CN115626753B - Sewage sludge dewatering and drying device - Google Patents
Sewage sludge dewatering and drying device Download PDFInfo
- Publication number
- CN115626753B CN115626753B CN202211309674.0A CN202211309674A CN115626753B CN 115626753 B CN115626753 B CN 115626753B CN 202211309674 A CN202211309674 A CN 202211309674A CN 115626753 B CN115626753 B CN 115626753B
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- frame
- drying
- sludge
- sewage
- dewatering
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- 238000001035 drying Methods 0.000 title claims abstract description 71
- 239000010801 sewage sludge Substances 0.000 title claims abstract description 10
- 239000010802 sludge Substances 0.000 claims abstract description 60
- 230000018044 dehydration Effects 0.000 claims abstract description 32
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 32
- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 230000002146 bilateral effect Effects 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 59
- 239000010865 sewage Substances 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 238000001914 filtration Methods 0.000 claims description 30
- 239000012528 membrane Substances 0.000 claims description 14
- 238000001223 reverse osmosis Methods 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 11
- 238000005086 pumping Methods 0.000 claims description 10
- 238000005189 flocculation Methods 0.000 claims description 9
- 230000016615 flocculation Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 5
- 239000008394 flocculating agent Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 239000012466 permeate Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 235000012970 cakes Nutrition 0.000 description 25
- 206010044048 Tooth missing Diseases 0.000 description 9
- 238000010009 beating Methods 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000001376 precipitating effect Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000021463 dry cake Nutrition 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to the technical field of sludge treatment, in particular to a sewage sludge dewatering and drying device. The invention provides a sewage sludge dewatering and drying device capable of rapidly drying sludge. The utility model provides a sewage sludge dewatering mummification device, including support frame, dehydration frame, electric putter, extrusion piece and controller etc. be fixed with the dehydration frame on the support frame, the equal bilateral symmetry in both sides has evenly been opened a plurality of through-holes around the dehydration frame, electric putter is all installed to dehydration frame top left and right sides, slip type is equipped with the extrusion piece that is used for extrudeing mud in the dehydration frame, two electric putter telescopic links to each other with the extrusion piece, the controller is installed to dehydration frame front side, two electric putter link to each other with the controller electrical property. The sludge is extruded and dehydrated through the extrusion block and then spread on the drying frame, hot air is blown out to the sludge through the cooperation of the heating pipe and the fan, and then the sludge is fully dried, so that the drying effect is achieved quickly.
Description
Technical Field
The invention relates to the technical field of sludge treatment, in particular to a sewage sludge dewatering and drying device.
Background
Sludge is a precipitate produced in the sewage treatment process of a sewage treatment plant, has fine particles, high water content and complex components, and is parasitic with various bacteria, viruses and parasitic organisms, proper treatment is required, and in the sludge reduction treatment process, a drying device is required to dehydrate the sludge.
A sludge dewatering machine with the publication number of CN111072243B and a sludge drying mechanism thereof, which relate to the technical field of sludge treatment. Including the hydroextractor shell, the inside of hydroextractor shell is provided with drive assembly, the inside of hydroextractor shell and the top that is located drive assembly are provided with dewatering mechanism, dewatering mechanism includes rolling wheel, rolls subassembly and drainage mechanism, the inside of rolling wheel is provided with rolls the subassembly, drainage mechanism is located the top of rolling wheel, the bottom of hydroextractor shell is provided with mud cake and collects the storehouse.
The above patent suffers from the following disadvantages: according to the patent, under the cooperation of the rolling wheel and the rolling assembly, the sludge is extruded, although the water in the sludge can be fully discharged, the water in the sludge is unavoidable, the sludge is required to be contacted with air after being extruded, so that the residual water is evaporated, the natural evaporation waiting mode is adopted, the waiting time is long, and the working efficiency is affected.
Aiming at the problem that the waiting time is long because the rest of water is evaporated in a natural evaporation mode after the mud cake is dehydrated in the patent, the design of the sewage and sludge dehydration drying device capable of rapidly drying the sludge is needed.
