CN110981012B

CN110981012B - A black and odorous water body clean system for river course ecological remediation

Info

Publication number: CN110981012B
Application number: CN201911284404.7A
Authority: CN
Inventors: 陈学廉; 张长涛; 陈学崇; 叶远南; 陈学勤
Original assignee: Shenzhen Guiren Ecological Construction Co ltd
Current assignee: Shenzhen Guiren Ecological Construction Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2021-07-02
Anticipated expiration: 2039-12-13
Also published as: CN110981012A

Abstract

The invention discloses a black and odorous water body purification system for river ecological restoration, which relates to the technical field of black and odorous water body treatment and adopts the technical scheme that the black and odorous water body purification system comprises a water storage tank, a sterilization tank and a sedimentation tank, wherein a water inlet pipe and a water outlet pipe are respectively arranged on the side wall of the water storage tank; one end of the water inlet pipe is fixedly connected with the sedimentation tank, the side wall of the sedimentation tank is provided with a communicating pipe, one end of the communicating pipe is fixedly connected with the sterilization tank, and the bottom of the sedimentation tank is provided with a water outlet valve device; one side of the sterilizing tank is provided with a water stop valve device; an adjusting device is arranged between the sedimentation tank and the sterilization tank. The body of the armpit algae for removing nitrogen and phosphorus elements in the black and odorous water body is planted at the bottom of the water storage tank, and the body of the armpit algae also has the function of increasing the dissolved oxygen of the black and odorous water body. The invention solves the problem that part of the black and odorous water body possibly does not reach the standard after being treated, and reduces the possibility of discharging the black and odorous water body under the condition of not reaching the standard. The possibility of damage to the river ecological system caused by the discharge of black and odorous water is reduced.

Description

A black and odorous water body clean system for river course ecological remediation

Technical Field

The invention relates to the technical field of black and odorous water body treatment, in particular to a black and odorous water body purification system for river ecological restoration.

Background

At present, organic pollutants and ammonia nitrogen in water are accumulated in sludge in a large amount, sulfide odor such as H2S is generated by anaerobic decomposition, and the release of the ammonia nitrogen enables water bodies to be eutrophicated, so that a large amount of black and odorous water bodies are generated in partial rivers and lakes. The black and odorous water body is purified, so that the discharge of the black and odorous water body into rivers and lakes can be reduced, and the possibility of further pollution to the rivers and lakes is reduced.

The invention discloses a sterilization, disinfection and deodorization purification device for an urban sewage pool and a using method thereof, which can be referred to in the prior art and have the publication number of CN108658339A, and the purification device comprises a sewage pool main body, wherein the sewage pool main body sequentially comprises a flocculation pool, a sedimentation pool, a disinfection pool and an odor adsorption pool from left to right, a filter screen is arranged in the sedimentation pool, a slag discharge cover is arranged at the bottom surface of the sedimentation pool, an ultraviolet disinfection device is arranged in the disinfection pool, an odor adsorption cover is arranged at the top surface of the odor adsorption pool, a waterproof breathable film is arranged on an adsorption pore, an alumina microsphere air purification bin loaded with high-molecular stable chlorine dioxide is arranged in the odor adsorption cover, a control valve and a water suction pump are arranged on a water pipe, a sewage pipe and a purified water pipe, and a first controller is arranged on the outer side wall of the; above-mentioned city effluent water sump is with deodorizing purifier that disinfects has that sewage treatment is effectual and purification efficiency is high advantage.

However, the above sewage treatment device lacks a circulating device, sewage is discharged after flocculation, precipitation, disinfection and adsorption, and partial sewage is treated by the above links and then possibly has the condition of not reaching the standard, so that the whole sewage treatment efficiency is influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a black and odorous water body purification system for river ecological restoration, which reduces the possibility of discharging black and odorous water bodies under the condition of not reaching the standard by arranging a water storage tank, a sterilization tank and a sedimentation tank which are sequentially connected end to end.

The above object of the present invention is achieved by the following technical solutions:

a black and odorous water body purification system for river ecological restoration comprises a water storage tank, a sterilization tank and a sedimentation tank which are sequentially connected end to end, wherein a water inlet pipe and a water outlet pipe are respectively installed on two side walls of the water storage tank; one end of the water inlet pipe, which is far away from the reservoir, is fixedly connected with the bottom of the sedimentation tank, a communicating pipe is arranged on the side wall of the sedimentation tank, one end of the communicating pipe, which is far away from the sedimentation tank, is fixedly connected with one side of the sterilization tank, which is close to the communicating pipe, and a water outlet valve device for leading the black and odorous water into the water inlet pipe is arranged at the bottom of the sedimentation tank; a water stop valve device for preventing the black and odorous water from being led into the communicating pipe is arranged on one side of the sterilizing tank close to the communicating pipe; and an adjusting device for adjusting the opening and closing of the water outlet valve device and the water stop valve device is arranged between the sedimentation tank and the sterilization tank.

