Water leakage detection device for urban water supply pipe network

Abstract

The utility model relates to the technical field of municipal water supply, and discloses a water leakage detection device for an urban water supply pipe network. Comprising a base, a connecting plate is arranged above the base, an electric push rod is fixedly connected to the upper surface of the connecting plate, a moving frame is fixedly connected to the output end of the electric push rod, a detector is arranged in the moving frame, a movable connecting rod is rotatably connected to the lower surface of the moving frame, and an annular groove is formed in the lower surface of the moving frame; magnetic blocks are evenly distributed on the inner side wall of the annular groove, an adjusting arc plate is fixedly connected to the end, away from the moving frame, of the movable connecting rod, a detection head is arranged on the lower surface of the adjusting arc plate, and a moving rod is fixedly connected to the upper surface of the adjusting arc plate. According to the utility model, the placement direction of the detection head is adjusted according to the connection direction of the urban water supply pipe to be detected, thereby preventing a worker from changing the direction of the device to interrupt detection, and improving the water leakage detection efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal water supply, and particularly relates to a leakage detection device for urban water supply pipelines. Background Art

[0002] An urban water supply pipeline network is a comprehensive system including water sources, water supply plants, water conveyance pipelines, water treatment equipment, water storage facilities, as well as faucets and users. Its main function is to transport clean drinking water or industrial water from the water source to each user in the city. The scale and complexity of the urban water supply pipeline network depend on the scale and development needs of the city. In order to ensure the reliability, quality, and efficiency of water supply, urban water supply management departments need to conduct regular maintenance, monitoring, and upgrading of pipeline network facilities to adapt to the city's water resource needs and development. Leakage detection of urban water supply pipelines is an important task, aiming to detect and repair pipeline network leaks early, reduce the risk of water resource waste and pipeline network damage. For example, in the patent theme "A leakage detection device for urban water supply pipelines", the application number is "202322140649.0". Through the cooperation between the roller assembly and the spring, the detection assembly is assisted in support and buffering, improving the stability of the detection assembly during operation. However, it cannot adjust the placement direction of the detection head according to the connection direction of the urban water supply pipe to be detected. When detecting leaks in urban water supply pipeline networks with different connection directions, it is necessary to interrupt the detection and let the staff adjust the direction of the device, reducing the leakage detection efficiency. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the utility model provides a leakage detection device for urban water supply pipelines, which has the function of adjusting the placement direction of the detection head according to the connection direction of the urban water supply pipe to be detected, avoiding the staff from interrupting the detection by adjusting the direction of the device, improving the efficiency of leakage detection, and solving the above technical problems.

[0004] To achieve the above object, the utility model provides the following technical solution: It includes a base, a connecting plate is arranged above the base, an electric push rod is fixedly connected to the upper surface of the connecting plate, a moving frame is fixedly connected to the output end of the electric push rod, and a detector is arranged inside the moving frame;

[0005] The lower surface of the moving frame is rotatably connected with a movable connecting rod. There is an annular groove on the lower surface of the moving frame, and the annular groove and the movable connecting rod are concentrically arranged. Magnetic blocks are evenly distributed on the inner side wall of the annular groove;

[0006] One end of the movable connecting rod far away from the moving frame is fixedly connected with an adjusting arc plate. A detection head is arranged on the lower surface of the adjusting arc plate. A moving rod is fixedly connected to the upper surface of the adjusting arc plate. One end of the moving rod far away from the adjusting arc plate is fixedly connected with a metal slider, and the metal slider is slidably connected with the annular groove.

[0007] Through the above technical solution, the adjusting arc plate is pulled to rotate forward or backward, thereby driving the moving rod to rotate forward or backward, separating the metal slider from the magnet transversely arranged inside the annular groove, and making the metal slider move in a circular motion along the annular groove. When the adjusting arc plate is placed longitudinally, the metal slider is adsorbed and fitted with the magnet longitudinally arranged inside the annular groove. The placement direction of the detection head is adjusted according to the connection direction of the urban water supply pipe to be detected, avoiding the interruption of detection caused by the staff changing the device direction and improving the efficiency of leakage detection.

