Visibility detection device based on image recognition

Abstract

The utility model discloses a visibility detection device based on image recognition, which comprises a visibility detection mechanism and a lifting mechanism arranged below the visibility detection mechanism, the visibility detection mechanism comprises a U-shaped seat, the top of the U-shaped seat is rotatably connected with a visibility detector, the bottom of the visibility detector is rotatably connected with a movable rod, and the movable rod is rotatably connected with the visibility detection mechanism. And the surface of the movable rod is slidably connected with a fixing sleeve, the bottom of the fixing sleeve is rotatably connected with a threaded seat, the inner wall of the threaded seat is in threaded connection with a lead screw, and the lead screw is rotatably installed on the lower portion of the interior of the U-shaped seat. The device has the advantage of flexible adjustment, and solves the problems that some visibility detection devices are designed in a fixed manner, the angle and height of the devices cannot be adjusted after the devices are fixed at specified positions, and environmental conditions are varied, such as topographic relief, building shielding, light source direction change and the like; and equipment with fixed angle and height may not be always in the optimal observation position, so that the accuracy of a measurement result is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of visibility detection, in particular to a visibility detection device based on image recognition. Background Art

[0002] Visibility detection devices based on image recognition are devices that use cameras to capture images and use image processing and analysis techniques to assess atmospheric visibility. Such devices usually include high-resolution cameras, image processing software, and data analysis algorithms.

[0003] Some visibility detection devices are fixed in design. After the device is fixed in a specified position, the angle and height cannot be adjusted. Due to changing environmental conditions, such as undulating terrain, building obstructions, changes in the direction of light sources, etc., devices with fixed angles and heights may not always be in the best observation position, affecting the accuracy of the measurement results. Utility Model Content

[0004] The purpose of the utility model is to provide a visibility detection device based on image recognition, which has the advantage of flexible adjustment and solves the problem that some visibility detection devices are fixed in design and cannot adjust the angle and height after the device is fixed in a specified position. Due to changeable environmental conditions, such as undulating terrain, building obstruction, change in light source direction, etc., the device with fixed angle and height may not always be in the best observation position, affecting the accuracy of the measurement results.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a visibility detection device based on image recognition, comprising a visibility detection mechanism and a lifting mechanism arranged thereunder, wherein the visibility detection mechanism comprises a U-shaped seat:

[0006] The top of the U-shaped seat is rotatably connected to a visibility detector, the bottom of the visibility detector is rotatably connected to a movable rod, the surface of the movable rod is slidably connected to a fixed sleeve, the bottom of the fixed sleeve is rotatably connected to a threaded seat, the inner wall of the threaded seat is threadedly connected to a screw rod, the screw rod is rotatably installed at the bottom of the U-shaped seat, one end of the screw rod extends to the outside of the U-shaped seat and is fixedly connected to a first motor, and the first motor is fixedly arranged on one side of the U-shaped seat.

[0007] As a preferred visibility detection device based on image recognition of the utility model, a spring is fixedly connected between the movable rod and the fixed sleeve.

[0008] As a preferred visibility detection device based on image recognition of the utility model, limiting grooves are correspondingly provided on the left and right sides of the bottom of the inner wall of the U-shaped seat, and the limiting grooves are slidably connected to the bottom of the threaded seat.

[0009] As a preferred visibility detection device based on image recognition of the utility model, the left and right sides of the top of the U-shaped seat are fixedly connected with fixing frames, the opposite end of the fixing frame is fixedly connected with a rain cover, and the rain cover is arranged above the visibility detector.

[0010] As a preferred visibility detection device based on image recognition of the utility model, the lifting mechanism includes a threaded sleeve fixedly arranged on the left and right sides of the bottom of the U-shaped seat, the inner wall of the threaded sleeve is rotatably connected to a threaded rod, and the bottom of the threaded rod extends to the bottom of the threaded sleeve and extends to the inside of the mounting shell to be rotatably connected thereto.

[0011] As a preferred visibility detection device based on image recognition of the utility model, a connecting plate is fixedly connected to the opposite side of the threaded sleeve, a limiting rod is slidably connected to the inner wall of the connecting plate, and the bottom of the limiting rod is fixedly connected to the left and right sides of the top of the mounting shell.

[0012] As a preferred visibility detection device based on image recognition of the utility model, the bottom sleeve of the threaded rod is provided with a first bevel gear, one side of the first bevel gear is meshingly connected with a second bevel gear, the inner wall of the second bevel gear is fixedly connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a second motor, and the second motor is fixedly arranged at the bottom of the inner wall of the mounting shell.

