CN103836892A - Compact aqueous solid material drying device - Google Patents
Compact aqueous solid material drying device Download PDFInfo
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- CN103836892A CN103836892A CN201410100900.3A CN201410100900A CN103836892A CN 103836892 A CN103836892 A CN 103836892A CN 201410100900 A CN201410100900 A CN 201410100900A CN 103836892 A CN103836892 A CN 103836892A
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Abstract
The invention relates to a compact aqueous solid material drying device which comprises a stirring mixer and N spiral conveying drying devices. The stirring mixer is used for stirring aqueous solid materials with carrying balls. The numbers of the N spiral conveying drying devices are S1, S2...Sn respectively in sequence, wherein n is larger than or equal to one but smaller than or equal to N and N is larger than or equal to two. Air drying is carried out on the materials in the spiral conveying drying devices. A material inlet of the S1 is communicated with an outlet of a material and carrying ball mixture of the stirring mixer. A material outlet of the Sn is communicated with a sieving device. The Sn and the Sn-1 are arranged in a crossed mode and opposite in inclination directions, or the Sn is located below the Sn-1, so that a material outlet of the Sn-1 is higher than a material inlet of the Sn and the material outlet of the Sn-1 is communicated with the material inlet of the Sn through a discharging pipe. The sieving device is communicated with a carrying ball returning pipeline. The carrying ball returning pipe is used for returning the sieved carrying balls to the stirring mixer. The number of the carrying balls is multiple. The carrying balls are mixed with the aqueous solid materials under the working state and exist in a spiral air flow channel of the stirring mixer and/or spiral air flow channels of all the spiral conveying drying devices.
Description
Technical field
The invention belongs to drying device field.
Background technology
Water-containing materials (claiming again wet stock or material to be dried) is carried out to dry method and in general have two kinds.The one, forced evaporation, under normal pressure, temperature of charge is heated to 100C, moisture transfers gaseous state to from liquid state, this phase transition process lot of energy, its characterising parameter is gasification latent heat, under an atmospheric pressure (0.1MPa), the latent heat of vaporization of the water 100 DEG C time is 2257.2kJ/kg, specific heat of water holds for 4.2kJ/kg by contrast, and in other words, the energy that moisture gasification consumes is that the identical water yield is elevated to more than 5 times of 100C institute energy requirement from 0C.This is the main cause that causes forced evaporation high energy consumption, and the Typical Representative of forced evaporation is until dryout by boiled water.
Second method is natural evaporation, also referred to as air-dry, at the temperature of the atmospheric boiling point lower than water (100 DEG C), make air flow through water-containing materials, because material water ratio is higher than airborne moisture content, according to diffusion law, water nature spreads from concentration eminence to concentration lower, moisture in material slowly spreads and is progressively dried in air, and Typical Representative is drying of wet clothes.
The advantage of forced evaporation is that equipment is simple and rapidly dry, and its shortcoming is that energy consumption is large; The advantage of natural evaporation is: owing to having avoided gasification latent heat, so the energy consumption of dry run is very low, its shortcoming is slow-drying and equipment complexity.
Visible, in low energy consumption with between being dried rapidly, exist contradiction.
Chinese patent " cyclone hot air drier " (application number 02149402) discloses a kind of technology path of heated-air drying+helical feed, but this patent is used helical blade directly to carry material to be dried, but there is the shortcoming in certain operations: first, dried material easily hardens on the surface of helical blade, is difficult for departing from; The second, abundant material to be dried can not be stirred, and causes its inside to be difficult to dry rapidly.
Another patent (PCT/CN2014/000060) of the applicant application relates to a kind of use carries ball and comes the water-bearing solid material drying device of drying aid, its drying effect and energy-saving effect are good, be particularly suitable for the water-bearing solid material of dry thickness, but the size of its spiral dryer is larger, be suitable as the outdoor use of industrially drying device or use in plant building, but while being used for indoor use as washing-free toilet, some takes up room.
Therefore, this area needs a kind of low energy consumption, the rapid drying device of efficient and compact conformation.
Above-mentioned target realizes by device of the present invention.
