CN107395917B - Rotary cylindrical scanning device - Google Patents
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- CN107395917B CN107395917B CN201710843308.6A CN201710843308A CN107395917B CN 107395917 B CN107395917 B CN 107395917B CN 201710843308 A CN201710843308 A CN 201710843308A CN 107395917 B CN107395917 B CN 107395917B
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- H—ELECTRICITY
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- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
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Abstract
The invention belongs to the technical field of scanner equipment, and particularly relates to a rotary cylindrical scanning device, wherein a main structure comprises a control console, a handle, a USB data interface, a memory card slot, a power switch, a display screen, a scanning switch, a battery, a control chip, a photoelectric conversion module, an analog-to-digital conversion module, an information storage module, an information display module, a power supply control module, a motion control module, a servo motor, a rotating shaft, a scanner, an illuminating lamp and an outer sleeve, wherein the outer sleeve with a conical head and an inner hollow transparent structure is adopted to protect the scanner, and the scanner can be inserted into granular loose materials or can be inserted into an existing duct to perform 360-degree rotary scanning; the device has the advantages of simple structure, light weight, convenient cleaning, carrying and extraction, high scanning speed and good scanning effect, is particularly suitable for detecting and determining the particle size of civil engineering building materials, is suitable for scanning and imaging the inside of a loose material or an object pore canal, and then obtains various information of a scanning object through image analysis.
Description
Technical field:
the invention belongs to the technical field of scanner equipment, and particularly relates to a rotary cylindrical scanning device, which is inserted into a loose object or an object duct to perform 360-degree rotary scanning to acquire required image information by using a scanning device with a pointed cone cylindrical structure.
The background technology is as follows:
a scanner (scanner) is a device that converts graphic or image information into a digital signal in a scanning manner using an electro-optical technology and a digital processing technology; scanners are commonly used in computer peripheral devices to capture images and convert them to digital input devices that can be displayed, edited, stored, and output by a computer; the scanner can be used as a scanning object for three-dimensional objects such as photos, text pages, drawings, art pictures, photographic films, film films, even textile, label panels, printed board samples and the like, and can extract and convert original lines, graphics, characters, photos and plane objects into editable objects and add the editable objects into files; the scanner belongs to an input system in Computer Aided Design (CAD), and forms a computer processing system through computer software and a computer and an output device (a laser printer and a laser plotter) interface, so that the scanner is suitable for Office Automation (OA). The conventional scanner is widely applied to the label panel, the printed board, the printing industry and the like. Scanners are classified into drum scanners and flat scanners, and with the market demands, small-sized and convenient-to-use scanners such as pen scanners, portable scanners, hand-held scanners, and three-dimensional scanners have been developed, and at present, scanners having small volumes, rapid scanning, and convenient portability are widely used in supermarkets, insurance, banking, securities, education, and the like.
The three-dimensional holographic imaging servo rotary scanning system disclosed in China patent 201620483623.3 comprises a rotary frame for mounting a transceiver antenna module and a servo motor for driving the rotary frame to rotate, wherein the servo motor is provided with a first angle sensor for detecting an output rotation angle of the servo motor, a second angle sensor which is arranged on a rotation axis of the rotary frame and is used for detecting an actual rotation angle of the rotary frame, and a control assembly which is electrically connected with the second angle sensor; the servo driver is used for controlling the servo motor to rotate according to the actual rotation angle of the rotating frame and the output rotation angle of the servo motor, and the first angle sensor and the control assembly are electrically connected with the servo driver; the device of the linear array CCD camera rotary scanning imaging system disclosed in China patent 201610988700.5 comprises a base, a stepping motor, a transmission shaft, a connecting piece, a balance adjusting piece, a supporting piece, a fixing device and a linear array CCD camera, wherein the stepping motor is arranged on the base, one end of the transmission shaft is connected with the stepping motor, the other end of the transmission shaft is connected with the balance adjusting piece through the connecting piece, the fixing device is arranged on the balance adjusting piece through the supporting piece, and the linear array CCD camera is arranged on the fixing device; the rotary scanning coding device disclosed in China patent 201621062992.1 comprises a machine base, a rotary structure arranged on the machine base and a coder, wherein the coder comprises a coding disc, a photoelectric switch assembly and an angle coding unit, the photoelectric switch assembly