CN215137586U - Multi-stage filtering device before net type pump - Google Patents
Multi-stage filtering device before net type pump Download PDFInfo
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- CN215137586U CN215137586U CN202120862570.7U CN202120862570U CN215137586U CN 215137586 U CN215137586 U CN 215137586U CN 202120862570 U CN202120862570 U CN 202120862570U CN 215137586 U CN215137586 U CN 215137586U
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Abstract
A net type multi-stage filtering device in front of a pump comprises a floating platform, a filtering device, a filtering cylinder rotation driving device and a water lifting device, wherein the filtering device comprises a first-stage filtering cylinder, a second-stage filtering cylinder and a rotating shaft; the floating platform floats on the water surface and comprises a first floating box, a second floating box and a filter cartridge support which are respectively arranged at two ends of the filtering device, two ends of the filter cartridge support are respectively fixed at the top ends of the first floating box and the second floating box, and the center position of the filter cartridge support is movably connected with the upper part of the rotating shaft through a fixed circular ring; the filter cylinder rotation driving device drives each stage of filter cylinders to rotate, and the water lifting device pumps the filtered clean water out of the filtering area. The utility model discloses it is big to strain a filter area, and filtration efficiency is high, can multiple stage filtration and self-cleaning.
Description
Technical Field
The utility model relates to a filter especially relates to a multistage filter equipment before net formula pump.
Background
Agricultural and industrial water has higher and higher requirements on the water quality before the pump, so that a filter is additionally arranged before the pump to filter the water, the water entering the pump is ensured to be cleaner and free of impurities, and the pump is prevented from being blocked. At present, a filter cylinder is usually horizontally arranged before a pump, the part of the filter cylinder below the water surface is less, and the area of a filter screen immersed under water is about 40 percent of the whole area of the filter screen, so that the filtering efficiency is low, and the effective filtering area is small; because the horizontal filter cylinder is arranged, the two sides of the filter cylinder are supported by the mounting brackets, and when the filter cylinder rotates, if a multi-stage flushing pipe is added, the filter cylinder collides with the brackets, so that the multi-stage filter cylinder filtration cannot be realized.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome prior art drawback, provide a multistage filter equipment before net formula pump, strain a section of thick bamboo and adopt vertical arranging, the bottom is sealed, and the top is open, and the top exposes the surface of water, strains a section of thick bamboo and soaks 75% that occupies the whole area of filter screen below the surface of water at least, can realize multistage filtration and self-cleaning.
The utility model provides a technical scheme that its technical problem adopted is:
a multi-stage filtering device in front of a net type pump comprises a floating platform, a filtering device, a filtering cylinder rotation driving device and a water lifting device, wherein the filtering device comprises a first-stage filtering cylinder, a second-stage filtering cylinder and a rotating shaft which are sequentially and separately arranged from outside to inside, the second-stage filtering cylinder and the first-stage filtering cylinder are coaxially and vertically arranged, the bottom of the second-stage filtering cylinder is sealed through a sealed chassis, the top end of the second-stage filtering cylinder is open, the rotating shaft is arranged at the center inside the second-stage filtering cylinder, the bottom of the rotating shaft is fixed on the sealed chassis, and the filtering precision of the second-stage filtering cylinder is higher than that of the first-stage filtering cylinder; the floating platform floats on the water surface and comprises a first floating box, a second floating box and a filter cartridge support which are respectively arranged at two ends of the filtering device, two ends of the filter cartridge support are respectively fixed at the top ends of the first floating box and the second floating box, and the center of the filter cartridge support is movably connected with the upper part of the rotating shaft through a fixed circular ring; the filter cartridge rotation driving device comprises a driving motor, a motor chain wheel, a filter cartridge chain wheel and a chain, wherein the driving motor is fixed on the first buoyancy tank, the motor chain wheel is fixed on a rotating shaft of the driving motor, the filter cartridge chain wheel is fixed at the top end of the rotating shaft, and the motor chain wheel is connected with the filter cartridge chain wheel through the chain; the water lifting device comprises a water pump, a water pump inlet pipe and a water pump outlet pipe, the water pump is fixed on the second floating box, one end of the water pump inlet pipe is connected with the water pump inlet, the other end of the water pump inlet pipe extends into the secondary filter cylinder, and the water pump outlet pipe is connected with the water pump outlet.