Summary of the invention
A first aspect of the present invention provides a kind of compact water-bearing solid material drying device, and it comprises with lower member:
Mixer (7), its for by water-bearing solid material with carry together with a ball is stirred in, the outlet which is provided with material inlet, carries ball entrance and material and year ball mixture;
N helical feed drier, number consecutively is S
n, wherein n and N are natural number, 1≤n≤N and N>=2; Each helical feed drier comprises closed shell and is placed in the spiral conveying blade in this shell, this spiral conveying blade can rotate under the drive of main shaft, and form helical duct between this spiral conveying blade and described closed shell, each helical feed drier two ends is all provided with material inlet and material outlet, described material inlet also as air outlet slit and material outlet also as air intake, or described material inlet also as air intake and material outlet also as air outlet slit; First helical feed drier S
1material inlet be communicated with the material outlet of described mixer (7), N helical feed drier S
nmaterial outlet be communicated with screening plant (8); Wherein n helical feed drier S
nwith n-1 helical feed drier S
n-1arranged crosswise and incline direction are contrary, or n helical feed drier S
nbe positioned at n-1 helical feed drier S
n-1below, and in above-mentioned two situations each, make n-1 helical feed drier S
n-1material outlet higher than n helical feed drier S
nmaterial inlet, and be communicated with tremie pipe between the two; Described screening plant (8) is communicated with a year ball Returning pipe (9), and wherein this screening plant (8) separates with drying solid material screening for carrying ball, carries ball Returning pipe (9) for the ball that carries after screening is turned back to described mixer (7);
Carry ball (11), its number is multiple, and it mixes and be present in the helical airflow passages of described mixer and/or all helical feed driers with described water-bearing solid material down in working order.
Accompanying drawing summary
The following drawings only provides for being convenient to understand object of the present invention, does not limit the present invention in any way.
Fig. 1 is the structural representation that the use shown in the applicant's last patent application (PCT/CN2014/000060) is carried ball and come the water-bearing solid material drying device of drying aid.
Fig. 2 is the various possible shape schematic diagram that carries ball using in the present invention.
Fig. 3-1 is the schematic diagram of the arranged crosswise relation of N helical feed drier in compact water-bearing solid material drying device of the present invention to 3-3.Wherein Fig. 3-1st, front view, Fig. 3-2nd, the A in Fig. 3-1 shown in arrow is to view (left view), Fig. 3-3rd, the B in Fig. 3-1 shown in arrow is to view (right view).
Fig. 4 is the schematic diagram of a kind of embodiment of heat energy accumulator of the present invention.
Fig. 5-1 and Fig. 5-2nd, the schematic diagram of the relation that is arranged in parallel of N helical feed drier in compact water-bearing solid material drying device of the present invention.
Fig. 6 is the schematic diagram with the relation that flows to of each material in the preferred embodiment of heat energy accumulator.
Wherein each Reference numeral implication is as follows:
1, shell; 2, spiral conveying blade; 3, main shaft; 4, rotating driving device (motor and decelerator); 5, dry air entrance; 6, humid air outlet; 7, mixer; 8, screening plant; 9, carry ball backward channel; 10, drying solid material container; 11, carry ball; 12, toilet; 13, humid air after-treatment device; 14, helical feed drier; 15, water-bearing solid material entrance; 16, drying solid material outlet; 17, helical duct; 18, heat energy accumulator; S1～S4, first to fourth helical feed drier; C12, C23 and C34, tremie pipe; C45, year ball Returning pipe; T1～Tn, public lavatory toilet; TR1～TR2: transmission device; M, motor.
Detailed Description Of The Invention
The present invention relates to a kind of compact water-bearing solid material drying device, below in conjunction with accompanying drawing, its included member is described in detail.
In device of the present invention, mixer 7, for water-bearing solid material is mixed with a year ball, is generally provided with the material inlet of water-bearing solid material, the outlet of carrying ball entrance and material and year ball mixture on it.This mixer can be the mixer with paddle, and water-bearing solid material is discharged from the outlet of mixer bottom after mixing with year ball.This mixer also can be conventional conveying worm, water-bearing solid material stirs while is transferred with carrying a ball under the effect of helical blade, and outlet discharge from the side.Preferably, this mixer is conventional conveying worm.In the present invention, described water-bearing solid material can be any moisture solid material, for example human and animal excreta, mud, rubbish from cooking, etc.In preferred embodiments, described mixer (7) is connected to toilet 12(toilet seat or squatting pan), described water-bearing solid material is ight soil, compact water-bearing solid material drying device of the present invention can be used as the use of family expenses washing-free toilet.
