CN112414085B - Modularization sludge drying-machine - Google Patents
Modularization sludge drying-machine Download PDFInfo
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- CN112414085B CN112414085B CN202011474058.1A CN202011474058A CN112414085B CN 112414085 B CN112414085 B CN 112414085B CN 202011474058 A CN202011474058 A CN 202011474058A CN 112414085 B CN112414085 B CN 112414085B
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- curing barn
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
- F26B15/18—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by endless belts
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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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
- G01K1/10—Protective devices, e.g. casings for preventing chemical attack
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A modularized sludge dryer comprises a heat pump host and a baking room arranged on one side of the heat pump host; the heat pump host is formed by splicing more than one heat pump module, an air outlet is formed in the lower part of one side, which is attached to the curing barn, of the heat pump module, an air return opening is formed in the upper part of one side, which is attached to the curing barn, of the heat pump module, and a concave wind deflector is arranged in the middle of one side, which is attached to the curing barn, of the heat pump module; the curing barn comprises more than one mutually spliced curing barn modules and more than one layer of conveying mesh belt penetrating through all the curing barn modules; the curing barn module comprises a box body, an air supply mechanism arranged at the bottom in the box body, a circulating fan arranged in the middle of the box body and a pulse dust removal mechanism arranged at the upper part in the box body. The heat pump host machine is formed by splicing the heat pump modules, the power of the heat pump host machine can be freely combined with the heat pump modules according to the size of the curing barn, the curing barn modules can also be combined by the curing barn modules, and the modular design can realize prefabricated production and improve the production efficiency of products; the product commonality is strong, and the user can make up wantonly according to actual demand.
Description
Technical Field
The invention relates to the technical field of sludge drying, in particular to a modularized sludge dryer.
Background
The current sludge dryer generally comprises a baking room and a heat pump host, wherein the size of the baking room is designed according to the product for drying sludge, and the power of the heat pump host is designed according to the size of the baking room. For example, chinese patent publication No. CN108046563B discloses an automatic production equipment for sludge drying, which comprises: the device comprises a feeding mechanism, a drying chamber, a dehumidifying chamber and a hot air circulating system; the hot air circulating system comprises a dehumidifying unit arranged at the top of the drying chamber and an air guide unit arranged at the bottom of the drying chamber, and the dehumidifying unit and the air guide unit are respectively communicated with the drying chamber and the dehumidifying chamber; the drying chamber comprises a forming mechanism and a mesh belt structure, the forming mechanism is arranged above the starting end of the mesh belt structure in the conveying direction, the feeding mechanism is arranged above the forming mechanism, and an intermediate partition plate is arranged between the drying chamber and the dehumidifying chamber; the dehumidifying chamber comprises at least two symmetrically arranged dehumidifying and drying channels, each dehumidifying and drying channel comprises a cooling and dehumidifying module, a heating module, an air inlet channel arranged vertically and an air outlet channel arranged horizontally, the air inlet channel and the air outlet channel are intersected, an air exchanger is arranged at the intersection point of the air inlet channel and the air outlet channel, a first air channel and a second air channel which are perpendicular to each other are arranged in the air exchanger, the first air channel is communicated with the air inlet channel, and the second air channel is communicated with the air outlet channel; the air inlet end of the air inlet channel is communicated with the moisture removal unit, the air outlet end of the air inlet channel and the air inlet end of the air outlet channel are respectively connected with the cooling and dehumidifying module, the air outlet end of the air outlet channel is communicated with the air guide unit, and the heating module is arranged in the air outlet channel; and a filter bag is arranged between the air inlet end of the air inlet channel and the moisture discharging unit. The non-modular sludge dryer needs to be produced in a customized mode, and the production efficiency is low; the product has weak universality and cannot be adapted to different production requirements; its filter bag is established in hot air circulating system, and the filter bag is difficult to the dismouting and is changed, and the dust that accumulates in the filter bag is difficult to the clearance, appears blockking up easily, and then influences the stoving effect and the efficiency of mud.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the modularized sludge dryer, and the modularized design can realize prefabricated production and improve the production efficiency of products; the product universality is strong, and users can combine the components at will according to actual requirements; the dust removal effect is good.
