CN114133127A - Planetary filter-pressing roller belt type deep dehydrator and application method thereof - Google Patents
Planetary filter-pressing roller belt type deep dehydrator and application method thereof Download PDFInfo
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- CN114133127A CN114133127A CN202111649436.XA CN202111649436A CN114133127A CN 114133127 A CN114133127 A CN 114133127A CN 202111649436 A CN202111649436 A CN 202111649436A CN 114133127 A CN114133127 A CN 114133127A
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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
Abstract
The invention provides a planetary filter-pressing roller belt type deep dehydrator and an application method thereof. The feeding module comprises: the device comprises a material distribution mechanism, an intelligent speed regulating mechanism, a tensioning mechanism and a gear and rack synchronous tensioning mechanism; the filter pressing module includes: the device comprises a filter belt stretching deformation monitoring mechanism, a deviation correcting mechanism, a squeezing mechanism and an automatic cleaning mechanism; the ejection of compact module includes: drive arrangement, washing mechanism. According to the invention, the position of the main compression roller and the use number of the planetary rollers are flexibly adjusted, so that the pressure acting on the material reaches the ultimate pressure resistance of the material, the pressurization deep dehydration is realized, and the problem of solid waste disposal is solved.
Description
Technical Field
The invention relates to a deep dehydrator, belongs to the technical field of sludge treatment, and particularly relates to a planetary filter-pressing roller belt type deep dehydrator.
Background
The innovative entrepreneurship environment of rural areas in China is continuously improved, the rural industry is rapidly developed, the employment income of farmers and the prosperity and development of rural areas are promoted, the development planning (2020 and 2025) of the national rural industry is released by 9-7-2020 agricultural rural area, and the improvement of the industrial structure in the planning is promoted, and the comprehensive utilization and processing are promoted. The method has the advantages that large-scale agricultural enterprises and agricultural product processing parks are encouraged to promote the cyclic utilization of processing byproducts, promote the comprehensive utilization of byproducts such as rice husks, wheat bran, straws, oil cakes, fruit and vegetable skin residues, livestock and poultry skin and bone blood, aquatic product skin and bone viscera and the like, the products contain rich plant nutrient elements and organic matters and are good organic fertilizer sources, and in addition, livestock and poultry excrement, traditional Chinese medicine residues, food processing waste residues and the like can be added, so that the content of nitrogen, phosphorus, potassium and organic matters in soil can be increased, the physicochemical property of the soil can be improved, and the yield and the quality of crops can be improved. The solid waste is high in water content and cannot be directly and comprehensively utilized, the integral volume and mass are reduced through mechanical dehydration, and the key for realizing comprehensive utilization of waste is realized.
The current ripe hydroextractor in market, on the one hand the handling capacity is little, and on the other hand is because this type of solid waste fiber content is many, and current dewatering equipment can't reduce the moisture content to the comprehensive processing and utilize needs, need add the moisture content of a large amount of auxiliary materials adjustment fermentation material.
Disclosure of Invention
The invention aims to provide a planetary filter-pressing roller belt type deep dehydrator which overcomes the hydrophilicity of materials, achieves the aim of reducing the amount of auxiliary materials, simultaneously reduces the addition amount of auxiliary materials and provides favorable preconditions for a later fermentation process and an application method thereof
A planetary filter-pressing roller belt type deep dehydrator comprises a main body frame and a filter belt, wherein the filter belt comprises an upper filter belt and a lower filter belt, a feeding module, a filter-pressing module and a discharging module are arranged in the main body frame, and the filter-pressing module is arranged between the feeding module and the discharging module; the filter pressing module comprises a support roller and a squeezing mechanism; the feeding module comprises a uniform distribution mechanism, the uniform distribution mechanism is arranged above the lower filter belt, and a feeding hole is formed above the uniform distribution mechanism; the discharging module comprises a driving device, a discharging device and a washing mechanism;
the filter pressing module is internally provided with a pressing area, the pressing mechanism is positioned in the pressing area, the pressing mechanism comprises at least one main pressing roller with a large roller diameter and at least one planetary roller, the planetary roller takes the main pressing roller with the large roller diameter as a circle center, is distributed around the main pressing roller with the large roller diameter and is tangent to the main pressing roller with the large roller diameter, the main pressing roller with the large roller diameter is arranged in the filter pressing module through a bearing, the upper filter belt is wound on the support rollers of the filter pressing module and the discharging module and the main pressing roller with the large roller diameter, the lower filter belt is wound on the support rollers of the feeding module, the filter pressing module and the discharging module and the main pressing roller with the large roller diameter, the upper filter belt and the lower filter belt of the pressing area are overlapped on the main pressing roller with the large roller diameter, and the planetary roller is tangent to the upper filter belt and the lower filter belt which are overlapped on the main pressing roller with the large roller diameter; the working face of the flushing mechanism is respectively covered with the upper filter belt and the lower filter belt, the surface and the inside of the filter belt are subjected to moisture filtering through the flushing mechanism, and the material is discharged through the discharging device.
Preferably, the feeding module, the filter pressing module and the discharging module are respectively internally provided with a tensioning mechanism, and the tensioning mechanisms are used for respectively tensioning the upper filter belt and the lower filter belt.
