CN216106184U

CN216106184U - Pump suction type decanter

Info

Publication number: CN216106184U
Application number: CN202122726271.3U
Authority: CN
Inventors: 杨长胜; 赵建怀; 冯云飞
Original assignee: Zhengzhou Xufa Environmental Protection Technology Co ltd
Current assignee: Zhengzhou Xufa Environmental Protection Technology Co ltd
Priority date: 2021-11-06
Filing date: 2021-11-06
Publication date: 2022-03-22
Anticipated expiration: 2031-11-06

Abstract

The application relates to the technical field of sewage treatment, in particular to a pump suction type decanter, which comprises a reaction tank with an upward opening, wherein a floating barrel is arranged in the reaction tank, a decanting pump is arranged on the floating barrel, a drain pipe is arranged on the decanting pump, and one end, far away from the decanting pump, of the drain pipe extends out of the reaction tank. The float bowl floats on the water surface all the time due to the buoyancy of the float bowl, the decanting water pump synchronously rises and falls along with the float bowl, so that the decanting water pump can pump out upper clear water in the reaction tank through the drain pipe, and workers do not need to install a mud discharging device in the reaction tank. The water decanter can solve the problem that the existing water decanter is large in limitation.

Description

Pump suction type decanter

Technical Field

The application relates to the technical field of sewage treatment, in particular to a pump suction type decanter.

Background

The decanter is a device for periodically removing clear water adopted by SBR technology, and has the function of decanting the clear water from the surface of a static tank without stirring and precipitating to ensure the quality of the discharged water.

Through search, the Chinese patent publication No. CN2714553Y discloses a groove-shaped pump type decanter which comprises a decanting pump, a decanting pipe and an outer frame, wherein a decanting tank is arranged below the decanter, the upper edge of the decanting tank is the same as the lowest water level elevation of decanting water in a reaction tank, a diving pump, namely the decanting pump, is arranged in the decanting tank, and the water inlet of the decanting pump is lower than the upper edge of the decanting tank. When the utility model is applied to the area where the drainage is supported by the flood, a lifting pump station can be avoided, and the construction cost is reduced.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the application has to install an automatic sludge discharge device in the decanting water tank, so as to prevent the activated sludge from being discharged out of the tank along with the decanting water pump, and has large limitation, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the existing water decanter is large in limitation, the application provides a pump suction type water decanter.

The application provides a pump suction type decanter, which adopts the following technical scheme: a pump suction type decanter comprises a reaction tank with an upward opening, wherein a floating barrel is arranged in the reaction tank, a decanting pump is arranged on the floating barrel, a drain pipe is arranged on the decanting pump, and one end of the drain pipe, which is far away from the decanting pump, extends out of the reaction tank.

By adopting the technical scheme, the floating barrel floats on the water surface all the time due to the self buoyancy, the decanting water pump synchronously rises and falls along with the floating barrel, so that the decanting water pump pumps out upper clear water in the reaction tank through the drain pipe, workers do not need to install a mud discharging device in the reaction tank, and the problem that the existing decanting device is large in limitation is solved.

Optionally, a limiting cylinder for the water supply and drainage pipe to penetrate is arranged on the reaction tank.

Through adopting above-mentioned technical scheme, spacing to the drain pipe has been realized to spacing section of thick bamboo for the drain pipe is difficult for taking place to rock because of the unsteady emergence of flotation pontoon.

Optionally, a first bolt is in threaded fit with the limiting cylinder, and one end of the first bolt is used for rotatably abutting against the outer wall of the drain pipe penetrating through the limiting cylinder.

Through adopting above-mentioned technical scheme, first bolt can support the drain pipe tightly to fix in spacing section of thick bamboo, has improved the stability of drain pipe in the use.

Optionally, a spacing section of thick bamboo passes through coupling assembling to be connected in the reaction tank, and coupling assembling includes two splint of laminating respectively in reaction tank inner wall and reaction tank outer wall, and two splint are connected with same connecting plate jointly, and a spacing section of thick bamboo is installed on one of them splint.

