CN112607993A - Belt type filter-pressing and concentrating integrated sludge filter press - Google Patents
Belt type filter-pressing and concentrating integrated sludge filter press Download PDFInfo
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- CN112607993A CN112607993A CN202011411854.0A CN202011411854A CN112607993A CN 112607993 A CN112607993 A CN 112607993A CN 202011411854 A CN202011411854 A CN 202011411854A CN 112607993 A CN112607993 A CN 112607993A
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- 239000010802 sludge Substances 0.000 title claims abstract description 150
- 230000007246 mechanism Effects 0.000 claims abstract description 122
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 114
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 238000005485 electric heating Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000011218 segmentation Effects 0.000 abstract description 3
- 239000007921 spray Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 5
- 208000005156 Dehydration Diseases 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000012546 transfer 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
- B01D33/042—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering whereby the filtration and squeezing-out take place between at least two filtering bands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
A belt type filter-pressing and concentrating integrated sludge filter press comprises a spiral conveying mechanism, a collecting box, a first filter belt type conveying mechanism, a second filter belt type conveying mechanism, a third filter belt type conveying mechanism, a sludge separating mechanism, a first sludge pressing roller, a second sludge pressing roller and a box body; the upper part of the box body is provided with a primary filter bin, and the lower part of the box body is provided with a pressure filter bin; the spiral conveying mechanism comprises a first motor, a spiral conveying blade and a conveying cylinder; one transverse end of the first filter belt type conveying mechanism is gradually inclined downwards, the second filter belt type conveying mechanism is horizontally arranged, one transverse end of the second filter belt type conveying mechanism is located below the inclined bottom end of the first filter belt type conveying mechanism, and the other transverse end of the second filter belt type conveying mechanism penetrates through the sludge discharge port; divide mud mechanism to include second motor, installation axle and divide the mud roller. The invention can remove water from the sludge for multiple times and can perform segmentation treatment on the sludge, so that the segmented sludge can be squeezed to have more water, and the filter pressing concentration effect on the sludge is improved.
Description
Technical Field
The invention relates to the technical field of environment-friendly equipment, in particular to a belt type filter-pressing and concentrating integrated sludge filter press.
Background
A large amount of sludge is produced by a plurality of domestic sewage treatment plants every day, and the main dewatering equipment adopted at present comprises a belt filter press, a centrifugal machine, a box filter press and the like. The water content of the sludge after the traditional dehydration treatment is generally about 80 percent, and the sludge with the water content can meet the requirement of environmental protection only after subsequent treatment.
Chinese patent publication No. CN210215127U discloses a full-automatic sludge concentration and dehydration integrated belt filter press, which comprises a machine body, a screw feeder and supporting legs, wherein the supporting legs are arranged at four corners of the bottom surface of the machine body, the full-automatic sludge concentration and dehydration integrated belt filter press is characterized in that the screw feeder is arranged in the machine body, an extrusion block is arranged at the upper end of the screw feeder, the input end of the extrusion block is connected with the output end of a second motor arranged on the upper surface of a fixed plate, the bottom surfaces of two sides of the fixed plate are connected with the upper surface of a supporting block through an expansion link, a pressure sensor and an electromagnet are arranged in the expansion link, the screw feeder extrudes and pre-dehydrates sludge, when the pressure reaches a certain degree, the electromagnet is powered off, the fixed plate rises, the second motor drives the extrusion block to rotate, and the sludge is sent, thereby realizing the pre-dehydration of the sludge and reducing the working strength of the device.
However, when the squeeze roller in the above technical scheme squeezes the sludge, the degree of squeezing out water is limited, and much water still remains in the sludge, so that the filter-pressing concentration effect of the above technical scheme on the sludge is poor.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a belt type filter-pressing and concentrating integrated sludge filter press which can remove water from sludge for multiple times and can divide the sludge, so that more water can be squeezed out from the divided sludge, and the filter-pressing and concentrating effect on the sludge is improved.