[0008] As a preferred technical solution of the present utility model, a fixed sleeve rod is fixedly connected to the upper surface of the base, a first spring is fixedly connected inside the fixed sleeve rod, one end of the first spring away from the fixed sleeve rod is fixedly connected to a moving plug block, and a support short rod is arranged on the upper surface of the moving plug block.

[0009] Through the above technical solution, the support short rod moves upward, pulling the moving plug block to move upward inside the fixed sleeve rod, stretching the first spring, and buffering the vibration generated by the detected urban water supply pipe through the friction between the moving plug block and the fixed sleeve rod, ensuring the stability of leakage detection.

[0010] As a preferred technical solution of the present utility model, one end of the support short rod away from the fixed sleeve rod is fixedly connected to the lower surface of the connecting plate, a communication groove is provided on the surface of the base, and the communication groove is located between the fixed sleeve rods and below the adjusting arc plate.

[0011] Through the above technical solution, the connecting plate is suspended above the base by using the support short rod, and a communication groove is opened on the surface of the base to provide moving space for the detection component.

[0012] As a preferred technical solution of the present utility model, a connecting block is fixedly connected to the lower surface of the base, and the connecting block is located on both sides of the communication groove. A connecting cross bar penetrates through the connecting block.

[0013] Through the above technical solution, by the penetration of the connecting cross bar and the connecting block, the moving wheels lift the entire base, ensuring the height of the detection device.

[0014] As a preferred technical solution of the present utility model, moving wheels are fixedly connected to both ends of the connecting cross bar close to the connecting block, and the moving wheels are located in front of and behind the base.

[0015] Through the above technical solution, the moving wheels rotate, thereby driving the connecting cross bar to rotate, providing conditions for the movement of the detection device by using the moving wheels, and making the device keep flexible.

[0016] As a preferred technical solution of the present utility model, a fixing ring is fixedly connected to the left side surface of the base. A support long rod is connected through the inside of the fixing ring. One end of the support long rod away from the fixing ring is fixedly connected to a connecting grip rod. One end of the support long rod close to the fixing ring is provided with a suction cup, and the suction cup is located below the fixing ring.

[0017] Through the above technical solution, push the connecting grip rod to push the device. When the device moves to the designated location, press the connecting grip rod to drive the support long rod to move downward, so that the suction cup fits the ground, and the overall device is supported and limited to prevent the device from moving during detection.

[0018] As a preferred technical solution of the present utility model, a fixing rod is fixedly connected to the left side surface of the base, and the fixing rod is located behind the fixing ring. One end of the fixing rod away from the base is connected through a connecting sleeve rod. One end of the connecting sleeve rod close to the fixing rod is fixedly connected to a second spring, and the second spring is arranged around the fixing rod. One end of the second spring away from the connecting sleeve rod is fixedly connected to the base.

[0019] Through the above technical solution, by moving the connecting sleeve rod, the second spring is pulled. After the suction cup is adsorbed and fixed to the ground, release the connecting round block and use the elasticity of the second spring to pull the connecting sleeve rod, so that the connecting sleeve rod drives the moving plate to move to the right to reset.

[0020] As a preferred technical solution of the present utility model, a moving plate is fixedly connected to the side surface of the connecting sleeve rod, and the moving plate is located on the left side of the fixing ring. A limiting rod is fixedly connected to the right side surface of the moving plate, and the limiting rod is connected through the support long rod. One end of the connecting sleeve rod close to the moving plate is fixedly connected to a connecting round block.

[0021] Through the above technical solution, pull the connecting round block to drive the connecting sleeve rod to move to the left, thereby driving the moving plate to move to the left, so that the limiting rod moves to the left and separates from the support long rod, and the support long rod moves downward.