Disclosure of Invention
The invention provides a sewage sludge dewatering and drying device capable of rapidly drying sludge, which aims to overcome the defect that the waiting time is long because the existing drying mechanism evaporates the rest of water in a natural evaporation mode after a mud cake is dewatered.
The technical proposal is as follows: the utility model provides a sewage sludge dewatering mummification device, which comprises a supporting rack, the dehydration frame, electric putter, the check valve, the extrusion piece, controller and drainage board, be fixed with the dehydration frame on the support frame, a plurality of through-holes have all evenly been opened to the equal bilateral symmetry in dehydration frame front and back both sides, electric putter is all installed to dehydration frame top left and right sides, the slip is equipped with the extrusion piece that is used for extrudeing mud in the dehydration frame, two electric putter telescopic links to each other with the extrusion piece, the controller is installed to dehydration frame front side, two electric putter and controller electrical property link to each other, dehydration frame top left and right sides all is fixed with the check valve, sewage is poured into the dehydration frame through the check valve and is dehydrated, and when the mud in the sewage is extruded, sewage and mud can't outwards arrange through the check valve, dehydration frame left and right sides all joint has the drainage board, still including ultra-low pressure reverse osmosis membrane, mechanism and upset shedding mechanism, it has the super-low pressure reverse osmosis membrane to cover between the through-hole of a layer in the through-hole when the mud in the extrusion sewage, sewage can permeate from the super-low pressure reverse osmosis membrane, and can be blocked by the super-low pressure reverse osmosis membrane, two electric putter and controller electrical property links to each other, the controller electrical property, the sewage is equipped with the desiccation mechanism with the desiccation, the desiccation to dry cake, the desiccation is carried out the manual drying and the purpose through the desiccation mechanism, the desiccation device is reached through the desiccation.
Further, the drying mechanism comprises a drying frame, a fan, a pushing frame, an electric sliding block and a heating pipe, wherein the drying frame for placing the dehydrated mud cake is fixed at the lower part of the supporting frame, the fan is symmetrically arranged at the front side of the drying frame, the pushing frame for pushing out the dried mud is arranged on the drying frame in a sliding mode, the electric sliding block is arranged on the right side of the drying frame in a sliding mode, the electric sliding block is connected with the pushing frame, the heating pipe is arranged at the lower part in the drying frame, the dehydrated mud in the drying frame is heated through the heating pipe, the fan blows air into the drying frame, wind heated by the heating pipe surrounds the mud cake, the water contained in the mud can be evaporated, the drying effect is achieved, and the electric sliding block, the heating pipe and the fan are electrically connected with a controller.
Further, upset shedding mechanism is including electronic slide rail, the sliding block, the dwang, the supporting shoe, contact bar and torsional spring, electronic slide rail is all installed to the equal bilateral symmetry in both sides around the dewatering frame upper portion, all slidingtype is equipped with the sliding block on the electronic slide rail, all the rotation is equipped with the dwang on the sliding block, the dwang all links to each other with similar drainage board, all be connected with the torsional spring between dwang and the similar sliding block, dewatering frame top bilateral symmetry is fixed with the supporting shoe, all be fixed with the contact bar on the supporting shoe, the sliding block on both sides is kept away from each other about, bring dwang and drainage board to be close to the contact bar that corresponds, will be pushed the rotation by the contact bar, make mud cake on the drainage board drop to the mummification frame in, carry out the mummification.