(II) technical scheme
The invention provides a belt type filter-pressing and concentrating integrated sludge filter press which comprises a spiral conveying mechanism, a collecting box, a first filter belt type conveying mechanism, a second filter belt type conveying mechanism, a third filter belt type conveying mechanism, a sludge separating mechanism, a first sludge pressing roller, a second sludge pressing roller and a box body, wherein the spiral conveying mechanism is arranged on the box body;
the upper part of the box body is provided with a primary filter bin, the lower part of the box body is provided with a pressure filter bin, and one lateral side of the pressure filter bin is provided with a sludge discharge port; the spiral conveying mechanism is positioned in the primary filter bin and comprises a first motor, spiral conveying blades and a conveying cylinder, the conveying cylinders are all arranged on the box body, the first motor is in driving connection with the spiral conveying blades, the spiral conveying blades are rotatably arranged on the inner surface of the conveying cylinder, the spiral conveying blades are transversely arranged, filter holes are formed in the bottom of the conveying cylinder, a sludge inlet is formed in one transverse end of the top of the conveying cylinder, a sludge outlet is formed in the other transverse end of the bottom of the conveying cylinder, and the sludge outlet is communicated with the filter pressing bin; the collecting box is arranged at the bottom of the conveying cylinder and is positioned below the filtering holes; the first filter belt type conveying mechanism, the second filter belt type conveying mechanism and the third filter belt type conveying mechanism are all arranged in the filter pressing bin, one transverse end of the first filter belt type conveying mechanism gradually inclines downwards, the inclined top end of the first filter belt type conveying mechanism is positioned below a sludge outlet, the second filter belt type conveying mechanism is horizontally arranged, one transverse end of the second filter belt type conveying mechanism is positioned below the inclined bottom end of the first filter belt type conveying mechanism, the other transverse end of the second filter belt type conveying mechanism penetrates through the sludge outlet, the third filter belt type conveying mechanism is positioned above the second filter belt type conveying mechanism, and the distance between the third filter belt type conveying mechanism and the second filter belt type conveying mechanism in the vertical direction is gradually reduced along the sludge conveying direction; the mud separating mechanism comprises a second motor, an installation shaft and a mud separating roller, the second motor is arranged on the box body and is in driving connection with the installation shaft, the mud separating roller is arranged on the installation shaft and is abutted against the top of the first filter belt type conveying mechanism, and a plurality of strip-shaped grooves are uniformly formed in the outer peripheral surface of the mud separating roller; first pressure mud roller and second pressure mud roller all are provided with a plurality ofly side by side, and first pressure mud roller corresponds to be located the second and presses mud roller top, and first pressure mud roller butt is on the inboard bottom surface of third belt conveyor, and the second presses mud roller butt on the inboard top surface of second belt conveyor.
Preferably, the third belt conveyor has an annular dividing belt provided on an outer peripheral surface thereof, and the dividing belts are provided in plurality in parallel in a longitudinal direction.
Preferably, the box body is provided with a first scraper and a second scraper, the first scraper is provided with a clamping groove for clamping the dividing belt, the first scraper abuts against the outer surface of the conveying end point end of the third filter belt type conveying mechanism, and the second scraper abuts against the outer surface of the bottom of the second filter belt type conveying mechanism.
Preferably, be provided with the electric rod on the box internal surface and correspond the reflecting plate of setting in the electric rod top, the electric rod is provided with a plurality ofly altogether, and a plurality of electric rods are located respectively between two adjacent first mud pressing roller, and the reflecting plate is the arc, and the reflecting plate middle part kickup, is provided with the electroplating reflector layer on the first mud pressing roller outer peripheral face.
Preferably, the inner surface of the box body is provided with a plurality of electromagnetic heaters, the electromagnetic heaters are arranged side by side, and the plurality of electromagnetic heaters are correspondingly positioned below the plurality of second mud pressing rollers.
Preferably, the inside sump pit that is provided with of box, be provided with out the mud space between sump pit and the filter-pressing storehouse, be provided with the second water pump on the box, the end of drawing water of second water pump is connected with the drinking-water pipe, drinking-water pipe and sump pit bottom intercommunication, the drainage end of second water pump is connected with the raceway, the raceway is connected with the spray tray, the spray tray bottom is provided with the hole for water spraying, the spray tray is located first filter belt conveyor, divide the mud roller, second filter belt conveyor and third filter belt conveyor top.
