CN103673551B - Drying device and drying means thereof - Google Patents
Drying device and drying means thereof Download PDFInfo
- Publication number
- CN103673551B CN103673551B CN201310073764.9A CN201310073764A CN103673551B CN 103673551 B CN103673551 B CN 103673551B CN 201310073764 A CN201310073764 A CN 201310073764A CN 103673551 B CN103673551 B CN 103673551B
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- China
- Prior art keywords
- hothouse
- heated air
- dried object
- conveyance plane
- drying
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- 238000001035 drying Methods 0.000 title claims abstract description 103
- 238000001816 cooling Methods 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 15
- 230000001877 deodorizing effect Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 description 44
- 239000012530 fluid Substances 0.000 description 24
- 239000007789 gas Substances 0.000 description 24
- 239000007788 liquid Substances 0.000 description 11
- 239000002184 metal Substances 0.000 description 7
- 239000010815 organic waste Substances 0.000 description 6
- 210000000707 wrist Anatomy 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a kind of drying device, utilize heated air to carry out drying to dried object, described drying device comprises hothouse, has axis hole, multiple conveyance plane, many driving shafts, rake machine, drive division and fixed axis on top.Hothouse has axis hole on top; Multiple conveyance plane is arranged in described hothouse, and has opening and axis hole; Many driving shafts run through described axis hole; Rake machine is arranged on around described many driving shafts, the end side of described dried object from described conveyance plane is transported to another side, and make described dried object fall to the conveyance plane being positioned at hypomere from described opening by rotation; Drive division, on described hothouse top, makes described driving shaft rotate; Fixed axis is arranged on the conveyance plane of the lowermost of described hothouse.And described hothouse is the inflow entrance configuring described heated air in the stage casing of described hothouse, and has at the epimere of described hothouse and hypomere and discharge and the outlet of the gas of low temperature inner by described hothouse.
Description
Technical field
The present invention relates to a kind of drying device and the drying means thereof that the dried object such as organic waste are carried out to drying.
Background technology
In the past, the organic waste such as food debris, fermented sludge mostly containing moisture, from discarded object subtract appearanceization (volumereduction), innoxious viewpoint, carry out burning disposal.
On the other hand, following drying machine is proposed, namely, dried object is configured on the shelf of multistage configuration, the rotary harrow machine rotated is carried out by utilizing driving shaft, and the organic waste limit on shelf is moved, steam (steam) of limit and overheated (superheat) etc. as thermal medium heated air counter current contact or and flow and contact, and carry out drying.
This drying device is in hothouse, arrange multistage shelf, on these shelfs, arranges limit and stirs dried object limit by this dried object from the end side conveyance of this shelf to multiple rake machines of another side.Be provided with axle through hole at the central part of these rake machines, by across and hothouse up and down and the driving shaft arranged is inserted to this axle through hole, utilize these driving shafts, each rake machine rotated.Herein, driving shaft links drive shaft mechanism in upper end, bottom is inserted in groove (pot), and rotatably axle journal is supported in this groove, and this groove is as having the axle insert member forming the bottomed cylindrical of the opening portion of opening at the dry face of lowermost.In addition, the top of each shelf is heat medium flow path.Make the heating steam as thermal medium of dried object drying by this heat medium flow path.And this drying device utilizes the rake machine rotated through driving shaft, transports while stirring the dried object moved into the dry face of epimere, utilizes thermal medium to carry out drying, and takes out of the dry face to hypomere successively.
In the drying device shown in following patent document 1, from hothouse top supply steam, and extract steam out from bottom.The gas extracted out, after heating, is supplied to from hothouse top again.By utilizing condenser to carry out condensation to partial vapor, the moisture of dried object is released into outside system.
Background technology document
Patent document
Patent document 1: Japanese Patent Laid-Open 9-210556 publication
Summary of the invention
The problem of invention for solving
But, from top supply steam, from bottom extract out steam singly enter singly to go out formula (Onethroughtype), gas flow is restricted, therefore, the contacting efficiency of dried object and steam is poor, and simultaneous temperature change becomes greatly, therefore needs the heat source of high temperature.
Solve the means of problem
Solve the form of described problem as shown in following items.
