CN208389458U - Rotational flow grit chamber based on Double-curved-surface stirring device - Google Patents
Rotational flow grit chamber based on Double-curved-surface stirring device Download PDFInfo
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- CN208389458U CN208389458U CN201820508246.3U CN201820508246U CN208389458U CN 208389458 U CN208389458 U CN 208389458U CN 201820508246 U CN201820508246 U CN 201820508246U CN 208389458 U CN208389458 U CN 208389458U
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Abstract
The utility model provides a kind of rotational flow grit chamber based on Double-curved-surface stirring device, including setting pot, inlet channel and outlet canal are connected on the setting pot, the center of the setting pot is equipped with axial Double-curved-surface stirring device, the bottom of the setting pot and be located at Double-curved-surface stirring device lower section be equipped with sand hopper, the center of the setting pot is additionally provided with axial sand extraction device and drain pipe, the input end of the drain pipe is connected to the outlet end of sand extraction device, setting pot is stretched out in the outlet end of the drain pipe, and the sand extraction device is extend into the sand hopper of bottom.The utility model can effectively be eliminated stirring dead angle, be promoted the separation of organic matter and sand grains using agitating device of the Double-curved-surface stirring device as setting pot of adjustable speed, solve the problems, such as that existing setting pot pulpboard stirs that desanding effect is poor, fluctuation of service.
Description
Technical field
The utility model relates to technical field of sewage, and in particular to a kind of sediment by rotational flow based on Double-curved-surface stirring device
Pond.
Background technique
The main function of setting pot is that partial size is greater than 0.2mm, density is greater than 2.65t/m in removal sewage3The grains of sand, with protect
The facilities such as pillar road, valve are from wearing and blocking, and due to its working principle is that based on Gravity Separation, therefore should control sand setting
The water inlet flow velocity in pond, so that heavy inorganic particle sinks, and organic suspension particle can be taken away with water flow.Existing setting pot
Type mainly have horizontal-flow grit chamber, aerated grit chamber and spiral-flow desilting pond etc., wherein rotational flow grit chamber is a kind of using machine
Tool power controls the fluidised form and flow velocity of water flow, and then the desilting device for accelerating the precipitating of the grains of sand and taking away organic matter with water flow.
However current spiral-flow desilting pond is usually that pulpboard or blade are arranged among setting pot to make in pond as blender
Water flow keep circulation, in the process of running, intermediate pulpboard or blade is arranged in can not be by the sand of bottom of pond for this setting pot
Grain is all rolled, so that a large amount of sand grains are deposited on bottom of pond, causes setting pot desanding effect poor, while can also wind fiber on pulpboard
Shape object, so that fluctuation of service.
Utility model content
The purpose of this utility model is to provide a kind of rotational flow grit chambers based on Double-curved-surface stirring device, existing heavy to solve
Sand pond pulpboard stirs the problem of poor desanding effect, fluctuation of service.
For this purpose, the technical solution adopted in the utility model are as follows:
A kind of rotational flow grit chamber based on Double-curved-surface stirring device, including setting pot are connected with inlet channel on the setting pot
And outlet canal, the center of the setting pot are equipped with axial Double-curved-surface stirring device, the revolving speed of the Double-curved-surface stirring device is adjustable
It is whole, to reach optimal sand setting effect, the bottom of the setting pot and lower section for being located at Double-curved-surface stirring device is equipped with sand hopper, institute
The center for stating setting pot is additionally provided with axial sand extraction device and drain pipe, the input end of the drain pipe and the outlet of sand extraction device
Setting pot is stretched out in the outlet end of end connection, the drain pipe, and the sand extraction device is extend into the sand hopper of bottom.
Further, the Double-curved-surface stirring device includes hyperbolic surface impeller, transmission shaft and driving device, the driving device
The top of the setting pot is set, and one end of the transmission shaft is vertically fixed on the lower section of the driving device, the transmission
The other end of axis is connect with hyperbolic surface impeller, the curved blade impeller body upper surface shape of the hyperbolic surface impeller be hyperbola bus around
Impeller body axis rotary at gradually open double globoidal structures.
Further, gradually opening for the hyperbolic surface impeller uniformly distributed in double cambered surfaces has a plurality of guide vane.
Further, the guide vane protrudes 1~10cm of hyperboloid impeller surface.
Further, the diameter of the hyperbolic surface impeller is 500mm~2800mm, and the revolving speed of the hyperbolic surface impeller is can
It adjusts.
Further, the hyperbolic surface impeller is made by reinforcing fiber glass reinforced plastic or stainless steel material, is adapted to not
Same working condition requirement, long service life.
Further, the sand extraction device is also connected with grit water separator, and the grit water separator is arranged in the sand setting
On ground beside pond, the sand extraction device uses air lift unit, can be equipped with sand-draining pump sediment outflow, finally passes through girt-water separation
Device reaches the standard of cleaning sediment outflow.
Further, along service bridge is additionally provided in the pond body of the setting pot, the driving device is arranged on service bridge.
