CN112253472A - Automatic control drainage system of centrifugal pump - Google Patents
Automatic control drainage system of centrifugal pump Download PDFInfo
- Publication number
- CN112253472A CN112253472A CN202010948956.XA CN202010948956A CN112253472A CN 112253472 A CN112253472 A CN 112253472A CN 202010948956 A CN202010948956 A CN 202010948956A CN 112253472 A CN112253472 A CN 112253472A
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- CN
- China
- Prior art keywords
- rotating shaft
- centrifugal pump
- sewage tank
- sewage
- automatic control
- 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.)
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Links
- 239000010865 sewage Substances 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000003756 stirring Methods 0.000 claims abstract description 49
- 238000005086 pumping Methods 0.000 claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims description 16
- 239000002351 wastewater Substances 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
-
- 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
Abstract
The invention discloses an automatic control drainage system of a centrifugal pump, which comprises a sewage tank, a motor and the centrifugal pump, and is characterized in that the sewage tank is of a hollow tank body structure, the bottom of the side wall of the sewage tank is provided with a drain outlet, the water inlet of the centrifugal pump is communicated with one end of a water pumping pipe, and the other end of the water pumping pipe penetrates through the drain outlet of the sewage tank and extends to the inside of the sewage tank; according to the invention, the sewage after stirring and mixing is discharged through the centrifugal pump, the mixed sewage enters the interior of the water pumping pipe through the through hole of the conical filter screen, and the conical filter screen can effectively prevent large stones from entering the centrifugal pump, so that the impeller of the centrifugal pump is prevented from being damaged greatly.
Description
Technical Field
The invention belongs to the technical field of drainage, and particularly relates to an automatic control drainage system of a centrifugal pump.
Background
Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller and flows into a water pressing pipeline of the water pump through a flow channel of the volute pump shell, the centrifugal pump is also suitable for urban water supply and drainage, high-rise pressurizing water supply, garden sprinkling irrigation, cold and hot water pressurization, equipment matching and the like, and the centrifugal pump is usually used for sewage discharge in the prior art and is connected with a pipeline through the centrifugal pump so as to achieve the purpose of sewage discharge.
In the urban construction process, the waste water produced by the construction site is mostly sewage containing silt, and the general construction site is used for discharging and cleaning the sewage discharged by the concrete tank truck and contains a large amount of sand and stone particles, the waste water containing the sand and stone particles enters the centrifugal pump and is easy to cause direct damage to the impeller, but the measures generally used for discharging the construction waste water are mostly sewage treatment equipment with complex structure and high cost or are discharged to the surrounding environment through an overflow port of a sedimentation tank, the pollution is easy to cause, in the general sewage storage device, the particles are mostly precipitated at the bottom, the condition of obvious upper and lower layering exists, the water pumped by the centrifugal pump is mostly sewage with relatively less silt at the top, a large amount of precipitates are accumulated at the bottom of the sewage storage device and cannot be directly pumped out, so that the waste water needs to be secondarily cleaned after the pumping is finished, in the drainage process, the condition of output pipeline is often blockked up to silt, and drainage efficiency is lower, and easily causes the damage of centrifugal pump.
