CN111704254A - Sewage filtering device for hydraulic engineering - Google Patents
Sewage filtering device for hydraulic engineering Download PDFInfo
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- CN111704254A CN111704254A CN202010588763.8A CN202010588763A CN111704254A CN 111704254 A CN111704254 A CN 111704254A CN 202010588763 A CN202010588763 A CN 202010588763A CN 111704254 A CN111704254 A CN 111704254A
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- fixedly connected
- filter
- filter screen
- collecting
- water
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- 238000001914 filtration Methods 0.000 title claims abstract description 55
- 239000010865 sewage Substances 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 238000007790 scraping Methods 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 41
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 32
- 239000011148 porous material Substances 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 22
- 239000002245 particle Substances 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 abstract description 4
- 239000010802 sludge Substances 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
-
- 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
- B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
- B01D29/56—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 multiple filtering elements, characterised by their mutual disposition in series connection
-
- 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
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B01D29/688—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles with backwash arms or shoes acting on the cake side
-
- 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
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a sewage filtering device for water conservancy projects, which comprises a working box, supporting legs and a fixed base, wherein one side of the top end of the fixed base is fixedly connected with the supporting legs, one end of each supporting leg is fixedly connected with the working box, the other side of the top end of the fixed base is provided with a collecting and filtering structure, the top end of the working box is fixedly connected with a feeding hole, and one side of an installation sheet is fixedly connected with a wall scraping blade. According to the invention, after the placing box is fixed, the hydraulic cylinder is installed and fixed, then the hydraulic cylinder is opened to drive the telescopic rod to work, then the telescopic rod drives the transverse plate to work, the wall scraping blade is installed on the transverse plate through the installation sheet, and the wall scraping blade can treat the peripheral inner wall when the transverse plate moves, so that sludge accumulation is well treated, the integral wall scraping capacity is improved, the inner cleanness is maintained, and the internal blockage prevention effect is also improved.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a sewage filtering device for hydraulic engineering.
Background
Along with the continuous development of society and the continuous improvement of economic level, people pay more attention to the research on water conservancy, along with the increase of population base, the water consumption of people is increased day by day, along with the discharge of industrial and domestic sewage, the living environment of people is seriously influenced, and in order to solve the problem, people research a device for treating the sewage;
however, when the traditional device is used, the internal wall scraping capacity is poor, so that more sludge is accumulated in the working box easily due to more silt in sewage, the cleaning is difficult, and certain trouble is caused to the working of the device.
Disclosure of Invention
The invention aims to provide a sewage filtering device for hydraulic engineering, which aims to solve the problem of poor wall scraping capability of the device in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sewage filter equipment for hydraulic engineering, includes work box, supporting leg and unable adjustment base, one side fixedly connected with supporting leg on unable adjustment base top, and the one end fixedly connected with work box of supporting leg, the opposite side on unable adjustment base top is provided with collects filtration, the top fixedly connected with pan feeding mouth of work box, one side fixedly connected with delivery port of work box, the inside fixedly connected with filter chamber of work box, and the inside of filter chamber is provided with first filter screen, the bottom of first filter screen is provided with the second filter screen, one side of first filter screen and second filter screen all is provided with the dismouting structure, the bottom fixedly connected with connecting cylinder of filter chamber, the bottom fixedly connected with treatment chamber of connecting cylinder, and the inside of treatment chamber is provided with scrapes the wall mechanism, it includes settles case, hydraulic cylinder to scrape the wall mechanism, Telescopic link, diaphragm, installation piece and scrape the wall blade, settle the bottom of case and the intermediate position department fixed connection on unable adjustment base top, settle the inside fixedly connected with hydraulic cylinder of case, and hydraulic cylinder's one end fixedly connected with telescopic link, the top fixedly connected with diaphragm of telescopic link, and the inside fixedly connected with installation piece of diaphragm, one side fixedly connected with of installation piece scrapes the wall blade.