Through adopting above-mentioned technical scheme, coupling assembling can install the optional position in the reaction tank upper end to the clear water in the reaction tank passes through the drain pipe and discharges to placing in the collecting vessel of optional position.

Optionally, at least one of the clamping plates is provided with a second bolt for tightly abutting against the side wall of the reaction tank in a threaded fit manner.

Through adopting above-mentioned technical scheme, the second bolt can be with the spacing fixing of splint on the reaction tank, has improved the stability of coupling assembling and drain pipe.

Optionally, a filter disc is arranged at the water inlet of the float.

Through adopting above-mentioned technical scheme, the filter disc will make in the difficult entering float of impurity in the reaction tank.

Optionally, the filter disc is arranged in a conical shape, and the center of the filter disc protrudes towards one side far away from the buoy.

Through adopting above-mentioned technical scheme, improved the area of contact of filter disc with sewage to in sewage entered into the flotation pontoon, and the impurity in the sewage is difficult for adhering to on the outer conical surface of filter disc.

Optionally, the filter disc is screw-fitted to the float by a threaded ring.

Through adopting above-mentioned technical scheme, made things convenient for the dismouting of filter disc on the flotation pontoon.

To sum up, the application comprises the following beneficial technical effects:

1. the floating barrel floats on the water surface all the time due to the self buoyancy of the floating barrel, the water decanting pump synchronously rises and falls along with the floating barrel, so that the water decanting pump can pump out upper clear water in the reaction tank through the drain pipe, workers do not need to install a mud discharging device in the reaction tank, and the problem that the existing water decanting device is large in limitation is solved;

2. the connecting assembly can be arranged at any position of the upper end of the reaction tank, so that the clean water in the reaction tank can be discharged into a collecting container arranged at any position through a water discharge pipe;

3. the filter disc can prevent impurities in the reaction tank from entering the float bowl easily.

Drawings

FIG. 1 is a schematic diagram of the overall structure in the embodiment of the present application;

fig. 2 is a schematic sectional structure view of the whole in the embodiment of the present application.

Reference numerals: 1. a reaction tank; 2. a float bowl; 21. a threaded ring; 22. a filter disc; 3. a water decanting pump; 31. a drain pipe; 4. a connecting assembly; 41. a splint; 42. a connecting plate; 43. a second bolt; 5. a limiting cylinder; 51. a first bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a pump suction type decanter. As shown in fig. 1 and 2, a pump suction type decanter comprises a reaction tank 1 with an upward opening, wherein a buoy 2 is arranged in the reaction tank 1, and the buoy 2 floats on the water surface due to the buoyancy of the buoy; the floating barrel 2 is provided with a water decanting pump 3, and the water decanting pump 3 synchronously rises and falls along with the floating barrel 2; the water draining pipe 31 is installed on the water decanting pump 3, one end of the water draining pipe 31, which is far away from the water decanting pump 3, extends out of the reaction tank 1, so that the water decanting pump 3 can drain out upper clear water in the reaction tank 1 through the water draining pipe 31, workers do not need to install a mud discharging device in the reaction tank 1, and the problem that the existing water decanting device is large in limitation is solved.

A threaded ring 21 is embedded in a water inlet of the float 2, the outer wall of the threaded ring 21 is in threaded fit with the inner wall of the float 2, a filter disc 22 is integrally formed at one end of the threaded ring 21, and impurities in the reaction tank 1 are prevented from entering the float 2 easily by the filter disc 22 so as to be prevented from being discharged from a drain pipe 31; the arrangement of the threaded ring 21 facilitates the disassembly and assembly of the filter disc 22 on the buoy 2; it is worth to be noted that the filter disc 22 is disposed in a conical shape, and the center of the filter disc 22 protrudes toward the side away from the buoy 2, so that impurities in the sewage are not easily attached to the outer conical surface of the filter disc 22, and the contact area between the filter disc 22 and the sewage is increased, so that the sewage enters the buoy 2.

