The content of the invention
The present invention is to overcome deficiency of the prior art, there is provided a kind of that effectively a large amount of aqueous sludge can be carried out
Drying and other treatment, drying process continuous-stable, drying efficiency are high, and the sludge that overall desiccation uniformity coefficient is high, desiccation works well is thin
Broken boiling desiccation apparatus.
To achieve these goals, the present invention uses following technical scheme:
A kind of sludge boiling desiccation apparatus in small, broken bits, including incinerator, secondary combustion chamber, the main cylinder of horizontal desiccation and be used for
The frame of the main cylinder of desiccation is positioned, one end top of the main cylinder of desiccation is provided with heat smoke import, and other end top is provided with wet flue gas outlet,
Incinerator gas outlet connects with secondary combustion chamber air inlet, secondary combustion chamber gas outlet and heat smoke inlet communication, and described is dry
Change the rotor main shaft that be provided with main cylinder and can be rotated relative to the main cylinder of desiccation, described frame is provided with the axle for positioning rotor main shaft
Bearing, described frame is provided with the spindle drive motor being connected with rotor main shaft by decelerator, is set on the main cylinder of desiccation
The one end for putting heat smoke import is provided with sludge inlet, and the main cylinder of described desiccation is provided with away from the bottom of sludge inlet end
Sludge discharge hole, sludge discharge hole is connected with incinerator charging aperture, and described rotor main shaft is provided with multiple stirring catch bars, institute
The stirring catch bar stated is arranged in the shape of a spiral along rotor main shaft.
The sludge of moisture content 80% or so, after entering the main cylinder of desiccation through high pressure screw pump, is stirred by the stirring catch bar on rotor
Mix, smash, increase specific surface area, heat smoke is contacted with sludge, merged by the heat smoke import of the main cylinder one end of desiccation, and right
Sludge carries out high-temperature heating, by heat exchange so that water evaporation in sludge, is easy to the Quick uniform desiccation of sludge.Broken
Sludge becomes the sludge fritter with water, easily boiling, and because stirring the promotion of catch bar, is equably gone out to sludge with certain speed
Material mouth is moved.After heat smoke is heated to sludge, substantial amounts of vapor is mixed with, bulk temperature decreases, becomes wet cigarette
Gas, wet flue gas can be exported from wet flue gas and discharged.Enter in incinerator by the sludge after desiccation and burn, the heat smoke and energy of generation
Entering into sludge higher to moisture content in the main cylinder of desiccation carries out desiccation, so as to realize above-mentioned circulation.
Preferably, described sludge discharge hole lower section is provided with secondary desiccation apparatus, described secondary desiccation apparatus include
The one separation desiccation cylinder that can be rotated along own axes, the described desiccation cylinder that separates is in up big and down small circular cone shape, separates desiccation
The big mouth of cylinder is connected with sludge discharge hole.After sludge is through a desiccation desiccation of main cylinder, moisture content is greatly lowered, but still can contain
A small amount of moisture, through a sludge for desiccation, falls through into separation desiccation cylinder, and it is rotation to separate desiccation cylinder, therefore to sludge
With centrifugation whipping effect, sludge is got rid of on desiccation cylinder inwall is separated due to centrifugal force, forms relatively thin sludge blanket, while
Also because water content reduces and clashed into and become more in small, broken bits, sludge has just left the main cylinder of desiccation, still temperature to sludge in addition
It is higher, therefore, further evaporated by the water in the even sludge of further centrifugal drying, reach the effect of secondary desiccation.
