CN114262139B - Direct filtration equipment for sludge drying - Google Patents
Direct filtration equipment for sludge drying Download PDFInfo
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- CN114262139B CN114262139B CN202111474106.1A CN202111474106A CN114262139B CN 114262139 B CN114262139 B CN 114262139B CN 202111474106 A CN202111474106 A CN 202111474106A CN 114262139 B CN114262139 B CN 114262139B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The invention relates to a direct filtration device for sludge drying, which is characterized in that a filtration assembly is slidingly connected in a frame, a hydraulic press is fixedly arranged at one end of the frame, the output end of the hydraulic press is propped against the outer surface of the filtration assembly, a negative pressure pump is fixedly arranged at one side of the hydraulic press, drain pipes are fixedly arranged at two sides of the bottom end of the filtration assembly, one end of each drain pipe is fixedly connected with the negative pressure pump, a high-pressure feed pump is slidingly connected to the upper surface of the frame, the output end of each high-pressure feed pump is fixedly arranged on the outer surface of the filtration assembly, a high-pressure water pump is arranged at one side of each high-pressure feed pump, the high-pressure water pump is communicated with the interior of the filtration assembly, discharge control assemblies are arranged at two sides of the frame, and the direct filtration device for sludge drying has better sludge drying effect and lower energy consumption.
Description
Technical Field
The invention relates to the technical field of sludge drying treatment, in particular to direct filtration equipment for sludge drying.
Background
Sludge drying, also called sludge dewatering, refers to the process of removing most of the water content from the sludge by percolation or evaporation, generally refers to the process of adopting a sludge drying bed (bed) or other self-evaporation facilities, and after sludge concentration, the water content of the sludge is further reduced by a physical method so as to facilitate the transportation, accumulation, utilization or further treatment of the sludge. The dehydration and drying method comprises a natural evaporation method and a mechanical dehydration method, and is conventionally called as sludge dehydration and is called as sludge drying.
Most of the existing sludge drying devices adopt a mechanical dewatering method, the sludge is placed into the dewatering device, then the mechanical pressurizing mode is adopted, so that the water in the sludge seeps outwards through a filtering membrane, but in the actual operation process, the water still contained in the sludge can not be extruded, so that the dewatering rate of the sludge can not be improved, meanwhile, after the sludge dewatering is finished, each group of filtering plates needs to be opened, so that the sludge cake falls downwards, a large amount of electrical devices are needed to be used for realizing the process, and meanwhile, the sludge cake needs to be accepted and moved through a special aggregate trolley after falling from the bottom, so that the cost of sludge drying is increased, and therefore, the direct filtering device for sludge drying needs to be provided to solve the problems.
Disclosure of Invention
First, the technical problem to be solved
In order to solve the problems in the prior art, the invention provides a direct filtration device for sludge drying, which is used for solving the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
the device comprises a frame, wherein a filter assembly is slidably connected inside the frame, one end of the frame is fixedly provided with a hydraulic machine, the output end of the hydraulic machine is propped against the outer surface of the filter assembly, one side of the hydraulic machine is fixedly provided with a negative pressure pump, both sides of the bottom end of the filter assembly are fixedly provided with drain pipes, one end of each drain pipe is fixedly connected with the negative pressure pump, the upper surface of the frame is slidably connected with a high-pressure feed pump, the output end of the high-pressure feed pump is fixedly arranged on one side of the filter assembly, one side of the high-pressure feed pump is provided with a high-pressure water pump, the high-pressure water pump is communicated with the inside of the filter assembly, and both sides of the frame are provided with discharge control assemblies;
the filter assembly comprises a rubber frame, a soft rubber diaphragm, a drying plate and a communicating rubber ring, wherein the soft rubber diaphragm and the drying plate are fixedly connected to the front side and the rear side of the rubber frame, the communicating rubber ring is fixedly connected to the middle of the soft rubber diaphragm and the drying plate, and nano filter cloth is fixedly arranged on the inner wall of the rubber frame.
Preferably, the fixed carrier plate is fixedly installed at one end of the frame through bolts, the hydraulic machine and the negative pressure pump are fixedly installed on the outer surface of the fixed carrier plate, the condenser is fixedly installed on the outer surface of the fixed carrier plate and below the negative pressure pump, and the negative pressure pump is connected with the condenser through a connecting pipe.
Preferably, the input fixedly connected with first pipe of condenser, the both ends of first pipe respectively with two sets of drain pipe fixed connection, one side fixed mounting of drain pipe has coupling hose, the apopore has been seted up to the inside of rubber frame, the apopore is located the front side of flexible glue diaphragm, coupling hose fixed connection is in the inside of apopore, the lower fixed surface of frame installs the supporting leg, drain pipe fixed mounting is at the surface of supporting leg.
