CN215000393U - Digital image acquisition support - Google Patents
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- CN215000393U CN215000393U CN202120797465.XU CN202120797465U CN215000393U CN 215000393 U CN215000393 U CN 215000393U CN 202120797465 U CN202120797465 U CN 202120797465U CN 215000393 U CN215000393 U CN 215000393U
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Abstract
The utility model relates to a digital image acquisition bracket, which is specially used for image acquisition of asphalt pavement, and comprises a horizontal frame, at least three stand columns and a camera clamping seat; the top end of the upright post is connected with the horizontal frame, and the bottom end of the upright post is supported on the ground; the camera clamping seat is connected to the horizontal frame through a supporting beam; the camera clamping seat is provided with a camera position, a camera shooting hole is reserved in the camera position, a camera of the camera position carries out image acquisition through a shooting area right below the camera shooting hole, a stable and standard shooting platform is provided for image acquisition of an asphalt pavement, errors caused by time-dependent height, angle and light interference of manual handheld shooting can be effectively reduced, the stability of image acquisition is improved, and the stability and reliability of a test analysis result can be finally improved.
Description
Technical Field
The utility model relates to a digital image acquisition field especially relates to a digital image acquisition support.
Background
With the continuous development of digital image technology, which has been related to various aspects of industry and science and technology, people expect to acquire needed image information visually to analyze the intrinsic rules contained in the information. The maturity and development of the digital image technology provide a new way for detecting the texture structure, the disease identification, the mechanism sand peeling area and the like of the asphalt pavement.
At present, digital image acquisition is carried out on the asphalt pavement, the manual handheld camera is mainly used for photographing operation, and the image definition is easily influenced by shaking of the body. The vertical shooting process of handheld camera easily receives health, external object shadow interference, leads to the road surface light to differ, and local noise is too much. Moreover, due to the influence of the test height, angle and test light, even if the same test piece and the same test point are used, the image characteristics of different operators under different illumination conditions are obviously different. The defects caused by the fact that the camera is manually held to collect the images reduce the stability of image collection, and further directly influence the stability and reliability of the calculation result of the image characteristics.
Therefore, there is a need for a digital image collecting bracket for an asphalt pavement to reduce the interference of manual operation and ambient light and improve the stability of image collection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a digital image acquisition support is exclusively used in the digital image of gathering bituminous paving, reduces the error that the digital image acquisition in-process produced because of interference factors such as height, angle, light for the process of gathering bituminous paving image is more standardized, promotes image acquisition's stability, and then improves accuracy, the stability of the analysis result of image characteristic.
In order to achieve the above object, the utility model provides a following scheme:
a digital image acquisition bracket comprises a horizontal frame, at least three upright posts and a camera card seat;
the top end of the upright post is connected with the horizontal frame, and the bottom end of the upright post is supported on the ground;
the camera clamping seat is connected to the horizontal frame through a supporting beam;
the camera card seat is provided with a camera position, a camera shooting hole is reserved in the camera position, and a camera of the camera position carries out image acquisition through a shooting area right below the camera shooting hole.
Optionally, the horizontal frame is formed by connecting at least three first horizontal beams end to end.
Optionally, the support beam is connected to the first horizontal beam, or connected to a joint of two adjacent first horizontal beams.
Optionally, the support beam is horizontal or inclined with the horizontal frame.
Optionally, the camera further comprises an LED lamp, a battery and a power controller, wherein the LED lamp is arranged on the support beam, and the battery and the power controller are arranged in the camera card holder;
the input end of the power controller is electrically connected with the battery, and the output end of the power controller is electrically connected with the LED lamp.
Optionally, the upright column includes a pillar and a support tube, and the pillar is movably inserted into the support tube in a position-limited manner;
or the stand column is a multi-section telescopic rod, and the multi-section telescopic rod is provided with a limiting part capable of limiting the height.
Optionally, a second horizontal beam is further connected between the two columns.
Optionally, the camera further comprises a light-shielding curtain, wherein the top end of the light-shielding curtain is connected with the camera clamping seat, and the bottom end of the light-shielding curtain is in contact with the ground.
Optionally, a foot cup is arranged at the bottom of the upright post.
