Leakage-proof protection system in tap water conveying pipeline

Abstract

The utility model discloses a leakproof protection system in a tap water delivery pipeline, which comprises a mounting rack, the mounting rack comprises a fixed ring, a plurality of groups of damping support components are mounted on the fixed ring, a sliding ring is fixedly connected to the front end face of the fixed ring, an inner gear ring is coaxially and rotatably connected in the sliding ring, and the outer wall of the inner gear ring extends forwards to be provided with a mounting plate. A telescopic cylinder is installed on the bottom face of the end of the installation plate, a sensor used for detecting the surface of a pipeline is fixedly installed at the end of a telescopic rod of the telescopic cylinder, a driving gear is rotationally connected to the inner wall of the sliding ring and is in meshing transmission connection with the inner gear ring, and an extension plate is fixedly welded to the rear end face of the fixing ring. A storage battery and a positioning device are fixedly mounted on the top surface of the extension plate. According to the utility model, surrounding motion detection of the sensor on the pipeline can be realized, the position of detection data is synchronously fed back to a worker through the positioning device, fixed-point maintenance by the worker is facilitated, the structure is stable and reliable, and the application range is wide.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of leakage detection of water supply pipeline, in particular to a leakage protection system in water supply pipeline. BACKGROUND

[0002] The water supply pipeline is a pipeline system for conveying treated water from a water supply source (such as a water plant) to various user terminals (including homes, factories, commercial facilities, etc.), and its main function is to ensure that the water can be safely, stably and efficiently transmitted under a certain pressure to meet the water demand of users. In daily life, some long-distance cross-regional water supply pipelines use steel pipes. With the passage of time, the metal pipeline will corrode. If the steel pipe does not have good corrosion protection measures, it will also be corroded due to oxidation reaction, especially at the interface.

[0003] Therefore, based on the above search and in combination with the existing technology, the existing technology is divided into two kinds; one is to apply new technology, install sensors on each section of the pipeline, and the sensors feed back signals to the control center. Since the pipeline is too long, each sensor needs to be powered, so this method is extremely expensive. The other method is to regularly detect along the line by manpower. Since the cross-regional transmission pipeline is long, this method is time-consuming and labor-intensive. At the same time, since the detection frequency is not high, it cannot accurately find the leakage situation in time. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a leakage protection system in water supply pipeline to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A leakage protection system in water supply pipeline, comprising a mounting frame, the mounting frame comprises a fixed ring, a plurality of sets of damping support assemblies are installed equidistantly on the inner circumference of the fixed ring, a sliding ring is fixedly connected to the front end face of the fixed ring through a plurality of connecting pipes, a ring gear is coaxially connected to the inner wall of the sliding ring, an installation plate is provided on the outer wall of the ring gear and extends forward, an extension plate is welded and fixed to the rear end face of the fixed ring, a driving assembly is installed on the end of the extension plate, and a battery and a positioning device are fixedly installed on the top surface of the extension plate.

[0007] Further, a sliding rail is formed on the front end face of the sliding ring, and a convex ring is integrally formed on the outer wall of the ring gear.

[0008] Further, the damping support assembly comprises a sliding mounting column, and a plurality of sliding holes equal in number to the damping support assembly are equidistantly formed in the outer wall of the fixing ring.

[0009] Further, the sliding mounting column is provided with a blocking block on the top surface, and a spring one is sleeved on the outer wall of the sliding mounting column and abuts against the inner wall of the fixing ring.

[0010] Further, the sliding mounting column is integrally provided with a mounting block on the bottom surface, and the two ends of the mounting block are both connected with movable rods, and the ends of the two movable rods away from the mounting block are both rotatably connected with rollers.

[0011] Further, the sliding mounting column is provided with a fixed rod above the mounting block, and damping springs are connected and mounted at the two ends of the fixed rod, and the ends of the two damping springs away from the fixed rod are connected with the two movable rods respectively.

