Water supply and drainage pipeline connecting device

Abstract

The utility model belongs to the technical field of pipeline connection, and particularly relates to a water supply and drainage pipeline connecting device which comprises a connecting device body and flange plates at the two ends of the connecting device body, a threaded cylinder is installed on the outer wall of the connecting device body, a hole is formed in the inner wall of the connecting device body, and a threaded rod is in threaded connection with the interior of the threaded cylinder. And one end of the threaded rod penetrates out of the interior of the hole and is connected with an adjusting plate, and the adjusting plate is located in the connecting device body. The flow velocity of water flow can be conveniently changed by installing the adjusting plate, the threaded rod rotates to drive the adjusting plate to perform azimuth movement, and the flow in a pipeline is controlled by changing the included angle between the adjusting plate and the inner wall of the connecting device body, so that the flow velocity of the water flow can be conveniently adjusted; the situation that the connection position of the connecting device and the pipeline is loosened or damaged due to the too high flow speed, and stable operation of the pipeline is affected is avoided, the service life of the pipeline is prolonged, and use stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline connection, in particular to a water supply and drainage pipeline connection device. Background Art

[0002] The main purpose of the drainage pipe connection device is to ensure the tight connection between the various pipes in the drainage system, so as to achieve leak-free and efficient wastewater or rainwater discharge. The water supply and drainage pipe connection device is widely used in construction, industry and municipal engineering to ensure the reliability and efficiency of the drainage system.

[0003] Patent document CN216743268U discloses a water supply and drainage pipe connection device, "including a connection cylinder, a separation ring is arranged on the inner side of the connection cylinder, an annular sealing groove is opened on both sides of the connection cylinder, a sealing ring is inserted into the inner side of the annular sealing groove, and a limiting ring is arranged on the opposite side of the two sealing rings, and a pipe body is arranged on the inner side of the limiting ring, and two positioning cylinders are threadedly connected to the outer side of the connection cylinder, and a stop ring plate is arranged on the opposite side of the two positioning cylinders, and a support rod is hinged on the front and back of the connection cylinder. The water supply and drainage pipe connection device infers the limit ring through the stop ring plate, and the sealing ring is inserted into the annular sealing groove. The connection and sealing are performed so that the pipe body is plugged into the connecting cylinder, and the pipe bodies on the left and right sides of the connecting cylinder are installed. By unscrewing the positioning cylinder, the pipe body on one side can be disassembled, and the connection and disassembly of the pipe body are relatively convenient. However, the water supply and drainage pipe connection device of the above-mentioned public document mainly considers the convenience of connecting and disassembling the pipe, and does not consider that when the flow rate of the drainage pipe is too large, the high-speed flowing water may generate a large force on the pipe connection device, resulting in loosening or damage of the connection, thereby affecting the sealing and stability of the pipe system. Therefore, it is necessary to study a water supply and drainage pipe connection device, so as to adjust the flow rate of the pipe. Utility Model Content

[0004] The utility model aims to provide a drainage pipe connection device to solve the technical problem of loosening of the connection caused by excessive water flow velocity proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water supply and drainage pipe connecting device, comprising a connecting device body and flanges at both ends of the connecting device body, a threaded barrel is fixedly installed on the outer wall of the connecting device body, a hole is provided on the inner wall of the connecting device body, and the hole is connected to the threaded barrel, a threaded rod is connected to the inner thread of the threaded barrel, and one end of the threaded rod passes through the interior of the hole, and one end of the threaded rod is fixedly connected to an adjustment plate, and the adjustment plate is located inside the connecting device body.

[0006] Preferably, a sealing ring is fixedly connected to the hole, and one end of the threaded rod passes through the interior of the sealing ring and is fixedly connected to the adjustment plate.

[0007] Preferably, a turntable is fixedly mounted on one end of the threaded rod, and the turntable is located at the top end of the threaded barrel.

[0008] Preferably, a center rod is fixedly mounted on the adjustment plate, arc grooves are symmetrically arranged on the adjustment plate, and the arc grooves are located on both sides of the center rod, arc plates are movably connected at both ends of the adjustment plate, and the arc plates are located in front of the arc grooves, a baffle is fixedly mounted on the arc plate, and the baffle is in contact with the center rod.

[0009] Preferably, a clamping block is fixedly mounted on the baffle, and clamping grooves are symmetrically arranged on the center rod, and the clamping block is clamped in the clamping groove.

[0010] Preferably, an electromagnet is fixedly installed in the card block, a metal sheet is fixedly installed in the card slot, and the electromagnet is magnetically connected to the metal sheet.

[0011] Preferably, a power supply block is provided in the card block, and the power supply block is connected to the electromagnet circuit.

