CN117619045A - Reservoir composite filter and use method thereof - Google Patents
Reservoir composite filter and use method thereof Download PDFInfo
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- CN117619045A CN117619045A CN202410103629.2A CN202410103629A CN117619045A CN 117619045 A CN117619045 A CN 117619045A CN 202410103629 A CN202410103629 A CN 202410103629A CN 117619045 A CN117619045 A CN 117619045A
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- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 326
- 238000001914 filtration Methods 0.000 claims abstract description 102
- 239000013049 sediment Substances 0.000 claims abstract description 12
- 238000003475 lamination Methods 0.000 claims description 110
- 230000006835 compression Effects 0.000 claims description 39
- 238000007906 compression Methods 0.000 claims description 39
- 239000004575 stone Substances 0.000 claims description 31
- 238000011010 flushing procedure Methods 0.000 claims description 29
- 239000004576 sand Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 20
- 239000010865 sewage Substances 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000003973 irrigation Methods 0.000 abstract description 11
- 230000002262 irrigation Effects 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 26
- 230000000694 effects Effects 0.000 description 5
- 239000002985 plastic film Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000006004 Quartz sand Substances 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The invention discloses a reservoir composite filter and a use method thereof, and relates to the technical field of irrigation filtration. The invention can effectively filter large particulate matters and organic matters of a water source, accelerate continuous output of water pressure after continuous filtration, accelerate agricultural irrigation and prevent sediment from blocking the filter.
Description
Technical Field
The invention relates to the technical field of irrigation filtration, in particular to a reservoir composite filter and a use method thereof.
Background
The agricultural irrigation filter is an important component of agricultural production, is a basic guarantee for guaranteeing long-term stable development of agriculture, is a common irrigation filter type, and comprises a net filter, a centrifugal filter, a sand filter, a laminated filter and the like, wherein the laminated filter is a novel filter, a filter element of the novel filter is composed of a group of annular plastic sheets with fine flow passages, a plurality of fine passages are formed between the compressed annular plastic sheets in a layer-by-layer mode, the annular plastic sheets can be selected according to filtering requirements, water which is primarily filtered by the sand filter is further filtered by the laminated filter, clear water passes through the fine passages among the sheets, fine impurities, microorganisms and the like are intercepted around and among the laminated sheets, and the novel filter has the outstanding advantages of simple structure, convenience in maintenance, long service life, capability of back flushing water quality with higher organic matter content and is particularly suitable for irrigation in different areas.
The existing sand-stone type filter generally has a back flushing function, and the back flushing aims at enabling the filter material to generate back and forth loosening mutual friction and flushing away substances adsorbed by the filter material, so that the filter material cleaning function is achieved. The sand-stone type filter and the lamination type filter are combined, the filter material is lost if the back flushing force is too large, a large amount of flushing time is needed to flush the filter material completely if the back flushing force is too small, and water resources are wasted.
The chinese patent with application number CN201921657401.9 discloses an automatic back flushing filter device for sand and disc for water-saving irrigation, which comprises an outer flushing cylinder, through holes are formed in the bottoms of two sides of the outer flushing cylinder, connecting pipes are inserted and connected in the two through holes, connecting flanges are sleeved at one ends of the two connecting pipes, one end of one connecting pipe is inserted and connected with one end of a water inlet pipe through the connecting flanges, a sewage drain pipe is fixedly arranged in the middle of the bottom end of the water inlet pipe, one end of the other connecting pipe is fixedly connected with one end of a water outlet pipe through the connecting flanges, a back flushing pipe is fixedly arranged in the middle of the bottom end of the water outlet pipe, and a rotary cover is connected with the bottom end of the outer flushing cylinder in a threaded manner. This patent drives the lift of cylindricality piece through the electronic flexible pipe of installation, is convenient for carry out comprehensive backwash to the disc, guarantees that the backwash is abundant, reduces silt and adheres on the disc surface, influences the filtration efficiency of disc. However, this patent does not effectively integrate a sand filter with a disc filter, and does not utilize the pressure difference between the two to perform efficient filtration adjustment and back flushing.
The Chinese patent with application number 202210572983.0 discloses a special centrifugal-sand-screen composite filter for micro-irrigation, which comprises a cut-in water inlet, a centrifugal negative pressure suction type sand removing device, a refined small-particle-size sand filter material, a bearing filter screen and a pollution discharge bin, wherein the centrifugal filter, the sand filter and the screen filter are combined into the same filter tank, the cut-in water inlet and a motor are arranged at the upper part of the filter tank, the motor is connected with the centrifugal negative pressure suction type sand removing device at the middle part of the filter tank through a rotary telescopic connecting rod, the center of the device is a tee joint, two hollow sand discharging pipes are arranged at the left and right sides, the lower part of the device is connected with a porous sand collecting fan blade through a telescopic sand channel, the pollution discharge bin connected with the filter tank in a circle is arranged around the device, fine particle refined quartz sand is arranged at the lower part of the filter tank, and the bearing filter screen is arranged at the lower part of the quartz sand; the filter has the advantages of high filtering precision, continuous operation without stopping, no back flushing, low cost, simple use, easy popularization and the like, but the patent can not adjust the filtering precision according to different water qualities.