In device of the present invention, the internal structure of each in N helical feed drier is by as represented in carried out globality with Reference numeral 14 in Fig. 1, it comprises closed shell 1 and is placed in the spiral conveying blade 2 in this shell, this spiral conveying blade can rotate under the drive of main shaft 3, and form helical duct 17 between this spiral conveying blade 2 and described closed shell 1, the two ends of this helical duct are respectively equipped with material inlet 15 and material outlet 16, described material inlet also as air outlet slit and material outlet also as air intake, or described material inlet also as air intake and material outlet also as air outlet slit, this depends on that the way of contact between material and air is that counter current contacting or following current contact.Wherein main shaft 3 rotates under the driving of for example motor of rotating driving device and decelerator, and drives spiral conveying blade 2 to rotate.The diameter of this spiral conveying blade and the internal diameter of shell are approaching as far as possible, to reduce the gap between blade outer rim and outer casing inner wall.The benefit of doing is like this solid material to be unlikely from a upper blade edge be scattered to next blade, prevent solid material back-mixing, and can make the flow path of air in helical duct long as far as possible, reduce gas short circuit, make between air and solid material contact abundant as far as possible.
The arrangement that a feature of the present invention is N helical feed drier is very compact, as shown in Figure 3 and Figure 4.Wherein N is the number of the helical feed drier in the present invention, N >=2, for example N=3,4,5,6,7,8 or larger natural number.Preferably N is even number.For convenience, first helical feed drier is numbered to S
1, second helical feed drier is numbered to S
2, the like, n helical feed drier is numbered to S
n, N helical feed drier is numbered to S
n.First helical feed drier S
1the material of material inlet and described mixer (7) be communicated with the outlet of carrying ball mixture, N helical feed drier S
nmaterial outlet be communicated with screening plant (8); Wherein n helical feed drier S
nwith n-1 helical feed drier S
n-1arranged crosswise and incline direction are contrary, to make n-1 helical feed drier S
n-1material outlet higher than n helical feed drier S
nmaterial inlet, and between the two with tremie pipe be communicated with, make material under Action of Gravity Field from n-1 helical feed drier S
n-1material outlet drop to n helical feed drier S
nmaterial inlet.In a preferred embodiment of the invention, as n helical feed drier S
nwith n-1 helical feed drier S
n-1arranged crosswise and incline direction are contrary and in the time of n>=3, n helical feed drier S
nwith n-2 helical feed drier S
n-2spatially be arranged in parallel, for example, parallel to each other between odd number helical feed drier, parallel to each other between even number spiral dryer.Or, as n helical feed drier S
nbe positioned at n-1 helical feed drier S
n-1below and n>=2 o'clock, n helical feed drier S
nwith n-1 helical feed drier S
n-1spatially be arranged in parallel, and in a kind of preferred embodiment, each helical feed drier is horizontally disposed in parallel with each other, so that compact on space.At each helical feed drier in parallel with each other in horizontally disposed preferred embodiment, multiple mixers can also be set to be communicated with the highest helical feed drier, described multiple mixer can be for example multiple toilets, in this case, compact water-bearing solid material drying device of the present invention can be used as and exempts from water-flushing public lavatory for many people simultaneously.
The intersection layout of N of the present invention helical feed drier or parallel arrangement make N of the present invention helical feed drier very compact in space layout, for example can be by four helical feed drier compact Layout being similar in the space of washing machine size, this has saved the bulk of equipment greatly.
In device of the present invention, configure annexation between material gateway and the air gateway of each helical feed drier to make:
Solid material series connection motion in whole helical feed driers (is the solid material S that flows through successively
1, S
2..., S
n..., S
n) and air also series connection motion in whole helical feed driers, and counter current contacting between material and air (is the air S that flows through successively
n, S
n-1..., S
n..., S
1) or following current contact (be the air S that flows through successively
1, S
2..., S
n..., S
n), all the connect benefit of motion of solid material and air is that the utilization ratio of dry air is high; Or,
Solid material series connection motion in whole helical feed driers (is the solid material S that flows through successively
1, S
2..., S
n..., S
n), but air parallel kinematic in each helical feed drier, the air intake of each helical feed drier is connected to dry air source and air outlet slit empties to atmosphere independently independently; In each helical feed drier, between material and air, counter current contacting or following current contact, and it is fast that solid material series connection motion but the benefit of air parallel kinematic are rate of dryings.