In order to solve the technical problems, the technical scheme of the invention is as follows: a modularized sludge dryer comprises a heat pump host and a baking room arranged on one side of the heat pump host;
the heat pump host is formed by splicing more than one heat pump module, an air outlet is formed in the lower part of one side, which is attached to the curing barn, of the heat pump module, an air return opening is formed in the upper part of one side, which is attached to the curing barn, of the heat pump module, and a concave wind deflector is arranged in the middle of one side, which is attached to the curing barn, of the heat pump module;
the curing barn comprises more than one mutually spliced curing barn modules and more than one layer of conveying mesh belt penetrating through all the curing barn modules; the curing barn module comprises a box body, an air supply mechanism arranged at the bottom in the box body, a circulating fan arranged in the middle of the box body and a pulse dust removal mechanism arranged at the upper part in the box body; the air supply mechanism comprises a turbine fan corresponding to the air outlet of the heat pump module and an air guide plate arranged on one side of the turbine fan, the turbine fan and the air guide plate are arranged below the conveying net belt, and the air guide plate comprises an inclined plate and baffle plates arranged on two sides of the inclined plate; a drying space is formed in the middle of the curing barn, the conveying mesh belt is arranged in the drying space, and the circulating fan is arranged on one side of the drying space and corresponds to a wind shield of the heat pump module; the pulse dust removal mechanism is arranged above the conveying mesh belt and comprises a mounting frame, a filter cylinder and an air injection pipeline; an accommodating space is formed in the mounting frame, a mounting plate is arranged at the top of the mounting frame, the peripheral surface of the mounting frame is open and is communicated with the accommodating space and the drying space, an independent return air space is formed above the mounting plate, and the return air space is communicated with a return air inlet of the heat pump module; the filter cartridge comprises a cartridge body and a fixing cover matched with the cartridge body, wherein the cartridge body comprises a core barrel, a filter material, an upper end cover and a lower end cover, the filter material surrounds the core barrel, the upper end cover and the lower end cover are arranged on the core barrel, an air flow channel is formed in the core barrel, the upper end of the core barrel is connected with the upper end cover through an upper connecting part, the lower end of the core barrel is connected with the lower end cover through a lower connecting part, the filter material is arranged between the upper end cover and the lower end cover, a first through hole is formed in the upper end cover and corresponds to the core barrel, the first through hole is communicated with one end of the air flow channel, the lower end cover seals the other end of the air flow channel, a second through hole is formed in the fixing cover and corresponds to the through hole of the upper end cover, a threaded joint is arranged at the bottom of the fixing cover, and the threaded joint is in threaded connection with the upper connecting part to clamp the mounting plate; the gas injection pipeline is arranged above the mounting frame and comprises a gas collecting pipe, a plurality of gas distribution pipes connected with the gas collecting pipe, gas injection pipes connected with the gas distribution pipes and gas nozzles arranged on the gas injection pipes, wherein the gas nozzles correspond to the filter cylinders one to one, the gas nozzles are aligned to the second through holes on the filter cylinders, the top of the mounting frame is provided with a support frame, the gas injection pipes are fixed on the support frame and are parallel to the mounting plate, the gas collecting pipe is arranged above the gas injection pipes and is perpendicular to the gas injection pipes, the gas collecting pipes are fixed at the top of the box body through fixing seats, the gas distribution pipes are provided with electromagnetic valves, and the air compressor supplies air to the gas collecting pipes through a main gas pipe.
The heat pump host machine is formed by splicing the heat pump modules, the power of the heat pump host machine can be freely combined with the heat pump modules according to the size of the curing barn, the curing barn modules can also be combined by the curing barn modules, and the modular design can realize prefabricated production and improve the production efficiency of products; the product universality is strong, and users can combine the components at will according to actual requirements; the circulating fan is arranged on one side of the drying space and corresponds to the wind shield of the heat pump host, hot air in the drying space is pumped to the wind shield of the heat pump module by the circulating fan, and the hot air of the hot air is released to the upper part of the drying space under the blocking and guiding of the wind shield, so that local hot air circulation is formed in the drying space, and the drying effect of sludge is improved; the pulse dust removal mechanism is designed in a modular mode, and is integrally installed in the baking room module after being assembled, so that the assembly efficiency can be improved.
As an improvement, the modularized sludge dryer also comprises a sludge forming machine arranged at the top of one side of the curing barn, the sludge forming machine comprises two forming rollers which are matched with each other, a first driving mechanism for driving the two forming rollers to rotate relatively, a stirring shaft arranged above the two forming rollers and a second driving mechanism for driving the stirring shaft to rotate, and two ends of each forming roller are respectively pivoted on the frame through bearings; the method is characterized in that: still include automatic lubricating oil device that adds, automatic lubricating oil device that adds includes electronic grease pump and oil circuit separator, the output of electronic grease pump is connected with the input of oil circuit separator through main oil pipe, be equipped with a plurality of outputs on the oil circuit separator, the output of oil circuit separator is connected to bearing department through dividing oil pipe respectively.
As an improvement, the filter material is folded and surrounds the periphery of the core barrel.