Optionally, a baffle is disposed at an edge of the camera position.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
the utility model discloses a novel bituminous paving's image acquisition support, simple structure is reasonable, and the installation combination is more convenient, swift, convenient maintenance. Through the firm connection among horizontal frame, stand and the supporting beam, provide stable shooting environment for camera collection image. The camera is fixed to the camera position in the camera clamping seat, so that the camera can be prevented from sliding and shaking, the image acquisition process is more standardized, and the problems of body shaking, height, angle inconsistency and the like when the camera is manually held for shooting are solved. Utilize the utility model discloses an image acquisition support, the error that interference factors such as height, angle, light of reducible digital image test process produced promotes image acquisition's stability for the test procedure is more standard, stable, finally can effectively improve stability, accuracy and the reliability of test result.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a system structure of a digital image acquisition bracket provided in embodiment 1 of the present invention;
fig. 2 is a top view of a system structure of a digital image acquisition bracket provided in embodiment 1 of the present invention;
fig. 3 is a top plan view of the window shade provided in embodiment 1 of the present invention in a fully opened state.
Description of reference numerals:
11-horizontal frame, 111-first horizontal beam, 12-vertical column, 121-supporting column, 122-supporting cylinder, 123-limiting hole, 124-bolt, 125-sequence number, 13-camera clamping seat, 131-camera position, 132-camera shooting hole, 133-baffle, 14-supporting beam, 15-LED lamp, 16-battery, 17-power supply controller, 18-second horizontal beam, 19-shading curtain, 191-zipper and 20-foot cup.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a digital image acquisition support to reduce the error that interference factors such as height, angle, light produced among the digital image acquisition process, make the process of gathering bituminous paving image more standardized, promote image acquisition's stability, and then improve accuracy, the stability of image characteristic's analysis result.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 1 and 2, the present embodiment shows a digital image collecting bracket for collecting images of an asphalt pavement, which specifically includes a horizontal frame 11, a vertical column 12, a camera card holder 13, a support beam 14, an LED lamp 15, a battery 16, and a power controller 17. The top end of the upright post 12 is fixedly connected with the horizontal frame 11, and the bottom end is supported on the ground. The camera card holder 13 is fixedly connected with the horizontal frame 11 through the supporting beam 14. The camera card holder 13 is provided with a camera position 131, a camera hole 132 is reserved on the camera position 131, and a camera of the camera position 131 performs image acquisition on an asphalt pavement area under the camera hole 132.
The horizontal frame 11 is formed by connecting at least three first horizontal beams 111 end to end. As shown in fig. 2, in the present embodiment, the horizontal frame 11 is a horizontal square frame formed by connecting end to end 4 first horizontal beams 111. At the joint of every two adjacent first horizontal beams 111, one end of one supporting beam 14, namely 4 supporting beams 14 in total, is horizontally connected, the other end of the 4 supporting beams 14 is connected with the camera card holder 13, the camera card holder 13 is supported, and the camera card holder 13 is fixed on the horizontal frame 11.
And, a vertical column 12 is also vertically connected at the connection of every two adjacent first horizontal beams 111. The first horizontal beam 111 and the support beam 14 are located at the same horizontal plane, and the vertical column 12 is perpendicular to the plane of the first horizontal beam 111 and the support beam 14. In this embodiment, the first horizontal beam 111 and the support beam 14 are both square metal rods with a side length equal to 10mm in cross section, the length of the first horizontal beam 111 is 150cm, and the length of the support beam 14 is 100 cm.
The upright post 12 is a height-adjustable structure, and can adopt a structure of a support post 121 and a support tube 122, wherein the support post 121 can be moved and inserted into the support tube 122 in a limiting manner, or can also adopt a multi-section telescopic rod structure, and the multi-section telescopic rod structure is provided with a limiting member capable of limiting the height.
In this embodiment, the upright 12 is formed by a support column 121 and a support tube 122, one end of the support column 121 is connected to the horizontal frame 11, the other end of the support column is connected to the support tube 122 in a height-adjustable manner, and the other end of the support tube 122 is supported on the ground.
Be provided with 10 diameter for 5 mm's spacing hole 123 on pillar 121 and branch section of thick bamboo 122 respectively, interval 15mm between every two adjacent spacing holes 123, 10 spacing holes 123's top corresponds the order number 125 that marks "1 ~ 10" respectively, order number 125 is used for assisting the faster spacing hole 123 of the same height to pillar 121 and branch section of thick bamboo 122 of user to aim at, makes horizontal frame 11 keep the level, assembles more convenient, swift. The bolt 124 or the bolt is inserted into the corresponding limiting hole 123, the diameter of the bolt 124 or the bolt is 4mm, the diameter of the cap of the bolt 124 or the bolt is 10mm, the connection and the height adjustment of the support column 121 and the support cylinder 122 are realized, so that the shooting height of the camera can be adjusted, different shooting ranges can be obtained, and the acquisition requirements of images in different size areas are met. It should be noted that the number and size of the limiting holes 123 in this embodiment are preferred values, and are not limited thereto, and may be other values.