In device of the present invention, carry out drying aid with numerous years balls, this year ball is lower in working order to be mixed and is present in described mixer and/or described helical airflow passages with described water-bearing solid material.The surface of described year ball or smooth, or there is multiple pits or multiple projection, or described year ball has hollow structure.Several possible shapes of carrying ball are shown in Fig. 2, can also have adopted other shapes but carry ball.Wherein, Fig. 2 a is common medicine ball; Fig. 2 b is the medicine ball of ball surface with numerous thrusts; Fig. 2 c is the medicine ball of ball surface with numerous pits; Fig. 2 d is the hollow ball with numerous openings, is full of the porous material that allows air flow stream to cross in it; Fig. 2 e is the hollow ball with numerous openings, is full of and can absorbs the close material that keeps moisture in it; Fig. 2 f is the hollow ball with numerous openings; Fig. 2 g is the outside hollow ball with numerous openings, and its inside has several inner medicine balls; Fig. 2 h is the outside hollow ball with numerous openings, has an inside medicine ball of being made up of close material in it; Wherein in Fig. 2 c to Fig. 2 h, left figure is three-dimensional view, and right figure is cross sectional view.It is spherical that described year ball is preferably, because the spherical ball that carries is convenient to flow and carry.But when carrying bulb diameter hour, be now called " particle " perhaps more suitable, it also can be other shapes, for example irregular shape.The concrete shape that carries ball is had no particular limits, as long as it is convenient to flow and carry.The effect of carrying ball is fully to mix with water-bearing solid material, and glues and carry a part of water-bearing solid material in its surface, and the surface area that water-bearing solid material is contacted with air increases greatly.The material of carrying ball is not had to particular/special requirement yet, and it can be baton round, metal ball, Ceramic Balls, stone ball, etc., or its mixture.In preferred embodiments, carry the material density of ball more preferably greater than the density of water, like this, cross when rare when water-bearing solid material, carry a ball and be unlikely because floating over rare material top its bearing capacity is declined.Carry ball can be rigid ball or be elastic ball.
In the preferred embodiment of drying device of the present invention, it also comprises screening plant 8, and this screening plant 8 is positioned at N helical feed drier S
nthe downstream of solid material outlet, separate with dried drying solid material screening for carrying ball.Preferably, this screening plant is vibratory sieve.
In the preferred embodiment of drying device of the present invention, it also comprises: carry ball Returning pipe 9, the two ends of this year ball Returning pipe 9 are connected to respectively screening plant 8 and mixer 7, for the ball that carries after screening is turned back to described mixer 7.
In the preferred embodiment of drying device of the present invention, it also comprises drying solid material container 10, and this drying solid material container 10, for storing the drying solid material after screening, and is optionally killed the microorganism in drying solid material by high temperature.This high temperature can be set to more than 100 DEG C, also can be set as more than 120 DEG C, to improve microorganism killing efficiency.This high temperature can maintain with electrical heating or solar energy heat collection pipe, preferably uses solar energy heat collection pipe, because more energy-conservation like this.
In the context of the present invention, for water-bearing solid material is carried out to dry air from dry air source.Wherein said dry air source is surrounding air or the air through heating, and the wherein said air through heating is selected from the air of flue gas, electrically heated air, solar energy heating or the air after heat energy accumulator heating.For example, in the time that ambient air temperature is high (sunny summer or in the torrid zone or subtropical zone), directly environment for use air is as dry air source; In the time that ambient air temperature is low (for example overcast and rainy or night) can use through heating air as air-source, for example use industry or family's flue gas to realize UTILIZATION OF VESIDUAL HEAT IN.In order farthest to utilize solar energy, reduce the dependence to other energy, in a preferred embodiment of the invention, use the air directly heating through solar heater as dry air source.In order also to use solar energy at night, in the preferred embodiments of the invention, also adopted heat energy accumulator that the solar energy on daytime is stored, for night heating environment air described dry air source is provided.In wherein said heat energy accumulator, be provided with hot water storage tank, have the hot water from solar water heater, daytime, water was heated to very high temperature under the heat effect of solar water heater, and was stored in this hot water barrel.Because hot water barrel's capacity is very large, the large heat storage capacity of specific heat of water is strong and hot water barrel is surrounded by insulation material outward, carrys out heating environment air therefore this hot water barrel still can be used as thermal source at night.This hot water storage tank inside or outer wall are provided with air-coil, and surrounding air by this hot water heating, becomes described air after heat energy accumulator heating in the time flowing through this coil pipe.