Disclosure of Invention
The invention aims to provide an automatic control drainage system of a centrifugal pump, which is used for solving the technical problems in the prior art, such as: the direct extraction contains the waste water of silt and causes the damage to the impeller of centrifugal pump easily, and the phenomenon of stifled pipe easily takes place, and the waste water of extraction is inhomogeneous, is difficult to take out the precipitate of bottom.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an automatic control drainage system of a centrifugal pump comprises a sewage tank, a motor and the centrifugal pump, and is characterized in that the sewage tank is of a hollow box structure, a sewage discharge outlet is formed in the bottom of the side wall of the sewage tank, a water inlet of the centrifugal pump is communicated with one end of a water pumping pipe, the other end of the water pumping pipe penetrates through the sewage discharge outlet of the sewage tank and extends into the sewage tank, a cleaning device is arranged at one end of the water pumping pipe extending into the sewage tank, the motor is connected with a stirring device, and the stirring device can be connected with the cleaning device;
the cleaning device comprises a fixing part, a conical filter screen, a scraper, a first rotating shaft, a propeller and a connecting piece, wherein the fixing part is used for connecting the conical filter screen with the water pumping pipe, the connecting piece is arranged outside the conical filter screen, the connecting piece is arranged in a cylindrical manner, the scraper is arranged on the side face of the connecting piece, the scraper is attached to the outer wall of the conical filter screen, the first rotating shaft is arranged on the end face, close to the conical filter screen, of the connecting piece, a connecting rod is fixedly arranged on the other end face of the connecting piece, one end of the first rotating shaft is fixedly connected with the connecting piece, the other end of the first rotating shaft penetrates through the conical filter screen and extends into the water pumping pipe, and the propeller is rotatably arranged at one end, extending into the water pumping pipe;
the stirring device comprises a speed reducer, a second rotating shaft, a third rotating shaft, a belt, a first stirring blade, a second stirring blade and a supporting mechanism, the motor is connected with the speed reducer, the output end of the speed reducer is connected with one end of the second rotating shaft, the other end of the second rotating shaft is provided with the supporting mechanism, the supporting mechanism comprises a supporting frame and a bearing, the bottom of the supporting frame is fixedly connected with the inner wall of the bottom of the sewage tank, the top of the supporting frame is fixedly connected with the outer ring of the bearing, the second rotating shaft penetrates through the inner ring of the bearing, one end of the second rotating shaft penetrating through the bearing is provided with a groove, one end of the connecting rod, far away from the connecting piece, can be embedded into the groove, the first stirring blade is arranged on the upper rotating part of the second rotating shaft, and the second rotating shaft and the first rotating shaft are positioned on the same axis, the inside of sewage case still rotates and is provided with the third pivot, the third pivot runs through the sewage case sets up, the third pivot with second pivot parallel arrangement, the third pivot pass through the belt with the second pivot is connected, the outside of third pivot is fixed and is provided with second stirring leaf.
Further, the width of first stirring leaf is greater than the second stirring leaf, first stirring leaf with the blade surface of second stirring leaf all runs through and has seted up the through-hole.
Furthermore, the connecting rod is close to one end of the groove is made of metal, and a magnet is embedded in the groove.
Further, the first stirring blade and the second stirring blade are both detachable.
Furthermore, an openable cover plate is arranged at the top of the sewage tank.
Furthermore, the water outlet of the centrifugal pump is connected with the sediment filtering equipment through a pipeline.
Further, the bottom of the motor and the bottom of the centrifugal pump are both provided with foam cushions.
The beneficial technical effects of the invention are as follows:
the motor provides power, the rotating speed of the motor is controlled by the speed reducer, so that the stirring device can fully mix silt and water which are precipitated at the bottom, the sewage which is stirred and mixed is discharged by the centrifugal pump, the mixed sewage enters the inside of the water pumping pipe through the through hole of the conical filter screen, the conical filter screen can effectively prevent massive stones from entering the centrifugal pump, the impeller of the centrifugal pump is prevented from being damaged greatly, and the propeller starts to rotate under the pushing action of water flow, when the propeller rotates, the scraper scrapes the blockage on the surface of the conical filter screen, when the blocking object has stronger adhesive force and is not easy to be scraped off, the connecting rod is additionally arranged between the second rotating shaft and the connecting piece, thereby drive the connecting piece through the second pivot and rotate, further drive the scraper blade and rotate to play better clearance effect.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a schematic view of the cleaning apparatus of the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 1;
FIG. 4 is a schematic view of a stirring apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An automatic control drainage system of a centrifugal pump comprises a sewage tank 100, a motor 200 and a centrifugal pump 300, and is characterized in that the sewage tank 100 is of a hollow box structure, a sewage discharge outlet is formed in the bottom of the side wall of the sewage tank 100, a water inlet of the centrifugal pump 300 is communicated with one end of a water pumping pipe 301, the other end of the water pumping pipe 301 penetrates through the sewage discharge outlet of the sewage tank 100 and extends into the sewage tank 100, a cleaning device 400 is arranged at one end of the water pumping pipe 301 extending into the sewage tank 100, the motor 200 is connected with a stirring device 500, and the stirring device 500 can be connected with the cleaning device 400;
as shown in fig. 1, during the concrete implementation, the inside of sewage tank is used for depositing the sewage that contains the precipitate, motor 200 is used for providing power for agitating unit 500, centrifugal pump 300 is used for taking out sewage, silt in the sewage is rented under the gravity and is precipitated downwards when using, after the stirring of agitating unit 500 is mixed, sewage enters into the inside of drinking-water pipe 301 behind cleaning device 400, take out sewage through drinking-water pipe 301 under centrifugal pump 300's effect, cleaning device 400 is used for avoiding drinking-water pipe 301 to appear the phenomenon of stifled pipe, when the adhesive force of precipitate is stronger, accessible agitating unit 500 drives cleaning device 400 and operates.
