CN112709189B - Automatic flow regulating system for black and odorous water body in river channel - Google Patents

Automatic flow regulating system for black and odorous water body in river channel Download PDF

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Publication number
CN112709189B
CN112709189B CN202011567708.7A CN202011567708A CN112709189B CN 112709189 B CN112709189 B CN 112709189B CN 202011567708 A CN202011567708 A CN 202011567708A CN 112709189 B CN112709189 B CN 112709189B
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China
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water
channel wall
channel
wall
water inlet
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CN112709189A (en
Inventor
邢磊
韩嘉仪
廖新睿
李倩倩
刘洪卫
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Ocean University of China
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Ocean University of China
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/02Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/02Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
    • E02B3/023Removing sediments

Abstract

An automatic flow regulating system for black and odorous water bodies in a river channel comprises a rotating groove G, a water inlet channel E, a clear water channel F and a sewage channel H, wherein the rotating groove G comprises an arc-shaped groove wall and a main rotating shaft, and three water baffles are mounted on the main rotating shaft; when one water baffle is rotated to a position parallel to the water inlet channel wall A, the front edge position of one water baffle is just the joint of the channel wall and the clear water channel wall B; when one water baffle is rotated to the joint of the water inlet channel B and the clear water channel wall A, the front edge position of one water baffle is just the joint of the channel wall and the clear water channel wall B; a water quality monitoring sensor is arranged in the water inlet channel, and the sensor, the processor and the rotation control device are connected by using a lead. Obviously, the invention has simple structure and reasonable design, can separate sewage and clear water by using the rotation of the water baffle after the sensor identifies the water quality, not only fully classifies the water resource, but also can intensively treat the sewage at the separation part, and has great effect on the utilization and treatment of the river water resource.

Description

Automatic flow regulating system for black and odorous water body in river channel
Technical Field
The invention relates to an automatic flow regulating system for black and odorous water in a river channel, and belongs to the technical field of sewage treatment.
Background
In recent years, along with the gradual increase of the environmental protection treatment intensity, the water resource environment of most areas in China is better improved, but the phenomenon of seasonal change or intermittent change still exists in the water quality pollution of part of drainage basins, which brings great inconvenience to the management of water resource flow regulating departments, particularly, the black and odorous state is an extreme state of a water body, the characteristics of the black and odorous state are greatly different from other states, and the black and odorous state is caused by the fact that the water body is lack of oxygen and organic matters are decayed. The physical and chemical environment of the ecological floating bed is expressed as strong reducing property, the organic and inorganic pollution is extremely serious, the water body has peculiar smell and is not suitable for the survival of aquatic organisms, the aquatic vegetation is degraded and even died, and the phytoplankton, the zooplankton and the benthonic animal only have a small amount of pollution-resistant seeds. Food chain breakage, food net support breakage, serious unbalance of an ecological system structure and serious degradation and even loss of functions. Once discharged into natural water, the ecological environment of the watershed water is greatly damaged.
Disclosure of Invention
The invention aims to provide an automatic flow regulating system for a black and odorous water body in a river channel, which is used for monitoring the water quality condition of the discharged natural water body in real time and automatically monitoring the water quality of the river channel, realizes automatic flow regulation according to different water qualities and protects the natural water body to the maximum extent.
An automatic flow regulating system for black and odorous water in a river channel is characterized by comprising a rotating groove G, and a water inlet channel E, a clear water channel F and a sewage channel H which are respectively communicated with the rotating groove G,
the water inlet channel E comprises a water inlet channel wall A and a water inlet channel wall B which are parallel to each other;
the clear water channel F comprises a clear water channel wall A and a clear water channel wall B which are parallel to each other;
the sewage channel H comprises a sewage channel wall A and a sewage channel wall B which are parallel to each other;
the rotating groove G comprises a circular arc groove wall and a main rotating shaft with a control device, which is vertically arranged in the rotating groove G; the main rotating shaft is positioned on an extension line of the water inlet channel wall A, and three water baffles which have the same structure and form an included angle of 120 degrees with each other are arranged on the main rotating shaft;
the water inlet channel wall A is vertically connected with the sewage channel wall A, the water inlet channel B is vertically connected with the clear water channel wall A, and two ends of the circular arc-shaped channel wall 13 are connected with the clear water channel wall B and the sewage channel wall B;
the distance from the joint of the water inlet channel wall A and the sewage channel wall A to the main rotating shaft, the distance from the joint of the water inlet channel B and the clear water channel wall A to the main rotating shaft, the distance from the joint of the groove wall and the clear water channel wall B to the main rotating shaft and the distance from the joint of the groove wall and the sewage channel wall B to the main rotating shaft are just the length of the water baffle;
when one water baffle is rotated to a position parallel to the water inlet channel wall A, the front edge position of one water baffle is just the joint of the channel wall and the clear water channel wall B; when one water baffle is rotated to the joint of the water inlet channel B and the clear water channel wall A, the front edge position of one water baffle is just the joint of the channel wall and the clear water channel wall B;
more than three water quality monitoring sensors are arranged on the water inlet channel wall A, the water inlet channel wall B and the water inlet channel bottom, and all the water quality monitoring sensors are connected with the processor by using conducting wires; the processor is connected with the rotation control device by a lead, and the processor controls the rotation of the main rotating shaft.