In the preferred embodiment of drying device of the present invention, it also comprises: be arranged on the fan (not shown) in each air intake or exit, for air blast or air inducing in helical duct.This fan can be using solar cell as driving force.
In the preferred embodiment of drying device of the present invention, it also comprises and is separately positioned on the air intake of each helical feed drier and the hygrometer at air outlet slit place, or is only arranged on the air intake that is communicated with dry air source and/or directly to the hygrometer at the air outlet slit place of discharged air in atmosphere; And/or it also comprises the humid air after-treatment device (13) being arranged on directly to the air outlet slit place of discharged air in atmosphere, this humid air after-treatment device (13) is selected from ultraviolet disinfection lamp or deodorization filter.Wherein, it is to be convenient to monitor humidity that hygroscopic effect is set, and can adjust accordingly the inlet of dry air or the rotating speed of main shaft, to reach desirable dry materials degree and drying time.Wherein humid air after-treatment device for humid air is carried out to necessary post processing, for example, adopts ultraviolet disinfection lamp to carry out disinfection to humid air, or adopts deodorization filter to carry out deodorization to humid air, to meet the requirement of environmental emission.
In the preferred embodiment of drying device of the present invention, the enclosure of described helical feed drier can be surrounded by insulation material.
Referring to each accompanying drawing, the course of work of compact drying device of the present invention is as described below.
First,, together with in mixer, water-bearing solid material being stirred in multiple years balls, make each year sticky this water-bearing solid material of a part that is loaded with in ball surface.Wherein the equipment such as mixer, year ball is as noted before; Then,
Above-mentioned water-bearing solid material and the mixture that carries ball are sent into first helical feed drier S
1in, and screw in helical duct between the closed shell of this helical feed drier and the spiral conveying blade in it, meanwhile, in this helical duct, pass into air, this air with water-bearing solid material adverse current or and stream mode carry out air-dry to this water-bearing solid material.Wherein, in helical duct, a material part is evenly distributed on spiral conveying blade, and a part is sticky to be loaded on numerous years balls, and on the sticky inwall that carries shell of a part, the contact area of itself and air will increase greatly.Dry air spirals mobile along helical duct, blow over the inwall and the spiral conveying blade that carry ball, shell, take away the moisture in distribution water-bearing solid material thereon, the humidity of dry air increases gradually and finally discharges from air outlet slit as humid air simultaneously, and this has also realized making full use of dry air.Above 2 points, have greatly improved air-dry efficiency.In addition, along with material is progressively dry, itself and spiral conveying blade surface, inwall and the adhesive force that carries ball surface reduce gradually, along with the follow-up friction that rolls of carrying ball, drying solid material and blade surface, inwall and a year ball surface separate gradually, more approach material outlet, the material coming off is more, forms the dried material mixture that carries ball and disengaging, and has realized the automatically cleaning of spiral conveying blade, year ball and outer casing inner wall.Material is from first helical feed drier S
1outlet enter into second helical feed drier S through tremie pipe
2in, continuation is air-dry by air institute, and enters successively follow-up each helical feed drier S
nin, until from last helical feed drier S
nmaterial outlet discharge, complete dry run.Can also be expelled to independently atmosphere (material series connection from dry air source independently for water-bearing solid material being carried out to dry air, air parallel connection), or the air of this n helical feed drier can be from n+1 helical feed drier S
n+1(material and air are all connected, and counter-current drying) or n-1 helical feed drier S
n-1(material and air are all connected, and concurrent drying).