Further, still including beating the mechanism, beat the mechanism including moving the rack, compression spring, lack the rack bar, torsion spring, the elastic component, wedge and return spring, all sliding type is equipped with the removal rack on the supporting shoe, all be connected with compression spring between removal rack and the similar supporting shoe, all be rotated on the contact bar and be equipped with lack the rack bar, all be connected with torsion spring between lack rack bar and the similar supporting shoe, torsion spring all overlaps on the contact bar of close, the even interval distribution of claw on the removal rack, the toothed part on the removal rack all meshes with the toothed part of close lack the rack, the elastic component is all installed to both sides around the removal rack, both sides all open two draw-in grooves about the supporting shoe, the elastic component all with the draw-in groove joint of close, after the filter cake falls into the dewatering frame in the rotation of filter plate, remove the rack and drive lack the rack bar and two swings about, make the mud cake on the filter plate drop fully, the side that removes rack each other is close to be equipped with the sliding block, all be close to the wedge with the wedge, and then all close to the removal rack, the wedge is connected to the wedge.
Further, the automatic water draining device further comprises a pushing block and an extrusion spring, wherein the pushing block is arranged on the supporting block in a sliding mode, the extrusion spring is connected between the pushing block and the similar supporting block, and the pushing block is pushed by rotating the rotating rod, so that the pushing block pushes the movable rack to be separated from the elastic piece, and the tooth-missing rod can automatically swing left and right to knock the water draining plate.
Further, still including stirring flocculation mechanism, stirring flocculation mechanism is including the mixer, discharge pump, communicating pipe and pump of sending, support frame upper portion is fixed with the mixer, through adding sewage and flocculant in the mixer, makes the mixer stir sewage and flocculant and mix, so that mud deposits, the discharge pump that is used for discharging the sewage after the deposit is installed on the mixer right side, the bilateral symmetry intercommunication of mixer lower part has communicating pipe, communicating pipe all communicates with each other with similar check valve, all installs the pump of sending that is used for pumping mud on the communicating pipe.
Further, the sludge drying device also comprises a material guide plate, wherein the left side of the drying frame is connected with the material guide plate, and when the dried sludge is pushed out by the pushing frame, the material guide plate plays a guiding role, so that the sludge is conveniently accumulated in one place and is convenient to collect.
Further, the sewage treatment device also comprises a filter screen, and the upper part in the stirrer is connected with the filter screen for filtering impurities doped in the sewage.
The invention has the following advantages: 1. according to the invention, the sludge is extruded and dehydrated through the extrusion block and then spread on the drying frame, and hot air is blown out to the sludge through the cooperation of the heating pipe and the fan, so that the sludge is sufficiently dried, and the drying effect is quickly achieved;
2. according to the invention, the two electric push rods are used for pushing the extrusion blocks, so that the sludge can be extruded more fully, and the sludge on the left side and the right side in the dehydration frame can be dehydrated in sequence, so that the dehydration work is carried out uninterruptedly;
3. the overturning and discharging mechanism can automatically pour the mud cake onto the drying frame after the mud is extruded into the mud cake, and the mud cake is not required to be completed by manual operation;
4. According to the invention, the beating mechanism is matched with the pushing block, so that after the sludge is poured out of the water filtering plate, the water filtering plate is beaten through the beating mechanism, and the sludge is prevented from being blocked on the water filtering plate.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first part of the present invention.
Fig. 3 is a schematic perspective view of a second part of the present invention.
Fig. 4 is a schematic view of a partially cut-away perspective structure of the present invention.
Fig. 5 is a schematic perspective view of a drying mechanism according to the present invention.
Fig. 6 is a schematic view of a partially cut-away perspective of the drying mechanism of the present invention.
Fig. 7 is a schematic perspective view of the overturning discharging mechanism.
Fig. 8 is a schematic view of a part of a three-dimensional structure of the turnover discharging mechanism of the present invention.
Fig. 9 is a schematic perspective view of the rapping mechanism of the present invention.
Fig. 10 is a schematic view of a part of a perspective view of the striking mechanism of the present invention.
Fig. 11 is a schematic view of a partially cut-away perspective view of the rapping mechanism of the present invention.
Fig. 12 is a schematic view showing a first perspective structure of the pushing block of the present invention.
Fig. 13 is a schematic view showing a second perspective structure of the pushing block and the pressing spring of the present invention.
Fig. 14 is a state diagram of the use of the present invention.
