CN216655652U

CN216655652U - Radial flow type sedimentation tank cofferdam cleaning device

Info

Publication number: CN216655652U
Application number: CN202122944180.7U
Authority: CN
Inventors: 黎星; 付爱民; 胡代静; 程素; 祝斯琪
Original assignee: Chongqing Wanzhou Town Sewage Treatment Co ltd
Current assignee: Chongqing Wanzhou Town Sewage Treatment Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-03
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a radial flow type sedimentation tank cofferdam cleaning device, which comprises a sedimentation tank, wherein a cofferdam is arranged in the sedimentation tank, a central upright post is arranged in the middle of the sedimentation tank, a working bridge is transversely arranged above the sedimentation tank, a support plate extending towards the wall direction of the sedimentation tank is rotatably arranged on the central upright post, a driving device is arranged between the working bridge and the central upright post, an algae removal water tank is arranged on the upper side of the support plate, an algae removal agent water pipe is arranged at the lower side of the support plate and close to the side wall of the cofferdam, the algae removal agent water pipe is communicated with the algae removal water tank through a transition pipe, a water valve is arranged on the transition pipe, a rolling brush is rotatably sleeved outside the algae removal agent water pipe and comprises a support cylinder and brush needles distributed on the outer wall of the support cylinder, the outer end of each brush needle can touch the side wall of the cofferdam, water outlets are respectively arranged on the support cylinder and the algae removal agent water pipe, and a water passing channel for communicating the water outlets is arranged between the support cylinder and the algae removal agent water pipe. The beneficial effects are that: can efficiently and conveniently automatically remove moss and algae on the inner side and the outer side of the cofferdam.

Description

Radial flow type sedimentation tank cofferdam cleaning device

Technical Field

The utility model relates to the technical field of sedimentation tank sewage treatment, in particular to a radial flow type sedimentation tank cofferdam cleaning device.

Background

Radial flow sedimentation tank, cell body plane are mostly circular, and waste water gets into the pond from pond center inlet tube, flows to the pond week slowly along the radial direction. The suspended matters are settled in the flow and enter a sludge hopper along the gradient of the bottom of the tank, and the clarified water overflows from the periphery of the tank and flows out of a water channel.

In the sewage treatment process, the situation that moss and algae grow frequently appears in the cofferdam of the radial flow sedimentation tank. Moss and algae are formed by attaching moss spores contained in the effluent of the sedimentation tank to the cofferdam under the photosynthesis. A small amount of moss and algae can not affect the water quality, but affect the beauty of the sedimentation tank, and a large amount of moss and algae can easily block the water outlet of the sedimentation tank.

In the prior art, the moss and algae on the cofferdam are treated by manual cleaning or mechanical physical cleaning, wherein the manual cleaning wastes time and labor, and the situation of falling into a pool and drowning is easy to happen, so that certain danger exists; most of the existing mechanical cleaning devices are too complex in structure, have the defects of inconvenient operation, residual dead angles, and the like, and are not suitable for large-scale popularization.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a radial flow type sedimentation tank cofferdam cleaning device, which can efficiently and conveniently automatically remove moss and algae on the inner side and the outer side of a cofferdam and has higher popularization value.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides a radial-flow type sedimentation tank cofferdam cleaning device, is including the sedimentation tank that is circular structure, the inside position that is close to the pool wall of sedimentation tank is equipped with the cofferdam of loop configuration, and the sedimentation tank middle part is equipped with the center pillar, the sedimentation tank top is horizontal has the working bridge, and its key lies in: the center upright post is rotatably provided with a support plate extending towards the direction of the wall of the sedimentation tank, a driving device is arranged between the working bridge and the center upright post and used for driving the support plate to rotate around the center upright post above the sedimentation tank, an algae removal water tank is arranged on the upper side of the support plate, an algae removal agent water pipe extending downwards is arranged at the lower side of the support plate and close to the side wall of the cofferdam, the algae removal agent water pipe and the algae removal water tank are communicated through a transition pipe, a water valve is arranged on the transition pipe, a rolling brush is rotatably sleeved outside the algae removal agent water pipe and comprises a support cylinder and brush needles distributed on the outer wall of the support cylinder, the outer end of each brush needle can touch the side wall of the cofferdam, water outlets are formed in the support cylinder and the algae removal agent water pipe, and a water passing channel for communicating the water outlets is formed between the support cylinder and the algae removal agent water pipe.