Preferably, the bottom of the collecting box is provided with a water outlet hole which is positioned above the water collecting bin; still include first water pump, first inlet tube, the second inlet tube, three-way pipe and filter plate, first water pump sets up on the box, the first end intercommunication of the end of drawing water and three-way pipe of first water pump, the drainage end and the sump intercommunication of first water pump, and the intercommunication is located the filter plate top, first inlet tube both ends communicate with the second end of filter-pressing storehouse bottom and three-way pipe respectively, be provided with first control valve on the first inlet tube, second inlet tube both ends communicate with the third end of outside water source and three-way pipe respectively, be provided with the second control valve on the second inlet tube, the filter plate sets up on sump internal surface.
Preferably, the end where the water outlet hole is located is gradually inclined from top to bottom, an inclined table is arranged on the bottom surface inside the filter pressing bin, and the position where the water pumping pipe is communicated with the bottom of the water collecting bin is located on one side of the inclined bottom end of the inclined table; the bottom of the box body is provided with supporting legs.
Preferably, the using method comprises the following steps:
s1, adding sludge into the conveying cylinder through the sludge inlet, driving the spiral conveying blade to rotate through the first motor, conveying the sludge in the conveying cylinder by the spiral conveying blade, enabling part of moisture in the sludge to fall into the collecting box through the filtering holes when the sludge passes through the filtering holes, and finally enabling the primarily filtered sludge to fall onto the first filter belt type conveying mechanism from the sludge outlet;
s2, when sludge is conveyed by the first filter belt type conveying mechanism, a part of water drops downwards through the first filter belt type conveying mechanism, when the sludge passes through the sludge separating mechanism, the second motor drives the mounting shaft to rotate, the mounting shaft drives the sludge separating roller to rotate, the sludge is compressed and divided into grooves by the sludge separating roller in the rotating process, the pressed water drops downwards through the first filter belt type conveying mechanism, and the divided sludge is continuously conveyed and drops onto the second filter belt type conveying mechanism;
s3, when the sludge is conveyed to a position between the second filter belt type conveying mechanism and the third filter belt type conveying mechanism, moisture in the sludge is pressed out by the first mud pressing roller and the second mud pressing roller and falls to the bottom of the filter pressing bin;
and S4, discharging the filter-pressed and concentrated mud plate to the outside of the box body from a mud discharge port.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:
the invention can remove water from the sludge for multiple times and can perform segmentation treatment on the sludge, so that the segmented sludge can be squeezed to have more water, and the filter pressing concentration effect on the sludge is improved. Carry mud through screw conveyer mechanism, and moisture in the preliminary filtering mud of transport mud in-process, when mud passes through the branch mud mechanism of first filter belt conveyor department top, divide the mud roller roll extrusion on mud, on the one hand can be split into a plurality of banding mud with the mud piece, enlarge the area of mud, make strip mud can be squeezed out more moisture by outside power supply driven first mud roller and second mud roller, on the other hand, can be at the mud in-process of cutting apart, compress the processing to mud, mud obtains preliminary compression dewatering and handles, through the multiple dewatering process of the aforesaid, the concentrated effect of filter-pressing to mud has effectively been improved.
Drawings
Fig. 1 is a schematic structural diagram of a belt type filter-pressing and concentrating integrated sludge filter press provided by the invention.
FIG. 2 is a sectional view of the belt type filter-pressing and concentrating integrated sludge filter press.
Fig. 3 is an enlarged view of a structure at a in fig. 2.
Fig. 4 is an enlarged view of the structure at B in fig. 2.
Fig. 5 is an enlarged view of the structure at C in fig. 2.
Fig. 6 is an enlarged view of the structure at D in fig. 2.
FIG. 7 is a sectional view showing the structure of a transfer cylinder and a collection box in a belt filter-press and concentration integrated sludge filter press according to the present invention.
Fig. 8 is a schematic structural diagram of a first scraper in the belt filter-press concentration integrated sludge filter press provided by the invention.