A kind of drying device, utilize heated air to carry out drying to dried object, described drying device comprises:
Hothouse, has axis hole on the top of described hothouse;
Multiple conveyance plane, is arranged in described hothouse, and has opening and axis hole;
Many driving shafts, run through described axis hole;
Rake machine, is arranged on around described many driving shafts, by rotating, and described dried object is transported from the end side of described conveyance plane to another side, and makes described dried object fall to the described conveyance plane being positioned at hypomere from described opening;
Drive division, on the top of described hothouse, makes described driving shaft rotate; And
Fixed axis, is arranged on the described conveyance plane of the lowermost of described hothouse; And
The inflow entrance of described heated air is the stage casing being configured in described hothouse, and has outlet to discharge and the gas of low temperature inner by described hothouse at the epimere of described hothouse and hypomere.
By air-flow being set to many inlet and multi-exits (multithroughtype), gas flow is large, and contacting efficiency promotes, thus drying efficiency is improved.And, due to variations in temperature can be made to reduce, so without the need to the heat source of high temperature.
Described drying device, comprising:
Odor removal, makes the heated air partial combustion of discharging from the outlet of described hothouse, and carries out deodorizing or innoxious; And
Heater, the heated air making to burn in described odor removal, carries out heat exchange with the heated air of described discharge, and discharges the heated air after described burning.
In drying device, cause the amount of moisture of heated air to increase because of dry, and the foul smell of dried object is mixed into.Therefore, make part burning carry out deodorizing, and, in order to prevent the accumulation of the moisture in heated air, and the air release after deodorizing is outside to drying device.Thus, heater can be made to operate continuously, and the harmful effect to environment can be prevented.
Described drying device, also comprises water supply unit cooling device, and this water supply unit cooling device, when described dried object reduces, supplies feedwater to described heated air.
If dried object reduces, then the moisture supplied in heated air reduces, therefore, and supply moisture.Thus, even if the amount of dried object changes, heater also can be made to operate continuously.
A kind of drying means utilizes heated air to carry out the drying means of dry drying device to dried object,
Described drying device comprises:
Hothouse, has axis hole on the top of described hothouse;
Multiple conveyance plane, is arranged in described hothouse, and has opening and axis hole;
Many driving shafts, run through described axis hole;
Rake machine, is arranged on around described many driving shafts, by rotating, and described dried object is transported from the end side of described conveyance plane to another side, and makes described dried object fall to the described conveyance plane being positioned at hypomere from described opening;
Drive division, on the top of described hothouse, makes described driving shaft rotate;
Fixed axis, is arranged on the described conveyance plane of the lowermost of described hothouse; And
Heater, heats described heated air;
And described drying means comprises the following steps:
The gas after described heating is supplied from the inflow entrance of described heated air in the stage casing being configured in described hothouse;
The dried object being positioned in described conveyance plane is made to contact described heated air and carry out drying;
Utilize described rake machine, described dried object is fallen to be positioned at the described conveyance plane of hypomere;
By the described heated air of low temperature by described hothouse inside, discharge from the outlet of the epimere and hypomere that are arranged on described hothouse; And
Described heating part is utilized to heat the gas of the low temperature of described discharge.
Described drying means, wherein said drying device also comprises odor removal, and this odor removal makes heated air partial combustion, and carries out deodorizing or innoxious,
And this drying means is further comprising the steps of:
Described odor removal makes the heated air partial combustion of discharging from described outlet;
The heated air that described heater makes to burn in described odor removal, carry out heat exchange with the heated air of described discharge; And
Described heater discharges the heated air after described burning.
Described drying means, wherein said drying device also comprises water supply unit cooling device, and this water supply unit cooling device supplies feedwater to described heated air, and
Described water supply unit cooling device, when the moisture of described dried indoor reduces, supplies feedwater to described heated air.
Accompanying drawing explanation
Fig. 1 is the figure of the 1st example of the drying device representing present embodiment.
Fig. 2 is the figure of the 2nd example of the drying device representing present embodiment.
Fig. 3 is the figure of an example of the structure representing rake machine.
Fig. 4 is the horizontal sectional view of the example representing drying device.
Fig. 5 is the vertical cross-section diagram of the example representing drying device.