Year ball and the dried solid material that leave helical feed drier can be sized.This screening process can carry out with any screening facility, for example traditional screen cloth.Preferably vibratory sieve, it can regular vibration under motor drives, especially suitable industrial use.And optionally the drying solid material collection after screening is killed to microorganism wherein in drying solid material container and with high temperature.This high temperature can be set to more than 100 DEG C, also can be set as more than 120 DEG C, to improve microorganism killing efficiency.This high temperature can maintain with electrical heating or solar energy heat collection pipe, preferably uses solar energy heat collection pipe, because more energy-conservation like this.
Then the ball that carries after screening is back in described mixer; This can realize and carry recycling of ball.
The advantage of device of the present invention is as follows:
1, compact conformation, space availability ratio is high, is adapted at using under indoor environment.
2, used helical feed drier and the combination of carrying ball, the contact area of water-bearing solid material and air increases greatly, and dry air is utilized to the fullest, therefore drying efficiency is high.The present invention is especially applicable to the dry of accompanied with sticky water-bearing solid material.Sticky material because its moisture is low, can carry and the property stirred is poor, little with air contact area, be easy to adhere to and the caked feature of plate in dry run with wall, it is dry is a difficult problem always, the present invention is with carrying the delivery vehicles of ball as sticky material, and in course of conveying, spread out spiral conveying blade, outer casing inner wall and carry ball originally with it, solve its conveying and stirred problem, also the surface area that has effectively increased itself and air, has improved its drying efficiency.After dry, be bonded at blade, outer casing inner wall and carry the dried material on ball, carrying under the milling and rub of ball, also be easy to come off and carry with carrying ball with powder type, having solved sticky material in the caked problem of wall upper plate, and made device of the present invention there is automatically cleaning ability.
3, can realize low energy consumption with dry rapidly, this is also that traditional drying equipment and drying means are difficult to get both simultaneously.In the present invention, only need to promote main shaft rotation with the electric energy of little amount, and drive fan or drive vibratory sieve in preferred embodiments, natural air drying effect can be provided, the high energy consumption of having avoided forced evaporation to cause.And above-mentioned electric energy also can provide by outdoor solar panel, this has further reduced the dependence to mains supply.
4,, in the time that drying device of the present invention is used as lavatory, can realizes the bath of exempting from truly, or greatly save amount of flush water.Because have the ball of carrying by playing the effect of bath, ight soil is taken away, and carried out follow-up being dried.This point of exempting to wash by water makes drying device of the present invention not having the area of water supply line or for example remote countryside, water-deficient area or pastoral area independently to use, and this will greatly improve the sanitary condition of rural area.If re-use solar panel as power supply source, when device of the present invention is as lavatory, can come off completely for the dependence of water supply line and power supply grid and independent operating.In addition, dried ight soil, after high temperature killing microorganisms, can realize 100% sterilization, can use as organic fertilizer.
Embodiment
Embodiment only, for illustrating, does not limit the present invention in any way.
In this embodiment, water-bearing solid material is ight soil, and mixer is toilet seat or squatting pan.Wherein ight soil refers to stool and/or urine.Certainly, described ight soil is not limited only to people's ight soil, can be also animal wastes, for example, from the animal wastes of fowl and livestock farm.
This New-type toilet workflow is:
1) one group carries ball 11 and is uniformly mixed in agitator (it is conveying worm) with ight soil/urine mixture, make each year ball carry a small amount of ight soil/urine, be then admitted in the helical feed drier of four arranged crosswise that are serial operation for ight soil and air;
2) in each helical feed drier, rotating driving device 4 drive shaft 3 are rotated and are driven spiral conveying blade 2 to rotate, the ight soil that causes year ball and carry on helical blade 2, rolls or slides and along axial rising, a part of thickness ight soil simultaneously being carried is coated on blade screw 2 and on the inwall of shell 1; Simultaneously, air spirals mobile along helical duct 17, blow over and carry ball and outer casing inner wall and spiral conveying blade, take away the moisture in ight soil and urine, the humidity of dry air increases gradually and finally discharges from air outlet slit, and enter disinfection by ultraviolet light section (this section is not shown), be finally emitted in atmosphere through the humid air of sterilization;
3) along with ight soil is progressively dry, itself and spiral conveying blade surface, outer casing inner wall and the adhesive force that carries ball surface reduce gradually, rolling under rubbing action of follow-up ball, dry ight soil and blade surface, inwall and ball surface separate gradually, more approach material outlet, the ight soil coming off is more, finally forms the dry ight soil mixture of ball and disengaging;
4) mixture that carries ball and dry ight soil that leaves the 4th spiral dryer enters in screening plant and sieves, and the clean ball that carries turns back to mixer 7 along a year ball backward channel 9, again adds circulation; And dry ight soil powder is by the screen cloth bearing container 10 that bleeds, further, heat and be incubated one end time, really to kill the microorganisms such as pathogen, bacterium and parasitic ovum, now dry ight soil becomes good organic fertilizer.