Preferably, the dismouting structure includes fixed slot, connection piece, compression piece, stopper, fixture block and connecting axle, one side of fixed slot and the inside one side fixed connection of filter chamber, the inside fixedly connected with connection piece of fixed slot, one side of connection piece is provided with the fixture block, and one side fixedly connected with connecting axle of fixture block, the inside both ends swing joint of compression piece has the compression piece, the equal fixedly connected with stopper in both ends of fixed slot inside.
Preferably, elastic connection is formed between the compression piece and the inside of the fixture block, the limiting blocks are symmetrically distributed about the horizontal central axis of the fixing groove, and the compression piece is symmetrically distributed about the horizontal central axis of the fixture block.
Preferably, the mounting pieces are symmetrically distributed about a vertical central axis of the transverse plate, and the mounting pieces and the wall scraping blade are arranged in the same horizontal plane.
Preferably, the collecting and filtering structure comprises a collecting box, an activated carbon net and an advanced filter screen, the bottom end of the collecting box is fixedly connected with one side of the top end of the fixed base, the advanced filter screen is fixedly connected inside the collecting box, and the activated carbon net is fixedly connected with the two ends of the advanced filter screen.
Preferably, the activated carbon net is symmetrically distributed about the horizontal central axis of the high-grade filter screen, and the activated carbon net and the high-grade filter screen are arranged in the same vertical plane.
Preferably, a sewage filter equipment for hydraulic engineering, its characterized in that still includes: a cleaning device;
the cleaning device cleans the first filter screen, the second filter screen and the collecting and filtering structure which are positioned in the working box body;
the cleaning device comprises a spray head, a water tank, a communicating pipe, a water pump and a collecting disc;
the spray head is arranged above the first filter screen and is connected with a water pump in the water tank through the communicating pipe;
the water tank is arranged on the left side of the outside of the sewage filtering device and is connected with the communicating pipe through a water pump;
one end of the communicating pipe is used for being connected with a water pump in the water tank, and the other end of the communicating pipe is connected with the spray head;
the water pump is arranged in the water tank, a first water pipe on the water pump is in contact with water in the water tank, a second water pipe on the water pump is connected with one end of the communicating pipe, and the other end of the communicating pipe is connected with the spray head;
the collecting tray is arranged on the right side of the collecting and filtering structure, and the spray head sprays high-pressure water flow to wash the first filter screen, the second filter screen and attachments of the collecting and filtering structure into the collecting tray.
Preferably, the sewage filtering device for the hydraulic engineering is characterized by further comprising: the device comprises a controller, a laser sensor and an electronic display screen;
the laser sensor is positioned in the middle of the top end in the working box of the sewage filtering device and is arranged at the upper part of the first filter screen, and the laser sensor is connected with the controller through an electronic circuit;
the controller is positioned on the left side outside the working box and is connected with the electronic display and the laser sensor;
the electronic display screen is arranged on one side outside the workitem and is connected with the controller;
the controller is used for determining the total area of the filter material in proportion based on the pore size of the filter layer measured by the laser sensor and the particle size data of the filter material, and comprises the following components:
calculating the standard size d of the filter disc pores in the clean filter layerPores of：
dPores of＝kdFilter material
Wherein d isPores ofUsed to indicate the standard size of the pores of the clean filter layer, dFilter materialThe grain size of the filter material is represented, and k is a proportionality coefficient;
calculating the total specific surface area S of the filter material:
wherein S is used for representing the total area of the filter material, VFilter layerTo indicate the volume of the filter layer, VPores ofIs used to express the volume of the pores, VSheetTo represent the volume of individual filter material particles, aSheetIs used for expressing the specific surface area of single filter material particles, n is used for expressing the total number of the filter material particles, mPores ofTo indicate the porosity of the cleaning filter;
if the total specific surface area S of the filter material is more than 50%, the controller controls the electronic display screen to alarm and remind that the cleaning filter layer needs to be replaced;
otherwise, the controller carries out alarm reminding without replacing the cleaning filter layer by controlling the electronic display screen.