[0012] Further, the driving assembly comprises a U-shaped connecting arm, a track wheel is mounted in the U-shaped connecting arm, a sliding column is integrally formed on the center of the top surface of the U-shaped connecting arm, a connecting hole penetrating up and down is formed in the end of the extension plate, the sliding column is slidably connected in the connecting hole, a blocking plate is integrally formed on the top surface of the sliding column, a spring two is sleeved on the outer wall of the sliding column and abuts against the bottom surface of the extension plate.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、In the utility model, the overall device is moved on the pipeline by the track wheel, the driving gear is rotated by the stepping motor, the driving gear drives the internal gear ring and the sensor to rotate synchronously, so that the sensor realizes the detection of the circumferential motion of the pipeline, and the position of the detection data is fed back to the worker synchronously through the positioning device, so that the worker can carry out point maintenance conveniently, the detection range is comprehensive and detailed, and manpower and material resources are saved.

[0015] 2、In the utility model, the positions of the damping support assembly and the driving assembly on the mounting frame can be adjusted according to pipelines with different diameters, the lifting or pressing of the movable rod can be adjusted through the damping spring in the damping support assembly, the roller is always in contact with the surface of the pipeline, the stability of the overall device can be ensured when the pipeline surface is uneven, the utility range is wide, and the structure is stable and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the utility model;

[0017] Figure 2 It is the overall structure explosion drawing of the utility model;

[0018] Figure 3The mounting rack structure part drawing of the utility model;

[0019] Figure 4 The overall structure side view of the utility model;

[0020] Figure 5 The shock support assembly structure explosion view of the utility model;

[0021] Figure 6 The drive assembly structure explosion view of the utility model.

[0022] In the figure: 1, mounting rack; 11, fixed ring; 111, sliding hole; 12, connecting pipe; 13, sliding ring; 131, sliding rail; 132, mounting arm; 14, extension plate; 141, connecting hole; 2, shock support assembly; 21, sliding mounting column; 211, blocking block; 212, mounting block; 213, fixed rod; 22, spring one; 23, movable rod; 24, roller; 25, shock spring; 3, inner gear ring; 31, convex ring; 32, mounting plate; 4, telescopic cylinder; 5, sensor; 6, driving gear; 61, stepping motor; 7, drive assembly; 71, U-shaped connecting arm; 711, sliding column; 712, blocking plate; 72, track wheel; 73, spring two; 8, battery; 9, positioning device. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Embodiment 1: please refer to Figures 1-4A kind of leakage protection system in tap water delivery pipeline, mounting frame 1, mounting frame 1 includes fixed ring 11, several groups of shock-absorbing support components 2 are equidistantly mounted in the inner circumference of fixed ring 11, the front end surface of fixed ring 11 is fixedly connected with sliding ring 13 by several connecting pipes 12, specifically, the two ends of several connecting pipes 12 are respectively welded with fixed ring 11 and sliding ring 13, fixed ring 11 is fixed coaxially with connecting pipe 12, inner gear ring 3 is rotatably connected coaxially in sliding ring 13, specifically, one slide rail 131 is formed in the front end surface of sliding ring 13, the outer wall of inner gear ring 3 is integrally formed with convex ring 31, convex ring 31 is slidably connected in slide rail 131, slide rail 131 plays a limiting and guiding role to inner gear ring 3, mounting plate 32 is provided forwardly on the outer wall of inner gear ring 3, telescopic cylinder 4 is installed on the bottom surface of the end portion of mounting plate 32, the telescopic rod end of telescopic cylinder 4 is fixedly installed with sensor 5 for detecting the surface of pipeline, specifically, sensor 5 is moved by telescopic cylinder 4, the detection of different diameter pipelines is realized, mounting arm 132 is provided on the inner wall of sliding ring 13, driving gear 6 is rotatably connected on mounting arm 132, driving gear 6 is coaxially connected with step motor 61 after the rotation shaft of driving gear 6 passes through mounting arm 132, driving gear 6 is meshingly and drivingly connected with inner gear ring 3, specifically, step motor 61 rotates by driving driving gear 6, driving gear 6 drives inner gear ring 3 and sensor 5 to rotate synchronously, so as to realize the circumferential motion detection of sensor 5 to pipeline.