Kitchen residual refuse is a reluctant part in house refuse, and its content of organics is high, and breed bacteria produces peculiar smell, is mingled in the discarded object of other recoverables, has increased the difficulty of follow-up separation and processing.
Utilize application example 1 of the present invention, and the material inlet of mixer is wherein connected to a pulverizer, rubbish from cooking-leftovers etc. is mixed with a year ball as water-bearing solid material to be dried after crushed, all the other treatment steps are identical with embodiment 1, after rubbish from cooking can being dried, are converted to the organic fertilizer through sterilization.
The processing of embodiment 3. all the other water-bearing solid materials
Obviously, water-bearing solid material to be dried is not limited only to ight soil and rubbish from cooking, it can also be the waste residue after waste residue, the Chinese medicine effective component extracting of the mud of plant's fowl poultry discarded object, treatment tank, lake sludge, food fermentation industry, etc., all can utilize apparatus and method of the present invention to process.
When water-bearing solid material relative clean to be dried (substantially containing invasive organism) and water content are when very high, can set up in humid air exit a water vapor condensation device, the water vapor condensation in humid air is become to distilled water, for people to use.If regard seawater or salt lake saline as a kind of special water-bearing solid material, also can to can be regarded as be a kind of sea water desalinating unit of low energy consumption to device of the present invention.
Claims (10)
1. a compact water-bearing solid material drying device, it comprises with lower member:
Mixer (7), its for by water-bearing solid material with carry together with a ball is stirred in, the outlet which is provided with material inlet, carries ball entrance and material and year ball mixture;
N helical feed drier, number consecutively is S
n, wherein n and N are natural number, 1≤n≤N and N>=2; Each helical feed drier comprises closed shell and is placed in the spiral conveying blade in this shell, this spiral conveying blade can rotate under the drive of main shaft, and form helical duct between this spiral conveying blade and described closed shell, each helical feed drier two ends is all provided with material inlet and material outlet, described material inlet also as air outlet slit and material outlet also as air intake, or described material inlet also as air intake and material outlet also as air outlet slit; First helical feed drier S
1the material of material inlet and described mixer (7) be communicated with the outlet of carrying ball mixture, N helical feed drier S
nmaterial outlet be communicated with screening plant (8); Wherein n helical feed drier S
nwith n-1 helical feed drier S
n-1arranged crosswise and incline direction are contrary, or n helical feed drier S
nbe positioned at n-1 helical feed drier S
n-1below, and make in above-mentioned two situations each n-1 helical feed drier S
n-1material outlet all higher than n helical feed drier S
nmaterial inlet, and be communicated with tremie pipe between the two; Described screening plant (8) is communicated with a year ball Returning pipe (9), and wherein this screening plant (8) separates with drying solid material screening for carrying ball, carries ball Returning pipe (9) for the ball that carries after screening is turned back to described mixer (7);
Carry ball (11), its number is multiple, and it mixes and be present in the helical airflow passages of described mixer and/or all helical feed driers with described water-bearing solid material down in working order.
2. according to the compact water-bearing solid material drying device of claim 1, wherein N is even number.
3. according to the compact water-bearing solid material drying device of claim 1, wherein: configure annexation between material gateway and the air gateway of each helical feed drier to make:
Solid material is the also series connection motion in whole helical feed driers of series connection motion and air in whole helical feed driers, and between material and air, counter current contacting or following current contact; Or,
Solid material series connection motion in whole helical feed driers, but air parallel kinematic in each helical feed drier, the air intake of each helical feed drier is connected to dry air source and air outlet slit empties to atmosphere independently independently; In each helical feed drier, between material and air, counter current contacting or following current contact.