Preferably, the inner sides of the supporting legs are fixedly connected with inclined guide plates respectively on the left side and the right side below the rubber frame, and mud cake conveying belts are fixedly installed on the outer surfaces of the supporting legs and the lower surfaces of the inclined guide plates.
Preferably, the front pressing plate is slidably connected inside one end of the frame, the rear baffle is fixedly connected inside the other end of the frame, the filter assembly is slidably connected between the front pressing plate and the rear baffle, the output end of the hydraulic machine is fixedly connected with the X-shaped connecting frame, the outer surface of the end part of the X-shaped connecting frame is fixedly connected with the fixing rod, and the other end of the fixing rod is fixedly connected with the outer surface of the front pressing plate.
Preferably, the output end of the high-pressure water pump is fixedly provided with a second guide pipe, the other end of the second guide pipe is fixedly connected with the inside of the front pressing plate, connecting holes are formed in four corners of the outer surface of the rubber frame, water inlet holes are formed in the inner side wall of the rubber frame, the connecting holes are communicated with the water inlet holes, the water inlet holes are located between the flexible rubber diaphragm and the drying plate, and the second guide pipe is communicated with the inside of the water inlet holes through the connecting holes.
Preferably, the output end of the high-pressure feeding pump is fixedly provided with a feeding pipe, the other end of the feeding pipe is fixedly inserted into the front pressing plate, the feeding pipe is communicated with the inside of the communication rubber ring, and the feeding pipe is fixedly provided with a control valve.
Preferably, the upper surface of frame is equipped with the sliding plate, high-pressure feed pump and high-pressure water pump are all fixed mounting at the upper surface of sliding plate, the lower surface fixedly connected with slider of sliding plate, the spout has been seted up to the upper surface of frame, slider sliding connection is in the inside of spout.
Preferably, the discharging control assembly comprises a fixed block, a fixed sliding rail, a rack and a sliding seat, wherein the fixed block is fixedly connected to two sides of the outer surface of the frame, the fixed sliding rail and the rack are fixedly connected to the outer surface of the fixed block, the sliding seat is slidably connected to the outer surface of the fixed sliding rail and the outer surface of the rack, a traveling motor is fixedly installed in the sliding seat, a traveling gear is fixedly sleeved at the output end of the traveling motor, and the traveling gear is meshed with the rack.
Preferably, the top sliding connection of fixed block has movable dog, the middle part fixedly connected with spacing blend stop of movable dog, spacing blend stop sliding connection is in the inside of fixed block, the inside of fixed block just is located the bottom movable joint of movable dog and has the spring, the equal fixedly connected with pushing away material pin in both sides of rubber frame, movable dog offsets with pushing away the material pin, the spacing groove has been seted up on the inside wall of frame, the equal fixedly connected with stopper in both sides of rubber frame, stopper sliding connection is in the inside of spacing groove.
(III) beneficial effects
The invention has the beneficial effects that;
1. this direct filtration equipment that sludge drying used, when using, inhale the filtration subassembly with silt through high-pressure charge pump, at the in-process of feeding, make the pressure between the filtration subassembly increase, carry out preliminary filtration moisture, after the feeding, through pouring into hot water or arbitrary hot oil between flexible glue diaphragm and the desiccator board, start the negative pressure pump simultaneously, make the flexible glue diaphragm outwards bulge and further extrude out water to silt, simultaneously carry out heat transfer through the desiccator board, make the temperature of silt rise rapidly, simultaneously under the effect of negative pressure pump, the position that silt was located is in negative pressure state this moment, make the boiling point of water reduce, finally make the evaporation appear in the silt, and outwards take out through the negative pressure pump with the steam that evaporates, and make steam condense then outwards discharge through the condenser, further promote the desiccation effect of silt, do not need to carry out continuous heating simultaneously, reduce the energy consumption.
2. This direct filtration equipment that sludge drying used is rotated through PLC controlgear control equipment control walking motor for the walking motor drives the gear and rotates, and the gear takes place the transmission with the rack this moment, makes the sliding seat follow fixed slide rail and to being close to pushing the material pin and remove, makes the inclined plane of movable dog and first group pushing the material pin junction, makes movable dog down move, and the spring is compressed this moment, and when movable dog moved to pushing the opposite side of material pin, the spring is stretched this moment, makes movable dog upwards move, and PLC controlgear control walking motor reverse rotation this moment makes the sliding seat follow fixed slide rail and to being close to hydraulic press one side, promotes first group filter component to being close to the hydraulic press for two sets of filter components separation of front end, makes this process of separation filter component simpler, reduce cost.