The rotation control device comprises a rotating shaft coaxially connected with the main rotating shaft; a rotary table is arranged on the rotating shaft (35), an annular groove is arranged on the outer edge of the rotary table, and the upper side and the lower side of the rotary table are provided with base plates; three radial fixing grooves with included angles of 120 degrees are arranged in the annular groove; the guide cylinder is positioned at the same height with the fixed groove, a sliding rod with a return spring is arranged in the guide cylinder, a round-head bulge capable of being inserted into the fixed groove is arranged at the tail end of the sliding rod, and a driven rod arranged on the side surface of the sliding rod extends out of the guide cylinder from an opening formed in one side of the guide cylinder; and the motor drives the wheel disc through a motor shaft of the motor, and a radial poking rod for poking the driven rod is arranged on the outer side of the wheel disc.
A bearing is arranged at the top end of the main rotating shaft, and is respectively fixed on the wall of the rotating groove, the wall of the sewage channel and the wall of the clear water channel by three fixing rods through the bearing, and the included angle between every two adjacent fixing rods is 120 degrees; thus, the main rotating shaft can rotate freely but cannot shake; the water baffle can also rotate freely along with the main rotating shaft.
The water baffle plate consists of a bottom rubber plate, a side rubber plate and a main baffle plate, and the main baffle plate is rigidly connected with the main rotating shaft; a rubber side rubber plate is fixedly arranged on the outer side of the main baffle plate, and a rubber bottom rubber plate is fixedly arranged at the bottom of the main baffle plate; the bottom rubber plate can be closely contacted with the bottom of the groove; the side rubber plates can be respectively and tightly contacted with the rotating groove wall, the sewage channel wall, the joint of the water inlet channel wall and the clean water channel wall, and the joint of the clean water channel wall and the rotating groove wall.
The depth of the sewage channel = the depth of the bottom of the pool and is lower than the bottom of the pool, and the width of the sewage channel H is narrower than that of the water inlet channel E, so that the flow speed in the sewage channel H is larger than that in the water inlet channel E, and when water with substandard water quality flows into the sewage channel H, under the dual functions of fall and flow speed, sediments at the bottom of the channel can be simultaneously washed to a subsequent water quality treatment facility for treatment and then discharged.
The method for automatically regulating the flow by using the system is characterized by comprising the following steps of:
when the water quality monitoring sensor detects that the water quality in the water inlet channel E reaches the standard, one water baffle and the water inlet channel wall 3 are positioned on the same plane, and the water flow in the water inlet channel E flows out through the clear water channel F under the action of the water baffle and is directly discharged into a natural water body; at the moment, the round head bulge is inserted into a fixed groove and locks the turntable;
when one third or more than one third of the water quality monitoring sensors in the water inlet channel E display that the water quality does not reach the standard, the processor transmits a starting instruction of rotating a circle to the motor in the rotation control device, the motor shaft of the motor drives the wheel disc to rotate in the process of rotating the circle, the poke rod on the wheel disc drives the driven rod to move horizontally, the driven rod drives the sliding rod to slide horizontally, so that the round-head bulge is separated from the fixed groove temporarily, the rotating disc is unlocked in a short time, the water baffle drives the main rotating shaft to rotate clockwise under the action of water flow, the sliding rod can reset automatically quickly under the action of the spring, the round-head bulge is fixed relative to the next fixed groove, the rotating disc is locked again, one water baffle is fixed at the joint of the rotating groove wall and the sewage channel wall, the water flow in the water inlet channel E flows out through the sewage channel H under the action of the water baffle and enters a subsequent water quality treatment facility, discharging after the treated water quality reaches the standard; when water with substandard water quality flows into the sewage channel H, under the dual functions of fall and flow velocity, sediments at the bottom of the channel can be simultaneously flushed to a subsequent water quality treatment facility for treatment and then discharged;
when the water quality monitoring sensors in the water inlet channel E all display that the water quality reaches the standard, the processor transmits a starting instruction of rotating a circle to the motor in the rotation control device, and the water inlet channel E is communicated with the clear water channel F based on the operation principle that the water quality does not reach the standard.