[0022] Compared with the prior art, the present utility model provides a leakage detection device for urban water supply pipelines, having the following beneficial effects:

[0023] 1. By pulling the adjusting arc plate to rotate it forward or backward, the moving rod is driven to rotate forward or backward, so that the metal slider separates from the magnet arranged horizontally inside the ring groove, and the metal slider moves in a circular motion along the ring groove. When the adjusting arc plate is placed longitudinally, the metal slider adsorbs and fits with the magnet arranged longitudinally inside the ring groove. The placement direction of the detection head is adjusted according to the connection direction of the urban water supply pipe to be detected, preventing the staff from interrupting the detection by changing the device direction and improving the efficiency of leakage detection.

[0024] 2. The utility model drives the connecting sleeve rod to move leftward by pulling the connecting round block, thereby driving the moving plate to move leftward, causing the limiting rod to move leftward and separate from the supporting long rod, making the supporting long rod move downward, and then pressing the connecting grip rod to drive the supporting long rod to move downward, so that the suction cup fits with the ground, supporting and limiting the overall device to prevent the device from moving during detection. Brief Description of the Drawings

[0025] Figure 1 is a schematic diagram of the internal structure of the front side of the utility model;

[0026] Figure 2 is a schematic diagram of the overall structure of the utility model;

[0027] Figure 3 is a schematic diagram of the connection structure on the surface of the moving frame of the utility model;

[0028] Figure 4 is Figure 1 a schematic diagram of the structure at position A in

[0029] Figure 5 is a schematic diagram of the surface structure of the connection block of the utility model;

[0030] Figure 6 is a schematic diagram of the internal disassembled structure of the fixed sleeve rod of the utility model;

[0031] Figure 7 is a schematic diagram of the surface disassembled structure of the fixed ring of the utility model.

[0032] Wherein: 1. Base; 2. Communication groove; 3. Connection block; 4. Connection cross bar; 5. Moving wheel; 6. Fixed sleeve rod; 7. First spring; 8. Moving plug block; 9. Supporting short rod; 10. Connection plate; 11. Electric push rod; 12. Moving frame; 13. Detector; 14. Movable connection rod; 15. Adjusting arc plate; 16. Detection head; 17. Moving rod; 18. Metal slider; 19. Ring groove; 20. Magnet; 21. Fixed ring; 22. Supporting long rod; 23. Connection grip rod; 24. Moving plate; 25. Limiting rod; 26. Connection sleeve rod; 27. Connection round block; 28. Fixed rod; 29. Second spring; 30. Suction cup. Detailed Embodiment

[0033] The following further describes in detail the embodiments of the present utility model in conjunction with the drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0034] In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0035] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0036] Please refer to Figures 1-4 , a leakage detection device for an urban water supply network, comprising a base 1, a connecting plate 10 is arranged above the base 1, an electric push rod 11 is fixedly connected to the upper surface of the connecting plate 10, the output end of the electric push rod 11 is fixedly connected to a moving frame 12, and a detector 13 is arranged inside the moving frame 12;

[0037] A movable connecting rod 14 is rotatably connected to the lower surface of the moving frame 12. A ring groove 19 is provided on the lower surface of the moving frame 12, and the ring groove 19 is concentric with the movable connecting rod 14. Magnetic blocks 20 are evenly distributed on the inner side wall of the ring groove 19;

[0038] One end of the movable connecting rod 14 away from the moving frame 12 is fixedly connected to an adjusting arc plate 15. A detection head 16 is arranged on the lower surface of the adjusting arc plate 15. A moving rod 17 is fixedly connected to the upper surface of the adjusting arc plate 15. One end of the moving rod 17 away from the adjusting arc plate 15 is fixedly connected to a metal slider 18, and the metal slider 18 is slidably connected to the ring groove 19.