The reaction tank 1 is connected with a limiting cylinder 5 through a connecting component 4, and a drain pipe 31 can penetrate through the inner side of the limiting cylinder 5; threaded fit has first bolt 51 on the spacing section of thick bamboo 5, and first bolt 51's one end can rotate and support the outer wall of tightly wearing to locate the drain pipe 31 of spacing section of thick bamboo 5 for drain pipe 31 is by spacing fixed, so drain pipe 31 is difficult for taking place to rock because of the unsteady of flotation pontoon 2, has guaranteed the stable play water of drain pipe 31.

Coupling assembling 4 includes two splint 41, two splint 41 are connected with same connecting plate 42 jointly, spacing section of thick bamboo 5 is installed on the splint 41 of laminating in reaction tank 1 lateral wall, two splint 41 laminate respectively in 1 inner wall of reaction tank and 1 outer wall of reaction tank for spacing section of thick bamboo 5 can be spacing in the optional position of 1 upper end of reaction tank, so that the clear water in the reaction tank 1 discharges in placing the collection container in the optional position through drain pipe 31.

It is worth to say that screw-thread fit has second bolt 43 on at least one splint 41, and in this embodiment, the laminating has second bolt 43 on the splint 41 of reaction tank 1 lateral wall, and second bolt 43 can rotate and support tightly in the lateral wall of reaction tank 1 for spacing section of thick bamboo 5 is locked firmly, has improved the stability of drain pipe 31 in the use.

The implementation principle of the pump suction type decanter in the embodiment of the application is as follows: in the sewage treatment process, the floating barrel 2 floats on the water surface all the time due to the buoyancy of the floating barrel 2, the decanting pump 3 synchronously ascends and descends along with the floating barrel 2, impurities in the reaction tank 1 are not easy to enter the floating barrel 2 due to the filter disc 22, the decanting pump 3 pumps out upper clear water in the reaction tank 1 through the drain pipe 31, workers do not need to install a mud discharging device in the reaction tank 1, and therefore the problem that the existing decanter is large in limitation is solved.

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

Claims

1. A pumping decanter comprises a reaction tank (1) with an upward opening, and is characterized in that: a floating barrel (2) is arranged in the reaction tank (1), a water decanting pump (3) is arranged on the floating barrel (2), a drain pipe (31) is arranged on the water decanting pump (3), and one end, far away from the water decanting pump (3), of the drain pipe (31) extends out of the reaction tank (1).

2. The pump-suction decanter of claim 1, wherein: and the reaction tank (1) is provided with a limiting cylinder (5) through which a water supply and drainage pipe (31) penetrates.

3. The pump-suction decanter of claim 2, wherein: the limiting cylinder (5) is provided with a first bolt (51) in a threaded fit mode, and one end of the first bolt (51) is used for rotatably abutting against the outer wall of a drain pipe (31) penetrating through the limiting cylinder (5).

4. The pump-suction decanter of claim 2, wherein: spacing section of thick bamboo (5) are connected in reaction tank (1) through coupling assembling (4), and coupling assembling (4) include two splint (41) of laminating respectively in reaction tank (1) inner wall and reaction tank (1) outer wall, and two splint (41) are connected with same connecting plate (42) jointly, and install on one of them splint (41) spacing section of thick bamboo (5).

5. The pump-suction decanter of claim 4, wherein: at least one clamping plate (41) is provided with a second bolt (43) which is used for tightly abutting against the side wall of the reaction tank (1) in a threaded fit mode.

6. The pump-suction decanter of claim 1, wherein: and a filter disc (22) is arranged at the water inlet of the buoy (2).

7. The pump-suction decanter of claim 6, further comprising: the filter disc (22) is arranged in a conical shape, and the center of the filter disc (22) protrudes towards one side far away from the buoy (2).

8. The pump-suction decanter of claim 6, further comprising: the filter disc (22) is in threaded fit with the buoy (2) by means of a threaded ring (21).