An automatic flow regulating system for black and odorous water in a river channel works according to the following working principle that when the water quality in an inlet channel reaches the standard, a water baffle and the wall of the inlet channel are positioned on the same plane, and water flow in the inlet channel flows out through a clear water channel under the action of the water baffle and is directly discharged into a natural water body; when one third of the water quality monitoring sensors in the water inlet channel display that the water quality does not reach the standard, the central processor transmits a starting instruction of rotating a circle to the motor in the rotation control device, the motor is started, the motor shaft drives the wheel disc to rotate in the process of rotating the circle, the poke rod on the wheel disc drives the driven rod to horizontally move, the driven rod drives the sliding rod to horizontally slide, so that the round-head bulge on the sliding rod is temporarily separated from the fixed groove, the rotating disc is unlocked in a short time, the water baffle drives the main rotating shaft to rotate clockwise under the action of water flow, the sliding rod can be automatically reset quickly under the action of the spring, the round-head bulge on the sliding rod is relatively fixed with the next fixed groove, the rotating disc is locked again, the water baffle is fixed at the joint of the rotating groove wall and the sewage channel wall, the water flow in the water inlet channel flows out through the sewage channel under the action of the water baffle and enters a subsequent water quality treatment facility, the treated water is discharged after reaching the standard. Meanwhile, the bottom of the sewage channel is lower than the bottom of the rotating groove, and the width of the sewage channel is narrower than that of the water inlet channel, so that the flow speed in the sewage channel is higher than that in the water inlet channel, and when water flow with substandard water quality flows into the sewage channel H, under the dual functions of fall and flow speed, sediments at the bottom of the channel can be simultaneously washed to a subsequent water quality treatment facility for treatment and then discharged.
Obviously, the invention has simple structure and reasonable design, can separate sewage and clear water by using the rotation of the water baffle after the sensor identifies the water quality, not only fully classifies the water resource, but also can intensively treat the sewage at the separation part, and has great effect on the utilization and treatment of the river water resource.
Drawings
Fig. 1 is a schematic view of the main structure of the present invention.
Fig. 2 is a schematic structural diagram of the rotation control device of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 1.
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2
FIG. 5 is a schematic diagram of the working principle of the present invention
Wherein, the water quality monitoring sensor 1, the pool bottom 2, the water inlet canal wall 3, the water flow 4, the conducting wire 5, the central processor 6, the clear water canal wall 7, the pool bottom 8, the motor 9, the water baffle 10, the rotation control device 11, the main rotating shaft 12, the rotating groove wall 13, the pool bottom 14, the pool bottom 15, the sewage canal wall 16, the top plate 17, the bottom plate 18, the annular groove 19, the fixed groove 20, the round head bulge 21, the sliding rod 22, the guide cylinder 23, the spring 24 and the fixed block 25, the device comprises an opening 26, a round head bulge 27, a driven rod 28, a round head bulge 29, a poking rod 30, a motor shaft 31, a wheel disc 32, a bottom plate 33, a bearing 34, a rotating shaft 35, a bottom rubber plate 36, a side rubber plate 37, a main baffle 38, a fixed rod 39, a rotating disc 40, a supporting rod 41, a water inlet channel wall 42, a clear water channel wall 43, a sewage channel wall 44, a water baffle 45, a water baffle 46, a water inlet channel E, a clear water channel F, a rotating groove G and a sewage channel H.