As an improvement, the edge of the upper end cover is provided with a lower flanging, and the edge of the lower end cover is provided with an upper flanging; the fixing cover is provided with a fixing hole and is connected with the mounting hole through a bolt.
As an improvement, the mounting frame comprises a rectangular upper frame body, a lower frame body arranged below the upper frame body and a connecting rod used for connecting the upper frame body and the lower frame body, the mounting plate is fixed on the upper frame body, and the filter cartridges in the mounting frame are distributed in a rectangular array.
As an improvement, the heat pump module comprises a compressor, a condenser, an evaporator and a temperature detection device for detecting the temperature of the evaporator, the temperature detection device comprises a temperature probe and a hollow copper pipe sleeve sleeved outside the temperature probe, a containing cavity is formed in the hollow copper pipe sleeve, a socket for inserting the temperature probe into the containing cavity is arranged at the lower end of the hollow copper pipe sleeve, the upper end of the hollow copper pipe sleeve is sealed, and the hollow copper pipe sleeve is vertically arranged and welded on a coil pipe of the evaporator.
As an improvement, the temperature probe is tightly attached to the inner wall of the hollow copper pipe sleeve, the wall thickness of the hollow copper pipe sleeve is smaller than 0.5mm, an anti-corrosion coating is arranged on the outer surface of the hollow copper pipe sleeve, and a sealant is arranged at a socket at the lower end of the hollow copper pipe sleeve.
As an improvement, a heat radiation fan used for adjusting the temperature is arranged at an air return opening at the top of the heat pump module.
As an improvement, the heat pump modules correspond to the curing barn modules one to one.
Compared with the prior art, the invention has the following beneficial effects:
1. the heat pump host machine is formed by splicing the heat pump modules, the power of the heat pump host machine can be freely combined with the heat pump modules according to the size of the curing barn, the curing barn modules can also be combined by the curing barn modules, and the modular design can realize prefabricated production and improve the production efficiency of products; the product universality is strong, and users can combine the components at will according to actual requirements;
2. the circulating fan is arranged on one side of the drying space and corresponds to the wind shield of the heat pump host, hot air in the drying space is pumped to the wind shield of the heat pump module by the circulating fan, and the hot air of the hot air is released to the upper part of the drying space under the blocking and guiding of the wind shield, so that local hot air circulation is formed in the drying space, and the drying effect of sludge is improved;
3. the pulse dust removal mechanism is in a modular design, and is integrally installed in the baking room module after being assembled, so that the assembly efficiency can be improved;
4. the filter cartridge comprises a cartridge body and a fixed cover, a clamping mechanism is formed between the fixed cover and the upper end cover of the cartridge body, when the filter cartridge is installed, the clamping mechanism is used for clamping the installation plate to fix the filter cartridge, and the installation mode is simple and convenient; the fixed cover is in threaded connection with the cylinder body, so that the connection reliability is high, and the fixing device can be suitable for fixing mounting plates with different thicknesses; because all the locking components belong to the filter cylinder, other locking components do not need to be additionally arranged on the mounting plate, and the whole structure is simple;
5. the filter material is folded, and the effective area is larger under the unit volume, so the volume of the filter cylinder can be further reduced;
6. in the sludge forming machine, when lubricating oil needs to be added to the bearings for maintenance, the grease pump is started and pushes the stored lubricating oil to the oil way separator, and the oil way separator conveys the lubricating oil to each bearing through the oil distributing pipe, so that automatic oiling is realized; the grease pump can be periodically operated through a preset program, so that the periodic oiling maintenance is realized, and the labor force of maintenance personnel is saved;
7. in the evaporator of the heat pump module, a hollow copper pipe sleeve is sleeved outside the temperature probe, and the hollow copper pipe sleeve can completely wrap the temperature probe and can protect the temperature probe; the hollow copper pipe sleeve is vertically arranged, the upper end of the hollow copper pipe sleeve is closed, even if the evaporator drips, the hollow copper pipe sleeve cannot intrude into the evaporator, the temperature probe is prevented from being intruded by the drips, and meanwhile, corrosion is reduced.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic view of the fitting surface of the curing barn.
Fig. 3 is a perspective view of a bonding surface of the heat pump main unit.
Fig. 4 is a perspective view of a heat pump module.
Fig. 5 is a perspective view of the pulse dust removing mechanism.
Fig. 6 is an exploded view of the filter cartridge.
Fig. 7 is a schematic view of the cartridge.
Fig. 8 is a perspective view I of the sludge forming machine.
Fig. 9 is a perspective view II of the sludge forming machine.
Fig. 10 a schematic view of a scraper.