Fig. 6 (a) and Fig. 6 (b) is the figure representing the example that lower seal constructs.
Fig. 7 is the figure of an example of the stream of the heated air of the hothouse represented in the past.
Fig. 8 is the figure of an example of the stream of the heated air of the hothouse representing present embodiment.
Fig. 9 (a) and Fig. 9 (b) is the figure of the example representing heating part.
Figure 10 is the figure of the 3rd example of the drying device representing present embodiment.
Figure 11 is the figure of an example of the drying means of the drying device representing present embodiment.
Reference numeral:
1,1A, 1B: drying device
2: dried object introducing port
3: drying section
5,5a, 5b, 5c: heating part
12: heating resisting metal plate
20: hothouse
21: conveyance plane
21a, 21b: discharge gate
22: rake machine
23: fall opening
24: inserting hole
25: driving shaft
26: suspension element
27,28: circulating fan
26a: pin
30,30a, 90: heater
31: axle through hole
32: central axle portion
33: wrist
41,101a, 101b, 102: pipe arrangement
50: cyclone separator
60,60a: odor removal
60b: combustion furnace
70: cooling end
80: drive division
82: motor
120a: dried object introducing port
120b: treated object outlet
120c: gas supply port
120d, 120e: air release mouth
124: hopper
125: spiral conveyor
126: move into device
150: cooling device
200: sealing mechanism
210: sealing fluid storage part
220: sealing cylinder element
230: sealing fluid storage tank
240: communicating pipe
300: lower seal constructs
310: fixed axis
320: rake machine supporting base
Detailed description of the invention
Below, with reference to accompanying drawing, and with reference to Fig. 1 ~ Figure 11, the heater of the formation summary of [1] drying device, [2] upper sealing mechanism, [3] lower sealing mechanism and [4] drying device is described successively.
[1] summary of drying device
Below, the summary of drying device is described.
Fig. 1 is the figure of the 1st example of the drying device representing present embodiment.Drying device 1 shown in Fig. 1 is by making from the organic waste of outside supply and dried object, contacting and carry out drying with heated air convection current or also flow.So-called organic waste, comprises the residue etc. in addle mud, the garbage of general family or food debris, the discarded object of bakery and confectionery, livestock products discarded object and methane fermentation device or evaporation concentration device.Heated air is such as steam.
Drying device 1 comprises the heating part 5 that dried object is carried out to dry drying section 3 and heated heated air.Drying section 3 comprises storage dried object and carries out the hothouse 20 of drying and be configured in the drive division 80 on hothouse 20 top.Heating part 5 comprise heater 30, removing that the heated air at hothouse 20 Inner eycle is heated be included in the dust in gas cyclone separator (cyclone) 50, make heated air partial combustion and the cooling end 70 that carries out deodorizing or innoxious odor removal 60 and the treated object of discharging from hothouse 20 and cyclone separator 50 is cooled.
The inwall of hothouse 20 or outer wall utilize castable refractories or heat-insulating material and be shaped, and in inside, the conveyance plane 21 of mounting discarded object is longitudinally configured to multistage shape.Conveyance plane 21 have at least be present in uppermost, stage casing, 3 of lowermost.And, the side walls enclose of all cause hothouses 20 of each conveyance plane 21.In addition, take out of side in each conveyance plane 21, formed make dried object fall to the conveyance plane 21 of hypomere move into side fall opening 23.The rake machine 22 of organic waste movement is in the horizontal direction made in the configuration of each conveyance plane 21.Like this, dried object is passed through and obtains drying in multiple conveyance plane 21, therefore, such as, directly contacts dried object by heated air, and the moisture of dried object is evaporated, thus, can be dried to required moisture content.Fig. 3 is utilized hereafter to carry out describing to the details of rake machine.
Hothouse 20 and heater 30 by exporting pipe arrangement 101a, entrance pipe arrangement 101b links, these pipe arrangements become the circulating path of heated air.At the epimere of hothouse 20, connect the outlet pipe arrangement 101a of heated air, and the dried object introducing port 120a as the introducing port of dried object is set.Dried object is supplied to the conveyance plane of uppermost from dried object introducing port 120a.
