CN207056040U - A kind of sewage treatment plant's cyclone desanding device - Google Patents
A kind of sewage treatment plant's cyclone desanding device Download PDFInfo
- Publication number
- CN207056040U CN207056040U CN201720840230.8U CN201720840230U CN207056040U CN 207056040 U CN207056040 U CN 207056040U CN 201720840230 U CN201720840230 U CN 201720840230U CN 207056040 U CN207056040 U CN 207056040U
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- Prior art keywords
- sand
- pond body
- air lift
- extraction device
- water separator
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- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The utility model discloses a kind of sewage treatment plant's cyclone desanding device,Including air lift sand extraction device,Agitator,Sand hopper,Grit water separator and pond body,The agitator is fixedly mounted on air lift sand extraction device side,The air lift sand extraction device is fixedly installed on pond body top,The air lift sand extraction device includes sand suction pipe,The air lift sand extraction device right-hand member is provided with pH value detection means,The pH value detection means inner chamber is provided with processor,A/D converter and pH value test bar,The pH value detection means top is provided with display screen,The pH value test bar runs through pond body top,The grit water separator top is provided with sand inlet,The air lift sand extraction device is connected by sediment outflow pipe with the sand inlet on grit water separator top,High-pressure hydraulic pump is communicated with by water pipe between the air lift sand extraction device and grit water separator,Water tank is provided with the high-pressure hydraulic pump.The utility model is easy to air purge disturbance sand grains " fluidization " and air lift carries sand, reduces mud and gravel in sand hopper.
Description
Technical field
Sewage disposal applied technical field is the utility model is related to, specially a kind of sewage treatment plant's cyclone desanding device.
Background technology
It is domestic that Miao Zui sewage treatment plants are located at Fongdu County In Chongqing, using oxidation ditch process, factory's rotational flow grit chamber pond type
Structure belongs to Zhong Shi wedged bottom setting pots, and based on gravity principle desanding, using 270 degree of Inlet and outlet water modes, stirring is set in the middle part of pond body
Device, rotating speed 52rpm, non-adjustable, HRT is more than 100 seconds, puies forward sand equipment and carries sand using sand pump, is installed on pond body a quarter radius
Place, Sand pump are connected with the coupling of wedged bottom sand suction pipe, are easy to lift sand pump, 108 millimeters of sand extraction tube caliber, single seat pond sand extraction tube to sand
There are 7 90 degree of elbows in separator, sand extraction tube exports (pond body ullage horizontal segment) to the grit water separator import discrepancy in elevation about
50 centimetres, the fracture of grit water separator shaftless screw, bar excalation is served as a contrast, has been stopped, grit water separator angle of repose 30 to 35
Degree, in the prior art, desanding device and air lift sand extraction device easily block in use, cause to carry the obstacle of sand.
Utility model content
The purpose of this utility model is to provide a kind of sewage treatment plant's cyclone desanding device, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of sewage treatment plant's cyclone desanding device,
Including air lift sand extraction device, agitator, sand hopper, grit water separator and pond body, the agitator is fixedly mounted on air lift and carries sand dress
Side is put, the agitator includes agitating shaft, and the agitating shaft runs through pond body top, and extends to pond body inner chamber, the sand hopper
Pond body inner chamber bottom is fixedly mounted on, the air lift sand extraction device is fixedly installed on pond body top, the air lift sand extraction device bag
Sand suction pipe is included, the sand suction pipe runs through pond body inner chamber, and extends to and carry sand apart from 100 millimeters of sand hopper bottom position, the air lift
Device right-hand member is provided with pH value detection means, and the pH value detection means inner chamber is provided with processor, A/D converter and pH value inspection
Rod is surveyed, the pH value detection means top is provided with display screen, and the processor is electric with A/D converter, pH value test bar respectively
Property connection, the A/D converter and display screen be electrically connected with, and the pH value test bar runs through pond body top, and extends to pond body
Inner chamber, the grit water separator is arranged on the left of pond body, and is less than pond body top, and the grit water separator top is provided with into sand
Mouthful, the air lift sand extraction device connected by sediment outflow pipe with the sand inlet on grit water separator top, the air lift sand extraction device and
High-pressure hydraulic pump is communicated with by water pipe between grit water separator, water tank is provided with the high-pressure hydraulic pump.