FIG. 15 is a schematic perspective view of a stirring flocculation mechanism of the invention.
Reference numerals: 1_support frame, 2_dewatering frame, 3_ultra-low pressure reverse osmosis membrane, 4_electric push rod, 5_check valve, 6_extrusion block, 7_controller, 9_drainage plate, 10_drying mechanism, 101_drying frame, 102_fan, 103_pushing frame, 104_electric slider, 105_heating tube, 12_tumble discharge mechanism, 121_electric slide rail, 122_sliding block, 123_rotating rod, 124_support block, 125_contact rod, 126_torsion spring, 13_beating mechanism, 131_moving rack, 132_compression spring, 133_tooth-lacking rod, 134_torsion spring, 135_elastic member, 136_clamping groove, 137_wedge block, 138_return spring, 141_pushing block, 142_extrusion spring, 15_stirring flocculation mechanism, 151_stirrer, 152_discharge pump, 153_communication tube, 154_pumping pump, 16_guide plate, 17_filter screen.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example 1
A sewage sludge dewatering and drying device, as shown in figures 1-4, comprises a supporting frame 1, a dewatering frame 2, an ultra-low pressure reverse osmosis membrane 3, an electric push rod 4, a one-way valve 5, an extrusion block 6, a controller 7, a water filtering plate 9, a drying mechanism 10 and a turnover discharging mechanism 12, wherein the supporting frame 1 is fixedly provided with the dewatering frame 2, a plurality of through holes are symmetrically and evenly formed on the front side and the rear side of the dewatering frame 2, a layer of ultra-low pressure reverse osmosis membrane 3 is covered between each through hole corresponding to one direction, when sludge in the sewage is extruded, the sewage can permeate and flow out from the ultra-low pressure reverse osmosis membrane 3 through the through holes, the sludge can be blocked by the ultra-low pressure reverse osmosis membrane 3, the electric push rod 4 is arranged on the left side and the right side of the top of the dewatering frame 2, the extrusion block 6 for extruding the sludge is arranged in the dewatering frame 2 in a sliding manner, the telescopic rods of the two electric push rods 4 are connected with the extrusion block 6, the controller 7 is installed to dehydration frame 2 front side, two electric putter 4 and controller 7 electrical property link to each other, dehydration frame 2 top left and right sides all is fixed with check valve 5, sewage is poured into dehydration frame 2 through check valve 5 and is dehydrated, and when the mud in the sewage is extruded, sewage and mud can't outwards arrange through check valve 5, dehydration frame 2 left and right sides all joint has water filter plate 9, support frame 1 downside is equipped with desiccation mechanism 10, place the mud cake after the dehydration on desiccation mechanism 10, dry the mud cake through desiccation mechanism 10, reach quick desiccation's purpose, be equipped with upset shedding mechanism 12 on the dehydration frame 2, carry out the desiccation with mud cake pouring to desiccation mechanism 10 through upset shedding mechanism 12 and carry out the rotation of water filter plate 9, need not manual operation, in order to improve work efficiency.
As shown in fig. 1, 5 and 6, the drying mechanism 10 comprises a drying frame 101, a fan 102, a pushing frame 103, an electric sliding block 104 and a heating pipe 105, the lower part of the supporting frame 1 is fixedly provided with the drying frame 101 for placing dehydrated mud cakes, the fan 102 for blowing air is symmetrically arranged on the front side of the drying frame 101, the pushing frame 103 for pushing out the dried mud is slidably arranged on the drying frame 101, the electric sliding block 104 is slidably arranged on the right side of the drying frame 101, the electric sliding block 104 is connected with the pushing frame 103, the heating pipe 105 for heating the mud cakes is arranged at the lower part in the drying frame 101, and the electric sliding block 104, the heating pipe 105 and the fan 102 are electrically connected with the controller 7.