On the other hand, the gas supply port 120c in the stage casing of hothouse 20 is connected to through the entrance pipe arrangement 101b of the heated air of heating.The outlet pipe arrangement 102 and the 101a that comprise the steam of the moisture of evaporation are connected to the air release mouth 120e of the hypomere of the hothouse 20 and air release mouth 120d of epimere.Moreover the drying device of present embodiment is stage casing entrance pipe arrangement 101b being configured in hothouse 20, and from top supply gas, singly enter singly to go out compared with formula from bottom gas bleeding, the quantity delivered of heated air can be made to increase.Moreover, utilize Fig. 7 and Fig. 8 hereafter carrying out describing to its effect.
Heater 30 heats by making the heated air of discharging from dry slot 20 and the heat medium heat exchange supplied from pipe arrangement 41.Heat medium is such as be in a ratio of the steam of high temperature or the high-temperature exhaust air gas etc. of other factories (plant) with heated air, as long as can carry out heat exchange, kenel is also unrestricted.
Outlet pipe arrangement 102 is connected with cyclone separator 50, utilizes cyclone separator 50 to remove dust in steam.A part for steam supplies from the midway of entrance pipe arrangement 101b or 101a to odor removal 60.
Cyclone separator 50 reclaims the dust collect plant with the dried object in heated air.And, pipe arrangement 101a or 102 arranges the circulating fan (not shown) being used for steam is circulated to fixed-direction.In cyclone separator 50, arrange discharge gate 21b to be opened/closed, discharge gate 21b comprises sealing mechanism, and is connected with cooling end 70.
The heat air scale of construction is increased, so a part for heated air must be released into outside system due to the transpiring moisture heat tracing gas produced from dried object.But, because heated air is with foul smell, so will be released into outside system by heated air, then must deodorizing be carried out.Odor removal 60 is released into outside system after making heated air partial combustion carry out deodorizing, and prevents the accumulation of the moisture in heated air, and prevents the release of accompanying odorous gas.
The treated object of drying is supplied to cooling end from treated object outlet 120b.At treated object outlet 120b, arrange discharge gate 21a to be opened/closed, discharge gate 21a comprises sealing mechanism, and is connected with cooling end 70.Herein, sealing mechanism is used to prevent outside air from invading and the heating preventing the dried object in hothouse 20 and the mechanism of catching fire from outlet 120b, such as, be double protection pad (doublebumper) or sliding gate (slidegate).
The dried object of cooling end 70 pairs of dryings cools.At cooling end 70, indirect water-cooling etc. is utilized to cool the dried object of drying.By the dried object of cooling down high-temperature, and prevent the spontaneous combustion of dried object.Cooling end 70 is such as by will to be inserted in cooling tube in the transfer pipe arrangement of transfer dried object and to make cooling water flow in this cooling tube along fixed-direction and discharge and form.
Drive division 80 is configured in hothouse 20 top, and through driving shaft 25, rake machine 22 is rotated.Fig. 4 is utilized hereafter to carry out describing to the detailed content of drive division.
Cooled by cooling end 70 and can be used as the fuel such as heat power station or cement factory from the treated object that drying device 1 is discharged.And because drying device 1 can by the moisture removing in dried object to less than 10 % by weight, so can carry out air conveying, and conveyance is to adjacent power station or factory.
Fig. 2 is the figure of the 2nd example of the drying device representing present embodiment.Drying device 1A shown in Fig. 2 has the formation identical with the drying device 1 shown in Fig. 1, but, dried object is carried out dry heated air be not steam in different.This heated air is such as the Exhaust Gas of the equipment being adjacent to drying device 1A, and is the high-temperature exhaust air gas of the fully high temperature do not had for carrying out heat exchange with the heated air of drying device 1.Because drying device 1A is that multistage is formed, the time of contact of dried object and heated air is long, even if so without temperature difference, also dried object can be dried to required moisture.
Fig. 3 is the figure of an example of the structure representing rake machine.Rake machine 22 shown in Fig. 3 be included in central part be provided with the cylindrical shape of the axle through hole 31 inserted for driving shaft 25 central axle portion 32 and from diametrically projecting a pair wrist 33 of this central axle portion 32.Wrist 33 is that the circumferencial direction in centrally axle portion 32 bends to arc-shaped and formed.And each wrist 33 is given prominence to each other round about relative to the central shaft of central axle portion 32.In addition, the rake machine 22 adjoined each other is formed as the bending opposite each other of central axle portion 32.