Fig. 11 is a schematic view of an end of an evaporator.
Fig. 12 is a sectional view of the temperature detection device.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, a modularized sludge dryer comprises a heat pump host 1, a baking room 2 arranged at one side of the heat pump host 1, a sludge forming machine 3 and a sludge output machine 4. Heat pump host computer 1 and unpacking all are the cuboid, and the two is the independent equipment, and the detachable is made, during the assembly, with the two laminating, the hot dry air that makes heat pump host computer 1 form can get into roast room 2 in and form the circulation can. The sludge forming machine 3 is arranged at the top of one side of the curing barn 2 and drops the formed sludge to the input end of the conveying mesh belt. The sludge output machine 4 is arranged below the output end of the conveying mesh belt, and the sludge output machine 4 is a screw conveyor and can output dried sludge out of the baking room 2.
As shown in fig. 3 and 4, the heat pump host 1 is formed by splicing more than one heat pump module 11, and in this embodiment, three heat pump modules 11 are provided, so that different numbers of heat pump modules 11 can be actually spliced according to the sludge dewatering amount; the heat pump modules are close to each other, and the adjacent heat pump modules are quickly spliced together by adopting a quick connecting piece; the heat pump system of each heat pump module can be independent or can be mutually associated to realize unified control. An air outlet 111 is arranged at the lower part of one side, which is attached to the baking room 2, of the heat pump module 11, an air return opening 112 is arranged at the upper part of one side, which is attached to the baking room 2, of the heat pump module 11, dry hot air is input into the baking room from the air outlet 111, and is changed into humid hot air after being subjected to heat exchange with sludge in the baking room 2, and the humid hot air returns to the heat pump module 11 from the air return opening 112, is input into the baking room 2 again after being dehumidified and reheated by the heat pump module 11, and the circulation is performed, so that sludge in the baking room 2 is dried. The middle part of one side of the heat pump module 11, which is attached to the curing barn 2, is provided with a concave wind shield 113, and the wind shield 113 exactly corresponds to the position of the conveying net belt 22 of the curing barn 2; the wind shield 113 comprises a sloping plate and a vertical plate, and the air in the curing barn 2 can form local circulation by matching with a circulating fan. A heat radiation fan 114 for adjusting temperature is arranged at the top of the heat pump module 11 at the air return opening 112.
As shown in fig. 11 and 12, the heat pump module 11 includes a compressor, a condenser, an expansion valve, and an evaporator 115. A temperature sensing device 116 is provided on coil 1151 of evaporator 115 to monitor the temperature of the evaporator. The temperature detection device 116 includes a temperature probe 1162 and a hollow copper pipe sleeve 1161 sleeved outside the temperature probe 1162, and the temperature probe 1162 is tightly attached to the inner wall of the hollow copper pipe sleeve 1161. An accommodating cavity 1163 is formed in the hollow copper pipe sleeve 1161, a socket 1164 for inserting the temperature probe 1162 into the accommodating cavity 1163 is arranged at the lower end of the hollow copper pipe sleeve 1161, the upper end of the hollow copper pipe sleeve 1161 is closed, the hollow copper pipe sleeve 1161 is vertically arranged, and one side of the hollow copper pipe sleeve 1161 is welded on a coil 1151 exposed in the evaporator 1. Sealant is arranged at a socket 1164 at the lower end of the hollow copper pipe sleeve 1161, and after the temperature probe 1162 is inserted into the hollow copper pipe sleeve 1161, the socket 1164 is coated with the sealant, so that external water vapor is further prevented from entering the hollow copper pipe sleeve 1161. The wall thickness of the hollow copper pipe sleeve 1161 is smaller than 0.5mm, and the detection error of the temperature probe 1162 is reduced as much as possible. The outer surface of the hollow copper pipe sleeve 1161 is provided with an anti-corrosion coating for protecting the hollow copper pipe sleeve 1161 from being corroded. A hollow copper pipe sleeve 1161 is sleeved outside the temperature probe 1162, the hollow copper pipe sleeve 1161 can completely wrap the temperature probe 1162, and the temperature probe 1162 can be protected; the hollow copper pipe sleeve 1161 is vertically arranged, the upper end of the hollow copper pipe sleeve 1161 is sealed, even if the evaporator 1 drips, the hollow copper pipe sleeve 1161 cannot be invaded by drips, the temperature probe 1162 is guaranteed not to be invaded by drips, and meanwhile corrosion is reduced; the temperature probe 1162 detects the temperature of the coil 1151 through the hollow copper pipe sleeve 1161, and because the hollow copper pipe sleeve 1161 is welded with the coil 1151 of the evaporator 1 and the heat conduction performance of the hollow copper pipe sleeve 1161 is good, the detection influence of the hollow copper pipe sleeve 1161 on the temperature probe 1162 is small; the temperature probe 1162 is connected with the hollow copper pipe sleeve 1161 in an inserting mode, and the temperature probe 1162 can be replaced and maintained conveniently.