When the upright post 12 is of a multi-section telescopic rod structure, the multi-section telescopic rod is similar to an umbrella rod, has a multi-section rod body and can be extended or contracted, the telescopic rod is lifted to a required height, and the height is fixed through a limiting part. The locating part can be a lug, and the junction of every two adjacent telescopic links sets up spacing hole 123, through pressing the lug and carrying the pull-up telescopic link, realizes the extension or the shrink of telescopic link, and the lug is automatic to pop out from spacing hole 123 after reaching required height, has realized highly spacing and telescopic link fixed. The limiting part can also be a convex-concave clamping structure, the joint of every two adjacent telescopic rods is provided with the clamping structure in interference fit, and after the two adjacent telescopic rods are lifted to the maximum height, the telescopic rods can be clamped and fixed through the convex-concave clamping structure.
In this embodiment, in order to enhance the overall rigidity of the bracket, a horizontal second horizontal beam 18 is further connected between every two adjacent supporting tubes 122. The second horizontal beam 18 is also a square metal rod with a cross section of 10mm, and the length of the second horizontal beam 18 is 150cm, and the second horizontal beam 18 is used for fixing the support cylinder 122. Through the firm connection between the first horizontal beam 111, the second horizontal beam 18, the upright 12 and the support beam 14, a stable shooting environment is provided for the camera to capture images.
It should be noted that the second horizontal beam 18 may also be obliquely disposed between two adjacent support cylinders 122 or support columns 121, or may also be horizontally or obliquely disposed between two diagonal support cylinders 122 or support columns 121, but it needs to be ensured that the collected images of the cameras in the upper camera cassette 13 are not affected.
In this embodiment, the supporting column 121 is a hollow circular tube with an outer diameter of 10mm and a wall thickness of 1.2mm, both ends of which are sealed, and the supporting cylinder 122 is a hollow circular tube with an outer diameter of 15mm and a wall thickness of 1.2mm, one end of which is open and the other end of which is sealed, so that a sufficient gap is left between the supporting column 121 and the supporting cylinder 122, and the supporting column 121 can be inserted into the supporting cylinder 122 from the open end of the supporting cylinder 122, and can be flexibly pulled and moved upwards or downwards.
In this embodiment, each bottom of the supporting tube 122 is further provided with a foot cup 20, the diameter of the foot cup 20 is 30mm, the height of the foot cup is 10mm, and the foot cup is made of rubber materials, so that the support is fully contacted with the ground, the support is more stable, meanwhile, the ground resistance is increased, and the support is prevented from sliding integrally. The foot cup 20 can also use a rubber pad, or can also use a pulley with a locking device, so that the movement is more convenient.
It should be noted that the horizontal frame 11 may be a triangular frame formed by 3 first horizontal beams 111, may be a rectangular frame formed by connecting 4 first horizontal beams 111 end to end, may be a pentagonal frame formed by 5 first horizontal beams 111, or may be a hexagonal frame formed by 6 first horizontal beams 111, and therefore, it is necessary to appropriately set the corresponding number of the vertical columns 12, the support beams 14, and the second horizontal beams 18 according to the actual shape of the horizontal frame 11. In addition, the first horizontal beam 111, the second horizontal beam 18, the upright 12 and the support beam 14 may be fixed by bolts, or may be welded. The cross-sectional shapes of the first horizontal beam 111, the second horizontal beam 18, the vertical column 12, and the support beam 14 may be various shapes such as a square, a circle, or a triangle, and may be hollow pipes or solid pipes. Therefore, the present invention does not limit the specific shape of the horizontal frame 11 and the specific number, size, shape and connection manner of the first horizontal beam 111, the second horizontal beam 18, the upright 12 and the supporting beam 14, and the present embodiment and the drawings only illustrate one of the setting manners, which are not unique and can be determined by itself according to the actual situation, which should be within the protection scope of the present invention.
As shown in fig. 2, in this embodiment, the supporting beam 14 is connected to the connection point of two adjacent first horizontal beams 111, that is, one end of each of the 4 supporting beams 14 is fixed to 4 vertices of the horizontal frame 11, and in addition, one end of each of the supporting beams 14 may be directly fixed to the first horizontal beam 111, and then the other end of each of the supporting beams 14 is fixedly connected to the camera socket 13, without limitation on the connection method between the supporting beam 14 and the first horizontal beam 111.