[0013] As a preferred visibility detection device based on image recognition of the utility model, a protective door is rotatably connected to the front side of the mounting shell, a handle is fixedly connected to the front side of the protective door, and positioning plates are fixedly connected to the left and right ends of the rear side of the mounting shell, and a plurality of positioning bolts are threadedly connected to the positioning plates.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The visibility detector of the utility model is located on the top of the U-shaped seat and is installed by a rotating connection method to ensure that the observation direction can be flexibly adjusted to adapt to different monitoring needs and environmental conditions. The movable rod connects the visibility detector and the fixed sleeve, so that the visibility detector can not only rotate but also slide up and down along the fixed sleeve to realize the basis of height adjustment. The inner wall of the threaded seat is provided with a thread matching the screw rod. When the screw rod rotates, the threaded seat and the fixed sleeve and the movable rod connected thereto move up and down accordingly to realize the height adjustment of the visibility detector. The screw rod is driven to rotate by the first motor and is the core transmission component of the entire visibility detection mechanism. The up and down position of the visibility detector can be accurately controlled by the screw rod. The device can not only realize visibility detection based on image recognition, but also adjust the angle and height of the visibility detector according to actual needs through integrated components, thereby enhancing the flexibility and adaptability of the equipment, especially in environments with complex or changeable terrain, it can more accurately locate the optimal observation position and improve the accuracy and reliability of visibility measurement.

[0016] 2. The second motor of the utility model directly drives the second bevel gear through the rotating shaft, and then drives the first bevel gear to rotate, realizes the rotation of the threaded rod, and drives the threaded sleeve to move up and down through the cooperation of the connecting plate and the limit rod, thereby realizing the precise control and power drive of the lifting mechanism, which not only improves the efficiency and stability of the lifting action, but also increases the flexibility and maintainability of the system through the independent control of the second motor. Such a design is particularly suitable for visibility detection equipment that requires fine height adjustment and operates under complex environmental conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 This is a rear view of the utility model;

[0019] Figure 3 It is a cross-sectional view of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the visibility detection mechanism of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the lifting mechanism of the utility model.

[0022] In the figure: 1. visibility detection mechanism; 101. U-shaped seat; 102. visibility detector; 103. limiting groove; 104. screw rod; 105. first motor; 106. threaded seat; 107. movable rod; 108. fixing sleeve; 109. spring; 110. fixing bracket; 111. rain cover; 2. lifting mechanism; 201. threaded sleeve; 202. threaded rod; 203. mounting shell; 204. connecting plate; 205. limiting rod; 206. first bevel gear; 207. second bevel gear; 208. rotating shaft; 209. second motor; 210. protective door; 211. handle; 212. positioning plate; 213. positioning bolt. DETAILED DESCRIPTION

[0023] See also Figure 1-Figure 5 , a visibility detection device based on image recognition, comprising a visibility detection mechanism 1 and a lifting mechanism 2 arranged thereunder, wherein the visibility detection mechanism 1 comprises a U-shaped seat 101:

[0024] The U-shaped seat 101 serves as the basic supporting component of the entire mechanism, provides a mounting platform, and has a transmission path for the screw rod 104 built therein.

[0025] Furthermore, the top of the U-shaped seat 101 is rotatably connected to the visibility detector 102, the bottom of the visibility detector 102 is rotatably connected to the movable rod 107, the surface of the movable rod 107 is slidably connected to the fixed sleeve 108, the bottom of the fixed sleeve 108 is rotatably connected to the threaded seat 106, the inner wall of the threaded seat 106 is threadedly connected to the screw rod 104, the screw rod 104 is rotatably installed at the bottom inside the U-shaped seat 101, one end of the screw rod 104 extends to the outside of the U-shaped seat 101 and is fixedly connected to the first motor 105, and the first motor 105 is fixedly arranged on one side of the U-shaped seat 101.

