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CN-224216717-U - Video flow velocity monitoring device

CN224216717UCN 224216717 UCN224216717 UCN 224216717UCN-224216717-U

Abstract

The utility model relates to the technical field of water quality monitoring equipment, in particular to a video flow rate monitoring device. The device comprises a fixed box, one end of which is provided with a water inlet pipe, the other end is provided with a drain pipe, and both are provided with control valves. The side of the fixed box is provided with a sealing tube, the inside of the fixed box is provided with a video acquisition mechanism, the top of the fixed box is provided with a slot, the inside of the fixed box is provided with an observation window and scale marks, one side of the fixed box is fixedly provided with a displacement mechanism, the mechanism is provided with a movable column, the end part of the movable column is connected with an observation assembly, and the assembly comprises an observation plate and a lug which can be in sliding fit in the slot. The device solves the problems that the existing flow rate monitoring equipment is greatly influenced by external factors, has high complexity and can not observe the transparency of water quality, and can be widely applied to the fields of river, channel flow monitoring and the like.

Inventors

  • Yin Huazheng
  • HUANG SHA
  • ZOU RUI
  • Cheng Liangge
  • SONG RULIN
  • TANG JIZHENG
  • YIN GUODONG
  • JIN XINFENG
  • YANG YANDONG
  • XIONG HEYONG

Assignees

  • 水电水利规划设计总院有限公司
  • 华能澜沧江水电股份有限公司
  • 中国电建集团中南勘测设计研究院有限公司
  • 中国水利水电建设工程咨询有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (10)

  1. 1. A video flow rate monitoring device is characterized by comprising a fixed box (1), wherein a water inlet pipe (3) is fixedly arranged at one end of the fixed box (1), a water outlet pipe (2) is fixedly arranged at one end far away from the water inlet pipe (3), control valves (4) are fixedly arranged on the water inlet pipe (3) and the water outlet pipe (2), a sealing pipe (8) is fixedly arranged at the side of the fixed box (1), a video acquisition mechanism (9) is fixedly arranged in the sealing pipe (8), a slot (5) is formed in the top of the fixed box (1), an observation window and a scale mark (6) are fixedly arranged in the slot (5), and a displacement mechanism (7) is fixedly arranged at one side, far away from the sealing pipe (8), of the fixed box (1).
  2. 2. The video flow rate monitoring device according to claim 1, wherein a movable column (16) is mounted on the displacement mechanism (7), an observation component (10) is fixed at one end of the movable column (16), and the observation component (10) is movably mounted inside the fixed box (1).
  3. 3. The video flow rate monitoring device according to claim 2, wherein the observation assembly (10) comprises an observation plate (17), a bump (18) is fixed at the top of the observation plate (17), the bump (18) is movably mounted inside the slot (5), and the bump (18) is in sliding fit with the inner wall of the slot (5).
  4. 4. A video flow rate monitoring device according to claim 3, characterized in that an opening is formed between the fixed box (1) and the sealing tube (8), a glass plate (13) is fixed in the opening in a sealing manner, and the video acquisition mechanism (9) is installed in the sealing tube (8) and matched with the glass plate (13) for acquiring video images in the fixed box (1).
  5. 5. The video flow rate monitoring device according to claim 4, wherein a fixed plate (11) is welded inside the fixed box (1), a speed measuring mechanism (12) is rotatably mounted on the fixed plate (11), the speed measuring mechanism (12) comprises a rotating disc (14), the rotating disc (14) is mounted on the fixed plate (11) through a rotation speed sensor, and the rotating disc (14) is located on one side, close to the water inlet pipe (3), of the fixed box (1).
  6. 6. The video flow rate monitoring device according to claim 5, characterized in that an arc plate (15) is welded on the rotating disc (14), the arc plate (15) rotating with the rotation of the rotating disc (14) for being pushed by the water flow when the water flow passes through the stationary box (1), so that the water flow rate is measured by the rotation speed sensor.
  7. 7. The video flow rate monitoring device according to claim 6, wherein the water inlet pipe (3) and the water outlet pipe (2) are respectively located at opposite ends of the fixed tank (1), and the water inlet pipe (3) and the water outlet pipe (2) are both communicated with the inside of the fixed tank (1).
  8. 8. The video flow rate monitoring device according to claim 7, wherein the sealing tube (8) is in communication with the inside of the stationary box (1), and the video acquisition mechanism (9) is fixedly mounted on the inner wall of the sealing tube (8).
  9. 9. The video flow rate monitoring device according to claim 8, wherein one end of the movable column (16) is fixedly connected with the output end of the displacement mechanism (7), one end far away from the displacement mechanism (7) penetrates through the side wall of the fixed box (1) to be fixedly connected with the observation component (10), and the movable column (16) is in sliding fit with the side wall of the fixed box (1).
  10. 10. The video flow rate monitoring device according to claim 9, wherein the body length direction of the top slot (5) of the fixed box (1) is consistent with the body length direction of the fixed box (1), the scale lines (6) are arranged along the body length direction of the slot (5), and the observation window is positioned at one side of the slot (5) and used for observing the water quality condition inside the fixed box (1) and the position of the observation component (10).

