CN107654416A - A kind of anti-blocking inlet channel of dredge pump irrigating of band control - Google Patents
A kind of anti-blocking inlet channel of dredge pump irrigating of band control Download PDFInfo
- Publication number
- CN107654416A CN107654416A CN201710977222.2A CN201710977222A CN107654416A CN 107654416 A CN107654416 A CN 107654416A CN 201710977222 A CN201710977222 A CN 201710977222A CN 107654416 A CN107654416 A CN 107654416A
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- China
- Prior art keywords
- dirty
- inlet channel
- plate
- dredge pump
- blocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 239000010865 sewage Substances 0.000 claims description 36
- 238000003860 storage Methods 0.000 claims description 29
- 238000000926 separation method Methods 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910001060 Gray iron Inorganic materials 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 231100000719 pollutant Toxicity 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- -1 silt Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of anti-blocking inlet channel of dredge pump irrigating of band control, dredge pump inlet channel under heavy traffic condition sets fuisw rib to stablize Inlet flow pattern, lift the water inlet performance of dredge pump, the present invention provides a kind of anti-blocking inlet channel of dredge pump irrigating of band control simultaneously, inner-walls of duct sets dirt blocking plate, set below pipeline and draw dirty pipeline, draw before being included in dirty pipeline, rear baffle, store up dirty plate and flow sensor, motor is by flow sensor signal control shaft to preceding, rear baffle rotation control, switch storing up between dirty state and blowdown state so as to carry out unimpeded, the present invention greatly enhances the blowdown pump water inlet effect under big flow and correspondingly solves blockage problem.
Description
Technical field
Patent of the present invention is related to blowdown pump technical field, particularly a kind of dredge pump irrigating of band control it is anti-blocking enter
Waterpipe.
Background technology
In the industrial production, compact-sized, the few cavitation damage problem of submersible sewage pump, vibration noise are small, and the advantage such as pollution-free is bright
Aobvious, application is increasing, by it is original be merely used for conveying clear water till now can convey various sanitary sewages, work
Industry waste water, construction site draining, liquid feed etc., acted in all trades and professions obvious.But dredge pump is in conveying sewage
When, various such as cotton yarns, the rope made of hemp, shred fiber and plastic products are usually present in sewage, and these impurity once block water inlet
Mouth easily causes sewage discharge to have some setbacks, and the serious normal work for even influenceing submersible sewage pump, causes the damage of motor, reduces dirt of diving
The operating efficiency and service life of pump.
The problem of in order to prevent dirt from occurring to block water inlet in blowdown pump work, the structure of dredge pump is changed
Enter, anti-blocking or cutter device is installed additional in the water inlet of dredge pump, can effectively prevent the impurity in sewage from blocking to influence work.Through
Retrieval, the patent related to patent of the present invention have：Water inlet structure (the publication number of submersible sewage pump：CN204646810U it is) disclosed to intake
Structure includes the inside and outside screen pack with filter bores, forms the accommodating chamber for accommodating impurity between inside and outside screen pack, can effectively prevent
Only debris is entered in immersible pump, and is cleared up, undesirable for effect under the impact of big flow；The cutter device of submersible sewage pump
(publication number：CN204402963U) disclosing a kind of cutter device includes cutting tool rest and cutting cutter hub, cutting tool rest inner ring
Cutting groove is set on cut surface, the cylindrical of cutter hub is cut and is provided with cutting edge, cutting edge coordinates with cut surface small―gap suture to be cut,
The inventive structure is compact, but ineffective under big flow；Dredge pump protector (publication number：CN203822606 it is) open
Dictyosome be welded on grid chassis, dictyosome periphery is surrounded by steel wire grid, and front sets pump outlet, top dress canvas shroud,
Canvas shroud is provided with movable mouth water inlet structure, and the invention economical environment-protective, safely and effectively, but function is simple；Band stirs evenly cutter device
Submersible sewage pump (publication number：CN204532843U pump shaft disclosed in) stirs evenly and cutter is welded with impeller equipped with impeller is stirred evenly
Piece, cutting blade is uniform on impeller is stirred evenly, simple in construction, can effectively solve the winding clogging of pump.
The present invention more preferable stabilization of fluidized and can reach anti-clogging effect under big flow.
The content of the invention
In order to improve dredge pump anti-clogging problem, patent of the present invention provides a kind of dredge pump irrigating of band control and prevented
Stifled inlet channel, it is therefore an objective to preferably solve the blockage problem of big flow dredge pump.