Preferably, the stirring shaft end is welded with impeller.
Preferably, the sand hopper bottom is arranged to pyramidal structure, and the sand hopper top is provided with slope, the pond body inner chamber
The second delivery port is provided with, the slope is connected with the second delivery port, and second delivery port is provided with weir with slope junction
Plate, the weir plate are highly arranged to 300 millimeters.
Preferably, second water outlet is provided with control valve, and the control valve insertion is provided with internal thread, described interior
Screw thread is nested with screw rod, and the screw rod top is by fixed mount setting on pond body top.
Preferably, the sand suction pipe end is connected with sand suction pipe mouth, and the sand suction pipe mouth is in bell mouth shape.
Preferably, the sediment outflow pipe horizontal segment gradient is arranged to 10 degree to 15 degree, and the grit water separator right-hand member is set
Have the first delivery port, first delivery port is connected by sediment outflow pipe with pond body, the grit water separator include drive device,
Helical axis and sand export, the drive device and spiral axis connection, the sand export are arranged on top on the left of grit water separator.
Compared with prior art, the beneficial effects of the utility model are：The utility model sand hopper bottom is arranged to taper knot
Structure, it is easy to air purge disturbance sand grains " fluidization " and air lift to carry sand, the second delivery port is provided with weir plate with slope junction, is highly
300mm, to raise water level in pond body, suitable 100 millimeters away from bottom of pond of sediment outflow pipe, it is arranged to bell mouth shape, is not easily blocked, pass through stirring
Device stirs, and air lift sand extraction device quickly inhales sand, and grit water separator carries out water sand separation, and sediment outflow pipe horizontal segment should keep 10 to 15 degree
Angle of inclination, in favor of sand water mixed liquid flow automatically and do not deposit in the duct, reduce desilting, reduce worker's cleaning work amount,
Plant maintenance number is reduced, the test of acid-base property is carried out by pH value monitoring device, after up to standard, manual turn-knob screw rod, i.e.,
The height of adjustable control valve, realizes waste waste, if pause desanding, to air lift sand extraction device and can be removed by high-pressure hydraulic pump
Sand device is cleaned, simple and practical, easy to spread.
Brief description of the drawings
Fig. 1 is the utility model agent structure schematic diagram；
Fig. 2 is the utility model control valve structural representation；
Fig. 3 is the utility model pH value structure of the detecting device schematic diagram.
In figure：1 air lift sand extraction device, 2 agitators, 3 sediment outflow pipes, 4 high-pressure hydraulic pumps, 5 water tanks, 6 water pipes, 7 sand inlets, 8 sand
Separator, 9 drive devices, 10 sand exports, 11 helical axis, 12 first delivery ports, 13 impellers, 14 agitating shafts, 15 sand suction pipes, 16
Sand suction pipe mouth, 17 sand hoppers, 18 slopes, 19 weir plates, 20 second delivery ports, 21 pond bodies, 22 control valves, 23 fixed mounts, 24 processors,
25A/D converters, 26 display screens, 27PH value detection devices, 28PH values test bar, 29 internal threads, 30 screw rods.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of sewage treatment plant's cyclone desanding device, bag
Air lift sand extraction device 1, agitator 2, sand hopper 17, grit water separator 8 and pond body 21 are included, the agitator 2 is fixedly mounted on air lift
The side of sand extraction device 1, the agitator 2 include agitating shaft 14, and the agitating shaft 14 runs through the top of pond body 21, and extends to pond body
21 inner chambers, the end of agitating shaft 14 are welded with impeller 13, and the sand hopper 17 is fixedly mounted on the inner chamber bottom of pond body 21, the sand
17 bottoms of struggling against are arranged to pyramidal structure, and the top of sand hopper 17 is provided with slope 18, and the inner chamber of pond body 21 is provided with second and gone out
The mouth of a river 20, the slope 18 are connected with the second delivery port 20, and second delivery port 20 is provided with weir plate with the junction of slope 18
19, the height of weir plate 19 is arranged to 300 millimeters, and control valve 22, the control valve 22 are provided with second delivery port 20
Inner chamber is provided with internal thread 29, and the internal thread 29 is nested with screw rod 30, and the top of screw rod 30 is set by fixed mount 23
Put on the top of pond body 21, the air lift sand extraction device 1 is fixedly installed on the top of pond body 21, and the air lift sand extraction device 1 includes inhaling
Sandpipe 15, the end of sand suction pipe 15 are connected with sand suction pipe mouth 16, and the sand suction pipe mouth 16 is in bell mouth shape, the sand suction pipe 15
Through the inner chamber of pond body 21, and extend to and be provided with apart from 100 millimeters of 17 bottom of sand hopper position, the right-hand member of air lift sand extraction device 1