By adopting the technical scheme, the black and odorous water in the water storage tank is guided into the water outlet pipe through the water pump, flows into the sterilization tank through the water outlet pipe, and is sterilized by introducing ozone into the sterilization tank; after the water stop valve device is opened, the black and odorous water body flows into the sedimentation tank through the communicating pipe, and solid particles in the black and odorous water body are filtered out through the water outlet valve device; the black and odorous water body finally flows back to the reservoir through the water inlet pipe, and the black and odorous water body is treated uninterruptedly through the above circulation process, so that the possibility of discharging the black and odorous water body under the condition of not reaching the standard is reduced.

The present invention in a preferred example may be further configured to: the water outlet valve device comprises a water outlet through hole arranged in the sedimentation tank, a connecting plate embedded in the water outlet through hole, an inner toothed ring rotatably mounted at the top of the connecting plate, a fixing ring fixed at the top of the connecting plate, four supporting rods uniformly distributed on the periphery of the fixing ring along the circumferential direction of the fixing ring, fan-shaped cover bodies respectively fixed on the peripheral surfaces of the four supporting rods, and first bevel gears respectively fixed at the opposite outer ends of the four supporting rods; each of the first bevel gears is engaged with an inner ring gear.

By adopting the technical scheme, after one first bevel gear rotates, the inner gear ring is driven to rotate, and the inner gear ring drives other first bevel gears to rotate; first bevel gear rotates and drives the bracing piece and rotate, and the bracing piece drives fan-shaped lid and rotates, and black smelly water flows in the outlet pipe through the gap behind the fan-shaped lid rotation, carries out the current-limiting through fan-shaped lid to the black smelly water in the sedimentation tank for black smelly water in the sedimentation tank discharges into in the cistern via outlet valve device.

The present invention in a preferred example may be further configured to: the water stop valve device comprises a first water inlet through hole arranged on one side, close to a communicating pipe, of the sterilization pool, an embedded fixing column arranged in the first water inlet through hole, an edge, an annular cavity arranged in the fixing column in the circumferential direction, an annular through hole arranged on one side, far away from the annular cavity, an embedded spiral shell disc arranged in the annular through hole, a circular cavity arranged on one side, far away from the fixing column, an edge, uniformly distributed in the circumferential direction of the fixing column, three arc-shaped through holes arranged on the outer circumferential surface of the fixing column, sliding arranged in the radial one-to-one correspondence of the fixing column, three sliding blocks arranged in the arc-shaped through holes, and a driving assembly arranged between the sliding blocks and the spiral.

Through adopting above-mentioned technical scheme, the spiral shell dish drives the helicla flute and rotates, and the helicla flute rotates the in-process and drives the slider along the helicla flute radial movement, and black smelly water flows into communicating pipe through the gap behind the helicla flute removal, is convenient for carry out the current-limiting to the black smelly water in the sterilizing basin through setting up the stagnant water valve device, and the black smelly water of being convenient for is discharged into the sedimentation tank through abundant germicidal treatment.

The present invention in a preferred example may be further configured to: the driving assembly comprises a spiral groove arranged on one side of the screw disc far away from the communicating pipe and a plurality of limiting bulges uniformly distributed on one side of the sliding block close to the screw disc along the length direction of the sliding block; each limiting bulge is in sliding fit with the spiral groove along the spiral direction of the spiral groove.

Through adopting above-mentioned technical scheme, the spiral shell dish rotates the in-process, and spacing arch slides along the spiral direction of helicla flute to make the slider along the radial movement of spiral shell dish, be convenient for drive the fan-shaped fender dish that is used for blockking black and odorous water body through the slider and remove.

The present invention in a preferred example may be further configured to: the adjusting device comprises a supporting shaft fixed on the ground, a second bevel gear fixed at the top of the supporting shaft, a connecting circular pipe rotatably arranged on the peripheral surface of the supporting shaft, a first L shaft fixed on the peripheral surface of the connecting circular pipe, a first fixed circular pipe fixed at one end, far away from the connecting circular pipe, of the first L shaft, a second L shaft rotatably arranged in the first fixed circular pipe, a third bevel gear fixed at one end, close to the second bevel gear, of the second L shaft, and a fixed shaft fixed at one end, far away from the third bevel gear, of the second L shaft; the third bevel gear is meshed with the second bevel gear; a first driving mechanism for driving the first bevel gear to rotate is arranged between the fixed shaft and the first bevel gear; and a second driving mechanism for driving the screw disc to rotate is arranged between the fixed shaft and the screw disc.