Description

Video flow velocity monitoring device Technical Field The utility model relates to the technical field of water quality monitoring equipment, in particular to a video flow rate monitoring device. Background The current river, river and channel flow measurement can adopt ultrasonic, electromagnetic, venturi and other flow measurement technologies, but the mode is greatly affected by river water quality and the channel of the river, and the current flow rate monitoring equipment firstly collects images of the river and then calculates the flow rate of the river through a calculation model based on a neural network. According to the flow rate monitoring equipment based on video acquisition disclosed in the patent document with the prior publication number of CN216117672U, the flow rate monitoring equipment comprises a processor device, a rope winding and unwinding device, a rope, a counterweight, a scale plate and a video acquisition device, wherein the first end of the rope is connected with the rope winding and unwinding device, the second end of the rope is connected with the counterweight, the scale plate is arranged at a preset position with the height lower than the rope winding and unwinding device, and the position of the scale plate corresponds to the position of the rope under the condition that the rope winding and unwinding device releases the rope. Disclosure of utility model The present utility model is directed to a video flow rate monitoring device, which solves the foregoing problems of the prior art. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: A video flow rate monitoring device comprises a fixed box, wherein a water inlet pipe is fixedly arranged at one end of the fixed box, a water outlet pipe is fixedly arranged at one end of the fixed box, which is far away from the water inlet pipe, control valves are fixedly arranged on the water inlet pipe and the water outlet pipe, a sealing pipe is fixedly arranged at the side of the fixed box, a video acquisition mechanism is fixedly arranged in the sealing pipe, a slot is formed in the top of the fixed box, an observation window and a scale mark are fixedly arranged in the slot, and a displacement mechanism is fixedly arranged at one side, which is far away from the sealing pipe, of the fixed box. In some embodiments, the displacement mechanism is provided with a movable column, one end of the movable column is fixed with an observation component, and the observation component is movably arranged in the fixed box. In some embodiments, the observation assembly comprises an observation plate, wherein a bump is fixed at the top of the observation plate, the bump is movably arranged in the slot, and the bump is in sliding fit with the inner wall of the slot. In some embodiments, an opening is formed between the fixed box and the sealing tube, a glass plate is fixed in the opening in a sealing manner, and the video acquisition mechanism is installed in the sealing tube and matched with the glass plate for acquiring video images in the fixed box. In some embodiments, the fixed plate is welded inside the fixed box, the speed measuring mechanism is rotatably mounted on the fixed plate and comprises a rotating disc, the rotating disc is mounted on the fixed plate through a rotation speed sensor, and the rotating disc is located on one side, close to the water inlet pipe, of the fixed box. In some embodiments, an arcuate plate is welded to the rotatable plate and rotates with rotation of the rotatable plate for being propelled by the water flow as it passes through the stationary box, thereby measuring the water flow rate by the rotational speed sensor. In some embodiments, the inlet pipe and the outlet pipe are located at opposite ends of the stationary box, respectively, and both the inlet pipe and the outlet pipe are in communication with the interior of the stationary box. In some embodiments, the sealing tube is in communication with the interior of the stationary box, and the video capture mechanism is fixedly mounted on the inner wall of the sealing tube. In some embodiments, one end of the movable column is fixedly connected with the output end of the displacement mechanism, and one end far away from the displacement mechanism penetrates through the side wall of the fixed box to be fixedly connected with the observation assembly, and the movable column is in sliding fit with the side wall of the fixed box. In some embodiments, the top grooved body length direction of the fixed box is consistent with the grooved body length direction of the fixed box, and the scale lines are arranged along the grooved body length direction, and the observation window is positioned on one side of the groove and used for observing the water quality condition inside the fixed box and the position of the observation component. The video flow rate monitoring device has the beneficial effects that the video flow ra