In order to ensure the back flushing efficiency, effectively utilize the combination of the filters and the pressure difference thereof, meet the requirements of energy conservation and water conservation, adapt to the condition that the filters are easy to be blocked due to more sediment content, and different water qualities and complex working environments need different filtering precision, the application provides a reservoir composite filter and a use method thereof.
Disclosure of Invention
The invention aims to provide a reservoir composite filter and a use method thereof, which are used for solving the problems that the filter is easy to be blocked due to more sediment content and water resources are wasted due to low backwashing efficiency in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a cistern combined type filter, includes grit formula filter and lamination formula filter, lamination formula filter includes a plurality of filter vat, fixed disk is fixedly connected with in the filter vat, fixed disk bottom fixedly connected with water conservancy diversion dish, fixed disk center fixedly connected with return water post, be the cavity setting in the return water post, first fixed slot and second fixed slot have been seted up to fixed disk upper surface, first fixed slot in fixedly connected with first support frame, second fixed slot in fixedly connected with second support frame, fixed disk upper surface is provided with filtering component;
the side wall of the water return column is uniformly and fixedly connected with a plurality of water return heads, the included angle between every two adjacent water return heads is an acute angle, the filter assembly comprises a plurality of first laminations, a plurality of second laminations and a plurality of third laminations, the first laminations are sleeved outside the first support frame, the second laminations are sleeved outside the second support frame, the third laminations are sleeved outside the water return column, the inner wall of the filter vat is in sealing sliding connection with a first compression ring, the first laminations are in contact with the first compression ring, the top end of the second laminations is provided with a second compression ring, the top end of the third lamination is provided with a third compression ring, the utility model discloses a flexible compression ring, including flexible jar, spout, second telescopic link, first clamping ring, second clamping ring, the first clamping ring top is provided with the holding ring, the flexible jar of fixedly connected with in the holding ring, the inlet opening has been seted up at the top of flexible jar, sealed sliding connection has first telescopic link in the flexible jar, the spout has been seted up in the first telescopic link, sealed sliding connection has the second telescopic link in the spout, be provided with first spring between second telescopic link and the spout, be provided with the second spring between holding ring and the first clamping ring, be provided with the third spring between second clamping ring and the first telescopic link, be provided with the fourth spring between third clamping ring and the second telescopic link.
As a further scheme of the invention, the water inlet of each laminated filter is respectively connected with the first water inlet pipe and the first sewage drain pipe through a three-way valve, the water outlet of each laminated filter is connected with the first water outlet pipe, the water inlet of each sand-stone filter is respectively connected with the second water inlet pipe and the second sewage drain pipe through a three-way valve, the water outlet of the sand-stone filter is communicated with the first water inlet pipe, and the three-way valve is a three-way electromagnetic valve.
As a further scheme of the invention, each water inlet hole is internally and hermetically connected with a connecting pipe, the connecting pipes are respectively communicated with the inner cavities of the second water inlet pipe and the telescopic cylinder, and an electromagnetic valve is arranged at the joint of the connecting pipe and the second water inlet pipe and is an electromagnetic shutoff valve.
As a further scheme of the invention, the first water inlet pipe is provided with a first pressure gauge and a first exhaust valve, the first pressure gauge is used for detecting the pressure in the first water inlet pipe, the first pressure gauge is a remote pressure gauge, and the first exhaust valve is used for exhausting redundant gas in a pipeline.
As a further scheme of the invention, a pressure release valve, a second pressure gauge and a second exhaust valve are arranged on the second water inlet pipe, the second pressure gauge is used for detecting the pressure in the second water inlet pipe, the second pressure gauge is a remote pressure gauge, the pressure release valve is used for reducing the pressure in a pipeline, and the second exhaust valve is opened when the water pressure is excessive and is used for exhausting redundant gas in the pipeline.
As a further scheme of the invention, a third pressure gauge is arranged on the first water outlet pipe and is used for detecting the pressure in the first water outlet pipe, and the third pressure gauge is a remote pressure gauge.
As a further scheme of the invention, the front and back sides of the first lamination are provided with first filter tanks which are mutually staggered, the front and back sides of the second lamination are provided with second filter tanks which are mutually staggered, and the front and back sides of the third lamination are provided with third filter tanks which are mutually staggered.
As a further aspect of the present invention, the first filter tank has a cross section greater than that of the second filter tank, and the second stack has a cross section greater than that of the third filter tank.
As a further scheme of the invention, the inner side and the outer side of the first support frame and the second support frame are respectively provided with a diversion trench, the diversion trenches correspond to the first filtering tank, the second filtering tank and the third filtering tank, and the first filtering tank, the second filtering tank and the third filtering tank are arranged in a semicircular conical manner, so that the purpose of the arrangement is to enable filtered water to be smoother and to effectively improve the filtering precision.