As shown in fig. 2, the curing barn 2 comprises more than one mutually spliced curing barn modules 21 and two layers of conveying mesh belts 22 penetrating through all the curing barn modules 21, wherein the curing barn modules 21 correspond to the heat pump modules 11 one by one; the volume of the curing barn is designed according to the yield requirement. The curing barn module 21 comprises a box body 211, an air supply mechanism arranged at the bottom in the box body 211, a circulating fan 214 arranged at the middle in the box body 211 and a pulse dust removal mechanism 23 arranged at the upper part in the box body 211. For the sealing performance of the curing barn, the box bodies of each curing barn module are mutually connected to form a large box body; the air supply mechanism comprises a turbine fan 212 corresponding to the air outlet 111 of the heat pump module 11 and an air deflector 213 arranged on one side of the turbine fan 212, the turbine fan 212 and the air deflector 213 are arranged below the conveying net belt 22, the air deflector 213 comprises an inclined plate and baffle plates arranged on two sides of the inclined plate, and the turbine fan 212 can pump dry hot air output by the heat pump module 11 into the bottom of the baking room module 21 and then upwards diffuse the dry hot air in a large range through the air deflector 213 so as to dry sludge on the upper conveying net belt 22. A drying space 215 is formed in the middle of the curing barn, the drying spaces 215 in the curing barn modules 21 are communicated, and the conveying mesh belt 22 is arranged in the drying spaces 215; the circulating fan 214 is arranged on one side of the drying space 215 and corresponds to the wind shield 113 of the heat pump module 11, the circulating fan 214 pumps hot air in the drying space 215 to the wind shield 113 of the heat pump module 11, and the hot air of the hot air is discharged to the upper part of the drying space 215 under the blocking and guiding of the wind shield 113, so that local hot air circulation is formed in the drying space 215, and the drying effect of sludge is improved.
As shown in fig. 5 to 7, the pulse dust removing mechanism is disposed above the mesh belt 22, and includes a mounting frame 232, a plurality of filter cartridges 233 disposed in the mounting frame 232, and an air injection pipe 231. The mounting frame 232 is a square body, the mounting frame 232 is formed by welding square pipes, and the mounting frame 232 comprises a rectangular upper frame body 2321, a lower frame body 2322 arranged below the upper frame body 2321 and a connecting rod 2323 for connecting the upper frame body 2321 with the lower frame body 2322; the upper frame 2321 at the top of the mounting rack 232 is provided with the mounting plate 234, an accommodating space is formed inside the mounting rack 232, the four peripheral surfaces of the mounting rack are opened and are communicated with the accommodating space and the drying space 215, an independent return air space is formed above the mounting plate and is communicated with the return air inlet 112 of the heat pump module 11, and the filter cartridges 233 are arranged in the accommodating space in a rectangular array. The filter cartridge 233 includes a cylindrical body 2331 and a fixing cap 2332 fitted to the body 2331, and the diameter of the fixing cap 2332 is the same as that of the body 2331. The cartridge body 2331 includes a cartridge 23314, a filter 23313 surrounding the cartridge 23314, an upper end cap 23311 and a lower end cap 23312. The core cylinder 23314 is provided with vent meshes, an air flow channel is formed in the core cylinder 23314, the upper end of the core cylinder 23314 is connected with the upper end cover 23311 through an upper connecting part, and the lower end of the core cylinder 23314 is connected with the lower end cover 23312 through a lower connecting part. The filter 23313 is arranged between the upper end cap 23311 and the lower end cap 23312, the edge of the upper end cap 23311 is provided with a downward flange, the edge of the lower end cap 23312 is provided with an upward flange, and the upward flange and the downward flange can further restrain the filter 23313. The filter 23313 is folded around the outer circumference of the cartridge 23314, and the filter 23313 is folded to have a larger effective area per unit volume, so that the volume of the filter 233 can be further reduced. A first through hole is formed in the upper end cover 23311 corresponding to the core barrel 23314, the first through hole is communicated with one end of the air flow channel, the lower end cover 23312 closes the other end of the air flow channel, and air outside the filter cartridge 233 enters the air flow channel after being filtered by the filter material 23313 and then flows out of the first through hole. A second through hole is formed in the fixed cover 2332 corresponding to the through hole of the upper end cover 23311, and a threaded joint 23321 is arranged at the second through hole at the bottom of the fixed cover 2332; the upper connecting portion 23315 of the cylinder 2331 is provided with a screw, and the screw fitting 23321 is screwed to the upper connecting portion 23315 so that a clamping mechanism for clamping the mounting plate 234 is formed between the fixing cap 2332 and the upper cap 23311. The fixing cover 2332 is provided with a fixing hole, and the fixing cover 2332 is connected with the mounting hole through a bolt, so that the mounting reliability of the fixing cover 2332 is further enhanced. The filter cartridge 233 comprises a cylinder body 2331 and a fixed cover 2332, a clamping mechanism is formed between the fixed cover 2332 and an upper end cover 23311 of the cylinder