CN218630837U - Scanning device - Google Patents

Abstract

The application provides a scanning device, use as the wand, which comprises a housin, the image acquisition module, the casing has the collection face, or one of them plane of casing is for gathering the face, and be equipped with the window on gathering the face, the image acquisition module sets up in the casing, the window plays the effect that provides the field of vision, the image acquisition module can gather and discernment image information through the window, and the camera lens main shaft perpendicular to window place plane of image acquisition module, under scanning state, it is parallel or the face contact with the target medium to gather the face. So set up, solved among the prior art wand need incline to use, lead to the scanning effect not good easily, reduce the problem of the degree of accuracy of getting words.

Description

Scanning device

Technical Field

The application relates to the technical field of electronic equipment, in particular to scanning equipment.

Background

The scanning pen is a common scanning device at present, also called a dictionary pen or a translation pen, and is an intelligent device which scans contents such as printing fonts and symbols into the pen for optical character recognition and realizes translation or interpretation functions through built-in translation software. Because the wand is not bulky, and is convenient to carry, the wand can be consulted through a dictionary carried by the wand or after networking, and is gradually replacing a traditional paper dictionary. Common wand among the prior art is mostly designed to be the form of a pen, the image is drawn across to the tip and is scanned, in order that the image that the wand scanned does not produce keystone distortion or image black border, the design that adopts wand body slope usually, so that let and form an contained angle between inside camera primary optical axis and the body axis of a pen, thereby increase the contained angle between camera primary optical axis and the scanning object surface, the keystone distortion to the text that scans is rectified, and then improve the recognition rate of text.

When the product is used, a user needs to hold the scanning pen by hand and make the scanning pen pass through a target object in an inclined posture to complete scanning, however, the user needs to keep a certain pen holding posture, and if the inclined angle is not in place or any posture is adopted, the scanning effect is poor, and the word fetching accuracy is reduced.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a scanning device to solve the problem that in the prior art, a scanning pen needs to be tilted for use, which easily results in poor scanning effect and reduces the accuracy of word extraction.

In order to achieve the above purpose, the present application provides the following technical solutions:

a scanning device, comprising:

the device comprises a shell, a sensor and a control unit, wherein the shell is provided with a collecting surface and a window arranged on the collecting surface;

the image acquisition module is arranged in the shell and can acquire and identify image information through the window, and the main shaft of the lens is vertical to the plane of the window;

wherein, under the scanning state, the acquisition surface is parallel to or in surface contact with the target medium.

Optionally, the window includes an opening disposed on the collecting surface and a transparent plate sealing the opening.

Optionally, a supporting structure is arranged on the collecting surface, and the supporting structure is connected with the shell and protrudes out of the transparent plate.

Optionally, the portable terminal further comprises a touch screen arranged on the shell, and the touch screen is in communication connection with the image acquisition module.

Optionally, a light source is disposed in the housing, and light from the light source can be irradiated from the window to the outside of the housing.

Optionally, a button which is electrically connected with the light source and the image acquisition module and can control power on and off is arranged on the shell, and the button is triggered by single pressing.

Optionally, the image acquisition module includes a camera and a main board in communication connection with the camera, and the camera and the window are arranged right opposite to each other.

Optionally, a frame for mounting the image capture module is disposed in the housing.

Optionally, a gradually expanding scanning cavity opposite to the window is arranged in the frame body, and the camera is located in the scanning cavity, so that the scanning cavity covers the field angle of the camera.

Optionally, the touch screen is located on an opposite side of the collecting surface.

The application provides a scanning apparatus, built-in image acquisition module in the casing, the collection face of casing can paste on the target medium, perhaps lies in the target medium top parallelly. Therefore, the form is completely different from that of a conventional common scanning pen, when the scanning device is used, the scanning device is placed on a target medium, the acquisition surface is opposite to the target medium, a user does not need to deliberately adopt a specific pen holding posture, the scanning device can be kept in a stable state relative to the target medium, the main shaft of the lens of the image acquisition module is perpendicular to the target medium at the moment, imaging is accurate, the scanned text is ensured not to deform, the user slides the scanning device on the target medium in a straight line, large-range word extraction is completed, the whole process only needs the user to apply a pushing force, the scanning device can be stopped on the target medium at will in a scanning state, and the problems that the scanning pen needs to be inclined for use in the prior art, scanning effect is poor and word extraction accuracy is reduced are solved.

