by a computer through a photoelectric converter and a decoder; the method is characterized in that: the single-lens double-view imaging code scanning device is of a double-code scanning window structure and comprises a device shell, a first code scanning window, a second code scanning window, a first reflector, a second reflector and an imaging device; the first code scanning window and the second code scanning window are respectively arranged on two adjacent side surfaces of the device shell, the first reflecting mirror and the second reflecting mirror are both arranged in the device shell and are respectively opposite to the first code scanning window and the second code scanning window, and the imaging device is arranged in the device shell;

2. The single-lens double-view imaging code scanning device as claimed in claim 1, wherein: the device shell comprises a base, and the first code scanning window is adjacent to the base and is positioned on the side surface of the device shell; the second code scanning window is opposite to the base and is positioned at the top of the device shell.

3. The single-lens double-view imaging code scanning device as claimed in claim 2, wherein: the second code scanning window is obliquely arranged, and one end, close to the first code scanning window, of the second code scanning window is higher than one end, far away from the first code scanning window, of the second code scanning window.