body 2331, when the filter cartridge 233 is installed, the filter cartridge 233 can be fixed by clamping the installation plate 234 by the clamping mechanism, and the installation mode is simple and convenient; the fixing cover 2332 is in threaded connection with the cylinder 2331, so that the connection reliability is high, and the fixing device can be suitable for fixing the mounting plates 234 with different thicknesses; since all the locking components belong to the filter cartridge 233, there is no need to add other locking components to the mounting plate 234, and the overall structure is simple. The gas injection pipeline is arranged above the mounting frame 232 and comprises a gas collecting pipe, a plurality of gas distribution pipes connected with the gas collecting pipe, gas injection pipes connected with the gas distribution pipes and gas nozzles arranged on the gas injection pipes, wherein the gas nozzles correspond to the filter cylinders 233 one by one, the gas nozzles are aligned to second through holes in the filter cylinders 233, and the gas nozzles inject pulse high-pressure gas into the filter cylinders 233 and can shake off dust on the surface of the filter material 23313, so that the dust removal effect is achieved. The top of the mounting frame 232 is provided with a support frame, and the gas ejector pipes are fixed on the support frame in parallel at equal intervals; the gas injection pipe is parallel to the mounting plate 234, the gas collecting pipe is arranged above the gas injection pipe and is perpendicular to the gas injection pipe, the gas collecting pipe is fixed at the top of the box body 211 through a fixing seat, the gas distribution pipe is provided with an electromagnetic valve, and the air compressor supplies air to the gas collecting pipe through a main air pipe. The pulse dust removal mechanism is designed in a modular mode, and is integrally installed in the curing barn module 21 after being assembled, so that the assembly efficiency can be improved; the filter cartridge comprises a cartridge body and a fixed cover, a clamping mechanism is formed between the fixed cover and the upper end cover of the cartridge body, when the filter cartridge is installed, the clamping mechanism is used for clamping the installation plate to fix the filter cartridge, and the installation mode is simple and convenient; the fixed cover is in threaded connection with the cylinder body, so that the connection reliability is high, and the fixing device can be suitable for fixing mounting plates with different thicknesses; because all the locking components belong to the filter cylinder, other locking components do not need to be additionally arranged on the mounting plate, and the whole structure is simple; the filter material is folded, and the effective area is larger under the unit volume, so the volume of the filter cartridge can be further reduced.
As shown in fig. 8 to 10, the sludge forming machine 3 includes two forming rollers 310 which are engaged with each other, a first driving mechanism 39 which drives the two forming rollers 310 to rotate relatively, a stirring shaft 313 which is provided above the two forming rollers 310, and a second driving mechanism 36 which drives the stirring shaft 313 to rotate. Two ends of the forming roller 310 are respectively pivoted on the frame 34 through bearings 315, bearing end covers are arranged at the bearings 315, and through holes are formed in the bearing end covers and are used for oil distribution pipes to enter. The frame 34 includes bases 341 disposed at two ends of the forming roller 310, and two ends of the forming roller 310 and the stirring shaft 313 are respectively pivoted on the bases 341 at the two ends. The base 341 at one end is provided with a first mounting plate 38, and the first driving mechanism 39 is arranged on the first mounting plate 38; the second mounting plate 37 is provided on the base 341 on the other end, and the second driving mechanism 36 is provided on the second mounting plate 37. The first driving mechanism 39 comprises a first motor and first gears respectively arranged at one end of the two forming rollers 310, the first motor is connected with one of the forming rollers 310, and the two first gears are meshed with each other; the second driving mechanism 36 includes a second motor and a second speed reducer, and the second motor is connected to the stirring shaft 313 through the second speed reducer. A funnel 35 is arranged above the two forming rollers 310, the stirring shaft 313 is arranged in the funnel 35, and the funnel 35 is fixed on the frame 34. An access door is arranged between the two bases 341 and can seal the side surface of the sludge forming machine 33. A connecting rod 311 is arranged between the two bases 341 below the forming roll 310, two ends of the connecting rod 311 are connected with a connecting seat on the base 341 through bolts, a mud scraping plate 312 is arranged on the connecting rod 311, and mud scraping teeth 3121 extending into a groove on the surface of the forming roll 310 are arranged on one side of the mud scraping plate 312; the connecting rod not only increases the strength of the frame 34, but also acts as a mounting carrier for the wiper blade 312. The sludge forming machine 3 further comprises an automatic lubricating oil adding device, the automatic lubricating oil adding device comprises an electric grease pump 31 and an oil way separator 33, and the electric grease pump 31 and the oil way separator 33 are arranged on one side of the machine base 341. The electric grease pump 331 includes an oil storage tank and an electric pump, and the electric pump can quantitatively output the lubricating oil in the oil storage tank. The output end of the electric grease pump 31 is connected with the input end of the oil separator 33 through the main oil pipe 32, the oil separator 33 is provided with a plurality of output ends, and the output ends of the oil separator 33 are respectively connected to the bearings 315 through the oil distributing pipes 314. When the bearings 315 need to be maintained by adding lubricating oil, the grease pump is started and pushes the stored lubricating oil to the oil path separator 33, and the oil path separator 33 conveys the lubricating oil to each bearing 315 through the oil distributing pipe 314, so that automatic oiling is realized; the grease pump can make its periodic motion through predetermineeing the procedure, and then realizes the maintenance of regularly refueling, saves maintainer's labour.