Reference numerals: 1. a first motor; 2. a spiral conveying blade; 3. a delivery cartridge; 301. a sludge inlet; 302. filtering holes; 303. a sludge outlet; 4. a collection box; 401. a water outlet hole; 5. a first belt conveyor; 6. a second belt conveyor; 7. a third belt conveyor; 8. a second motor; 9. installing a shaft; 10. a mud separating roller; 101. a groove; 11. a first mud pressing roller; 12. a second mud pressing roller; 13. an electric heating rod; 14. a reflective plate; 15. an electromagnetic heater; 16. dividing the belt; 17. a first squeegee; 171. a card slot; 18. a second squeegee; 19. a box body; 191. a primary filtration bin; 192. a water collecting bin; 193. pressing and filtering the bin; 194. a sludge discharge port; 195. a mud outlet space; 20. a first water pump; 21. a first water inlet pipe; 211. a first control valve; 22. a second water inlet pipe; 221. a second control valve; 23. a three-way pipe; 24. a second water pump; 25. a water pumping pipe; 26. a water delivery pipe; 27. a water spray disc; 28. filtering the plate; 29. and (7) supporting legs.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-8, the belt filter-pressing and concentrating integrated sludge filter press provided by the invention comprises a spiral conveying mechanism, a collecting box 4, a first belt filter conveying mechanism 5, a second belt filter conveying mechanism 6, a third belt filter conveying mechanism 7, a sludge separating mechanism, a first sludge pressing roller 11, a second sludge pressing roller 12 and a box body 19;
the upper part of the box body 19 is provided with a primary filter cabin 191, the lower part is provided with a filter pressing cabin 193, and one lateral side of the filter pressing cabin 193 is provided with a sludge discharge port 194; the spiral conveying mechanism is positioned in the primary filtering bin 191 and comprises a first motor 1, a spiral conveying blade 2 and a conveying cylinder 3, the conveying cylinders 3 are all arranged on the box body 19, the first motor 1 is in driving connection with the spiral conveying blade 2, the spiral conveying blade 2 is rotatably arranged on the inner surface of the conveying cylinder 3, the spiral conveying blade 2 is transversely arranged, a filtering hole 302 is formed in the bottom of the conveying cylinder 3, a sludge inlet 301 is formed in one transverse end of the top of the conveying cylinder 3, a sludge outlet 303 is formed in the other transverse end of the bottom of the conveying cylinder 3, and the sludge outlet 303 is communicated with the filter pressing bin 193; the collecting box 4 is arranged at the bottom of the conveying cylinder 3 and is positioned below the filter hole 302; the first filter belt type conveying mechanism 5, the second filter belt type conveying mechanism 6 and the third filter belt type conveying mechanism 7 are all arranged in a filter pressing bin 193, one transverse end of the first filter belt type conveying mechanism 5 is gradually inclined downwards, the inclined top end of the first filter belt type conveying mechanism 5 is positioned below a sludge outlet 303, the second filter belt type conveying mechanism 6 is horizontally arranged, one transverse end of the second filter belt type conveying mechanism 6 is positioned below the inclined bottom end of the first filter belt type conveying mechanism 5, the other transverse end of the second filter belt type conveying mechanism 6 penetrates through a sludge discharge port 194, the third filter belt type conveying mechanism 7 is positioned above the second filter belt type conveying mechanism 6, and the distance between the third filter belt type conveying mechanism 7 and the second filter belt type conveying mechanism 6 in the vertical direction is gradually reduced along the sludge conveying direction; the mud separating mechanism comprises a second motor 8, a mounting shaft 9 and a mud separating roller 10, the second motor 8 is arranged on the box body 19, the second motor 8 is in driving connection with the mounting shaft 9, the mud separating roller 10 is arranged on the mounting shaft 9, the mud separating roller 10 is abutted against the top of the first filter belt type conveying mechanism 5, and a plurality of strip-shaped grooves 101 are uniformly formed in the outer peripheral surface of the mud separating roller 10; the first mud pressing roller 11 and the second mud pressing roller 12 are arranged side by side in a plurality of numbers, the first mud pressing roller 11 is correspondingly positioned above the second mud pressing roller 12, the first mud pressing roller 11 is abutted against the inner bottom surface of the third filter belt type conveying mechanism 7, and the second mud pressing roller 12 is abutted against the inner top surface of the second filter belt type conveying mechanism 6.
In an alternative embodiment, the third belt conveyor 7 is provided with an annular dividing belt 16 on the outer peripheral surface thereof, and the dividing belt 16 is provided in plurality in the longitudinal direction side by side.