3. This direct filtration equipment that sludge drying used is equipped with the slope stock guide through being equipped with in filter module bottom, and the bottom of slope stock guide is equipped with mud cake conveyer belt, and mud cake between two sets of filter modules drops down on the slope stock guide, then drops down on the mud cake conveyer belt, then the sliding seat promotes all filter modules one by one to being close to the hydraulic press, finally makes all mud cakes drop on the mud cake conveyer belt, carries the mud cake through starting the mud cake conveyer belt this moment, conveniently collects the mud cake.
Drawings
FIG. 1 is a schematic diagram of the front structure of a main body of the present invention;
FIG. 2 is a schematic view of a side structure of the main body of the present invention;
FIG. 3 is a schematic view of the internal structure of the frame of the present invention;
FIG. 4 is a schematic view of the outer surface structure of the front platen of the present invention;
FIG. 5 is a schematic view of the outer surface structure of the fixed carrier plate according to the present invention;
FIG. 6 is a schematic view of the outer surface structure of the filter assembly of the present invention;
FIG. 7 is an exploded view of the internal structure of the filter assembly of the present invention;
FIG. 8 is an exploded view of the configuration of the discharge control assembly of the present invention;
FIG. 9 is a schematic view showing the internal structure of the sliding seat of the present invention.
[ reference numerals description ]
1: a frame;
2: a filter assembly;
201: a rubber frame;
202: a soft rubber diaphragm;
203: a drying plate;
204: a glue ring is communicated;
3: a hydraulic press;
4: a discharge control assembly;
401: a fixed block;
402: fixing the sliding rail;
403: a rack;
404: a sliding seat;
5: support legs;
6: a high pressure feed pump;
7: a mud cake conveyer belt;
8: a drain pipe;
9: a connecting hose;
10: a rear baffle;
11: a limit groove;
12: a chute;
13: tilting the stock guide;
14: a front platen;
15: a sliding plate;
16: a slide block;
17: a feed pipe;
18: a control valve;
19: a high pressure water pump;
20: a second conduit;
21: fixing the carrier plate;
22: an X-shaped connecting frame;
23: a fixed rod;
24: a negative pressure pump;
25: a condenser;
26: a first conduit;
27: pushing a material stop lever;
28: a limiting block;
29: a connection hole;
30: a water inlet hole;
31: a water outlet hole;
32: a walking motor;
33: a traveling gear;
34: a movable stop block;
35: a limit stop bar;
36: and (3) a spring.
Detailed Description
The embodiment of the invention discloses direct filtration equipment for sludge drying, which is shown in figures 1-9 and comprises the following components;
the device comprises a frame 1, wherein a filter assembly 2 is slidably connected inside the frame 1, a hydraulic machine 3 is fixedly arranged at one end of the frame 1, the output end of the hydraulic machine 3 is propped against the outer surface of the filter assembly 2, a negative pressure pump 24 is fixedly arranged at one side of the hydraulic machine 3, drain pipes 8 are fixedly arranged at two sides of the bottom end of the filter assembly 2, one end of each drain pipe 8 is fixedly connected with the negative pressure pump 24, a high-pressure feed pump 6 is slidably connected to the upper surface of the frame 1, the output end of each high-pressure feed pump 6 is fixedly arranged at one side of the filter assembly 2, a high-pressure water pump 19 is arranged at one side of each high-pressure feed pump 6, the high-pressure water pump 19 is communicated with the inside of the filter assembly 2, and discharge control assemblies 4 are arranged at two sides of the frame 1;
the filtering component 2 comprises a rubber frame 201, a soft rubber diaphragm 202, a drying plate 203 and a communicating rubber ring 204, wherein the soft rubber diaphragm 202 and the drying plate 203 are fixedly connected to the front side and the rear side of the rubber frame 201, the communicating rubber ring 204 is fixedly connected to the middle parts of the soft rubber diaphragm 202 and the drying plate 203, and nano filter cloth is fixedly arranged on the inner wall of the rubber frame 201.
Referring to fig. 1, 2 and 5, a fixed carrier plate 21 is fixedly installed at one end of a frame 1 through bolts, a hydraulic machine 3 and a negative pressure pump 24 are fixedly installed on the outer surface of the fixed carrier plate 21, a condenser 25 is fixedly installed on the outer surface of the fixed carrier plate 21 and below the negative pressure pump 24, the negative pressure pump 24 is connected with the condenser 25 through a connecting pipe, a first conduit 26 is fixedly connected with the input end of the condenser 25, two ends of the first conduit 26 are fixedly connected with two groups of drain pipes 8 respectively, a connecting hose 9 is fixedly installed on one side of each drain pipe 8, a water outlet hole 31 is formed in the rubber frame 201, the water outlet hole 31 is located on the front side of a soft rubber diaphragm 202, the connecting hose 9 is fixedly connected in the water outlet hole 31, a supporting leg 5 is fixedly installed on the lower surface of the frame 1, and the drain pipes 8 are fixedly installed on the outer surface of the supporting leg 5.