Claims (8)
1. A modularized sludge dryer comprises a heat pump host and a baking room arranged on one side of the heat pump host; the method is characterized in that:
the heat pump host is formed by splicing more than one heat pump module, an air outlet is formed in the lower part of one side, which is attached to the curing barn, of the heat pump module, an air return opening is formed in the upper part of one side, which is attached to the curing barn, of the heat pump module, and a concave wind deflector is arranged in the middle of one side, which is attached to the curing barn, of the heat pump module; the heat pump module comprises a compressor, a condenser, an evaporator and a temperature detection device for detecting the temperature of the evaporator, wherein the temperature detection device comprises a temperature probe and a hollow copper pipe sleeve sleeved outside the temperature probe, a containing cavity is formed in the hollow copper pipe sleeve, a socket for inserting the temperature probe into the containing cavity is arranged at the lower end of the hollow copper pipe sleeve, the upper end of the hollow copper pipe sleeve is closed, and the hollow copper pipe sleeve is vertically arranged and welded on a coil pipe of the evaporator;
the curing barn comprises more than one mutually spliced curing barn modules and more than one layer of conveying net belt penetrating through all the curing barn modules; the curing barn module comprises a box body, an air supply mechanism arranged at the bottom in the box body, a circulating fan arranged in the middle of the box body and a pulse dust removal mechanism arranged at the upper part in the box body; the air supply mechanism comprises a turbine fan corresponding to the air outlet of the heat pump module and an air guide plate arranged on one side of the turbine fan, the turbine fan and the air guide plate are arranged below the conveying net belt, and the air guide plate comprises an inclined plate and baffle plates arranged on two sides of the inclined plate; a drying space is formed in the middle of the curing barn, the conveying mesh belt is arranged in the drying space, and the circulating fan is arranged on one side of the drying space and corresponds to a wind shield of the heat pump module; the pulse dust removal mechanism is arranged above the conveying mesh belt and comprises a mounting frame, a filter cylinder and an air injection pipeline; an accommodating space is formed in the mounting frame, a mounting plate is arranged at the top of the mounting frame, the peripheral surface of the mounting frame is open and is communicated with the accommodating space and the drying space, an independent return air space is formed above the mounting plate, and the return air space is communicated with a return air inlet of the heat pump module; the filter cartridge comprises a cartridge body and a fixing cover matched with the cartridge body, wherein the cartridge body comprises a core barrel, a filter material, an upper end cover and a lower end cover, the filter material surrounds the core barrel, the filter material is arranged on the core barrel, an air flow channel is formed in the core barrel, the upper end of the core barrel is connected with the upper end cover through an upper connecting part, the lower end of the core barrel is connected with the lower end cover through a lower connecting part, the filter material is arranged between the upper end cover and the lower end cover, a first through hole is formed in the upper end cover and corresponds to the core barrel, the first through hole is communicated with one end of the air flow channel, the lower end cover seals the other end of the air flow channel, a second through hole is formed in the fixing cover and corresponds to the first through hole of the upper end cover, a threaded joint is arranged at the bottom of the fixing cover, and the threaded joint is in threaded connection with the upper connecting part to clamp the mounting plate; the gas injection pipeline is arranged above the mounting frame and comprises a gas collecting pipe, a plurality of gas distribution pipes connected with the gas collecting pipe, gas injection pipes connected with the gas distribution pipes and gas nozzles arranged on the gas injection pipes, wherein the gas nozzles correspond to the filter cylinders one to one, the gas nozzles are aligned to the second through holes on the filter cylinders, the top of the mounting frame is provided with a support frame, the gas injection pipes are fixed on the support frame and are parallel to the mounting plate, the gas collecting pipe is arranged above the gas injection pipes and is perpendicular to the gas injection pipes, the gas collecting pipes are fixed at the top of the box body through fixing seats, the gas distribution pipes are provided with electromagnetic valves, and the air compressor supplies air to the gas collecting pipes through a main gas pipe.