Compared with the prior art, the invention has the beneficial effects that: the sewage filtering device for the hydraulic engineering not only improves the wall scraping capability of the device, but also improves the disassembly and assembly capability and the collection and filtration capability of the filter screen of the device;
(1) after the arrangement box is fixed, the hydraulic cylinder is installed and fixed, the hydraulic cylinder is opened and then drives the telescopic rod to work, then the telescopic rod drives the transverse plate to work, the wall scraping blade is installed on the transverse plate through the installation piece, and the wall scraping blade can treat the peripheral inner wall when the transverse plate moves, so that sludge accumulation is well treated, the integral wall scraping capacity is improved, the internal cleanness is kept, and the internal blockage prevention effect is also improved;
(2) the connecting shaft is fixed with the first filter screen and the second filter screen after the fixed groove is fixed, then the connecting shaft is connected with the clamping block and then clamped into the fixed groove to be fixed with the connecting sheet, and the clamping block is pulled out after the compression sheet stretches out and draws back to complete disassembly, so that the integral disassembly and replacement capability of the compression sheet is well improved;
(3) after the collecting box is fixed, the water outlet is opened to collect the water source, and meanwhile, the water source is deeply processed through the activated carbon net and the advanced filter screen in the collecting process, so that the integral collecting and filtering capacity is improved.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic front sectional view of the detachable structure of the present invention;
FIG. 3 is a front view of the wall scraping mechanism of the present invention;
FIG. 4 is a schematic front view of a collection filter arrangement according to the present invention;
fig. 5 is a connection diagram of the head, the tank, the communicating pipe, the pump and the collecting tray in the cleaning apparatus of the present invention.
In the figure: 1. a feeding port; 2. a work box; 3. a first filter screen; 4. a disassembly and assembly structure; 401. fixing grooves; 402. connecting sheets; 403. compressing the tablets; 404. a limiting block; 405. a clamping block; 406. a connecting shaft; 5. a filter chamber; 6. a second filter screen; 7. a connecting cylinder; 8. supporting legs; 9. a fixed base; 10. a treatment chamber; 11. a wall scraping mechanism; 1101. a placement box; 1102. a hydraulic cylinder; 1103. a telescopic rod; 1104. a transverse plate; 1105. mounting a sheet; 1106. a wall scraping blade; 12. a water outlet; 13. collecting the filter structure; 1301. a collection box; 1302. an activated carbon mesh; 1303. high-grade filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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 of the 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.
Referring to fig. 1-4, an embodiment of the present invention is shown: a sewage filtering device for water conservancy projects comprises a working box 2, supporting legs 8 and a fixed base 9, wherein one side of the top end of the fixed base 9 is fixedly connected with the supporting legs 8, one end of each supporting leg 8 is fixedly connected with the working box 2, the other side of the top end of the fixed base 9 is provided with a collecting and filtering structure 13, each collecting and filtering structure 13 comprises a collecting box 1301, an activated carbon net 1302 and an advanced filter screen 1303, the bottom end of the collecting box 1301 is fixedly connected with one side of the top end of the fixed base 9, the inside of the collecting box 1301 is fixedly connected with the advanced filter screen 1303, two ends of the advanced filter screen 1303 are fixedly connected with the activated carbon nets 1302, the activated carbon nets 1302 are symmetrically distributed about the horizontal central axis of the advanced filter screen 1303, and the activated carbon nets 1302 and;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, after the collection tank 1301 is fixed, the water outlet 12 is opened to collect the water source, and meanwhile, the water source is deeply treated by the activated carbon net 1302 and the advanced filter screen 1303 in the collection process, so that the overall collection and filtration capacity of the mechanism is improved;