[0025] Fixed ring 11 rear end surface is welded with extension plate 14, track wheel 72 is installed on the end of extension plate 14, battery 8 and positioning device 9 are fixedly installed on the top surface of extension plate 14, specifically, positioning device 9, track wheel 72, step motor 61, telescopic cylinder 4 and sensor 5 are provided with power by battery 8, the detection data of pipeline surface is recorded by positioning device 9 and sensor, when sensor 5 detects that some pipeline leaks, positioning device 9 sends alarm information and positioning to workers, to facilitate workers to quickly go to the site for repair.

[0026] Example 2: please refer to Figure 3 、 5, 6, the difference from embodiment 1 is that the damping support assembly 2 comprises a sliding mounting column 21, a plurality of sliding holes 111 equal to the damping support assembly 2 are equidistantly arranged on the outer wall of the fixed ring 11, the sliding mounting column 21 is slidably connected in the sliding hole 111, the top surface of the sliding mounting column 21 is provided with a blocking block 211, the outer wall of the sliding mounting column 21 is sleeved with a spring 22, the top surface of the spring 22 abuts against the inner wall of the fixed ring 11, specifically, the combination of the sliding mounting column 21 and the spring 22 can adjust the position of the damping support assembly 2 on the fixed ring 11 according to the diameter of different pipelines, the bottom surface of the sliding mounting column 21 is integrally provided with a mounting block 212, the two ends of the mounting block 212 are both connected with a movable rod 23, the ends away from the mounting block 212 of the two movable rods 23 are both rotatably connected with a roller 24, the sliding mounting column 21 is provided with a fixed rod 213 above the mounting block 212, the two ends of the fixed rod 213 are both connected with a damping spring 25, the ends away from the fixed rod 213 of the two damping springs 25 are respectively connected with the two movable rods 23, specifically, the damping spring 25 plays a connecting support role on the movable rod 23, when the damping support assembly 2 encounters a pipeline with uneven surface, the damping spring 25 is used to adjust the lifting or pressing of the movable rod 23, so that the roller 24 is always in contact with the surface of the pipeline, thereby ensuring the stability of the whole device;

[0027] The driving assembly 7 comprises a U-shaped connecting arm 71, a track wheel 72 is installed in the U-shaped connecting arm 71, a sliding column 711 is integrally formed at the center of the top surface of the U-shaped connecting arm 71, a connecting hole 141 penetrating up and down is arranged at the end of the extension plate 14, the sliding column 711 is slidably connected in the connecting hole 141, a spring 73 is sleeved on the outer wall of the sliding column 711, a blocking plate 712 is integrally formed on the top surface of the sliding column 711, the top surface of the spring 73 abuts against the bottom surface of the extension plate 14, specifically, a rubber track is installed on the track wheel 72, the combination of the sliding column 711 and the spring 73 can adjust the position of the track wheel 72 on the extension plate 14 according to the diameter of different pipelines, and the pressing force of the spring 73 can increase the friction between the rubber track of the track wheel 72 and the outer wall of the pipeline.

[0028] Working principle: the staff installs the device on the outer wall of the pipeline, adjusts the position of the track wheel 72 on the extension plate 14 through the combination of the sliding column 711 and the spring 73, adjusts the position of the damping support assembly 2 on the fixed ring 11 through the combination of the sliding mounting column 21 and the spring 22, makes the rubber track of the track wheel 72 and the roller 24 of the damping support assembly 2 abut against the surface of the pipeline, and adjusts the movement of the sensor 5 driven by the telescopic cylinder 4, so that the sensor 5 comes to a suitable position away from the outer wall of the pipeline;

[0029] The starting step motor 61 drives the track wheel 72, the step motor 61 drives the driving gear 6 to rotate, the driving gear 6 drives the inner gear ring 3 and the sensor 5 to rotate synchronously, so that the sensor 5 realizes the detection of the surrounding movement of the pipeline, the track wheel 72 drives the whole device to move on the pipeline, when the device encounters the pipeline with uneven surface, the lifting or pressing of the movable rod 23 is adjusted through the damping spring 25 in the damping support assembly 2, so that the roller 24 is always in contact with the surface of the pipeline, and the stability of the whole device is ensured.