And the interval of each driving shaft 25 is with a part for the radius of turn of the wrist 33 of each rake machine 22, and the mode overlapped with the rotational trajectory of the wrist 33 of the rake machine 22 adjoined each other determines, does not disturb the mode of adjacent driving shaft 25 to position with each rake machine 22.Like this, rotated by rake machine 22, and dried object is transferred to opening 23.
Fig. 4 is the horizontal sectional view of the example representing drying device.Drive division 80 comprises motor (motor) 82 and not shown gear (gear), and the rotary power produced by motor 82 is passed to driving shaft 25 through the gear in drive division, and driving shaft 25 is rotated.The gear adjoined each other interlock each other.Therefore, the driving shaft 25 adjoined each other each other and rake machine 22 rotate interlock round about alternating with each otherly.
In hothouse 20, form dried object introducing port 120a in uppermost, form treated object outlet 120b in lowermost.At dried object introducing port 120a, arrange comprise hopper (hopper) 124 and spiral conveyor (screwconveyor) 125 move into device 126 etc.
[2] upper sealing mechanism
Fig. 5 is the vertical cross-section diagram of the example representing drying device.Be represent for 1 driving shaft in Fig. 5, other driving shafts are also identical formation.In hothouse 20, upper surface is that the heating resisting metal plate 12 of conveyance plane 21 configures in the horizontal direction up and down multistage, and these heating resisting metal plates 12 are separated by mutually at substantially equal intervals at above-below direction.In addition, up and down the end side of side opposite each other of conveyance plane 21 of each section be dried object move into side, and, up and down another side of side opposite each other of conveyance plane 21 of each section be dried object take out of side.That is, what configure the conveyance plane 21 of each hypomere in the below taking out of side of the conveyance plane 21 of each epimere moves into side.
And, be communicated with dried object introducing port 2 in the conveyance plane 21 of uppermost, be communicated with treated object outlet 120b in the conveyance plane 21 of lowermost.That is, the conveyance plane 21 of uppermost is the input section of dried object, and the conveyance plane 21 of lowermost is the discharge section of dried object.
And, in hothouse 20, multiple axle inserting hole 24 is set in the heating resisting metal plate 12 forming each conveyance plane 21, in these axis holes 24, inserts the driving shaft 25 as rotating shaft respectively.As shown in Figure 5, these each driving shafts 25 are that suspension strut is configured on the suspension element 26 on hothouse 20 top in upper end by being fixed by pin (pin) 26a.In addition, these each driving shafts 25 are installed with the multiple rake machines 22 touching and be configured in each conveyance plane 21.
As shown in Figure 5, sealing mechanism 200 is set on hothouse 20 top, and by the gas in hothouse 20 and outside seal.Sealing mechanism is arranged between hothouse 20 top and drive division 80.Sealing mechanism 200 comprises the sealing fluid storage part 210 of the liquid that is filled with a sealing and the dead end of drive division side and is arranged on the sealing cylinder element 220 of the cylindrical shape on driving shaft 25, and seals by the open end of sealing cylinder element 220 is dipped in sealing fluid storage part 210.The sealing fluid storage tank 230 making liquid level identical with sealing fluid storage part 210 is set in the lump in sealing mechanism 200, utilizes communicating pipe 240 to be connected with between sealing fluid storage tank 230 by each sealing fluid storage part 210.By being filled in sealing fluid storage tank 230 by sealing fluid, and automatically the liquid level of sealing fluid storage part 210 is kept fixing.
In the present embodiment, sealing fluid can use the liquid such as oil and water.Sealing fluid due to be subject to contacting from the sealing fluid storage part of the Heat Transfer Influence of groove inside and driving shaft, so liquid temperature rises, therefore, the evaporation Prevent countermeasures of sealing fluid when needing liquid temperature to rise.Therefore, when using water as sealing fluid, there is prevent moisture from evaporating also use water and oil condition at water surface formation oil film.