the top end of the working box 2 is fixedly connected with a feeding port 1, one side of the working box 2 is fixedly connected with a water outlet 12, the inside of the working box 2 is fixedly connected with a filter cavity 5, the inside of the filter cavity 5 is provided with a first filter screen 3, the bottom end of the first filter screen 3 is provided with a second filter screen 6, one sides of the first filter screen 3 and the second filter screen 6 are respectively provided with a dismounting structure 4, the dismounting structure 4 comprises a fixing groove 401, a connecting sheet 402, a compression sheet 403, a limiting block 404, a clamping block 405 and a connecting shaft 406, one side of the fixing groove 401 is fixedly connected with one side of the inside of the filter cavity 5, the connecting sheet 402 is fixedly connected with the inside of the fixing groove 401, one side of the connecting sheet 402 is provided with a clamping block 405, the connecting shaft 406 is fixedly connected with one side of the clamping block 405, two ends of the inside of the compression sheet 403 are movably connected, the limiting blocks 404 are symmetrically distributed about the horizontal central axis of the fixing groove 401, and the compression pieces 403 are symmetrically distributed about the horizontal central axis of the fixture block 405;
specifically, as shown in fig. 1 and 2, when the mechanism is used, firstly, the fixing groove 401 is fixed, then the connecting shaft 406 is fixed with the first filter screen 3 and the second filter screen 6, then the connecting shaft 406 is connected with the fixture block 405 and then clamped into the fixing groove 401 to be fixed with the connecting sheet 402, and the fixture block 405 is pulled out after the compression sheet 403 stretches out and draws back to complete the disassembly, so that the overall disassembly and replacement capability is improved;
the bottom end of the filter cavity 5 is fixedly connected with a connecting cylinder 7, the bottom end of the connecting cylinder 7 is fixedly connected with a processing cavity 10, and the inside of the treatment cavity 10 is provided with a wall scraping mechanism 11, the wall scraping mechanism 11 comprises a placing box 1101, a hydraulic cylinder 1102, an expansion link 1103, a transverse plate 1104, a mounting plate 1105 and a wall scraping blade 1106, the bottom end of the placing box 1101 is fixedly connected with the middle position of the top end of the fixed base 9, the hydraulic cylinder 1102 is fixedly connected inside the placing box 1101, the type of the hydraulic cylinder 1102 can be SC63X250, and one end of the hydraulic cylinder 1102 is fixedly connected with an expansion link 1103, the telescopic rod 1103 can be of a model of TJC-C1, the top end of the telescopic rod 1103 is fixedly connected with a transverse plate 1104, the mounting pieces 1105 are fixedly connected inside the transverse plate 1104, the wall scraping blade 1106 is fixedly connected to one side of the mounting pieces 1105, the mounting pieces 1105 are symmetrically distributed about the vertical central axis of the transverse plate 1104, and the mounting pieces 1105 and the wall scraping blade 1106 are arranged in the same horizontal plane;
specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, after the placement box 1101 is fixed, the hydraulic cylinder 1102 is installed and fixed, then the hydraulic cylinder 1102 is opened to drive the telescopic rod 1103 to work, then the telescopic rod 1103 drives the transverse plate 1104 to work, the wall scraping blade 1106 is installed on the transverse plate 1104 through the installation piece 1105, and the wall scraping blade 1106 can treat the peripheral inner wall when the transverse plate 1104 moves, so that sludge accumulation is well treated, the integral wall scraping capacity is improved, the internal cleanness is maintained, and the internal blockage prevention effect is also improved.
The working principle is as follows: when the device is used, firstly, the device is externally connected with a power supply integrally and then can start to work normally, then the working box 2 is arranged on the fixed base 9 by the supporting legs 8, then the first filter screen 3 and the second filter screen 6 are sequentially arranged, and the original sewage is led into the working box 2 through the feeding port 1 and firstly reaches the inside of the filter cavity 5;
secondly, after the water reaches the inside of the filter cavity 5, the water is sequentially treated by the first filter screen 3 and the second filter screen 6, the treated water enters the inside of the treatment cavity 10 through the drainage of the connecting cylinder 7, then the hydraulic cylinder 1102 is opened, the telescopic rod 1103 drives the transverse plate 1104 to work, the wall scraping blade 1106 is installed on the transverse plate 1104 through the installation piece 1105, and the wall scraping blade 1106 treats the peripheral inner wall when the transverse plate 1104 moves;
finally, after the sedimentation treatment is finished, the water outlet 12 is opened, the internal water source is collected by the collection box 1301, then the internal water source reaches the bottom of the collection box 1301 after passing through the activated carbon net 1302 and the advanced filter net 1303 in the collection process, finally the hydraulic cylinder 1102 is closed, the external power supply is pulled down, the first filter screen 3 and the second filter screen 6 are detached for replacement treatment, and the device is placed.
