CN210075397U - Image acquisition device and system - Google Patents

Abstract

The embodiment of the application discloses an image acquisition device and system. Move the frame and reciprocate for the support frame through vertical drive arrangement drive, through horizontal drive arrangement drive mount pad at the frame horizontal migration that removes to drive camera device from top to bottom and the ascending translation of horizontal direction, camera device's removal is more stable, and can keep camera device and gather the distance between the object, and carry out the light filling through the light filling device to gathering the object, improve the quality that the image was gathered.

Description

Image acquisition device and system

Technical Field

The embodiment of the application relates to the field of image acquisition, in particular to an image acquisition device and system.

Background

Ancient Chinese frescoes carry rich historical information, have great aesthetic, artistic and scientific values, but are seriously damaged at present. The phenomena of nail lifting, shortness and alkalinity, hollowing and the like of the mural are caused by natural environmental factors. Meanwhile, the air pollution is serious, and the number of tourists is increased, which brings great threat to the mural. Therefore, the protection and repair of the mural are not slow.

In order to facilitate repair research of murals and real and long-term transmission of information carried by cultural relics, mural images need to be subjected to image data acquisition, storage and transmission. Because the area of the mural is large, a plurality of images of the mural need to be acquired. However, under the influence of the field environment, the current mode of manually translating the camera device to acquire images at different positions of the mural is easy to greatly influence the quality of image acquisition.

Disclosure of Invention

The embodiment of the application provides an image acquisition device and system, through can gather the mount pad that the mount level and reciprocate at the image drives camera device level and reciprocate, camera device's removal is more stable, guarantees image acquisition's quality.

In a first aspect, an embodiment of the present application provides an image capturing device, including:

the image acquisition fixing frame comprises a supporting frame and a moving frame which are vertical to each other, wherein the supporting frame is arranged along the vertical direction, and the moving frame can slide up and down relative to the supporting frame through a vertical driving device;

the mounting seat is horizontally movably arranged on the movable frame through a transverse driving device;

and the camera device is fixedly arranged on the mounting seat, and an included angle exists between the orientation of the camera device and a plane formed by the moving track of the moving frame.

Furthermore, the vertical driving device comprises a lifting motor and a connecting rope, the lifting motor is installed on the supporting frame, one end of the connecting rope is wound on a rotating shaft of the lifting motor, and the other end of the connecting rope is connected with the movable frame.

Furthermore, the number of the support frames and the number of the vertical driving devices are two, the moving frame is arranged between the two support frames, and two ends of the moving frame can slide up and down relative to the support frames through the driving of one vertical driving device respectively.

Furthermore, the transverse driving device comprises a power motor, a power wheel and a linkage wheel, the power motor is fixedly connected to the mounting seat, the linkage wheel is connected to the movable frame in a transverse rolling mode, the linkage wheel is rotatably connected to the mounting seat, and the power wheel is coaxially and fixedly connected to an output shaft of the power motor and is in transmission connection with the linkage wheel.

Furthermore, the number of the linkage wheels is two, and the two linkage wheels are respectively arranged on two sides of the power wheel and are in transmission connection with the power wheel.

Further, the image capturing device further includes: and the light supplementing device is used for supplementing light for the image acquisition of the camera device.

Furthermore, the light supplementing device is an external light supplementing device, and the external light supplementing device is connected to the mounting base through a connecting mechanism with an adjustable angle.

Furthermore, the connecting mechanism comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is spherically hinged to the mounting seat, the other end of the first connecting rod is spherically hinged to one end of the second connecting rod, and the other end of the second connecting rod is connected to the external light supplementing device.

Further, the installation seat is provided with a distance measuring device with the direction consistent with that of the camera device.

In a second aspect, an embodiment of the present application provides an image capturing system, including the image capturing device according to the first aspect, further including a control terminal, where the control terminal is in communication connection with the camera device, the vertical driving device, and the horizontal driving device.