By adopting the technical scheme, after the connecting circular tube rotates, the first L shaft rotates for 90 degrees along with the connecting circular tube; the third bevel gear is meshed with the second bevel gear in the rotating process of the first L shaft, and the third bevel gear drives the second L shaft to rotate; when the connecting circular pipe stops rotating, the second L shaft rotates 180 degrees; through setting up the fixed axle that can alternate the direction, the fixed axle of being convenient for passes through the first bevel gear of first actuating mechanism drive and rotates, also is convenient for the fixed axle to pass through the second actuating mechanism drive spiral shell dish and rotates.

The present invention in a preferred example may be further configured to: the first driving mechanism comprises a connecting shaft fixed on one side of the first bevel gear, which is close to the second bevel gear, a gear fixed on one end of the connecting shaft, which is far away from the first bevel gear, a rack arranged on one side of the sedimentation tank, which is close to the second bevel gear, in a vertical sliding manner, and a backup plate fixed on one side of the rack, which is close to the second bevel gear; a sliding part is fixed on one side of the rack close to the sedimentation tank; a sliding groove is formed in one side, close to the rack, of the sedimentation tank, and the sliding piece is arranged in the sliding groove in a sliding mode along the vertical direction; the bottom of the sliding part is fixedly provided with a first spring, and the bottom end of the first spring is fixedly connected with the bottom surface of the sliding groove.

Through adopting above-mentioned technical scheme, the fixed axle removes to the back of contacting with the backup plate, and the fixed axle supports downwards and presses the backup plate, and the backup plate drives the rack and moves down, and the rack removes the in-process and drives gear rotation, and the gear passes through the connecting axle and drives one of them first bevel gear rotation to the realization is rotated through the first bevel gear of the removal control of fixed axle, and then realizes opening and closing of outlet valve device.

The present invention in a preferred example may be further configured to: the second driving mechanism comprises an outer toothed ring fixed on one side of the spiral disc close to the second bevel gear, a circular through hole formed in the bottom end of the outer peripheral surface of the fixed column, a rotating shaft rotatably mounted in the circular through hole, a fourth bevel gear fixed on the top end of the rotating shaft, a sliding part arranged on one side of the sterilization tank close to the second bevel gear in a vertical sliding manner, a pressing part arranged on one side of the sterilization tank close to the second bevel gear in a sliding manner along the width direction of the sliding part, and a triangular part fixed on one side of the pressing part close to the second bevel gear; the fourth bevel gear is meshed with the outer gear ring; the opposite inner sides of the sliding part and the pressing part are respectively provided with an inclined plane; a rotating assembly for driving the rotating shaft to rotate is arranged between the rotating shaft and the sliding piece; a fixing plate is fixed on one side of the sterilization pool close to the second bevel gear, a second spring is fixed on one side of the fixing plate close to the pressing piece, and one end, far away from the fixing plate, of the second spring is fixedly connected with one side, close to the fixing plate, of the pressing piece; a guide shaft is fixed on one side, close to the fixing plate, of the pressing piece, a guide through hole is formed in one side, close to the pressing piece, of the fixing plate, and the guide shaft is arranged in the guide through hole in a sliding mode along the width direction of the fixing plate.

By adopting the technical scheme, after the fixed shaft is contacted with the triangular piece, the fixed shaft downwards supports against the triangular piece and pushes the triangular piece to move towards one side close to the second spring; in the process that the pressing piece moves along with the triangular piece, the pressing piece presses the sliding piece to one side close to the second spring and pushes the sliding piece to move upwards; the sliding piece drives the rotating shaft to rotate through the rotating assembly, the rotating shaft drives the fourth bevel gear to rotate after rotating, the fourth bevel gear drives the outer toothed ring to rotate, the outer toothed ring drives the spiral shell disc to rotate, the spiral shell disc is driven to rotate through the movement of the fixing shaft, and therefore the opening and closing of the water stop valve device are controlled.

The present invention in a preferred example may be further configured to: the rotating assembly comprises five spiral grooves which are uniformly distributed on the peripheral surface of the rotating shaft along the circumferential direction of the rotating shaft, a rotating through hole which is arranged at the top of the sliding part, and five spiral bulges which are uniformly distributed on the inner peripheral surface of the rotating through hole along the circumferential direction of the rotating through hole; each of the helical projections is engaged with the helical groove.

Through adopting above-mentioned technical scheme, the slider rebound in-process, the heliciform arch upwards supports and presses the heliciform recess to drive the rotation of heliciform recess, thereby drive the axis of rotation and rotate.