By adopting the structure, when moss and algae on the side wall of the cofferdam need to be removed, the driving device and the water valve are simultaneously opened, the driving device drives the support plate to rotate above the sedimentation tank, meanwhile, algaecide in the algae removal water tank flows into the algaecide water pipe, the algaecide flows out through the water passage and the water outlet hole and infiltrates the brush needles, the moss and the algae on the cofferdam of the sedimentation tank can be thoroughly removed through the rotation of the rolling brush and the algae removal effect of the algaecide, meanwhile, the redundant algaecide falls down along the tank wall of the cofferdam under the action of gravity, so that the moss and the algae which cannot be contacted below the hairbrush are removed, and the problems of the moss and the algae which grow on the cofferdam are efficiently and conveniently solved.

Preferably, the method comprises the following steps: the quantity of the algaecide water pipes is two, and the algaecide water pipes are respectively positioned at the positions close to the inner wall and the outer wall of the cofferdam. By adopting the structure, moss and algae on the inner side and the outer side of the cofferdam can be removed simultaneously.

Preferably, the method comprises the following steps: the upper end and the lower end of the supporting cylinder are rotatably sleeved on the algicide water pipe through bearings. By adopting the structure, the rolling brush can rotate more smoothly.

Preferably, the method comprises the following steps: the lower side of the far end of the support plate is provided with a universal wheel, and the universal wheel is supported on the upper surface of the circumferential edge of the sedimentation tank in a rolling manner. Adopt above-mentioned structure, can stabilize the mounting panel and make mounting panel rotary motion more steadily.

Preferably, the method comprises the following steps: the top of the algae removal water tank is provided with a water injection hole. By adopting the structure, the algaecide is convenient to add.

Preferably, the method comprises the following steps: the brush needle is made of rubber. By adopting the structure, the cleaning effect is better.

Preferably, the method comprises the following steps: the algae removal water tank is in a flat structure, and the upper side surface of the algae removal water tank is lower than the lower end of the working bridge. By adopting the structure, the algae removal water tank, the support plate and other parts can be ensured to smoothly pass through the lower part of the working bridge.

Preferably, the method comprises the following steps: the algaecide water pipe and the transition pipe are integrally formed metal pipes. By adopting the structure, the installation is convenient.

Preferably, the method comprises the following steps: the driving device comprises a rotating shaft and a speed reducing motor, wherein the upper end and the lower end of the rotating shaft are respectively rotatably installed on the working bridge and the central upright post, the speed reducing motor is fixedly installed on the working bridge, an output shaft of the speed reducing motor is in power connection with the rotating shaft through a chain wheel assembly, and the inner end of the support plate is fixedly sleeved in the middle of the rotating shaft. By adopting the structure, the speed reducing motor can drive the support plate to rotate when working, and meanwhile, the installation of the speed reducing motor can be prevented from interfering the rotation of the support plate by the structural layout, so that the reliability and effectiveness of the operation of the device are ensured.

Preferably, the method comprises the following steps: the chain wheel assembly comprises a first chain disc fixedly sleeved on the output shaft, a second chain disc fixedly sleeved on the rotating shaft, and a chain sleeved on the first chain disc and the second chain disc, wherein the diameter of the first chain disc is smaller than that of the second chain disc. By adopting the structure, the speed reduction transmission can be formed, the output torque of the speed reduction motor is reduced, and the running is smoother.

Compared with the prior art, the utility model has the beneficial effects that:

when moss and algae on the side wall of the cofferdam need to be removed, the driving device and the water valve are opened simultaneously, the driving device drives the support plate to rotate above the sedimentation tank, meanwhile, algaecide in the algae removal water tank flows into the algaecide water pipe, the algaecide flows out through the water passage and the water outlet hole and infiltrates the brush needles, the moss and the algae on the cofferdam of the sedimentation tank can be completely removed through the rotation of the rolling brush and the algae removal effect of the algaecide, meanwhile, the redundant algaecide falls down along the tank wall of the cofferdam under the action of gravity, and therefore the moss and the algae which cannot be contacted below the hairbrush are removed, and the problem of the moss and the algae growing on the cofferdam is efficiently and conveniently solved.

Drawings

FIG. 1 is a schematic structural diagram of a radial flow sedimentation tank;

FIG. 2 is a top view of a radial flow sedimentation tank;

FIG. 3 is a cross-sectional view of the left half of a radial sedimentation tank;

FIG. 4 is an enlarged view of a portion of FIG. 3 at I;

fig. 5 is a schematic view of a partial structure showing the assembly connection relationship between the driving device and the support plate (the working bridge is hidden).