The embodiment of the application moves the frame through vertical drive arrangement drive and reciprocates for the support frame, through horizontal drive arrangement drive mount pad at the frame horizontal migration that moves, thereby drive camera device from top to bottom and the ascending translation of horizontal direction, camera device's removal is more stable, has improved the stability of image acquisition work, and can keep camera device and gather the distance between the object, and carry out the light filling through the light filling device to gathering the object, improve the quality of image acquisition.

Moreover, this image acquisition device possesses mutually perpendicular's support frame and removes frame and camera device, portable and installation are enough to deal with the inconvenient that the long-range brings of collection operation route, through control terminal communication control image acquisition device reaches automatic mural image acquisition's effect.

Drawings

Fig. 1 is a schematic structural diagram of an image capturing device according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a vertical driving device according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a lateral driving apparatus according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a power wheel and a linkage wheel according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a light supplement device in an image capturing device according to a second embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a three-image acquisition system according to an embodiment of the present application.

In the figure: 1. a support frame; 2. a movable frame; 3. a mounting seat; 31. installing a disc; 32. a joining block; 4. a camera device; 5. a lifting motor; 6. connecting ropes; 7. a power motor; 8. a power wheel; 9. a linkage wheel; 10. a first connecting rod; 11. a second connecting rod; 12. an independent light supplement device; 13. a distance measuring device; 14. a control terminal; 15. a lamp cap; 16. a soft cloth lampshade; 17. a foot rest; 18. a sliding layer; 19. a transverse guide rail; 20. a vertical light supplement device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, specific embodiments of the present application will be described in detail with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present application are shown in the drawings.

In the description of the embodiments of the present application, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example one

As shown in fig. 1 and 2, an embodiment of the present application provides an image capturing device. Referring to fig. 1 and 2, the image capturing device includes an image capturing fixing frame, a mounting base 3, a camera device 4, and a light supplementing device.

Wherein the image acquisition mount includes mutually perpendicular's support frame 1 and removal frame 2, and wherein support frame 1 is column and vertical setting, and the quantity of support frame 1 is two. Remove frame 2 and be the column setting that the level was placed, and set up between two support frames 1, be provided with vertical guide rail (not shown in the figure) along vertical direction on support frame 1, each sliding connection in the both ends of removing frame 2 is on the vertical guide rail of one of them support frame 1, make to remove frame 2 and can slide from top to bottom for support frame 1, and spacing on vertical direction to the removal of removing frame 2, reduce the condition that removes frame 2 and support frame 1 break away from, thereby increase the stability of image acquisition mount.

Further, a vertical driving device is provided on the support frame 1 in order to drive the vertical sliding of the moving frame 2 on the support frame 1. The number of the vertical devices in the embodiment is two, and each vertical device corresponds to one support frame 1, and the movement of the movable frame 2 in the vertical direction is controlled at two ends of the movable frame 2 respectively.

The vertical driving device specifically comprises a lifting motor 5 and a connecting rope 6, wherein the lifting motor 5 is transversely arranged and fixedly mounted at the top of the support frame 1, and the position of the lifting motor 5 is higher than that of the moving frame 2. One end of the connecting rope 6 is wound on the rotating shaft of the lifting motor 5, and the other end of the connecting rope 6 is fixedly connected to the movable frame 2. When the lifting motor 5 rotates, the connecting rope 6 wound on the lifting motor can be wound or unwound, so that the moving frame 2 is controlled to move upwards or downwards. And when control elevator motor 5, carry out synchronous drive to two elevator motor 5, carry out the rolling or unreel to connecting rope 6 in step, guarantee to remove the balance of frame 2.

In other embodiments, the lifting motor 5 may be installed at a position below the top of the supporting frame 1, a reversing wheel is installed at a position above the upper limit of movement of the moving frame 2 in the supporting frame 1, and the connecting rope 6 is wound in the lifting motor 5, then passes around the reversing wheel, then extends downwards, and then is fixedly connected with the moving frame 2.

As shown in fig. 1 and 3, a mount 3 horizontally movable in the longitudinal direction of the moving frame 2 is provided on the moving frame 2, and a lateral driving device for driving the mount 3 to move horizontally on the moving frame 2 is connected to the mount.

