CN217662653U

CN217662653U - Automatic stirring device for sewage pool

Info

Publication number: CN217662653U
Application number: CN202221243595.XU
Authority: CN
Inventors: 李丰登; 孙长城; 赵永松; 陈利伟; 张明磊; 史亚丽
Original assignee: Henan Hongkang Environmental Protection Technology Co ltd
Current assignee: Henan Hongkang Environmental Protection Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-10-28
Anticipated expiration: 2032-05-23

Abstract

The utility model relates to a sewage treatment's technical field discloses a effluent water sump automatic stirring device, include: the drainage tube, first barrel and second barrel, the inside circulation of drainage tube has the fluid, first barrel is inside to be provided with the rotor, the inside agitator that is provided with of second barrel, the exit end of drainage tube stretches into the inside of first barrel, the rotatable setting in the inside of first barrel of one end of rotor, the other end stretches into in the second barrel, and with agitator detachable fixed connection, the exit end of drainage tube is provided with the throat, just be provided with a plurality of pressure-bearing pieces along its circumferencial direction on the lateral wall of rotor, spout to at least partial pressure-bearing piece through throat spun fluid. The utility model discloses the exit end of drainage tube is provided with the throat and realizes the secondary pressurization to the fluid, and the pressurized fluid has higher pressure, can produce great drive power to the pressure-bearing piece of rotor for the slew velocity of rotor to accelerate the stirring speed of agitator.

Description

Automatic stirring device for sewage pool

Technical Field

The utility model relates to a sewage treatment's technical field especially relates to a effluent water sump automatic stirring device.

Background

In the sewage treatment process, raw water in an anaerobic tank is fully fused with returned activated sludge, the more uniform the mixing is, the higher the anaerobic reaction efficiency of the sewage is, and the better the water treatment effect is.

The sewage agitating unit is usually arranged at the bottom of the anaerobic tank, so that the inlet water is agitated at the bottom, and the sludge is prevented from depositing, and the existing sewage agitating unit usually comprises: drainage pipeline, rotatory barrel and agitator, drainage pipeline spouts the fluid of drainage to rotatory barrel, and then drives rotatory barrel and rotate, and then drives the agitator through rotatory barrel and stir in the sewage pond.

However, the pressure of the fluid sprayed to the rotary cylinder through the drainage pipeline is low, the pressure of the fluid sprayed through the drainage pipeline is low, the fluid with a low flow rate cannot apply enough pressure to the rotary cylinder, and the flow rate of the fluid needs to be increased to generate enough pressure to the rotary cylinder, so that the rotary cylinder can rotate effectively.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides an automatic agitating unit of effluent water sump, aims at solving the problem that the fluid pressure that the drainage pipeline spouts to rotatory barrel among the prior art is not enough.

In order to realize the above purpose, the utility model provides a effluent water sump automatic stirring device, include: drainage tube, first barrel and second barrel, the inside circulation of drainage tube has the fluid, first barrel is inside to be provided with the rotor, the inside agitator that is provided with of second barrel, the exit end of drainage tube stretches into the inside of first barrel, the rotatable setting of one end of rotor is in the inside of first barrel, the other end stretch into in the second barrel, and with agitator detachable fixed connection, wherein, the exit end of drainage tube is provided with the throat just be provided with a plurality of pressure-bearing pieces along its circumferencial direction on the lateral wall of rotor, the warp the throat spun the fluid spouts to at least part the pressure-bearing piece.

In the automatic stirring device for a sewage tank, each pressure-bearing plate has an inner concave surface, and the fluid ejected from the necking is ejected to at least part of the inner concave surface of the pressure-bearing plate.

The aforesaid effluent water sump automatic stirring device, wherein, first barrel includes: first cylinder and first round platform body, the one end of first cylinder with second cylinder fixed connection, the other end of first cylinder with the one end fixed connection of first round platform body, just the internal diameter of first round platform body is along keeping away from the direction linearity of first cylinder intermediate position reduces, the exit end of drainage tube stretches into the inside of first cylinder, the rotatable setting of one end of rotor is in the inside of first round platform body.

In the automatic stirring device for the sewage tank, the end, far away from the first column body, of the circular truncated cone body is provided with the water outlet holes.

The automatic agitating unit of effluent water sump of foretell, wherein, the second barrel includes: one end of the second cylinder is fixedly connected with one end of the first cylinder, the other end of the second cylinder is fixedly connected with one end of the second circular table, the other end of the second circular table is provided with an opening, and the internal diameter of the second round platform body is linearly increased along the direction of keeping away from the middle position of the second cylinder body, the stirrer is rotatably arranged in the second cylinder body, and the other end of the rotor extends into the inside of the second cylinder body.