In summary, compared with the prior art, the invention has the following beneficial effects:

1. the water storage tanks, the sterilization tank and the sedimentation tank which are sequentially connected end to end are arranged, so that the black and odorous water body can be conveniently subjected to circulating treatment, and the possibility of discharging the black and odorous water body under the condition of not reaching the standard is reduced;

2. the black and odorous water body is convenient to be limited by arranging the water outlet valve device and the water stop valve device, so that the black and odorous water body is discharged after being fully treated in the sterilization pool and the sedimentation pool respectively;

3. through setting up adjustment mechanism to control first actuating mechanism or second actuating mechanism, and then open and close through the outlet valve device of first actuating mechanism control, open and close through the second actuating mechanism control stagnant water valve device.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the water valve assembly of the present invention shown highlighted;

FIG. 3 is a cross-sectional view of the salient drive assembly of the present invention;

FIG. 4 is a cross-sectional view of the salient drive assembly of the present invention;

FIG. 5 is a schematic structural diagram of a highlighting adjustment device in an embodiment of the invention;

fig. 6 is an enlarged schematic view of a point a in fig. 5.

In the figure: 1. a reservoir; 11. a water inlet pipe; 12. a water pump; 13. a water outlet pipe; 2. a sterilizing pond; 21. a rotating assembly; 22. a helical groove; 23. rotating the through hole; 3. a sedimentation tank; 31. a communicating pipe; 4. a water outlet valve device; 41. a water outlet through hole; 42. a connecting plate; 43. an inner gear ring; 44. a fixing ring; 45. a support bar; 46. a fan-shaped cover body; 47. fixing the cylinder; 48. a first bevel gear; 5. a water stop valve device; 51. a first water inlet through hole; 52. fixing a column; 53. an annular cavity; 54. an annular through hole; 55. a spiral disc; 56. a circular cavity; 57. an arc-shaped through hole; 58. a slider; 59. a second water inlet through hole; 6. an adjustment device; 61. a support shaft; 62. a second bevel gear; 63. a connecting circular pipe; 64. a first L axis; 65. a first fixed circular tube; 66. a second L axis; 67. a third bevel gear; 68. a fixed shaft; 7. a drive assembly; 71. a helical groove; 72. a limiting bulge; 73. a second spring; 74. a guide shaft; 75. a guide through hole; 8. a first drive mechanism; 81. a connecting shaft; 82. a gear; 83. a rack; 84. a backup plate; 85. a sliding member; 86. a first spring; 9. a second drive mechanism; 91. an outer ring gear; 92. a circular through hole; 93. a rotating shaft; 94. a fourth bevel gear; 95. a slider; 96. a pressing member; 97. a triangular piece; 98. a bevel; 99. and (7) fixing the plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a black and odorous water body purification system for river course ecological remediation, as shown in figure 1, comprises a water storage tank 1, a sterilization tank 2 and a sedimentation tank 3 which are connected end to end in sequence. A liquid level meter is installed at the bottom of the reservoir 1, and a pH sensor and an ORP sensor are installed on the inner side wall of the reservoir 1. Whether the pH value and the dissolved oxygen amount in the reservoir 1 reach the standard or not is determined through the pH sensor and the oxygen sensor respectively, and whether the reservoir 1 needs to be circularly purified or not is judged conveniently. The bottom of the water storage tank 1 is planted with the myriophyllum pratense for removing nitrogen and phosphorus elements in the black and odorous water body and increasing oxygen for the water body.

As shown in fig. 1, a water inlet pipe 11 and a water pump 12 are respectively installed on two opposite side walls of the reservoir 1, and an outlet pipe 13 is fixedly connected to an output end of the water pump 12. One end of the water inlet pipe 11, which is far away from the water storage tank 1, is fixedly connected with the side wall of the sterilizing tank 2. One end of the water inlet pipe 11 far away from the water storage tank 1 is fixedly connected with the bottom of the sedimentation tank 3. The bottom of the sedimentation tank 3 is provided with a water outlet valve device 4 for leading the black and odorous water body into the water inlet pipe 11. A communicating pipe 31 is installed on the side wall of the sedimentation tank 3, and one end of the communicating pipe 31 far away from the sedimentation tank 3 is fixedly connected with one side of the sterilization tank 2 close to the communicating pipe 31. A water stop valve device 5 for preventing the black and odorous water from being introduced into the communication pipe 31 is provided on the side of the sterilizing tank 2 close to the communication pipe 31. An adjusting device 6 for adjusting the opening and closing of the water outlet valve device 4 and the water stop valve device 5 is arranged between the sedimentation tank 3 and the sterilization tank 2. The black and odorous water in the water storage tank 1 is guided into the water outlet pipe 13 through the water pump 12, flows into the sterilizing tank 2 through the water outlet pipe 13, and is sterilized by introducing ozone into the sterilizing tank 2; after the water stop valve device 5 is opened, the black and odorous water body flows into the sedimentation tank 3 through the communicating pipe 31, and solid particles in the black and odorous water body are filtered out through the water outlet valve device 4; the black and odorous water body finally flows back to the water reservoir 1 via the water inlet pipe 11.