In this embodiment, the transverse driving device includes a power motor 7, a power wheel 8 and a linkage wheel 9, wherein the power motor 7 is transversely disposed and is fixedly connected with the mounting base 3 (for example, the power motor 7 and the mounting base 3 are fixedly connected with each other through a connecting block, and the power motor 7 can also be directly and fixedly mounted on the mounting base 3). In order to reduce the friction force between the power motor 7 and the movable frame 2, a sliding layer 18 is arranged between the power motor 7 and the movable frame 2, the sliding layer 18 is specifically a plurality of rolling wheels rotatably arranged on the power motor 7, the rolling wheels are abutted against the movable frame 2, and the rotating shaft of the rolling wheels is perpendicular to the moving direction of the mounting base 3.

The power wheel 8 is coaxially and fixedly connected with an output shaft of the power motor 7. Optionally, in order to enable the mounting base 3 to stably translate relative to the moving frame 2, a sliding block (not shown in the figure) may be slidably disposed on the moving frame 2 along the length direction thereof, and then the sliding block is fixedly connected with the mounting base 3, the power motor 7 or the connecting block. Wherein the output shaft of the power motor 7 can also pass through the power wheel 8 and is rotationally connected with the mounting base 3 through a bearing, so that the stability of the mutual position between the power motor 7 and the mounting base 3 is enhanced.

With reference to fig. 3 and 4, the mounting base 3 includes a mounting disc 31 for mounting the camera 4 and a connecting block 32 for mounting the linkage wheel 9, and the mounting disc 31 and the connecting block 32 are fixedly connected to each other or integrally formed. In this embodiment, the number of the linkage wheels 9 is two, and the linkage wheels are both rotatably connected to the connecting block 32, and the two linkage wheels 9 are respectively arranged on two sides of the power wheel 8 and are in transmission connection with the power wheel 8, so that the linkage wheels 9 are driven by the power wheel 8 to rotate towards the same hour.

In this embodiment, the power wheel 8 and the linkage wheel 9 are connected in a transmission manner in which the power wheel 8 and the linkage wheel 9 are abutted against each other, and transmission is realized by a friction force therebetween. Furthermore, in order to further increase the friction force between the power wheel 8 and the linkage wheel 9, friction washers made of rubber and the like can be arranged on the peripheries of the power wheel 8 and/or the linkage wheel 9. The moving frame 2 is provided with a transverse guide rail 19 along the length direction, the linkage wheel 9 is connected with the transverse guide rail 19 in a rolling way, and when the linkage wheel 9 rotates, the linkage wheel 9 rolls along the transverse guide rail 19 and drives the connecting block 32 to move synchronously.

In other embodiments, the transmission mode between the power wheel 8 and the linkage wheel 9 may be that the power wheel 8 and the linkage wheel 9 are engaged with each other, or the transmission wheel and the linkage wheel 9 are both coaxially and fixedly provided with gears and engaged with each other, and may also be transmitted through a synchronous belt.

In this embodiment, the image capturing device 4 is fixedly mounted on the mounting disc 31, and the orientation of the image capturing device 4 forms an angle (in this embodiment, the angle is preferably 90 degrees) with a plane formed by the moving track of the moving rack 2, that is, the orientation of the image capturing device 4 is set back to the connecting block 32.

A distance measuring device 13 with the same orientation as the camera device 4 is fixedly mounted on the mounting disc 31 and is used for measuring the distance between the camera device 4 and the collected mural. In other alternative embodiments, the distance measuring device 13 may also be directly mounted on the camera device 4. The distance measuring device 13 is embodied as a digital laser distance measuring device, and calculates the measurement distance from the laser emission rate and the time of the reflected light.