Detailed Description
Referring to fig. 1-4, an automatic flow regulating system for black and odorous water in river comprises an inlet channel E, a clear water channel F, a rotary groove G, a sewage channel H, a water quality monitoring sensor 1, a pool bottom 2, an inlet channel wall 3, a water flow 4, a wire 5, a central processor 6, a clear water channel wall 7, a pool bottom 8, a water baffle 10, a rotation control device 11, a main rotating shaft 12, a rotary groove wall 13, a pool bottom 14, a pool bottom 15, a sewage channel wall 16, a bearing 34, a fixing rod 39, an inlet channel wall 42, a clear water channel wall 43, a sewage channel wall 44, a water baffle 45 and a water baffle 46: arranging two sections of bricked concrete water inlet channel walls 3 and 42 with the length of 1000cm, the width of 50cm and the height of 200cm, wherein the water inlet channel walls 3 and 42 are parallel to each other and are separated by 500 cm; a steel main rotating shaft 12 with the diameter of 5cm and the height of 215cm is arranged at a position 562cm of an extension line of the water inlet channel wall 3, a rotation control device 11 with the diameter of 50cm and the height of 20cm is arranged at a position 15cm below a groove bottom 14 at the position of the main rotating shaft 12, the main rotating shaft 12 penetrates through the groove bottom 14 through a steel bearing 34 with the inner diameter of 5cm to be connected with the rotation control device 11, the main rotating shaft 12 can rotate freely, and the rotation control device 11 can control the rotation and stop of the main rotating shaft 12; three water baffles 10, 45 and 46 with the length of 562cm, the width of 5cm and the height of 180cm are fixedly arranged on a main rotating shaft 12 on the groove bottom 14, the included angle between every two adjacent water baffles is 120 degrees, and the water baffles 10, 45 and 46 can freely rotate around the main rotating shaft 12; when the water baffle 10 and the water inlet channel wall 3 are in the same plane, a section of brick-built concrete fair-faced channel wall 43 with the length of 500cm, the width of 50cm and the height of 200cm is arranged at the tail end of the water baffle 45, and the fair-faced channel wall 43 is vertical to the water inlet channel wall 3; a semicircular brick concrete rotating groove wall 13 with the diameter of 562cm, the width of 50cm and the height of 200cm is arranged by taking the main rotating shaft 12 as the center of a circle, and one end of the rotating groove wall 13 is connected with the clear water channel wall 43; a rotating groove G with the diameter of 562cm and the depth of 200cm is formed by the rotating groove wall 13 and the groove bottom 14; a section of brick concrete sewage channel wall 44 with the length of 500cm, the width of 50cm and the height of 250cm is arranged at the other end of the rotary channel wall 13, and the sewage channel wall 44 is vertical to the water inlet channel wall 3; arranging a section of brick-built concrete sewage channel wall 16 with the length of 1000cm, the width of 50cm and the height of 250cm at the tail end of the water inlet channel wall 3, wherein the sewage channel wall 16 is vertical to the water inlet channel wall 3; the sewage channel wall 16, the sewage channel wall 44 and the pool bottom 15 are enclosed into a sewage channel H with the length of 1000cm, the width of 295cm and the depth of 250 cm; the bottom 15 of the sewage channel H is 50cm lower than the bottom 14 of the rotary groove G; when the water baffle 46 rotates to the joint of the rotary tank wall 13 and the sewage channel wall 44, a section of brick-built concrete clear water channel wall 7 with the length of 500cm, the width of 50cm and the height of 200cm is arranged at the tail end of the water baffle 10, and the clear water channel wall 7 is vertical to the water inlet channel wall 3; a clear water channel F with the length of 500cm, the width of 576cm and the depth of 200cm is enclosed by the clear water channel wall 7, the clear water channel wall 43 and the pool bottom 8; the extended water inlet channel wall 42 is connected with the clear water channel wall 7, and the water inlet channel wall 3, the water inlet channel wall 42 and the pool bottom 2 form a water inlet channel E which is 1549cm long, 500cm wide and 200cm deep;
a bearing 34 with the inner diameter of 5cm is installed at the top end of the main rotating shaft 12, three steel fixing rods 39 with the diameter of 2cm and the length of 570cm are respectively fixed on the wall 13 of the rotating groove, the wall 16 of the sewage channel and the wall 7 of the clean water channel through the bearing 34, and the included angle between every two adjacent fixing rods 39 is 120 degrees; the main rotating shaft 12 can rotate freely but cannot shake; the water guard plate 10, the water guard plate 45 and the water guard plate 46 can freely rotate along with the main rotating shaft 12.
When the water baffle 10 and the water inlet canal wall 3 are in the same plane, the water flow 4 flows out of the clear water canal F under the action of the water baffle 10 and the water baffle 45;
when the water baffle 10 is located at the intersection of the water inlet canal wall 42 and the clear water canal wall 7, the sewage flows out of the sewage canal H under the action of the water baffle 10 and the water baffle 46.