Detailed Description

The present invention will be further described with reference to the following examples and the accompanying drawings.

As shown in fig. 1 to 3, a radial flow type cleaning device for a cofferdam of a sedimentation tank comprises a sedimentation tank 1 with a circular structure, a cofferdam 2 with an annular structure is arranged at a position close to the tank wall inside the sedimentation tank 1, a central upright post 3 is arranged in the middle of the sedimentation tank 1, a working bridge 9 is transversely arranged above the sedimentation tank 1, and a driving device 8 is arranged between the working bridge 9 and the central upright post 3. As shown in fig. 5, in this embodiment, the driving device 8 includes a rotating shaft 8a and a speed reducing motor 8b, wherein the upper end and the lower end of the rotating shaft 8a are respectively rotatably mounted on the working bridge 9 and the central column 3, the speed reducing motor 8b is fixedly mounted on the working bridge 9, an output shaft 8c of the speed reducing motor 8b is in power connection with the rotating shaft 8a through a chain wheel assembly 8d, the chain wheel assembly 8d includes a first chain disk a fixedly sleeved on the output shaft 8c, a second chain disk b fixedly sleeved on the rotating shaft 8a, and a chain c sleeved on the first chain disk a and the second chain disk b, wherein the diameter of the first chain disk a is smaller than the diameter of the second chain disk b. The middle part of the rotating shaft 8a is fixedly sleeved with a support plate 4 extending towards the wall direction of the sedimentation tank 1. The driving device 8 is opened, and the bracket plate 4 can be driven to rotate above the sedimentation tank 1 by taking the central upright post 3 as a rotation center. The lower side of the far end of the support plate 4 is provided with a universal wheel 12 which is supported on the upper surface of the circumferential edge of the sedimentation tank 1 in a rolling way, so that the support plate 4 can rotate more stably.

Further, as shown in fig. 2 and 4, an algae removal water tank 5 of a flat structure is installed on the upper side of the support plate 4, the upper side surface of the algae removal water tank 5 is lower than the lower end of the working bridge 9, and a water injection hole 5a is formed in the top of the algae removal water tank 5 so as to conveniently inject an algae removal agent. The lower side of the support plate 4 is provided with an algae removal agent water pipe 6 extending downwards at a position close to the side wall of the cofferdam 2, the algae removal agent water pipe 6 is communicated with the algae removal water tank 5 through a transition pipe 7, and the transition pipe 7 is provided with a water valve 7 a. The external rotating sleeve of algaecide water pipe 6 is equipped with round brush 10, and round brush 10 includes a supporting cylinder 10a and the brush needle 10b that distributes at a supporting cylinder 10a outer wall, and wherein, supporting cylinder 10 a's upper and lower both ends all rotate the suit through bearing 11 on algaecide water pipe 6, and brush needle 10b outer end can touch the lateral wall of cofferdam 2. In the present embodiment, the brush pins 10b are preferably made of rubber. Water outlet holes d are formed in the supporting cylinder 10a and the algaecide water pipe 6, and a water passing channel e for communicating the water outlet holes d is formed between the supporting cylinder 10a and the algaecide water pipe 6.

When the radial-flow type sedimentation tank cofferdam cleaning device is used, taking a radial-flow type sedimentation tank with the radius of 4m as an example, the volume of the algae removal water tank 5 is 300L, the diameter of the algae removal agent water pipe 6 is 2cm, the number of the algae removal agent water pipes is 2, the algae removal agent water pipes are respectively positioned at the positions close to the inner wall and the outer wall of the cofferdam 2, and the algae removal agent water pipe 6 and the transition pipe 7 are integrally formed metal pipes. The diameter of the supporting cylinder 10a and the diameter of the water outlet hole d on the algaecide water pipe 6 are 2 mm. Adding 5% algaecide solution into a water injection hole 5a at the top of the algae removal water tank 5, starting a driving device 8, moving the algaecide water pipe 6 along the side wall of the cofferdam 2 along with the support plate 4, and simultaneously rotating the rolling brush 10. And opening the water valve 7a, enabling the algaecide to flow into the algaecide water pipe 6 and flow out through the water outlet hole d, wetting the brush needle 10b, and rotating the brush needle 10b which is stained with the algaecide to clean moss and algae on the side wall. At the moment, the moss and algae on the cofferdam 2 are thoroughly removed under the physical action of the brush needles 10b and the chemical action of the algaecide, and meanwhile, the redundant algaecide falls down from the algaecide water pipe 6 along the wall of the cofferdam 2 under the action of gravity, so that the moss and algae which cannot be contacted below the brush needles 10b are removed, and the problem that the moss and algae growing on the cofferdam block the water outlet of the radial sedimentation tank is efficiently and conveniently solved.

Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a radial-flow type sedimentation tank cofferdam cleaning device, is including sedimentation tank (1) that is circular structure, sedimentation tank (1) inside is close to the position of pool wall and is equipped with cofferdam (2) of loop configuration, and sedimentation tank (1) middle part is equipped with center pillar (3), sedimentation tank (1) top is horizontal to be had work bridge (9), its characterized in that: the center upright post (3) is rotatably provided with a support plate (4) extending towards the direction of the wall of the sedimentation tank (1), a driving device (8) is arranged between the working bridge (9) and the center upright post (3) and used for driving the support plate (4) to rotate above the sedimentation tank (1) by taking the center upright post (3) as a rotation center, the upper side of the support plate (4) is provided with an algae removal water tank (5), the lower side of the support plate is provided with an algae removal agent water pipe (6) extending downwards at a position close to the side wall of the cofferdam (2), the algae removal agent water pipe (6) is communicated with the algae removal water tank (5) through a transition pipe (7), the transition pipe (7) is provided with a water valve (7 a), the outer part of the algae removal agent water pipe (6) is rotatably sleeved with a rolling brush (10), the rolling brush (10) comprises a support cylinder (10 a) and brush needles (10 b) distributed on the outer wall of the support cylinder (10 a), the outer end of the brush needle (10 b) can touch the side wall of the cofferdam (2), water outlets (d) are formed in the supporting cylinder (10 a) and the algaecide water pipe (6), and a water passing channel (e) for communicating the water outlets (d) is formed between the supporting cylinder (10 a) and the algaecide water pipe (6).

2. The radial flow sedimentation tank cofferdam cleaning plant of claim 1, wherein: the quantity of the algaecide water pipes (6) is two, and the two algaecide water pipes are respectively positioned at the positions close to the inner wall and the outer wall of the cofferdam (2).

3. The radial flow settling tank cofferdam cleaning plant of claim 2, wherein: the upper end and the lower end of the supporting cylinder (10 a) are rotatably sleeved on the algicide water pipe (6) through a bearing (11).

4. The radial flow settling tank cofferdam cleaning plant of claim 3, wherein: the lower side of the far end of the support plate (4) is provided with a universal wheel (12), and the universal wheel (12) is supported on the upper surface of the circumferential edge of the sedimentation tank (1) in a rolling manner.

5. The radial flow sedimentation tank cofferdam cleaning plant of claim 4, wherein: the top of the algae removal water tank (5) is provided with a water injection hole (5 a).

6. The radial flow sedimentation tank cofferdam cleaning apparatus of claim 5, wherein: the brush needle (10 b) is made of rubber.

7. The radial flow sedimentation tank cofferdam cleaning plant of claim 6, wherein: the algae removal water tank (5) is in a flat structure, and the upper side surface of the algae removal water tank is lower than the lower end of the working bridge (9).

8. The radial flow sedimentation tank cofferdam cleaning plant of any one of claims 1 to 7, wherein: the algaecide water pipe (6) and the transition pipe (7) are integrally formed metal pipes.

9. The radial flow sedimentation tank cofferdam cleaning apparatus of claim 8, wherein: drive arrangement (8) are including pivot (8 a) and gear motor (8 b), and wherein, the upper and lower both ends of pivot (8 a) are rotated respectively and are installed on service bridge (9) and central pillar (3), gear motor (8 b) fixed mounting on service bridge (9), output shaft (8 c) of gear motor (8 b) with connect through sprocket assembly (8 d) power between pivot (8 a), the inner of mounting panel (4) is overlapped at pivot (8 a) middle part admittedly.

10. The radial flow sedimentation tank cofferdam cleaning apparatus of claim 9, wherein: the chain wheel assembly (8 d) comprises a first chain disc (a) fixedly sleeved on the output shaft (8 c), a second chain disc (b) fixedly sleeved on the rotating shaft (8 a) and a chain (c) sleeved on the first chain disc (a) and the second chain disc (b), and the diameter of the first chain disc (a) is smaller than that of the second chain disc (b).