The light supplementing device is used for supplementing light for image acquisition of the camera device 4, the light supplementing device can adopt a camera shooting light supplementing lamp of the camera device 4, external other light supplementing lamp equipment can be omitted, manpower is saved, and an external light supplementing device can be used for supplementing light for image acquisition. This embodiment adopts external light filling ware to carry out the light filling, and is concrete, and external light filling ware is vertical light filling ware 20, and vertical light filling ware 20 includes lamp holder 15, soft light cloth lamp shade 16 and foot rest 17, and wherein soft light cloth lamp shade 16 fixed connection is in the top of foot rest 17, and soft light cloth lamp shade 16 is the tubaeform setting, and lamp holder 15 fixed mounting is in the less one end of soft light cloth lamp shade 16 bore to towards the great one end setting of soft light cloth lamp shade 16 bore. The vertical light supplement devices 20 are arranged in two, and are placed on one side of the image collection fixing frame close to the mural when in use, and are arranged in a splayed shape extending towards two ends of the mural.

In other optional embodiments, casters may be disposed at the bottom of the supporting column to facilitate the moving operation of the image capturing fixing frame, and a level may be disposed on the mounting base 3 to ensure that the plane of the moving track of the camera device 4 is flush with the mural. And vertical drive arrangement and horizontal drive arrangement all can drive carriage and connecting seat through the lead screw, and its mounting means is prior art, does not do the repeated description here.

Above-mentioned, when carrying out image acquisition to the mural, place the image acquisition mount before the mural to utilize range unit 13 to confirm the distance between camera device 4 and the mural, place the light filling device between image acquisition mount and mural, carry out the light filling to the mural, improve the quality that the mural image was gathered. The winding and unwinding of the connecting rope 6 are controlled by controlling the forward and reverse rotation of the lifting motor 5, so that the moving frame 2 is controlled to ascend or descend, the forward and reverse rotation of the power motor 7 is controlled to drive the linkage wheel 9 to roll, the horizontal movement of the mounting seat 3 is controlled, the moving direction of the camera device 4 in the vertical and horizontal directions is controlled, the control of shooting paths of the camera device 4 is achieved, the camera device 4 is more stable to move, and the quality of image acquisition is improved.

Example two

The embodiment of the present application provides another image capturing device, in which the settings of the image capturing fixing frame, the mounting base 3 and the camera device 4 are similar to those of the first embodiment, and are not described herein again, and the difference between the first embodiment and the second embodiment is the setting of the light supplement device.

Fig. 5 is a schematic structural diagram of a light supplement device in another image capturing device according to an embodiment of the present disclosure. Referring to fig. 5, the light supplement device adopted in this embodiment is also an external light supplement device that is independent of the camera device 4, the external light supplement device is specifically an independent light supplement device 12 in this embodiment, the independent light supplement device 12 in this embodiment is provided with a plurality of (4 in the figure), and the plurality of independent light supplement devices are uniformly arranged on the mounting disc 31 around the circumference of the camera device 4.

Specifically, the independent light supplement device 12 is connected to the mounting base 3 through a connection mechanism with an adjustable angle. In this embodiment, the connection mechanism includes a first connection rod 10 and a second connection rod 11, wherein one end of the first connection rod 10 is spherically hinged to the mounting disc 31, the other end of the first connection rod is spherically hinged to one end of the second connection rod 11, and the other end of the second connection rod 11 is spherically hinged to the independent light supplement 12.

It can be understood that, there is damping in the mutual junction of installation disc 31, head rod 10, second connecting rod 11 and independent light filling ware 12 for installation disc 31, head rod 10, second connecting rod 11 and independent light filling ware 12 still can keep the state after changing under the effect of external force changing the angle each other, realize the regulation to the position and the angle of independent light filling ware 12.

In other alternative embodiments, the connection mechanism may also be a flexible gooseneck, and the position and angle of the independent light supplement 12 can be adjusted more flexibly.

Above-mentioned, through coupling mechanism adjustment light filling device's position and angle, carry out the light filling for image acquisition better, improve image acquisition's quality.

EXAMPLE III

Fig. 6 is a schematic structural diagram of an image capturing system according to an embodiment of the present disclosure. Referring to fig. 1, it includes a control terminal 14 and an image capturing device as provided in the above embodiments, wherein the control terminal 14 may be a desktop computer, a laptop computer, a mobile workstation or other computer equipment.