is connected with the angle coding unit through a communication interface, the coding disc is provided with a zero position indication section and a plurality of reflection triggering sections, the photoelectric switch assembly is used for transmitting and receiving infrared light signals, and is used for sensing the infrared light signals fed back by the corresponding zero position indication section or the reflection triggering sections when the rotary structure rotates so as to monitor the rotation angle position of the rotary structure; the rotary scanning device based on three-dimensional modeling disclosed in China patent 201621232831.2 comprises an auxiliary scanner, an adjusting rod, a sliding block, a sliding chute, a stepless telescopic supporting leg, a stepless telescopic connecting rod, a central disc and a stepless telescopic upright post, wherein the sliding chute is arranged on the upper end face of a mounting plate; the rotary scanning three-dimensional imaging system disclosed in Chinese patent 201621356779.1 comprises a cylindrical frame, a cylindrical side surface, a receiving and transmitting antenna array element arranged on the cylindrical side surface and used for transmitting a microwave detection signal to a detected object positioned in the cylindrical frame and receiving an echo signal reflected from the detected object, a signal receiving and transmitting module used for transmitting the microwave detection signal to the receiving and transmitting antenna array element and processing the echo signal, and a rotary control module used for controlling the receiving and transmitting antenna array element to move rotationally along the cylindrical side surface so as to enable the receiving and transmitting antenna array element to transmit the microwave detection signal to the detected object from multiple angles, and a positioning trigger fixedly arranged on the cylindrical frame and used for triggering the signal receiving and transmitting module when the receiving and transmitting antenna array element moves to the position of the positioning trigger; the laser output device capable of rotating and scanning disclosed in Chinese patent 201710464482.X comprises a first total reflection mirror, a scanning vibration mirror, a translation stage, a rotary table and at least one distance-adjusting total reflection mirror, wherein the translation stage is provided with a laser incidence port and a laser emission port, the translation stage is in sliding connection with the rotary table, the translation stage can conduct linear translation on a plane perpendicular to a rotation axis of the rotary table, the rotation axis of the rotary table is parallel to incident laser, a laser incidence hole is formed in the rotation center of the rotary table and corresponds to the laser incidence port on the translation stage, the first total reflection mirror, the distance-adjusting total reflection mirror and the scanning vibration mirror are all positioned in the translation stage, the first total reflection mirror is fixedly connected with a table top of the rotary table, and the distance-adjusting total reflection mirror and the scanning vibration mirror are fixed in the translation stage; the three-dimensional scanner for human body disclosed in China patent 201410555000.8 is provided with a scanning space, four groups of infrared cameras are arranged in the scanning space around, each infrared camera in the group is provided with a depth sensor, the infrared cameras in the same group are distributed at intervals in the vertical direction, each infrared camera is respectively equal to the infrared cameras in other three groups corresponding positions in height, four infrared cameras in the same height form four vertexes of a quadrilateral, and the ratio of the long side to the short side of the quadrilateral is 1.7:1 to 1.7:1.4; the 3D scanning device disclosed in chinese patent 201510428491.4 includes a rotating platform for placing a measured object and driving the measured object to rotate at a constant speed, a scanner for scanning the measured object and obtaining a scanned image, wherein a certain distance is provided between the scanner and the rotating platform, the scanner can reciprocate in a direction parallel to an axial direction of the rotating platform, and a range finder for measuring a height of the measured object is arranged above the rotating platform, and a controller for controlling the rotating platform, the scanner and the range finder is provided; the above patent product improves the scanning speed and the use convenience, and simultaneously improves the corresponding use cost, but cannot realize the rapid acquisition of the image of the granular object, in recent years, digital image processing and analysis (DIP) technology is widely applied to the civil engineering field, such as the analysis and calculation of the fineness modulus of sand grains by using an image method, and the image information of the object surface in the current construction engineering field is acquired by shooting by using a camera, so that the requirement of acquiring the internal condition or the tunnel surface condition of the object cannot be met. Therefore, the rotary cylindrical scanning device convenient to carry is developed and designed, the surface of an object contacted with the outer surface of the scanner device can be scanned and imaged, the conversion from image information to digital signals is realized, the problem of detecting the internal appearance of the object is solved, and the rotary cylindrical scanning device has social and economic benefits and wide application prospect.