As shown in fig. 1, 7 and 8, the overturning and discharging mechanism 12 comprises an electric slide rail 121, a slide block 122, a rotating rod 123, a supporting block 124, a contact rod 125 and a torsion spring 126, wherein the electric slide rail 121 is symmetrically arranged on the front side and the rear side of the upper part of the dewatering frame 2, the slide block 122 is arranged on the electric slide rail 121 in a sliding mode, the rotating rod 123 is rotatably arranged on the slide block 122, the rotating rod 123 is connected with a similar water filtering plate 9, the torsion spring 126 is connected between the rotating rod 123 and the similar slide block 122, the supporting block 124 is symmetrically fixed on the left side and the right side of the top of the dewatering frame 2, the contact rod 125 is fixed on the supporting block 124, the rotating rod 123 and the water filtering plate 9 move towards the direction close to the corresponding contact rod 125, and the rotating rod 123 is contacted with the contact rod 125 and is pushed to rotate so as to drop mud cakes.
When the sludge in the sewage is required to be dehydrated, the pipe is externally connected to the one-way valve 5, a proper amount of sewage is injected into the left side and the right side of the dehydration frame 2 through the one-way valve 5, the sludge in the left side and the right side of the sewage is dehydrated one by one, the telescopic rod of the electric push rod 4 is controlled to extend and retract through the controller 7, if the left side sludge is dehydrated, the telescopic rod of the electric push rod 4 is controlled to retract from an initial extending state, the telescopic rod of the electric push rod 4 is extended, the extrusion block 6 is further moved to the left side to extrude the sludge, if the right side sludge is dehydrated, the two electric push rods 4 are controlled to be opposite to the operation, the extrusion block 6 is moved to the right side to extrude the sludge, when the sludge is extruded by the extrusion block 6, the sewage contained in the sludge can be discharged through the through holes, the ultra-low pressure reverse osmosis membrane 3 plays a role of blocking the sludge, and the sludge is extruded on the water filtering plate 9, and the electric push rod 4 can be closed after the extrusion block 6 is moved to the limit.
Then, the controller 7 controls the electric sliding rail 121 to drive the sliding block 122 to move towards the direction close to the contact rod 125, then drives the rotating rod 123 and the water filtering plate 9 to move along with the movement, the dehydrated mud cake moves along with the water filtering plate 9, the water filtering plate 9 is not positioned in the dehydration frame 2, after the rotating rod 123 contacts with the contact rod 125, the rotating rod 123 continues to move, the rotating rod 125 is extruded by the contact rod 125 to rotate, the torsion spring 126 deforms, the rotating rod 123 drives the water filtering plate 9 to rotate, mud cakes on the water filtering plate 9 fall into the drying frame 101, after mud cakes fall, the electric sliding rail 121 is controlled to drive the sliding block 122 to move towards the direction close to the dehydration frame 2 to reset, then drive the rotating rod 123 and the water filtering plate 9 to move towards the direction close to the dehydration frame 2, so that the rotating rod 123 is separated from the contact rod 125, the rotating rod 123 drives the water filtering plate 9 to reversely rotate to reset under the reset action of the torsion spring 126, and the electric sliding rail 121 is automatically closed after the water filtering plate 9 resets.