The water baffle consists of a bottom rubber plate 36, a side rubber plate 37 and a main baffle 38: arranging a steel main baffle 38 with the length of 550cm, the width of 5cm and the height of 170cm, wherein the main baffle 38 is rigidly connected with the main rotating shaft 12; a rubber side rubber plate 37 with the length of 12cm, the width of 5cm and the height of 180cm is fixedly arranged on the outer side of the main baffle 38, and a rubber bottom rubber plate 36 with the length of 550cm, the width of 5cm and the height of 10cm is fixedly arranged at the bottom of the main baffle 38; the bottom rubber plate 36 can be tightly connected with the groove bottom 14; the side rubber plates 37 can be tightly connected with the rotating groove wall 13, the sewage channel wall 16, the intersection point of the water inlet channel wall 42 and the clear water channel wall 7, and the intersection point of the clear water channel wall 43 and the rotating groove wall 13 respectively.
The rotation control device 11 is composed of a motor 9, a top plate 17, a bottom plate 18, an annular groove 19, a fixing groove 20, a round head protrusion 21, a sliding rod 22, a guide cylinder 23, a spring 24, a fixing block 25, an opening 26, a round head protrusion 27, a driven rod 28, a round head protrusion 29, a poke rod 30, a motor shaft 31, a wheel disc 32, a bottom plate 33, a bearing 34, a rotating shaft 35, a rotating disc 40 and a support rod 41: arranging a steel bottom plate 33 which is 80cm long, 60cm wide and 3cm thick, arranging a bearing 34 with the inner diameter of 5cm on the bottom plate 33, and installing a steel rotating shaft 35 with the diameter of 5cm and the length of 23cm in the bearing 34, wherein the rotating shaft 35 can rotate freely; a steel base plate 18 with the diameter of 50cm and the thickness of 1cm is fixedly arranged on the rotating shaft 35 at a position 5cm away from the top surface of the bottom plate 33, a steel rotating disc 40 with the diameter of 45cm and the thickness of 3cm is fixedly arranged above the base plate 18, a steel top plate 17 with the diameter of 50cm and the thickness of 1cm is fixedly arranged above the rotating disc 40, and the top plate 17, the base plate 18, the rotating disc 40 and the rotating shaft 35 are all rigidly connected and are relatively fixed in position; an annular groove 19 with the outer diameter of 50cm, the inner diameter of 45cm and the height of 3cm is formed among the top disc 17, the bottom disc 18 and the rotating disc 40; three fixing grooves 20 with the diameter of 2.5cm and the depth of 2cm are formed in the turntable 40, and the included angle between every two adjacent fixing grooves 20 is 120 degrees; a steel fixing block 25 with the height of 10cm is fixedly arranged on the bottom plate 33 at a position 62cm away from the rotating shaft 35, a steel guide cylinder 23 with the diameter of 2.5cm and the length of 10cm is fixedly arranged on the fixing block 25 at a position 8cm away from the top surface of the bottom plate 33, the guide cylinder 23 and the fixing groove 20 are positioned at the same plane height, and the guide cylinder 23 is fixed on the bottom plate 33 through a steel support rod 41 with the diameter of 1cm and the fixing block 25; a spring 24 with the length of 7cm is fixedly arranged on a fixed block 25 in the guide cylinder 23, a steel sliding rod 22 with the diameter of 2.5cm and the length of 8cm is fixedly arranged at the tail end of the spring 24, a round-head bulge 21 with the diameter of 2.5cm and the height of 2cm is arranged at the tail end of the sliding rod 22, and the round-head bulge 21 can be just matched with the fixed groove 20; one side of the guide cylinder 23 is provided with an opening 26 which is 5cm long and 0.8cm high; a driven rod 28 with the diameter of 0.7cm and the height of 3cm is fixedly arranged on the sliding rod 22, and the driven rod 28 extends out of the guide cylinder 23 from the opening 26; a round head bulge 27 with the diameter of 0.7cm and the height of 0.5cm is arranged at the tail end of the passive rod 28; a motor 9 with the diameter of 10cm and the height of 6cm is arranged on a bottom plate 33 on one side of an opening 26, a steel wheel disc 32 with the diameter of 8cm and the thickness of 2cm is fixedly arranged on a steel motor shaft 31 with the diameter of 0.5cm and the height of 3cm, a steel poking rod 30 with the diameter of 2cm and the height of 2cm is fixedly arranged on the outer side of the wheel disc 32, and a round head bulge 29 with the diameter of 2cm and the height of 1cm is arranged at the tail end of the poking rod 30; when the motor 9 works, the motor shaft 31 drives the wheel disc 32 to rotate, the poke rod 30 on the wheel disc 32 drives the driven rod 28 to horizontally move, the driven rod 28 drives the sliding rod 22 to horizontally slide, so that the round head protrusion 21 is temporarily separated from the fixed groove 20, the rotating disc 40 is unlocked in a short time, the sliding rod 22 can be automatically reset quickly under the action of the spring 24, the round head protrusion 21 is relatively fixed with the next fixed groove 20, and the rotating disc 40 is locked again; the rotating shaft 35 is rigidly connected to the main rotating shaft 12, so that the rotating shaft 35 and the main rotating shaft 12 rotate synchronously.