[0039] In the process of detecting water leakage in the urban water supply network, connect the external power supply to start the electric push rod 11 to push the moving frame 12 downward, move the moving frame 12 into the inside of the connecting groove 2, cover the adjusting arc plate 15 on the urban water supply pipe to be detected, and make the detection head 16 fit with the surface of the urban water supply pipe to be detected for water leakage detection. Since the urban water supply network is not connected in a single direction, pull the adjusting arc plate 15 to rotate it forward or backward, thereby driving the moving rod 17 to rotate forward or backward, separating the metal slider 18 from the magnet 20 horizontally arranged inside the annular groove 19, and making the metal slider 18 move in a circular motion along the annular groove 19. When the adjusting arc plate 15 is placed longitudinally, make the metal slider 18 adsorb and fit with the magnet 20 longitudinally arranged inside the annular groove 19, and adjust the placement direction of the detection head 16 according to the connection direction of the urban water supply pipe to be detected, avoiding the interruption of detection caused by the staff changing the direction of the device and improving the efficiency of water leakage detection.

[0040] Please refer to Figure 1 and Figure 6 On the upper surface of the base 1, a fixed sleeve rod 6 is fixedly connected, a first spring 7 is fixedly connected inside the fixed sleeve rod 6, one end of the first spring 7 away from the fixed sleeve rod 6 is fixedly connected with a moving plug block 8, and a support short rod 9 is arranged on the upper surface of the moving plug block 8.

[0041] In the process of detecting water leakage in the urban water supply network, the connecting plate 10 is reversely pushed by the movement of the detection component, so that the support short rod 9 moves upward, pulls the moving plug block 8 to move upward inside the fixed sleeve rod 6, and pulls the first spring 7. Through the friction between the moving plug block 8 and the fixed sleeve rod 6, the vibration generated by the detected urban water supply pipeline is buffered to ensure the stability of water leakage detection.

[0042] Please refer to Figure 1 and Figure 2 One end of the support short rod 9 away from the fixed sleeve rod 6 is fixedly connected to the lower surface of the connecting plate 10. A connecting groove 2 is provided on the surface of the base 1, and the connecting groove 2 is located between the fixed sleeve rods 6. The connecting groove 2 is located below the adjusting arc plate 15.

[0043] The connecting plate 10 is suspended above the base 1 by using the support short rod 9, and a moving space is provided for the detection component by opening the connecting groove 2 on the surface of the base 1.

[0044] Please refer to Figure 1 and Figure 5 On the lower surface of the base 1, a connecting block 3 is fixedly connected, and the connecting block 3 is located on both sides of the connecting groove 2. A connecting cross bar 4 is penetrated through the inside of the connecting block 3.

[0045] By penetrating the connecting cross bar 4 through the connecting block 3, the moving wheel 5 lifts the entire base 1 to ensure the height of the detection device.

[0046] Please refer to Figure 2 and Figure 5 As shown in Figure 2 and Figure 5 , at both ends of the connecting cross bar 4 close to the connecting block 3, moving wheels 5 are fixedly connected, and the moving wheels 5 are located in front of and behind the base 1.

[0047] Through the pushing device, the moving wheels 5 are rotated, thereby driving the connecting cross bar 4 to rotate. The moving wheels 5 are used to provide conditions for the movement of the detection device, making the device flexible.

[0048] Please refer to Figure 1 and Figure 2 As shown in Figure 1 and Figure 2 , a fixing ring 21 is fixedly connected to the left side surface of the base 1. A support long rod 22 is connected through the inside of the fixing ring 21. One end of the support long rod 22 away from the fixing ring 21 is fixedly connected to a connecting grip rod 23. A suction cup 30 is arranged at one end of the support long rod 22 close to the fixing ring 21, and the suction cup 30 is located below the fixing ring 21.

[0049] During the process of detecting water leakage in the urban water supply network, the connecting grip rod 23 is pushed to move the device. When the device moves to the designated location, press the connecting grip rod 23 to drive the support long rod 22 to move downward, so that the suction cup 30 fits with the ground, supporting and limiting the overall device to prevent the device from moving during detection.

