Automatic patrol vehicle for collecting water leakage points of shield tunnel by using camera

Abstract

The utility model discloses an automatic patrol car for collecting water leakage points of a shield tunnel through a camera. The automatic patrol car comprises a camera assembly, a trolley body, a power and brake assembly, a storage assembly, a displacement sensing and signal receiving assembly and an electric power assembly, wherein the power and brake assembly, the storage assembly, the displacement sensing and signal receiving assembly and the electric power assembly are installed on the trolley body. The camera assembly is installed on the top face of the trolley body through a vertical support. The power and brake assemblies are arranged on the left side and the right side of the trolley body respectively; when the remote controller starts walking and photographing of the trolley body through the displacement sensing and signal receiving assembly, the camera assembly can photograph tunnel segments, the displacement sensing and signal receiving assembly records the position of the trolley body during photographing, and photos and position information are stored in the storage assembly. Through the automatic detection trolley provided with the camera assembly, daily inspection is carried out on leakage points of the shield tunnel in the operation period, the inspection work can be efficiently completed, manpower is saved, and the inspection accuracy of the leakage points is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shield tunnels, and particularly relates to an automatic inspection vehicle for collecting water leakage points in shield tunnels by using a camera. Background Art

[0002] Water leakage in shield tunnels is a common disease during the operation period of subways, which seriously affects the tunnel structure safety and operation safety. At present, the routine subway operation and maintenance units mainly rely on manual daily inspections to check the leakage points in shield tunnels, and manually record the size of the leakage points, the water leakage rate, and the positions of the leakage points. Limited by the short non-operation time window period, the long line length, and the insufficient number of inspection personnel, etc., the inspection efficiency is relatively low. Content of the Utility Model

[0003] Aiming at the defects existing in the above-mentioned prior art, the technical problem to be solved by the utility model is to provide an automatic inspection vehicle for collecting water leakage points in shield tunnels by using a camera, which can automatically complete the inspection work, thus saving labor, improving the inspection accuracy rate of leakage points, and being able to record.

[0004] In order to solve the above technical problem, the utility model adopts the following technical scheme: an automatic inspection vehicle for collecting water leakage points in shield tunnels by using a camera, comprising a camera assembly, a vehicle body, and a power and braking assembly, a storage assembly, a displacement sensing and signal receiving assembly, and a power assembly installed on the vehicle body; the camera assembly is installed on the top surface of the vehicle body through a vertical bracket, so that the height of the camera assembly is located in the middle of the shield tunnel; a pair of power and braking assemblies are provided, and are respectively arranged on the left and right sides of the vehicle body;

[0005] The displacement sensing and signal receiving assembly is used for receiving remote control signals and sensing the position of the vehicle body during photographing. The camera assembly is used for photographing tunnel segments. The storage assembly is used for storing photos and position information. The power and braking assembly is used for driving the vehicle body to move and brake. The power assembly is used for providing power for the automatic inspection vehicle. The displacement sensing and signal receiving assembly, the camera assembly, the storage assembly, the power and braking assembly, and the power assembly are electrically connected.

[0006] Preferably, the camera assembly is composed of camera a, camera b, and camera c. Camera a, camera b, and camera c are arranged in a triangular matrix and can respectively correspond to the left area of the shield tunnel, the crown area of the shield tunnel, and the right area of the shield tunnel, and the partition detection improves the inspection accuracy rate of leakage points.

[0007] Preferably, camera a, camera b, and camera c are located in the same plane.

[0008] Preferably, the power component is a lithium battery pack, which supplies power to the trolley body, the displacement sensing and signal receiving component, and the camera component.

[0009] Preferably, the traveling component of the trolley body adopts mine wheels, which have better compressive resistance and wear resistance, and can cope with complex road conditions and high-intensity loads.

[0010] Preferably, the power and braking component, the storage component, the displacement sensing and signal receiving component, and the power component are all arranged on the top surface of the trolley body for easy maintenance and replacement.

[0011] The beneficial effects of the present utility model: The automatic inspection trolley equipped with a camera component can conduct daily inspections on the leakage points of the shield tunnel during the operation period, efficiently complete the inspection work, save labor, and improve the inspection accuracy of the leakage points. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a top view of the present utility model;

[0013] Figure 2 is a working schematic diagram of the present utility model;

[0014] In the figure: 1 - Camera a, 2 - Camera b, 3 - Camera c, 4 - Power and braking component, 5 - Storage component, 6 - Displacement sensing and signal receiving component, 7 - Power component, 8 - Trolley body. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] In order to better understand the improvements made by the present utility model over the prior art, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0016] As Figure 1 shown in FIG. -2, an automatic inspection vehicle for collecting water leakage points in a shield tunnel using a camera mainly consists of a camera component, a trolley body 8, and a power and braking component 4, a storage component 5, a displacement sensing and signal receiving component 6, and a power component installed on the trolley body 8.

[0017] The camera component is installed on the top surface of the trolley body 8 through a vertical bracket, so that the height of the camera component is located in the middle of the shield tunnel. The camera component is composed of a camera a 1, a camera b 2, and a camera c 3. The camera a 1, the camera b 2, and the camera c 3 are located in the same plane. The camera a 1, the camera b 2, and the camera c 3 are arranged in a triangular matrix and can respectively correspond to the left area, the arch top area, and the right area of the shield tunnel. The zonal detection improves the inspection accuracy of the leakage points.