A plurality of water quality monitoring sensors 1 are arranged on the water inlet channel wall 3, the water inlet channel wall 42 and the pool bottom 2, the distance between every two adjacent water quality monitoring sensors 1 is 100cm, all the water quality monitoring sensors 1 are connected with the central processor 6 by using wires 5, and the water quality monitoring sensors 1 are transmitted to the central processor 6 for processing and analysis; the central processor 6 is connected with a motor 9 in the rotation control device 11 by a lead 5, and the central processor 6 controls the start-stop operation of the motor 9 according to the analysis result of the water quality data.
Referring to fig. 5, an automatic flow regulating system for black and odorous water in a river has the following working principle that when the water quality in an inlet channel E reaches a standard, a water baffle 10 and an inlet channel wall 3 are on the same plane, and water flow 4 in the inlet channel E flows out through a clear water channel F under the action of the water baffle 10 and the water baffle 45 and is directly discharged into a natural water body; when one third of the water quality monitoring sensors 1 in the water inlet channel E display that the water quality does not reach the standard, the central processor 6 transmits a starting instruction of rotating for one circle to the motor 9 in the rotation control device 11, the motor 9 is started, the motor shaft 31 drives the wheel disc 32 to rotate in the process of rotating for one circle, the poke rod 30 on the wheel disc 32 drives the passive rod 28 to move horizontally, the passive rod 28 drives the sliding rod 22 to slide horizontally, so that the round-head bulge 21 is separated from the fixed groove 20 temporarily, the rotating disc 40 is unlocked in a short time, the water baffle 45 drives the main rotating shaft 12 to rotate clockwise under the action of the water flow 4, the sliding rod 22 can automatically reset quickly under the action of the spring 24, the round-head bulge 21 is fixed relative to the next fixed groove 20, the rotating disc 40 is locked again, the water baffle 46 is fixed at the joint of the rotating groove wall 13 and the sewage channel wall 44, and the water flow 4 in the water inlet channel E is positioned at the water baffle 10, Under the action of the water baffle 46, the sewage flows out of the sewage channel H, enters a subsequent water quality treatment facility, and is discharged after the treated water quality reaches the standard. Meanwhile, the bottom 15 of the sewage channel H is 50cm lower than the bottom 14 of the rotating groove G, and the width of the sewage channel H is 205cm narrower than that of the water inlet channel E, so that the flow speed in the sewage channel H is larger than that in the water inlet channel E, and when water flow 4 with substandard water quality flows into the sewage channel H, under the dual functions of fall and flow speed, sediments at the bottom of the channel can be simultaneously washed to a subsequent water quality treatment facility for treatment and then discharged.

