CN107720987B - Manual-automatic integrated type height-adjustable polluted river bottom layer aeration device - Google Patents
Manual-automatic integrated type height-adjustable polluted river bottom layer aeration device Download PDFInfo
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- CN107720987B CN107720987B CN201710682613.1A CN201710682613A CN107720987B CN 107720987 B CN107720987 B CN 107720987B CN 201710682613 A CN201710682613 A CN 201710682613A CN 107720987 B CN107720987 B CN 107720987B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a manual-automatic integrated height-adjustable polluted river bottom layer aeration device which is characterized by comprising an aeration pipe and at least one supporting device; the aeration pipe is horizontally arranged; the supporting device comprises a lifting rod, a lifting device, a lifting air bag and a turbidity sensor; the lifting rod is vertically arranged, the lifting device is longitudinally and slidably connected with the lifting rod, and the lifting device is fixedly connected with the aeration pipe; the lifting device is connected with the lifting air bag; the lifting air bag is communicated with the aeration pipe through an air valve; the turbidity sensor is connected with the air valve; the turbidity sensor is connected with the lifting device. The device has simple structure, portability, flexibility and high underwater stability, can break through the limitation of complex underwater topography, and can automatically adjust the aeration height according to the turbidity change caused by sediment disturbance while realizing the aeration and oxygenation purposes of the bottom layer of the river channel.
Description
Technical Field
The utility model relates to the technical field of enhanced purification, in particular to an aeration device for a bottom layer of a polluted river, which can be applied to the polluted river.
Background
The aeration technology is one of common technologies for effectively improving the dissolved oxygen level of the water body of the polluted river, and has important significance for improving the dissolved oxygen condition of the water body, repairing the polluted water body of the river and reducing the nitrogen load of the water body. However, due to the limitation of underwater topography conditions, the aeration oxygenation requirements cannot be fully met, and meanwhile, bottom mud can be stirred, so that secondary pollution is caused.
In view of this, the present utility model has been made.
Disclosure of Invention
The utility model mainly aims to provide a manual-automatic height-adjustable aeration device for the bottom layer of a polluted river, which can be applied to the bottom layer of the polluted river and provides aeration operation with stronger stability, so that the purpose of aeration and oxygenation under the complex underwater topography condition is achieved. The device can automatically adjust the aeration height according to the turbidity change caused by sediment disturbance, namely when the aeration height is too low, the sediment disturbance is severe, and when the turbidity is raised, the turbidity meter triggers the air valve to open, the lifting air bag is inflated, and the aeration pipe is driven to rise; with the lifting of the aeration height, the disturbance to the sediment is reduced, the turbidity is reduced, the air valve is closed, and the aeration height can be stabilized at the height.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a manual-automatic integrated height-adjustable aeration device for the bottom layer of a polluted river comprises an aeration pipe 8 and at least one supporting device;
the aeration pipe 8 is horizontally arranged;
the supporting device comprises a lifting rod 1, a lifting device 2, a lifting air bag 13 and a turbidity sensor 11;
the lifting rod 1 is vertically arranged, the lifting device 2 is longitudinally and slidably connected with the lifting rod 1, and the lifting device 2 is fixedly connected with the aeration pipe 8;
the lifting device 2 is connected with the lifting air bag 13; the lifting air bag 13 is communicated with the aeration pipe 8 through an air valve 12; the turbidity sensor 11 is connected with and controls the air valve 12; the turbidity sensor 11 is connected with the lifting device 2.
Further, the supporting device further comprises a positioning device, and the positioning device comprises: a plurality of unidirectional limiting clips 15 and a clip control mechanism for limiting falling;
the unidirectional limiting clips 15 are longitudinally arranged; the unidirectional limiting clip 15 is matched with the lifting device 2 and can limit the downward movement of the lifting device;
the clip control mechanism includes a clip opening mechanism 18 and a clip closing mechanism 16; the clip control mechanism is connected with all the unidirectional limiting clips 15; the clip closing mechanism 16 is arranged above all the unidirectional limiting clips 15, the clip opening mechanism 18 is arranged below all the unidirectional limiting clips 15, and the clip opening mechanism 18 and the clip closing mechanism 16 are matched with the lifting device 2 and can be triggered by the lifting device 2.