The dividing belt 16 can divide the strip-shaped sludge into chocolate-shaped sludge lumps, thereby further improving the effect of squeezing the sludge.
In an alternative embodiment, the box 19 is provided with a first scraper 17 and a second scraper 18, the first scraper 17 is provided with a clamping groove 171 for clamping the dividing belt 16, the first scraper 17 abuts against the outer surface of the conveying end of the third filter belt conveyor 7, and the second scraper 18 abuts against the outer surface of the bottom of the second filter belt conveyor 6.
It should be noted that the first scraper 17 can scrape off sludge attached to the third belt conveyor 7 and the dividing belt 16, and the second scraper 18 can scrape off sludge attached to the second belt conveyor 6, so as to ensure the tidiness of the apparatus.
In an alternative embodiment, the inner surface of the box 19 is provided with a plurality of electric heating rods 13 and a plurality of reflecting plates 14 correspondingly arranged above the electric heating rods 13, the plurality of electric heating rods 13 are respectively positioned between two adjacent first mud pressing rollers 11, the reflecting plates 14 are arc-shaped plates, the middle parts of the reflecting plates 14 are bent upwards, and the outer peripheral surfaces of the first mud pressing rollers 11 are provided with electroplated reflecting layers.
It should be noted that the electric bar 13 generates heat, the heat is reflected to the sludge through the reflecting plate 14 and the electroplating reflective layer and the third filter belt type conveying mechanism 7, so that a part of water is evaporated, and the dewatering effect is achieved, and the first mud pressing roller 11 has the mud pressing function and can reflect heat through the electroplating reflective layer.
In an alternative embodiment, the inner surface of the box 19 is provided with a plurality of electromagnetic heaters 15, the electromagnetic heaters 15 are arranged side by side, and the plurality of electromagnetic heaters 15 are correspondingly positioned below the plurality of second clay pressing rollers 12.
It should be noted that the electromagnetic heater 15 can heat the second sludge pressing roller 12, and the second sludge pressing roller 12 accelerates the discharge of moisture in the sludge during the sludge pressing process.
In an alternative embodiment, a water collecting bin 192 is arranged inside the box 19, a mud discharging space 195 is arranged between the water collecting bin 192 and the filter pressing bin 193, a second water pump 24 is arranged on the box 19, a water pumping pipe 25 is connected to a water pumping end of the second water pump 24, the water pumping pipe 25 is communicated with the bottom of the water collecting bin 192, a water conveying pipe 26 is connected to a water discharging end of the second water pump 24, a water spraying disc 27 is connected to the water conveying pipe 26, water spraying holes are arranged at the bottom of the water spraying disc 27, and the water spraying disc 27 is located above the first filter belt type conveying mechanism 5, the mud separating roller 10, the second filter belt type conveying mechanism 6 and the third filter belt type conveying mechanism 7.
It should be noted that the second water pump 24 can spray water through the water spray holes to clean the first filter belt type conveying mechanism 5, the mud separating roller 10, the second filter belt type conveying mechanism 6 and the third filter belt type conveying mechanism 7, so as to ensure the tidiness of the equipment.
In an alternative embodiment, the bottom of the collecting box 4 is provided with a water outlet hole 401, and the water outlet hole 401 is positioned above the water collecting bin 192; still include first water pump 20, first inlet tube 21, second inlet tube 22, three-way pipe 23 and filter plate 28, first water pump 20 sets up on box 19, the water pumping end of first water pump 20 communicates with the first end of three-way pipe 23, the drainage end and the sump intercommunication of first water pump 20, and the intercommunication department is located the filter plate 28 top, first inlet tube 21 both ends communicate with the second end of filter-pressing storehouse 193 bottom and three-way pipe 23 respectively, be provided with first control valve 211 on the first inlet tube 21, second inlet tube 22 both ends communicate with the third end of outside water source and three-way pipe 23 respectively, be provided with second control valve 221 on the second inlet tube 22, filter plate 28 sets up on sump 192 internal surface.
It is noted that the water obtained by filter pressing can be reused, so that the method is more economical and environment-friendly.
