Teaching training rack

Abstract

The utility model discloses a teaching practical training rack, which relates to the technical field of teaching equipment and structurally comprises a main body component, a plate component and a display component. The main body component serves as a supporting structure, and a first supporting face is arranged on the top and used for fixing the plate component and the display component. The plate component is composed of a calibration plate and a plurality of image transmission assemblies, and the calibration plate is provided with a standard pattern or grid and is used for reference in the camera calibration process; and the image transmission assembly is responsible for capturing an image on the calibration plate and transmitting the image to the display component for display. In order to realize omnibearing image capture, the bottom of the image transmission assembly is designed to slide along the surface of the calibration plate, and the position and angle can be adjusted according to needs. The monitoring areas of the plurality of image transmission assemblies are combined to cover the area where the calibration plate is located.

Description

TECHNICAL FIELD

[0001] The utility model relates to teaching equipment technical field, concretely is a kind of teaching training rack. BACKGROUND

[0002] In the teaching of intelligent network connection automobile technology, sensor technology and related fields, training rack as important teaching tool, for improving the practical ability of students and understanding theoretical knowledge has vital role, in traditional teaching training, teacher usually uses fixed training platform or vehicle to carry out 360 ring view effect display and teaching, the existing training platform also has the deficiency in camera layout and adjustment, cannot flexibly adjust the position and angle of camera, resulting in display effect is limited. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a kind of teaching training rack to solve the problems presented in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of teaching training rack, its structure includes:

[0006] Main component, the first support surface is arranged on the top of the main component;

[0007] Plate component, the plate component is arranged in the first support surface;

[0008] Display component, the display component is also arranged in the first support surface;

[0009] Wherein, the plate component includes calibration plate and is arranged in multiple image transmission components connected with the calibration plate, the bottom of the image transmission component is slidable along the calibration plate surface, and the monitoring area of all the image transmission components is combined to cover the area where the calibration plate is located.

[0010] Preferably, the top of the calibration plate is arranged as rectangle, and four first side edges are arranged.

[0011] The image transmission component is arranged with four, and one image transmission component is arranged on each first side edge.

[0012] Preferably, the image transmission component includes lifting component and camera component connected with the lifting component, the lifting component is arranged to move camera component along first direction, and the first direction is perpendicular to the direction of the plate component.

[0013] Preferably, the camera component is arranged as fisheye camera.

[0014] Preferably, the lifting member comprises a sliding rail and a sliding block, the sliding block is slidingly connected to the sliding rail, the camera member is detachably connected to the sliding block, and a threaded through hole is further arranged on the surface of the sliding block and is threadedly connected to a bolt.

[0015] Preferably, the calibration plate is provided with a grid pattern.

[0016] Preferably, the bottom of the main body member is provided with a plurality of universal wheels.

[0017] Preferably, the calibration plate comprises a plurality of sub-components, the sub-components are provided with connecting portions, and the sub-components are detachably connected to the first support surface through the connecting portions.

[0018] Preferably, the calibration plate comprises four sub-components of the same size.

[0019] Compared with the prior art, the present application has the following beneficial effects:

[0020] The utility model discloses a teaching practical training rack, its structure includes main part, board member and display member. The main part is as the support structure, and the top is provided with the first support surface for fixing board member and display member. Board member is by calibration plate and a plurality of image transmission components, and calibration plate has standard pattern or grid, is used for the reference in camera head calibration process, and image transmission component is responsible for the image on the calibration plate and is transmitted to the display member and shows for catching. In order to realize all -round image capture, the bottom of image transmission component is designed as along the calibration plate surface slidably, can adjust position and angle according to need. The monitoring area of a plurality of image transmission components combines and covers the area where calibration plate is located. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structural schematic diagram of practical training rack in an embodiment.

[0022] Figure 2 It is the plan view of board member in an embodiment.

[0023] Figure 3 It is the structural schematic diagram of image transmission component in an embodiment.

[0024] Figure 4 It is the appearance schematic diagram of calibration plate in an embodiment. DETAILED DESCRIPTION

[0025] The technical scheme of the present application will be further described in detail below in combination with specific embodiments.