The mud cake can be dried, the mud cake on the drying frame 101 is firstly scattered into particles, then the fan 102 and the heating pipe 105 are opened through the operation controller 7, the fan 102 blows air into the drying frame 101, the heating pipe 105 heats the air, the hot air blows to the mud on the drying frame 101, and further residual moisture in the mud is sufficiently dried, in the process, sewage can be continuously injected into the dewatering frame 2 to dewater the mud, the overall working efficiency is improved, after the mud on the drying frame 101 is dried, the electric slide rail 121 is controlled by the controller 7 to move leftwards along with the pushing frame 103, the dried mud on the drying frame 101 is pushed out and collected, after pushing out, the electric slide rail 121 is controlled to move rightwards along with the pushing frame 103 to reset, and after the dewatering of the mud is finished, the fan 102 and the heating pipe 105 are closed.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 9, 10, 11 and 14, the device further comprises a beating mechanism 13, wherein the beating mechanism 13 comprises a movable rack 131, a compression spring 132, a tooth-missing rod 133, a torsion spring 134, an elastic piece 135, a wedge-shaped block 137 and a return spring 138, the movable rack 131 is slidably arranged on the support block 124, the compression spring 132 is connected between the movable rack 131 and the similar support block 124, the contact rod 125 is rotatably provided with the tooth-missing rod 133 for beating the water filtering plate 9 to enable mud cakes on the water filtering plate to drop fully, the torsion spring 134 is connected between the tooth-missing rod 133 and the similar support block 124, the torsion spring 134 is sleeved on the similar contact rod 125, the tooth-missing claw on the movable rack 131 is uniformly distributed at intervals, the tooth-missing part on the movable rack 131 is meshed with the tooth-missing part of the similar tooth rod 133, the elastic piece 135 is mounted on the front side and the rear side of the support block 124, the left side and the right side of the support block 124 are provided with two clamping grooves 136, the elastic piece 135 is closely contacted with the wedge-missing tooth-shaped block 131, and the wedge-shaped block 137 is slidably connected with the wedge-shaped block 137 on the side of the wedge-shaped block 131 close to the contact rod 125.
As shown in fig. 12, 13 and 14, the device further comprises a pushing block 141 and an extrusion spring 142, wherein the pushing block 141 is slidably arranged on the supporting block 124, and the pushing block 141 is pushed by the reversing and resetting of the rotating rod 123, so that the moving rack 131 is pushed by the rotating rod 123, and the extrusion spring 142 is connected between the pushing block 141 and the adjacent supporting block 124.
When the water filter plate 9 moves in the direction of approaching the contact rod 125 with the mud cake, the water filter plate will contact with the wedge block 137, so as to push the wedge block 137 to move in the same direction with the moving rack 131, the compression spring 132 compresses, the front and rear corresponding elastic members 135 are also pressed to approach each other, the toothed portion of the moving rack 131 moving thereon will repeatedly mesh with the tooth-lacking rod 133, so that the tooth-lacking rod 133 swings repeatedly left and right under the action of the torsion spring 134, after the elastic members 135 move to align with the right clamping groove 136, the front and rear corresponding elastic members 135 are mutually separated from the clamping groove 136, so as to firmly move the rack 131, when the rotating rod 123 moves rightward, the rotating rod 123 contacts with the contact rod 125, when being pushed to rotate by the contact rod 125, the mud cake will drop onto the drying frame 101 with the rotation of the water filter plate 9, meanwhile, the contact rod 125 contacts with the pushing block 141 to push the pushing block 141 to move leftwards, so that the extrusion spring 142 compresses, the pushing block 141 pushes the movable rack 131 to move leftwards, and then moves with the elastic piece 135, so that the elastic piece 135 is separated from the right clamping groove 136, and the movable rack 131 is not fixed, at this time, the movable rack 131 moves leftwards with the wedge block 137 under the reset action of the compression spring 132, so that the tooth-missing rod 133 swings left and right repeatedly to strike the water filtering plate 9, residual sludge on the water filtering plate 9 is avoided, after the movable rack 131 resets to the clamping of the elastic piece 135 and the left clamping groove 136, the tooth-missing rod 133 stops swinging, and the worker can move and reset the water filtering plate 9 to a direction close to the dewatering frame 2, separate from the contact rod 125 to reset reversely, and then does not squeeze the pushing block 141, the pushing block 141 moves to the right to reset under the reset action of the extrusion spring 142, and contacts with the inclined surface of the wedge block 137 in the reset process of the water filtering plate 9, so that the wedge block 137 is pushed to move upwards to compress the return spring 138, and after the return spring 138 is passed over, the wedge block 137 moves downwards to reset under the reset action of the return spring 138, so that the water filtering plate 9 can be automatically knocked when a mud cake is discharged through the cooperation of the knocking mechanism 13 and the pushing block 141, and the mud residue is avoided.