Further, the clip control mechanism includes: the device comprises a spring telescopic tube, a first spring 20, a limit bolt 21, a second spring 22, a positioning clamping rod 23, a pulling rope 24 and an opening rod 25; holes are formed in the lifting rod 1 in a matched mode with the spring telescopic tube, the clip closing mechanism 16 and the clip opening mechanism 18;
the positioning clamping rod 23 is rigid and is connected with all the unidirectional limiting clamps 15; the positioning clamping rod 23 is arranged outside the lifting rod 1;
the spring telescopic pipe is horizontally arranged in the lifting rod 1; the spring bellows comprises a rigid sleeve 19 and a rigid spring tube 26; one end of the spring tube 26 passes through the lifting rod 1 through the hole and is connected with the positioning clamping rod 23; the other end of the spring tube 26 is sleeved in the sleeve 19, and the sleeve 19 is fixedly connected with the lifting rod 1; a first spring 20 is arranged in the spring tube 26, one end of the first spring 20 is connected with the positioning clamping rod 23, the other end of the first spring 20 is connected with the lifting rod 1, and the length of the first spring 20 in a relaxed state is longer than that of the spring tube 26; the lower pipe wall of the spring pipe 26 is matched with the limit bolt 21 to form a clamping groove 27; one end of the traction rope 24 is connected with the positioning clamping rod 23, and the other end of the traction rope bypasses a fixed pulley 28 fixed on the lifting rod and is connected with the clip closing mechanism 16;
the limiting bolt 21 is perpendicular to the spring tube 26, and the clip opening mechanism 18 is connected with the limiting bolt 21 through a rigid opening rod 25; the opening lever 25 is connected to the sleeve 19 by a second spring 22.
Further, the holes are water-tight holes.
Further, the number of the spring telescopic tube, the first spring 20, the limit bolt 21 and the second spring 22 may be plural, and the spring telescopic tube may be arranged along the positioning clamping rod 23.
Further, the lifting device 2 is provided with a pipe clamp 10, and is connected with the aeration pipe 8 through the pipe clamp 10.
Further, a lifting rail is longitudinally arranged on the lifting rod 1, and the lifting device 2 is limited by the lifting rail to move up and down only.
Further, the lifting rod 1 is connected with a counterweight.
Further, the lifting rail is a counterweight chain 17, which simultaneously serves as a counterweight.
Further, the lifting device is connected with a floating ball 5 through a floating ball rope 3. The floating ball floats on the water surface to play a role in indication and lifting, and the lifting device can be manually operated to move upwards by manually lifting the floating ball.
Further, the support means is supported by an articulated support leg 4.
Further, the joint type supporting leg 4 is provided with a reverse blocking clamp 7 at a position 5cm away from the bottom end. The structure can offset the tension generated by the gravity of the supporting rod and the disturbance of the water body, ensure that the whole structure cannot sag, collapse and roll, and keep the stability of the whole frame structure.
Further, the supporting devices are arranged at intervals of 5 m.
Furthermore, the lifting rod 1 is a stainless steel square tube.
Further, the side length of the lifting rod 1 is 30mm, and the length is 50cm.
Furthermore, the aerator pipe 8 is made of PE pipe.
Further, the pipe diameter of the aeration pipe 8 is 25mm.
Further, the aperture of the aeration holes 6 on the aeration pipe 8 is 2mm, and the spacing between the aeration holes 6 is 25cm.
Further, the lifting rod 1 is provided with a highest limit buckle, a middle limit buckle and a lowest limit buckle, the highest limit buckle is 5cm away from the top of the supporting rod, and the lowest limit buckle is 5cm away from the bottom.