Preferably, described separation desiccation cylinder is outer to be arranged with cartridge heater, described heating medial wall of the tube, upper lower bottom part with
The dry chamber of formation second heat between desiccation cylinder lateral wall is separated, the dry chamber of described second heat is provided with heat supply mouthful, gas outlet, and one wet
The two ends of fume pipe connect heat supply mouthful, wet flue gas outlet respectively, between described sludge discharge hole and the big mouth for separating desiccation cylinder
It is provided with thermal protection wireway.Sludge from sludge discharge hole discharge when, be concentrated mainly on sludge discharge hole near sludge inlet one
Portion, the remainder of sludge discharge hole is substantially no sludge, equivalent to a small airway.Thermal protection wireway can be with
Small airway is separated substantially with the external world.Sludge can also produce substantial amounts of heat steam in secondary drying process, and these heat steams lead to
Cross thermal protection wireway to back up, finally the wet flue gas with the main cylinder of desiccation are merged.In sum, sludge is by sludge discharge hole
To separating during desiccation cylinder due to the insulation blocking of thermal protection wireway, fast cooling is difficult, and wet flue gas runner can be with
Unified.Why not wet flue gas spend, from after wet flue gas outlet discharge still with temperature very high, about 170 to 240
It can directly be utilized again, because it is aqueous too many in it, if again merging it with sludge, effect is evaporated to sludge
It is very poor.It is right by the heat transfer for separating desiccation cylinder barrel and after being provided with the dry chamber of second heat, high temperature wet flue gas enter in it
Sludge carry out it is secondary be evaporated, then coordinate and separate desiccation cylinder sludge whipping is spread out into function in inner tube wall, heating evaporation effect pole
Good, the program takes full advantage of the heat of wet flue gas, but shields the big counter productive of wet flue gas water content, secondary drying efficiency
Significantly increase.The heat of high temperature wet flue gas institute band also will not be wasted largely, can sufficiently be recycled.
Preferably, described heating medial wall of the tube is provided with a continuous, spiral internal partition, described is interior
The dry chamber of second heat is separated into a continuous airway by dividing plate, and the originating port of described airway connects heat supply mouthful, described
The termination section connection gas outlet of airway, the maximum horizontal between described internal partition and heating medial wall of the tube is smaller than 3cm.
, full of that can be discharged behind the dry chamber of second heat, in the dry chamber of second heat, wet flue gas flowing law is poor, temperature easily occurs for wet flue gas
How much wet flue gas high are not conducted heat to sludge, heat supply, are just expelled directly out, and the heat utilization efficiency of wet flue gas is relatively low.By interior
The design of dividing plate, allow wet flue gas can be orderly by an airway more long, the heat of wet flue gas after making full use of
Can be greatly improved from gas outlet discharge, heat utilization efficiency.
Preferably, described separation desiccation cylinder top side wall extends to form splicing edge up and out, described splicing edge
A part be in the underface of sludge discharge hole, the angle between the described vertical section of splicing edge and horizontal plane is 30 to 45
Degree.Splicing stability and splicing area are improved, while avoiding partial sludge from just directly being fallen not in contact with desiccation cylinder side wall is separated, is carried
Entirety desiccation rate high and job stability.
Preferably, the osculum of described separation desiccation cylinder is provided with every stone net, it is described every stone net one end with separate it is dry
Change cylinder to be hinged, the other end is connected with desiccation cylinder is separated by snap close piece.Sludge after secondary desiccation, be separated desiccation cylinder to
Under, outwards throw away, can carry out a certain degree of stop to sludge every stone net, it is not got rid of too scattered, while allowing after desiccation
The sludge bulking of local bonding is broken.Also, relatively large stone can be blocked every stone net, make its will not with desiccation, refinement
Sludge afterwards falls together, it is to avoid mixed with ratchel in burn down step afterwards.