As shown in fig. 1, the outlet valve device 4 includes a water outlet hole 41 formed in the sedimentation tank 3, and further includes, in combination with fig. 2, a connecting plate 42 embedded in the water outlet hole 41, an inner toothed ring 43 rotatably mounted on the top of the connecting plate 42, a fixing ring 44 fixed on the top of the connecting plate 42, four support rods 45 uniformly distributed on the periphery of the fixing ring 44 along the circumference of the fixing ring 44, fan-shaped covers 46 respectively fixed on the outer peripheries of the four support rods 45, and first bevel gears 48 respectively fixed on the opposite outer ends of the four support rods 45. The water outlet pipe 13 is fixedly connected with the connecting plate 42. Each first bevel gear 48 meshes with the inner toothed ring 43. A fixed cylinder 47 is fixed at the top of the connecting plate 42; one end of each support rod 45, which is far away from the first bevel gear 48, is rotatably connected with the fixed cylinder 47. After one of the first bevel gears 48 rotates, the inner gear ring 43 is driven to rotate, and the inner gear ring 43 drives the other first bevel gears 48 to rotate; the first bevel gear 48 rotates to drive the support rod 45 to rotate, the support rod 45 drives the fan-shaped cover 46 to rotate, and the black and odorous water flows into the water outlet pipe 13 through a gap formed by the rotation of the fan-shaped cover 46. A filter screen for blocking solid impurities is fixed on the inner peripheral surface of the water outlet through hole 41. The ozone water contains a large amount of phosphate, and after the flocculating agent is put into the sedimentation tank 3, the phosphate in the black and odorous water can flocculate and precipitate, and the precipitate is intercepted through the filter screen, so that the content of the phosphate and solid impurities in the water is reduced. The flocculating agent comprises iron salt, calcium salt, aluminum salt and the like.

As shown in fig. 1, the water stop valve device 5 includes a first water inlet through hole 51 provided on one side of the sterilization tank 2 close to the communication pipe 31, and with reference to fig. 3, further includes a fixed column 52 embedded in the first water inlet through hole 51, an annular cavity 53 provided in the fixed column 52 along the circumferential direction of the fixed column 52, an annular through hole 54 provided on one side of the annular cavity 53 away from the communication pipe 31, a spiral plate 55 embedded in the annular through hole 54, a circular cavity 56 provided on one side of the fixed column 52 away from the communication pipe 31, three arc-shaped through holes 57 uniformly distributed on the outer circumferential surface of the fixed column 52 along the circumferential direction of the fixed column 52, sliders 58 slidably provided in the three arc-shaped through holes 57 along the radial direction of the fixed column 52 one to one, and a driving assembly 7 provided between the sliders 58 and the spiral. A second water inlet through hole 59 communicated with the communication pipe 31 is formed at one side of the fixed column 52 close to the communication pipe 31. The three arc-shaped through holes 57 are respectively communicated with the circular cavities 56. A fan-shaped baffle disc for blocking the black and odorous water body is fixed on one side of each slide block 59, which is far away from the spiral disc 55. The driving component 7 comprises a spiral groove 71 which is arranged on one side of the spiral disc 55 far away from the communicating pipe 31 and a plurality of limiting bulges 72 which are uniformly distributed on one side of the sliding block 58 close to the spiral disc 55 along the length direction of the sliding block 58; each of the stopper projections 72 is slidably fitted to the spiral groove 71 in the spiral direction of the spiral groove 71. The spiral disc 55 drives the spiral groove 71 to rotate, the slide block 58 is driven to move along the radial direction of the spiral disc 55 in the rotating process of the spiral groove 71, and the black and odorous water body flows into the communicating pipe 31 through the gap after the spiral disc 55 moves. The black and odorous water contains a large amount of bacteria, and after ozone is prepared by the ozone generator, the ozone is injected into the black and odorous water in the sterilizing pond 2 for sterilization.

As shown in fig. 5, the adjusting device 6 includes a supporting shaft 61 fixed perpendicularly to the ground, a second bevel gear 62 fixed to the top of the supporting shaft 61, a connecting circular tube 63 rotatably mounted on the outer peripheral surface of the supporting shaft 61, a first L-shaft 64 fixed perpendicularly to the outer peripheral surface of the connecting circular tube 63, a first fixed circular tube 65 fixed to an end of the first L-shaft 64 far from the connecting circular tube 63, a second L-shaft 66 rotatably mounted in the first fixed circular tube 65, a third bevel gear 67 fixed to an end of the second L-shaft 66 near the second bevel gear 62, and a fixing shaft 68 fixed perpendicularly to an end of the second L-shaft 66 far from the third bevel gear 67. The third bevel gear 67 meshes with the second bevel gear 62. Referring to fig. 2, a first driving mechanism 8 for driving the first bevel gears 48 to rotate is disposed between the fixed shaft 68 and one of the first bevel gears 48. Referring to fig. 4, a second driving mechanism 9 for driving the screw disc 55 to rotate is disposed between the fixed shaft 68 and the screw disc 55. After the connecting circular tube 63 rotates, the first L-axis 64 rotates 90 degrees along with the connecting circular tube 63; the third bevel gear 67 is meshed with the second bevel gear 62 in the rotating process of the first L shaft 64, and the third bevel gear 67 drives the second L shaft 66 to rotate; when the connecting circular tube 63 stops rotating, the second L-axis 66 rotates by 180 °.