The liquid level of sealing fluid storage part 210 can because of the pressure influence of hothouse 20 inside, the dispersing etc. and to change of sealing fluid.When being filled with a sealing liquid, by supplementing sealing fluid to sealing fluid storage tank 230, can pass through connecting piece and sealing fluid is supplied to multiple seal groove simultaneously.Liquid level by keeping the liquid level of sealing fluid storage tank 230, and is adjusted to fixing to multiple seal groove by the management of liquid level.Therefore, when adopting sealing mechanism 200, the maintenance managements such as the filling operation of sealing fluid, sealing fluid position-finding and supplementary service are comparatively easy.
[3] lower sealing mechanism
Fig. 6 (a) and Fig. 6 (b) is the figure representing the example that lower seal constructs, and wherein Fig. 6 (a) is the assembling exploded view of lower seal structure, and Fig. 6 (b) is the figure after lower seal assembling.Lower seal structure 300 comprises coniform rake machine supporting base 320 and fixed axis 310.Coniform rake machine supporting base 320 is arranged on the bottom of the rake machine 22 on the Frame plate of lowermost, fixed axis 310 axle journal supporting driving shafts 25.
As the bearing construction of hothouse bottom, not arranging has round-ended cylinder outside hothouse, and on the heating resisting metal plate 12 of lowermost, arrange fixed axis 310, arranges coniform rake machine supporting base 320 further at the root of fixed axis 310, and installs rake machine 22.As utilizing illustrated by Fig. 5, by being fixed by pin 26a, suspension strut is configured on the suspension element 26 on hothouse 20 top in upper end each driving shaft 25.Therefore, because the weight of driving shaft and rake machine is not directly applied to heating resisting metal plate 12, so do not need to run through heating resisting metal plate 12 and with the bearing portion of ground supports driving shaft, in addition, by removing the accumulation position of the dried object in bearing portion, the vertical movement of driving shaft can be prevented.
[4] heater of the heated air of drying device
Fig. 7 is the figure of an example of the stream of the heated air of the hothouse inside represented in the past.In Fig. 7, dotted line represents steam.In the figure 7, the entrance of heated air is configured in the upper side of hothouse, the outlet of heated air is configured in another side, bottom of hothouse.Thus, as shown by arrows in FIG., heated air is consistent with the flow direction of dried object, heated air stream is contacted with dried object.
Fig. 8 is the figure of an example of the stream of the heated air of the hothouse inside representing present embodiment.Drying device shown in Fig. 8 enters from the stage casing of hothouse 20, there are 2 streams of the stream towards epimere and the stream towards hypomere.With in the past such, from hothouse top supply heated air, the method for discharging heated air from bottom is compared, and owing to being divided into 2 streams of upstream and downstream, so heating gas flow can be made to increase, and can relatively make heat gas temperatures reduce.And, due to the flow of heated air can be made to become large, so the lifting of contacting efficiency by dried object and heated air, and drying efficiency is improved.And because heated air enters from stage casing, the gas of low temperature is discharged from epimere and hypomere, so drive division 80 does not need the heat-resisting countermeasure of the heated air tackling high temperature, and, also can prevent the sealing evaporation of water of the epimere sealing mechanism 200 shown in Fig. 5.
Fig. 9 (a) and Fig. 9 (b) is the figure of the example representing heating part.About the heating part 5a shown in Fig. 9 (a), such as heater 30 utilizes the used heat such as cement factory exhaust as thermal source, and heater 32 utilizes deodorizing to be vented as thermal source.In Fig. 9 (b), as thermal source, and utilize the burning and gas-exhausting of combustion furnace 60b, the low-temperature waste heat of partial land productivity from existing factory in heater 32, thus, the fuel sought in heat source furnace is cut down.Like this, in Fig. 9 (a) and Fig. 9 (b), due to heating gas flow can be made to increase, so other thermals source can be utilized, and carry out the drying of dried object with less temperature difference.
Figure 10 is the figure of the 3rd example of the drying device representing present embodiment.In drying device 1B shown in Figure 10, illustrate the circulating fan 27,28 for making heated air circulate to fixed-direction, and comprise the odor removal 60a as combustion furnace.Take combustion furnace as odor removal 60a, then have following difference, that is, utilize heater 90 that the combustion heat is carried out recuperation of heat, recyclegas is heated.Like this, by the heat utilizing recyclegas to burn through burning, heat required in heater 30a can be made to reduce.