The purpose of the present invention is achieved through the following technical solutions：
The present invention provides a kind of anti-blocking inlet channel of dredge pump irrigating of band control, described blowdown Pump Suction Nozzle
External inlet channel, inlet channel set fuisw rib along bend pipe runner line, and the fuisw rib is connected in bend pipe inner-walls of duct both sides, water conservancy diversion
Inlet channel bend pipe runner is divided into two runners up and down by muscle, and dirt blocking plate is set at the inlet channel straight tube, and the shelves are dirty
Plate, which keeps off the dirts such as plastics larger in sewage, silt, wood chip, to be drawn in dirty pipeline, described to draw dirty pipeline and be integrally located at water inlet pipe
Below road, draw dirty pipeline inlet and be located at below straight tube, draw dirty pipe water outlet and be located at below bend pipe, another delivery port nearby sets list
To valve, draw and separately set sewage draining exit below dirty pipeline, draw and the flusher with control is set in dirty pipeline, the flusher of the band control
Including front apron, rear baffle and between storage dirt plate, the front apron by Intermediate Gray iron wire separation net semicircular ring and semicircle
Plate forms, and rear baffle is semi-circular plate, and front apron semi-circular plate differs 180 ° with rear baffle semi-circular plate；Pass through the flow set in device
In sensor one, the monitoring of flow sensor two and transmission signal to controlled motor, front apron, rear baffle is driven to revolve by control shaft
Turn, so as to switch between dirty state and two states of blowdown state storing up, original state is stores up dirty state, so as to by dirt
It is flushed from the sewage draining exit drawn below dirty pipeline to the external world.
It is further preferred that the pollutant baffle plate is upper and lower arc-shaped edges, the thin plate of left and right straight flange, wherein arc-shaped edges are close to up and down
Inlet channel inwall side, left and right straight flange spacing are equal with drawing dirty conduit entrance diameter.
It is further preferred that the dirt blocking plate is integral inclined in inlet channel straight tube, dirt blocking plate horizontal tilt angle
For 30 °~65 °；
It is further preferred that iron wire separation net minimum passes through a diameter of 10mm in the front apron.
It is further preferred that the dirty plate of the storage be horizontal straight panel, across and separation draw dirty pipeline, be fixed on by key and draw dirt
Inner-walls of duct.
It is further preferred that the storage dirt state of the front apron, rear baffle is：The half of front apron Intermediate Gray iron wire separation net
Annulus is in the first half, and semi-circular plate is in lower half, and rear baffle is in the first half, and now sewage is from dirty pipeline inlet is drawn to delivery port,
Dirt is terminated on the dirty plate of storage.
It is further preferred that the blowdown state of the front apron, rear baffle is：The half of front apron Intermediate Gray iron wire separation net
Annulus is in lower half, and semi-circular plate is in the first half, and rear baffle is in lower half, and now sewage is from dirty pipeline inlet is drawn to delivery port
Direction is blocked, and the solid dirt stored up on dirty plate is flushed out sewage draining exit by the sewage for drawing dirty pipeline inlet storage, while draws dirty pipe
The silt that the sewage of road delivery port storage has the iron wire separation net for rinsing front apron.
Rushed out it is further preferred that the detection of flow controller one is drawn in dirty pipeline out of front apron iron wire separation net
To the discharge of sewage of delivery port, when its flow is less than or equal to the minimum stream value set, minimum stream value can be set to null value,
Now sending signal to motor control axle rotation makes storage dirt state switch to blowdown state.
It is further preferred that the dirty plate lower section flow of storage in dirty pipeline is drawn in the detection of flow controller two, when its flow is small
In or equal to setting minimum stream value when, minimum stream value can be set to null value, now send signal to motor control axle rotate
Blowdown state is set to switch to the dirty state of storage.
It is further preferred that described store up between dirty plate and front apron, rear baffle has gap, store up dirty plate and be provided with gap portion
Soft hairbrush.
Patent advantage of the present invention is：Fuisw rib is set to stablize big flow water inlet at the streamline of blowdown pump water inlet bend pipe center
Fluidised form, and band can be relied on to rinse the anti-blocking inlet channel controlled, by solid dirt carrying-off and rinsed before blowdown pump water inlet
Discharge, so as to reach blocking-proof result.
Brief description of the drawings
Fig. 1 is a kind of anti-blocking inlet channel overall schematic of dredge pump irrigating of band control.