As shown in fig. 2 and 5, the first driving mechanism 8 includes a connecting shaft 81 for fixing one of the first bevel gears 48 near the second bevel gear 62, and, with reference to fig. 6, further includes a gear 82 fixed at an end of the connecting shaft 81 far from the first bevel gear 48, and, with reference to fig. 1, further includes a rack 83 slidably disposed on a side of the sedimentation basin 3 near the second bevel gear 62 along the vertical direction, and a backup plate 84 fixed at a side of the rack 83 near the second bevel gear 62. The connecting shaft 81 is arranged on one side of the bottom plate of the sedimentation basin 3 close to the second bevel gear 62 in a penetrating way. A sliding piece 85 is fixed on one side of the rack 83 close to the sedimentation tank 3; the settling basin 3 has been seted up the spout near rack 83 one side, and the sliding part 85 sets up in the spout along vertical sliding. The bottom of the sliding component 85 is fixed with a first spring 86, and the bottom end of the first spring 86 is fixedly connected with the bottom surface of the sliding chute. After the fixed shaft 68 moves to contact with the backup plate 84, the fixed shaft 68 presses the backup plate 84 downwards, the backup plate 84 drives the rack 83 to move downwards, the rack 83 drives the gear 82 to rotate in the moving process, and the gear 82 drives one of the first bevel gears 48 to rotate through the connecting shaft 81.

As shown in fig. 3 and 5, the second driving mechanism 9 includes an external gear ring 91 fixed on one side of the screw plate 55 close to the second bevel gear 62, a circular through hole 92 opened at the bottom end of the outer peripheral surface of the fixed column 52, a rotating shaft 93 rotatably installed in the circular through hole 92, a fourth bevel gear 94 fixed at the top end of the rotating shaft 93, a slider 95 vertically slidably disposed on one side of the sterilizing tank 2 close to the second bevel gear 62, a pressing member 96 slidably disposed on one side of the sterilizing tank 2 close to the second bevel gear 62 along the width direction of the slider 95, and a triangular member 97 fixed on one side of the pressing member 96 close to the second bevel gear 62, in combination with fig. 1. The fourth bevel gear 94 meshes with the outer ring gear 91. The opposite inner sides of the slider 95 and the pressing member 96 are respectively provided with a slope 98. A rotating assembly 21 for driving the rotating shaft 93 to rotate is disposed between the rotating shaft 93 and the slider 95. A fixing plate 99 is fixed on one side of the sterilizing pool 2 close to the second bevel gear 62, a second spring 73 is fixed on one side of the fixing plate 99 close to the pressing part 96, and one end of the second spring 73 far away from the fixing plate 99 is fixedly connected with one side of the pressing part 96 close to the fixing plate 99. A guide shaft 74 is fixed on one side of the pressing member 96 close to the fixing plate 99, a guide through hole 75 is formed on one side of the fixing plate 99 close to the pressing member 96, and the guide shaft 74 is slidably arranged in the guide through hole 75 along the width direction of the fixing plate 99. The second spring 73 is sleeved around the guide shaft 74. After the fixing shaft 68 contacts the triangular piece 97, the fixing shaft 68 presses the triangular piece 97 downwards and pushes the triangular piece 97 to move towards the side close to the second spring 73; when the pressing member 96 moves along with the triangle 97, the pressing member 96 presses the slider 95 toward the side close to the second spring 73, and pushes the slider 95 to move upward; the sliding member 95 drives the rotating shaft 93 to rotate through the rotating assembly 21, the rotating shaft 93 drives the fourth bevel gear 94 to rotate after rotating, the fourth bevel gear 94 drives the outer gear ring 91 to rotate, and the outer gear ring 91 drives the spiral disc 55 to rotate.

As shown in fig. 4, the rotating assembly 21 includes five spiral grooves 22 circumferentially and uniformly distributed on the outer circumferential surface of the rotating shaft 93 along the rotating shaft 93, a rotating through hole 23 opened at the top of the sliding member 95, and five spiral protrusions circumferentially and uniformly distributed on the inner circumferential surface of the rotating through hole 23 along the rotating through hole 23; each of which engages with one of the helical grooves 22. During the upward movement of the sliding member 95, the spiral protrusion presses the spiral groove 22 upward and drives the spiral groove 22 to rotate, thereby driving the rotating shaft 93 to rotate.