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

[0013] 1. The utility model is convenient for changing the flow rate of water flow by installing an adjustment plate. First, the threaded rod is rotated in the threaded barrel through the turntable. The rotation of the threaded rod will drive the adjustment plate to move in position. When the adjustment plate is parallel to the inner wall of the connecting device body, the flow rate is the largest. When the adjustment plate is perpendicular to the inner wall of the connecting device body, the flow rate is the smallest. By changing the angle between the adjustment plate and the inner wall of the connecting device body, the flow rate in the pipeline is controlled, so as to facilitate the adjustment of the flow rate of water flow, avoid the connection between the connecting device and the pipeline from being loosened or damaged due to excessive flow rate, and affect the stable operation of the pipeline. The drainage pipeline connection device with adjustable flow rate prolongs the service life and stability of the pipeline.

[0014] 2. The utility model is convenient for blocking water backflow by installing an arc plate. First, the positive discharge of water will push the arc plate to flow out of the arc groove smoothly. However, when the water flows back, the arc plate will block the arc groove through the thrust of the water flow. At the same time, the baffle will prevent the arc plate from being stuck in the arc groove and enter the slot through the blocking block, so that the arc plate is tightly connected with the arc groove, preventing a large amount of sewage or rainwater from backflowing and seeping out of the ground, affecting the environment and public health, and ensuring that the public environment is not polluted. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the connecting device body of the utility model;

[0017] Figure 3 This is a schematic diagram of the sealing ring structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the arc groove structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of the card block of the utility model;

[0020] Figure 6 for Figure 4 A magnified schematic diagram of the structure in Figure 1.

[0021] In the figure: 1. connecting device body; 2. flange; 3. threaded cylinder; 4. adjusting plate; 5. threaded rod; 6. turntable; 7. sealing ring; 8. arc groove; 9. arc plate; 10. baffle; 11. slot; 12. metal sheet; 13. block; 14. electromagnet; 15. power supply block; 16. hole; 17. center rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] See also Figure 1 , Figure 2 and Figure 3, a water supply and drainage pipe connecting device, including a connecting device body 1 and flanges 2 at both ends of the connecting device body 1, a threaded barrel 3 is fixedly installed on the outer wall of the connecting device body 1, a hole 16 is arranged on the inner wall of the connecting device body 1, and the hole 16 is communicated with the threaded barrel 3, a threaded rod 5 is connected to the inner thread of the threaded barrel 3, and one end of the threaded rod 5 passes through the inside of the hole 16, one end of the threaded rod 5 is fixedly connected to an adjustment plate 4, and the adjustment plate 4 is located inside the connecting device body 1, a turntable 6 is fixedly installed on one end of the threaded rod 5, and the turntable 6 is located at the top of the threaded barrel 3, the connecting device tightly connects the flange 2 with the pipe interface through bolts and nuts, ensures the tight connection between the various pipes in the drainage system, thereby realizing leakage-free and efficient wastewater or rainwater discharge, but when the flow rate of the drainage pipe is too large, the high-speed flowing water may cause damage to the pipe The connecting device generates a large force, which causes the connection to become loose or damaged, thereby affecting the sealing and stability of the pipeline system. When the flow rate of the water flow needs to be changed, the flow rate of the water flow can be changed by installing an adjusting plate 4. First, the threaded rod 5 is rotated in the threaded barrel 3 through the turntable 6. The rotation of the threaded rod 5 will drive the adjusting plate 4 to move in position. When the adjusting plate 4 is parallel to the inner wall of the connecting device body 1, the flow rate is maximum. When the adjusting plate 4 is perpendicular to the inner wall of the connecting device body 1, the flow rate is minimum. The flow rate in the pipeline is controlled by changing the angle between the adjusting plate 4 and the inner wall of the connecting device body 1, thereby facilitating the adjustment of the flow rate of the water flow, avoiding loosening or damage of the connection between the connecting device and the pipeline due to excessively high flow rate, affecting the stable operation of the pipeline, and the drainage pipeline connecting device with adjustable flow rate extends the service life and stability of the pipeline.

[0024] See also Figure 3 A sealing ring 7 is fixedly connected to the hole 16, and one end of the threaded rod 5 passes through the interior of the sealing ring 7 and is fixedly connected to the adjusting plate 4. The sealing ring 7 is used to seal the gap between the hole 16 and the threaded rod 5 to prevent water from seeping out through the threaded tube 3.

[0025] See also Figure 1 , Figure 4 , Figure 5 and Figure 6The adjusting plate 4 is fixedly provided with a center rod 17, the adjusting plate 4 is symmetrically provided with arc grooves 8, and the arc grooves 8 are located on both sides of the center rod 17, the two ends of the adjusting plate 4 are movably connected with arc plates 9, and the arc plates 9 are located in front of the arc grooves 8, the arc plates 9 are fixedly provided with baffles 10, and the baffles 10 are in contact with the center rod 17, the baffles 10 are fixedly provided with card blocks 13, the center rod 17 is symmetrically provided with card grooves 11, and the card blocks 13 are engaged in the card grooves 11, when it is necessary to block the backflow of water, The installation of the curved plate 9 facilitates the prevention of water backflow. First, the positive discharge of water will push the curved plate 9 to flow out of the curved groove 8 smoothly. However, when the water flows back in the opposite direction, the curved plate 9 will block the curved groove 8 through the thrust of the water flow. At the same time, the baffle 10 will prevent the curved plate 9 from being stuck in the curved groove 8 and enter the slot 11 through the block 13, so that the curved plate 9 is tightly connected with the curved groove 8, preventing a large amount of sewage or rainwater from backflowing and seeping out of the ground, affecting the environment and public health, and ensuring that the public environment is not polluted.

