CN208626705U - A kind of rotational flow grit chamber settling system starts recoiling device automatically - Google Patents
A kind of rotational flow grit chamber settling system starts recoiling device automatically Download PDFInfo
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- CN208626705U CN208626705U CN201820754484.2U CN201820754484U CN208626705U CN 208626705 U CN208626705 U CN 208626705U CN 201820754484 U CN201820754484 U CN 201820754484U CN 208626705 U CN208626705 U CN 208626705U
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- suction pipe
- pipe road
- sand suction
- spray head
- rotational flow
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Abstract
A kind of rotational flow grit chamber settling system starts recoiling device automatically.It is related to field of environment protection equipment, more particularly to the improvement to sand structure is taken out in settling system.It can effectively avoid sand suction pipe road in setting pot from blocking, ensure the normal sediment outflow of setting pot.Recoiling device is set on the sand suction pipe road, including exhaust pipe and spray head, the spray head is fixed on the inner wall in the sand suction pipe road and is placed in the exit in the sand suction pipe road, and the inlet end of the spray head is connected to the exhaust pipe, the outlet of the nozzle of the spray head towards the sand suction pipe road；The exhaust pipe connects air compressor machine far from one end of the spray head, and the exhaust pipe is equipped with valve.High pressure draught is sprayed to the entrance in sand suction pipe road by nozzle, to realize recoil, so that being blocked in the sundries dispersion of the entrance in sand suction pipe road, it is again introduced into eddy flow and is filtered, it can effectively avoid sand suction pipe road in setting pot from blocking, ensure the normal sediment outflow of setting pot.
Description
Background technique
The utility model relates to field of environment protection equipment, more particularly to the improvement to sand structure is taken out in settling system.
Technical field
Sewage plant rotational flow grit chamber sand pump is a large amount of due to containing in water inlet since the special frequent pumping of installation site is less than sand
Fibrous rubbish and dendritic rubbish highly effective interception, removal cannot be obtained in fine fack, rotational flow grit chamber is being run
Occurs the case where sediment outflow conduit entrance blocks due to fibrous rubbish and dendritic rubbish are built bridge repeatedly in the process, so that sediment by rotational flow
Pond cannot normal sediment outflow, cause grit to enter biochemistry pool.
(107774018 A of CN, eddy flow are heavy for an application for a patent for invention disclosed in State Intellectual Property Office 2018-03-09
Sand pond draining sand method and sand-removing system) a kind of sand-removing system is disclosed, mainly utilize multiple sensors acquisition setting pot and sand hopper
The burden of interior sandstone, so as to carry out sediment outflow automatically according to the burden of sandstone.But drain pipe is found in use
Nozzle often by sewage sundries block, therefore influence rotational flow grit chamber cannot normal sediment outflow, cause gravel to enter biochemistry
Pond influences subsequent water process process.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of this utility model a kind of can effectively avoid inhaling in setting pot providing
Sand pipeline blocking ensures that the rotational flow grit chamber settling system of the normal sediment outflow of setting pot starts recoiling device automatically.
The purpose of this utility model adopts the following technical scheme that realization: the settling system includes being set to the sediment by rotational flow
Sand suction pipe road in pond, the rotational flow grit chamber are connected to grit water separator by sand suction pipe road, and the import in the sand suction pipe road is set
In in the rotational flow grit chamber, the outlet in the sand suction pipe road is set in the grit water separator, and the sand suction pipe road is equipped with
Sand pump；
The recoiling device is set on the sand suction pipe road, including exhaust pipe and spray head, the spray head are fixed on the suction
On the inner wall of sand pipeline and it is placed in the exit in the sand suction pipe road, the inlet end of the spray head is connected to the exhaust pipe, institute
The nozzle of spray head is stated towards the outlet in the sand suction pipe road；
The exhaust pipe connects air compressor machine far from one end of the spray head, and the exhaust pipe is equipped with valve.
The exhaust pipe is equipped with pressurizing device, and the pressurizing device includes the expansion box being connected to the exhaust pipe, institute
The air inlet for stating expansion box is connected to exhaust pipe, and the gas outlet of the expansion box is connected to reducer pipe, the major part of the reducer pipe with
The gas outlet connection, the microcephaly of the reducer pipe are connected to the inlet end of the spray head, and the gas outlet is equipped with differential valve.
The spray head includes the hemispherical shell being fixed on the inner wall in the sand suction pipe road, in the hemispherical shell
Sky, the inlet end are set in the hemispherical shell, towards the exit in the sand suction pipe road on the hemispherical shell
Side is equipped with nozzle, and the nozzle is connected to the inlet end.
Lip shape groove is opened up on the surface of the hemispherical shell, the nozzle is set in the lip shape groove, including master
Spray orifice and at least a pair of of auxiliary spray hole, the main jet hole and the auxiliary spray hole are connected to the inlet end.