The working principle of the embodiment is as follows:

the black and odorous water in the water storage tank 1 is guided into the water outlet pipe 13 through the water pump 12, flows into the sterilizing tank 2 through the water outlet pipe 13, and is sterilized by introducing ozone into the sterilizing tank 2; after the water stop valve device 5 is opened, the black and odorous water body flows into the sedimentation tank 3 through the communicating pipe 31, and solid particles in the black and odorous water body are filtered out through the water outlet valve device 4; the black and odorous water body finally flows back to the water reservoir 1 via the water inlet pipe 11. And (4) continuously measuring whether the pH value and the ORP value in the water storage tank 1 reach the standard through the pH sensor and the ORP sensor, and repeating the process if the pH value and the ORP value do not reach the standard.

After the connecting circular tube 63 rotates, the first L-axis 64 rotates 90 degrees along with the connecting circular tube 63; the third bevel gear 67 is meshed with the second bevel gear 62 in the rotating process of the first L shaft 64, and the third bevel gear 67 drives the second L shaft 66 to rotate; when the connecting circular tube 63 stops rotating, the second L-axis 66 rotates by 180 °.

After the fixed shaft 68 moves to contact with the backup plate 84, the fixed shaft 68 presses the backup plate 84 downwards, the backup plate 84 drives the rack 83 to move downwards, the rack 83 drives the gear 82 to rotate in the moving process, and the gear 82 drives one of the first bevel gears 48 to rotate through the connecting shaft 81. After the first bevel gears 48 rotate, the inner gear ring 43 is driven to rotate, and the inner gear ring 43 drives other first bevel gears 48 to rotate; the first bevel gear 48 rotates to drive the support rod 45 to rotate, the support rod 45 drives the fan-shaped cover 46 to rotate, and the black and odorous water flows into the water outlet pipe 13 through a gap formed by the rotation of the fan-shaped cover 46.

After the fixing shaft 68 contacts the triangular piece 97, the fixing shaft 68 presses the triangular piece 97 downwards and pushes the triangular piece 97 to move towards the side close to the second spring 73; when the pressing member 96 moves along with the triangle 97, the pressing member 96 presses the slider 95 toward the side close to the second spring 73, and pushes the slider 95 to move upward; the sliding member 95 drives the rotating shaft 93 to rotate through the rotating assembly 21, the rotating shaft 93 drives the fourth bevel gear 94 to rotate after rotating, the fourth bevel gear 94 drives the outer gear ring 91 to rotate, and the outer gear ring 91 drives the spiral disc 55 to rotate. The spiral disc 55 drives the spiral groove 71 to rotate, the slide block 58 is driven to move along the radial direction of the spiral disc 55 in the rotating process of the spiral groove 71, and the black and odorous water body flows into the communicating pipe 31 through the gap after the spiral disc 55 moves.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A black and odorous water body purification system for river ecological restoration comprises a water storage tank (1), a sterilization tank (2) and a sedimentation tank (3) which are sequentially connected end to end, wherein a water inlet pipe (11) and a water outlet pipe (13) are respectively installed on two side walls of the water storage tank (1); intake tube (11) keep away from cistern (1) one end with sedimentation tank (3) bottom fixed connection, sedimentation tank (3) lateral wall is installed and is communicated pipe (31), sedimentation tank (3) one end is kept away from in communicating pipe (31) with sterilization pond (2) are close to communicating pipe (31) one side fixed connection, its characterized in that: the bottom of the sedimentation tank (3) is provided with a water outlet valve device (4) for leading the black and odorous water body into the water inlet pipe (11); a water stop valve device (5) for preventing black and odorous water from being introduced into the communicating pipe (31) is arranged on one side of the sterilizing tank (2) close to the communicating pipe (31); an adjusting device (6) for adjusting the opening and closing of the water outlet valve device (4) and the water stop valve device (5) is arranged between the sedimentation tank (3) and the sterilization tank (2); the adjusting device (6) comprises a supporting shaft (61), a second bevel gear (62) fixed at the top of the supporting shaft (61), a connecting circular pipe (63) rotatably mounted on the outer peripheral surface of the supporting shaft (61), a first L-shaped shaft (64) fixed on the outer peripheral surface of the connecting circular pipe (63), a first fixed circular pipe (65) fixed at one end, far away from the connecting circular pipe (63), of the first L-shaped shaft (64), a second L-shaped shaft (66) rotatably mounted in the first fixed circular pipe (65), a third bevel gear (67) fixed at one end, close to the second bevel gear (62), of the second L-shaped shaft (66), and a fixing shaft (68) fixed at one end, far away from the third bevel gear (67), of the second L-shaped shaft (66); the third bevel gear (67) is meshed with the second bevel gear (62); a first driving mechanism (8) for driving the first bevel gear (48) to rotate is arranged between the fixed shaft (68) and the first bevel gear (48); a second driving mechanism (9) for driving the screw disc (55) to rotate is arranged between the fixed shaft (68) and the screw disc (55);