The invention comprises the following steps:
the invention aims to overcome the defects of the prior art, and develops and designs a rotary cylindrical scanning device which is inserted into a loose material or an object pore canal to perform 360-degree rotary scanning to acquire required image information.
In order to achieve the above object, the main structure of the rotary cylindrical scanning device according to the present invention includes a console, a handle, a USB data interface, a memory card slot, a power switch, a display screen, a scanning switch, a battery, a control chip, a photoelectric conversion module, an analog-to-digital conversion module, an information storage module, an information display module, a power supply control module, a motion control module, a servo motor, a rotation shaft, a scanner, an illumination lamp, and an outer sleeve; the control platform is hinged with the handle, a USB data interface and a memory card slot of a rectangular structure are formed in the top surface of the control platform, the USB data interface and the memory card slot are parallel to each other, a power switch of a truncated cone-shaped pressing type structure is arranged on the top surface of the control platform, a display screen of an arc-shaped structure is arranged on the side surface of the control platform, a scanning switch of a semicircular spherical pressing type structure is arranged in the center of the display screen on the control platform, a battery of an arc-shaped plate-shaped structure is arranged on the side surface of the control platform, a control chip of a circular plate-shaped structure is arranged on the inner top end of the control platform, a photoelectric conversion module, an analog-to-digital conversion module, an information storage module, an information display module and a power supply control module are integrated on the circumference of the control chip, a motion control module is integrated at the center of the control chip, the bottom of the control platform is connected with one end of a servo motor of the truncated cone-shaped structure, the other end of the servo motor is mechanically and in transmission connection with one end of a rotating shaft of the circular cone-shaped structure, the other end of the servo motor is mechanically and in transmission connection with a scanner of the inner hollow cylindrical structure, a lighting lamp of the circular structure is arranged in the inner sleeve of the scanner, and the inner rotary shaft is provided with a lighting lamp of the circular cylindrical structure, and the inner rotary shaft of the circular cylindrical structure is provided with the circular cylindrical rotating shaft, the inner rotary shaft of the rotary shaft, the rotary shaft of the rotary shaft and the rotary shaft of the circular cylindrical structure is in the circular cylindrical structure and the rotary shaft of the rotary shaft is in a rotary shaft with the rotary shaft of the rotary structure; the control chip is electrically connected with the USB data interface and the memory card slot through the information storage module respectively, is electrically connected with the display screen through the information display module and is electrically connected with the servo motor through the motion control module respectively; the power switch and the scanning switch are matched together to form a switch unit, the photoelectric conversion module and the analog-to-digital conversion module are matched together to form a signal conversion unit, the servo motor and the scanner are matched together to form a scanning unit, the switch unit is respectively electrically connected with the scanning unit and the information display module, the scanning unit is electrically connected with the signal conversion unit, the signal conversion unit is electrically connected with the information storage module, and the battery is respectively electrically connected with the switch unit, the scanning unit, the display screen, the control chip and the illuminating lamp.
The threaded connection mode of the control console and the outer sleeve is convenient for disassembling, cleaning and replacing the outer sleeve; the handle can freely rotate within a range of 180 degrees, so that the handle is convenient to carry; the USB data interface supports a connection mode adopting a universal serial bus; the storage card slot supports a connection mode adopting a digital storage card; the power switch controls the connection state of the power supply; the display screen can display the electric quantity of the battery and the scanning images of the scanner and the number of the scanning images; the scanning switch is of a one-key structure and is used for controlling the starting of the scanner; the battery is an alkaline dry battery; the control chip converts the object image scanned and acquired by the scanner into image information through the signal conversion unit, stores the image information in jpg format, and transmits the image information to the computer through the universal serial bus or the digital memory card for subsequent analysis and processing; the core element of the photoelectric conversion module is a photoelectric device, and the photoelectric conversion module can convert an optical signal transmitted by the scanner into an electric signal; the analog-to-digital conversion module is an A/D analog-to-digital converter, and can convert the analog electric signal into a digital electric signal; the information storage module can store image information scanned by the scanner; the information display module controls the display of a display screen; the power supply control module can control the power supply of the battery; the motion control module controls the servo motor to automatically rotate to an initial position after rotating for one circle in the scanning process; the servo motor can drive the scanner to do circular motion through the rotating shaft; the rotating shaft is of a hollow structure, so that the penetrating of the electric wire is facilitated; the scanning element of the scanner is a photosensitive element of the CIS linear contact image sensor, the scanner does not need preheating treatment in the use process, the scanner can effectively save time and economic cost, the scanner automatically stops scanning after rotating and scanning for a circle and rotates to an initial position under the drive of the servo motor, the scanner scans the Y-axis direction image, the scanning length of the Y-axis direction image is the length H of the scanner, the scanning of the X-axis direction image is completed by the rotation of the servo motor, the scanning length of the X-axis direction image is the circumference L=pi D of the outer sleeve, and D is the diameter of the glass outer sleeve; the illuminating lamp is an LED illuminating lamp; the outer sleeve wraps the scanner inside, provides a guarantee for rotary photographing of the scanner, has a transparent structure, is convenient for scanning photographing of the scanner, has a conical structure at the lower end, and is convenient for being inserted into granular materials such as sand piles for scanning photographing.