[0026] The visibility detector 102 is located on the top of the U-shaped seat 101 and is installed by a rotating connection method to ensure that the observation direction can be flexibly adjusted to adapt to different monitoring needs and environmental conditions. The movable rod 107 connects the visibility detector 102 and the fixed sleeve 108, so that the visibility detector 102 can not only rotate, but also slide up and down along the fixed sleeve 108 to achieve the basis of height adjustment. The inner wall of the threaded seat 106 is provided with a thread matching the screw rod 104. When the screw rod 104 rotates, the threaded seat 106 and the fixed sleeve 108 and the movable rod 107 connected thereto move up and down accordingly to achieve The height adjustment of the visibility detector 102, the screw rod 104 is driven to rotate by the first motor 105, and is the core transmission component of the entire visibility detection mechanism 1. The up and down positions of the visibility detector 102 are accurately controlled by the screw rod 104. The device can not only realize visibility detection based on image recognition, but also adjust the angle and height of the visibility detector 102 according to actual needs through integrated components, thereby enhancing the flexibility and adaptability of the equipment, especially in environments with complex or changeable terrain, and can more accurately locate the best observation position, thereby improving the accuracy and reliability of visibility measurement.

[0027] Furthermore, a spring 109 is fixedly connected between the movable rod 107 and the fixed sleeve 108 .

[0028] The spring 109 can be used as a buffer element to absorb vibration or impact during the lifting process, protect the visibility detector 102 and the entire mechanical structure from sudden external force damage, and extend the service life of the equipment.

[0029] Furthermore, limiting grooves 103 are correspondingly provided on the left and right sides of the bottom of the inner wall of the U-shaped seat 101 , and the limiting grooves 103 are slidably connected to the bottom of the threaded seat 106 .

[0030] The limit groove 103 defines the specific range of angle adjustment of the visibility detector 102, which helps to set a reasonable adjustment range according to actual needs in the early stage of equipment installation, thereby improving work efficiency and monitoring accuracy.

[0031] Furthermore, a fixing frame 110 is fixedly connected to the left and right sides of the top of the U-shaped seat 101 , and a rain shield 111 is fixedly connected to the opposite end of the fixing frame 110 . The rain shield 111 is arranged above the visibility detector 102 .

[0032] The rain cover 111 is provided to protect the visibility detector 102 from external factors such as rain, snow, and dust. Rain and dust may contaminate the lens, affect image quality, and even damage electronic components, and the rain cover 111 can effectively block these adverse factors, keep the lens clean and the equipment in good operating condition.

[0033] Furthermore, the lifting mechanism 2 includes a threaded sleeve 201 fixedly arranged on the left and right sides of the bottom of the U-shaped seat 101, and the inner wall of the threaded sleeve 201 is rotatably connected to a threaded rod 202, and the bottom of the threaded rod 202 extends to the bottom of the threaded sleeve 201 and extends to the inside of the mounting shell 203 to be rotatably connected thereto.

[0034] The threaded sleeve 201 is fixed on the left and right sides of the bottom of the U-shaped seat 101, providing basic support for the lifting and lowering of the visibility detection mechanism 1, and also forming a guide track for the threaded rod 202, ensuring the smoothness and stability of the lifting process. When the threaded rod 202 rotates, the entire visibility detection mechanism 1 is driven to move up and down through the interaction of the threads. This design utilizes the self-locking characteristics of the threaded transmission, and can maintain the current position even in an unpowered state, thereby increasing safety.

[0035] Furthermore, a connecting plate 204 is fixedly connected to the opposite side of the threaded sleeve 201 , and a limiting rod 205 is slidably connected to the inner wall of the connecting plate 204 . The bottom of the limiting rod 205 is fixedly connected to the left and right sides of the top of the installation shell 203 .

[0036] By introducing the limit rod 205 and the connecting plate 204, the safety, stability and control accuracy of the lifting mechanism 2 are enhanced, which is a key component to ensure that the visibility detection device can work reliably under various environmental conditions.

[0037] Furthermore, a first bevel gear 206 is fixedly sleeved at the bottom of the threaded rod 202, a second bevel gear 207 is meshedly connected to one side of the first bevel gear 206, a rotating shaft 208 is fixedly connected to the inner wall of the second bevel gear 207, and a second motor 209 is fixedly connected to one end of the rotating shaft 208. The second motor 209 is fixedly arranged at the bottom of the inner wall of the mounting shell 203.

[0038] The second motor 209 directly drives the second bevel gear 207 through the rotating shaft 208, and then drives the first bevel gear 206 to rotate, realizing the rotation of the threaded rod 202, and drives the threaded sleeve 201 to move up and down through the cooperation of the connecting plate 204 and the limit rod 205, thereby realizing the precise control and power drive of the lifting mechanism 2, which not only improves the efficiency and stability of the lifting action, but also increases the flexibility and maintainability of the system through the independent control of the second motor 209. Such a design is particularly suitable for visibility detection equipment that requires fine height adjustment and operates under complex environmental conditions.