[0030] In the detection process, the positioning device 9, the track wheel 72, the step motor 61, the telescopic cylinder 4 and the sensor 5 are powered by the battery 8, the detection data of the surface of the transmission pipeline is recorded by the positioning device 9 and the sensor, when the sensor 5 detects that a certain section of the pipeline leaks, the positioning device 9 sends the alarm information and the positioning to the staff, so that the staff can quickly go to the place to repair.

[0031] The above is only the preferred specific implementation mode of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the application concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A leak protection system in a water supply pipeline, comprising a mounting frame (1), characterized in that: The mounting frame (1) includes a fixed ring (11), a plurality of sets of damping support assemblies (2) are equidistantly mounted in the inner circumference of the fixed ring (11), a sliding ring (13) is fixedly connected to the front end face of the fixed ring (11) through a plurality of connecting pipes (12), an inner gear ring (3) is coaxially connected to rotate in the sliding ring (13), an installation plate (32) is arranged on the outer wall of the inner gear ring (3) and extends forward, a telescopic cylinder (4) is mounted on the end bottom surface of the installation plate (32), a sensor (5) for detecting the surface of the pipeline is fixedly mounted on the telescopic rod end of the telescopic cylinder (4), an installation arm (132) is arranged on the inner wall of the sliding ring (13), a driving gear (6) is rotatably connected to the installation arm (132), a stepping motor (61) is coaxially connected to the rotation shaft of the driving gear (6) and extends through the installation arm (132), the driving gear (6) is in meshing transmission connection with the inner gear ring (3), an extension plate (14) is welded and fixed to the rear end face of the fixed ring (11), a driving assembly (7) is mounted on the end of the extension plate (14), a storage battery (8) and a positioning device (9) are fixedly mounted on the top surface of the extension plate (14).

2. A leak protection system in a mains water supply conduit according to claim 1, characterised in that: A sliding rail (131) is formed on the front end face of the sliding ring (13), a convex ring (31) is integrally formed on the outer wall of the inner gear ring (3), and the convex ring (31) is slidably connected in the sliding rail (131).

3. A leak protection system in a mains water supply conduit according to claim 2, characterised in that: The damping support assembly (2) includes a sliding mounting column (21), a plurality of sliding holes (111) are equidistantly formed on the outer wall of the fixed ring (11), and the number of the sliding holes (111) is equal to that of the damping support assemblies (2), and the sliding mounting column (21) is slidably connected in the sliding hole (111).

4. A leak protection system in a mains water supply conduit according to claim 3, characterised in that: A blocking block (211) is arranged on the top surface of the sliding mounting column (21), a spring (22) is sleeved on the outer wall of the sliding mounting column (21), and the top surface of the spring (22) abuts against the inner wall of the fixed ring (11).

5. A leak protection system in a mains water supply conduit according to claim 4, characterised in that: An installation block (212) is integrally formed on the bottom surface of the sliding mounting column (21), movable rods (23) are connected at both ends of the installation block (212), and rollers (24) are rotatably connected to the ends of the two movable rods (23) away from the installation block (212).

6. A leak protection system in a mains water supply conduit according to claim 5, characterised in that: A fixed rod (213) is arranged above the installation block (212), damping springs (25) are connected and mounted at both ends of the fixed rod (213), and the ends of the two damping springs (25) away from the fixed rod (213) are connected with the two movable rods (23) respectively.

7. A leak protection system in a mains water delivery conduit according to claim 1, characterised in that: The driving assembly (7) comprises a U-shaped connecting arm (71), a track wheel (72) is installed in the U-shaped connecting arm (71), a sliding column (711) is integrally formed at the top center of the U-shaped connecting arm (71), a connecting hole (141) penetrating up and down is formed in the end of the extension plate (14), the sliding column (711) is connected in the connecting hole (141) in a sliding mode, a blocking plate (712) is integrally formed on the top surface of the sliding column (711), a spring two (73) is sleeved on the outer wall of the sliding column (711), and the top surface of the spring two (73) abuts against the bottom surface of the extension plate (14).

Images