When the rotary cylindrical scanning device is used, the outer sleeve is inserted into a region to be scanned, the power switch is turned on, the scanning switch with the one-key structure is pressed, the servo motor starts to rotate and drives the scanner to rotate at a constant speed through the rotating shaft, the scanner rotates and scans at the same time, the scanning operation is automatically stopped after the scanner rotates and scans for one circle, the servo motor drives the scanner to rotate to an initial position, and the scanning switch with the one-key structure is automatically sprung and turned off; the scanner rotates for a circle to upload the acquired image information around the outer sleeve to the control chip, the image information is stored in the information storage module in a JPG format after being processed by the photoelectric conversion module and the analog-to-digital conversion module, the device is extracted through a handle after scanning at a certain position, then other positions are scanned, and after scanning is finished, the image information stored in the information storage module is uploaded to the computer through the digital memory card or the USB data interface for subsequent image processing and analysis.
Compared with the prior art, the invention adopts the outer sleeve protection scanner with the hollow transparent structure and the conical head, can be inserted into granular loose materials or the interior of the existing pore canal to carry out 360-degree rotation scanning, the image information obtained by the scanner is uploaded to the control chip, then is processed by the photoelectric conversion module and the analog-to-digital conversion module and then is stored in the information storage module in a specific image format (such as a JPG format), after the scanning at a certain position is finished, the device is extracted by a handle, then the other positions are scanned, and after the scanning is finished, the image information stored by the information storage module is uploaded to the computer through the digital memory card or the USB data interface to carry out subsequent image processing and analysis; the device has the advantages of simple structure, light weight, convenient cleaning, carrying and extraction, high scanning speed and good scanning effect, is particularly suitable for detecting and determining the particle size of civil engineering building materials, is suitable for scanning and imaging the inside of a loose material or an object pore canal, and then obtains various information of a scanning object through image analysis.
Description of the drawings:
fig. 1 is a schematic perspective view of the main structure of the present invention.
Fig. 2 is a schematic diagram of the principle of the appearance of the main structure of the present invention.
Fig. 3 is a schematic diagram of the principle of the main structure of the control chip according to the present invention.
Fig. 4 is a schematic diagram of the internal electrical circuit connection of the present invention.
Fig. 5 is a schematic block diagram of the scanning operation principle of the present invention.
The specific embodiment is as follows:
the invention will now be described in further detail by way of examples with reference to the accompanying drawings.