And drying device 1B comprises cooling device 150.Cooling device 150, when the transpiring moisture produced from dried object reduces, forms steam ambient by water spray, thus can prevent the heating of dried object and catch fire.
Figure 11 is the figure of an example of the drying means of the drying device representing present embodiment.First, the drying process (S101 ~ S105) of dried object is described.Drying device 1 is the conveyance plane (S101) dried object being supplied to uppermost from dried object introducing port 120a.Conveyance plane utilize heated air carry out drying (S102) to dried object.Utilize rake machine in conveyance plane, carry the dried object of drying, and in the end of conveyance plane, utilize rake machine to make the dried object of drying fall to the conveyance plane (S103) of hypomere from opening.The dried object falling to lowermost is discharged from handled thing outlet 120b as treated object, obtains cooling (S104) at cooling end, after cooling, discharges (S105) from drying device.
Then, the heating (S201 ~ S205) of heated air is described.Drying device 1 supplies the heated air (S201) after the heating of heating part from the gas supply port 120c in the stage casing being positioned at hothouse.To contact with dried object and the heated air obtaining low temperature is discharged (S202) from the gas discharge outlet 120d being positioned at epimere and the gas discharge outlet 120e that is positioned at hypomere.The heated air discharged obtains heating (S203) in heater 30.Make the heated air partial combustion from hothouse 20 discharge and carry out deodorizing or innoxious (S204).Transpiring moisture in hothouse 20 reduces, to heated air for feedwater, and prevent the heating of dried object and catch fire (S205).
Embodiment discussed above is just enumerated as typical case, those skilled in the art are when understanding the combination of inscape of described each embodiment, distortion and change, if and be those skilled in the art, should understand and can not depart from principle of the present invention and invention scope, and carry out the various distortion of described embodiment.
Claims (6)
1. a drying device, utilize heated air to carry out drying to dried object, described drying device comprises:
Hothouse, has axis hole on the top of described hothouse;
Multiple conveyance plane, is arranged in described hothouse, and has opening and axis hole;
Many driving shafts, run through described axis hole;
Rake machine, is arranged on around described many driving shafts, by rotating, and described dried object is transported from the end side of described conveyance plane to another side, and makes described dried object fall to the described conveyance plane being positioned at hypomere from described opening;
Drive division, on the top of described hothouse, makes described driving shaft rotate; And
Fixed axis, is arranged on the described conveyance plane of the lowermost of described hothouse; And
The inflow entrance of described heated air is the stage casing being configured in described hothouse, and has outlet to discharge and the gas of low temperature inner by described hothouse at the epimere of described hothouse and hypomere.
2. drying device according to claim 1, comprising:
Odor removal, makes the heated air partial combustion of discharging from the outlet of described hothouse, and carries out deodorizing or innoxious; And
Heater, makes the heated air in described odor removal after burning, carries out heat exchange with the heated air of described discharge, and discharge the heated air after described burning.
3. drying device according to claim 1 and 2, also comprises water supply unit cooling device, and this water supply unit cooling device, when described dried object reduces, supplies feedwater to described heated air.
4. a drying means utilizes heated air to carry out the drying means of dry drying device to dried object,
Described drying device comprises:
Hothouse, has axis hole on the top of described hothouse;
Multiple conveyance plane, is arranged in described hothouse, and has opening and axis hole;
Many driving shafts, run through described axis hole;
Rake machine, is arranged on around described many driving shafts, by rotating, and described dried object is transported from the end side of described conveyance plane to another side, and makes described dried object fall to the described conveyance plane being positioned at hypomere from described opening;
Drive division, on the top of described hothouse, makes described driving shaft rotate;
Fixed axis, is arranged on the described conveyance plane of the lowermost of described hothouse; And
Heater, heats described heated air;
And described drying means comprises the following steps:
The gas after described heating is supplied from the inflow entrance of described heated air in the stage casing being configured in described hothouse;
The dried object being positioned in described conveyance plane is made to contact described heated air and carry out drying;
Utilize described rake machine, described dried object is fallen to be positioned at the described conveyance plane of hypomere;
By the described heated air of low temperature by described hothouse inside, discharge from the outlet of the epimere and hypomere that are arranged on described hothouse; And
Utilize the gas of the low temperature of discharging described in described heating devices heat.