Further, the unidirectional limiting clip 15 is 5cm long and 1cm wide and is in a barb shape.
Further, the spacing distance between the unidirectional limiting clamps 15 is 10cm.
Further, the air valve 12 is a three-way air valve, two ports of the three-way air valve are respectively connected with the air bag and the aeration pipe, and a third port forms an air discharge port of the air bag.
In order to cope with different underwater topography conditions, the aeration method provided by the utility model can automatically adjust the height. Specifically, an intelligent lifting device is arranged on a supporting rod, and the height of an aeration pipe is adjusted according to a turbidity meter sensor through disturbance conditions of river bottom aeration to bottom mud.
By adopting the technical scheme, the utility model has the following beneficial effects:
(1) The limitation of complex underwater topography can be broken through, and the purpose of aeration and oxygenation at the bottom layer of the river channel can be realized;
(2) Simple structure, portability, flexibility, high underwater stability,
(3) The height can be automatically adjusted according to the condition of stirring the sediment by aeration of the river bottom, the height can be manually adjusted, the disturbance to the sediment can be reduced while the aeration of the river bottom is performed, the secondary pollution caused by resuspension of the sediment is avoided, the aeration at different river bed depths can be realized, and the water purification effect is improved.
Drawings
FIG. 1 is a schematic diagram of a polluted river bottom layer aeration device;
FIG. 2 is a block diagram of a support device;
FIG. 3 is a block diagram of a clip control mechanism;
in the figure, 1 is a lifting rod, and 2 is a lifting device; 3 is a floating ball rope 4 is a joint type supporting leg; 5 is a floating ball; 6 is an aeration hole; 7 is a reverse blocking card; 8 is an aeration pipe; 9 is a blower; 10 is a pipe clamp; 11 is a turbidity sensor; 12 is an air valve; 13 is a lifting air bag; 14 is the trachea; 15 is a unidirectional limiting clip; 16 is a clip closing mechanism; 17 is a counterweight chain; 18 is a clip opening mechanism; 19 is a sleeve; 20 is a first spring; 21 is a limit bolt; 22 is a second spring; 23 is a positioning clamping rod; 24 is a traction rope; 25 is an opening lever; 26 is a spring tube; 27 is a clamping groove; 28 is a fixed pulley; .
Description of the embodiments
Embodiments of the present utility model are described in further detail below.
1-3, a manual-automatic height-adjustable polluted river bottom layer aeration device comprises an aeration pipe 8 and at least one supporting device;
the aeration pipe 8 is horizontally arranged;
the supporting device comprises a lifting rod 1, a lifting device 2, a lifting air bag 13 and a turbidity sensor 11;
the lifting rod 1 is vertically arranged, the lifting device 2 is longitudinally and slidably connected with the lifting rod 1, and the lifting device 2 is fixedly connected with the aeration pipe 8;
the lifting device 2 is connected with the lifting air bag 13; the lifting air bag 13 is communicated with the aeration pipe 8 through an air valve 12; the turbidity sensor 11 is connected with and controls the air valve 12; the turbidity sensor 11 is connected with the lifting device 2.
Further, the supporting device further comprises a positioning device, and the positioning device comprises: a plurality of unidirectional limiting clips 15 and a clip control mechanism for limiting falling;
the unidirectional limiting clips 15 are longitudinally arranged; the unidirectional limiting clip 15 is matched with the lifting device 2 and can limit the downward movement of the lifting device;
the clip control mechanism includes a clip opening mechanism 18 and a clip closing mechanism 16; the clip control mechanism is connected with all the unidirectional limiting clips 15; the clip closing mechanism 16 is arranged above all the unidirectional limiting clips 15, the clip opening mechanism 18 is arranged below all the unidirectional limiting clips 15, and the clip opening mechanism 18 and the clip closing mechanism 16 are matched with the lifting device 2 and can be triggered by the lifting device 2.