Examples:
the main body structure of the rotary cylindrical scanning device according to the embodiment comprises a console 1, a handle 2, a USB data interface 3, a memory card slot 4, a power switch 5, a display screen 6, a scanning switch 7, a battery 8, a control chip 9, a photoelectric conversion module 10, an analog-to-digital conversion module 11, an information storage module 12, an information display module 13, a power supply control module 14, a motion control module 15, a servo motor 16, a rotating shaft 17, a scanner 18, an illuminating lamp 19 and an outer sleeve 20; the top edge of the console 1 with a hollow cylindrical structure is provided with a handle 2 with a semicircular ring structure, the console 1 is hinged with the handle 2, the top surface of the console 1 is provided with a USB data interface 3 with a rectangular structure and a memory card slot 4, the USB data interface 3 is parallel to the memory card slot 4, the top surface of the console 1 is provided with a power switch 5 with a truncated cone-shaped pressing structure, the side surface of the console 1 is provided with a display screen 6 with an arc structure, the center of the center under the display screen 6 on the console 1 is provided with a scanning switch 7 with a semicircular sphere pressing structure, the side surface of the console 1 is provided with a battery 8 with an arc plate structure, the inner top end of the console 1 is provided with a control chip 9 with a circular plate structure, the circumference of the control chip 9 is integrated with a photoelectric conversion module 10, an analog-to-digital conversion module 11, an information storage module 12, an information display module 13 and a power supply control module 14, the center of the control chip 9 is integrated with a motion control module 15, the bottom of the control chip 1 is connected with one end of a servo motor 16 with a circular truncated cone-shaped structure, the other end of the servo motor 16 is mechanically and drivingly connected with one end of a rotating shaft 17 with a cylindrical structure, the other end of the rotating shaft 17 is mechanically and drivingly connected with a scanner 18 with an inner hollow cylindrical structure, an illuminating lamp 19 with a cylindrical structure is arranged in the scanner 18, and an outer sleeve 20 with a conical head and an inner hollow cylindrical transparent structure wraps the servo motor 16, the rotating shaft 17 and the scanner 18 and then is in threaded connection with the control chip 1; the control chip 9 is respectively and electrically connected with the USB data interface 3 and the memory card slot 4 through the information storage module 12, the control chip 9 is electrically connected with the display screen 6 through the information display module 13, and is respectively and electrically connected with the control chip 9 through the motion control module 15 and the servo motor 16; the power switch 5 and the scan switch 7 cooperate together to form a switch unit, the photoelectric conversion module 10 and the analog-to-digital conversion module 11 cooperate together to form a signal conversion unit, the servo motor 16 and the scanner 18 cooperate together to form a scan unit, the switch unit is respectively electrically connected with the scan unit and the information display module 13, the scan unit is electrically connected with the signal conversion unit, the signal conversion unit is electrically connected with the information storage module 12, and the battery 8 is respectively electrically connected with the switch unit, the scan unit, the display screen 6, the control chip 9 and the illuminating lamp 19.
The threaded connection mode of the console 1 and the outer sleeve 20 is convenient for the disassembly, cleaning and replacement of the outer sleeve 20; the handle 2 can freely rotate within a range of 180 degrees, so that the hand can be conveniently lifted; the USB data interface 3 supports a connection mode adopting a universal serial bus; the memory card slot 4 supports a connection mode adopting a digital memory card; the power switch 5 controls the connection state of the power supply; the display screen 6 can display the electric quantity of the battery 8 and the number of scanned images of the scanner 18; the scanning switch 7 is of a one-key structure and is used for controlling the starting of the scanner 18; the battery 8 is an alkaline dry battery; the control chip 9 converts the object image scanned and acquired by the scanner 18 into image information through the signal conversion unit, stores the image information in jpg format, and transmits the image information to a computer through a universal serial bus or a digital memory card for subsequent analysis and processing; the core element of the photoelectric conversion module 10 is a photoelectric device, and the photoelectric conversion module 10 can convert an optical signal transmitted by the scanner 18 into an electrical signal; the analog-to-digital conversion module 11 is an a/D analog-to-digital converter, and the analog-to-digital conversion module 11 can convert an analog electric signal into a digital electric signal; the information storage module 12 is capable of storing image information scanned by the scanner 18; the information display module 13 controls the display of the display screen 6; the power supply control module 14 is capable of controlling the power supply of the battery 8; the motion control module 15 controls the servo motor 16 to automatically rotate to an initial position after rotating for one circle in the scanning process; the servo motor 16 can drive the scanner 18 to do circular motion through the rotating shaft 17; the rotating shaft 17 is of a hollow structure, so that the wire can be conveniently penetrated; the scanning element of the scanner 18 is a photosensitive element of the CIS linear contact image sensor, the scanner 18 does not need preheating treatment in the use process, the time and the economic cost can be effectively saved along with the use, the scanner 18 automatically stops scanning after rotating and scanning for one circle and rotates to an initial position under the driving of the servo motor 16, the scanner 18 scans the Y-axis direction image, the scanning length of the Y-axis direction image is the length H of the scanner 18 (shown in figure 1), the scanning of the X-axis direction image is completed by the rotation of the servo motor 16 driving the scanner 18, the scanning length of the X-axis direction image is the perimeter L=pi D of the outer sleeve 20, and D is the diameter of the glass outer sleeve 20 (shown in figure 1); the illuminating lamp 19 is an LED illuminating lamp; the outer sleeve 20 wraps the scanner 18 inside, guarantees the rotation of scanner 18 to take a picture, and the outer sleeve 20 is transparent structure, and the scanning of scanner 18 of being convenient for is taken a picture, and the lower extreme of outer sleeve 20 is conical structure, is convenient for insert in granular materials such as sand heap and carries out the scanning and take a picture.