Fig. 2 is flushing section enlarged diagram.
Fig. 3 is front apron side view.
Fig. 4 is rear baffle side view.
In figure, dredge pump (1), inlet channel (2), fuisw rib (3), dirt blocking plate (4), draw dirty pipeline (5), front apron
(61), rear baffle (62), flow sensor one (71), flow sensor two (72), the dirty plate (8) of storage, axle (9), check valve
(10), motor (11).
Embodiment
The present invention is illustrated below according to accompanying drawing：
A kind of band shown in Fig. 1 is rinsed in the anti-blocking inlet channel overall schematic of dredge pump of control, the suction inlet of dredge pump 1
External inlet channel 2, inlet channel 2 set fuisw rib 3 along bend pipe runner line, and the fuisw rib 3 is connected in bend pipe inner-walls of duct both sides,
The bend pipe runner of inlet channel 2 is divided into two runners up and down by fuisw rib 3, and dirt blocking plate 4 is set at the straight tube of inlet channel 2,
Pollutant baffle plate 4 is upper and lower arc-shaped edges, the thin plate of left and right straight flange, wherein arc-shaped edges are close to the inwall side of inlet channel 2, left and right straight flange up and down
Spacing is equal with drawing the dirty inlet diameter of pipeline 5, and dirt blocking plate 4 is integral inclined in the straight tube of inlet channel 2, and the level of dirt blocking plate 4 is inclined
Rake angle be 30 °~65 °, and angle be 45 ° when blocked sewage best results；The dirt blocking plate 4 is by plastics larger in sewage, mud
The dirts such as sand, wood chip, which are kept off, to be drawn in dirty pipeline 5, described to draw the dirty entirety of pipeline 5 located at the lower section of inlet channel 2, is drawn dirty pipeline 5 and is entered
The mouth of a river is located at below straight tube, is drawn the dirty delivery port of pipeline 5 and is located at below bend pipe, another delivery port nearby sets check valve 10, draws dirty pipeline 5
Lower section separately sets sewage draining exit, draws and the flusher with control is set in dirty pipeline 5, and the flusher of the band control includes front apron
61st, rear baffle 62 and between storage dirt plate 8, the dirty plate 8 of the storage be horizontal straight panel, across and separation draw dirty pipeline 5, pass through key
It is fixed on and draws the dirty inwall of pipeline 5, storing up between dirty plate 8 and front apron 61, rear baffle 62 has gap, stores up dirty plate and is provided with gap portion
Soft hairbrush；Pass through the flow sensor 1 that is set in device, the monitoring of flow sensor 2 72 and transmission signal to controlled motor
In 11, drive front apron 61, rear baffle 62 to rotate by control shaft 9, so as to store up dirty state and two states of blowdown state it
Between switch, to store up dirty state, the dirty state of storage is original state：The semicircular ring of the Intermediate Gray iron wire separation net of front apron 61 is upper
Half portion, semi-circular plate is in lower half, and rear baffle 62 is in the first half, and now sewage is from the dirty water inlet of pipeline 5 is drawn to delivery port, dirt quilt
It is isolated from the dirty plate 8 of storage；The blowdown state is：The semicircular ring of the Intermediate Gray iron wire separation net of front apron 61 is in lower half, semicircle
Plate is blocked in lower half, now sewage in the first half, rear baffle 62 from the dirty water inlet of pipeline 5 is drawn to the direction of delivery port, draws dirt
The solid dirt stored up on dirty plate 8 is flushed out sewage draining exit by the sewage of the water inlet of pipeline 5 storage, while draws the dirty delivery port of pipeline 5 storage
The silt that the sewage deposited has the iron wire separation net for rinsing front apron 61；And then can be by dirt from drawing the lower section of dirty pipeline 8
Sewage draining exit is flushed to the external world.
As shown in Fig. 2 flushing section enlarged diagrams, the detection of flow controller 1 is drawn in dirty pipeline 5 from the iron of front apron 61
The discharge of sewage to delivery port is rushed out in silk separation net, it is minimum when its flow is less than or equal to the minimum stream value set
Flow value can be set to null value, and now sending signal to the control shaft 9 of motor 11 rotation makes storage dirt state switch to blowdown state；Flow
The dirty lower section flow of plate 8 of storage in dirty pipeline 5 is drawn in the detection of controller 2 71, when its flow is less than or equal to the minimum stream value set
When, minimum stream value can be set to null value, and now sending signal to the control shaft 9 of motor 11 rotation makes blowdown state switch to the dirty shape of storage
State.