Claims (5)

1. An automatic flow regulating system for black and odorous water in a river channel is characterized by comprising a rotating groove G, and a water inlet channel E, a clear water channel F and a sewage channel H which are respectively communicated with the rotating groove G,
the water inlet channel E comprises a water inlet channel wall A (3) and a water inlet channel wall B (42) which are parallel to each other;
the clear water channel F comprises a clear water channel wall A (7) and a clear water channel wall B (43) which are parallel to each other;
the sewage channel H includes a sewage channel wall A (16) and a sewage channel wall B (44) which are parallel to each other;
the rotating groove G comprises a circular arc groove wall (13) and a main rotating shaft (12) which is vertically arranged in the rotating groove G and is provided with a control device (11); the main rotating shaft (12) is positioned on an extension line of the water inlet channel wall A (3), and three water baffles (10) which have the same structure and form an included angle of 120 degrees with each other are arranged on the main rotating shaft (12);
the water inlet channel wall A (3) is vertically connected with the sewage channel wall A (16), the water inlet channel wall B (42) is vertically connected with the clear water channel wall A (7), and two ends of the circular arc-shaped channel wall (13) are connected with the clear water channel wall B (43) and the sewage channel wall B (44);
the distance from the joint of the water inlet channel wall A (3) and the sewage channel wall A (16) to the main rotating shaft (12), the distance from the joint of the water inlet channel wall B (42) and the clean water channel wall A (7) to the main rotating shaft (12), the distance from the joint of the circular arc-shaped channel wall (13) and the clean water channel wall B (43) to the main rotating shaft (12), and the distance from the joint of the circular arc-shaped channel wall (13) and the sewage channel wall B (44) to the main rotating shaft (12) are just the length of the water baffle (10);
when one water baffle (10) is rotated to a position parallel to the water inlet channel wall A (3), the front edge position of one water baffle (10) is just the connection position of the circular arc-shaped channel wall (13) and the clean water channel wall B (43); when one water baffle (10) is rotated to the joint of the water inlet channel wall B (42) and the clear water channel wall A (7), the front edge position of one water baffle (10) is just the joint of the circular arc-shaped channel wall (13) and the clear water channel wall B (43);
more than three water quality monitoring sensors (1) are arranged on the water inlet channel wall A (3), the water inlet channel wall B (42) and the water inlet channel bottom (2), and all the water quality monitoring sensors (1) are connected with the processor (6) by using wires (5); the processor (6) is connected with the rotation control device (11) by a lead (5), and the processor (6) controls the rotation of the main rotating shaft (12);
the rotation control device (11) comprises a rotating shaft (35) coaxially connected with the main rotating shaft (12); a rotary table (40) is arranged on the rotating shaft (35), an annular groove (19) is arranged at the outer edge of the rotary table (40), and the upper side and the lower side of the rotary table are provided with base plates (18); three radial fixing grooves (20) with an included angle of 120 degrees are arranged in the annular groove (19); a guide cylinder (23) is positioned at the same height with the fixed groove (20), a sliding rod (22) with a return spring (24) is arranged in the guide cylinder (23), a round head bulge (21) capable of being inserted into the fixed groove (20) is arranged at the tail end of the sliding rod (22), and a driven rod (28) arranged on the side surface of the sliding rod (22) extends out of the guide cylinder (23) from an opening (26) formed in one side of the guide cylinder (23); and a motor (9) for driving a wheel disc (32) by a motor shaft (31), wherein a radial poke rod (30) for poking the driven rod (28) is arranged on the outer side of the wheel disc (32).
2. The automatic flow regulating system as claimed in claim 1, wherein a bearing (34) is installed at the top end of the main rotating shaft (12), and the bearing (34) is respectively fixed on the circular arc-shaped groove wall (13), the sewage channel wall A (16) and the clear water channel wall A (7) by three fixing rods (39), and the included angle between two adjacent fixing rods (39) is 120 degrees; thus, the main rotating shaft (12) can rotate freely but cannot shake; the water guard plate (10) can also freely rotate along with the main rotating shaft (12).
3. The automatic flow regulating system as claimed in claim 2, wherein the water guard plate is composed of a bottom rubber plate (36), a side rubber plate (37) and a main baffle plate (38), the main baffle plate (38) is rigidly connected with the main rotating shaft (12); a rubber side rubber plate (37) is fixedly arranged on the outer side of the main baffle plate (38), and a rubber bottom rubber plate (36) is fixedly arranged at the bottom of the main baffle plate (38); the bottom rubber plate (36) can be tightly contacted with the groove bottom (14); the side rubber plates (37) can be respectively and tightly contacted with the circular arc-shaped groove wall (13), the sewage channel wall A (16), the joint of the water inlet channel wall B (42) and the clean water channel wall A (7) and the joint of the clean water channel wall B (43) and the circular arc-shaped groove wall (13).
4. The automatic flow regulating system as claimed in claim 1, wherein the depth of the sewage channel = the depth of the bottom (15) of the tank and is lower than the bottom (14) of the tank, and the width of the sewage channel H is narrower than that of the water inlet channel E, so that the flow velocity in the sewage channel H is larger than that in the water inlet channel E, and when the water (4) with substandard water quality flows into the sewage channel H, the sediment at the bottom of the channel is simultaneously flushed to the subsequent water quality treatment facility for treatment and then discharged under the dual actions of the fall and the flow velocity.