A method of using a reservoir composite filter, comprising the steps of:
s1, primarily filtering a water source, pumping water to be filtered to a second water inlet pipe through a started water pump, enabling the water to flow into a filter cavity of a sand-stone type filter through the second water inlet pipe, filtering impurities in the water through a filter material, enabling filtered clear water to enter the bottom of the sand-stone type filter through a filter cap below the filter material, and discharging the clear water into the first water inlet pipe through a drain pipe;
s2, further filtering of a water source, wherein a first water inlet pipe is communicated with a water inlet of the laminated filter through a three-way electromagnetic valve, water to be further filtered flows into a water inlet end of the laminated filter through the three-way electromagnetic valve, water to be filtered is spirally discharged into a filter barrel through a guide disc, filtered is filtered through a filter assembly, the filtered water flows into a water return column through a water return head, and the water is discharged through a first water outlet pipe;
s3, automatic back flushing of the sand-stone filter is performed, when the water pressure of the second pressure gauge is increased, the water pressure entering the inner cavity of the telescopic cylinder through the connecting pipe is increased, the second lamination is pressed more tightly along with the increase of the water pressure, the second filter tank is extruded, the resistance of the interception area flowing through the filter tank is reduced, the water pressure in the first water inlet pipe is increased, at the moment, the sand-stone filter is sequentially back flushed, so that filter materials in the sand-stone filter can be fully rolled and rubbed, and the back flushing effect is improved;
s4, automatic back flushing of the laminated filter is carried out, water is sprayed obliquely through a water return head, the first laminated sheet, the second laminated sheet and the third laminated sheet rotate under the action of oblique water flow and are rubbed and cleaned mutually, and sewage is discharged through the first sewage discharge pipe;
s5, preventing the laminated filter from being blocked by excessive sediment in water, when the combined filter of the reservoir is used in areas with more sediment content and other fine impurities in a water source, the filtered water is subjected to coarse filtration through the compressed first laminated plates, and when the water pressure of the first pressure gauge is stable, the water pressure in the second water inlet pipe can be used as required, and the second laminated plates can be compressed for fine filtration;
s6, when the water quality requirement is particularly high, high-precision filtration can be performed through the compression of the third lamination, the connecting pipe is shut off through the electromagnetic valve after the compression, so that the water pressure in the telescopic cylinder is unchanged, the first telescopic rod always compresses the second lamination through the third spring and the second compression ring, and the second telescopic rod always compresses the third lamination through the fourth spring and the third compression ring.
The beneficial effects of the invention are as follows:
1. the invention further accelerates the speed of filtering the water source and improves the filtering precision by combining the sand filter and the lamination filter, and effectively filters the large particulate matters and organic matters of the water source.
2. According to the invention, through the arrangement of the telescopic cylinder, when the water pressure of the second pressure gauge is increased, the water pressure entering the inner cavity of the telescopic cylinder through the connecting pipe is increased, the first telescopic rod moves, the third spring is compressed to enable the second lamination to be compressed, the second lamination is pressed more tightly along with the increase of the water pressure, the second filter tank is pressed, the interception area of the second filter tank is reduced, the resistance of the second lamination flowing through the filter tank is increased, the water pressure in the first water inlet pipe is increased, at the moment, the sand-stone type filter is backwashed in sequence, so that filter materials in the sand-stone type filter can be fully rolled and rubbed, the backwashed effect is improved, when the water pressure of the first water outlet pipe is reduced, the three-way electromagnetic valve is reversed, the water inlet of the lamination type filter is communicated with the first drain pipe, water flows through the backwashed through the first water outlet pipe, the second spring, the third spring and the fourth spring are pressed under the action of the water pressure, the first lamination, the second lamination and the third lamination are loosened, the water is sprayed obliquely through the backwashed, the first lamination, the second lamination and the third lamination are rotated under the action of oblique water flow, mutual rubbing cleaning is performed under the action of oblique water flow, the effect, the sewage is discharged through the first drain pipe, the drain pipe is enabled to be discharged continuously, and the water pressure is continuously cleaned, and after the first lamination and the water is continuously and completely cleaned, and the agricultural water is continuously washed.
3. According to the invention, through the arrangement of the diversion trench, when the reservoir composite filter is used in an area with more sediment content and other fine impurities in a water source, the water source is preliminarily filtered through the sand-stone type filter, the filtered water is roughly filtered through the compressed first lamination and the diversion trench, so that the first lamination is prevented from being blocked at the moment of filtration, when the water pressure of the first pressure gauge is stable, the second lamination can be compressed according to the water pressure in the second water inlet pipe, fine filtration can be performed through compressing the second lamination according to the requirement, meanwhile, the diversion trench corresponds to each first filtering tank, each second filtering tank and each third filtering tank, and the first filtering tank, the second filtering tank and the third filtering tank are arranged in a semicircular conical shape, the purpose of the arrangement is to enable filtered water to more smoothly flow through the first filtering tank, the second filtering tank and the third filtering tank, the flow rate and the filtering precision are improved more effectively, the water quality can be high-precisely filtered through compressing the third lamination under the condition that the requirement is particularly high, and the water pressure in the telescopic cylinder is always compressed through the electromagnetic valve, and the water pressure in the telescopic cylinder is unchanged, and the first telescopic rod is always compressed through the third spring and the second lamination, and the second filtering tank is always compressed through the fourth lamination, and the water quality is always improved, and the water quality is always and the water quality is improved by the telescopic filtering rod.