As shown in fig. 1 and 15, the stirring flocculation mechanism 15 is further included, the stirring flocculation mechanism 15 includes a stirrer 151, a discharge pump 152, a communicating pipe 153 and a pumping pump 154, the stirrer 151 for stirring flocculant and sewage is fixed on the upper portion of the support frame 1, the discharge pump 152 for discharging precipitated sewage is installed on the right side of the stirrer 151, the communicating pipes 153 are symmetrically communicated on the left and right of the lower portion of the stirrer 151, the communicating pipes 153 are all communicated with the similar one-way valves 5, and the pumping pumps 154 for pumping sludge are installed on the communicating pipes 153.
When the sewage is dehydrated, the sewage is injected into the stirrer 151, then a flocculating agent is added into the stirrer 151, the stirrer 151 is started to stir the flocculating agent and the sewage, the flocculating agent is used for flocculating impurities floating in the sewage into particles and precipitating, after mixing, the stirrer 151 is closed and is waited for precipitating, a pipe can be externally connected to the discharge pump 152 after precipitating, the sewage on the upper layer in the stirrer 151 is discharged, more sludge is precipitated on the lower layer, after the sewage precipitated on the upper layer is discharged, the discharge pump 152 is closed, the pumping pump 154 is opened, the sewage with the sludge on the lower layer in the stirrer 151 is pumped into the dehydration frame 2 through the communicating pipe 153 and the one-way valve 5 for dehydration, and then the pumping pump 154 is closed, so that the sewage is subjected to preliminary precipitation treatment through the stirring flocculation mechanism 15, and the efficiency of sludge dehydration is improved.
As shown in fig. 5, the sludge drying device further comprises a material guiding plate 16, and the left side of the drying frame 101 is connected with the material guiding plate 16 for guiding dried sludge.
When the pushing frame 103 pushes out the dried sludge, the guide plate 16 plays a guiding role, so that the sludge is conveniently accumulated at one place and is convenient to collect.
As shown in fig. 15, the sewage treatment device further comprises a filter screen 17, and the filter screen 17 for filtering impurities doped in the sewage is connected to the upper part in the stirrer 151.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (1)
1. The utility model provides a sewage sludge dewatering desiccation device, including support frame (1), dewatering frame (2), electric putter (4), check valve (5), extrusion piece (6), controller (7) and drainage board (9), be fixed with dewatering frame (2) on support frame (1), a plurality of through-holes are all evenly opened to both sides bilateral symmetry around dewatering frame (2), electric putter (4) are all installed to dewatering frame (2) top left and right sides, the slip is equipped with extrusion piece (6) that are used for extrudeing mud in dewatering frame (2), two electric putter (4) telescopic link all link to each other with extrusion piece (6), controller (7) are installed to dewatering frame (2) front side, the two electric push rods (4) are electrically connected with a controller (7), the left side and the right side of the top of the dewatering frame (2) are respectively fixed with a one-way valve (5), sewage is injected into the dewatering frame (2) through the one-way valves (5) for dewatering, when sludge in the sewage is extruded, the sewage and the sludge cannot be discharged outwards through the one-way valves (5), the left side and the right side of the dewatering frame (2) are respectively clamped with a water filtering plate (9), the dewatering frame is characterized by further comprising an ultralow-pressure reverse osmosis membrane (3), a drying mechanism (10) and a turnover unloading mechanism (12), a layer of ultralow-pressure reverse osmosis membrane (3) is covered between through holes corresponding to one direction, and when the sludge in the sewage is extruded, sewage can permeate from the ultralow-pressure reverse osmosis membrane (3) through the through hole, sludge can be blocked by the ultralow-pressure reverse osmosis membrane (3), a drying mechanism (10) is arranged on the lower side of the support frame (1), a dehydrated mud cake is placed on the drying mechanism (10), the mud cake is dried through the drying mechanism (10), the aim of quick drying is achieved, a turnover discharging mechanism (12) is arranged on the dehydration frame (2), and the mud cake is poured out onto the drying mechanism (10) for drying through the turnover discharging mechanism (12) and is rotated by the water filtering plate (9), so that manual operation is not needed, and the working efficiency is improved;