5. A method for automatic flow adjustment using the system of claim 1, comprising the steps of:
when the water quality monitoring sensor (1) detects that the water quality in the water inlet channel E reaches the standard, a water baffle (10) and the water inlet channel wall A (3) are positioned on the same plane, and water flow (4) in the water inlet channel E flows out through the clear water channel F under the action of the water baffle (10) and is directly discharged into natural water; the round head bulge (21) is inserted into a fixing groove (20) and locks the rotary disc (40);
when one third or more than one third of the water quality monitoring sensors (1) in the water inlet channel E display that the water quality does not reach the standard, the processor (6) transmits a starting instruction of rotating for one circle to the motor (9) in the rotation control device (11), the motor shaft (31) of the motor (9) drives the wheel disc (32) to rotate in the process of rotating for one circle, the poke rod (30) on the wheel disc (32) drives the driven rod (28) to move horizontally, the driven rod (28) drives the sliding rod (22) to slide horizontally, so that the round-head bulge (21) is separated from the fixed groove (20) temporarily, the rotating disc (40) is unlocked in a short time, the water baffle (10) drives the main rotating shaft (12) to rotate clockwise under the action of the water flow (4), the sliding rod (22) can reset automatically quickly under the action of the reset spring (24), and the round-head bulge (21) is fixed relative to the next fixed groove (20), the rotating disc (40) is locked again, one of the water baffles (10) is fixed at the joint of the arc-shaped groove wall (13) and the sewage channel wall B (44), and the water flow (4) in the water inlet channel E flows out through the sewage channel H under the action of the water baffles (10), enters a subsequent water quality treatment facility, and is discharged after the treated water quality reaches the standard; when water (4) with substandard water quality flows into the sewage channel H, under the dual functions of fall and flow velocity, sediment at the bottom of the channel can be simultaneously flushed to a subsequent water quality treatment facility for treatment and then discharged;
when the water quality monitoring sensor (1) in the water inlet channel E completely displays that the water quality reaches the standard, the processor (6) transmits a starting instruction of rotating for one circle to the motor (9) in the rotation control device (11), and the water inlet channel E is communicated with the clear water channel F based on the operation principle that the water quality does not reach the standard.
CN202011567708.7A 2020-12-25 2020-12-25 Automatic flow regulating system for black and odorous water body in river channel Active CN112709189B (en)

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CN202011567708.7A CN112709189B (en) 2020-12-25 2020-12-25 Automatic flow regulating system for black and odorous water body in river channel
ZA2021/08869A ZA202108869B (en) 2020-12-25 2021-11-10 Automatic flow regulating system for black and odorous water bodies in river channels

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CN107806154A (en) * 2017-09-30 2018-03-16 武汉圣禹排水系统有限公司 A kind of drainage system and water discharge control method with online treatment facility
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CN211143282U (en) * 2019-11-05 2020-07-31 中电建生态环境集团有限公司 Rain sewage auto-change over device
CN111749127A (en) * 2020-07-17 2020-10-09 顾金银 Bridge blowdown canal with automatic flow dividing function
CN111810821A (en) * 2020-07-21 2020-10-23 青岛海科虚拟现实研究院 Hydraulic engineering water source intelligent monitoring device based on big data
CN111877494A (en) * 2020-08-11 2020-11-03 中发腾龙建设有限公司 Sponge urban rainwater recycle system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9714006D0 (en) * 1996-07-04 1997-09-10 Camplas Technology Flow diverting system
CN102235525A (en) * 2010-04-21 2011-11-09 上海熊猫机械(集团)有限公司 Hydraulic control three-way valve
CN202468287U (en) * 2012-03-20 2012-10-03 周继红 Water-delivering three-way valve of farm-oriented water pump
CN205745448U (en) * 2016-05-20 2016-11-30 佐竹机械(苏州)有限公司 A kind of automatic distribution air quantity, the three-way valve of wind direction
CN107806154A (en) * 2017-09-30 2018-03-16 武汉圣禹排水系统有限公司 A kind of drainage system and water discharge control method with online treatment facility
CN209874005U (en) * 2019-03-21 2019-12-31 中国农业科学院农业资源与农业区划研究所 Clear water and sewage flow dividing device for reducing rural non-point source pollution
CN211143282U (en) * 2019-11-05 2020-07-31 中电建生态环境集团有限公司 Rain sewage auto-change over device
CN111749127A (en) * 2020-07-17 2020-10-09 顾金银 Bridge blowdown canal with automatic flow dividing function
CN111810821A (en) * 2020-07-21 2020-10-23 青岛海科虚拟现实研究院 Hydraulic engineering water source intelligent monitoring device based on big data
CN111877494A (en) * 2020-08-11 2020-11-03 中发腾龙建设有限公司 Sponge urban rainwater recycle system

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