Drainage pipe network defect on-line detection equipment

Abstract

The utility model relates to the technical field of drainage pipe networks, in particular to drainage pipe network defect online detection equipment which comprises a drainage pipe, a connecting frame is arranged on the drainage pipe, a controller is connected with an inductor and a motor, the motor is connected with a worm, the worm is connected with a worm gear, the worm gear is connected with a lead screw, and the lead screw is connected with a threaded sleeve. The threaded sleeve is connected with a metal cylinder, and the connecting block is connected with a guide rod. When the height of the liquid level in the drainage pipe changes, the sensor senses the height of the liquid level and transmits a signal to the controller, the controller controls the motor to start, the output end of the motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel enables the lead screw to rotate, the lead screw enables the threaded sleeve to move, and the threaded sleeve drives the metal barrel to move to a proper position. Meanwhile, the threaded sleeve drives the connecting block to slide on the guide rod, so that the problem that the height of the water quality collecting device cannot be adjusted along with the height of the liquid level is solved, and the reliability of water quality detection is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage pipe networks, in particular to an online detection device for drainage pipe network defects. Background Art

[0002] The water quality in the drainage network is relatively complex, and it is necessary to monitor the water quality in the drainage network online. Chinese patent CN211263432U discloses a real-time online monitoring system for drainage network, which is equipped with a water quality collection device with a COD detector and an ammonia nitrogen detector at the drainage outlet of the drainage pipe, and can perform online detection of the water quality of the drainage pipe.

[0003] However, the water quality collection device of this patent is fixed on the mounting bracket, and the height of the water quality collection device cannot be flexibly adjusted. The flow rate of the drain pipe often changes, and the liquid level at the drain outlet is sometimes high and sometimes low. The height of the water quality collection device cannot be adjusted with the liquid level, which will affect the reliability of water quality detection. Utility Model Content

[0004] The purpose of the utility model is to provide an online detection device for drainage pipe network defects to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an online detection device for drainage network defects, comprising: a drainage pipe, a connecting frame is provided on the drainage pipe, a protective frame and a controller are provided on the connecting frame, the controller is connected to a sensor and a motor, the motor is connected to a worm, the worm is connected to a worm wheel, the worm wheel is connected to a lead screw, the lead screw is connected to a threaded sleeve, the threaded sleeve is connected to a metal tube, the metal tube is provided with a protective pad and a connecting block, and the connecting block is connected to a guide rod.

[0006] Preferably, a connecting frame is fixedly connected to the outer wall of the drain pipe, the cross-section of the connecting frame is U-shaped, a worm is provided between the connecting frames, and the worm is above the drain pipe, both ends of the worm are rotatably connected in the connecting frame, one end of the worm is fixedly connected to the output end of the motor, and the motor is fixedly connected to the outer wall of the connecting frame.

[0007] Preferably, the outer wall of the worm is meshingly connected with a worm wheel, the worm wheel is between the connecting frames, and the worm wheel is fixedly connected to the outer wall of the upper end of the screw rod.

[0008] Preferably, the upper end of the screw rod is rotatably connected inside the upper end of the connecting frame, the screw rod is between the through holes, the through holes are opened on the lower plate of the protective frame, the cross-section of the protective frame is U-shaped, and the two ends of the protective frame are fixedly connected to the inner wall of the upper end of the connecting frame and on the outside of the worm wheel and the worm.

[0009] Preferably, a threaded sleeve is threadedly connected to the outer wall of the screw rod, the threaded sleeve is below the protective frame, the outer diameter of the threaded sleeve is larger than the diameter of the through hole, the outer wall of the threaded sleeve is slidably connected to a hole, and the hole is opened on the drain pipe.

[0010] Preferably, the lower end of the threaded sleeve is fixedly connected to the outer wall of the metal cylinder, the metal cylinder is between the drain pipes, a protective pad is fixedly connected to the outer wall of the metal cylinder, connecting blocks are fixedly connected to the outer walls on both sides of the metal cylinder, the inner walls of the connecting blocks are slidably connected to guide rods, and both ends of the guide rods are fixedly connected to the upper and lower inner walls of the drain pipe.