The drying mechanism (10) comprises a drying frame (101), a fan (102), a pushing frame (103), an electric sliding block (104) and a heating pipe (105), wherein the drying frame (101) for placing a dehydrated mud cake is fixed at the lower part of the supporting frame (1), the fan (102) is symmetrically arranged at the front side of the drying frame (101), the pushing frame (103) for pushing out the dried mud is arranged on the drying frame (101) in a sliding mode, the electric sliding block (104) is arranged on the right side of the drying frame (101) in a sliding mode, the electric sliding block (104) is connected with the pushing frame (103), the heating pipe (105) is arranged at the inner lower part of the drying frame (101), the dehydrated mud in the drying frame (101) is heated through the heating pipe (105), and the fan (102) blows air around the mud cake after being heated by the heating pipe (105), so that the water contained in the mud can be evaporated, and the electric sliding blocks (104) and the heating pipe (105) are electrically connected with the fan (102) and the controller (7);
The overturning discharging mechanism (12) comprises an electric sliding rail (121), sliding blocks (122), rotating rods (123), supporting blocks (124), contact rods (125) and torsion springs (126), wherein the electric sliding rail (121) is symmetrically arranged on the front side and the rear side of the upper portion of the dewatering frame (2), the sliding blocks (122) are arranged on the electric sliding rail (121) in a sliding mode, the rotating rods (123) are arranged on the sliding blocks (122) in a rotating mode, the rotating rods (123) are connected with similar water filtering plates (9), torsion springs (126) are connected between the rotating rods (123) and the similar sliding blocks (122), the supporting blocks (124) are symmetrically fixed on the top of the dewatering frame (2), the contact rods (125) are fixed on the supporting blocks (124), the sliding blocks (122) on the left side and the right side are far away from each other, the rotating rods (123) and the water filtering plates (9) are close to the corresponding contact rods (125), and the contacted rods (125) are pushed to rotate, so that mud on the water filtering plates (9) falls into the drying frame (101) to be dried;
The device is characterized by further comprising a stirring flocculation mechanism (15), wherein the stirring flocculation mechanism (15) comprises a stirrer (151), a discharge pump (152), a communicating pipe (153) and a pumping pump (154), the stirrer (151) is fixed on the upper portion of the support frame (1), sewage and a flocculating agent are added into the stirrer (151) to be mixed by the stirrer (151) so as to facilitate sludge precipitation, the discharge pump (152) for discharging the precipitated sewage is arranged on the right side of the stirrer (151), the communicating pipe (153) is symmetrically communicated with the lower portion of the stirrer (151), the communicating pipe (153) is communicated with a similar one-way valve (5), and the pumping pump (154) for pumping the sludge are arranged on the communicating pipe (153);
The sludge drying device further comprises a material guide plate (16), wherein the material guide plate (16) is connected to the left side of the drying frame (101), and when the dried sludge is pushed out by the pushing frame (103), the material guide plate (16) plays a guiding role, so that the sludge is conveniently accumulated in one place and is convenient to collect;
The sewage treatment device also comprises a filter screen (17), and the upper part in the stirrer (151) is connected with the filter screen (17) for filtering impurities doped in the sewage.
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| CN202211309674.0A CN115626753B (en) | 2022-10-25 | 2022-10-25 | Sewage sludge dewatering and drying device |
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| CN202211309674.0A CN115626753B (en) | 2022-10-25 | 2022-10-25 | Sewage sludge dewatering and drying device |
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| CN116606050B (en) * | 2023-06-19 | 2023-12-22 | 广东新泰隆环保集团有限公司 | Comprehensive treatment system for sludge innocent treatment and recycling |
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