As shown in Fig. 3, Fig. 4 front apron side view and rear baffle side view, front apron 61 is by Intermediate Gray iron wire separation net
Semicircular ring forms with semi-circular plate, and rear baffle 62 is semi-circular plate, and the semi-circular plate of front apron 61 differs 180 ° with the semi-circular plate of rear baffle 62,
Iron wire separation net minimum passes through a diameter of 10mm in front apron 61.
It is understood that the restriction of system architecture shown in figure not structure paired systems, can be included than illustrating more
More or less equipment, either combine some equipment or different deployed with devices.
The invention is not restricted to above-described embodiment, also comprising other embodiments in the range of present inventive concept and variation.
Claims (10)
- A kind of 1. anti-blocking inlet channel of dredge pump irrigating of band control, it is characterised in that：Dredge pump (1) suction inlet External inlet channel (2), inlet channel (2) set fuisw rib (3) along bend pipe runner line, and the fuisw rib (3) is connected in bend pipe pipeline Inlet channel (2) bend pipe runner is divided into two runners up and down by inwall both sides, fuisw rib (3), and the inlet channel (2) is straight Set dirt blocking plate (4) at pipe, the dirt blocking plate (4) keeps off the dirts such as plastics larger in sewage, silt, wood chip into drawing dirty pipeline (5) it is described to draw dirty pipeline (5) integrally located at inlet channel (2) lower section in, draw dirty pipeline (5) water inlet and be located at below straight tube, draw Dirty pipeline (5) delivery port is located at below bend pipe, and another delivery port nearby sets check valve (10), is drawn and is separately set blowdown below dirty pipeline (5) Mouthful, draw and the flusher with control is set in dirty pipeline (5), the flusher of the band control includes front apron (61), rear baffle (62) and between storage dirt plate (8), the front apron (61) is made up of the semicircular ring of Intermediate Gray iron wire separation net with semi-circular plate, Rear baffle (62) is semi-circular plate, and front apron (61) semi-circular plate differs 180 ° with rear baffle (62) semi-circular plate；By being set in device Flow sensor one (71), flow sensor two (72) monitoring and transmission signal in controlled motor (11), pass through control shaft (9) front apron (61), rear baffle (62) rotation are driven, so as to switch between the dirty state of storage and two states of blowdown state, just Beginning state is stores up dirty state, so as to which dirt is flushed to the external world from the sewage draining exit drawn below dirty pipeline (8).
- A kind of 2. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Pollutant baffle plate (4) is upper and lower arc-shaped edges, the thin plate of left and right straight flange, wherein arc-shaped edges are close to inlet channel (2) inwall side, left and right up and down Straight flange spacing is equal with drawing dirty pipeline (5) inlet diameter；
- A kind of 3. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Dirt blocking plate (4) is integral inclined in inlet channel (2) straight tube, and dirt blocking plate (4) horizontal tilt angle is 30 °~65 °；
- A kind of 4. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Iron wire separation net minimum passes through a diameter of 10mm in front apron (61)；
- A kind of 5. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described It is horizontal straight panel to store up dirty plate (8), across and separate draw dirty pipeline (5), be fixed on by key and draw dirty pipeline (5) inwall；
- A kind of 6. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Front apron (61), the storage dirt state of rear baffle (62) are：The semicircular ring of front apron (61) Intermediate Gray iron wire separation net in the first half, Semi-circular plate is in lower half, and rear baffle (62) is in the first half, and now sewage is from dirty pipeline (5) water inlet is drawn to delivery port, dirt quilt It is isolated from the dirty plate (8) of storage；
- A kind of 7. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Front apron (61), the blowdown state of rear baffle (62) are：The semicircular ring of front apron (61) Intermediate Gray iron wire separation net in lower half, Semi-circular plate blocks up in lower half, now sewage in the first half, rear baffle (62) from dirty pipeline (5) water inlet is drawn to the direction of delivery port Firmly, the solid dirt stored up on dirty plate (8) is flushed out sewage draining exit by the sewage for drawing the storage of dirty pipeline (5) water inlet, while draws dirty pipe The silt that the sewage of road (5) delivery port storage has the iron wire separation net for rinsing front apron (61)；