When the rotary cylindrical scanning device according to the embodiment is used, the outer sleeve 20 is inserted into a region to be scanned, the power switch 5 is turned on, the scanning switch 7 with a one-key structure is pressed, the servo motor 16 starts to rotate and drives the scanner 18 to rotate at a constant speed through the rotating shaft 17, the scanner 18 rotates and scans simultaneously, the scanning operation is automatically stopped after the scanner 18 rotates and scans for one circle, the servo motor 16 drives the scanner 18 to rotate to an initial position, and the scanning switch 7 with the one-key structure automatically bounces off; the scanner 18 rotates for a circle to upload the acquired image information around the outer sleeve 20 to the control chip 9, the image information is stored in the information storage module 12 in a JPG format after being processed by the photoelectric conversion module 10 and the analog-to-digital conversion module 11, the device is extracted through the handle 2 after the scanning of a certain position is completed, the other positions are scanned, and the image information stored in the information storage module 12 is uploaded to a computer through a digital memory card or a USB data interface after the scanning is completed for subsequent image processing and analysis.
Claims (3)
1. The rotary cylindrical scanning device is characterized in that the main body structure comprises a control console, a handle, a USB data interface, a memory card slot, a power switch, a display screen, a scanning switch, a battery, a control chip, a photoelectric conversion module, an analog-to-digital conversion module, an information storage module, an information display module, a power supply control module, a motion control module, a servo motor, a rotating shaft, a scanner, an illuminating lamp and an outer sleeve; the control platform is hinged with the handle, a USB data interface and a memory card slot of a rectangular structure are formed in the top surface of the control platform, the USB data interface and the memory card slot are parallel to each other, a power switch of a truncated cone-shaped pressing type structure is arranged on the top surface of the control platform, a display screen of an arc-shaped structure is arranged on the side surface of the control platform, a scanning switch of a semicircular spherical pressing type structure is arranged in the center of the display screen on the control platform, a battery of an arc-shaped plate-shaped structure is arranged on the side surface of the control platform, a control chip of a circular plate-shaped structure is arranged on the inner top end of the control platform, a photoelectric conversion module, an analog-to-digital conversion module, an information storage module, an information display module and a power supply control module are integrated on the circumference of the control chip, a motion control module is integrated at the center of the control chip, the bottom of the control platform is connected with one end of a servo motor of the truncated cone-shaped structure, the other end of the servo motor is mechanically and in transmission connection with one end of a rotating shaft of the circular cone-shaped structure, the other end of the servo motor is mechanically and in transmission connection with a scanner of the inner hollow cylindrical structure, a lighting lamp of the circular structure is arranged in the inner sleeve of the scanner, and the inner rotary shaft is provided with a lighting lamp of the circular cylindrical structure, and the inner rotary shaft of the circular cylindrical structure is provided with the circular cylindrical rotating shaft, the inner rotary shaft of the rotary shaft, the rotary shaft of the rotary shaft and the rotary shaft of the circular cylindrical structure is in the circular cylindrical structure and the rotary shaft of the rotary shaft is in a rotary shaft with the rotary shaft of the rotary structure; the control chip is electrically connected with the USB data interface and the memory card slot through the information storage module respectively, is electrically connected with the display screen through the information display module and is electrically connected with the servo motor through the motion control module respectively; the power switch and the scanning switch are matched together to form a switch unit, the photoelectric conversion module and the analog-to-digital conversion module are matched together to form a signal conversion unit, the servo motor and the scanner are matched together to form a scanning unit, the switch unit is respectively and electrically connected with the scanning unit and the information display module, the scanning unit is electrically connected with the signal conversion unit, the signal conversion unit is electrically connected with the information storage module, and the battery is respectively and electrically connected with the switch unit, the scanning unit, the display screen, the control chip and the illuminating lamp; the scanning element of the scanner is a photosensitive element of the CIS linear contact image sensor, the scanner does not need preheating treatment in the use process, the scanner can effectively save time and economic cost, the scanner automatically stops scanning after rotating and scanning for a circle and rotates to an initial position under the driving of the servo motor, the scanner scans the Y-axis direction image, the scanning length of the Y-axis direction image is the length H of the scanner, the scanning of the X-axis direction image is completed by the rotation of the servo motor driving the scanner, the scanning length of the X-axis direction image is the circumference L=pi D of the outer sleeve, and D is the diameter of the glass outer sleeve.