Drawings

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

Fig. 1 is a schematic external structural diagram of a scanning apparatus according to an embodiment of the present application;

fig. 2 is a schematic internal structural diagram of a scanning device according to an embodiment of the present application;

fig. 3 is a schematic bottom view of a scanning apparatus according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a housing and a frame provided in the embodiment of the present application.

In fig. 1-4:

1-shell, 2-transparent plate, 3-support plate, 4-touch screen, 5-LED lamp, 6-key, 7-camera, 8-main board, 9-frame and 10-scanning cavity;

101-collection surface.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

As shown in fig. 1 to 4, an embodiment of the present application provides a scanning device, which is used as a scanning pen, and includes a housing 1 and an image capturing module, where the housing 1 has a capturing surface 101, or one of the planes of the housing 1 is the capturing surface 101, and the capturing surface 101 is provided with a window, the image capturing module is disposed in the housing 1, the window plays a role of providing a field of view, the image capturing module can capture and recognize image information through the window, and a main axis of a lens of the image capturing module is perpendicular to a plane where the window is located, in a scanning state, the capturing surface 101 is parallel to or in surface contact with a target medium, and the target medium is a medium where text information to be scanned and recognized is located, and is generally in a planar form. So set up, the form is totally different with common wand in the past, during the use, place this scanning device on the target medium, it is relative with the target medium to gather face 101, need not that the user deliberately adopts specific pen-holding posture, scanning device just can keep the state at a position relation stability for the target medium, and the camera lens main shaft perpendicular to target medium of image acquisition module this moment, it is accurate to form an image, guarantee that the text that scans can not produce the deformation, the user slides this scanning device in the straight line on the target medium, accomplish word fetch on a large scale promptly, whole process only needs the user to exert a driving force, and scanning device can stop on the target medium at will with the scanning state, the use of wand needs the slope among the prior art has been solved, lead to scanning effect not good easily, reduce the problem of the degree of accuracy of word fetch.

Moreover, the design of the inclination of the body of the scanning pen in the prior art still has the defect of complex structure, especially the inclination design of the camera 7 needs test and is not beneficial to production, and in comparison, the scanning equipment provided by the application avoids the difficulty of included angle design due to the self structural design, simplifies the design and production and reduces the production cost.

The housing 1 is preferably designed as a bar, and when the housing 1 is placed on a target medium, the length direction of the housing 1 is parallel to the horizontal plane of the target medium, and the scanning device moves along the length direction when moving.

It should be noted that the scanning device further has a microphone, a speaker, a USB charging interface, a storage battery, a power key, and other structures, wherein the power key controls the power-on/off of the power-consuming structure in the housing 1, the USB charging interface is electrically connected to the storage battery, and the speaker, the microphone and the image acquisition module are in communication connection to receive voice and play voice.

In an optional embodiment, the window includes the opening that sets up on gathering face 101 and the transparent plate 2 that seals the opening, transparent plate 2 and casing 1 joint, and transparent plate 2 specifically can set up to materials such as glass, organic glass, transparent resin, can realize the printing opacity when transparent plate 2 is used for sealing casing 1 to the recognition of shooing is accomplished to the image acquisition module, and the opening is designed with the combination of transparent plate 2, when guaranteeing normally to get words, reinforcing scanning device's pleasing to the eye degree. Of course, the window may also be designed in the form of the transparent plate 2 for the whole acquisition surface 101 portion of the housing 1, or in the form of a simple opening, which is also capable of normally providing a view for the image acquisition module.