It should be noted that, in the present embodiment, the supporting beam 14 and the horizontal frame 11 are kept horizontal, that is, the supporting beam 14 and each of the first horizontal beams 111 in the horizontal frame 11 are at the same horizontal plane, and then the camera socket 13 is also at the same horizontal plane as the supporting beam 14 and the horizontal frame 11. Alternatively, the support beam 14 and the horizontal frame 11 may be kept inclined, that is, the support beam 14 and the plane of the horizontal frame 11 have a certain included angle, and the support beam 14 may be inclined upward or downward. When there is an included angle between the supporting beam 14 and the plane of the horizontal frame 11, that is, when the supporting beam 14 is inclined upward or downward, from the perspective of the front view of fig. 1, the supporting beam 14, the horizontal frame 11, and the camera socket 13 form a trapezoid structure protruding outward or an inverted trapezoid structure recessed inward along the plane of the horizontal frame 11.
In this embodiment, the number of the LED lamps 15 is 4, and the LED lamps 15 are respectively disposed on the 4 support beams 14, and the LED lamps 15 may be fixed by winding wires around the support beams 14, punching holes on the support beams 14 to allow the wires to pass through the support beams 14, or mounting sockets on the lower surfaces of the support beams 14.
The battery 16 and the power controller 17 are disposed in the camera card holder 13, the size of the camera card holder 13 is 15cm by 12cm, the input end of the power controller 17 is electrically connected to the battery 16, and the output end of the power controller is electrically connected to the LED lamp 15. The power controller 17 is used for controlling the on-off and brightness of the LED lamp 15, and the battery 16 provides power for the LED lamp 15. Through setting up battery 16, electrical source controller 17 and a plurality of LED lamp 15, can use the switch and the illumination intensity of electrical source controller 17 control LED light source as required, to the demand of different light luminance when satisfying the shooting, guarantee the parallel light quality of image acquisition process, reduce the interference of shadow to image quality, promoted the definition and the stability of image.
In this embodiment, a shading curtain 19 may be further installed on the digital image collecting bracket, specifically, the shading curtain 19 is installed at the camera card seat 13, and the shading curtain 19 may cover the top and the peripheral side of the bracket, so as to shade the whole digital image collecting bracket and prevent external light from entering the bracket.
The shade 19 may be dark shade cloth or shade structure such as thick tarpaulin. The window shade 19 can be a whole window shade 19, and manual work wraps up and covers the support equipment, or can also be a plurality of window shades 19, and a zipper 191 is arranged between two adjacent window shades 19, so that the condition that the image acquisition is influenced by wind blowing the shading cloth can be prevented through tensioning the zipper 191.
In this embodiment, a plurality of shades 19 are adopted, as shown in fig. 3, 4 shades 19 are installed around the camera card holder 13 in fig. 3, the upper portion of each shade 19 is trapezoidal, the lower portion is rectangular, the top end of the trapezoid is connected with the camera card holder 13, and the bottom end of the rectangle is in contact with the ground. Moreover, two sides of each window shade 19 are respectively provided with a zipper 191, and after the 4 window shades 19 are installed, the 4 zippers 191 are tightened, so that the whole bracket can be completely covered, and the shooting operation of the camera in the top camera clamping seat 13 is not influenced. The shading curtain 19 and the LED lamps 15 are matched for use, and uniform and stable light sources are provided for the camera through the LED lamps 15 in the support, so that errors caused by light factors such as sunlight and shadow during manual handheld shooting are solved, and the problems of poor definition and low stability of an acquired image caused by the light factors are solved.
The camera card holder 13 is further provided with a camera position 131, and the camera position 131 is used for placing a camera, a mobile phone and other shooting terminals. Fix camera position 131 to camera cassette 13 in with the camera, can effectively prevent that the camera from sliding, shaking, make image acquisition's process more standardized, physically shake, height and the inconsistent scheduling problem of angle when further having solved artifical handheld camera and shooing.
Still reserve on the camera position 131 and have the diameter to be 3 cm's hole 132 of making a video recording, the camera is through the hole 132 of making a video recording is just carrying out image acquisition to the bituminous paving of below. The edge of the camera position 131 is also provided with a baffle 133 with the height of 3cm, the baffle 133 is used for fixing the camera to prevent the camera from slipping and shaking, and the camera position is suitable for shooting terminals of mobile phones, cameras and the like with various models on the market.
It should be noted that the specific dimensions of the first horizontal beam 111, the second horizontal beam 18, the pillar 121, the support tube 122, the support beam 14, the foot cup 20, the limiting hole 123, the camera hole 132 on the camera holder 13 and the baffle 133 set in the present embodiment are preferred values, these values are not unique and should not be taken as a limitation to the protection scope of the present invention, the specific dimensions of these structures can be set according to actual requirements, but any setting regarding the dimensions of these structures should be within the protection scope of the present invention.