Preferably, straining device in the feeding module sets up in the below of equipartition mechanism, just straining device and tensioning roller junction set up synchronous straining device, synchronous straining device adopts rack and pinion meshing mechanism, the filter belt is around establishing on synchronous straining device down, realizes the function of real-time tensioning.
Preferably, at least one group of tensioning mechanisms are respectively arranged in the filter pressing module and the discharging module, and the tensioning mechanisms are used for respectively tensioning the upper filter belt and the lower filter belt.
Preferably, the filter belt is woven by one or two composite materials of polyester, polyamide and polypropylene, is resistant to high pressure and high temperature, is not easy to stretch and deform, and is subjected to the following tension force range during operation: 0 to 1000KN/m, and the tension applied to the filter belt during operation is 0.1 to 1.0 MPa.
Preferably, at least two groups of main compression rollers with large roller diameters are arranged in the filter pressing module, and are arranged on the bearing in a staggered mode and fixed in the filter pressing module.
Preferably, the flushing mechanism comprises a cleaning device and a drying device, the working surface of the flushing mechanism covers the working surfaces of the upper filter belt and the lower filter belt, the filter belts are flushed through the cleaning device and the drying device, the surfaces and the insides of the flushed filter belts are subjected to moisture filtering, the cleaning device is connected with the straight line to discharge sewage, and the filter-pressed materials are discharged through the discharging device.
Preferably, the drying device comprises at least two groups of hairbrushes, the hairbrushes are fixed on the main body frame, the brush heads of the hairbrushes are tightly attached to the working surfaces of the upper filter belt and the lower filter belt of the filter belt, and the brush heads of the hairbrushes are used for filtering moisture on the surface and inside of the washed filter belt.
Preferably, drive arrangement includes gear motor and two upper and lower drive rollers, go up the drive roller and be connected with lower drive roller meshing, go up the cassette tape and twine respectively on last drive roller and lower drive roller with lower cassette tape, gear motor drives through transmission and goes up the drive roller meshing and drive the drive roller down and carry out variable-speed rotation.
Preferably, at least one group of deviation rectifying mechanisms are arranged on the outer ring of the squeezing mechanism and around the inner part of the main body frame, and the deviation rectifying mechanisms are used for rectifying the position deviation of the upper filter belt and the lower filter belt in the main body frame.
The invention also provides an application method of the planetary filter-pressing roller belt type deep dehydrator, which comprises the following steps:
s1, winding the upper filter belt in the filter pressing module and the discharging module, namely winding the upper filter belt on a branch roller, two groups of main press rollers with large roller diameters and an upper driving roller of a driving device in the discharging module in sequence; the lower filter belt is sequentially wound in the feeding module, the filter pressing module and the discharging module, namely the lower filter belt is sequentially wound on the tensioning rollers of the tensioning mechanisms below the uniformly distributed mechanisms in the feeding module, the support rollers in the filter pressing module, the two groups of main compression rollers with large roller diameters, the lower driving roller of the driving device in the discharging module and the tensioning rollers of the tensioning mechanisms in the discharging module; the upper filter belt and the lower filter belt are positioned on two groups of main compression rollers with large roller diameters in a pressing area in the filter pressing module and are overlapped, so that the upper filter belt and the lower filter belt are in a state of being tightly attached up and down on the two groups of main compression rollers with large roller diameters; meanwhile, the planetary rollers around the two groups of main compression rollers with large roller diameters are tangent to the upper filter belt and the lower filter belt on the main compression roller with the large roller diameter corresponding to the planetary rollers;
s2, feeding the materials through the feed inlet, uniformly paving the materials on the lower filter belt on the filter belt by the uniform distribution mechanism below the feed inlet, so that the materials and the filter belt are uniformly stressed, the treatment effect is improved, and the service life of the filter belt is prolonged;
s3, driving the filter belt by a driving device, wherein the driving device drives a driving roller to work, so that an upper filter belt of the filter belt wound on the driving roller winds along the winding track; when the upper filter belt is wound, the upper filter belt is tensioned by a group of tensioning mechanisms in the filter module, the lower filter belt is tensioned by a tensioning mechanism in the feeding module and a tensioning mechanism in the discharging module, when the lower filter belt conveys materials to a main press roller with a large roller diameter in a pressing area in press fit with the upper filter belt through winding, the press fit part of the upper filter belt and the lower filter belt is pressed oppositely by a planetary roller arranged around the main press roller with the large roller diameter, and the materials between the upper filter belt and the lower filter belt are subjected to limit dehydration;
and S4, respectively washing and drying the working surfaces of the upper filter belt and the lower filter belt by using a washing mechanism, so as to prevent water adhered to the upper filter belt from entering the material to influence the dehydration effect of the material.
The invention provides a planetary filter press roller high-pressure belt type deep dehydrator, which is characterized in that aiming at the characteristics of overhigh water content, high fiber content and strong pressure resistance of materials such as excrement, crop straws, fruit and vegetable peel residues, traditional Chinese medicine residues, food processing waste residues and the like generated by livestock and poultry, the filter press rollers arranged in a planetary way are adopted, the hydrophilicity of the materials is overcome, the purpose of reducing is achieved, the addition amount of auxiliary materials is reduced, and favorable preconditions are provided for a later fermentation process.