The axis of the first cylinder coincides with the axis of the second cylinder, the axis of the first cylinder coincides with the axis of the first circular truncated cone, and the axis of the second cylinder coincides with the axis of the second circular truncated cone.

The automatic stirring device for the sewage pool comprises a first cylinder, a second cylinder, a first circular truncated cone, a second cylinder and a third cylinder, wherein the first cylinder and the second cylinder are arranged in a circular arc shape, and the first cylinder and the second cylinder are arranged in a circular arc shape.

The automatic stirring device for the sewage pool is characterized in that a valve body is arranged on the drainage tube, a valve controller is arranged on the valve body, a floating ball sensor is arranged inside the first round platform body, and the floating ball sensor is in signal connection with the valve controller.

Compared with the prior art, the utility model, its beneficial effect lies in:

the utility model discloses the exit end of drainage tube is provided with the throat and realizes the secondary pressurization to the fluid, and the fluid after the pressurization has higher pressure, can produce great drive power to the bearing piece of rotor for the slew velocity of rotor accelerates the stirring speed of agitator.

Drawings

FIG. 1 is a schematic view of the automatic stirring device for a sewage tank of the present invention;

FIG. 2 is a schematic structural view of a stirrer of the automatic stirring device for a sewage tank of the present invention;

fig. 3 is a schematic structural view of the first cylinder and the second cylinder of the automatic stirring device for sewage tank of the present invention.

In the figure: 1. a drainage tube; 11. necking; 2. a first cylinder; 21. a first column; 22. a first circular truncated cone; 23. a water outlet hole; 3. a second cylinder; 31. a second cylinder; 32. a second truncated cone; 4. a rotating body; 41. a pressure-bearing sheet; 42. an inner concave surface; 5. a stirrer; 51. a rotating shaft; 52. a blade; 6. a float ball sensor; 7. a valve body; 8. a booster pump; 9. a filter; and A represents the flow direction of the fluid.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, the utility model discloses a sewage pool automatic stirring device includes: the device comprises a drainage tube 1, a first barrel 2 and a second barrel 3, pressurized fluid (liquid or gas) flows through the interior of the drainage tube 1, a necking 11 with the inner diameter smaller than that of the drainage tube 1 is arranged at the outlet end of the drainage tube 1, a rotor 4 is arranged in the first barrel 2, the rotor 4 is integrally cylindrical, one end of the rotor 4 is rotatably arranged in the first barrel 2, a rotatable stirrer 5 is arranged in the second barrel 3, the other end of the rotor 4 extends into the second barrel 3 and is spliced with the stirrer 5, a plurality of pressure-bearing sheets 41 are arranged on the outer side wall of the rotating body 4 at equal intervals along the circumferential direction of the rotating body, the outlet end of the drainage tube 1 extends into the first cylinder 2, when the pressurized fluid passes through the necking 11, because the cross section area of the necking 11 vertical to the flowing direction of the fluid is rapidly reduced, the fluid sprayed out of the necking 11 has larger pressure, the secondary pressurization of the fluid is realized, the fluid after the secondary pressurization is sprayed to part or all of the pressure-bearing sheets 41 of the rotating body 4, thereby driving the rotor 4 to rotate along the direction of the flow velocity of the fluid, and driving the stirrer 5 inside the second cylinder 3 to rotate through the rotor 4, because the second cylinder 3 is arranged in the sewage tank (not shown in the figure), the stirrer 5 drives the activated sludge and the raw water in the sewage tank to be fully fused to form vortex flow and fully stir the mixed liquid in the sewage tank, thereby avoiding the sludge deposition in the sewage tank, increasing the mass transfer effect of the sludge and the waste water, leading the mixed liquid to be more uniformly mixed, the continuous vortex flow state enables the active granular sludge to be in an active state, effectively utilizes the biomass in the anaerobic tank and accelerates the decomposition of organic matters in the sewage tank.

Further, as a preferred embodiment, the automatic stirring device for a sewage pool further comprises a pressurizing device, and the pressurizing device comprises: the booster pump 8 and the filter 9, the outlet of the booster pump 8 is connected with the inlet end of the filter 9 through a flange seal, the outlet end of the filter 9 is connected with the inlet end of the drainage tube 1 through a flange seal, the pressure is lower when the fluid flows into the inlet end of the booster pump 8, the fluid is pressurized by the booster pump 8 and then is filtered by the filter 9 and then is input into the drainage tube 1, the primary pressurization of the fluid is realized, the secondary pressurization of the fluid is realized after the necking 11 of the drainage tube 1, the pressure of the fluid on the pressure-bearing sheet 41 of the rotor 4 is increased through multiple pressurization of the fluid, the rotating speed of the rotor 4 can be accelerated, the stirring speed of the stirrer 5 is accelerated, in addition, the pressurized fluid has larger pressure, the rotor 1 can be rotated faster through the fluid with less flow, the stirrer 5 is further driven to stir, and the fluid flow is saved to a certain extent.