[0018] The power and braking assembly 4, the storage assembly 5, the displacement sensing and signal receiving assembly 6, and the power assembly are all arranged on the top surface of the trolley body 8, which is convenient for the staff to perform maintenance or replacement. Moreover, the displacement sensing and signal receiving assembly 6, the camera assembly, the storage assembly 5, the power and braking assembly 4, and the power assembly are electrically connected. Among them, there are a pair of power and braking assemblies 4, which are respectively arranged on the left and right sides of the trolley body 8 to drive the trolley body 8 to move and brake. The power assembly is a lithium battery pack, which supplies power to the trolley body 8, the displacement sensing and signal receiving assembly 6, and the camera assembly. The lithium battery has a high energy density, can store more energy, thus extending the service time, facilitating the long-term working and moving of the automatic detection trolley in the shield tunnel, and the lithium battery has a long service life and fast charging. Rechargeable battery. The trolley body 8 is preferably made of mine wheels, which have better compressive resistance and wear resistance, and can cope with complex road conditions and high-intensity loads.

[0019] The displacement sensing and signal receiving assembly 6 is used to receive remote control signals and sense the position of the trolley body 8 during photographing. The camera assembly is used to take pictures of the tunnel segments, and the storage assembly 5 is used to store the pictures and position information. When the remote control starts the movement and photographing of the trolley body 8 through the displacement sensing and signal receiving assembly 6, the camera assembly can take pictures of the tunnel segments, and the displacement sensing and signal receiving assembly 6 records the position of the trolley body 8 during photographing, and stores the pictures and position information in the storage assembly 5.

[0020] Specific working plan: The automatic detection vehicle enters the track area from the station end well. The displacement sensor of the first ring of the shield tunnel is recorded as point 0. Debug the camera group to make the diagonal of the taken pictures clear. The three pictures taken by the three cameras correspond to three areas of the shield ring. After the debugging is completed, start the automatic detection vehicle. Control the automatic detection vehicle to complete a shooting every 2.4 m of driving. The obtained pictures are stored in three folders respectively, named automatically according to the shooting order. At the same time, the displacement sensing and signal receiving assembly 6 records the position of each shooting. Generate a displacement record form. The automatic detection vehicle can complete 10 kilometers of detection per hour. After the collected images are exported, use the image recognition program to complete the identification of leakage points, and finally form a ledger of leakage point information and images. The detection window period every night is 2 hours. Only 2 staff members are needed to cooperate. One machine can complete the detection work of 20 kilometers of shield tunnel, and the collected data is accurate, saving a large number of manual inspection personnel and improving work efficiency.

[0021] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. An automatic inspection vehicle for collecting water leakage points in shield tunnels using a camera, characterized in that: The invention comprises a camera assembly, a trolley body (8), and a power and brake assembly (4), a storage assembly (5), a displacement sensor and signal receiving assembly (6), and a power assembly installed on the trolley body (8); the camera assembly is installed on the top surface of the trolley body (8) through a vertical bracket so that the camera assembly is located at the middle of the shield tunnel; a pair of the power and brake assemblies (4) are provided, respectively arranged on the left and right sides of the trolley body (8); The displacement sensing and signal receiving component (6) is used to receive remote control signals and sense the position of the vehicle body (8) when taking photos; the camera component is used to take photos of tunnel segments; the storage component (5) is used to store photos and position information; the power and braking component (4) is used to drive the vehicle body (8) to move and brake; the power component is used to provide power for the automatic patrol vehicle; and the displacement sensing and signal receiving component (6), the camera component, the storage component (5), the power and braking component (4), and the power component are electrically connected.

2. The automatic inspection vehicle for collecting water leakage points of shield tunnels using a camera according to claim 1, characterized in that: The camera assembly consists of camera a (1), camera b (2) and camera c (3), and the cameras a (1), camera b (2) and camera c (3) are arranged in a triangular matrix and can correspond to the left side area of ​​the shield tunnel, the vault area of ​​the shield tunnel and the right side area of ​​the shield tunnel respectively.

3. The automatic inspection vehicle for collecting water leakage points of shield tunnels using a camera according to claim 2 is characterized in that: The camera a (1), camera b (2) and camera c (3) are located in the same plane.

4. The automatic inspection vehicle for collecting water leakage points of shield tunnels using a camera according to claim 1 is characterized in that: The power component is a lithium battery pack, which supplies power to the vehicle body (8), the displacement sensor and signal receiving component (6) and the camera component.

5. The automatic inspection vehicle for collecting water leakage points of shield tunnels using a camera according to claim 1 is characterized in that: The traveling assembly of the trolley body (8) adopts a mine wheel.

6. The automatic inspection vehicle for collecting water leakage points of shield tunnels using a camera according to claim 1, characterized in that: The power and brake assembly (4), the storage assembly (5), the displacement sensor and signal receiving assembly (6) and the power assembly are all arranged on the top surface of the trolley body (8).

Images