According to the invention, the position of the main compression roller and the use number of the planetary rollers are flexibly adjusted, so that the pressure acting on the material reaches the ultimate pressure resistance of the material, the dehydration treatment difficulties of overhigh water content, high fiber content and strong pressure resistance of the materials such as livestock and poultry manure, crop straws, fruit and vegetable peel residues, traditional Chinese medicine residues and food processing waste residues are overcome, the pressurization deep dehydration is realized, the problem of solid waste disposal is further solved, the ecological environment is improved, the resource utilization of the solid waste is promoted, and the sustainable development of the comprehensive disposal and utilization of the solid waste is assisted.
Drawings
FIG. 1 is a schematic structural view of a planetary filter-pressing roller belt type deep dehydrator provided by the invention;
FIG. 2 is a schematic structural diagram of a material uniform distribution device in a planetary filter-press roller belt type deep dehydrator, which is provided by the invention;
FIG. 3 is a schematic view of a part of the structure of a spreading roller of the material uniform distribution device in FIG. 2 in a spiral belt type;
FIG. 4 is a partial structural schematic view of the spreading roller of the material uniform distribution device in FIG. 2 in a screw type;
FIG. 5 is a schematic view of a part of the structure of the material uniform distribution device in FIG. 2 when the return roll is in an anchor type;
FIG. 6 is a schematic view of a partial structure of the frame-type material uniformly distributing device in FIG. 2;
FIG. 7 is a schematic structural view of an extrusion forming uniform distribution device in a planetary filter-press roller belt type deep dehydrator, which is provided by the invention.
The numbers in the figure are as follows:
1. a main body frame; 2. a flushing mechanism; 3. a tensioning mechanism; 4. a gear rack synchronous tensioning mechanism; 5. an automatic oiling system; 6. a feed inlet; 7. a uniform distribution mechanism; 8; a deviation rectifying mechanism; 9. a main press roll; 10. a planetary roller; 11. a drive device; 12. a filter belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1 to 7, for the planetary press filtration roller belt type deep dehydrator provided by the invention,
the filter press comprises a main body frame 1 and a filter belt 12, wherein the filter belt 12 comprises an upper filter belt and a lower filter belt, a feeding module, a filter press module and a discharging module are arranged in the main body frame 1, and the filter press module is arranged between the feeding module and the discharging module;
the automatic oiling system 5 fixed on main body frame 1 is installed at filter-pressing module top, and automatic oiling system 5 includes oil storage tank, oil level gaugember and distributor, and the oil storage capacity of oil storage tank can maintain normal use 1 month operating cycle, and the oil level gaugember sets up high, low oil level alarm device, and the distributor is used for each oiling mouth oil mass distribution, adopts the pipe connection between distributor and each oiling mouth.
The inside complete machine center that is located of main body frame sets up squeezing mechanism, squeezing mechanism includes main compression roller 9 and a plurality of planet roller 10 of two big roller footpaths, two main compression roller 9 set up on the bearing through the mode of straggling, the bearing is fixed in on the main body frame 1 in the filter-pressing module, and main compression roller position is adjustable, the regulative mode can be automatic or manual regulation, mainly used adjusts main compression roller and filter belt area of contact according to different materials, thereby choose the planet roller of different quantity for use, the planet roller quantity that every main compression roller corresponds is 1 ~ 8, main compression roller sets up to 1 ~ 5, planet roller 10 uses main compression roller 9 as the center, encircle and arrange, and form the counterpressure with main compression roller 9. The drive mode of planet roller 10 can select for use electronically, it is hydraulic, or pneumatics, wherein pneumatics can adopt cylinder or gasbag, the filter belt 12 is pressing regional closely laminating and the change increase or reduction that the laminating area can follow main compression roller 9 position, it twines in proper order to arrange the direction along the compression roller, it all realizes the extrusion dehydration to the material through shearing force and the radial pressure of compression roller to the filter belt between last filter belt and lower filter belt to press the region, and reach material limit pressure resistance along with the increase of planet roller use quantity, it is many to overcome material fibre volume, the dehydration treatment difficulty that the pressure resistance is strong, realize superhigh pressure degree of depth dehydration effect.
The upper filter belt and the lower filter belt are sequentially wound on the branch roller and the main compression roller with large roller diameter, namely the upper filter belt is wound on the branch roller and the main compression roller 9 of the filter pressing module and the discharging module, and the lower filter belt is wound on the branch roller and the main compression roller 9 of the feeding module, the filter pressing module and the discharging module; the upper filter belt and the lower filter belt in the pressing area are in a state of being tightly attached to each other up and down on the main press roll 9 in an overlapping mode, and the planetary roll 10 is tangent to the upper filter belt and the lower filter belt which are stacked on the main press roll 9; the joint parts of the upper filter belt and the lower filter belt are sequentially wound along the arrangement direction of the main press roll and the branch rolls with large roll diameters, and extrusion force is applied to the two filter belts through the planetary rolls 10 in a squeezing area to realize extrusion dehydration of materials.