[0039] Furthermore, a protective door 210 is rotatably connected to the front side of the mounting shell 203 , a handle 211 is fixedly connected to the front side of the protective door 210 , and a positioning plate 212 is fixedly connected to the left and right ends of the rear side of the mounting shell 203 , and a plurality of positioning bolts 213 are threadedly connected to the positioning plate 212 .

[0040] The protective door 210 rotatably connected to the front side of the mounting shell 203 can be closed when not in use to protect the internal structure from external environmental factors such as dust, rain, accidental collisions, etc., and is convenient to open for daily maintenance and overhaul, providing a channel for quick access to internal components. The handle 211 fixed on the front side of the protective door 210 allows operators to easily open or close the protective door 210, thereby improving the usability of the equipment. The positioning plates 212 fixed on the left and right ends of the rear side of the mounting shell 203 are threadedly connected with multiple positioning bolts 213. This design enables the entire visibility detection device to be more firmly fixed to the ground or other supporting structures during installation. By adjusting the tightness of the positioning bolts 213, the horizontal and vertical positioning of the equipment on different mounting surfaces can be ensured to be accurate, avoiding displacement of the equipment due to external force or vibration, thereby improving the stability of long-term operation and the accuracy of data.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A visibility detection device based on image recognition, comprising a visibility detection mechanism (1) and a lifting mechanism (2) arranged below the visibility detection mechanism (1), wherein the visibility detection mechanism (1) comprises a U-shaped seat (101), characterized in that: The top of the U-shaped seat (101) is rotatably connected to a visibility detector (102), the bottom of the visibility detector (102) is rotatably connected to a movable rod (107), the surface of the movable rod (107) is slidably connected to a fixed sleeve (108), the bottom of the fixed sleeve (108) is rotatably connected to a threaded seat (106), the inner wall of the threaded seat (106) is threadedly connected to a screw rod (104), the screw rod (104) is rotatably installed at the bottom of the U-shaped seat (101), one end of the screw rod (104) extends to the outside of the U-shaped seat (101) and is fixedly connected to a first motor (105), and the first motor (105) is fixedly arranged on one side of the U-shaped seat (101).

2. A visibility detection device based on image recognition as claimed in claim 1, characterized in that: A spring (109) is fixedly connected between the movable rod (107) and the fixed sleeve (108).

3. The visibility detection device based on image recognition according to claim 1, characterized in that: Limiting grooves (103) are correspondingly provided on the left and right sides of the bottom of the inner wall of the U-shaped seat (101), and the limiting grooves (103) are slidably connected to the bottom of the threaded seat (106).

4. A visibility detection device based on image recognition as claimed in claim 3, characterized in that: The top left and right sides of the U-shaped seat (101) are fixedly connected with fixing frames (110), and the opposite end of the fixing frame (110) is fixedly connected with a rain shield (111), and the rain shield (111) is arranged above the visibility detector (102).

5. The visibility detection device based on image recognition according to claim 1, characterized in that: The lifting mechanism (2) comprises a threaded sleeve (201) fixedly arranged on the left and right sides of the bottom of the U-shaped seat (101); the inner wall of the threaded sleeve (201) is rotatably connected to a threaded rod (202); the bottom of the threaded rod (202) extends below the threaded sleeve (201) and extends to the inside of the mounting shell (203) to be rotatably connected thereto.

6. The visibility detection device based on image recognition as claimed in claim 5, characterized in that: A connecting plate (204) is fixedly connected to the opposite side of the threaded sleeve (201), the inner wall of the connecting plate (204) is slidably connected to a limiting rod (205), and the bottom of the limiting rod (205) is fixedly connected to the left and right sides of the top of the installation shell (203).

7. The visibility detection device based on image recognition according to claim 5, characterized in that: A first bevel gear (206) is fixedly sleeved at the bottom of the threaded rod (202); a second bevel gear (207) is meshedly connected to one side of the first bevel gear (206); a rotating shaft (208) is fixedly connected to the inner wall of the second bevel gear (207); a second motor (209) is fixedly connected to one end of the rotating shaft (208); and the second motor (209) is fixedly arranged at the bottom of the inner wall of the mounting shell (203).

8. The visibility detection device based on image recognition according to claim 7, characterized in that: The front side of the installation shell (203) is rotatably connected to a protective door (210), the front side of the protective door (210) is fixedly connected to a handle (211), and the left and right ends of the rear side of the installation shell (203) are fixedly connected to positioning plates (212), and the positioning plates (212) are threadedly connected to a plurality of positioning bolts (213).

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