Compared with existing pulpboard formula rotational flow grit chamber, a kind of rotation based on Double-curved-surface stirring device provided by the utility model
Flow setting pot, the agitating device using Double-curved-surface stirring device as setting pot, unique hyperboloid blade wheel structure design, maximum
Fluid behaviour is combined with mechanical movement limit, stirring dead angle can be effectively eliminated, promote the separation of organic matter and sand grains,
Since suffered centrifugal force is different, the biggish sand grains of relative density is thrown toward pool wall, sinks to sand hopper under gravity, and relatively light
Organic matter, then separated in setting pot middle section with sand, organic matter with water outlet eddy flow take out of outside pond.In addition, by adjusting
The revolving speed of hyperbolic surface impeller can achieve optimal sand setting effect.Itself the specific beneficial effects are as follows:
1, the unique hyperboloid blade wheel structure design of the utility model, it is to the maximum extent that fluid behaviour is complete with mechanical movement
Beauteously combine；In use, from the center of hyperbolic surface impeller water inlet circumferentially spread, catered to water body flow, reduce into
Water turbulence guarantees that liquid is uniform to the pressure of hyperboloid impeller surface, thus guarantee stability of the complete machine under motion state, into
And guarantee that Double-curved-surface stirring device mixing effect is uniform and high-efficient；
2, the utility model gradually opens uniformly distributed a plurality of guide vane in double cambered surfaces in hyperbolic surface impeller, certainly by liquid
The centrifugal force that the potential energy and impeller that the supplement water inlet of weight masterpiece obtains generate when rotating forms kinetic energy, and liquid is in acceleration of gravity
Make tangential motion along circumference of impeller direction through hyperboloid structural transition under effect, under the reflex of setting pot pool wall, is formed
Circulating water flow from bottom to top, to obtain the intersection water flow in axially and radially direction；
3, close to installation, making it is direct to the anti-settling effect of suspended matter for the hyperbolic surface impeller of the utility model and sand hopper
, stirring dead angle can be effectively eliminated, ideal desanding effect is obtained；
4, the hyperbolic surface impeller specification of the utility model be it is a variety of, can flexible choice, to meet user's difference working condition
Demand.
Detailed description of the invention
Fig. 1 is a kind of top view based on Double-curved-surface stirring device rotational flow grit chamber of the utility model.
Fig. 2 is a kind of schematic view of facade structure based on Double-curved-surface stirring device rotational flow grit chamber of the utility model.
Fig. 3 is the structural schematic diagram of Double-curved-surface stirring device in Fig. 2.
It is as shown in the figure: 1- inlet channel, 2- setting pot, 3- sand hopper, 4- Double-curved-surface stirring device, 4.1- hyperbolic surface impeller,
4.1.1- guide vane, 4.2- transmission shaft, 4.3- driving device, 5- sand extraction device, 6- drain pipe, 7- outlet canal, 8- service bridge.
Specific embodiment
The present invention will be further described in the following with reference to the drawings and specific embodiments.
As shown in Figs. 1-2, the utility model provides a kind of rotational flow grit chamber based on Double-curved-surface stirring device, including a sand setting
Pond 2 is connected with inlet channel 1 and outlet canal 7 on the setting pot 2, and the center of the setting pot 2 is equipped with axial hyperboloid and stirs
Mix device 4, the bottom of the setting pot 2 and lower section for being located at Double-curved-surface stirring device 4 is equipped with sand hopper 3, the center of the setting pot 2
It is additionally provided with axial sand extraction device 5 and drain pipe 6, the input end of the drain pipe 6 is connected to the outlet end of sand extraction device 5, institute
Setting pot 2 is stretched out in the outlet end for stating drain pipe 6, and the sand extraction device 5 is extend into the sand hopper 3 of bottom.
Specifically, sewage flows into setting pot 2 by 1 inflow entrance tangential direction of inlet channel, stirred by the hyperboloid in 2 center of setting pot
It mixes device 4 and carries out separating treatment.
Specifically, as shown in figure 3, the Double-curved-surface stirring device 4 includes hyperbolic surface impeller 4.1, transmission shaft 4.2 and driving dress
4.3 are set, the top of the setting pot 2 is arranged in the driving device 4.3, and one end of the transmission shaft 4.2 is vertically fixed on institute
The lower section of driving device 4.3 is stated, the other end of the transmission shaft 4.2 is connect with hyperbolic surface impeller 4.1, the hyperbolic surface impeller
4.1 curved blade impeller body upper surface shape be hyperbola bus around impeller body axis rotary at gradually open double globoidal structures,
Hyperbolic surface impeller 4.1 gradually opens uniformly distributed 8 guide vanes 4.1.1 in double cambered surfaces, and the guide vane 4.1.1 protrudes hyperbolic
4.1 1~10cm of surface of surface impeller, so unique blade wheel structure design, to the maximum extent by fluid behaviour and mechanical movement phase
In conjunction with, it can effectively eliminate and stir dead angle, the separation of promotion organic matter and sand grains.
Specifically, the diameter of the hyperbolic surface impeller 4.1 is 500mm~2800mm, the hyperbolic surface impeller 4.1 is by enhancing
Fiber glass fiber reinforced plastic or stainless steel material are made, and so adapt to different working condition requirements, long service life.