Above-mentioned multistage filter equipment before net formula pump, multistage filter equipment still includes self-cleaning device, self-cleaning device includes plunger pump, plunger pump inlet tube, plunger pump outlet pipe and shower, the one end of plunger pump inlet tube with the plunger pump water inlet is connected, and the other end is located the second grade is strained in the section of thick bamboo, plunger pump outlet pipe one end with the delivery port of plunger pump is connected, the other end with the shower is connected, the quantity of shower is the same with the quantity of straining a section of thick bamboo, and the inner wall of straining a section of thick bamboo at every level all sets up one along vertical direction the shower, the interval is provided with a plurality of nozzle on the shower, the nozzle orientation strain a section of thick bamboo wall and set up.
According to the mesh type pump front multistage filtering device, the filter cartridge support is provided with an upper layer and a lower layer, two ends of the filter cartridge support are fixedly connected with the first floating box and the second floating box, the middle position of the filter cartridge support is connected with the rotating shaft through an upper fixed circular ring and a lower fixed circular ring, the rotating shaft rotates in the fixed circular rings, and the filter cartridge chain wheel is fixed between the upper fixed circular ring and the lower fixed circular ring.
According to the screen type pump front multi-stage filtering device, the plurality of stages of filtering cylinders are sequentially arranged in the second-stage filtering cylinder, the bottoms of the filtering cylinders at all stages are fixed on the closed base plate, and the filtering precision of the filtering cylinders at all stages is gradually increased from outside to inside.
The utility model has the advantages that: the filter cartridge of the utility model is vertically arranged, so that the multi-stage filter cartridge can be used for filtering together, and the filtering precision is improved; the filter cartridge is vertically arranged, and is deeper when being immersed in water, so that the effective use area and the filtering efficiency of the filter screen are improved; the inner wall of each stage of filter cylinder is provided with a spray pipe along the vertical direction, and after the filtered water is pressurized by a plunger pump, the filtered water is sprayed out through the spray pipes, so that the filter cylinder is cleaned from inside to outside, the filter cylinder is prevented from being blocked by impurities, and the normal operation of filtering is ensured.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the device of the present invention;
FIG. 2 is a top view of a multi-stage filtration apparatus;
fig. 3 is a sectional view taken along the line a-a in fig. 2.
In the figure: 1. a first stage filter cartridge; 2. a secondary filter cartridge; 3. a rotating shaft; 4. a first buoyancy tank; 5. a second buoyancy tank; 6. a cartridge holder; 7. a drive motor; 8. a motor sprocket; 9. a cartridge sprocket; 10. a chain; 11. a water pump; 12. a water inlet pipe of a water pump; 13. a water outlet pipe of the water pump; 14. a plunger pump; 15. a plunger pump water inlet pipe; 16. a water outlet pipe of the plunger pump; 17. and (4) a spray pipe.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention relates to a multi-stage filtration device before a net-type pump, wherein the multi-stage filtration device comprises a floating platform, a filtration device, a filtration cylinder rotation driving device, a water lifting device and a self-cleaning device, the filtration device comprises a first-stage filtration cylinder 1, a second-stage filtration cylinder 2 and a rotation shaft 3 which are sequentially separated from outside to inside, the second-stage filtration cylinder 2 and the first-stage filtration cylinder 1 are coaxially and vertically arranged, a certain distance is formed between the two-stage filtration cylinders, the bottom of the two-stage filtration cylinder wall is fixed on a closed chassis or integrated with the closed chassis, the bottom of the two-stage filtration cylinder is closed through the closed chassis, the top end of the two-stage filtration cylinder is open, the rotation shaft 3 is arranged at the center inside of the second-stage filtration cylinder 2, the bottom of the two-stage filtration cylinder is fixed on the closed chassis, and the filtration precision of the second-stage filtration cylinder 2 is greater than the filtration precision of the first-stage filtration cylinder 1; the floating platform floats on the water surface and is used for supporting and stabilizing the filtering device, and the floating platform comprises a first floating box 4, a second floating box 5 and a filter cartridge support 6 which are respectively arranged at two ends of the filtering device, two ends of the filter cartridge support 6 are respectively fixed at the top ends of the first floating box 4 and the second floating box 5, the filter cartridge support 6 is