Further, the clip control mechanism includes: the device comprises a spring telescopic tube, a first spring 20, a limit bolt 21, a second spring 22, a positioning clamping rod 23, a pulling rope 24 and an opening rod 25; holes are formed in the lifting rod 1 in a matched mode with the spring telescopic tube, the clip closing mechanism 16 and the clip opening mechanism 18;
the positioning clamping rod 23 is rigid and is connected with all the unidirectional limiting clamps 15; the positioning clamping rod 23 is arranged outside the lifting rod 1;
the spring telescopic pipe is horizontally arranged in the lifting rod 1; the spring bellows comprises a rigid sleeve 19 and a rigid spring tube 26; one end of the spring tube 26 passes through the lifting rod 1 through the hole and is connected with the positioning clamping rod 23; the other end of the spring tube 26 is sleeved in the sleeve 19, and the sleeve 19 is fixedly connected with the lifting rod 1; a first spring 20 is arranged in the spring tube 26, one end of the first spring 20 is connected with the positioning clamping rod 23, the other end of the first spring 20 is connected with the lifting rod 1, and the length of the first spring 20 in a relaxed state is longer than that of the spring tube 26; the lower pipe wall of the spring pipe 26 is matched with the limit bolt 21 to form a clamping groove 27; one end of the traction rope 24 is connected with the positioning clamping rod 23, and the other end of the traction rope bypasses a fixed pulley 28 fixed on the lifting rod and is connected with the clip closing mechanism 16;
the limiting bolt 21 is perpendicular to the spring tube 26, and the clip opening mechanism 18 is connected with the limiting bolt 21 through a rigid opening rod 25; the opening lever 25 is connected to the sleeve 19 by a second spring 22.
Further, the holes are water-tight holes.
Further, the number of the spring telescopic tube, the first spring 20, the limit bolt 21 and the second spring 22 may be plural, and the spring telescopic tube may be arranged along the positioning clamping rod 23.
Further, the lifting device 2 is provided with a pipe clamp 10, and is connected with the aeration pipe 8 through the pipe clamp 10.
Further, a lifting rail is longitudinally arranged on the lifting rod 1, and the lifting device 2 is limited by the lifting rail to move up and down only.
Further, the lifting rod 1 is connected with a counterweight.
Further, the lifting rail is a counterweight chain 17, which simultaneously serves as a counterweight.
Further, the lifting device is connected with a floating ball 5 through a floating ball rope 3. The floating ball floats on the water surface to play a role in indication and lifting, and the lifting device can be manually operated to move upwards by manually lifting the floating ball.
Further, the support means is supported by an articulated support leg 4.
Further, the joint type supporting leg 4 is provided with a reverse blocking clamp 7 at a position 5cm away from the bottom end. The structure can offset the tension generated by the gravity of the supporting rod and the disturbance of the water body, ensure that the whole structure cannot sag, collapse and roll, and keep the stability of the whole frame structure.
Further, the supporting devices are arranged at intervals of 5 m.
Furthermore, the lifting rod 1 is a stainless steel square tube.
Further, the side length of the lifting rod 1 is 30mm, and the length is 50cm.
Furthermore, the aerator pipe 8 is made of PE pipe.
Further, the pipe diameter of the aeration pipe 8 is 25mm.
Further, the aperture of the aeration holes 6 on the aeration pipe 8 is 2mm, and the spacing between the aeration holes 6 is 25cm.
Further, the lifting rod 1 is provided with a highest limit buckle, a middle limit buckle and a lowest limit buckle, the highest limit buckle is 5cm away from the top of the supporting rod, and the lowest limit buckle is 5cm away from the bottom.
Further, the unidirectional limiting clip 15 is 5cm long and 1cm wide and is in a barb shape.
Further, the spacing distance between the unidirectional limiting clamps 15 is 10cm.