The invention relates to a sewage filtering device for hydraulic engineering, which further comprises: a cleaning device;
the cleaning device cleans the first filter screen 3, the second filter screen 6 and the collecting and filtering structure 13 which are positioned in the work box 2;
as shown in fig. 5, the cleaning apparatus includes a spray head 701, a water tank 702, a communicating pipe 703, a water pump 704, and a collecting tray 705;
the spray head 701 is arranged above the first filter screen 3, and the spray head 701 is connected with a water pump 704 in the water tank 702 through the communicating pipe 703;
the water tank 702 is arranged on the left side of the outside of the sewage filtering device and is connected with a communicating pipe 703 through a water pump 704;
one end of the communicating pipe 703 is used for connecting with a water pump 704 in the water tank 702, and the other end is connected with the spray head 701;
the water pump 701 is arranged in the water tank 702, a first water pipe on the water pump 704 is in contact with water in the water tank 702, a second water pipe on the water pump 704 is connected with one end of the communicating pipe 703, and the other end of the communicating pipe 703 is connected with the spray head 701;
the collecting tray 705 is disposed at the right side of the collecting filter structure 13, and the spray head 701 sprays a high pressure water flow to wash the first screen 3, the second screen 6 and the attached matter of the collecting filter structure 13 into the collecting tray 705.
The pores of the cleaning filter layer are composed of a plurality of phasesInterconnected pores, the diameter of which is called the standard size of the pores and is equal to the grain diameter d of the filter materialFilter elementProportional relation is formed; the total specific surface area of the particles of the filter layer is mainly determined by the particle size d of the filter materialFilter elementAnd is inversely proportional to the particle size of the filter material.
The beneficial effects of the above technical scheme are: the cleaning device is based on the controller controls the water pump to be located based on different degrees of particle attachment density the work box (2) is internal the first filter screen (3), the second filter screen (6) and the collection filtration (13) are cleaned, and the cleaned water is collected in the collection tray, so that the aging and corrosion of the equipment can be avoided, and the service life of the equipment can be prolonged.
The invention relates to a sewage filtering device for hydraulic engineering, which further comprises: the device comprises a controller, a laser sensor and an electronic display screen;
the laser sensor is positioned in the middle of the top end in the working box of the sewage filtering device and is arranged at the upper part of the first filter screen 3, and the laser sensor is connected with the controller through an electronic circuit;
the controller is positioned on the left side outside the working box and is connected with the electronic display and the laser sensor;
the electronic display screen is arranged on one side outside the workitem and is connected with the controller;
the controller is used for determining the total area of the filter material in proportion based on the pore size of the filter layer measured by the laser sensor and the particle size data of the filter material, and comprises the following components:
calculating the standard pore size d of the clean filter layerPores of：
dPores of＝kdFilter material
Wherein d isPores ofUsed to indicate the standard size of the pores of the clean filter layer, dFilter materialThe grain size of the filter material is represented, and k is a proportionality coefficient;
calculating the total specific surface area S of the filter material:
wherein S is used for representing the total area of the filter material, VFilter layerTo indicate the volume of the filter layer, VPores ofIs used to express the volume of the pores, VSheetTo represent the volume of individual filter material particles, aSheetIs used for expressing the specific surface area of single filter material particles, n is used for expressing the total number of the filter material particles, mPores ofTo indicate the porosity of the cleaning filter;
if the total specific surface area S of the filter material is more than 50%, the controller controls the electronic display screen to alarm and remind that the cleaning filter layer needs to be replaced;
otherwise, the controller carries out alarm reminding without replacing the cleaning filter layer by controlling the electronic display screen.