Further, a group of tensioning mechanisms 3 are respectively arranged in the feeding module, the filter pressing module and the discharging module and are arranged around the inner ring of the main body frame, the three groups of tensioning mechanisms comprise a plurality of different tensioning pressures such as low pressure, medium pressure, high pressure, ultrahigh pressure and the like, the tensioning mechanisms can be executed in a pneumatic or hydraulic mode, the pneumatic mechanisms can adopt cylinders or air bags, the tensioning mechanisms are provided with stroke monitoring devices, each tensioning mechanism comprises a tensioning roller, a tensioning cylinder and a filter belt, the two ends of each tensioning roller are respectively provided with a gear and rack meshing mechanism, a gear is fixed at one end of each tensioning roller, one side of each gear is provided with a baffle plate to avoid the inclination of the tensioning roller and ensure the synchronous tensioning at the two ends of each filter belt, one end of each tensioning mechanism is fixedly connected with the main body frame, the other end of each tensioning roller is connected with the tensioning roller, the number of the tensioning rollers is 3-10, the tensioning mechanisms 3 in the feeding module are arranged below the uniform distribution mechanisms 7, and the joints of the tensioning mechanisms 3 and the tensioning rollers are provided with synchronous tensioning mechanisms 4, the upper part of the tail end positioned in a Z shape is provided with an even distribution mechanism, the synchronous tensioning mechanism 4 of the synchronous tensioning mechanism adopts a gear and rack meshing mechanism, the lower filter belt is wound on the synchronous tensioning mechanism, and the rack and the gear are meshed to ensure that the filter belt 12 can realize self locking to a certain degree after being tensioned. The tensioning mechanism may be used to tension the upper and lower belts, respectively. The tensioning mechanism 3 adopted in the invention has low, medium, high, ultrahigh and various different tensioning pressures, low pressure can be suitable for materials with smaller specific resistance value, medium pressure is suitable for materials with moderate specific resistance value, high pressure is suitable for materials with larger specific resistance value, according to different specific resistance values, tensioning modes of different combinations of low, medium, high, medium, high, low, medium and high can be selected, the tensioning mechanism can be executed in a pneumatic, hydraulic or electric mode, wherein the pneumatic mechanism can adopt a cylinder or an air bag, an actuating element (the cylinder, the oil cylinder or a driving motor) of the tensioning mechanism is provided with a stroke monitoring device, the outer wall of the actuating element is provided with a plurality of groups of displacement sensors for monitoring the tensile deformation of the filter belt, the position of the tensioning roller can be timely adjusted according to different deformations and operating conditions, the adjusting mode of the position of the tensioning roller can adopt manual adjustment or automatic adjustment, the optimal tension is achieved by adjusting the position of the tension roller.
The quantity of tensioning cylinder is 6-8 groups, and tensioning cylinder extends or contracts simultaneously in groups for tensioning or unclamp filter belt 15, goes up filter belt and lower filter belt and twines respectively through last tensioning roller and tensioning roller surface down, and filter belt 12 adopts a material or two kinds of compound materials of polyester, polyamide, polypropylene, weaves to form, high pressure resistant, high temperature, difficult tensile, deformation, and the filter belt tensioning force scope that receives when moving is: 0 to 1000KN/m, and the tension applied to the filter belt during operation is 0.1 to 1.0 MPa.
One side of filter-pressing module sets up to the feeding module, the feeding module includes equipartition mechanism 7, equipartition mechanism 7 sets up in the top of lower filter belt for lay the material on the filter belt down uniformly, equipartition mechanism 7 is connected the feed inlet that sets up at main body frame 1 top.
As shown in fig. 2, further, the distribution mechanism 7 of the present invention may be a distribution device formed by extrusion or a material distribution device, or others. The entrance of the uniform distribution mechanism is provided with an intelligent speed regulating mechanism.
The material uniform distribution device comprises a material distributor, the material distributor comprises a frame, a speed reduction motor, a spreading roller and a return roller, the material distributor and a main body frame are fixed through bolts and nuts at four corners of the frame, the bolts are welded on the main body frame, the height of the material distributor is adjusted by rotating the nuts, the height of the material distributor is the vertical height of the bottom of the frame from a filter belt plane in a tensioning state, the distance is 1-8 cm, the height can be adjusted according to the treatment capacity, the frame is made of stainless steel, the bottom of the frame is strip-shaped hollowed or fully open, the speed reduction motor comprises a speed reducer and a motor, the speed reduction motor drives the spreading roller and the return roller to rotate at variable speed, the spreading roller and the return roller are fixed at two sides of the frame through bearings, the rotating speed of the spreading roller and the return roller is 20-150 r/min, the adjustment is carried out according to different material distribution widths and height requirements, the spreading roller and the return roller synchronously rotate in reverse directions, the spreading roller is composed of a spreading rotating shaft and a spreading paddle blade, the number of the spreading blades is 1-3, the spreading blades are in a screw type, a helical ribbon type or a similar form, the spreading blades are symmetrically distributed along the center of a spreading rotating shaft, materials are spread from the middle to two sides, a return roll is composed of a return shaft and return blades, the number of the return blades is 0-2, the return blades are in an anchor type, a frame type or a similar form, the return roll is located behind the spreading roll, the materials which are not uniformly spread by the spreading roll can be returned and spread again, a prepressing roll is located behind a material spreader and is fixed on a main body frame through a bearing, and the upper filter belt and the lower filter belt are converged and overlapped at the prepressing roll.