Referring to fig. 3, the inner sides of the supporting legs 5 and the left and right sides below the rubber frame 201 are fixedly connected with inclined guide plates 13, the outer surfaces of the supporting legs 5 and the lower surfaces of the inclined guide plates 13 are fixedly provided with mud cake conveying belts 7, after sludge drying is finished, mud cakes between two groups of filter assemblies 2 drop down onto the inclined guide plates 13 and then drop down onto the mud cake conveying belts 7, then the sliding seat 404 pushes all the filter assemblies 2 to be close to the hydraulic press 3 one by one, finally, all mud cakes drop onto the mud cake conveying belts 7, and at the moment, the mud cakes are conveyed by starting the mud cake conveying belts 7.
Referring to fig. 4, 6 and 7, the front platen 14 is slidingly connected inside one end of the frame 1, the back baffle 10 is fixedly connected inside the other end of the frame 1, the filter assembly 2 is slidingly connected between the front platen 14 and the back baffle 10, the output end of the hydraulic machine 3 is fixedly connected with the X-shaped connecting frame 22, the outer surface of the end part of the X-shaped connecting frame 22 is fixedly connected with the fixing rod 23, the other end of the fixing rod 23 is fixedly connected to the outer surface of the front platen 14, the output end of the high-pressure water pump 19 is fixedly connected with the second guide pipe 20, the other end of the second guide pipe 20 is fixedly connected to the inside of the front platen 14, the four corners of the outer surface of the rubber frame 201 are respectively provided with a connecting hole 29, the inner side wall of the rubber frame 201 is provided with a water inlet hole 30, the connecting hole 29 is communicated with the water inlet hole 30, the water inlet hole 30 is positioned between the soft rubber diaphragm 202 and the drying plate 203, and the second guide pipe 20 is communicated with the inside the water inlet hole 30 through the connecting hole 29.
Referring to fig. 4, a feed pipe 17 is fixedly arranged at the output end of the high-pressure feed pump 6, the other end of the feed pipe 17 is fixedly inserted into the front pressing plate 14, the feed pipe 17 is communicated with the inside of the communication rubber ring 204, and a control valve 18 is fixedly arranged on the feed pipe 17.
Referring to fig. 3-4, a sliding plate 15 is arranged on the upper surface of the frame 1, the high-pressure feed pump 6 and the high-pressure water pump 19 are fixedly arranged on the upper surface of the sliding plate 15, a sliding block 16 is fixedly connected to the lower surface of the sliding plate 15, a sliding groove 12 is formed in the upper surface of the frame 1, the sliding block 16 is slidably connected to the inside of the sliding groove 12, and the sliding track of the sliding plate 15 is limited.
Referring to fig. 8, the discharging control assembly 4 includes a fixed block 401, a fixed sliding rail 402, a rack 403 and a sliding seat 404, the fixed block 401 is fixedly connected to two sides of the outer surface of the frame 1, the fixed sliding rail 402 and the rack 403 are fixedly connected to the outer surface of the fixed block 401, the sliding seat 404 is slidably connected to the outer surfaces of the fixed sliding rail 402 and the rack 403, a traveling motor 32 is fixedly installed in the sliding seat 404, an output end of the traveling motor 32 is fixedly sleeved with a traveling gear 33, the traveling gear 33 is meshed with the rack 403, and the traveling motor 32 is controlled to rotate, so that the traveling motor 32 drives the traveling gear 33 to rotate, and at this time, the traveling gear 33 and the rack 403 are in transmission, so that the sliding seat 404 moves along the fixed sliding rail 402.
Referring to fig. 8-9, the top end sliding connection of sliding seat 404 has movable dog 34, the middle part fixedly connected with spacing blend stop 35 of movable dog 34, spacing blend stop 35 sliding connection is in the inside of fixed block 401, the inside of fixed block 401 just is located the bottom activity joint of movable dog 34 and has spring 36, the equal fixedly connected with pushing away material pin 27 in both sides of rubber frame 201, movable dog 34 offsets with pushing away material pin 27, limit groove 11 has been seted up on the inside wall of frame 1, the equal fixedly connected with stopper 28 in both sides of rubber frame 201, stopper 28 sliding connection is in the inside of limit groove 11, the upper surface of movable dog 34 is the inclined plane, the positive and negative rotation of walking motor 32 is controlled through the PLC program.
The invention will be better explained by the following detailed description of the embodiments with reference to the drawings.