Specifically, the control terminal 14 is communicatively connected to the image pickup device 4, the vertical driving device, and the horizontal driving device, and controls the operating states of the image pickup device 4, the vertical driving device, and the horizontal driving device. The wireless communication device can be connected in a wired and/or wireless mode, such as communication connection in RS232, RS485, RJ45, WiFi, ZigBee, Bluetooth and the like. And the vertical driving device and the horizontal driving device are also provided with controllers for controlling the lifting motor 5 and the power motor 7, and the control terminal 14 is in communication connection with the controllers to transmit control signals so as to control the working states of the vertical driving device and the horizontal driving device.

Further, the control terminal 14 may be further in communication connection with a light supplement device to control the operating state of the light supplement lamp, and may also be in communication connection with the distance measuring device 13 to receive the distance signal.

Above-mentioned, control vertical drive arrangement and horizontal drive arrangement through control terminal 14 to shoot the route to camera device 4 and control camera device 4 and carry out image acquisition to the mural painting, camera device 4's removal is more steady, improves the quality of image acquisition.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The foregoing is considered as illustrative of the preferred embodiments of the invention and the technical principles employed. The present application is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present application has been described in more detail with reference to the above embodiments, the present application is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present application, and the scope of the present application is determined by the scope of the claims.

Claims (10)

1. An image capturing device, comprising:

the image acquisition fixing frame comprises a supporting frame (1) and a moving frame (2) which are perpendicular to each other, wherein the supporting frame (1) is arranged in the vertical direction, and the moving frame (2) can slide up and down relative to the supporting frame (1) through a vertical driving device;

the mounting seat (3) is horizontally arranged on the movable frame (2) through a transverse driving device;

the camera device (4) is fixedly installed on the installation seat (3), and an included angle exists between the orientation of the camera device (4) and the plane formed by the moving track of the moving frame (2).

2. The image acquisition device according to claim 1, wherein the vertical driving device comprises a lifting motor (5) and a connecting rope (6) which are installed on the support frame (1), one end of the connecting rope (6) is wound around a rotating shaft of the lifting motor (5), and the other end of the connecting rope is connected to the movable frame (2).

3. The image acquisition device according to claim 1, wherein the number of the supporting frames (1) and the number of the vertical driving devices are two, the moving frame (2) is disposed between the two supporting frames (1), and two ends of the moving frame (2) are driven by one vertical driving device respectively to slide up and down relative to the supporting frames (1).

4. The image acquisition device according to claim 1, wherein the transverse driving device comprises a power motor (7), a power wheel (8) and a linkage wheel (9), the power motor (7) is fixedly connected to the mounting base (3), the linkage wheel (9) is connected to the movable frame (2) along a transverse rolling manner, the linkage wheel (9) is rotatably connected to the mounting base (3), and the power wheel (8) is coaxially and fixedly connected to an output shaft of the power motor (7) and is in transmission connection with the linkage wheel (9).

5. The image acquisition device according to claim 4, wherein the number of the linkage wheels (9) is two, and the two linkage wheels (9) are respectively arranged on two sides of the power wheel (8) and are in transmission connection with the power wheel (8).

6. The image capturing device of claim 1, further comprising: and the light supplementing device is used for supplementing light for the image acquisition of the camera device (4).

7. The image capturing device as claimed in claim 6, wherein the light supplement device is an external light supplement device, and the external light supplement device is connected to the mounting base (3) through a connection mechanism with an adjustable angle.

8. The image capturing device according to claim 7, wherein the connecting mechanism includes a first connecting rod (10) and a second connecting rod (11), one end of the first connecting rod (10) is spherically hinged to the mounting seat (3), the other end of the first connecting rod is spherically hinged to one end of the second connecting rod (11), and the other end of the second connecting rod (11) is connected to the external light supplement device.

9. The image acquisition device according to claim 1, characterized in that the mount (3) is fitted with a distance measuring device (13) oriented in correspondence with the orientation of the camera device (4).

10. An image acquisition system comprising the image acquisition device according to any one of claims 1 to 8, further comprising a control terminal (14), wherein the control terminal (14) is in communication connection with the camera device (4), the vertical driving device and the horizontal driving device.

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