The extrusion forming uniform distribution device consists of a material distribution device, a material stirring device and a material discharging device, wherein the material distribution device consists of a stirring paddle, a driving motor and a material distribution frame; the number of the distributing devices is 0 or 1; the stirring paddle comprises 2-4 stirring shafts and blades; the blades are in the forms of spiral blades or central hollow spiral blades or independent blades and the like, and are welded or arranged around the stirring shaft; the stirring paddles are arranged in parallel at equal intervals, and the center distance of the stirring shafts of the adjacent stirring paddles is 10-40 cm; the driving motor is fixed on one side of the cloth frame and drives the stirring paddles to work. The material shifting device consists of a material shifting roller, a driving motor and a material shifting frame; the number of the material poking devices is 0 or 1; the material stirring roller comprises 2-3 stirring shafts and 2-3 blades; the blades are rectangular blades, central hollow rectangular blades or wolf tooth rod-shaped blades and are welded or arranged around the stirring shaft; the stirring rollers are arranged in parallel at equal intervals, and the center distance of stirring shafts of adjacent stirring paddles is 10-40 cm; the driving motor is fixed on one side of the cloth frame and drives the plurality of material stirring rollers to work simultaneously. The discharging device consists of a discharging roller, a driving motor and a discharging frame; the discharging rollers are circular cylinders with edges at equal intervals and concave-convex shapes, and the number of the discharging rollers is 2; 2 discharging rollers are arranged in parallel, concave-convex parts are meshed in a staggered mode, and convex parts are located on the same vertical plane; the distance between the concave edge and the convex edge of each discharging roller is 1-6 cm. And the second driving motor is fixed on one side of the discharging material frame and drives the two discharging rollers to work simultaneously.
The other side of the filter pressing module is provided with a discharging module, and the discharging module comprises a driving device 11, a discharging device and a washing mechanism 2; the discharging device comprises discharging rollers, a driving motor and a discharging frame, wherein the discharging rollers are circular cylinders with edges being equidistantly concave-convex, and the number of the discharging rollers is 2; 2 discharging rollers are arranged in parallel, concave-convex parts are meshed in a staggered mode, and convex parts are located on the same vertical plane; the distance between the concave edge and the convex edge of each discharging roller is 1-6 cm. The driving motor is fixed on one side of the discharging material frame, and drives 2 discharging rollers to work simultaneously, and the materials after filter pressing are discharged through the discharging device.
The top of main body frame one side sets up drive arrangement 11, drive arrangement 11 includes gear motor and drive roller, gear motor comprises speed reducer and motor, the drive roller divide into drive roller and lower drive roller, go up the drive roller and be connected with lower drive roller meshing (the connected mode of going up the drive roller and lower drive roller is not limited to these only), the drive roller passes through the bearing and fixes on main body frame 1, go up on filter belt and lower filter belt twine respectively through last drive roller and lower drive roller, gear motor drives through transmission and goes up the drive roller meshing and carry out variable-speed rotation down, lower drive roller drive twines the lower filter belt on it and carries out variable-speed marcing, the filter belt speed of marcing is 1 ~ 10m/min, adjust the speed of marcing according to handling material nature and material volume. The transmission device described in the invention can be selected from one of gear transmission, chain transmission and belt transmission.
A flushing mechanism 2 is arranged inside the main frame 1 and on one side of the driving device 11, and the flushing mechanism 2 is also arranged on one side of the pressing mechanism. The washing mechanism 2 comprises a washing device and a drying device, wherein the washing part adopts a filter belt to wash on one side or two sides, and the washing medium used by the washing part is one or more of water, air or microwaves.
Be equipped with delivery port and water inlet on washing mechanism 2, the delivery port that washes mechanism 2 sets up self-cleaning mechanism, belt cleaning device's delivery port is connected through quick adapter and is equipped with self-cleaning mechanism.
The working face of the flushing mechanism 2 is respectively covered with the upper filter belt and the lower filter belt, the surface and the inside of the filter belt are subjected to moisture filtering through the flushing mechanism 2, the filter belt is directly connected with a cleaning device to discharge sewage, and materials after filter pressing are discharged through a discharging device.
The drying part adopts one or two of two sets of air pumps or two sets of brushes to set up respectively on the working face of last filter belt and lower filter belt, and the brush is fixed on main body frame 1, and the brush head of brush hugs closely with the working face of last filter belt and lower filter belt of filter belt 12, carries out surface and inside moisture filtering to last filter belt after washing and lower filter belt, realizes carrying out moisture filtering to filter belt 12 surface and inside after washing through the brush head of brush. The air pump adopts one of aspirator pump or blower pump, and the brush is fixed on main body frame 1 through bolt, nut, and is laminated with the filter belt perpendicularly. The filter belt 12 is washed through the cleaning device and the drying device, the surface and the inside of the washed filter belt 12 are subjected to moisture filtering, the cleaning device is connected with a direct discharge device to discharge sewage, and the material is discharged through the discharging device.