The valve is solenoid valve, and the solenoid valve is controlled by controller；
The controller is programmable logic controller (PLC).
Compared with prior art, the utility model has the beneficial effects that: when the entrance in sand suction pipe road draws sundries blocking,
Air compressor machine is inflated to exhaust pipe, sprays high pressure draught to the entrance in sand suction pipe road by nozzle, thus realize recoil, so that
It is blocked in the sundries dispersion of the entrance in sand suction pipe road, is again introduced into eddy flow and is filtered, can effectively avoid inhaling in setting pot
Sand pipeline blocking, ensures the normal sediment outflow of setting pot.
It in order to avoid injection gas pressure is inadequate, is pressurizeed using pressurizing device to jet-stream wind, when air compressor machine works
When, air-flow initially enters expansion box, and when pressure is enough in expansion box, differential valve is opened, in expansion box after once pressurizeing
Gas promote gas flow rate to become faster by reducer pipe so that the air-flow velocity sprayed from spray head is faster, repercussion effect is more preferable,
It is broken up using pressure air by the rubbish built bridge is formed at sand suction pipe road, destroys and build bridge, enable the normal operation of rotational flow grit chamber,
So that the case where avoiding sand setting from entering biochemistry pool and the increase of aerating system energy consumption, aeration effect is caused to be deteriorated, reaches better guarantor
It is up to standard to demonstrate,prove effluent quality, the purpose of energy-saving and emission-reduction.
Detailed description of the invention
Fig. 1 is the utility model structure diagram,
Fig. 2 is pressurizing device structural schematic diagram in the utility model,
Fig. 3 is the utility model nozzle structure schematic diagram,
Fig. 4 is A-A cross-sectional view in Fig. 3；
1, rotational flow grit chamber in figure；2, sand suction pipe road；21, valve；3, grit water separator；4, sand pump；51, exhaust pipe；
521, inlet end；522, nozzle；523, hemispherical shell；524, lip shape groove；53, pressurizing device；531, expansion box；532, become
Diameter pipe；533, differential valve.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
The utility model is as Figure 1-Figure 4, and the settling system includes the sand suction pipe in the rotational flow grit chamber 1
Road 2, the rotational flow grit chamber 1 are connected to grit water separator 3 by sand suction pipe road 2, and the import in the sand suction pipe road 2 is set to the rotation
It flows in setting pot 1, the outlet in the sand suction pipe road 2 is set in the grit water separator 3, and the sand suction pipe road 2, which is equipped with, takes out sand
Pump 4；Sand pump 4 sucks the desilting in rotational flow grit chamber 1 in grit water separator 3 by sand suction pipe road 2, prevents rotational flow grit chamber
1 sand setting is excessive, and grit is caused to enter biochemistry pool, guarantees that subsequent processing is smooth.
The recoiling device is set on the sand suction pipe road 2, including exhaust pipe 51 and spray head, and the spray head is fixed on described
On the inner wall in sand suction pipe road 2 and it is placed in the exit in the sand suction pipe road 2, the inlet end 521 and the exhaust pipe of the spray head
51 connections, the outlet of the nozzle 522 of the spray head towards the sand suction pipe road 2；The exhaust pipe 51 far from the spray head one
End connection air compressor machine (air compressor), the exhaust pipe 51 are equipped with valve 21.Draw sundries when the entrance in sand suction pipe road 2 to block up
When plug, air compressor machine is inflated to exhaust pipe 51, sprays high pressure draught to the entrance in sand suction pipe road 2 by nozzle 522, thus
It realizes recoil, so that being blocked in the sundries dispersion of the entrance in sand suction pipe road 2, is again introduced into eddy flow and is filtered, it can be effective
It avoids sand suction pipe road 2 in setting pot from blocking, ensures the normal sediment outflow of setting pot.
The exhaust pipe 51 is equipped with pressurizing device 53, and the pressurizing device 53 includes being connected to the exhaust pipe 51
The air inlet of expansion box 531, the expansion box 531 is connected to exhaust pipe 51, and the gas outlet of the expansion box 531 is connected to variable diameter
The major part of pipe 532, the reducer pipe 532 is connected to the gas outlet, the microcephaly of the reducer pipe 532 and the air inlet of the spray head
521 connection of end, the gas outlet is equipped with differential valve 533.It is right using pressurizing device 53 in order to avoid injection gas pressure is inadequate
Jet-stream wind pressurizes, and when air compressor machine work, air-flow initially enters expansion box 531, when pressure is enough in expansion box 531
When, differential valve 533 is opened, and the gas in expansion box 531 after once pressurizeing promotes gas flow rate to become by reducer pipe 532
Fastly, so that from spray head spray air-flow velocity faster, repercussion effect is more preferable, using pressure air will at sand suction pipe road 2 shape
It is broken up at the rubbish of bridge formation, destroys and build bridge, the normal operation of rotational flow grit chamber 1 is enabled, so that sand setting be avoided to enter biochemistry pool and lead
The case where causing the increase of aerating system energy consumption, aeration effect to be deteriorated reaches and preferably guarantees that effluent quality is up to standard, the mesh of energy-saving and emission-reduction
's.