The cleaning device 400 comprises a fixing part 401, a conical filter screen 402, a scraper 403, a first rotating shaft 404, a propeller 405 and a connecting part 406, the fixing member 401 is used for connecting the conical filter screen 402 with the water pumping pipe 301, the connecting piece 406 is arranged outside the conical filter screen 402, the connecting piece 406 is arranged in a cylinder shape, the side of the connecting piece 406 is provided with the scraping plate 403, the scraping plate 403 is attached to the outer wall of the conical filter screen 402, the end surface of the connecting piece 406 close to the conical filter screen 402 is provided with the first rotating shaft 404, a connecting rod 407 is fixedly arranged on the other end surface of the connecting member 406, one end of the first rotating shaft 404 is fixedly connected with the connecting member 406, the other end of the first rotating shaft 404 passes through the conical filter screen 402 and extends to the inside of the pumping pipe 301, the propeller 405 is rotatably arranged at one end of the first rotating shaft 404 extending into the pumping pipe 301;
as shown in fig. 1-4, in specific implementation, a water inlet of the centrifugal pump 300 is communicated with the water pumping pipe 301, a cleaning device 400 is disposed at one end of the water pumping pipe 301 extending to the inside of the water tank 100, when the centrifugal pump 300 is used normally, a net port of the conical filter net 401 is connected with the water pumping pipe 301 through a flange, a rotating shaft penetrates through the conical filter net 401, when the centrifugal pump pumps water, the propeller 405 rotates under the push of water flow, so as to drive the first rotating shaft 404 and the connecting member 406 to rotate, when the connecting member 406 rotates, the scraper 403 is driven to rotate, and at this time, the scraper 403 is attached to the surface of the conical filter net 402, and when the scraper 403 rotates, attachments on the surface of the.
The stirring device 500 includes a speed reducer 501, a second rotating shaft 502, a third rotating shaft 503, a belt 504, a first stirring blade 505, a second stirring blade 506, and a supporting mechanism 507, the motor 200 is connected to the speed reducer 501, an output end of the speed reducer 501 is connected to one end of the second rotating shaft 502, the other end of the second rotating shaft 502 is provided with the supporting mechanism 507, the supporting mechanism 507 includes a supporting frame 5071 and a bearing 5072, a bottom of the supporting frame 5071 is fixedly connected to an inner wall of a bottom of the sewage tank 100, a top of the supporting frame 5071 is fixedly connected to an outer ring of the bearing 5072, the second rotating shaft 502 penetrates through an inner ring of the bearing 5072, one end of the second rotating shaft 502 penetrating through the bearing 5072 is provided with a groove 508, one end of the connecting rod 407 far away from the connecting piece 406 can be embedded into the groove 508, the first stirring blade 505 is rotatably provided on the second rotating shaft 502, the second rotating shaft 502 and the first rotating shaft 404 are located on the same axis, the third rotating shaft 503 is rotatably disposed inside the sewage tank 100, the third rotating shaft 503 penetrates through the sewage tank 100, the third rotating shaft 503 is parallel to the second rotating shaft 502, the third rotating shaft 503 is connected with the second rotating shaft 502 through the belt 504, and the second stirring blade 506 is fixedly disposed outside the third rotating shaft 503;
as shown in fig. 1-4, in specific implementation, the motor 200 is turned on, the motor is connected to the reduction gear 501, the rotation speed of the motor 200 is controlled by the reduction gear 501, the output end of the reduction gear 501 drives the second rotating shaft 502 to rotate, when the rotating shaft 502 rotates, the first stirring blade 505 arranged on the second rotating shaft 502 rotates, when the first stirring blade 505 rotates, the sediment at the bottom of the wastewater tank can float upwards, when the second rotating shaft 505 rotates, the third rotating shaft 503 is driven by the belt 504 to rotate, further the second stirring blade 506 rotates synchronously, so that the liquid and the sediment particles in the wastewater tank 100 are mixed sufficiently, when the sediment in the wastewater tank 100 blocks the mesh of the conical filter screen 402, the connecting rod 407 is connected to the second rotating shaft 502, the connecting rod 407 is inserted into the groove 508, so that the second rotating shaft 502 drives the cleaning device 400 to operate through the connecting rod 407, in use, since the second rotating shaft 502 and the first stirring blade 505 have a certain weight, the second rotating shaft 502 can rotate inside the bearing 5072 by providing the supporting mechanism 507 inside the waste water tank 100, and the supporting bracket 5071 fixedly provided outside the bearing 5072 provides a supporting function.