2. The rotary cylindrical scanning device according to claim 1, wherein the console is in threaded connection with the outer sleeve to facilitate disassembly, cleaning and replacement of the outer sleeve; the handle can freely rotate within a range of 180 degrees, so that the handle is convenient to carry; the USB data interface supports a connection mode adopting a universal serial bus; the storage card slot supports a connection mode adopting a digital storage card; the power switch controls the connection state of the power supply; the display screen can display the electric quantity of the battery and the scanning images of the scanner and the number of the scanning images; the scanning switch is of a one-key structure and is used for controlling the starting of the scanner; the battery is an alkaline dry battery; the control chip converts the object image scanned and acquired by the scanner into image information through the signal conversion unit, stores the image information in jpg format, and transmits the image information to the computer through the universal serial bus or the digital memory card for subsequent analysis and processing; the core element of the photoelectric conversion module is a photoelectric device, and the photoelectric conversion module can convert an optical signal transmitted by the scanner into an electric signal; the analog-to-digital conversion module is an A/D analog-to-digital converter, and can convert the analog electric signal into a digital electric signal; the information storage module can store image information scanned by the scanner; the information display module controls the display of a display screen; the power supply control module can control the power supply of the battery; the motion control module controls the servo motor to automatically rotate to an initial position after rotating for one circle in the scanning process; the servo motor can drive the scanner to do circular motion through the rotating shaft; the rotating shaft is of a hollow structure, so that the penetrating of the electric wire is facilitated; the illuminating lamp is an LED illuminating lamp; the outer sleeve wraps the scanner inside, provides a guarantee for rotary photographing of the scanner, is of a transparent structure, is convenient for scanning photographing of the scanner, and is of a conical structure at the lower end, and is convenient for being inserted into granular materials for scanning photographing.
3. The rotary cylindrical scanning device according to claim 1, wherein when in use, the outer sleeve is inserted into an area to be scanned, the power switch is turned on, the scanning switch with a one-key structure is pressed, the servo motor starts to rotate and drives the scanner to rotate at a constant speed through the rotating shaft, the scanner rotates and scans at the same time, the scanning operation is automatically stopped after the scanner rotates and scans for one circle, the servo motor drives the scanner to rotate to an initial position, and the scanning switch with the one-key structure automatically bounces off; the scanner rotates for a circle to upload the acquired image information around the outer sleeve to the control chip, the image information is stored in the information storage module in a JPG format after being processed by the photoelectric conversion module and the analog-to-digital conversion module, the device is extracted through a handle after scanning at a certain position, then other positions are scanned, and after scanning is finished, the image information stored in the information storage module is uploaded to the computer through the digital memory card or the USB data interface for subsequent image processing and analysis.
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| CN201710843308.6A CN107395917B (en) | 2017-09-18 | 2017-09-18 | Rotary cylindrical scanning device |
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| CN201710843308.6A CN107395917B (en) | 2017-09-18 | 2017-09-18 | Rotary cylindrical scanning device |
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| CN107395917B true CN107395917B (en) | 2023-05-23 |
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| KR101027306B1 (en) * | 2009-12-14 | 2011-04-06 | 이명술 | Apparatus of portable scanner and control method thereof |
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