The booster pump 8 may be suitably selected in consideration of whether the fluid may be selected from a gas (e.g., compressed air, etc.) or a liquid (e.g., water, etc.), i.e., when the fluid is selected from a gas, the booster pump 8 is preferably a vacuum pump, and when the fluid is selected from a liquid, the booster pump 8 is preferably a hydraulic pump.

Further, as a preferred embodiment, each of the pressure-bearing plates 41 has an inner concave surface, and when the rotating body 4 rotates, at least a part of the inner concave surface of the pressure-bearing plate 41 faces the notch 11 of the drainage tube 1, so that the fluid ejected from the notch 11 is ejected to at least a part of the inner concave surface of the pressure-bearing plate 41, thereby increasing the impact force of the fluid on the pressure-bearing plate 41, accelerating the rotation of the rotating body 4, and accelerating the stirring speed of the stirrer 5.

Further, as a preferred embodiment, as shown in fig. 3, the first cylinder 2 includes: the drainage tube comprises a first cylinder 21 and a first circular truncated cone 22, one end of the first cylinder 21 is fixedly connected with a second cylinder 3, the other end of the first cylinder 21 is opposite to one end of the first circular truncated cone 22 and then welded together, the inner diameter of the first circular truncated cone 22 is linearly reduced along the direction far away from the middle position of the first cylinder 21 (namely the middle part of the height of the first cylinder 21), the outlet end of the drainage tube 1 extends into the first cylinder 21, one end of a rotor 4 is rotatably arranged in the first circular truncated cone 22, one end of the rotor 4 is detachably and fixedly connected with a stirrer 5, the stirrer 5 is driven to rotate by the rotation of the rotor 4, so that the stirrer 5 can stir in a sewage pool, when fluid is sprayed into the first cylinder 21 through the drainage tube 1, because the inner diameter of the first circular truncated cone 22 is linearly reduced, the fluid does centrifugal motion in the first cylinder 21 along the rotor 4, and simultaneously, under the action of gravity of the fluid, the fluid can flow into the first circular truncated cone 22, so that the fluid does spiral motion downwards to a plurality of the first circular truncated cone 22 and flows out of a plurality of water outlet holes of the first circular truncated cone 22 when the fluid is thrown out of the first circular truncated cone 22.

Further, as a preferred embodiment, the second cylinder 3 includes: second cylinder 31 and second round platform body 32, the one end of second cylinder 31 is just right and the welding together with the one end of first cylinder 21, the other end of second cylinder 31 is just right and the welding together with the one end of second round platform body 32, the internal diameter of second round platform body 32 is along keeping away from the linear increase of direction of second cylinder 31 intermediate position (the middle part of the height of second cylinder 31 promptly), and the uncovered setting of the other end of second round platform body 32, because second round platform body 32 sets up to the big shape of the little other end of one end, when agitator 5 stirs in second cylinder 31, can drive the mixed liquid in more sewage ponds and participate in the rotation, improve stirring efficiency.

Further, as a preferred embodiment, the axis of the first cylinder 21 coincides with the axis of the second cylinder 31, the axis of the first cylinder 21 coincides with the axis of the first truncated cone 22, and the axis of the second cylinder 31 coincides with the axis of the second truncated cone 32.

Further, as a preferred embodiment, the inner diameter of the first cylinder 21 is equal to the inner diameter of the second cylinder 31, the inner diameter of the first cylinder 21 is equal to the maximum inner diameter of the first truncated cone 22, and the inner diameter of the second cylinder 31 is equal to the minimum inner diameter of the second truncated cone 32, if the connection position between the first cylinder 21 and the first truncated cone 22 is not opposite to each other and the inner diameter of the first cylinder 21 is not equal to the inner diameter of the first truncated cone 22, the connection position between the first cylinder 21 and the first truncated cone 22 is dislocated, so that the fluid flowing in the first cylinder 21 in the direction of the internal rotation can not smoothly flow into the first truncated cone 22, which may cause the fluid in the rotational motion to reversely rotate, thereby affecting the rotation of the rotating body 4.

Further, as a preferred embodiment, the rotating body 4 is fixedly connected with the first truncated cone 22 and the first cylinder 21 through shaft sleeves, and a sealing ring is arranged at the joint of the other end of the rotating body 4 and the stirrer 5 to realize the sealing connection of the two.

Further, as a preferred embodiment, as shown in fig. 2, the agitator 5 includes: the rotating shaft 51 is connected with the other end of the first cylinder 21 in a sealing manner, and the plurality of blades 52 are inserted on the peripheral side of the rotating shaft 51 at equal intervals along the circumferential direction of the rotating shaft 51.