Drawings
FIG. 1 is a schematic view of a composite filter for a reservoir according to the present invention;
FIG. 2 is a schematic view of a laminated filter according to the present invention;
FIG. 3 is a schematic view of a filter vat according to the present invention;
FIG. 4 is a schematic view of a first pressure ring according to the present invention;
FIG. 5 is an exploded view of the filter assembly of the present invention;
FIG. 6 is a schematic structural view of a holding pan according to the present invention;
FIG. 7 is a schematic view of a flow guide groove according to the present invention;
FIG. 8 is a schematic view of a filter assembly of the present invention;
FIG. 9 is a cross-sectional view of a water return column of the present invention;
fig. 10 is a cross-sectional view of a support ring of the present invention.
In the figure: 1. a sand filter; 2. a laminated filter; 3. a filter vat; 4. a fixed plate; 401. a first fixing groove; 402. a second fixing groove; 5. a deflector disc; 6. water return column; 601. a water return head; 7. a first support frame; 8. a second support frame; 9. a filter assembly; 901. a first lamination; 902. a second lamination; 903. a third lamination; 9011. a first filter tank; 9021. a second filter tank; 9031. a third filter tank; 10. a first press ring; 11. a second press ring; 12. a third press ring; 13. a support ring; 14. a telescopic cylinder; 141. a water inlet hole; 142. a first telescopic rod; 143. a chute; 144. a second telescopic rod; 145. a first spring; 15. a second spring; 16. a third spring; 17. a fourth spring; 18. a first water inlet pipe; 19. a first drain pipe; 20. a first water outlet pipe; 21. a second water inlet pipe; 22. a second drain pipe; 23. a connecting pipe; 24. a first pressure gauge; 25. a first exhaust valve; 26. a pressure release valve; 27. a second pressure gauge; 28. a second exhaust valve; 29. a third pressure gauge; 30. and a diversion trench.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
As shown in fig. 1 and 2, the reservoir composite filter provided in this embodiment includes a sand filter 1 and a laminated filter 2 which are connected, the laminated filter 2 includes a plurality of filter barrels 3, the water inlet of each laminated filter 2 is connected with a first water inlet pipe 18 and a first sewage pipe 19 through a three-way valve, the water outlet of each laminated filter 2 is connected with a first water outlet pipe 20, the water inlet of each sand filter 1 is connected with a second water inlet pipe 21 and a second sewage pipe 22 through a three-way valve, and the water outlet of the sand filter 1 is connected with the first water inlet pipe 18.
In this embodiment, the sand-stone type filter 1 is used for primarily filtering the water source, the sizes of the particulate matters and the organic matters in the water in different water source environments are different, the sand-stone type filter 1 is firstly adopted for primarily filtering the water source to filter most of the particulate matters and the organic matters, the particulate matters and the organic matters are prevented from directly blocking the laminated filter 2, the water source flows into the sand-stone type filter 1 through the second water inlet pipe 21 to filter the particulate matters and the organic matters in the water source, the water filtered by the filter material is discharged from the water outlet pipe of the sand-stone type filter 1 through the filter cap, the discharged water enters the first water inlet pipe 18, and then enters the filter barrel 3 through the water inlet of the laminated filter 2 to be filtered, and the water filtered by the laminated filter 2 is discharged into an area or a reservoir to be irrigated through the first water outlet pipe 20 for agricultural irrigation.
As shown in fig. 1 and 2, a first pressure gauge 24 and a first exhaust valve 25 are arranged on the first water inlet pipe 18, the first pressure gauge 24 is used for detecting the pressure in the first water inlet pipe 18, a pressure relief valve 26, a second pressure gauge 27 and a second exhaust valve 28 are arranged on the second water inlet pipe 21, the second pressure gauge 27 is used for detecting the pressure in the second water inlet pipe 21, a third pressure gauge 29 is arranged on the first water outlet pipe 20, the third pressure gauge 29 is used for detecting the pressure in the first water outlet pipe 20, the first pressure gauge 24 and the second pressure gauge 27 are remote pressure gauges, the first pressure gauge 24 detects the pressure in the first water inlet pipe 18 to be reduced, the second pressure gauge 27 detects the pressure in the second water inlet pipe 21 to be increased, at this time, back flushing is needed to be carried out on the sand and stone filter 1, a three-way electromagnetic valve works, water in the first water inlet pipe 18 back flushing is carried out on the sand and stone filter 1 through the second electromagnetic valve 22, when the first pressure gauge 24 detects the pressure in the first water outlet pipe 20 to be increased, the electromagnetic valve works on the laminated filter 2 back flushing is carried out on the sand and stone filter 1 through the first sewage outlet pipe 19, the water source and the water source filter is further combined with the filter media, and the filtering speed of the filter media is improved.