Further, the air valve 12 is a three-way air valve, two ports of the three-way air valve are respectively connected with the air bag and the aeration pipe, and a third port forms an air discharge port of the air bag.
When the aerator is used, firstly, the whole device is put into the bottom layer of a river channel, and the air blower 9 is turned on, so that the aerator pipe 8 starts to perform aeration work. When the sediment disturbance is severe and causes turbidity to rise, the turbidity sensor detects turbidity reaching more than 100mg/L, the gas valve 12 is triggered to communicate the aeration pipe 8 and the lifting air bag 13, the lifting air bag 13 is inflated, and the lifting device 2 starts to rise under the action of the buoyancy force exerted by the lifting air bag 13.
In the ascending process of the lifting device, the lifting device is free to ascend without the action of the unidirectional limiting clamp 15, but cannot freely descend, bottom mud is prevented from suspending, the disturbance of the bottom mud is reduced along with the lifting of the aeration height, when the turbidity drops below 100mg/L, the turbidity sensor 11 controls the air valve to deflate the lifting air bag, the lifting device stops ascending and cannot descend due to the limitation of the unidirectional limiting clamp 15, and the aeration height can be stabilized at the height.
If the lifting device continues to rise to the position of the clip closing mechanism 16, the clip closing mechanism 16 is triggered, the clip closing mechanism 16 drives the traction rope 24, so that the spring tube 26 moves towards the lifting rod 1, when the clamping groove 27 arranged on the spring tube reaches the position of the limit bolt 21, the limit bolt 21 moves upwards and stretches into the clamping groove under the pulling of the second spring 22, so that the positioning clamping rod 23 moves towards the lifting rod 1 as a whole, the obstruction to the lifting device 2 is lost, and the lifting device 2 can freely fall to the bottom. When the lifting device 2 falls to the bottom, the clip opening mechanism 18 is triggered, and the clip opening mechanism 18 drives the opening rod 25 to move downwards integrally, so that the limit bolt 21 is driven to move downwards, and the locating clamping rod 23 is separated from the clamping groove 27, so that the locating clamping rod 23 moves back to the lifting rod 1 under the action of the first spring, and the unidirectional limit clip 15 can restore the unidirectional limit function on the lifting device 2.
When needed, the floating ball 5 can be pulled manually, so that the lifting device 2 is pulled by the floating ball rope 3, and the height of the aeration pipe 8 is adjusted.
Claims (8)
1. The manual-automatic integrated type height-adjustable polluted river bottom layer aeration device is characterized by comprising an aeration pipe (8) and at least one supporting device;
the aeration pipe (8) is horizontally arranged;
the supporting device comprises a lifting rod (1), a lifting device (2), a lifting air bag (13) and a turbidity sensor (11);
the lifting rod (1) is vertically arranged, the lifting device (2) is longitudinally and slidably connected with the lifting rod (1), and the lifting device (2) is fixedly connected with the aeration pipe (8);
the lifting device (2) is connected with the lifting air bag (13); the lifting air bag (13) is communicated with the aeration pipe (8) through an air valve (12); the turbidity sensor (11) is connected with the air valve (12); the turbidity sensor (11) is connected with the lifting device (2);
the supporting device also comprises a positioning device, and the positioning device comprises: a plurality of unidirectional limiting clips (15) for limiting falling and a clip control mechanism;
the unidirectional limiting clips (15) are longitudinally arranged; the unidirectional limiting clip (15) is matched with the lifting device (2) and can limit the lifting device to move downwards;
the clip control mechanism comprises a clip opening mechanism (18) and a clip closing mechanism (16); the clip control mechanism is connected with all the unidirectional limiting clips (15); the clamp closing mechanism (16) is arranged above all the unidirectional limiting clamps (15), the clamp opening mechanism (18) is arranged below all the unidirectional limiting clamps (15), and the clamp opening mechanism (18) and the clamp closing mechanism (16) are matched with the lifting device (2) and can be triggered by the lifting device (2);