In a preferred embodiment, the collecting surface 101 is provided with a supporting structure, the supporting structure is connected with the housing 1 and protrudes from the transparent plate 2, so that the supporting structure sets up the housing 1, the collecting surface 101 and the target medium are parallel to each other in the scanning state of the scanning device, and the supporting structure and the target medium slide and rub, so that the transparent plate 2 can be effectively protected from abrasion and scratching. The supporting structure can be specifically set as two supporting plates 3 with opposite positions, the supporting plates 3 are located at the edge of the opening and are fixedly connected with the shell 1, when the collecting surface 101 is opposite to the target medium, the supporting plates 3 are perpendicular to the target medium, and of course, the supporting structure can also be specifically set as four supporting columns located at the corners of the opening or on the collecting surface 101.

Specifically, set up the image acquisition module and include camera 7, with camera 7 communication connection's mainboard 8, camera 7 is just to setting up with the window to make camera lens main shaft perpendicular to transparent plate 2, so, camera 7's mounted position is accurate and can the quick determination, helps optimizing production efficiency. The camera 7 is a macro camera, the focal length is short, the camera faces the bottom and is suitable for shooting textbooks, fonts and the like with close distances, the distance from the lens of the macro camera to the window is fixed, so frequent automatic focusing is not needed, and the mainboard 8 is used for processing terminal data to complete acquisition, identification, audio conversion and the like.

In a preferred embodiment, the scanning device further includes a touch screen 4 disposed on the housing 1, the touch screen 4 is in communication connection with a main board 8 of the image capturing module, the main board 8 also plays a role of display driving, and the touch screen 4 not only displays scanned image information and translation transcription, but also can implement multi-point touch control for touch selection. Specifically, the camera 7 is opened and enters a video mode, fonts and images corresponding to a window can be displayed on the touch screen 4 in real time, a user confirms whether a picture taking area is effective, namely whether a part needing picture taking is within the visual angle of the camera 7, if not, the scanning equipment is moved, the picture taking area is adjusted, fingers double-click the touch screen 4 after the area confirmation is adopted, the camera 7 enters a picture taking mode through the mainboard 8 according to the instruction and takes pictures to be displayed on the touch screen 4, the camera 7 finishes picture collection, the video mode can very intuitively display the picture taking area, and collection and identification can be finished efficiently and quickly; the region can be selected by fingers aiming at the collected picture, so that the character to be processed can be selected in a targeted manner, and then the operations of recognition, translation, pronunciation, stroke and the like are executed.

Further, it is preferable to set up touch-sensitive screen 4 and be located the opposite face of gathering face 101, so, because this scanning equipment uses as the wand, the volume is comparatively small, makes touch-sensitive screen 4 be located the top surface, and the person of facilitating the use looks over the image, also conveniently operates touch-sensitive screen 4.

In a preferred embodiment, a light source is arranged in the housing 1, light of the light source can irradiate to the outside of the housing 1 from the window, the light source can be set to be an LED lamp 5, and when the light source is turned on, the collection area is illuminated, so that the camera 7 can better collect images.

In a specific embodiment, the housing 1 is provided with a key 6 electrically connected to the light source and the image acquisition module, the key 6 can control the light source and the image acquisition module to be powered on and powered off, the key 6 is located on a surface of the housing 1 other than the acquisition surface 101, and the key 6 is triggered by a single press, so that the LED lamp 5 is normally on when triggered once, and the camera 7 enters a working state. Moreover, set up button 6 and image acquisition module's 8 communication connection of mainboard, once press and to realize that 8 control LED lamps of mainboard 5 light after triggering button 6, camera 7 opens and gets into video mode simultaneously, and the secondary is pressed and is triggered and get into the mode of picking up the picture again behind the button 6, if do not operate for a long time, scanning device can get into sleep mode, perhaps presses the power key originally and all can withdraw from the mode of picking up the picture.

In a more specific embodiment, a frame 9 for installing the image acquisition module is arranged in the housing 1, and the frame 9 also provides an installation position for the touch screen 4 and the light source, and also plays a role of internal support, so that the positions of various structures in the housing 1 are more stable and reliable.