[0011] Preferably, a placement groove is opened on the upper inner wall of the drain pipe, a sensor is fixedly installed on the inner wall of the placement groove, the sensor signal is connected to a controller, the controller is fixedly connected to the inner wall of one side of the connecting frame, and the controller is connected to the motor signal.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model solves the problem that the height of the water quality collection device cannot be adjusted according to the height of the liquid level when the liquid level in the drainage pipe changes, and the sensor transmits a signal to the controller, and the controller controls the motor to start, and the output end of the motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel causes the lead screw to rotate, the lead screw causes the threaded sleeve to move, the threaded sleeve drives the metal tube to move to a suitable position, the motor is turned off, and at the same time the threaded sleeve drives the connecting block to slide on the guide rod, thereby solving the problem that the height of the water quality collection device cannot be adjusted according to the height of the liquid level, and improving the reliability of water quality detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a top view schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a bottom view schematic diagram of the structure of the utility model;

[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure of the middle A area;

[0017] Figure 4 For this utility model Figure 2 A magnified schematic diagram of the structure of the middle B region;

[0018] Figure 5 For this utility model Figure 2 Schematic diagram of the enlarged structure of the middle C region.

[0019] In the figure: 1. Drain pipe; 2. Connecting frame; 3. Motor; 4. Screw; 5. Threaded sleeve; 6. Hole; 7. Guide rod; 8. Metal tube; 9. Protective pad; 10. Connecting block; 11. Worm; 12. Protective frame; 13. Placement slot; 14. Sensor; 15. Controller; 16. Worm gear; 17. Through hole. DETAILED DESCRIPTION

[0020] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are 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 operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0024] See also Figures 1 to 5 The utility model provides a technical solution: an online detection device for drainage pipe network defects, comprising: a drainage pipe 1, a connecting frame 2 is provided on the drainage pipe 1, a protective frame 12 and a controller 15 are provided on the connecting frame 2, the controller 15 is connected to a sensor 14 and a motor 3, a placement groove 13 is provided on the upper inner wall of the drainage pipe 1, a sensor 14 is fixedly installed on the inner wall of the placement groove 13, the sensor 14 senses the height of the liquid level and transmits the sensed signal to the controller 15, the sensor 14 signal is connected to the controller 15, the controller 15 is fixedly connected to the inner wall of one side of the connecting frame 2, and the controller 1 5 is connected to the signal of the motor 3, the motor 3 is connected to the worm 11, the outer wall of the drain pipe 1 is fixedly connected to the connecting frame 2, the cross section of the connecting frame 2 is U-shaped, a worm 11 is provided between the connecting frames 2, and the worm 11 is above the drain pipe 1, the two ends of the worm 11 are rotatably connected in the connecting frame 2, one end of the worm 11 is fixedly connected to the output end of the motor 3, the motor 3 is fixedly connected to the outer wall of the connecting frame 2, the worm 11 is connected to the worm wheel 16, the worm wheel 16 is connected to the lead screw 4, the outer wall of the worm 11 is meshedly connected with the worm wheel 16, the worm wheel 16 is between the connecting frames 2, and the worm wheel 16 is fixedly connected to the outer wall of the upper end of the lead screw 4;

[0025] The upper end of the screw rod 4 is rotatably connected in the upper end of the connecting frame 2. The screw rod 4 is between the through holes 17 and does not hinder the rotation of the screw rod 4. The through holes 17 are provided on the lower plate of the protective frame 12. The cross section of the protective frame 12 is U-shaped. The two ends of the protective frame 12 are fixedly connected to the inner wall of the upper end of the connecting frame 2. On the outside of the worm wheel 16 and the worm 11, the screw rod 4 is connected with a threaded sleeve 5. The outer wall of the screw rod 4 is threadedly connected with a threaded sleeve 5. The threaded sleeve 5 is below the protective frame 12. The outer diameter of the threaded sleeve 5 is larger than the diameter of the through hole 17 to prevent the threaded sleeve 5 from passing through the through hole 17 and affecting the rotation of the worm wheel 16. The outer wall of the threaded sleeve 5 is slidably connected with a hole 6. The hole 6 is provided on the drain pipe 1 for easy screwing. The threaded sleeve 5 moves, the threaded sleeve 5 is connected to the metal cylinder 8, the metal cylinder 8 is provided with a protective pad 9 and a connecting block 10, the connecting block 10 is connected to the guide rod 7, the lower end of the threaded sleeve 5 is fixedly connected to the outer wall of the metal cylinder 8, the metal cylinder 8 is between the drain pipe 1, and the outer wall of the metal cylinder 8 is fixedly connected with a protective pad 9, the protective pad 9 protects the metal cylinder 8 to reduce the impact of the collision with the drain pipe 1, the outer walls of the metal cylinder 8 on both sides are fixedly connected with connecting blocks 10, the inner walls of the connecting blocks 10 are slidably connected with the guide rod 7, the two ends of the guide rod 7 are fixedly connected to the inner walls of the upper and lower sides of the drain pipe 1, the connecting block 10 slides on the guide rod 7 to play a guiding role, so that the metal cylinder 8 can move stably.