Furthermore, a plurality of groups of deviation rectifying mechanisms 8 are arranged around the inner part of the main body frame of the outer ring of the squeezing mechanism, and the deviation rectifying mechanisms 8 rectify the deviation of the upper filter belt and the lower filter belt in the main body frame 1 around the arranged positions. The deviation rectifying mechanism comprises a deviation rectifying roller, a deviation rectifying cylinder, a signal sensing device and a limit switch, the deviation rectifying mechanism adopts one of a single-side deviation rectifying mode, a double-side deviation rectifying mode or a multi-side deviation rectifying mode, one end of the deviation rectifying cylinder is fixed on a main body frame, the other end of the deviation rectifying cylinder is connected with a slide block, the number of the deviation rectifying cylinders is 2 or 4, the slide block can move up and down or back and forth on a track along with the extension and retraction of the deviation rectifying cylinder, the deviation rectifying roller is fixedly connected with the slide block, the angle is changed along with the movement of the slide block, the signal sensing device comprises a signal rod and a signal lamp, the signal rod is fixed on the inner side of the main body frame and two sides of a filter belt, the signal rod is vertical to the plane of the filter belt, the signal lamp is sent after being horizontally pushed for a certain distance by the filter belt, the deviation rectifying cylinder is triggered to act, so as to drive the change of the angle of the deviation rectifying roller, the deviation rectifying is realized, the limit switch is positioned at the mud outlet of the high-pressure dehydrator and is fixed on the inner side of the main body frame and two sides of the filter belt, and one side of the deviation correcting mechanism, which is far away from the squeezing mechanism, penetrates through the main body frame and extends to the outside of the main body frame.
Further, the main body frame 1 is made of carbon steel or stainless steel, and the appearance is designed in a Z shape in a semi-closed type, fully-closed type, open type or semi-open type; the top of the main body frame 1 adopts a flat thin plate sealing cover, the movable door is adopted to be sealed all around, the bottom adopts a lower convex groove back cover, the flat thin plate is a stainless steel plate or is formed by splicing a plurality of stainless steel plates, the lower convex groove is made of stainless steel and is in a regular quadrangular frustum shape, a water outlet is arranged in the center of the center, and water pressing and filtering and flushing water discharging equipment is convenient to realize. The front and back movable doors of the main body frame 1 adopt a double-door mode and are fixed through hasp locks. The left and right sides dodge gate is stainless steel, and the left and right sides dodge gate adopts one of the forms such as vertical hinged door, push-and-pull door, folding door or tilt-up door, and partial dodge gate opens has the observation window, and the material is one of transparent materials such as polyvinyl chloride, organic glass or transparent ABS, has seted up one or more exhaust interface on the top steel sheet, and exhaust interface accessible pipeline is direct to be connected with deodorization system for collect steam and the foul smell that the operation in-process produced.
The application method of the planetary filter pressing roller belt type deep dehydrator comprises the following steps:
s1, winding the upper filter belt in the filter pressing module and the discharging module, namely winding the upper filter belt on a support roller, two groups of large-roller-diameter press rollers and an upper driving roller of a driving device 11 in the discharging module in sequence; the lower filter belt is sequentially wound in the feeding module, the filter pressing module and the discharging module, namely the lower filter belt is sequentially wound on a tensioning roller of a tensioning mechanism below the uniform distribution mechanism 7 in the feeding module, a supporting roller in the filter pressing module, two groups of large-roller-diameter compression rollers, a lower driving roller of a driving device 11 in the discharging module and a tensioning roller of a tensioning mechanism in the discharging module; the upper filter belt and the lower filter belt are overlapped on two groups of large-roll-diameter press rolls in a pressing area in the filter pressing module, so that the upper filter belt and the lower filter belt are in a state of being tightly attached up and down on the two groups of large-roll-diameter press rolls; meanwhile, the planetary rollers 10 around the two groups of large-diameter press rollers are tangent to the upper filter belt and the lower filter belt on the corresponding large-diameter press rollers;
s2, feeding is carried out through the feeding hole, and the materials on the lower filter belt are uniformly paved on the filter belt by the uniform distribution mechanism 7 below the feeding hole, so that the materials and the filter belt 12 are uniformly stressed, the treatment effect is improved, and the service life of the filter belt is prolonged;
s3, driving the filter belt by the driving device 11, wherein the driving device 11 drives the driving roller to work, so that the upper filter belt of the filter belt 12 wound on the driving roller winds along the winding track; when the upper filter belt is wound, the upper filter belt is tensioned by a group of tensioning mechanisms in the filter module, the lower filter belt is tensioned by the tensioning mechanism 3 in the feeding module and the tensioning mechanism in the discharging module, when the lower filter belt 12 conveys materials to a large-roll-diameter press roll in a pressing area in press fit with the upper filter belt through winding, the press fit part of the upper filter belt and the lower filter belt is pressed oppositely by a planetary roll 10 arranged around the large-roll-diameter press roll, and the materials between the upper filter belt and the lower filter belt are subjected to limit dehydration;
and S4, the flushing mechanism 2 is used for respectively flushing and drying the working surfaces of the upper filter belt and the lower filter belt, so that the phenomenon that the water adhered to the upper filter belt 12 enters the material to influence the dehydration effect of the material is avoided.