arranged in an X shape, and the crossed central position of the filter cartridge support 6 is movably connected with the upper part of the rotating shaft 3 through a fixed circular ring; the filter cartridge rotation driving device comprises a driving motor 7, a motor chain wheel 8, a filter cartridge chain wheel 9 and a chain 10, the driving motor is fixed on the first buoyancy tank 4, the motor chain wheel 8 is fixed on a rotating shaft of the driving motor 7, the filter cartridge chain wheel 9 is fixed at the top end of the rotating shaft 3, the motor chain wheel 8 is connected with the filter cartridge chain wheel 9 through the chain 10, the driving motor operates, the motor chain wheel 8 and the filter cartridge chain wheel 9 rotate to drive the rotating shaft 3 to rotate, and meanwhile, water is filtered by the rotation of the first-stage filter cartridge and the second-stage filter cartridge; the water lifting device comprises a water pump 11, a water pump inlet pipe 12 and a water pump outlet pipe 13, wherein the water pump 11 is fixed on the second floating box 5, one end of the water pump inlet pipe is connected with a water inlet of the water pump 11, the other end of the water pump inlet pipe extends to the bottom end inside the second-stage filter cylinder 2, the water pump outlet pipe 13 is connected with a water pump water outlet, and filtered clean water is discharged and collected by the water pump outlet pipe after being pressurized by the water pump through the water pump inlet pipe. The self-cleaning device comprises a plunger pump 14, a plunger pump water inlet pipe 15, a plunger pump water outlet pipe 16 and a spray pipe 17, one end of the plunger pump water inlet pipe 15 is connected with a water inlet of the plunger pump 14, the other end of the plunger pump water inlet pipe is located at the bottom in the second-stage filter cylinder 2, one end of the plunger pump water outlet pipe 16 is connected with a water outlet of the plunger pump 14, the other end of the plunger pump water outlet pipe is connected with the spray pipe 17, the number of the spray pipes 17 is the same as the number of the filter cylinders, one spray pipe 17 is arranged on the inner wall of each stage of filter cylinder along the vertical direction, a plurality of nozzles are arranged on the spray pipe 17 at intervals, and the nozzles face the wall of the filter cylinder. Cleaning the filter cylinders at all levels according to use requirements, starting a plunger pump, enabling filtered clean water to enter a water inlet pipe 15 of the plunger pump, pressurizing the clean water by the plunger pump, enabling the clean water to flow out of a water outlet pipe of the plunger pump and be sprayed out through nozzles on all spray pipes, and performing spray cleaning on the walls of the filter cylinders at all levels.
The filter cartridge support 6 is provided with an upper layer and a lower layer, two ends of the filter cartridge support are fixedly connected with the first buoyancy tank and the second buoyancy tank, the middle position of the filter cartridge support is connected with the rotating shaft 3 through an upper fixed circular ring and a lower fixed circular ring, the rotating shaft 3 rotates in the fixed circular rings, and the filter cartridge chain wheel 10 is fixed between the upper fixed circular ring and the lower fixed circular ring.
According to the filtering requirement, a plurality of stages of filter cylinders are sequentially arranged in the second-stage filter cylinder 2 at intervals and are all fixed on the closed base plate, and the filtering precision of each stage of filter cylinder is gradually increased from outside to inside.
The working process is as follows: the utility model discloses the device is applicable to the filtration of surface water such as reservoir, lake, channel, according to filtering water quality needs, set for the quantity of straining a section of thick bamboo, place multistage filter equipment in aqueous, start driving motor, the motor shaft rotates and drives the rotation of motor sprocket, the chain drives a section of thick bamboo sprocket rotation simultaneously, a section of thick bamboo sprocket is fixed on the rotation axis, drive the rotation axis rotation, swing joint between rotation axis and the section of thick bamboo support, when the rotation axis is rotatory, a section of thick bamboo support can not rotate thereupon, guarantee that the floating platform is relatively stable, a section of thick bamboo rotation filters, the clear water after the filtration is taken out from a section of thick bamboo through the water pump; after filtering a period of time, starting the plunger pump, pumping the filtered clear water into a water inlet pipe of the plunger pump, pressurizing the clear water by the plunger pump, pumping the clear water into a water outlet pipe of the plunger pump, spraying the clear water by a nozzle on the spray pipe, and realizing spray cleaning of the walls of the filter cylinders at all levels in the rotating process of the filter cylinders at all levels, thereby ensuring normal filtration of the filter cylinders.