[0026] The utility model is a partial improvement on the Chinese patent with publication number CN211263432U, mainly changing the height of the water quality collection device in the patent from a fixed setting to a dynamic adjustment with the liquid level; the utility model does not improve the detector inside the metal cylinder (such as COD detector, ammonia nitrogen detector), the detector inside the metal cylinder can be connected to other equipment outside the drain pipe through wires and work in coordination, as long as the wires do not hinder the lifting of the metal cylinder.

[0027] When the device is working, when the liquid level in the drain pipe 1 changes, the sensor 14 senses the height of the liquid level, and the sensor 14 transmits a signal to the controller 15. The controller 15 controls the motor 3 to start, and the output end of the motor 3 drives the worm 11 to rotate, the worm 11 drives the worm wheel 16 to rotate, the worm wheel 16 rotates the screw rod 4, the screw rod 4 moves the threaded sleeve 5, and the threaded sleeve 5 drives the metal tube 8 to move to a suitable position, the motor 3 is turned off, and at the same time, the threaded sleeve 5 drives the connecting block 10 to slide on the guide rod 7.

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An online detection device for drainage network defects, comprising: A drainage pipe (1), characterized in that: a connecting frame (2) is provided on the drainage pipe (1), a protective frame (12) and a controller (15) are provided on the connecting frame (2), the controller (15) is connected to a sensor (14) and a motor (3), the motor (3) is connected to a worm (11), the worm (11) is connected to a worm wheel (16), the worm wheel (16) is connected to a screw rod (4), the screw rod (4) is connected to a threaded sleeve (5), the threaded sleeve (5) is connected to a metal tube (8), a protective pad (9) and a connecting block (10) are provided on the metal tube (8), and the connecting block (10) is connected to a guide rod (7).

2. The online detection device for drainage pipe network defects according to claim 1 is characterized by: A connecting frame (2) is fixedly connected to the outer wall of the drainage pipe (1), the connecting frame (2) has a U-shaped cross section, a worm (11) is provided between the connecting frames (2), and the worm (11) is above the drainage pipe (1), both ends of the worm (11) are rotatably connected in the connecting frame (2), one end of the worm (11) is fixedly connected to the output end of the motor (3), and the motor (3) is fixedly connected to the outer wall of the connecting frame (2).

3. The online detection device for drainage pipe network defects according to claim 1 is characterized by: The outer wall of the worm (11) is meshingly connected with a worm wheel (16), the worm wheel (16) is between the connecting frames (2), and the worm wheel (16) is fixedly connected to the outer wall of the upper end of the screw rod (4).

4. The online detection device for drainage pipe network defects according to claim 1 is characterized by: The upper end of the screw rod (4) is rotatably connected inside the upper end of the connecting frame (2), the screw rod (4) is between the through holes (17), the through holes (17) are provided on the lower plate of the protection frame (12), the cross section of the protection frame (12) is U-shaped, and the two ends of the protection frame (12) are fixedly connected to the inner wall of the upper end of the connecting frame (2) and on the outside of the worm wheel (16) and the worm (11).

5. The online detection device for drainage pipe network defects according to claim 1 is characterized by: A threaded sleeve (5) is threadedly connected to the outer wall of the screw rod (4), the threaded sleeve (5) is below the protective frame (12), the outer diameter of the threaded sleeve (5) is larger than the diameter of the through hole (17), and the outer wall of the threaded sleeve (5) is slidably connected to a hole (6), which is opened on the drainage pipe (1).

6. The drainage network defect online detection device according to claim 1, characterized in that: The lower end of the threaded sleeve (5) is fixedly connected to the outer wall of the metal cylinder (8), the metal cylinder (8) is between the drain pipe (1), a protective pad (9) is fixedly connected to the outer wall of the metal cylinder (8), connecting blocks (10) are fixedly connected to the outer walls of both sides of the metal cylinder (8), the inner walls of the connecting blocks (10) are slidably connected to guide rods (7), and the two ends of the guide rods (7) are fixedly connected to the inner walls of the upper and lower sides of the drain pipe (1).

7. The drainage network defect online detection device according to claim 1, characterized in that: A placement groove (13) is provided on the upper inner wall of the drainage pipe (1), a sensor (14) is fixedly mounted on the inner wall of the placement groove (13), the sensor (14) is signal-connected to a controller (15), the controller (15) is fixedly connected to the inner wall of one side of the connecting frame (2), and the controller (15) is signal-connected to the motor (3).

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