[0050] Please refer to Figure 2 and Figure 7 As shown in Figure 2 and Figure 7 , a fixing rod 28 is fixedly connected to the left side surface of the base 1, and the fixing rod 28 is located behind the fixing ring 21. One end of the fixing rod 28 away from the base 1 is connected through a connecting sleeve rod 26. One end of the connecting sleeve rod 26 close to the fixing rod 28 is fixedly connected to a second spring 29, and the second spring 29 is arranged around the fixing rod 28. One end of the second spring 29 away from the connecting sleeve rod 26 is fixedly connected to the base 1.

[0051] By moving the connecting sleeve rod 26, the second spring 29 is pulled. After the suction cup 30 is adsorbed and fixed to the ground, release the connecting round block 27, and use the elasticity of the second spring 29 to pull the connecting sleeve rod 26, so that the connecting sleeve rod 26 drives the moving plate 24 to move to the right to reset, and the limiting rod 25 penetrates through the support long rod 22.

[0052] Please refer to Figure 7 As shown in Figure 7 , a moving plate 24 is fixedly connected to the side surface of the connecting sleeve rod 26, and the moving plate 24 is located on the left side of the fixing ring 21. A limiting rod 25 is fixedly connected to the right side surface of the moving plate 24, and the limiting rod 25 penetrates through the support long rod 22. One end of the connecting sleeve rod 26 close to the moving plate 24 is fixedly connected to a connecting round block 27.

[0053] Before detecting water leakage in the urban water supply network, after the device moves to the designated position, pull the connecting round block 27 to drive the connecting sleeve rod 26 to move leftward, thereby driving the moving plate 24 to move leftward, causing the limiting rod 25 to move leftward and separate from the supporting long rod 22, and making the supporting long rod 22 move downward.

[0054] When in use, push the connecting grip rod 23 to push the device. After the device moves to the designated location, pull the connecting round block 27 to drive the connecting sleeve rod 26 to move leftward, thereby driving the moving plate 24 to move leftward, causing the limiting rod 25 to move leftward and separate from the supporting long rod 22, and making the supporting long rod 22 move downward. Press the connecting grip rod 23 to drive the supporting long rod 22 to move downward, so that the suction cup 30 fits with the ground to support and limit the overall device. Through the movement of the connecting sleeve rod 26, the second spring 29 is pulled. After the suction cup 30 is adsorbed and fixed to the ground, release the connecting round block 27 and use the elasticity of the second spring 29 to pull the connecting sleeve rod 26, causing the connecting sleeve rod 26 to drive the moving plate 24 to move rightward and reset, making the limiting rod 25 penetrate and connect with the supporting long rod 22. During the process of detecting water leakage in the urban water supply network, connect to an external power supply to start the electric push rod 11 to drive the moving frame 12 to move downward, move the moving frame 12 into the communication groove 2, so that the adjusting arc plate 15 covers the urban water supply pipe to be detected, and make the detection head 16 fit with the surface of the urban water supply pipe to be detected for water leakage detection. Since the urban water supply network is not connected in a single direction, pull the adjusting arc plate 15 to rotate it forward or backward, thereby driving the moving rod 17 to rotate forward or backward, causing the metal slider 18 to separate from the magnet 20 horizontally arranged inside the annular groove 19, and making the metal slider 18 move in a circular motion along the annular groove 19. When the adjusting arc plate 15 is placed longitudinally, make the metal slider 18 adsorb and fit with the magnet 20 longitudinally arranged inside the annular groove 19, and adjust the placement direction of the detection head according to the connection direction of the urban water supply pipe to be detected. During the process of detecting water leakage in the urban water supply network, the reverse top push of the connecting plate 10 is carried out through the movement of the detection component, so that the supporting short rod 9 moves upward, pull the moving plug block 8 to move upward inside the fixed sleeve rod 6, and pull the first spring 7, and buffer the vibration generated by the detected urban water supply pipe through the friction between the moving plug block 8 and the fixed sleeve rod 6.