Example two
The inventor finds that when the embodiment is actually used, if the water pressure is lower, the backwashing efficiency is affected, and the lamination is single and can not adjust the filtered water quality, so that the inventor improves the filtering precision of the filter barrel 3 and the water pressure of the first water inlet pipe 18, improves the flushing matching efficiency, and improves the embodiment.
As shown in fig. 3-6 and fig. 9, a fixed disk 4 is fixedly and hermetically connected in the filter vat 3, a flow guiding disk 5 is fixedly connected at the bottom of the fixed disk 4, a water return column 6 is fixedly connected in the center of the fixed disk 4, a first fixed groove 401 and a second fixed groove 402 are formed in the upper surface of the fixed disk 4, a first supporting frame 7 is fixedly connected in the first fixed groove 401, a second supporting frame 8 is fixedly connected in the second fixed groove 402, a filter assembly 9 is arranged on the upper surface of the fixed disk 4, a plurality of water return heads 601 are uniformly and fixedly connected to the side wall of the water return column 6, and the included angle between two adjacent water return heads 601 is an acute angle, so that the pressure of oblique injection of the water return heads 601 acts on the first lamination 901, the second lamination 902 and the third lamination 903 according to force decomposition, and the first lamination 901, the second lamination 902 and the third lamination 903 rotate under the action of oblique water flow and are mutually rubbed and cleaned. As shown in fig. 4, 5 and 8, the filter assembly 9 includes a plurality of first laminations 901, second laminations 902 and third laminations 903, the plurality of first laminations 901 are sleeved outside the first supporting frame 7, the plurality of second laminations 902 are sleeved outside the second supporting frame 8, the plurality of third laminations 903 are sleeved outside the water return column 6, the inner wall of the filter vat 3 is in sealing sliding connection with a first compression ring 10, the first laminations 901 are in contact with the first compression ring 10, the top end of the second laminations 902 is provided with a second compression ring 11, the top end of the third laminations 903 is provided with a third compression ring 12, and the top of the first compression ring 10 is provided with a supporting ring 13.
As shown in fig. 4 and 10, the supporting ring 13 is fixedly connected with a telescopic cylinder 14, a water inlet hole 141 is formed in the top of the telescopic cylinder 14, a first telescopic rod 142 is connected in a sealing sliding manner in the telescopic cylinder 14, a sliding groove 143 is formed in the first telescopic rod 142, a second telescopic rod 144 is connected in a sealing sliding manner in the sliding groove 143, a first spring 145 is arranged between the second telescopic rod 144 and the sliding groove 143, a second spring 15 is arranged between the supporting ring 13 and the first compression ring 10, a third spring 16 is arranged between the second compression ring 11 and the first telescopic rod 142, a fourth spring 17 is arranged between the third compression ring 12 and the second telescopic rod 144, and a connecting pipe 23 is connected in each water inlet hole 141 in a sealing manner, and the connecting pipes 23 are respectively communicated with the second water inlet pipe 21 and the inner cavities of the telescopic cylinder 14.
As shown in fig. 1-2 and fig. 8, an electromagnetic valve is arranged at the joint of the connecting pipe 23 and the second water inlet pipe 21, the front and back sides of the first lamination 901 are provided with mutually staggered first filter tanks 9011, the front and back sides of the second lamination 902 are provided with mutually staggered second filter tanks 9021, the front and back sides of the third lamination 903 are provided with mutually staggered third filter tanks 9031, the cross section of the first filter tank 9011 is larger than the cross section of the second filter tank 9021, and the cross section of the second lamination 902 is larger than the cross section of the third filter tank 9031. As shown in fig. 7, the first support frame 7 and the second support frame 8 are provided with diversion trenches 30 on both inner and outer sides.
As shown in fig. 1-4, after the water source is primarily filtered, the water to be filtered is pumped to the second water inlet pipe 21 through the started water pump, the water to be filtered flows into the filter cavity of the sand-stone type filter 1 through the second water inlet pipe 21, impurities in the water are filtered through the filtering of the filter material, the filtered clean water enters the bottom of the sand-stone type filter 1 through the filter cap below the filter material and is discharged into the first water inlet pipe 18 through the drain pipe, the first water inlet pipe 18 is communicated with the water inlet of the laminated filter 2 through the three-way electromagnetic valve, the water to be further filtered flows into the water inlet end of the laminated filter 2 through the three-way electromagnetic valve, the water to be filtered is spirally discharged into the filter barrel 3 through the guide disc 5, the filtered water flows into the water return column 6 through the water return head 601, and the water is discharged through the first water outlet pipe 20, so that the water source is further filtered.