Compared with the prior art, the invention has the beneficial effects that:
1. the main filter pressing roller used in the invention adopts a high-strength roller, and the position of the press roller is adjustable, so that the contact area between the filter belt and the main press roller is increased or reduced, and different numbers of planetary rollers are selected;
2. the main compression roller quantity is 1 ~ 5, the planet compression roller quantity that every main compression roller corresponds is 1 ~ 8, the planet roller uses main compression roller as the center, encircle to arrange, and form the counterpressure with main compression roller, it all realizes the extrusion dehydration to the material to squeeze regional shearing force and the radial pressure of compression roller to the filter belt through going up between filter belt and lower filter belt, and reach material limit pressure resistance along with the increase of planet roller use quantity, it is many to overcome material fiber volume, the dehydration treatment difficult point that the pressure resistance is strong, realize superhigh pressure degree of depth dehydration effect.
3. The highest pressure applied to the material to be filter-pressed can reach 6.0 MPa;
4. the filter belt is woven by adopting one material or two composite materials of polyester, polyamide and polypropylene, is resistant to high pressure and high temperature and is not easy to stretch and deform, and the range of the tensile force borne by the filter belt during operation is as follows: 0 to 1000 KN/m.
The whole equipment provided by the invention adopts a modular design and is divided into three modules, namely a feeding module, a filter pressing module and a discharging module. The feeding module comprises: the device comprises a material distribution mechanism, an intelligent speed regulating mechanism, a tensioning mechanism and a gear and rack synchronous tensioning mechanism; the filter pressing module includes: the device comprises a filter belt stretching deformation monitoring mechanism, a deviation correcting mechanism, a squeezing mechanism and an automatic cleaning mechanism; the ejection of compact module includes: drive arrangement, washing mechanism. The position of the main compression roller and the use number of the planetary rollers are flexibly adjusted, so that the pressure acting on the material reaches the ultimate pressure resistance of the material, the dehydration treatment difficulty that the water content of materials such as livestock and poultry manure, crop straws, fruit and vegetable peel residues, traditional Chinese medicine residues and food processing waste residues is too high, the fiber content is high, and the pressure resistance is strong is overcome, the ultrahigh-pressure deep dehydration is realized, the problem of solid waste disposal is further solved, the ecological environment is improved, the resource utilization of the solid waste is promoted, and the sustainable development of the assisted solid waste comprehensive disposal is realized.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The planetary filter pressing roller belt type deep dehydrator is characterized by comprising a main body frame (1) and a filter belt (12), wherein the filter belt (12) comprises an upper filter belt and a lower filter belt, a feeding module, a filter pressing module and a discharging module are arranged in the main body frame (1), and the filter pressing module is arranged between the feeding module and the discharging module; the filter pressing module comprises a support roller and a squeezing mechanism; the feeding module comprises a uniform distribution mechanism (7), the uniform distribution mechanism (7) is arranged above the lower filter belt, and a feeding hole (6) is formed above the uniform distribution mechanism (7); the discharging module comprises a driving device (11), a discharging device and a washing mechanism (2);
a squeezing area is arranged in the filter pressing module, the squeezing mechanism is positioned in the squeezing area and comprises at least one main press roller (9) with large roller diameter and at least one planetary roller (10), the planet roller (10) takes the main press roller (9) with large roller diameter as the center of a circle, is distributed around the main press roller (9) with large roller diameter and is tangent with the main press roller (9) with large roller diameter, the main compression roller (9) with large roller diameter is arranged in the filter pressing module through a bearing, the upper filter belt is wound on the branch rollers of the filter pressing module and the discharging module and the main compression roller (9) with large roller diameter, the lower filter belt is wound on the branch rollers of the feeding module, the filter pressing module and the discharging module and the main press roller (9) with large roller diameter, the upper filter belt and the lower filter belt of the pressing area are overlapped on the main press roll (9) with the large roll diameter, and the planet roll (10) is tangent to the upper filter belt and the lower filter belt which are stacked on the main press roll (9) with the large roll diameter; the working face of the flushing mechanism (2) is respectively covered with the upper filter belt and the lower filter belt, the surfaces and the inner parts of the filter belts are filtered by water through the flushing mechanism (2), and materials are discharged through the discharging device.
2. A planetary press filter roller belt deep extractor according to claim 1, wherein the feeding module, the press filter module and the discharging module are provided with tensioning mechanisms (3) for tensioning the upper filter belt and the lower filter belt, respectively.
3. The planetary filter-pressing roller belt type deep dehydrator according to claim 2, wherein the tensioning mechanism (3) in the feeding module is arranged below the uniform distribution mechanism (7), a synchronous tensioning mechanism (4) is arranged at the joint of the tensioning mechanism (3) and the tensioning roller, the synchronous tensioning mechanism (4) of the synchronous tensioning mechanism adopts a gear-rack meshing mechanism, and the lower filter belt is wound on the synchronous tensioning mechanism to realize the function of real-time tensioning.
4. The planetary filter-press roller belt deep dehydrator according to claim 2, wherein the filter belt (12) is woven by one or two composite materials of polyester, polyamide and polypropylene, is resistant to high pressure and high temperature, is not easy to stretch and deform, and is under the tension range when the filter belt (12) operates: 0 to 1000KN/m, and the tension applied to the filter belt during operation is 0.1 to 1.0 MPa.