PH value detection means 27, the inner chamber of pH value detection means 27 are provided with processor 24, A/D converter 25 and pH value test bar
28, the top of pH value detection means 27 is provided with display screen 26, and the processor 24 is examined with A/D converter 25, pH value respectively
Survey rod 28 to be electrically connected with, the A/D converter 25 is electrically connected with display screen 26, and the pH value test bar 28 pushes up through pond body 21
End, and the inner chamber of pond body 21 is extended to, the grit water separator 8 is arranged on the left side of pond body 21, and is less than the top of pond body 21, the sand
The top of separator 8 is provided with sand inlet 7, and the air lift sand extraction device 1 is entered by sediment outflow pipe 3 and the top of grit water separator 8
Sand mouth 7 connects, and the horizontal segment gradient of sediment outflow pipe 3 is arranged to 10 degree to 15 degree, and the right-hand member of grit water separator 8 is provided with
One delivery port 12, first delivery port 12 are connected by sediment outflow pipe 3 with pond body 21, and the grit water separator 8 includes driving
Device 9, helical axis 11 and sand export 10, the drive device 9 are connected with helical axis 11, and the sand export 10 is arranged on sand moisture
From the left side top of device 8, high-pressure hydraulic pump 4 is communicated with by water pipe 6 between the air lift sand extraction device 1 and grit water separator 8, it is described
Water tank 5 is provided with high-pressure hydraulic pump 4.
Operation principle：The bottom of the utility model sand hopper 12 is arranged to pyramidal structure, is easy to air purge to disturb sand grains " fluidization "
And air lift carries sand, the second delivery port 20 is provided with weir plate 19 with the junction of slope 18, is highly 300mm, to raise in pond body 21
Chamber water level, 100 millimeters of bottom of the sediment outflow pipe 3 away from sand hopper 17, is arranged to bell mouth shape, is not easily blocked, and is driven and stirred by agitator 2
Mix axle 14 to go to, the sewage of the inner chamber of pond body 21 is stirred by impeller 13, and air lift sand extraction device 1 quickly inhales sand, grit water separator 8
Water sand separation is carried out, drives helical axis 11 to be rotated using drive device 9, you can gravel is discharged at sand export 10, arranged
The horizontal segment of sandpipe 3 should keep the angle of inclination of 10 to 15 degree, so that sand water mixed liquid is flow automatically and is not deposited in the duct, separate
Sand water afterwards flows into the inner chamber of pond body 21 by sediment outflow pipe 3, and the test of acid-base property, pH value detection are carried out by pH value monitoring device 27
Rod 28 is detected, and is handled by processor 24, is electrically connected with A/D converter 25, is converted the signal into numerical value, be presented on
On display screen 26, referred to for staff, after up to standard, manual knob screw rod 30, you can the height of adjustment control valve 22, it is real
Existing waste waste, if pause desanding, can be cleaned by high-pressure hydraulic pump 4 to air lift sand extraction device 1 and grit water separator 8.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of sewage treatment plant's cyclone desanding device, including air lift sand extraction device (1), agitator (2), sand hopper (17), sand water
Separator (8) and pond body (21), it is characterised in that：The agitator (2) is fixedly mounted on air lift sand extraction device (1) side, institute
Stating agitator (2) includes agitating shaft (14), and the agitating shaft (14) runs through pond body (21) top, and extends in pond body (21)
Chamber, the sand hopper (17) are fixedly mounted on pond body (21) inner chamber bottom, and the air lift sand extraction device (1) is fixedly installed on pond body
(21) top, the air lift sand extraction device (1) include sand suction pipe (15), and the sand suction pipe (15) runs through pond body (21) inner chamber, and
Extend to and sand hopper (17) 100 millimeters of bottom position, air lift sand extraction device (1) right-hand member are provided with pH value detection means
(27), pH value detection means (27) inner chamber is provided with processor (24), A/D converter (25) and pH value test bar (28),
PH value detection means (27) top is provided with display screen (26), the processor (24) respectively with A/D converter (25), PH
It is worth test bar (28) to be electrically connected with, the A/D converter (25) is electrically connected with display screen (26), the pH value test bar (28)
Through pond body (21) top, and pond body (21) inner chamber being extended to, the grit water separator (8) is arranged on the left of pond body (21), and
Less than pond body (21) top, grit water separator (8) top is provided with sand inlet (7), and the air lift sand extraction device (1) passes through
Sediment outflow pipe (3) connects with the sand inlet (7) on grit water separator (8) top, the air lift sand extraction device (1) and grit water separator
(8) high-pressure hydraulic pump (4) is communicated with by water pipe (6) between, water tank (5) is provided with the high-pressure hydraulic pump (4).