The beneficial effects of the above technical scheme are: under the condition that the conditions such as filtering speed, water quality and the like are not changed, if the total area occupied by the filtering materials is smaller, the corresponding filtering material particle size is smaller, the corresponding water flow shearing force and head loss increase faster, the dirt content of a filtering layer is low, the filtering period is shorter, and the filtering efficiency is high; if the particle size of the filter material is larger than the particle size of the filter material, the corresponding particle size of the filter material is larger, the increase of the water flow shearing force and the water head loss is slower, the pollution content of a filter layer is high, the filtering period is longer, and the filtering efficiency is low.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a sewage filter equipment for hydraulic engineering, includes work box (2), supporting leg (8) and unable adjustment base (9), its characterized in that: one side of the top end of the fixed base (9) is fixedly connected with a supporting leg (8), one end of the supporting leg (8) is fixedly connected with a working box (2), the other side of the top end of the fixed base (9) is provided with a collecting and filtering structure (13), the top end of the working box (2) is fixedly connected with a feeding port (1), one side of the working box (2) is fixedly connected with a water outlet (12), the inside of the working box (2) is fixedly connected with a filtering cavity (5), the inside of the filtering cavity (5) is provided with a first filtering net (3), the bottom end of the first filtering net (3) is provided with a second filtering net (6), one side of each of the first filtering net (3) and the second filtering net (6) is provided with a dismounting structure (4), the bottom end of the filtering cavity (5) is fixedly connected with a connecting cylinder (7), and the bottom end of the connecting cylinder (7, and the inside of treatment cavity (10) is provided with scrapes wall mechanism (11), scrape wall mechanism (11) including settling case (1101), hydraulic cylinder (1102), telescopic link (1103), diaphragm (1104), installation piece (1105) and scrape wall blade (1106), settle the bottom of case (1101) and unable adjustment base (9) top intermediate position department fixed connection, the inside fixedly connected with hydraulic cylinder (1102) of settling case (1101), and the one end fixedly connected with telescopic link (1103) of hydraulic cylinder (1102), the top fixedly connected with diaphragm (1104) of telescopic link (1103), and the inside fixedly connected with installation piece (1105) of diaphragm (1104), one side fixedly connected with of installation piece (1105) scrapes wall blade (1106).
2. The sewage filtering device for the hydraulic engineering according to claim 1, wherein: the disassembly and assembly structure (4) comprises a fixing groove (401), a connecting piece (402), a compression piece (403), a limiting block (404), a clamping block (405) and a connecting shaft (406), one side of the fixing groove (401) is fixedly connected with one side of the interior of the filter cavity (5), the connecting piece (402) is fixedly connected with the interior of the fixing groove (401), the clamping block (405) is arranged on one side of the connecting piece (402), the connecting shaft (406) is fixedly connected with one side of the clamping block (405), the compression piece (403) is movably connected with the compression piece (403) at the two ends of the interior of the compression piece (403), and the limiting block (404) is fixedly connected with the two ends of the.
3. The sewage filtering device for the hydraulic engineering according to claim 2, wherein: elastic connection is formed between the compression piece (403) and the inside of the fixture block (405), the limiting blocks (404) are symmetrically distributed about the horizontal central axis of the fixing groove (401), and the compression piece (403) is symmetrically distributed about the horizontal central axis of the fixture block (405).
4. The sewage filtering device for the hydraulic engineering according to claim 1, wherein: the mounting pieces (1105) are symmetrically distributed about the vertical central axis of the transverse plate (1104), and the mounting pieces (1105) and the wall scraping blade (1106) are arranged in the same horizontal plane.
5. The sewage filtering device for the hydraulic engineering according to claim 1, wherein: the collecting and filtering structure (13) comprises a collecting box (1301), an activated carbon net (1302) and an advanced filter screen (1303), the bottom end of the collecting box (1301) is fixedly connected with one side of the top end of the fixed base (9), the advanced filter screen (1303) is fixedly connected to the inside of the collecting box (1301), and the activated carbon net (1302) is fixedly connected to the two ends of the advanced filter screen (1303).