It should be further noted that the materials of the horizontal frame 11, the upright post 12, the supporting beam 14 and the second horizontal beam 18 may be metal materials, such as steel, iron or aluminum alloy, or carbon fiber materials with sufficient rigidity, so that the entire support is lighter, or hard plastics are used to ensure sufficient rigidity and uneasy bending.
The utility model discloses an operation process of digital image acquisition support does: (1) inserting the support columns 121 with the horizontal frames 11 into the support cylinders 122, and adjusting the alignment positions of the limit holes 123 on each support cylinder 122 and the support column 121 according to the size of a test object and the image acquisition requirement; (2) inserting the bolts 124 into the limiting holes 123, and inserting 2 bolts 124 into each upright 12 for fixing in order to ensure that the connection between the support column 121 and the support tube 122 is firmer; (3) placing a shooting terminal such as a camera or a mobile phone on a camera position 131 of the camera card seat 13, and aligning a camera with a reserved shooting hole 132; (4) the side and the top of the bracket are wrapped by the shading curtain 19, and an operation panel area of the shooting terminal is reserved to reduce the penetration of an external light source; (5) starting the power controller 17, turning on the LED lamp 15, and properly adjusting the brightness of the LED lamp 15 according to the requirement; (6) controlling a shooting terminal to collect road surface images; (7) and after the collection is finished, the bracket is detached.
The utility model discloses a brand-new bituminous paving's digital image acquisition support, simple structure is reasonable, can convenient installation and combination, facilitates the use and maintains. Through the firm connection among horizontal frame, stand and the supporting beam, provide stable shooting environment for camera collection image. The camera is fixed to the camera position in the camera clamping seat, so that the camera can be prevented from sliding and shaking, the image acquisition process is more standardized, and the problems of body shaking, height, angle inconsistency and the like when the camera is manually held for shooting are solved. Can cover whole support equipment completely through the window shade to provide stable light source for the camera through inside LED lamp, thereby solved the artifical error that light factors such as sunlight, shadow caused when handheld shooting, further promoted image acquisition's stability, finally can effectively improve the accuracy and the reliability of test result.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A digital image acquisition bracket is characterized by comprising a horizontal frame, at least three upright posts and a camera card seat;
the top end of the upright post is connected with the horizontal frame, and the bottom end of the upright post is supported on the ground;
the camera clamping seat is connected to the horizontal frame through a supporting beam;
the camera card seat is provided with a camera position, a camera shooting hole is reserved in the camera position, and a camera of the camera position carries out image acquisition through a shooting area right below the camera shooting hole.
2. The digital image acquisition stand of claim 1, wherein the horizontal frame is comprised of at least three first horizontal beams connected end-to-end.
3. The digital image acquisition bracket of claim 2, wherein the support beam is connected to the first horizontal beam or to a junction of two adjacent first horizontal beams.
4. The digital image acquisition stand of claim 1, wherein the support beam is horizontal or inclined to the horizontal frame.
5. The digital image acquisition bracket of claim 1, further comprising an LED lamp, a battery, and a power controller, wherein the LED lamp is disposed on the support beam, and the battery and the power controller are disposed within the camera card holder;
the input end of the power controller is electrically connected with the battery, and the output end of the power controller is electrically connected with the LED lamp.
6. The digital image acquisition bracket of claim 1, wherein the upright comprises a pillar and a pillar, and the pillar is movably and limitedly inserted into the pillar;
or the stand column is a multi-section telescopic rod, and the multi-section telescopic rod is provided with a limiting part capable of limiting the height.
7. The digital image capturing stand of claim 1, wherein a second horizontal beam is connected between the two uprights.
8. The digital image capturing stand of claim 1, further comprising a window shade, wherein the top end of the window shade is connected to the camera holder and the bottom end of the window shade is in contact with the ground.
9. The digital image acquisition stand of claim 1, wherein a foot cup is disposed at the bottom of the upright.
10. The digital image acquisition cradle according to claim 1, wherein a baffle is provided at an edge of the camera position.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120797465.XU CN215000393U (en) | 2021-04-19 | 2021-04-19 | Digital image acquisition support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120797465.XU CN215000393U (en) | 2021-04-19 | 2021-04-19 | Digital image acquisition support |
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| CN215000393U true CN215000393U (en) | 2021-12-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352900A (en) * | 2021-12-30 | 2022-04-15 | 长江三峡勘测研究院有限公司（武汉） | Digital image acquisition device for exploration rock core |
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2021
- 2021-04-19 CN CN202120797465.XU patent/CN215000393U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352900A (en) * | 2021-12-30 | 2022-04-15 | 长江三峡勘测研究院有限公司（武汉） | Digital image acquisition device for exploration rock core |
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