[0026] See also Figure 5 and Figure 6 An electromagnet 14 is fixedly installed in the card block 13, a metal sheet 12 is fixedly installed in the card slot 11, and the electromagnet 14 is magnetically connected to the metal sheet 12. A power supply block 15 is provided in the card block 13, and the power supply block 15 is circuit-connected to the electromagnet 14. The electromagnet 14 is started by wireless remote control, and the electromagnet 14 generates magnetic force and is magnetically connected to the metal block, so that the arc plate 9 closes the arc slot 8 to prevent the liquid from flowing back. The power supply block 15 is used to provide electrical energy to the electromagnet 14.

[0027] Working principle: when the flow rate of the water flow needs to be changed, the adjustment plate 4 is installed to facilitate the change of the flow rate of the water flow. First, the threaded rod 5 is rotated in the threaded barrel 3 through the turntable 6. The rotation of the threaded rod 5 will drive the adjustment plate 4 to move in position. When the adjustment plate 4 is parallel to the inner wall of the connecting device body 1, the flow rate is the largest. When the adjustment plate 4 is perpendicular to the inner wall of the connecting device body 1, the flow rate is the smallest. By changing the angle between the adjustment plate 4 and the inner wall of the connecting device body 1, the flow rate in the pipeline is controlled, so as to facilitate the adjustment of the flow rate of the water flow, and avoid the connection between the connecting device and the pipeline from being loosened or damaged due to excessive flow rate, which affects the stable operation of the pipeline. The drainage pipe connection device with adjustable flow rate prolongs the service life and stability of the pipe. When it is necessary to prevent the backflow of water, the curved plate 9 is installed to facilitate the prevention of the backflow of water. First, the positive discharge of water will push the curved plate 9 to flow out of the curved groove 8 smoothly. However, when the water flows back in reverse, the curved plate 9 will block the curved groove 8 through the thrust of the water flow. At the same time, the baffle 10 will prevent the curved plate 9 from being stuck in the curved groove 8 and enter the card groove 11 through the card block 13, so that the curved plate 9 is tightly connected with the curved groove 8, preventing a large amount of sewage or rainwater from flowing back and seeping out of the ground, affecting the environment and public health, and ensuring that the public environment is not polluted.

Claims

1. A water supply and drainage pipe connection device, comprising a connection device body (1) and flanges (2) at both ends of the connection device body (1), characterized in that: A threaded barrel (3) is fixedly mounted on the outer wall of the connecting device body (1); a hole (16) is provided on the inner wall of the connecting device body (1), and the hole (16) is communicated with the threaded barrel (3); a threaded rod (5) is internally threadedly connected to the threaded barrel (3), and one end of the threaded rod (5) passes through the inside of the hole (16); one end of the threaded rod (5) is fixedly connected to an adjustment plate (4), and the adjustment plate (4) is located inside the connecting device body (1).

2. The water supply and drainage pipe connection device according to claim 1, characterized in that: A sealing ring (7) is fixedly connected to the hole (16), and one end of the threaded rod (5) passes through the interior of the sealing ring (7) and is fixedly connected to the adjustment plate (4).

3. The water supply and drainage pipe connection device according to claim 1, characterized in that: A turntable (6) is fixedly mounted on one end of the threaded rod (5), and the turntable (6) is located at the top end of the threaded barrel (3).

4. The water supply and drainage pipe connection device according to claim 1, characterized in that: The adjusting plate (4) is fixedly mounted with a center rod (17), the adjusting plate (4) is symmetrically provided with arc grooves (8), and the arc grooves (8) are located on both sides of the center rod (17), both ends of the adjusting plate (4) are movably connected with arc plates (9), and the arc plates (9) are located in front of the arc grooves (8), and a baffle (10) is fixedly mounted on the arc plate (9), and the baffle (10) is in contact with the center rod (17).

5. The water supply and drainage pipe connection device according to claim 4, characterized in that: A clamping block (13) is fixedly mounted on the baffle (10), and a clamping slot (11) is symmetrically arranged on the central rod (17), and the clamping block (13) is clamped in the clamping slot (11).

6. The water supply and drainage pipe connection device according to claim 5, characterized in that: An electromagnet (14) is fixedly installed in the clamping block (13), a metal sheet (12) is fixedly installed in the clamping slot (11), and the electromagnet (14) and the metal sheet (12) are magnetically connected.

7. The water supply and drainage pipe connection device according to claim 5, characterized in that: A power supply block (15) is arranged in the card block (13), and the power supply block (15) is connected to the electromagnet (14) circuit.

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