The direct filtration equipment for sludge drying comprises a frame 1, wherein a filter assembly 2 is slidably connected in the frame 1, one end of the frame 1 is fixedly provided with a hydraulic machine 3, the output end of the hydraulic machine 3 is propped against the outer surface of the filter assembly 2, one side of the hydraulic machine 3 is fixedly provided with a negative pressure pump 24, the bottom ends of the filter assemblies 2 are fixedly provided with drain pipes 8, one end of each drain pipe 8 is fixedly connected with the negative pressure pump 24, the upper surface of the frame 1 is slidably connected with a high pressure feed pump 6, the output end of the high pressure feed pump 6 is fixedly arranged on the outer surface of the filter assembly 2, one side of the high pressure feed pump 6 is provided with a high pressure water pump 19, the high pressure water pump 19 is communicated with the inner part of the filter assembly 2, and two sides of the frame 1 are provided with discharge control assemblies 4;
the filter assembly 2 comprises a rubber frame 201, a soft rubber diaphragm 202, a drying plate 203 and a communicating rubber ring 204, wherein the soft rubber diaphragm 202 and the drying plate 203 are fixedly connected to the front side and the rear side of the inside of the rubber frame 201, the communicating rubber ring 204 is fixedly connected to the middle parts of the soft rubber diaphragm 202 and the drying plate 203, nano filter cloth is fixedly arranged on the inner wall of the rubber frame 201, a front pressing plate 14 is fixedly connected to the inside of one end of a frame 1 in a sliding manner, a rear baffle 10 is fixedly connected to the inside of the other end of the frame 1, the filter assembly 2 is fixedly connected between the front pressing plate 14 and the rear baffle 10 in a sliding manner, an X-shaped connecting frame 22 is fixedly connected to the output end of the hydraulic machine 3, a fixing rod 23 is fixedly connected to the outer surface of the front pressing plate 14 at the outer end of the X-shaped connecting frame 22, a second guide pipe 20 is fixedly connected to the output end of a high-pressure water pump 19, the other end of the second conduit 20 is fixedly connected in the front pressing plate 14, the four corners of the outer surface of the rubber frame 201 are respectively provided with a connecting hole 29, the inner side wall of the rubber frame 201 is provided with a water inlet hole 30, the connecting holes 29 are communicated with the water inlet holes 30, the water inlet holes 30 are positioned between the flexible glue diaphragm 202 and the drying plate 203, the second conduit 20 is communicated with the inside of the water inlet holes 30 through the connecting holes 29, the output end of the high-pressure feed pump 6 is fixedly provided with a feed pipe 17, the other end of the feed pipe 17 is fixedly inserted in the front pressing plate 14, the feed pipe 17 is communicated with the inside of a communicating rubber ring 204, the feed pipe 17 is fixedly provided with a control valve 18, the upper surface of the frame 1 is provided with a sliding plate 15, the high-pressure feed pump 6 and the high-pressure water pump 19 are fixedly arranged on the upper surface of the sliding plate 15, the lower surface of the sliding plate 15 is fixedly connected with a sliding block 16, the upper surface of the frame 1 is provided with a sliding groove 12, the slide block 16 is connected inside the slide groove 12 in a sliding way;
when the device is used, firstly, the output end of the hydraulic press 3 extends outwards by starting the hydraulic press 3, at this time, the hydraulic press 3 pushes the front pressing plate 14 to move through the X-shaped connecting frame 22, at this time, the front pressing plate 14 pushes all the filter assemblies 2 to move towards one side close to the rear baffle 10, at this time, the limiting block 28 slides along the limiting groove 11, at last, all the filter assemblies 2 are tightly attached together, at this time, the connecting holes 29 on the outer surface of the rubber frame 201 are connected end to end, at this time, the sludge added with the flocculating agent is sucked into the interior of the feeding pipe 17 through the high-pressure feeding pump 6, then enters between the two groups of filter assemblies 2 through the feeding pipe 17, then the sludge moves backwards through the communicating rubber ring 204, finally, gaps among all the filter assemblies 2 are fully filled with the sludge, and the pressure among the filter assemblies 2 is increased under the action of the high-pressure feeding pump 6, so that water in the sludge enters into the interior of the connecting hose 9 through the nano filter cloth, at this time, the negative pressure pump 24 is started, the filtered water is sucked out, and at this time, the preliminary dehydration is completed.