Specifically, the sand extraction device 5 is also connected with grit water separator, the grit water separator is arranged by setting pot 2
On the ground on side, the sand extraction device 5 uses air lift unit, can be equipped with sand-draining pump sediment outflow, finally passes through grit water separator 5
Reach the standard of cleaning sediment outflow；Along service bridge 8 is additionally provided in the pond body of the setting pot 2, the driving device 4.3 is arranged in work
Make on bridge 8.
The utility model embodiment 1 is set as 3500mm, Chi Shen by adopting the above technical scheme, by the diameter of setting pot 2
The diameter of 1800mm, hyperbolic surface impeller 4.1 select 1500mm.
The utility model embodiment 2 is set as 5500mm, Chi Shen by adopting the above technical scheme, by the diameter of setting pot 2
The diameter of 2000mm, hyperbolic surface impeller 4.1 select 2000mm.
Above-described embodiment 1 and 2 has been all made of agitating device of the Double-curved-surface stirring device 4 as setting pot 2, unique hyperbolic
The design of surface impeller structure, to the maximum extent combines fluid behaviour with mechanical movement, can effectively eliminate stirring dead angle, promote
The separation of organic matter and sand grains, since suffered centrifugal force is different, the biggish sand grains of relative density is thrown toward pool wall, in the work of gravity
With being lowered into sand hopper, and lighter organic matter, then it is separated in setting pot middle section with sand, organic matter is taken out of with water outlet eddy flow
Outside pond.In addition, can achieve optimal sand setting effect by adjusting the revolving speed of hyperbolic surface impeller.
The part not illustrated in specification is the prior art or common knowledge.It is practical new that the present embodiment is merely to illustrate this
Type, rather than limitation the scope of the utility model, the equivalent replacement etc. that those skilled in the art do the utility model
Modification is deemed to fall in the utility model claims book institute protection scope.
Claims (6)
1. a kind of rotational flow grit chamber based on Double-curved-surface stirring device, including setting pot (2), be connected on the setting pot (2) into
Water channel (1) and outlet canal (7), it is characterised in that: the center of the setting pot (2) is equipped with axial Double-curved-surface stirring device (4),
The bottom of the setting pot (2) and the lower section for being located at Double-curved-surface stirring device (4) is equipped with sand hopper (3), in the setting pot (2)
Centre is additionally provided with axial sand extraction device (5) and drain pipe (6), the input end of the drain pipe (6) and the outlet of sand extraction device (5)
Setting pot (2) are stretched out in the outlet end of end connection, the drain pipe (6), and the sand extraction device (5) extend into the sand hopper (3) of bottom
In.
2. a kind of rotational flow grit chamber based on Double-curved-surface stirring device according to claim 1, it is characterised in that: the hyperbolic
Face blender (4) includes hyperbolic surface impeller (4.1), transmission shaft (4.2) and driving device (4.3), and the driving device (4.3) sets
The top in the setting pot (2) is set, one end of the transmission shaft (4.2) is vertically fixed under the driving device (4.3)
Side, the other end of the transmission shaft (4.2) are connect with hyperbolic surface impeller (4.1), the curved blade impeller of the hyperbolic surface impeller (4.1)
Body upper surface shape be hyperbola bus around impeller body axis rotary at gradually open double globoidal structures.
3. a kind of rotational flow grit chamber based on Double-curved-surface stirring device according to claim 2, it is characterised in that: the hyperbolic
Gradually opening for surface impeller (4.1) uniformly distributed in double cambered surfaces has a plurality of guide vane (4.1.1).
4. a kind of rotational flow grit chamber based on Double-curved-surface stirring device according to claim 3, it is characterised in that: the water conservancy diversion
Blade (4.1.1) protrudes hyperbolic surface impeller (4.1) 1~10cm of surface.
5. a kind of rotational flow grit chamber based on Double-curved-surface stirring device according to claim 2, it is characterised in that: the hyperbolic
The diameter of surface impeller (4.1) is 500mm~2800mm.
6. according to a kind of described in any item rotational flow grit chambers based on Double-curved-surface stirring device of claim 2-5, it is characterised in that:
Along being additionally provided with service bridge (8) in the pond body of the setting pot (2), the driving device (4.3) is arranged on service bridge (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820508246.3U CN208389458U (en) | 2018-04-11 | 2018-04-11 | Rotational flow grit chamber based on Double-curved-surface stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820508246.3U CN208389458U (en) | 2018-04-11 | 2018-04-11 | Rotational flow grit chamber based on Double-curved-surface stirring device |
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| CN208389458U true CN208389458U (en) | 2019-01-18 |
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| CN201820508246.3U Active CN208389458U (en) | 2018-04-11 | 2018-04-11 | Rotational flow grit chamber based on Double-curved-surface stirring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2738083C1 (en) * | 2020-06-26 | 2020-12-07 | Непубличное акционерное общество "Астерион" | Mixing device |
-
2018
- 2018-04-11 CN CN201820508246.3U patent/CN208389458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2738083C1 (en) * | 2020-06-26 | 2020-12-07 | Непубличное акционерное общество "Астерион" | Mixing device |
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