In an alternative embodiment, the end where the water outlet hole 401 is located is gradually inclined from top to bottom, an inclined platform is arranged on the bottom surface inside the filter pressing bin 193, and the communication position of the water pumping pipe 25 and the bottom of the water collecting bin 192 is located on one side of the inclined bottom end of the inclined platform, so that water collection is facilitated; the bottom of the tank 19 is provided with legs 29.
In an alternative embodiment, the method of use comprises the steps of:
s1, adding sludge into the conveying cylinder 3 through the sludge inlet 301, driving the spiral conveying blade 2 to rotate through the first motor 1, conveying the sludge in the conveying cylinder 3 by the spiral conveying blade 2, enabling part of moisture in the sludge to fall into the collection box 4 through the filtering holes 302 when the sludge passes through the filtering holes 302, and finally enabling the sludge after primary filtering to fall onto the first filter belt type conveying mechanism 5 through the sludge outlet 303, wherein the sludge can be subjected to primary drainage treatment;
s2, when sludge is conveyed by the first filter belt type conveying mechanism 5, a part of water drops downwards through the first filter belt type conveying mechanism 5, when the sludge passes through the sludge separating mechanism, the second motor 8 drives the mounting shaft 9 to rotate, the mounting shaft 9 drives the sludge separating roller 10 to rotate, the sludge separating roller 10 compresses and separates the sludge into the shape of the groove 101 in the rotating process, the pressed water drops downwards through the first filter belt type conveying mechanism 5, the separated sludge is continuously conveyed and drops onto the second filter belt type conveying mechanism 6, and the separated sludge is exposed to more areas and can be extruded with more water;
s3, when the sludge is conveyed to a position between the second filter belt type conveying mechanism 6 and the third filter belt type conveying mechanism 7, moisture in the sludge is pressed out by the first mud pressing roller 11 and the second mud pressing roller 12 and falls to the bottom of the filter pressing bin 193, the sludge is gradually squeezed out of the moisture in the space with gradually reduced distance, and the squeezing process is smooth;
s4, discharging the filter-pressed and concentrated mud plate to the outside of the box 19 from the mud outlet 194.
The invention can remove water from the sludge for multiple times and can perform segmentation treatment on the sludge, so that the segmented sludge can be squeezed to have more water, and the filter pressing concentration effect on the sludge is improved. Carry mud through screw conveyer constructs, and moisture in the preliminary filtering mud of transport mud in-process, when mud passes through the branch mud mechanism of 5 departments tops of first filter belt conveyor constructs, divide the roll extrusion of mud roller 10 on mud, on the one hand can be split into a plurality of banding mud with the mud piece, enlarge the area of mud, make banding mud can be squeezed out more moisture by external power source driven first mud roller 11 and second mud roller 12, on the other hand, can be at the mud in-process of cutting apart, carry out compression treatment to mud, mud obtains preliminary compression dewatering and handles, through above-mentioned multiple dewatering process, the concentrated effect of filter-pressing to mud has effectively been improved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. A belt type filter-pressing and concentrating integrated sludge filter press is characterized by comprising a spiral conveying mechanism, a collecting box (4), a first filter belt type conveying mechanism (5), a second filter belt type conveying mechanism (6), a third filter belt type conveying mechanism (7), a sludge separating mechanism, a first sludge pressing roller (11), a second sludge pressing roller (12) and a box body (19);
a primary filtering bin (191) is arranged at the upper part of the box body (19), a pressure filtering bin (193) is arranged at the lower part of the box body, and a sludge discharge port (194) is arranged at one transverse side of the pressure filtering bin (193); the spiral conveying mechanism is positioned in the primary filter bin (191), the spiral conveying mechanism comprises a first motor (1), spiral conveying blades (2) and a conveying cylinder (3), the conveying cylinder (3) is arranged on the box body (19), the first motor (1) is in driving connection with the spiral conveying blades (2), the spiral conveying blades (2) are rotatably arranged on the inner surface of the conveying cylinder (3), the spiral conveying blades (2) are transversely arranged, filter holes (302) are formed in the bottom of the conveying cylinder (3), a sludge inlet (301) is formed in one transverse end of the top of the conveying cylinder (3), a sludge outlet (303) is formed in the other transverse end of the bottom of the conveying cylinder (3), and the sludge outlet (303) is communicated with the filter pressing bin (193); the collecting box (4) is arranged at the