5. A planetary press-filter roller belt type deep water extractor according to claim 1, wherein at least two groups of main press rollers (9) with large roller diameter are arranged in the press-filter module, and the at least two groups of main press rollers (9) with large roller diameter are arranged on the bearing in a staggered way and fixed in the press-filter module.
6. The planetary filter-pressing roller belt type deep dehydrator according to claim 1, wherein the washing mechanism (2) comprises a washing device and a drying device, the working surface of the washing mechanism (2) is covered with the working surfaces of the upper filter belt and the lower filter belt, the washing of the filter belt (12) and the moisture filtering of the surface and the inside of the washed filter belt (12) are realized through the washing device and the drying device, the washing device is connected with the straight discharge for sewage discharge, and the filter-pressed materials are discharged through the discharging device.
7. A planetary filter-press roller belt deep dehydrator according to claim 6, wherein said drying device comprises at least two sets of brushes, said brushes are fixed on the main frame (1), and the brush heads of the brushes are tightly attached to the working surfaces of the upper and lower filter belts (12), and the surface and inside of the washed filter belt (12) are filtered by the brush heads of the brushes.
8. A planetary press filter roller belt type deep dehydrator according to claim 1, wherein said driving device (11) comprises a speed reducing motor and two driving rollers, said two driving rollers are engaged with each other, said upper and lower driving rollers are wound around the upper and lower driving rollers, respectively, and the speed reducing motor drives the upper driving roller to engage with the lower driving roller for variable speed rotation through a transmission device.
9. A planetary filter-press roller belt type deep dehydrator according to claim 1, wherein at least one set of deviation rectifying mechanism (8) is arranged around the outer ring of the squeezing mechanism and inside the main frame, and the deviation rectifying mechanism (8) is used for rectifying the position deviation of the upper filter belt and the lower filter belt in the main frame (1).
10. An application method of a planetary filter-pressing roller belt type deep dehydrator is characterized by comprising the following steps:
s1, winding the upper filter belt in the filter pressing module and the discharging module, namely winding the upper filter belt on a branch roller in the filter pressing module, two groups of main press rollers (9) with large roller diameters and an upper driving roller of a driving device (11) in the discharging module in sequence; the lower filter belt is sequentially wound in the feeding module, the filter pressing module and the discharging module, namely the lower filter belt is sequentially wound on the tensioning roller of the tensioning mechanism below the uniformly distributed mechanism (7) in the feeding module, the support roller in the filter pressing module, two groups of main compression rollers (9) with large roller diameters, the lower driving roller of the driving device (11) in the discharging module and the tensioning roller of the tensioning mechanism in the discharging module; the upper filter belt and the lower filter belt are positioned on two groups of main compression rollers (9) with large roller diameters in a pressing area in the filter pressing module and are overlapped, so that the upper filter belt and the lower filter belt are in a state of being tightly attached up and down on the two groups of main compression rollers (9) with large roller diameters; meanwhile, the planet rollers (10) positioned around the two groups of main compression rollers (9) with large roller diameters are tangent to the upper filter belt and the lower filter belt on the corresponding main compression roller (9) with large roller diameters;
s2, feeding is carried out through the feeding hole, and the materials on the lower filter belt are uniformly paved on the filter belt by the uniform distribution mechanism (7) below the feeding hole, so that the materials and the filter belt (12) are uniformly stressed, the treatment effect is improved, and the service life of the filter belt is prolonged;
s3, driving the filter belt by a driving device (11), wherein the driving device (11) drives a driving roller to work, so that an upper filter belt of the filter belt (12) wound on the driving roller winds along a winding track; when the filter belt is in a bypassing state, the upper filter belt is tensioned by a group of tensioning mechanisms in the filter module, the lower filter belt is tensioned by a tensioning mechanism (3) in the feeding module and a tensioning mechanism in the discharging module, when the lower filter belt (12) conveys materials to a main press roll (9) with a large roll diameter in a pressing area in a pressing mode, the pressing part of the upper filter belt and the lower filter belt is pressed oppositely by a planetary roll (10) arranged in the periphery of the main press roll (9) with the large roll diameter, and the materials between the upper filter belt and the lower filter belt are subjected to limit dehydration;
and S4, the flushing mechanism (2) is used for respectively flushing and drying the working surfaces of the upper filter belt and the lower filter belt, so that the phenomenon that the water adhered to the upper filter belt (12) enters the material to influence the dehydration effect of the material is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111649436.XA CN114133127A (en) | 2021-12-30 | 2021-12-30 | Planetary filter-pressing roller belt type deep dehydrator and application method thereof |
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| CN202111649436.XA CN114133127A (en) | 2021-12-30 | 2021-12-30 | Planetary filter-pressing roller belt type deep dehydrator and application method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115286209A (en) * | 2022-06-28 | 2022-11-04 | 上海凌逍环保科技有限公司 | Sludge depth reduction system and application method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115286209A (en) * | 2022-06-28 | 2022-11-04 | 上海凌逍环保科技有限公司 | Sludge depth reduction system and application method thereof |
| CN115286209B (en) * | 2022-06-28 | 2023-08-15 | 上海凌逍环保科技有限公司 | Sludge depth reduction system and application method thereof |
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