The spray head includes the hemispherical shell 523 being fixed on the inner wall in the sand suction pipe road 2, the hemispherical shell
523 is hollow, and the inlet end 521 is set in the hemispherical shell 523, towards the suction sand on the hemispherical shell 523
The side in the exit of pipeline 2 is equipped with nozzle 522, and the nozzle 522 is connected to the inlet end 521.The hemispherical shell
Open up lip shape groove 524 on 523 surface, the nozzle 522 is set in the lip shape groove 524, including main jet hole and at least
A pair of of auxiliary spray hole, the main jet hole and the auxiliary spray hole are connected to the inlet end 521.Lip shape groove 524 make from
The air-flow that nozzle 522 ejects is in covering of the fan shape, and recoil range is bigger, and effect is good.
The valve 21 is solenoid valve, and the solenoid valve is controlled by controller；The controller is Programmable logical controller
Device.Programmable logic controller (PLC) (PLC) program can be repeatedly erasable, and recoil time is set in PLC by operations staff.It is recoiling
Sand pump 4 is opened after closing at solenoid valve, guarantees that sand pump 4 can normally take out sand.
Claims (5)
1. a kind of rotational flow grit chamber settling system starts recoiling device automatically, the settling system includes being set to the sediment by rotational flow
Sand suction pipe road in pond, the rotational flow grit chamber are connected to grit water separator by sand suction pipe road, and the import in the sand suction pipe road is set
In in the rotational flow grit chamber, the outlet in the sand suction pipe road is set in the grit water separator, and the sand suction pipe road is equipped with
Sand pump；
It is characterized in that, the recoiling device is set on the sand suction pipe road, including exhaust pipe and spray head, the spray head are fixed on
On the inner wall in the sand suction pipe road and it is placed in the exit in the sand suction pipe road, the inlet end of the spray head and the exhaust pipe connect
It is logical, the outlet of the nozzle of the spray head towards the sand suction pipe road；
The exhaust pipe connects air compressor machine far from one end of the spray head, and the exhaust pipe is equipped with valve.
2. a kind of rotational flow grit chamber settling system according to claim 1 starts recoiling device automatically, which is characterized in that institute
Exhaust pipe is stated equipped with pressurizing device, the pressurizing device includes the expansion box being connected to the exhaust pipe, the expansion box
Air inlet is connected to exhaust pipe, and the gas outlet of the expansion box is connected to reducer pipe, the major part of the reducer pipe and the gas outlet
Connection, the microcephaly of the reducer pipe are connected to the inlet end of the spray head, and the gas outlet is equipped with differential valve.
3. a kind of rotational flow grit chamber settling system according to claim 1 starts recoiling device automatically, which is characterized in that institute
Stating spray head includes the hemispherical shell being fixed on the inner wall in the sand suction pipe road, and the hemispherical shell is hollow, the air inlet
End is set in the hemispherical shell, is equipped with spray towards the side in the exit in the sand suction pipe road on the hemispherical shell
Mouth, the nozzle are connected to the inlet end.
4. a kind of rotational flow grit chamber settling system according to claim 3 starts recoiling device automatically, which is characterized in that institute
It states and opens up lip shape groove on the surface of hemispherical shell, the nozzle is set in the lip shape groove, including main jet hole and at least
A pair of of auxiliary spray hole, the main jet hole and the auxiliary spray hole are connected to the inlet end.
5. a kind of rotational flow grit chamber settling system according to claim 1,2 or 3 starts recoiling device automatically, feature exists
In the valve is solenoid valve, and the solenoid valve is controlled by controller；
The controller is programmable logic controller (PLC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820754484.2U CN208626705U (en) | 2018-05-18 | 2018-05-18 | A kind of rotational flow grit chamber settling system starts recoiling device automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820754484.2U CN208626705U (en) | 2018-05-18 | 2018-05-18 | A kind of rotational flow grit chamber settling system starts recoiling device automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208626705U true CN208626705U (en) | 2019-03-22 |
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ID=65732135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820754484.2U Active CN208626705U (en) | 2018-05-18 | 2018-05-18 | A kind of rotational flow grit chamber settling system starts recoiling device automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208626705U (en) |
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2018
- 2018-05-18 CN CN201820754484.2U patent/CN208626705U/en active Active
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