Claims (4)
1. The utility model provides a multistage filter equipment before net formula pump which characterized in that: the multistage filtering device comprises a floating platform, a filtering device, a filtering cylinder rotation driving device and a water lifting device, wherein the filtering device comprises a first-stage filtering cylinder (1), a second-stage filtering cylinder (2) and a rotating shaft (3) which are sequentially separated from outside to inside, the second-stage filtering cylinder (2) and the first-stage filtering cylinder (1) are coaxially and vertically arranged, the bottom of the two-stage filtering cylinder is sealed through a sealed chassis, the top end of the two-stage filtering cylinder is open, the rotating shaft (3) is arranged at the center inside of the second-stage filtering cylinder (2), the bottom of the rotating shaft is fixed on the sealed chassis, and the filtering precision of the second-stage filtering cylinder (2) is higher than that of the first-stage filtering cylinder; the floating platform floats on the water surface and comprises a first floating box (4), a second floating box (5) and a filter cartridge support (6) which are respectively arranged at two ends of the filtering device, two ends of the filter cartridge support (6) are respectively fixed at the top ends of the first floating box (4) and the second floating box (5), and the center position of the filter cartridge support (6) is movably connected with the upper part of the rotating shaft (3) through a fixed circular ring; the filter cartridge rotation driving device comprises a driving motor (7), a motor chain wheel (8), a filter cartridge chain wheel (9) and a chain (10), the driving motor is fixed on the first buoyancy tank (4), the motor chain wheel (8) is fixed on a rotating shaft of the driving motor, the filter cartridge chain wheel (9) is fixed at the top end of the rotating shaft (3), and the motor chain wheel (8) and the filter cartridge chain wheel (9) are connected through the chain (10); the water lifting device comprises a water pump (11), a water pump water inlet pipe (12) and a water pump water outlet pipe (13), the water pump (11) is fixed on the second floating box (5), one end of the water pump water inlet pipe is connected with a water inlet of the water pump (11), the other end of the water pump water inlet pipe extends into the secondary filter cylinder (2), and the water pump water outlet pipe (13) is connected with a water outlet of the water pump.
2. The screen pre-pump multistage filter device according to claim 1, wherein: multistage filter equipment still includes from cleaning device, from cleaning device includes plunger pump (14), plunger pump inlet tube (15), plunger pump outlet pipe (16) and shower (17), the one end of plunger pump inlet tube (15) with plunger pump (14) water inlet is connected, and the other end is located in second grade filter cylinder (2), plunger pump outlet pipe (16) one end with the delivery port of plunger pump (14) is connected, the other end with shower (17) are connected, the quantity of shower (17) is the same with the quantity of straining a section of thick bamboo, and the inner wall of straining a section of thick bamboo all sets up one along vertical direction shower (17), interval is provided with a plurality of nozzle on shower (17), the nozzle orientation strain the section of thick bamboo wall and set up.
3. The screen pre-pump multistage filter device according to claim 2, wherein: the filter cartridge support (6) is provided with an upper layer and a lower layer, two ends of the filter cartridge support are fixedly connected with the first floating box and the second floating box, the middle position of the filter cartridge support is connected with the rotating shaft (3) through an upper fixed circular ring and a lower fixed circular ring, the rotating shaft (3) rotates in the fixed circular rings, and the filter cartridge chain wheel (10) is fixed between the upper fixed circular ring and the lower fixed circular ring.
4. The screen pre-pump multistage filter device according to claim 3, wherein: the inside of the second-stage filter cylinder (2) is sequentially provided with a plurality of stages of filter cylinders at intervals, the bottoms of the filter cylinders at all stages are fixed on the closed base plate, and the filtering precision of the filter cylinders at all stages is gradually increased from outside to inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862570.7U CN215137586U (en) | 2021-04-25 | 2021-04-25 | Multi-stage filtering device before net type pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862570.7U CN215137586U (en) | 2021-04-25 | 2021-04-25 | Multi-stage filtering device before net type pump |
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| Publication Number | Publication Date |
|---|---|
| CN215137586U true CN215137586U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120862570.7U Active CN215137586U (en) | 2021-04-25 | 2021-04-25 | Multi-stage filtering device before net type pump |
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| CN (1) | CN215137586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114405147A (en) * | 2022-01-11 | 2022-04-29 | 全球通(浙江)环保科技有限公司 | Floating drum filtering device and filtering drum assembly thereof |
-
2021
- 2021-04-25 CN CN202120862570.7U patent/CN215137586U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114405147A (en) * | 2022-01-11 | 2022-04-29 | 全球通(浙江)环保科技有限公司 | Floating drum filtering device and filtering drum assembly thereof |
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