[0026] Please refer to Figures 1 to 2An embodiment discloses a teaching training rack, which comprises a main body component 1, a first support surface arranged on the top of the main body component 1, a plate component 2 arranged on the first support surface, and a display component 3 also arranged on the first support surface. The plate component 2 comprises a calibration plate 21 and a plurality of image transmission assemblies 22 arranged on the calibration plate 21, and the bottom of the image transmission assembly 22 is slidable along the surface of the calibration plate 21. The monitoring areas of all the image transmission assemblies 22 combine to cover the area where the calibration plate 21 is located.

[0027] Specifically, the main body component 1 is the support structure of the training rack, and the inside of the main body component 1 can form a space for placing objects. Some teaching aids and computer hosts can be placed in the space inside the main body component 1. The top of the main body component 1 is arranged with a first support surface for placing and fixing the plate component 2 and the display component 3. The plate component 2 and the display component 3 are fixed on the main body component 1 and will not shake or displace. The display component 3 receives and displays the images transmitted by the image transmission assemblies 22 so that students can observe and analyze. The plate component 2 comprises a calibration plate 21 and a plurality of image transmission assemblies 22. The calibration plate 21 is a component in the camera calibration process and has a standard pattern or grid for providing reference points in the camera calibration process. The image transmission assemblies 22 are used to capture images on the calibration plate 21 and transmit them to the display component 3 for display. In order to achieve all-around image capture, the bottom of the image transmission assembly 22 is designed to be slidable along the surface of the calibration plate 21. The image transmission assembly 22 can adjust its position and angle as needed, and a plurality of image transmission assemblies are arranged to ensure that the monitoring areas of all the image transmission assemblies 22 can combine to cover the area where the calibration plate 21 is located. In the teaching training process, first, the position and angle of the image transmission assembly 22 are adjusted to ensure that the monitoring areas of all the cameras can cover the area where the calibration plate is located. Then, the camera and the display screen are started. The camera captures the images on the calibration plate and transmits them to the display screen for display. Students can observe the images on the display screen to understand the working principle of the camera and the calibration process. Meanwhile, students can also observe the image changes under different angles by adjusting the position and angle of the camera.

[0028] Please continue to refer to Figure 2 In an embodiment, the top of the calibration plate 21 is arranged in a rectangular shape and is arranged with four first side edges. The image transmission assemblies 22 are arranged in four, and one image transmission assembly 22 is arranged on each first side edge. The top of the calibration plate 21 is arranged in a rectangular shape and is arranged with four first side edges. Specifically, the four side edges constitute the boundary of the calibration plate, which provides a positioning basis for the arrangement of the image transmission assemblies 22. One image transmission assembly 22 is arranged on each first side edge, and each side edge of the calibration plate 21 can be covered by the corresponding image transmission assembly 22, thereby achieving all-around image capture.

[0029] Please refer to Figure 3 In an embodiment, the image transmission assembly 22 comprises a lifting member and a camera member 223 connected to the lifting member, the lifting member is arranged to move the camera member 223 in a first direction, the first direction is perpendicular to the plate member 2, and the camera member 223 is arranged as a fisheye camera.

[0030] Specifically, the image transmission assembly 22 comprises a lifting member and a camera member 223 connected to the lifting member. The lifting member enables flexible movement of the camera member 223 in the vertical direction, i.e. the first direction, specifically the direction perpendicular to the plate member 2. In an embodiment, the lifting member adopts a combination structure of a sliding rail and a sliding block. The sliding rail is fixed on the plate member 2 to provide stable support, and the sliding block is slidingly connected to the sliding rail to be freely movable in the first direction along the sliding rail. The camera member 223 is connected to the sliding block by fasteners or detachable connection, thereby realizing position adjustment of the camera member 223 in the vertical direction. In an embodiment, the camera member 223 is arranged as a fisheye camera, which has a super-wide-angle view and can capture a wider scene than a traditional camera. In teaching practice, the fisheye camera provides a more comprehensive image of the calibration board 21, and the advantage of the fisheye camera is obvious when a 360-degree panoramic view effect needs to be displayed.

[0031] Please continue to refer to Figure 3 The lifting member comprises a sliding rail 221 and a sliding block 222, the sliding block 222 is slidingly connected to the sliding rail 221, the camera member 223 is detachably connected to the sliding block 222, and the surface of the sliding block 222 is further provided with a threaded through hole, which is threadedly connected to a bolt. Specifically, the teacher or student can manually slide the sliding block 222 to adjust the position of the camera member 223 in the vertical direction according to the needs of teaching practice. After adjustment, the bolt is rotated to press the sliding rail and fix the camera member 223 on the sliding block 222, thereby ensuring the stability of the camera member 223 during shooting.