Embodiment II,
The direct filtration equipment for sludge drying comprises a frame 1, wherein a filter assembly 2 is slidably connected in the frame 1, one end of the frame 1 is fixedly provided with a hydraulic machine 3, the output end of the hydraulic machine 3 is propped against the outer surface of the filter assembly 2, one side of the hydraulic machine 3 is fixedly provided with a negative pressure pump 24, the bottom ends of the filter assemblies 2 are fixedly provided with drain pipes 8, one end of each drain pipe 8 is fixedly connected with the negative pressure pump 24, the upper surface of the frame 1 is slidably connected with a high pressure feed pump 6, the output end of the high pressure feed pump 6 is fixedly arranged on the outer surface of the filter assembly 2, one side of the high pressure feed pump 6 is provided with a high pressure water pump 19, the high pressure water pump 19 is communicated with the inner part of the filter assembly 2, and two sides of the frame 1 are provided with discharge control assemblies 4;
one end of the frame 1 is fixedly provided with a fixed carrier plate 21 through bolts, the hydraulic press 3 and the negative pressure pump 24 are fixedly arranged on the outer surface of the fixed carrier plate 21, a condenser 25 is fixedly arranged on the outer surface of the fixed carrier plate 21 and below the negative pressure pump 24, the negative pressure pump 24 is connected with the condenser 25 through a connecting pipe, the input end of the condenser 25 is fixedly connected with a first guide pipe 26, two ends of the first guide pipe 26 are respectively and fixedly connected with two groups of drain pipes 8, the outer surface of each drain pipe 8 is fixedly provided with a connecting hose 9, the inside of the rubber frame 201 is provided with a water outlet hole 31, the water outlet hole 31 is positioned on the front side of the soft rubber diaphragm 202, the connecting hose 9 is fixedly connected with the outer surface of the water outlet hole 31, the lower surface of the frame 1 is fixedly provided with supporting legs 5, and the drain pipes 8 are fixedly arranged on the outer surfaces of the supporting legs 5;
at the moment of completing the embodiment, the control valve 18 is closed at this moment, then the high-pressure water pump 19 is started, so that the high-pressure water pump 19 injects external hot water or hot oil into the filter assembly 2, the hot water or hot oil enters the inside of the connecting hole 29 through the second conduit 20 and enters between the flexible glue diaphragm 202 and the drying plate 203 through the water inlet hole 30, the flexible glue diaphragm 202 bulges outwards, the effect of further squeezing water out of the sludge is achieved, heat transfer is carried out through the drying plate 203, the temperature of the sludge is rapidly increased, the position of the sludge is in a negative pressure state under the action of the negative pressure pump 24, the boiling point of the water is reduced, finally, the water in the sludge is evaporated, the evaporated water vapor is pumped outwards through the water outlet hole 31 through the negative pressure pump 24, the condenser 25 is started, the steam enters the inside of the condenser 25 to be condensed and then is discharged outwards, the last point of the sludge is dried, the water content of the sludge is reduced to 5%, the sludge is dried, and the sludge is discharged after the sludge is dried.
Third embodiment,
The direct filtration equipment for sludge drying comprises a frame 1, wherein a filter assembly 2 is slidably connected in the frame 1, one end of the frame 1 is fixedly provided with a hydraulic machine 3, the output end of the hydraulic machine 3 is propped against the outer surface of the filter assembly 2, one side of the hydraulic machine 3 is fixedly provided with a negative pressure pump 24, the bottom ends of the filter assemblies 2 are fixedly provided with drain pipes 8, one end of each drain pipe 8 is fixedly connected with the negative pressure pump 24, the upper surface of the frame 1 is slidably connected with a high pressure feed pump 6, the output end of the high pressure feed pump 6 is fixedly arranged on the outer surface of the filter assembly 2, one side of the high pressure feed pump 6 is provided with a high pressure water pump 19, the high pressure water pump 19 is communicated with the inner part of the filter assembly 2, and two sides of the frame 1 are provided with discharge control assemblies 4;
the inside of the supporting leg 5 and the left and right sides below the rubber frame 201 are fixedly connected with the inclined guide plate 13, the outer surface of the supporting leg 5 and the lower surface of the inclined guide plate 13 are fixedly provided with the mud cake conveying belt 7, the discharging control assembly 4 comprises a fixed block 401, a fixed sliding rail 402, a rack 403 and a sliding seat 404, the fixed block 401 is fixedly connected to the two sides of the outer surface of the frame 1, the fixed sliding rail 402 and the rack 403 are fixedly connected to the outer surface of the fixed block 401, the sliding seat 404 is slidably connected to the outer surface of the fixed sliding rail 402 and the outer surface of the rack 403, a traveling motor 32 is fixedly installed in the sliding seat 404, the output end of the traveling motor 32 is fixedly sleeved with a traveling gear 33, the traveling gear 33 is meshed with the rack 403, the top end of the fixed block 401 is slidably connected with a movable stop block 34, the middle part of the movable stop block 34 is fixedly connected with a limit stop bar 35, the limit stop bar 35 is slidably connected to the inside the fixed block 401, the bottom end of the movable stop block 34 is movably clamped with a spring 36, the two sides of the rubber frame 201 are fixedly connected with the pushing stop lever 27, the movable stop block 34 is abutted against the inner side wall 27, the inner side wall 11 of the frame 1 is provided with a limit block 11, and the limit groove 11 is fixedly connected to the limit groove 11;