2. The modular sludge dryer as claimed in claim 1, wherein: the modularized sludge dryer also comprises a sludge forming machine arranged at the top of one side of the curing barn, the sludge forming machine comprises two forming rollers which are matched with each other, a first driving mechanism for driving the two forming rollers to rotate relatively, a stirring shaft arranged above the two forming rollers and a second driving mechanism for driving the stirring shaft to rotate, and two ends of each forming roller are respectively pivoted on the rack through bearings; still include automatic lubricating oil device that adds, automatic lubricating oil device that adds includes electronic grease pump and oil circuit separator, the output of electronic grease pump is connected with the input of oil circuit separator through main oil pipe, be equipped with a plurality of outputs on the oil circuit separator, the output of oil circuit separator is connected to bearing department through dividing oil pipe respectively.
3. The modular sludge dryer as claimed in claim 1, wherein: the filter material is folded and surrounds the periphery of the core barrel.
4. The modular sludge dryer as claimed in claim 1, wherein: the edge of the upper end cover is provided with a lower flanging, and the edge of the lower end cover is provided with an upper flanging; the fixing cover is provided with a fixing hole and is connected with the mounting plate through a bolt.
5. The modular sludge dryer as claimed in claim 1, wherein: the mounting frame comprises a rectangular upper frame body, a lower frame body arranged below the upper frame body and a connecting rod used for connecting the upper frame body and the lower frame body, the mounting plate is fixed on the upper frame body, and the filter cylinders in the mounting frame are distributed in a rectangular array.
6. The modular sludge dryer as claimed in claim 1, wherein: the temperature probe is tightly attached to the inner wall of the hollow copper pipe sleeve, the wall thickness of the hollow copper pipe sleeve is smaller than 0.5mm, an anti-corrosion coating is arranged on the outer surface of the hollow copper pipe sleeve, and a sealant is arranged at a socket at the lower end of the hollow copper pipe sleeve.
7. The modular sludge dryer as claimed in claim 1, wherein: and a heat radiation fan used for adjusting the temperature is arranged at the air return opening at the top of the heat pump module.
8. The modular sludge dryer as claimed in claim 1, wherein: the heat pump modules correspond to the curing barn modules one to one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011474058.1A CN112414085B (en) | 2020-12-15 | 2020-12-15 | Modularization sludge drying-machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011474058.1A CN112414085B (en) | 2020-12-15 | 2020-12-15 | Modularization sludge drying-machine |
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| CN112414085A CN112414085A (en) | 2021-02-26 |
| CN112414085B true CN112414085B (en) | 2022-03-11 |
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| CN115385547A (en) * | 2022-06-29 | 2022-11-25 | 上海同臣环保有限公司 | Drying mesh belt ash removal device |
| CN115585641A (en) * | 2022-10-27 | 2023-01-10 | 广州凯能电器科技有限公司 | Drying equipment |
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| CN100559103C (en) * | 2007-02-09 | 2009-11-11 | 王明根 | Solar energy, high-temperature double heat source heat pump sludge dry system |
| CN104067080A (en) * | 2012-01-23 | 2014-09-24 | 日本碍子株式会社 | Drying furnace unit and drying furnace |
| CN104807315A (en) * | 2015-04-03 | 2015-07-29 | 湖北科阳节能设备有限公司 | Waste heat recovery dryer of high temperature heat pump |
| CN105157411B (en) * | 2015-09-07 | 2017-05-17 | 深圳市信宇人科技有限公司 | Novel warming box |
| CN105890332B (en) * | 2016-04-25 | 2018-05-29 | 伯恩太阳能科技有限公司 | Solar heat pump drying chamber heating system |
| CN207797522U (en) * | 2017-12-11 | 2018-08-31 | 广东道地中药有限公司 | A kind of Chinese medicine drying chamber |
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