A kind of 2. sewage treatment plant's cyclone desanding device according to claim 1, it is characterised in that：The agitating shaft (14)
End is welded with impeller (13).
A kind of 3. sewage treatment plant's cyclone desanding device according to claim 1, it is characterised in that：Sand hopper (17) bottom
End is arranged to pyramidal structure, and sand hopper (17) top is provided with slope (18), and pond body (21) inner chamber is provided with second and gone out
The mouth of a river (20), the slope (18) are connected with the second delivery port (20), second delivery port (20) and slope (18) junction
Weir plate (19) is provided with, the weir plate (19) is highly arranged to 300 millimeters.
A kind of 4. sewage treatment plant's cyclone desanding device according to claim 3, it is characterised in that：Second delivery port
(20) place is provided with control valve (22), and control valve (22) inner chamber is provided with internal thread (29), and the internal thread (29) is nested
There is screw rod (30), screw rod (30) top is arranged on pond body (21) top by fixed mount (23).
A kind of 5. sewage treatment plant's cyclone desanding device according to claim 1, it is characterised in that：The sand suction pipe (15)
End is connected with sand suction pipe mouth (16), and the sand suction pipe mouth (16) is in bell mouth shape.
A kind of 6. sewage treatment plant's cyclone desanding device according to claim 1, it is characterised in that：The sediment outflow pipe (3)
Horizontal segment gradient is arranged to 10 degree to 15 degree, and grit water separator (8) right-hand member is provided with the first delivery port (12), and described
One delivery port (12) is connected by sediment outflow pipe (3) with pond body (21), and the grit water separator (8) includes drive device (9), spiral shell
Spin axis (11) and sand export (10), the drive device (9) are connected with helical axis (11), and the sand export (10) is arranged on sand water
Top on the left of separator (8).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016211678709 | 2016-11-02 | ||
| CN201621167870 | 2016-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207056040U true CN207056040U (en) | 2018-03-02 |
Family
ID=61510277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720840230.8U Expired - Fee Related CN207056040U (en) | 2016-11-02 | 2017-07-12 | A kind of sewage treatment plant's cyclone desanding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207056040U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231511A (en) * | 2018-10-09 | 2019-01-18 | 北京城市排水集团有限责任公司 | A kind of hermetic type fixed point inhales sand aerated grit chamber and its application method |
| CN112695708A (en) * | 2021-01-27 | 2021-04-23 | 周靖 | Rotational flow sand settling device for hydraulic engineering |
-
2017
- 2017-07-12 CN CN201720840230.8U patent/CN207056040U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231511A (en) * | 2018-10-09 | 2019-01-18 | 北京城市排水集团有限责任公司 | A kind of hermetic type fixed point inhales sand aerated grit chamber and its application method |
| CN109231511B (en) * | 2018-10-09 | 2024-03-29 | 北京城市排水集团有限责任公司 | Closed fixed-point sand suction aeration grit chamber and use method thereof |
| CN112695708A (en) * | 2021-01-27 | 2021-04-23 | 周靖 | Rotational flow sand settling device for hydraulic engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20210712 |