in the initial state, the sliding seat 404 is at one end close to the hydraulic press 3, after the operation of the second embodiment is completed, at this time, by starting the hydraulic press 3, the hydraulic press 3 drives the front pressing plate 14 to move to one side far away from the filter assemblies 2 through the X-shaped connecting frame 22, then the traveling motor 32 is controlled by the PLC control device to rotate, the traveling motor 32 drives the traveling gear 33 to rotate, at this time, the traveling gear 33 and the rack 403 are driven, the sliding seat 404 moves along the fixed sliding rail 402 to a position close to the pushing rod 27, the inclined surface of the movable stop block 34 is connected with the first group of pushing rods 27, the movable stop block 34 moves downwards, at this time, the spring 36 is compressed, at this time, the spring 36 stretches, at this time, the movable stop block 34 moves upwards, at this time, the PLC control device controls the traveling motor 32 to rotate reversely, the sliding seat 404 moves to one side close to the hydraulic press 3 along the fixed sliding rail 402, the first group of filter assemblies 2 pushes the first group of filter assemblies 3, the two groups of filter assemblies 2 are separated, at this time, the mud between the two groups of filter assemblies 2 drops down onto the inclined surface of the pushing rod 27, at this time, all the mud drops down onto the filter cake belt 13 is pushed down, at this time, all the mud cake is pushed down by the filter cake belt 7 is pushed down by the filter cake 7, and then the mud is conveyed to the filter cake belt 7 is pushed down by the filter cake belt 7, at this time, and all the mud is pushed down by the filter cake belt 7, and the mud is pushed down by the filter cake 7, at this time, and the filter cake 7, and is pushed by the filter.
Claims (2)
1. A direct filtration apparatus for sludge drying, comprising;
the automatic feeding device comprises a frame (1), wherein a filter assembly (2) is slidably connected to the inside of the frame (1), a hydraulic machine (3) is fixedly installed at one end of the frame (1), the output end of the hydraulic machine (3) is propped against the outer surface of the filter assembly (2), a negative pressure pump (24) is fixedly installed at one side of the hydraulic machine (3), drain pipes (8) are fixedly installed at two sides of the bottom end of the filter assembly (2), one end of each drain pipe (8) is fixedly connected with the corresponding negative pressure pump (24), a high-pressure feeding pump (6) is slidably connected to the upper surface of the frame (1), the output end of each high-pressure feeding pump (6) is fixedly installed at one side of the filter assembly (2), a high-pressure water pump (19) is arranged at one side of each high-pressure feeding pump (6), each high-pressure water pump (19) is communicated with the inside of the filter assembly (2), and discharge control assemblies (4) are arranged at two sides of the frame (1).
The filtering assembly (2) comprises a rubber frame (201), a soft rubber diaphragm (202), a drying plate (203) and a communicating rubber ring (204), wherein the soft rubber diaphragm (202) and the drying plate (203) are fixedly connected to the front side and the rear side of the inside of the rubber frame (201), the communicating rubber ring (204) is fixedly connected to the middle parts of the soft rubber diaphragm (202) and the drying plate (203), and nano filter cloth is fixedly arranged on the inner wall of the rubber frame (201);
one end of the frame (1) is fixedly provided with a fixed carrier plate (21) through a bolt, the hydraulic press (3) and the negative pressure pump (24) are fixedly arranged on the outer surface of the fixed carrier plate (21), a condenser (25) is fixedly arranged on the outer surface of the fixed carrier plate (21) and below the negative pressure pump (24), and the negative pressure pump (24) is connected with the condenser (25) through a connecting pipe;
the input end of the condenser (25) is fixedly connected with a first guide pipe (26), two ends of the first guide pipe (26) are respectively and fixedly connected with two groups of drain pipes (8), one side of each drain pipe (8) is fixedly provided with a connecting hose (9), a water outlet hole (31) is formed in the rubber frame (201), the water outlet hole (31) is located at the front side of the soft rubber diaphragm (202), the connecting hose (9) is fixedly connected in the water outlet hole (31), the lower surface of the frame (1) is fixedly provided with supporting legs (5), and the drain pipes (8) are fixedly arranged on the outer surfaces of the supporting legs (5);
the inner sides of the supporting legs (5) are fixedly connected with inclined guide plates (13) at the left side and the right side below the rubber frame (201), and mud cake conveying belts (7) are fixedly arranged on the outer surfaces of the supporting legs (5) and the lower surfaces of the inclined guide plates (13);