[0055] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leakage detection device for urban water supply pipe networks, comprising a base (1), characterized in that: Above the base (1), a connecting plate (10) is provided. On the upper surface of the connecting plate (10), an electric push rod (11) is fixedly connected. The output end of the electric push rod (11) is fixedly connected with a moving frame (12), and a detector (13) is arranged inside the moving frame (12). At the lower surface of the moving frame (12), a movable connecting rod (14) is rotatably connected. At the lower surface of the moving frame (12), an annular groove (19) is provided, and the annular groove (19) and the movable connecting rod (14) are concentrically arranged. Magnet blocks (20) are evenly distributed on the inner side wall of the annular groove (19). One end of the movable connecting rod (14) far from the moving frame (12) is fixedly connected with an adjusting arc plate (15). At the lower surface of the adjusting arc plate (15), a detection head (16) is arranged. On the upper surface of the adjusting arc plate (15), a moving rod (17) is fixedly connected. One end of the moving rod (17) far from the adjusting arc plate (15) is fixedly connected with a metal slider (18), and the metal slider (18) is slidably connected with the annular groove (19).

2. The leak detection device for urban water supply pipe network according to claim 1, characterized in that: On the upper surface of the base (1), a fixed sleeve rod (6) is fixedly connected. Inside the fixed sleeve rod (6), a first spring (7) is fixedly connected. One end of the first spring (7) far from the fixed sleeve rod (6) is fixedly connected with a moving plug block (8), and at the upper surface of the moving plug block (8), a supporting short rod (9) is arranged.

3. The leakage detection device for urban water supply network according to claim 2, wherein: One end of the supporting short rod (9) far from the fixed sleeve rod (6) is fixedly connected with the lower surface of the connecting plate (10). On the surface of the base (1), a communicating groove (2) is provided, and the communicating groove (2) is located between the fixed sleeve rods (6). The communicating groove (2) is located below the adjusting arc plate (15).

4. The leakage detection device for urban water supply pipe network according to claim 1, characterized in that: At the lower surface of the base (1), a connecting block (3) is fixedly connected, and the connecting block (3) is located on both sides of the communicating groove (2). Inside the connecting block (3), a connecting cross bar (4) is penetrated and connected.

5. The leak detection device for urban water supply network according to claim 4, characterized in that: At both ends of the connecting cross bar (4) close to the connecting block (3), moving wheels (5) are fixedly connected, and the moving wheels (5) are located in front of and behind the base (1).

6. The leak detection device for urban water supply pipe network according to claim 1, wherein: On the left side surface of the base (1), a fixed ring (21) is fixedly connected. Inside the fixed ring (21), a supporting long rod (22) is penetrated and connected. One end of the supporting long rod (22) far from the fixed ring (21) is fixedly connected with a connecting grip (23). At one end of the supporting long rod (22) close to the fixed ring (21), a suction cup (30) is arranged, and the suction cup (30) is located below the fixed ring (21).

7. The leak detection device for urban water supply network according to claim 1, wherein: On the left side surface of the base (1), a fixed rod (28) is fixedly connected, and the fixed rod (28) is located behind the fixed ring (21). One end of the fixed rod (28) far from the base (1) is penetrated and connected with a connecting sleeve rod (26). At one end of the connecting sleeve rod (26) close to the fixed rod (28), a second spring (29) is fixedly connected, and the second spring (29) is wound around the fixed rod (28). One end of the second spring (29) far from the connecting sleeve rod (26) is fixedly connected with the base (1).

8. The leak detection device for urban water supply network according to claim 7, wherein: A moving plate (24) is fixedly connected to the side surface of the connecting sleeve rod (26), and the moving plate (24) is located on the left side of the fixed ring (21). A limiting rod (25) is fixedly connected to the right side surface of the moving plate (24), and the limiting rod (25) is connected through the support long rod (22). A connecting round block (27) is fixedly connected to one end of the connecting sleeve rod (26) close to the moving plate (24).

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