- A kind of 8. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Flow controller one (71) detection is drawn in dirty pipeline (5) rushes out the sewage to delivery port out of front apron (61) iron wire separation net Flow, when its flow is less than or equal to the minimum stream value set, minimum stream value can be set to null value, now send signal extremely Motor (11) control shaft (9) rotation makes storage dirt state switch to blowdown state；
- A kind of 9. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：It is described Dirty plate (8) the lower section flow of storage in dirty pipeline (5) is drawn in flow controller two (71) detection, is set most when its flow is less than or equal to During small flow rate values, minimum stream value can be set to null value, and now sending signal to motor (11) control shaft (9) rotation makes blowdown state Switch to the dirty state of storage；
- A kind of 10. anti-blocking inlet channel of dredge pump irrigating of band control described in claim 1, it is characterised in that：Institute State the dirty plate (8) of storage and front apron (61), rear baffle has gap between (62), stores up dirty plate and is provided with soft hairbrush in gap portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977222.2A CN107654416A (en) | 2017-10-19 | 2017-10-19 | A kind of anti-blocking inlet channel of dredge pump irrigating of band control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710977222.2A CN107654416A (en) | 2017-10-19 | 2017-10-19 | A kind of anti-blocking inlet channel of dredge pump irrigating of band control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654416A true CN107654416A (en) | 2018-02-02 |
Family
ID=61119152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710977222.2A Pending CN107654416A (en) | 2017-10-19 | 2017-10-19 | A kind of anti-blocking inlet channel of dredge pump irrigating of band control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654416A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110073948A (en) * | 2019-06-03 | 2019-08-02 | 中国科学院遗传与发育生物学研究所农业资源研究中心 | A kind of Intelligent irrigation system for farmland |
| CN110217841A (en) * | 2019-07-17 | 2019-09-10 | 郑水芝 | A kind of deodorization cesspool of high-efficient dirt exhausting |
| CN111536048A (en) * | 2020-04-23 | 2020-08-14 | 江苏大学 | Anti-blocking device and sewage pump |
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| DE10131606A1 (en) * | 2000-07-04 | 2002-03-14 | Wernert & Co Ohg H | Radial pump for clean fluids and suspension has rotor with blades for pumping and for grinding a suspension |
| CN203154926U (en) * | 2013-03-07 | 2013-08-28 | 李晓峰 | Thermonatrite isolating pollution discharging device |
| CN204099296U (en) * | 2014-09-03 | 2015-01-14 | 天津慧舟科技发展有限公司 | A kind of anti-blockage structure of sewage pump |
| CN204728455U (en) * | 2015-04-20 | 2015-10-28 | 安徽汇隆给水设备有限公司 | A kind of spiral-flow type integrated sewage water lifting means |
| CN204745838U (en) * | 2015-05-29 | 2015-11-11 | 浙江大唐国际江山新城热电有限责任公司 | A filter equipment for depositing reservoir inlet tube |
| CN106907327A (en) * | 2017-04-26 | 2017-06-30 | 佛山市肯富来工业泵有限公司 | The method that the dredge pump anti-block system and control unit of pumping plant control cutting part |
| CN106968965A (en) * | 2017-04-25 | 2017-07-21 | 安徽省康宇水电机械成套设备有限公司 | A kind of scouring type proof submersible sand discharging pump |
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- 2017-10-19 CN CN201710977222.2A patent/CN107654416A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10131606A1 (en) * | 2000-07-04 | 2002-03-14 | Wernert & Co Ohg H | Radial pump for clean fluids and suspension has rotor with blades for pumping and for grinding a suspension |
| CN203154926U (en) * | 2013-03-07 | 2013-08-28 | 李晓峰 | Thermonatrite isolating pollution discharging device |
| CN204099296U (en) * | 2014-09-03 | 2015-01-14 | 天津慧舟科技发展有限公司 | A kind of anti-blockage structure of sewage pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110073948A (en) * | 2019-06-03 | 2019-08-02 | 中国科学院遗传与发育生物学研究所农业资源研究中心 | A kind of Intelligent irrigation system for farmland |
| CN110073948B (en) * | 2019-06-03 | 2021-04-06 | 中国科学院遗传与发育生物学研究所农业资源研究中心 | Intelligent irrigation system for farmland |
| CN110217841A (en) * | 2019-07-17 | 2019-09-10 | 郑水芝 | A kind of deodorization cesspool of high-efficient dirt exhausting |
| CN111536048A (en) * | 2020-04-23 | 2020-08-14 | 江苏大学 | Anti-blocking device and sewage pump |
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