As shown in fig. 1, 2, 4, 9 and 10, when the water pressure of the second pressure gauge 27 increases, the water pressure entering the inner cavity of the telescopic cylinder 14 through the connecting pipe 23 increases, the first telescopic rod 142 moves, the third spring 16 is compressed to compress the second lamination 902, the second lamination 902 is compressed more tightly as the water pressure increases, the second filtering tank 9021 is compressed, the intercepting area of the second filtering tank 9021 is reduced, the resistance of the water flowing through the second filtering tank 9021 increases, the water pressure in the first water inlet pipe 18 increases, the sand filter 1 performs back flushing in turn at this time, the filter material in the sand filter 1 can be fully rolled and accelerated rubbed, the back flushing effect is improved, when the water pressure of the first water outlet pipe 20 decreases, the three-way electromagnetic valve is reversed, the water inlet of the laminated filter 2 is communicated with the first blow-off pipe 19, water flows through the water return column 6 through the first water outlet pipe 20, the second spring 15, the third spring 16 and the fourth spring 17 are extruded under the action of water pressure, the first laminated plate 901, the second laminated plate 902 and the third laminated plate 903 are loose, the water is sprayed obliquely through the water return head 601, the first laminated plate 901, the second laminated plate 902 and the third laminated plate 903 rotate under the action of oblique water flow and are rubbed and cleaned mutually, sewage is discharged through the first blow-off pipe 19, the first laminated plate 901, the second laminated plate 902 and the third laminated plate 903 are rubbed and cleaned thoroughly, continuous output of the water pressure after continuous filtration is accelerated, and agricultural irrigation is accelerated.
As shown in fig. 1 and 2, when the reservoir combined filter is used in a region with sediment content and other fine impurities in a water source and the water source needs higher water quality, the water source is preliminarily filtered by the sand filter 1, the filtered water is roughly filtered by the compressed first lamination 901 and the diversion trench 30, sediment is prevented from blocking the first lamination 901 at the filtering moment, when the water pressure of the first pressure gauge 24 is stable, the second lamination 902 can be compressed according to the water pressure in the second water inlet pipe 21 as required, fine filtration can be performed on the second lamination 902, meanwhile, the diversion trench 30 corresponds to each first filtration trench 9011, each second filtration trench 9021 and each third filtration trench 9031, and the first filtration trench 9011, the second filtration trench 9021 and the third filtration trench 9031 are arranged in a semicircular conical shape, so that the filtered water can smoothly flow through the first filtration trench 9011, the second filtration trench 9021 and the third filtration trench 9031, the flow rate and the filtering precision are effectively improved, the high-precision water quality can be compressed by the third lamination 903, the high-precision filtration can be performed through the third lamination 903, the high-precision filtration can be performed, the compression can be performed through the third lamination 903, and the compression can always be performed through the electromagnetic valve, and the expansion and compression can always be performed through the expansion and compression spring 12, so that the expansion and compression of the compression rod 12 can always have the compression rod 12 can be increased by the expansion and the compression rod 12, and the compression rod 12 can always have the compression precision and the compression rod 12.
Example III
On the basis of the above embodiment, the present embodiment further provides a method for using the reservoir composite filter, including the following steps:
s1, water source preliminary filtration, water to be filtered is pumped to a second water inlet pipe 21 through a water pump after being started, the water to be filtered flows into a filter cavity of the sand-stone type filter 1 through the second water inlet pipe 21, impurities in the water are filtered through filtration of a filter material, filtered clear water enters the bottom of the sand-stone type filter 1 through a filter cap below the filter material, and the clear water is discharged into a first water inlet pipe 18 through a drain pipe.
S2, further filtering of a water source, wherein a first water inlet pipe 18 is communicated with a water inlet of the laminated filter 2 through a three-way electromagnetic valve, water to be further filtered flows into a water inlet end of the laminated filter 2 through the three-way electromagnetic valve, water to be filtered is spirally discharged into the filter vat 3 through the guide disc 5, filtered is filtered through the filter assembly 9, filtered water flows into a water return column 6 through a water return head 601, and water is discharged through a first water outlet pipe 20.
S3, automatic back flushing of the sand-stone type filter 1 is carried out, when the water pressure of the second pressure gauge 27 is increased, the water pressure entering the inner cavity of the telescopic cylinder 14 through the connecting pipe 23 is increased, the second lamination 902 is pressed more tightly along with the increase of the water pressure, the second filter tank 9021 is extruded, the resistance of the intercepting area flowing through the second filter tank 9021 is reduced, the water pressure in the first water inlet pipe 18 is increased, at the moment, the sand-stone type filter 1 is sequentially back flushed, filter materials in the sand-stone type filter 1 can be fully rolled and rubbed, and the back flushing effect is improved.
S4, automatic back flushing of the laminated filter 2 is achieved, water is sprayed obliquely through a water return head 601, the first laminated plate 901, the second laminated plate 902 and the third laminated plate 903 rotate under the action of oblique water flow and are cleaned in a friction mode, sewage is discharged through the first drain pipe 19, and therefore the first laminated plate 901, the second laminated plate 902 and the third laminated plate 903 are cleaned in a friction mode thoroughly.
