A safety video recording device for experimental examination with dual image acquisition
A dual-image and experimental technology, which is applied in mechanical equipment, image communication, teaching aids for electrical operation, etc., can solve the problems of limited freedom of devices, small adjustment range, and limited applicable experiments, so as to achieve overall slenderness and improve teaching effect. , the effect of increasing the adjustment range
Active Publication Date: 2022-02-25
GUANGZHOU WEIHUI TEACHING EQUIP
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Problems solved by technology
[0004] The above-mentioned prior art has the following problems: the degree of freedom of the device is limited, and the height of the recorder cannot be adjusted, resulting in a small adjustment range, which cannot be recorded in a wide range, applicable experiments are limited, and cannot meet the recording of experimental examinations for large-scale operations
[0005]
Therefore, the existing technology cannot meet our needs
Method used
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[0040] Below in conjunction with accompanying drawing and specific embodiment the present invention is described in further detail:
[0041] as attached figure 1 To attach Figure 19As shown, a safety video recording device for experimental examinations with double image acquisition, comprising a storage box 1, a cover plate 2 hinged on the storage box 1 and a processor 10 arranged in the storage box 1, the storage box 1 is provided with a storage cavity 11, the cover plate 2 is covered on the opening of the storage cavity 11, a first telescopic arm 401 is fixedly installed on the storage box 1, and a second telescopic arm 401 is fixedly installed on the cover plate 2 The telescopic arm 402, the top of the first telescopic arm 401 is movably provided with the first camera 31, the top of the second telescopic arm 402 is movably provided with the second camera 32, the first camera 31 and the second The cameras 32 are all electrically connected to the processor 10, and the proc...
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The invention relates to a safety video recording device for experimental examinations with dual image acquisition, comprising a storage box cover and a processor, the storage box is provided with a storage cavity, the cover is closed on the opening of the storage cavity, and a first A telescopic arm, a second telescopic arm is fixedly arranged on the cover, a first camera is movable at the top of the first telescopic arm, a second camera is movable at the top of the second telescopic arm, the first camera and the second camera The cameras are electrically connected to the processor, and the processor is used to process the image data taken by the first camera and the second camera and upload the image data to the cloud through the communication module for storage; the first telescopic arm and the second telescopic arm shrink when storing , rotate and store in the storage cavity; after the exam, each examiner watches the image data and makes a fair and objective score; when the examinee has doubts and needs to be traced back, it is convenient to retrieve the video of the examinee's experimental process and re-watch and score ,Safe and reliable.
Description
technical field [0001] The invention relates to the field of teaching equipment, in particular to a safety video recording equipment for experimental examinations with double image collection. Background technique [0002] In the process of experimental examination, in order to facilitate the examiner to score, it is usually necessary to collect video of the operation actions of the examinee through the invigilation equipment, which can not only collect and save the information, but also can be traced back when necessary, which is convenient for the examinee's experimental process Retrieve the video, watch and rate it again. [0003] For this reason, the utility model that publication number is CN211209806U discloses a kind of portable examination recording system, comprises casing, recorder and telescopic rod, and telescopic rod is rotatably connected to the bottom in the casing, and recorder is movably installed on the top of telescopic rod, The telescopic rod is folded a...
Claims
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IPC IPC(8): H04N5/247H04N5/232H04N7/18H04N5/76H04L67/1097H04L1/22G09B5/02F16M11/14F16M11/28
CPCH04N7/181H04N5/76H04L67/1097H04L1/22G09B5/02F16M11/14F16M11/28F16M11/2021H04N23/695H04N23/90
Inventor 袁芳革詹欣抄
Owner GUANGZHOU WEIHUI TEACHING EQUIP