the novel hydraulic machine is characterized in that a front pressing plate (14) is slidably connected inside one end of the frame (1), a rear baffle (10) is fixedly connected inside the other end of the frame (1), the filter assembly (2) is slidably connected between the front pressing plate (14) and the rear baffle (10), an X-shaped connecting frame (22) is fixedly connected to the output end of the hydraulic machine (3), a fixing rod (23) is fixedly connected to the outer surface of the end part of the X-shaped connecting frame (22), and the other end of the fixing rod (23) is fixedly connected to the outer surface of the front pressing plate (14);
the output end of the high-pressure water pump (19) is fixedly provided with a second guide pipe (20), the other end of the second guide pipe (20) is fixedly connected inside the front pressing plate (14), four corners of the outer surface of the rubber frame (201) are provided with connecting holes (29), the inner side wall of the rubber frame (201) is provided with water inlet holes (30), the connecting holes (29) are communicated with the water inlet holes (30), the water inlet holes (30) are positioned between the soft rubber diaphragm (202) and the drying plate (203), and the second guide pipe (20) is communicated with the inside of the water inlet holes (30) through the connecting holes (29);
the feeding pipe (17) is fixedly arranged at the output end of the high-pressure feeding pump (6), the other end of the feeding pipe (17) is fixedly inserted into the front pressing plate (14), the feeding pipe (17) is communicated with the inside of the communicating rubber ring (204), and the feeding pipe (17) is fixedly provided with the control valve (18);
the high-pressure feeding pump comprises a rack (1), and is characterized in that a sliding plate (15) is arranged on the upper surface of the rack (1), the high-pressure feeding pump (6) and a high-pressure water pump (19) are fixedly arranged on the upper surface of the sliding plate (15), a sliding block (16) is fixedly connected to the lower surface of the sliding plate (15), a sliding groove (12) is formed in the upper surface of the rack (1), and the sliding block (16) is slidably connected to the inside of the sliding groove (12);
the discharging control assembly (4) comprises a fixed block (401), a fixed sliding rail (402), a rack (403) and a sliding seat (404), wherein the fixed block (401) is fixedly connected to two sides of the outer surface of the frame (1), the fixed sliding rail (402) and the rack (403) are fixedly connected to the outer surface of the fixed block (401), the sliding seat (404) is slidably connected to the outer surface of the fixed sliding rail (402) and the rack (403), a traveling motor (32) is fixedly installed in the sliding seat (404), a traveling gear (33) is fixedly sleeved at the output end of the traveling motor (32), and the traveling gear (33) is meshed with the rack (403).
2. A direct filtration apparatus for sludge drying as claimed in claim 1, wherein: the novel rubber frame is characterized in that a movable stop block (34) is slidably connected to the top end of the sliding seat (404), a limiting stop bar (35) is fixedly connected to the middle of the movable stop block (34), the limiting stop bar (35) is slidably connected to the inside of the sliding seat (404), a spring (36) is movably clamped to the bottom end of the sliding seat (404) and located at the movable stop block (34), pushing stop bars (27) are fixedly connected to the two sides of the rubber frame (201), the movable stop block (34) and the pushing stop bars (27) abut against each other, a limiting groove (11) is formed in the inner side wall of the frame (1), limiting blocks (28) are fixedly connected to the two sides of the rubber frame (201), and the limiting blocks (28) are slidably connected to the inside of the limiting groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111474106.1A CN114262139B (en) | 2021-12-02 | 2021-12-02 | Direct filtration equipment for sludge drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111474106.1A CN114262139B (en) | 2021-12-02 | 2021-12-02 | Direct filtration equipment for sludge drying |
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| Publication Number | Publication Date |
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| CN114262139A CN114262139A (en) | 2022-04-01 |
| CN114262139B true CN114262139B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111474106.1A Active CN114262139B (en) | 2021-12-02 | 2021-12-02 | Direct filtration equipment for sludge drying |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773996A (en) * | 1986-01-14 | 1988-09-27 | Hitachi Metals, Ltd. | Apparatus for dewatering primary dewatered sludge pieces |
| DE19843028A1 (en) * | 1998-08-26 | 2000-03-02 | Lenser Filtration Gmbh & Co | Drying system for accumulated filter cakes in a filter press has heat applied directly to the side of the filter cake away from the membrane to form a vapor layer to press out retained fluid under vacuum |
| CN1297334C (en) * | 2004-05-20 | 2007-01-31 | 周明远 | Thermal pressure filtration process for deep dehydration of fine coal suspension liquid and apparatus therefor |
| CN103113011A (en) * | 2013-01-16 | 2013-05-22 | 俞一鸣 | Desiccation device and method of sludge through high dehydration |
| CN211328280U (en) * | 2019-09-17 | 2020-08-25 | 张公安 | Diaphragm type belt conveying integrated filter press |
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Address after: No. 202-48, floor 2, building 18, District 17, No. 188, South Fourth Ring West Road, Fengtai District, Beijing 100013 Patentee after: Zhongmei (Beijing) Environmental Protection Engineering Co.,Ltd. Address before: No. 202-48, floor 2, building 18, District 17, No. 188, South Fourth Ring West Road, Fengtai District, Beijing 100013 Patentee before: CHINA COAL (BEIJING) ENVIRONMENTAL ENGINEERING CO.,LTD. |