the clip control mechanism includes: a spring telescopic tube, a first spring (20), a limit bolt (21), a second spring (22), a positioning clamping rod (23), a traction rope (24) and an opening rod (25); holes are formed in the lifting rod (1) in a matched mode with the spring telescopic tube, the clamp closing mechanism (16) and the clamp opening mechanism (18);
the positioning clamping rod (23) is rigid and is connected with all the unidirectional limiting clamps (15); the positioning clamping rod (23) is arranged outside the lifting rod (1);
the spring telescopic pipe is horizontally arranged in the lifting rod (1); the spring bellows comprises a rigid sleeve (19) and a rigid spring tube (26); one end of the spring tube (26) passes through the lifting rod (1) through the hole and is connected with the positioning clamping rod (23); the other end of the spring tube (26) is sleeved in the sleeve (19), and the sleeve (19) is fixedly connected with the lifting rod (1); a first spring (20) is arranged in the spring tube (26), one end of the first spring (20) is connected with the positioning clamping rod (23), the other end of the first spring is connected with the lifting rod (1), and the length of the first spring (20) in a loose state is larger than that of the spring tube (26); the lower pipe wall of the spring pipe (26) is matched with the limit bolt (21) to form a clamping groove (27); one end of the traction rope (24) is connected with the positioning clamping rod (23), and the other end of the traction rope bypasses a fixed pulley (28) fixed on the lifting rod and is connected with the clamp closing mechanism (16);
the limiting bolt (21) is perpendicular to the spring tube (26), and the clip opening mechanism (18) is connected with the limiting bolt (21) through a rigid opening rod (25); the opening lever (25) is connected to the sleeve (19) by a second spring (22).
2. An aeration device according to claim 1, wherein the number of the spring bellows, the first spring (20), the stopper (21) and the second spring (22) is plural, and the stopper is arranged along the positioning rod (23).
3. An aeration device according to any one of claims 1 to 2, wherein the lifting device (2) is provided with a pipe clamp (10), and the pipe clamp (10) is connected with the aeration pipe (8).
4. An aeration device according to any one of claims 1 to 2, wherein the lifting rod (1) is longitudinally provided with a lifting rail, and the lifting device (2) is restricted to move up and down only by the lifting rail.
5. An aeration device according to claim 4, characterized in that the lifting rail is a counterweight chain (17).
6. An aeration device according to any one of claims 1 to 2, wherein the lifting device is connected to a float (5) by means of a float rope (3).
7. An aeration device according to any one of claims 1-2, characterized in that the support means are supported by articulated support legs (4); and the joint type supporting legs (4) are provided with reverse blocking clamps (7).
8. An aeration device according to any one of claims 1 to 2, wherein the air valve (12) is a three-way air valve, two ports of the three-way air valve being connected to the air bag and the aeration tube respectively, and a third port forming a deflation port for the air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682613.1A CN107720987B (en) | 2017-08-10 | 2017-08-10 | Manual-automatic integrated type height-adjustable polluted river bottom layer aeration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682613.1A CN107720987B (en) | 2017-08-10 | 2017-08-10 | Manual-automatic integrated type height-adjustable polluted river bottom layer aeration device |
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| CN107720987A CN107720987A (en) | 2018-02-23 |
| CN107720987B true CN107720987B (en) | 2023-07-04 |
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| CN201710682613.1A Active CN107720987B (en) | 2017-08-10 | 2017-08-10 | Manual-automatic integrated type height-adjustable polluted river bottom layer aeration device |
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Families Citing this family (1)
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| CN111362432A (en) * | 2020-04-24 | 2020-07-03 | 扬州久久塑业有限公司 | Rubber tube type efficient aeration pipe |
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| JPH08290193A (en) * | 1995-04-21 | 1996-11-05 | Dam Suigenchi Kankyo Seibi Center | Device for improving dissolved oxygen in river water or the like |
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| CN107720987A (en) | 2018-02-23 |
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