6. The sewage filtering device for the water conservancy project according to claim 5, characterized in that: the activated carbon net (1302) is symmetrically distributed about a horizontal central axis of the high-grade filter screen (1303), and the activated carbon net (1302) and the high-grade filter screen (1303) are arranged in the same vertical plane.
7. The sewage filtering device for the water conservancy project according to claim 1, further comprising: a cleaning device;
the cleaning device cleans the first filter screen (3), the second filter screen (6) and the collecting and filtering structure (13) which are positioned in the work box (2);
wherein, the cleaning device comprises a spray head (701), a water tank (702), a communicating pipe (703), a water pump (704) and a collecting tray (705);
the spray head (701) is arranged above the first filter screen (3), and the spray head (701) is connected with a water pump (704) in the water tank (702) through the communicating pipe (703);
the water tank (702) is arranged on the left side of the outside of the sewage filtering device and is connected with a communicating pipe (703) through a water pump (704);
one end of the communicating pipe (703) is used for being connected with a water pump (704) in the water tank (702), and the other end of the communicating pipe is connected with the spray head (701);
the water pump (701) is arranged in the water tank (702), a first water pipe on the water pump (704) is in contact with water in the water tank (702), a second water pipe on the water pump (704) is connected with one end of the communicating pipe (703), and the other end of the communicating pipe (703) is connected with the spray head (701);
the collecting tray (705) is arranged on the right side of the collecting filter structure (13), and the spray head (701) sprays high-pressure water flow to wash the attachments of the first filter screen (3), the second filter screen (6) and the collecting filter structure (13) into the collecting tray (705).
8. The sewage filtering device for the water conservancy project according to claim 1, further comprising: the device comprises a controller, a laser sensor and an electronic display screen;
the laser sensor is positioned in the middle of the top end in the working box of the sewage filtering device and is arranged at the upper part of the first filter screen (3), and the laser sensor is connected with the controller through an electronic circuit;
the controller is positioned on the left side outside the work box and is connected with the electronic display and the laser sensor, and the electronic display screen is placed on one side outside the work items;
the controller is used for calculating the total area of the filter material in proportion based on the pore size of the filter layer measured by the laser sensor and the particle size data of the filter material, and comprises the following components:
calculating the standard size d of the filter disc pores in the clean filter layerPores of：
dPores of＝kdFilter material
Wherein d isPores ofUsed to indicate the standard size of the pores of the clean filter layer, dFilter materialIs used to express the particle size of the filter material, k is usedRepresents a scaling factor;
calculating the total specific surface area S of the filter material:
wherein S is used for representing the total area of the filter material, VFilter layerTo indicate the volume of the filter layer, VPores ofIs used to express the volume of the pores, VSheetTo represent the volume of individual filter material particles, aSheetIs used for expressing the specific surface area of single filter material particles, n is used for expressing the total number of the filter material particles, mPores ofTo indicate the porosity of the cleaning filter;
if the total specific surface area S of the filter material is more than 50%, the controller controls the electronic display screen to alarm and remind that the cleaning filter layer needs to be replaced;
otherwise, the controller carries out alarm reminding without replacing the cleaning filter layer by controlling the electronic display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588763.8A CN111704254A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering device for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010588763.8A CN111704254A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering device for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111704254A true CN111704254A (en) | 2020-09-25 |
Family
ID=72543117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010588763.8A Withdrawn CN111704254A (en) | 2020-06-24 | 2020-06-24 | Sewage filtering device for hydraulic engineering |
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| Country | Link |
|---|---|
| CN (1) | CN111704254A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082239A (en) * | 2021-11-22 | 2022-02-25 | 豆乾坤 | Sediment removal device for hydraulic engineering |
-
2020
- 2020-06-24 CN CN202010588763.8A patent/CN111704254A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082239A (en) * | 2021-11-22 | 2022-02-25 | 豆乾坤 | Sediment removal device for hydraulic engineering |
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Application publication date: 20200925 |