Further, the width of the first stirring blade 505 is greater than that of the second stirring blade 506, and through holes are formed through the blade surfaces of the first stirring blade 505 and the second stirring blade 506; therefore, water and particles in the sewage tank 100 can be mixed more sufficiently, and the through holes formed in the surfaces of the stirring blades are beneficial to reducing resistance formed by water flow, so that the service life of the rotating shaft is prolonged.
Further, the connecting rod 407 is close to one end of the groove 508 is made of metal, a magnet is embedded in the groove 508, the connecting rod 407 is more easily fixed in the groove 508 due to the adsorption effect of the magnet, and the connecting rod 407 is prevented from falling off when in use.
Further, the first stirring blade 505 and the second stirring blade 506 are both detachable, so that the stirring blades can be replaced in time when damaged.
Furthermore, an openable cover plate is arranged at the top of the sewage tank 100, so that the effect of closing the sewage tank 100 can be effectively achieved, and the influence of the external environment on the water pumping process is avoided.
Further, the delivery port of centrifugal pump 300 passes through the pipeline and is connected with silt filtration equipment to discharge after carrying out filtration treatment with water through silt filtration equipment, help environmental protection.
Further, the bottom of the motor 200 and the bottom of the centrifugal pump 300 are provided with foam pads, and the foam pads can help to absorb the vibration generated by the motor 200 and the centrifugal pump 300 during use, so that a certain protection effect is achieved.
In the description of the present invention, it is to be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting.
Claims (7)
1. The automatic control drainage system of the centrifugal pump comprises a sewage tank (100), a motor (200) and the centrifugal pump (300), and is characterized in that the sewage tank (100) is of a hollow tank structure, a sewage discharge outlet is formed in the bottom of the side wall of the sewage tank (100), a water inlet of the centrifugal pump (300) is communicated with one end of a water pumping pipe (301), the other end of the water pumping pipe (301) penetrates through the sewage discharge outlet of the sewage tank (100) and extends into the sewage tank (100), a cleaning device (400) is arranged at one end of the water pumping pipe (301) extending into the sewage tank (100), the motor (200) is connected with a stirring device (500), and the stirring device (500) can be connected with the cleaning device (400);
the cleaning device (400) comprises a fixing part (401), a conical filter screen (402), a scraper plate (403), a first rotating shaft (404), a propeller (405) and a connecting part (406), wherein the fixing part (401) is used for connecting the conical filter screen (402) with the water pumping pipe (301), the connecting part (406) is arranged outside the conical filter screen (402), the connecting part (406) is arranged in a cylindrical manner, the scraper plate (403) is arranged on the side surface of the connecting part (406), the scraper plate (403) is attached to the outer wall of the conical filter screen (402), the first rotating shaft (404) is arranged on the end surface of the connecting part (406) close to the conical filter screen (402), a connecting rod (407) is fixedly arranged on the other end surface of the connecting part (406), and one end of the first rotating shaft (404) is fixedly connected with the connecting part (406), the other end of the first rotating shaft (404) penetrates through the conical filter screen (402) and extends into the water pumping pipe (301), and the propeller (405) is rotatably arranged at one end of the first rotating shaft (404) extending into the water pumping pipe (301);