The working process of the application is as follows: after being pressurized for the first time by the booster pump 8, the fluid enters the drainage tube 1 through the filter 9, and is sprayed into the first cylinder 21 from the outlet end of the drainage tube 1, because the outlet end of the drainage tube 1 is provided with the reducing opening 11, the fluid sprayed into the first cylinder 21 has higher pressure, so that the secondary pressurization of the fluid is realized, the fluid is sprayed on the pressure-bearing sheets 41 of the rotating body 4 to drive the rotating body 4 to rotate, the rotating body 4 drives the stirrer 5 which is inserted together with the rotating body 4 to rotate together, so that the mixing of the mixed liquid in the sewage tank is realized, and the fluid sprayed on the pressure-bearing sheets 41 does downward spiral motion along the inner walls of the first cylinder 21 and the first circular table 22 under the action of centrifugal force and gravity until the fluid moves to the bottom end of the first circular table 22, and is thrown out through the water outlet holes at the bottom end of the first circular table 22.

To sum up, the utility model discloses a booster pump 8 realizes the pressurization of once of convection cell, drainage tube 1's exit end is provided with throat 11 and realizes the secondary pressurization of convection cell, twice pressurized fluid has higher pressure, can produce great drive power to a plurality of bearing pieces 41 of rotor 4, accelerate the slew velocity of rotor 4, thereby accelerate agitator 5's stirring speed, furthermore, the internal diameter linearity of the first round platform body 22 of first barrel 2 changes, make the fluid of spraying on a plurality of bearing pieces 41 of rotor 4 be rotary motion downwards along the inner wall of first barrel 2, can discharge in the first barrel 2 fast, can not influence the rotation of rotor 4, furthermore, the internal diameter linearity of the second round platform body 32 of second barrel 3 changes, make and to hold more mixed liquid in the second round platform body 32, when agitator 5 stirs, can drive more mixed liquid and stir, accelerate stirring efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. An automatic stirring device for a sewage pool, comprising: drainage tube, first barrel and second barrel, the inside circulation of drainage tube has the fluid, first barrel is inside to be provided with the rotor, the inside agitator that is provided with of second barrel, the exit end of drainage tube stretches into the inside of first barrel, the rotatable setting of one end of rotor is in the inside of first barrel, the other end stretch into in the second barrel, and with agitator detachable fixed connection, its characterized in that, the exit end of drainage tube is provided with the throat just be provided with a plurality of bearing pieces along its circumferencial direction on the lateral wall of rotor, the warp the throat spun the fluid spouts to at least part the bearing piece.

2. The automatic stirring device for a sewage pool of claim 1, wherein each of said pressure-bearing pieces has an inner concave surface, and said fluid injected through said throat is injected toward at least a part of said inner concave surface of said pressure-bearing piece.

3. The automatic stirring device for sewage tanks according to claim 1 or 2, characterized in that said first cylinder comprises: first cylinder and first round platform body, the one end of first cylinder with second cylinder fixed connection, the other end of first cylinder with the one end fixed connection of first round platform body, just the internal diameter of first round platform body is along keeping away from the direction linearity of first cylinder intermediate position reduces, the exit end of drainage tube stretches into the inside of first cylinder, the rotatable setting of one end of rotor is in the inside of first round platform body.

4. The automatic stirring device for sewage tanks of claim 3, wherein the end of the circular truncated cone away from the first cylinder is provided with a plurality of water outlet holes.

5. The automatic stirring device for a wastewater tank of claim 4, wherein the second cylinder comprises: second cylinder and second round platform body, the one end of second cylinder with the one end fixed connection of first cylinder, the other end of second cylinder with the one end fixed connection of second round platform body, the other end of second round platform body sets up to the opening, just the internal diameter of second round platform body is along keeping away from the direction linear increase of second cylinder body intermediate position, the rotatable setting of agitator is in the inside of second cylinder body, the other end of rotor stretches into the inside of second cylinder body.

6. The automatic stirring device for a wastewater tank of claim 5, wherein the axis of the first cylinder coincides with the axis of the second cylinder, the axis of the first cylinder coincides with the axis of the first circular truncated cone, and the axis of the second cylinder coincides with the axis of the second circular truncated cone.

7. The automatic stirring device for a wastewater tank of claim 5 or 6, wherein the first cylinder has an inner diameter equal to that of the second cylinder, the first cylinder has an inner diameter equal to the maximum inner diameter of the first circular truncated cone, and the second cylinder has an inner diameter equal to the minimum inner diameter of the second circular truncated cone.

8. The automatic stirring device for the sewage pool of claim 7, wherein a valve body is arranged on the drainage tube, a valve body controller is arranged on the valve body, a floating ball sensor is arranged inside the first round platform body, and the floating ball sensor is in signal connection with the valve body controller.