bottom of the conveying cylinder (3) and is positioned below the filtering holes (302); a first belt conveyor (5), the second filter belt type conveying mechanism (6) and the third filter belt type conveying mechanism (7) are arranged in a filter pressing bin (193), one transverse end of the first filter belt type conveying mechanism (5) is gradually inclined downwards, the inclined top end of the first filter belt type conveying mechanism (5) is positioned below a sludge outlet (303), the second filter belt type conveying mechanism (6) is horizontally arranged, one transverse end of the second filter belt type conveying mechanism (6) is positioned below the inclined bottom end of the first filter belt type conveying mechanism (5), the other transverse end of the second filter belt type conveying mechanism (6) penetrates through a sludge discharge port (194), the third filter belt type conveying mechanism (7) is positioned above the second filter belt type conveying mechanism (6), and the distance between the third filter belt type conveying mechanism (7) and the second filter belt type conveying mechanism (6) in the vertical direction is gradually reduced along the sludge conveying direction; the mud separating mechanism comprises a second motor (8), an installation shaft (9) and a mud separating roller (10), the second motor (8) is arranged on the box body (19), the second motor (8) is in driving connection with the installation shaft (9), the mud separating roller (10) is arranged on the installation shaft (9), the mud separating roller (10) is abutted against the top of the first filter belt type conveying mechanism (5), and a plurality of strip-shaped grooves (101) are uniformly formed in the outer peripheral surface of the mud separating roller (10); the first mud pressing roller (11) and the second mud pressing roller (12) are arranged side by side, the first mud pressing roller (11) is correspondingly located above the second mud pressing roller (12), the first mud pressing roller (11) abuts against the inner bottom surface of the third filter belt type conveying mechanism (7), and the second mud pressing roller (12) abuts against the inner top surface of the second filter belt type conveying mechanism (6).
2. The belt filter-press concentration integrated sludge filter press according to claim 1, wherein the third filter belt conveyor mechanism (7) is provided with an annular dividing belt (16) on the outer peripheral surface thereof, and a plurality of dividing belts (16) are arranged side by side in the longitudinal direction.
3. The belt filter-press concentration integrated sludge filter press according to claim 2, wherein the box body (19) is provided with a first scraper (17) and a second scraper (18), the first scraper (17) is provided with a clamping groove (171) for clamping the dividing belt (16), the first scraper (17) abuts against the outer surface of the conveying terminal end of the third filter belt conveyor mechanism (7), and the second scraper (18) abuts against the outer surface of the bottom of the second filter belt conveyor mechanism (6).
4. The belt type filter-pressing and concentrating integrated sludge filter press according to claim 2, wherein the inner surface of the box body (19) is provided with a plurality of electric heating rods (13) and a plurality of reflecting plates (14) correspondingly arranged above the electric heating rods (13), the plurality of electric heating rods (13) are respectively positioned between two adjacent first sludge pressing rollers (11), the reflecting plates (14) are arc-shaped plates, the middle parts of the reflecting plates (14) are bent upwards, and the outer peripheral surfaces of the first sludge pressing rollers (11) are provided with electroplated reflecting layers.
5. The belt type filter-pressing and concentrating integrated sludge filter press according to claim 4, wherein the inner surface of the box body (19) is provided with a plurality of electromagnetic heaters (15), the electromagnetic heaters (15) are arranged side by side, and the plurality of electromagnetic heaters (15) are correspondingly positioned below the plurality of second sludge pressing rollers (12).
6. The belt type filter-pressing and concentrating integrated sludge filter press according to claim 1, wherein a water collecting bin (192) is arranged inside the box body (19), a sludge discharging space (195) is arranged between the water collecting bin (192) and the filter-pressing bin (193), a second water pump (24) is arranged on the box body (19), a water pumping pipe (25) is connected to the water pumping end of the second water pump (24), the water pumping pipe (25) is communicated with the bottom of the water collecting bin (192), a water delivery pipe (26) is connected to the water discharging end of the second water pump (24), a water spraying disc (27) is connected to the water delivery pipe (26), water spraying holes are formed in the bottom of the water spraying disc (27), and the water spraying disc (27) is located above the first filter belt type conveying mechanism (5), the sludge separating roller (10), the second filter belt type conveying mechanism (6) and the third filter belt type conveying mechanism (7).