Furthermore, a scanning cavity 10 which is opposite to and gradually enlarged from the window is arranged in the frame 9, or the scanning cavity 10 is funnel-shaped, the camera 7 is located in the scanning cavity 10, the LED lamp 5 is mounted on a side wall of the scanning cavity 10, so that the scanning cavity 10 covers a field angle of the camera 7, and thus a field edge of the camera 7 falls in the window, so that the camera 7 realizes maximum image acquisition.

The foregoing describes the general principles of the present application in conjunction with specific embodiments, however, it is noted that the advantages, effects, etc. mentioned in the present application are merely examples and are not limiting, and they should not be considered essential to the various embodiments of the present application. Furthermore, the foregoing disclosure of specific details is for the purpose of illustration and description and is not intended to be limiting, since the foregoing disclosure is not intended to be exhaustive or to limit the disclosure to the precise details disclosed.

The block diagrams of devices, apparatuses, systems referred to in this application are only given as illustrative examples and are not intended to require or imply that the connections, arrangements, configurations, etc. must be made in the manner shown in the block diagrams. These devices, apparatuses, devices, systems may be connected, arranged, configured in any manner, as will be appreciated by one skilled in the art. Words such as "including," "comprising," "having," and the like are open-ended words that mean "including, but not limited to," and are used interchangeably therewith. The words "or" and "as used herein mean, and are used interchangeably with, the word" and/or, "unless the context clearly dictates otherwise. The word "such as" is used herein to mean, and is used interchangeably with, the phrase "such as but not limited to". It should also be noted that in the devices, apparatuses, and methods of the present application, the components or steps may be decomposed and/or recombined. These decompositions and/or recombinations are to be considered as equivalents of the present application.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be understood that the terms "first", "second", "third", "fourth", "fifth" and "sixth" used in the description of the embodiments of the present application are only used for clearly explaining the technical solutions, and are not used for limiting the protection scope of the present application.

The foregoing description has been presented for purposes of illustration and description. Furthermore, the description is not intended to limit embodiments of the application to the form disclosed herein. While a number of example aspects and embodiments have been discussed above, those of skill in the art will recognize certain variations, modifications, alterations, additions and sub-combinations thereof.

Claims (10)

1. A scanning device, characterized by comprising:

the device comprises a shell, a sensor and a control unit, wherein the shell is provided with a collecting surface and a window arranged on the collecting surface;

the image acquisition module is arranged in the shell and can acquire and identify image information through the window, and the main shaft of the lens is vertical to the plane of the window;

wherein, under the scanning state, the acquisition surface is parallel to or in surface contact with the target medium.

2. The scanning apparatus of claim 1, wherein the window includes an opening disposed on the acquisition side and a transparent plate enclosing the opening.

3. The scanning device according to claim 2, wherein a support structure is provided on the collecting surface, and the support structure is connected with the housing and protrudes from the transparent plate.

4. The scanning device of claim 1, further comprising a touch screen disposed on the housing, the touch screen being communicatively coupled to the image acquisition module.

5. The scanning apparatus according to claim 1, wherein a light source is provided in the housing, and light from the light source can be irradiated from the window to the outside of the housing.

6. The scanning device according to claim 5, wherein a button electrically connected to the light source and the image acquisition module and capable of controlling power on and off is disposed on the housing, and the button is triggered by a single press.

7. The scanning device of claim 1, wherein the image acquisition module comprises a camera and a main board in communication connection with the camera, and the camera is disposed opposite to the window.

8. The scanning device of claim 7, wherein the housing has a frame for mounting the image acquisition module therein.

9. The scanning device according to claim 8, wherein a scanning chamber is disposed in the frame body, the scanning chamber being opposite to the window and gradually expanding, and the camera is disposed in the scanning chamber, so that the scanning chamber covers a field angle of the camera.

10. The scanning device of claim 4, wherein the touch screen is located opposite the acquisition face.

Images