5. drying means according to claim 4, wherein said drying device also comprises odor removal, and this odor removal makes heated air partial combustion, and carries out deodorizing or innoxious,
And this drying means is further comprising the steps of:
Described odor removal makes the heated air partial combustion of discharging from described outlet;
Described heater makes the heated air in described odor removal after burning, carries out heat exchange with the heated air of described discharge; And
Described heater discharges the heated air after described burning.
6. the drying means according to claim 4 or 5, wherein said drying device also comprises water supply unit cooling device, and this water supply unit cooling device supplies feedwater to described heated air, and
The moisture of described water supply unit cooling device in described hothouse reduces, to described heated air for feedwater.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012201179A JP2014055728A (en) | 2012-09-13 | 2012-09-13 | Drier and drying method for the same |
| JP2012-201179 | 2012-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103673551A CN103673551A (en) | 2014-03-26 |
| CN103673551B true CN103673551B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310073764.9A Expired - Fee Related CN103673551B (en) | 2012-09-13 | 2013-03-07 | Drying device and drying means thereof |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2014055728A (en) |
| KR (1) | KR101615674B1 (en) |
| CN (1) | CN103673551B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016004028A (en) * | 2014-06-19 | 2016-01-12 | 京葉瓦斯株式会社 | Dew-point measuring adapter and gas dew-point meter using the same |
| JP6367439B1 (en) * | 2017-07-25 | 2018-08-01 | 株式会社西原環境 | Dehumidifying and drying equipment |
| CN108775791A (en) * | 2018-06-25 | 2018-11-09 | 安庆友仁电子有限公司 | A kind of crystal slab high efficiency drying equipment |
| KR102052632B1 (en) * | 2018-12-26 | 2019-12-05 | 김주섭 | Dry apparatus for spent mushroom substrate |
| CN111306915B (en) * | 2019-10-09 | 2021-11-26 | 农业农村部南京农业机械化研究所 | Drying machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0271900A (en) * | 1988-09-06 | 1990-03-12 | Jgc Corp | Multistage drier |
| JP2004174426A (en) * | 2002-11-28 | 2004-06-24 | Asia Plant Service Kk | Waste treatment apparatus |
| JP2007163046A (en) * | 2005-12-14 | 2007-06-28 | Azu Kiyaria Kk | Multistage dryer |
| JP2009082795A (en) * | 2007-09-28 | 2009-04-23 | Kenzo Takahashi | Garbage dryer |
| CN102345972A (en) * | 2010-07-29 | 2012-02-08 | 绿色科技有限公司 | Drying machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3782424B2 (en) * | 2004-02-24 | 2006-06-07 | アズ・キャリア株式会社 | Multistage dryer |
-
2012
- 2012-09-13 JP JP2012201179A patent/JP2014055728A/en active Pending
-
2013
- 2013-03-07 CN CN201310073764.9A patent/CN103673551B/en not_active Expired - Fee Related
- 2013-03-11 KR KR1020130025605A patent/KR101615674B1/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0271900A (en) * | 1988-09-06 | 1990-03-12 | Jgc Corp | Multistage drier |
| JP2004174426A (en) * | 2002-11-28 | 2004-06-24 | Asia Plant Service Kk | Waste treatment apparatus |
| JP2007163046A (en) * | 2005-12-14 | 2007-06-28 | Azu Kiyaria Kk | Multistage dryer |
| JP2009082795A (en) * | 2007-09-28 | 2009-04-23 | Kenzo Takahashi | Garbage dryer |
| CN102345972A (en) * | 2010-07-29 | 2012-02-08 | 绿色科技有限公司 | Drying machine |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101615674B1 (en) | 2016-04-26 |
| CN103673551A (en) | 2014-03-26 |
| JP2014055728A (en) | 2014-03-27 |
| KR20140035236A (en) | 2014-03-21 |
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