S5, preventing the laminated filter 2 from being blocked due to excessive sediment in water quality, when the reservoir composite filter is used in areas with more sediment content and other fine impurities in water sources, filtered water is coarsely filtered through the compressed first laminated plates 901, and when the water pressure of the first pressure gauge 24 is stable, the water pressure in the second water inlet pipe 21 can be used for compressing the second laminated plates 902 according to the requirement, so that fine filtration can be performed.
S6, when the water quality requirement is particularly high, the third lamination 903 can be pressed for high-precision filtration, and after the pressing, the connecting pipe 23 is cut off through the electromagnetic valve, so that the water pressure in the telescopic cylinder 14 is unchanged, the first telescopic rod 142 always presses the second lamination 902 through the third spring 16 and the second pressing ring 11, and the second telescopic rod 144 always presses the third lamination 903 through the fourth spring 17 and the third pressing ring 12.
In summary, the mutual combination of the sand filter 1 and the laminated filter 2 further accelerates the speed and the filtering precision of the water source, the large particulate matters and organic matters of the water source are effectively filtered, the filtered water flows into the water return column 6 through the water return head 601, the water is discharged through the first water outlet pipe 20, the water source is further filtered, the second spring 15, the third spring 16 and the fourth spring 17 are pressed under the action of the water pressure, the first lamination 901, the second lamination 902 and the third lamination 903 are loosened, the water is sprayed obliquely through the water return head 601, the first lamination 901, the second lamination 902 and the third lamination 903 are rotated and mutually rubbed and cleaned under the action of oblique water flow, the sewage is discharged through the first sewage drain pipe 19, the first lamination 901, the second lamination 902 and the third lamination 903 are rubbed and cleaned thoroughly, the continuous output of the water pressure after continuous filtration is accelerated, agricultural irrigation is accelerated, meanwhile, the diversion trench 30 corresponds to each first filtering tank 9011 and each second filtering tank 9021 and each third filtering tank 9031, the first filtering tank 9011, the second filtering tanks 9021 and the third filtering tanks 9031 are arranged in a semicircular conical shape, the aim of the arrangement is to enable filtered water to more smoothly flow through the first filtering tanks 9011, the second filtering tanks 9021 and the third filtering tanks 9031, the flow rate and the filtration precision are more effectively improved, a water source is subjected to preliminary filtration through the sand filter 1, the filtered water is subjected to rough filtration through the compacted first lamination 901 and the diversion trench 30, sediment is prevented from blocking the first lamination 901 at the filtration moment, the second lamination 902 can be compressed according to the water pressure in the second water inlet pipe 21 when the water pressure of the first pressure meter 24 is stable, meanwhile, the diversion trench 30 corresponds to each of the first filtering trench 9011, the second filtering trench 9021 and the third filtering trench 9031, the first filtering trench 9011, the second filtering trench 9021 and the third filtering trench 9031 are arranged in a semicircular conical shape, the purpose of the arrangement is to enable filtered water to more smoothly flow through the first filtering trench 9011, the second filtering trench 9021 and the third filtering trench 9031, the flow speed and the filtering precision are improved more effectively, high-precision filtering can be carried out through the compression of the third lamination 903 under the condition that the water quality requirement is particularly high, the connecting pipe 23 is cut off through the electromagnetic valve after the compression, the water pressure in the telescopic cylinder 14 is unchanged, the first telescopic rod 142 is enabled to always compress the second lamination 902 through the third spring 16 and the second compression ring 11, the second telescopic rod 144 is enabled to always compress the third lamination 903 through the fourth spring 17 and the third compression ring 12, and therefore the filtering precision of the lamination type filter 2 is improved, and the filtering water quality is enhanced.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a cistern combined type filter, includes grit formula filter and the lamination formula filter that is connected, its characterized in that, lamination formula filter includes a plurality of filter vat, fixed disk is connected with to fixed disk internal fixation, fixed disk bottom fixedly connected with water conservancy diversion dish, fixed disk center fixedly connected with return water post, first fixed slot and second fixed slot have been seted up to fixed disk upper surface, first fixed slot internal fixation has first support frame, second fixed slot internal fixation has second support frame, fixed disk upper surface is provided with filtering component;
the side wall of the water return column is uniformly and fixedly connected with a plurality of water return heads, the included angle between every two adjacent water return heads is an acute angle, the filter assembly comprises a plurality of first laminations, a plurality of second laminations and a plurality of third laminations, the first laminations are sleeved outside the first support frame, the second laminations are sleeved outside the second support frame, the third laminations are sleeved outside the water return column, the inner wall of the filter vat is in sealing sliding connection with a first compression ring, the first laminations are in contact with the first compression ring, the top end of the second laminations is provided with a second compression ring, the top end of the third lamination is provided with a third compression ring, the utility model discloses a flexible compression ring, including flexible jar, spout, second telescopic link, first clamping ring, second clamping ring, the first clamping ring top is provided with the holding ring, the flexible jar of fixedly connected with in the holding ring, the inlet opening has been seted up at the top of flexible jar, sealed sliding connection has first telescopic link in the flexible jar, the spout has been seted up in the first telescopic link, sealed sliding connection has the second telescopic link in the spout, be provided with first spring between second telescopic link and the spout, be provided with the second spring between holding ring and the first clamping ring, be provided with the third spring between second clamping ring and the first telescopic link, be provided with the fourth spring between third clamping ring and the second telescopic link.