4. according to the compact water-bearing solid material drying device of any one in claim 1-3, it also comprises drying solid material container (10), this drying solid material container (10) is positioned at the downstream of described screening plant (8), for storing the drying solid material after screening, and optionally kill the microorganism in drying solid material by high temperature.
5. according to the compact water-bearing solid material drying device of any one in claim 1-3, it also comprises and is separately positioned on the air intake of each helical feed drier and the hygrometer at air outlet slit place, or is only arranged on the air intake that is communicated with dry air source and/or directly to the hygrometer at the air outlet slit place of discharged air in atmosphere; And/or it also comprises the humid air after-treatment device (13) being arranged on directly to the air outlet slit place of discharged air in atmosphere, this humid air after-treatment device (13) is selected from ultraviolet disinfection lamp or deodorization filter.
6. according to the compact water-bearing solid material drying device of any one in claim 1-3, wherein said year ball surperficial or smooth or there is multiple pits or multiple projection, or ball had hollow structure in described year, or within described year, ball has hollow structure and the inner porous material that is filled with maybe can absorb the close material of maintenance moisture or less spheroid, or the combination of above various situations.
7. according to the compact water-bearing solid material drying device of any one in claim 1-3, wherein said dry air source is surrounding air or the air through heating, and the wherein said air through heating is selected from the air of flue gas, electrically heated air, solar energy heating or the air after heat energy accumulator heating.
8. according to the compact water-bearing solid material drying device of claim 7, in wherein said heat energy accumulator, be provided with hot water storage tank, this hot water is from solar water heater, this hot water storage tank inside or outer wall are provided with air-coil, surrounding air by this hot water heating, becomes described air after heat energy accumulator heating in the time flowing through this coil pipe.
9. according to the compact water-bearing solid material drying device of claim 1, wherein said mixer (7) is toilet seat or squatting pan, and described water-bearing solid material is ight soil.
10. according to the compact water-bearing solid material drying device of claim 1, wherein as n helical feed drier S
nwith n-1 helical feed drier S
n-1arranged crosswise and incline direction are contrary and in the time of n>=3, n helical feed drier S
nwith n-2 helical feed drier S
n-2spatially be arranged in parallel; Or as n helical feed drier S
nbe positioned at n-1 helical feed drier S
n-1below and n>=2 o'clock, n helical feed drier S
nwith n-1 helical feed drier S
n-1spatially be arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410100900.3A CN103836892A (en) | 2014-03-18 | 2014-03-18 | Compact aqueous solid material drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410100900.3A CN103836892A (en) | 2014-03-18 | 2014-03-18 | Compact aqueous solid material drying device |
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| CN103836892A true CN103836892A (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410100900.3A Pending CN103836892A (en) | 2014-03-18 | 2014-03-18 | Compact aqueous solid material drying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470106A (en) * | 2019-09-03 | 2019-11-19 | 海南电网有限责任公司电力科学研究院 | A kind of power cable moisture removal platform and method |
| CN111039541A (en) * | 2020-01-21 | 2020-04-21 | 沈阳金利洁环保科技股份有限公司 | Process and method for drying and reducing human excrement |
| CN112556317A (en) * | 2020-12-08 | 2021-03-26 | 安徽森淼实业有限公司 | A drying equipment for hydroxypropyl methyl cellulose production |
-
2014
- 2014-03-18 CN CN201410100900.3A patent/CN103836892A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470106A (en) * | 2019-09-03 | 2019-11-19 | 海南电网有限责任公司电力科学研究院 | A kind of power cable moisture removal platform and method |
| CN111039541A (en) * | 2020-01-21 | 2020-04-21 | 沈阳金利洁环保科技股份有限公司 | Process and method for drying and reducing human excrement |
| CN112556317A (en) * | 2020-12-08 | 2021-03-26 | 安徽森淼实业有限公司 | A drying equipment for hydroxypropyl methyl cellulose production |
| CN112556317B (en) * | 2020-12-08 | 2022-07-12 | 安徽森淼实业有限公司 | A drying equipment for hydroxypropyl methyl cellulose production |
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Application publication date: 20140604 |