the stirring device (500) comprises a speed reducer (501), a second rotating shaft (502), a third rotating shaft (503), a belt (504), a first stirring blade (505), a second stirring blade (506) and a supporting mechanism (507), the motor (200) is connected with the speed reducer (501), the output end of the speed reducer (501) is connected with one end of the second rotating shaft (502), the supporting mechanism (507) is arranged at the other end of the second rotating shaft (502), the supporting mechanism (507) comprises a supporting frame (5071) and a bearing (5072), the bottom of the supporting frame (5071) is fixedly connected with the inner wall of the bottom of the sewage tank (100), the top of the supporting frame (5071) is fixedly connected with the outer ring of the bearing (5072), the second rotating shaft (502) penetrates through the inner ring of the bearing (5072), and a groove (508) is formed in one end, where the second rotating shaft (502) penetrates through the bearing (5072), one end, far away from the connecting piece (406), of the connecting rod (407) can be embedded into the groove (508), the second rotating shaft (502) rotates to be provided with the first stirring blade (505), the second rotating shaft (502) and the first rotating shaft (404) are located on the same axis, the inside of the sewage tank (100) rotates to be provided with the third rotating shaft (503), the third rotating shaft (503) penetrates through the sewage tank (100), the third rotating shaft (503) and the second rotating shaft (502) are arranged in parallel, the third rotating shaft (503) is connected with the second rotating shaft (502) through the belt (504), and the second stirring blade (506) is fixedly arranged outside the third rotating shaft (503).
2. The automatic control drainage system of a centrifugal pump according to claim 1, wherein the width of the first stirring blade (505) is larger than that of the second stirring blade (506), and through holes are formed through the blade surfaces of the first stirring blade (505) and the second stirring blade (506).
3. The automatic control drainage system of a centrifugal pump according to claim 1, characterized in that one end of the connecting rod (407) close to the groove (508) is made of metal, and a magnet is embedded in the groove (508).
4. A centrifugal pump automatic control drainage system according to claim 1, characterized in that both the first stirring vane (505) and the second stirring vane (506) are detachable.
5. A centrifugal pump automatic control drainage system according to claim 1, characterized in that the top of the waste water tank (100) is provided with an openable cover plate.
6. The automatic control drainage system of a centrifugal pump according to claim 1, characterized in that the water outlet of the centrifugal pump (300) is connected with a silt filtering device through a pipeline.
7. A centrifugal pump automatic control drainage system according to claim 1, characterized in that the bottom of the motor (200) and the centrifugal pump (300) are provided with foam pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010948956.XA CN112253472A (en) | 2020-09-10 | 2020-09-10 | Automatic control drainage system of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010948956.XA CN112253472A (en) | 2020-09-10 | 2020-09-10 | Automatic control drainage system of centrifugal pump |
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| Publication Number | Publication Date |
|---|---|
| CN112253472A true CN112253472A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010948956.XA Pending CN112253472A (en) | 2020-09-10 | 2020-09-10 | Automatic control drainage system of centrifugal pump |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357154A (en) * | 2021-06-02 | 2021-09-07 | 于天生 | Reciprocating circulation centrifugal water pump |
| CN113802525A (en) * | 2021-09-22 | 2021-12-17 | 陈瑶 | Hydroelectric power generation water inlet prevents stifled subassembly based on hydroelectric power generation sets up |
| CN114183372A (en) * | 2021-12-07 | 2022-03-15 | 邵阳宝兴化工设备有限公司 | Corrosion-resistant chemical pump with composite coating and manufacturing method thereof |
| CN114856698A (en) * | 2022-07-07 | 2022-08-05 | 山西交控生态环境股份有限公司 | Intelligent tunnel gushes water treatment facilities |
| CN117588416A (en) * | 2024-01-19 | 2024-02-23 | 江苏飞翔泵业制造有限公司 | Wear-resistant crystallization-resistant magnetic drive centrifugal pump |
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| CN109277022A (en) * | 2018-12-01 | 2019-01-29 | 江苏振达环保科技有限公司 | A kind of sewage treatment pot Efficient Agitator |
| CN211170174U (en) * | 2019-08-31 | 2020-08-04 | 白海洋 | A device for sewage treatment |
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| CN113802525A (en) * | 2021-09-22 | 2021-12-17 | 陈瑶 | Hydroelectric power generation water inlet prevents stifled subassembly based on hydroelectric power generation sets up |
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