[0032] Further, the surface of the calibration board 21 is provided with a grid diagram, which can help users more intuitively observe and analyze the image captured by the camera member 223 (such as a fisheye camera). When performing image distortion correction, field of view setting, and other operations, the grid diagram improves the accuracy and efficiency of the operation. The bottom of the main body member 1 is provided with a plurality of universal wheels 11, which facilitate the movement of the stand between different positions.

[0033] Please refer to Figure 4In an implementation, the calibration board 21 includes a plurality of sub-components 211, the sub-components 211 are arranged with connecting portions, and the sub-components are detachably connected to the first support surface through the connecting portions, the calibration board includes four sub-components of the same size, the connecting portions of the sub-components 211 can be matched with corresponding interfaces or fixing devices on the first support surface to realize detachable connection. When it is necessary to replace or adjust the calibration board 21, the disassembly and reinstallation can be quickly and conveniently completed, the calibration board 21 includes four sub-components 211 of the same size, in teaching and practical training, all or part of the sub-components 211 can be selected and used according to actual needs to constitute calibration areas of different sizes or shapes, and the modular design not only improves the flexibility of the calibration board 21, but also only needs to replace the sub-component when the sub-component 211 is damaged or needs to be updated, without the need to replace the entire calibration board 21.

[0034] In summary, the utility model discloses a kind of teaching practical training rack, its structure includes main component 1, board component 2 and display component 3. Main component 1 is as support structure, top is arranged with first support surface, for fixed board component 2 and display component 3. Board component 2 is composed of calibration board 21 and multiple image transmission assemblies 22, calibration board 21 has standard pattern or grid, for reference in camera calibration process;Image transmission assembly 22 is responsible for capturing the image on calibration board 21, and is transmitted to display component 3 and is shown. To realize all-around image capture, the bottom of image transmission assembly 22 is designed as along the surface of calibration board 21 Slidable, can be adjusted position and angle according to needs. The monitoring area of multiple image transmission assemblies 22 combines and covers the area where calibration board 21 is located.

[0035] The above is only the preferred implementation mode of the utility model, it should be pointed out that, for the person skilled in the art, on the premise of not departing from the utility model concept, can also make several deformation and improvement, these also should be regarded as the protection range of the utility model, these will not affect the effect and the practicality of patent of the utility model implementation.

Claims

1. A teaching and training platform, characterized in that, include: The main component (1) has a first support surface arranged on its top; Plate member (2), said plate member (2) is arranged on the first support surface; Display component (3), which is also arranged on the first support surface; The plate component (2) includes a calibration plate (21) and a plurality of image transmission components (22) arranged on the calibration plate (21). The bottom of the image transmission components (22) is slidable along the surface of the calibration plate, and the monitoring areas of all the image transmission components (22) together cover the area where the calibration plate (21) is located.

2. The teaching and training platform according to claim 1, characterized in that, The top of the calibration plate (21) is arranged in a rectangle, and four first sides are arranged thereon; Four image transmission components (22) are arranged, with one image transmission component (22) arranged on each of the first sides.

3. The teaching and training platform according to claim 1, characterized in that, The image transmission component (22) includes a lifting component and a camera component (223) connected to the lifting component. The lifting component is arranged to move the camera component (223) along a first direction, which is perpendicular to the plate component (2).

4. A teaching and training platform according to claim 3, characterized in that, The camera component (223) is arranged as a fisheye camera.

5. A teaching and training platform according to claim 4, characterized in that, The lifting component includes a slide rail (221) and a slider (222). The slider (222) is slidably connected to the slide rail (221). The camera component (223) is detachably connected to the slider (222). The surface of the slider (222) is also provided with a threaded through hole, and the threaded through hole is threadedly connected to a bolt.

6. A teaching and training platform according to claim 1, characterized in that, The calibration plate (21) has a grid pattern arranged on its surface.

7. A teaching and training platform according to claim 1, characterized in that, The bottom of the main component (1) is provided with multiple casters (11).

8. A teaching and training platform according to claim 1, characterized in that, The calibration plate (21) includes multiple sub-components (211), each sub-component (211) having a connecting portion, and the sub-components being detachably connected to the first support surface via the connecting portion.

9. A teaching and training platform according to claim 8, characterized in that, The calibration plate comprises four sub-components of the same size.

Images