the water outlet valve device (4) comprises a water outlet through hole (41) arranged in the sedimentation tank (3), a connecting plate (42) embedded in the water outlet through hole (41), an inner gear ring (43) rotatably installed at the top of the connecting plate (42), a fixing ring (44) fixed at the top of the connecting plate (42), four support rods (45) uniformly distributed on the periphery of the fixing ring (44) along the circumferential direction of the fixing ring (44), fan-shaped cover bodies (46) respectively fixed on the peripheral surfaces of the four support rods (45) and first bevel gears (48) respectively fixed at the opposite outer ends of the four support rods (45); each first bevel gear (48) is meshed with an inner gear ring (43);

the water stop valve device (5) comprises a first water inlet through hole (51) arranged at one side of the sterilization tank (2) close to the communicating pipe (31), a fixed column (52) embedded in the first water inlet through hole (51), an annular cavity (53) arranged in the fixed column (52) along the circumferential direction of the fixed column (52), and an annular through hole (54) arranged at one side of the annular cavity (53) far away from the communicating pipe (31), the rotary table comprises a screw disc (55) embedded in the annular through hole (54), a circular cavity (56) arranged on one side, far away from the communicating pipe (31), of the fixing column (52), three arc-shaped through holes (57) uniformly distributed on the outer peripheral surface of the fixing column (52) along the circumferential direction of the fixing column (52), sliders (58) arranged in the three arc-shaped through holes (57) in a sliding manner in a one-to-one radial correspondence manner along the fixing column (52), and a driving assembly (7) arranged between the sliders (58) and the screw disc (55) and used for driving the sliders (58) to move.

2. The black and odorous water body purification system for river ecological restoration according to claim 1, wherein: the driving assembly (7) comprises a spiral groove (71) formed in one side, far away from the communicating pipe (31), of the spiral disc (55) and a plurality of limiting bulges (72) uniformly distributed on one side, close to the spiral disc (55), of the sliding block (58) along the length direction of the sliding block (58); each limiting protrusion (72) is in sliding fit with the spiral groove (71) along the spiral direction of the spiral groove (71).

3. The black and odorous water body purification system for river ecological restoration according to claim 1, wherein: the first driving mechanism (8) comprises a connecting shaft (81) fixed on one side, close to the second bevel gear (62), of the first bevel gear (48), a gear (82) fixed on one end, far away from the first bevel gear (48), of the connecting shaft (81), a rack (83) arranged on one side, close to the second bevel gear (62), of the sedimentation tank (3) in a sliding mode along the vertical direction, and a backup plate (84) fixed on one side, close to the second bevel gear (62), of the rack (83).

4. The black and odorous water body purification system for river ecological restoration according to claim 1, wherein: the second driving mechanism (9) comprises an external gear ring (91) fixed on one side of the screw disc (55) close to the second bevel gear (62), a circular through hole (92) formed in the bottom end of the outer peripheral surface of the fixed column (52), a rotating shaft (93) rotatably installed in the circular through hole (92), a fourth bevel gear (94) fixed at the top end of the rotating shaft (93), a sliding piece (95) vertically arranged on one side of the sterilization tank (2) close to the second bevel gear (62) in a sliding manner, a pressing piece (96) vertically arranged on one side of the sterilization tank (2) close to the second bevel gear (62) in a sliding manner along the width direction of the sliding piece (95), and a triangular piece (97) fixed on one side of the pressing piece (96) close to the second bevel gear (62; the fourth bevel gear (94) is meshed with the outer gear ring (91); the opposite inner sides of the sliding part (95) and the pressing part (96) are respectively provided with an inclined plane (98); a rotating assembly (21) for driving the rotating shaft (93) to rotate is arranged between the rotating shaft (93) and the sliding piece (95); a fixing plate (99) is fixed on one side, close to the second bevel gear (62), of the sterilization pool (2), a second spring (73) is fixed on one side, close to the pressing piece (96), of the fixing plate (99), and one end, far away from the fixing plate (99), of the second spring (73) is fixedly connected with one side, close to the fixing plate (99), of the pressing piece (96); a guide shaft (74) is fixed on one side, close to the fixing plate (99), of the pressing piece (96), a guide through hole (75) is formed in one side, close to the pressing piece (96), of the fixing plate (99), and the guide shaft (74) is arranged in the guide through hole (75) in a sliding mode in the width direction of the fixing plate (99).

5. The black and odorous water body purification system for river ecological restoration according to claim 4, wherein: the rotating assembly (21) comprises five spiral grooves (22) which are uniformly distributed on the outer peripheral surface of the rotating shaft (93) along the circumferential direction of the rotating shaft (93), a rotating through hole (23) which is formed in the top of the sliding piece (95), and five spiral protrusions which are uniformly distributed on the inner peripheral surface of the rotating through hole (23) along the circumferential direction of the rotating through hole (23); each of the helical projections engages with the helical groove (22).