2. The composite filter of claim 1, wherein the water inlet of each laminated filter is connected to the first water inlet pipe and the first drain pipe through a three-way valve, the water outlet of each laminated filter is connected to the first water outlet pipe, the water inlet of each sand filter is connected to the second water inlet pipe and the second drain pipe through a three-way valve, and the water outlet of the sand filter is connected to the first water inlet pipe.
3. The reservoir composite filter according to claim 1, wherein each water inlet hole is internally and hermetically connected with a connecting pipe, the connecting pipes are respectively communicated with the inner cavities of the second water inlet pipe and the telescopic cylinder, and an electromagnetic valve is arranged at the joint of the connecting pipe and the second water inlet pipe.
4. The reservoir composite filter of claim 2, wherein the first inlet tube is provided with a first pressure gauge and a first vent valve, the first pressure gauge being configured to detect pressure in the first inlet tube.
5. The reservoir composite filter of claim 2, wherein the second inlet tube is provided with a pressure relief valve, a second pressure gauge and a second vent valve, the second pressure gauge being configured to detect pressure in the second inlet tube.
6. The reservoir composite filter of claim 2, wherein a third pressure gauge is disposed on the first outlet pipe, the third pressure gauge being configured to detect pressure in the first outlet pipe.
7. A reservoir composite filter as defined in claim 1, wherein: the front and back sides of the first lamination are provided with first filter tanks which are staggered with each other, the front and back sides of the second lamination are provided with second filter tanks which are staggered with each other, and the front and back sides of the third lamination are provided with third filter tanks which are staggered with each other.
8. The combination reservoir filter of claim 7, wherein the first filter tank has a cross-section greater than the cross-section of the second filter tank and the second stack has a cross-section greater than the cross-section of the third filter tank.
9. The composite filter of claim 1, wherein the first support frame and the second support frame are provided with guide grooves on both inner and outer sides thereof.
10. A method of using a reservoir composite filter as claimed in any one of claims 1 to 9, comprising the steps of:
s1, primarily filtering a water source, pumping water to be filtered to a second water inlet pipe through a started water pump to flow into a filter cavity of a sand-stone type filter, filtering impurities in the water through a filter material, enabling filtered clear water to enter the bottom of the sand-stone type filter through a filter cap below the filter material, and discharging the clear water into a first water inlet pipe through a drain pipe;
s2, further filtering of a water source, wherein a first water inlet pipe is communicated with a water inlet of the laminated filter through a three-way electromagnetic valve, water to be further filtered flows into a water inlet end of the laminated filter through the three-way electromagnetic valve, water to be filtered is spirally discharged into a filter barrel through a guide disc, filtered is filtered through a filter assembly, the filtered water flows into a water return column through a water return head, and the water is discharged through a first water outlet pipe;
s3, automatic back flushing of the sand-stone type filter is performed, when the water pressure of the second pressure gauge is increased, the water pressure entering the inner cavity of the telescopic cylinder through the connecting pipe is increased, along with the increase of the water pressure, the second lamination is pressed more and more tightly, the second filter tank is extruded, the resistance of the interception area flowing through the filter tank is reduced, the water pressure in the first water inlet pipe is increased, the sand-stone type filter is sequentially back flushed, and the filter material in the sand-stone type filter is fully rolled and rubbed;
s4, automatic back flushing of the laminated filter is carried out, water is sprayed obliquely through a water return head, the first laminated sheet, the second laminated sheet and the third laminated sheet rotate under the action of oblique water flow and are rubbed and cleaned mutually, and sewage is discharged through the first sewage discharge pipe;
s5, when the reservoir composite filter is used in a region with more sediment content and other fine impurities in a water source, the filtered water is subjected to rough filtration through a compressed first lamination, and when the water pressure of the first pressure gauge is stable, the second lamination is compressed through the water pressure in the second water inlet pipe, and fine filtration is performed;
s6, when the water quality requirement is high, the third lamination is pressed and high-precision filtration is carried out, the connecting pipe is cut off through the electromagnetic valve, so that the water pressure in the telescopic cylinder is unchanged, the first telescopic rod always presses the second lamination through the third spring and the second compression ring, and the second telescopic rod always presses the third lamination through the fourth spring and the third compression ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410103629.2A CN117619045A (en) | 2024-01-25 | 2024-01-25 | Reservoir composite filter and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410103629.2A CN117619045A (en) | 2024-01-25 | 2024-01-25 | Reservoir composite filter and use method thereof |
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| CN117619045A true CN117619045A (en) | 2024-03-01 |
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| CN202410103629.2A Pending CN117619045A (en) | 2024-01-25 | 2024-01-25 | Reservoir composite filter and use method thereof |
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