7. The belt filter-press concentration integrated sludge filter press according to claim 6, wherein the bottom of the collecting box (4) is provided with a water outlet hole (401), and the water outlet hole (401) is positioned above the water collecting bin (192); the water-saving filter is characterized by further comprising a first water pump (20), a first water inlet pipe (21), a second water inlet pipe (22), a three-way pipe (23) and a filter plate (28), wherein the first water pump (20) is arranged on the box body (19), the water pumping end of the first water pump (20) is communicated with the first end of the three-way pipe (23), the water draining end of the first water pump (20) is communicated with the water collecting bin, the communicating position is located above the filter plate (28), the two ends of the first water inlet pipe (21) are respectively communicated with the bottom of the pressure filtering bin (193) and the second end of the three-way pipe (23), a first control valve (211) is arranged on the first water inlet pipe (21), the two ends of the second water inlet pipe (22) are respectively communicated with the third end of an external water source and the third end of the three-way pipe (23), a second control valve (221) is arranged on the second water inlet pipe.
8. The belt type filter-pressing and concentrating integrated sludge filter press according to claim 7, wherein the end where the water outlet hole (401) is located is gradually inclined from top to bottom, an inclined table is arranged on the bottom surface inside the filter-pressing bin (193), and the communication position of the water pumping pipe (25) and the bottom of the water collecting bin (192) is located on one side of the inclined bottom end of the inclined table; the bottom of the box body (19) is provided with a supporting leg (29).
9. The belt type filter-pressing and concentrating integrated sludge filter press according to claim 1, wherein the using method comprises the following steps:
s1, adding sludge into a conveying cylinder (3) through a sludge inlet (301), driving a spiral conveying blade (2) to rotate through a first motor (1), conveying the sludge in the conveying cylinder (3) through the spiral conveying blade (2), enabling part of moisture in the sludge to fall into a collection box (4) through a filtering hole (302) when the sludge passes through the filtering hole (302), and finally enabling the sludge subjected to primary filtering to fall onto a first filter belt type conveying mechanism (5) from a sludge outlet (303);
s2, when sludge is conveyed by the first filter belt type conveying mechanism (5), a part of water drops downwards through the first filter belt type conveying mechanism (5), when the sludge passes through the sludge separating mechanism, the second motor (8) drives the mounting shaft (9) to rotate, the mounting shaft (9) drives the sludge separating roller (10) to rotate, the sludge separating roller (10) compresses and separates the sludge into the shape of the groove (101) in the rotating process, the extruded water drops downwards through the first filter belt type conveying mechanism (5), and the separated sludge is continuously conveyed and drops onto the second filter belt type conveying mechanism (6);
s3, when the sludge is conveyed to a position between the second filter belt type conveying mechanism (6) and the third filter belt type conveying mechanism (7), the moisture in the sludge is pressed out by the first mud pressing roller (11) and the second mud pressing roller (12) and falls to the bottom of the filter pressing bin (193);
s4, discharging the filter-pressed and concentrated mud plate to the outside of the box body (19) from a mud discharging port (194).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411854.0A CN112607993A (en) | 2020-12-04 | 2020-12-04 | Belt type filter-pressing and concentrating integrated sludge filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411854.0A CN112607993A (en) | 2020-12-04 | 2020-12-04 | Belt type filter-pressing and concentrating integrated sludge filter press |
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| Publication Number | Publication Date |
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| CN112607993A true CN112607993A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011411854.0A Withdrawn CN112607993A (en) | 2020-12-04 | 2020-12-04 | Belt type filter-pressing and concentrating integrated sludge filter press |
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| Country | Link |
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| CN (1) | CN112607993A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577904A (en) * | 2021-08-20 | 2021-11-02 | 湖北万众通达机械设备有限公司 | Coal mine environment-friendly sludge filter pressing equipment |
-
2020
- 2020-12-04 CN CN202011411854.0A patent/CN112607993A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577904A (en) * | 2021-08-20 | 2021-11-02 | 湖北万众通达机械设备有限公司 | Coal mine environment-friendly sludge filter pressing equipment |
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