Preferably, described frame is provided with makes mud motor, described mud motor of beating is in rotor main shaft away from sludge
One end of desiccation motor, described rotor main shaft is provided with main shaft inner chamber, and a transmission interior axle coaxial with rotor main shaft is stretched into
Among main shaft inner chamber, described transmission interior axle one end is connected with mud motor output shaft is beaten, and the other end is connected with inner shaft bearing,
Described rotor main shaft is provided with multiple and beats mud device, and described mud device of beating includes beating mud ball, limiting section, receives ball spring, cunning
Bar, the slide opening on main shaft wall, described slide bar are slidably matched with slide opening, it is described beat mud ball and limiting section respectively with slide bar
Two ends connect, and described receipts ball spring is set on slide bar and is in limiting section and rotor main shaft madial wall between, and described beats
Mud ball is contacted with rotor main shaft lateral wall, and described transmission interior axle is provided with multiple push pedals for promoting limiting section, each limit
One push pedal of correspondence of position portion.After the completion of sludge drying, in the main cylinder of desiccation, especially on barrel, the dry block of substantial amounts of sludge can be left,
And the main cylinder of desiccation is to be difficult dismounting and cleaning, the time one is grown, easily causes and adhere to too many lump on barrel, the use to after
Adversely affect.At this point it is possible to start make mud motor, transmission interior axle is driven quickly to rotate, transmission interior axle drives push pedal together
High-speed rotation, push pedal is promoted, strike limiting section is displaced outwardly, and is received ball spring and is compressed, and is beaten mud ball and is left rotor main shaft, starts to strike
The main cylinder inwall of desiccation is hit, meanwhile, the relatively slow spindle drive motor of rotating speed can be opened, constantly shifted one's position with moving slide-bar,
Direction so that each is beaten mud ball and can tap many places of the main cylinder inwall of desiccation, so as to realize caking sludge in rotor main cylinder
Cleaning, maintains good follow-up work environment, the service life of the main cylinder of Extending Rotor.
Preferably, described mud device of beating also includes fairlead, described fairlead is connected with rotor main shaft madial wall,
Described slide bar passes through fairlead, and described limiting section is a spacing ball, described receipts ball both ends of the spring compress respectively spacing ball,
Fairlead.Slide bar is protected by fairlead, reduces its axle partially, prevent it from losing, spacing ball does not have sharp position, can
More stably contacted with push pedal.
Preferably, for be under the jurisdiction of it is same beat mud device make mud ball and slide bar, it is therein to beat the mud ball centre of sphere and turn
Into 25 to 40 degree angles between the vertical join line of sub- main-shaft axis, with slide bar therein.It is any equivalent to the main cylinder of slide bar and desiccation
Diameter, therefore can be on the premise of identical slide bar length all without coincidence, it is allowed to the smaller main shaft inner chamber of design.And beat mud ball
Also no longer it is vertical percussion to rotor main shaft in removal process, can be vertical with what is be subject on dispersion rotor main shaft radial direction
Percussion power, reaches the effect of protection.
The beneficial effects of the invention are as follows:Desiccation is carried out using the sludge higher to moisture content of the heat smoke after burning sludge,
Reasonable utilization of energy;Stir catch bar in drying process uniformly to smash sludge, promote sludge to advance, drying process is uniform, hot cigarette
Gas is contacted fully with sludge, and desiccation effect is good, and drying process is continuous, efficiently;With secondary desiccation apparatus, and make full use of wet
Heat in flue gas, capacity usage ratio is high, and desiccation effect is obvious;With cleaning structure, caking sludge can be fast and effectively cleared up,
The service life of working effect and the extension main cylinder of desiccation after guarantee.
Embodiment 1
In embodiment as shown in Figure 1, a kind of sludge boiling desiccation apparatus in small, broken bits, including incinerator 31, secondary combustion chamber
30th, the main cylinder 7 of desiccation, frame 1 and rotor main shaft 10, the main cylinder of desiccation are horizontally placed on frame, and frame is at the two ends of the main cylinder of desiccation point
Not She Zhi bearing block 4, for positioning rotor main shaft.Rotor main shaft is located within the main cylinder of desiccation, and frame is provided with by decelerator 3
The spindle drive motor 2 being connected with rotor main shaft, the main cylinder of desiccation is provided with sludge inlet 11, and one end top of the main cylinder of desiccation sets
There is heat smoke import 5, other end top is provided with wet flue gas outlet 8, incinerator gas outlet 31b and secondary combustion chamber air inlet 30a
Connection, secondary combustion chamber gas outlet 30b and heat smoke inlet communication.The main cylinder of desiccation sets away from the bottom of sludge inlet end
There is sludge discharge hole 9, sludge discharge hole is connected with incinerator charging aperture 31a, and sludge is pumped into by incinerator feed pump 32
To in incinerator.Rotor main shaft is provided with multiple stirring catch bars 6, and stirring catch bar is arranged in the shape of a spiral along rotor main shaft.
As shown in Fig. 2 sludge discharge hole lower section is provided with secondary desiccation apparatus, including a separation that can be rotated along own axes
Desiccation cylinder 13, it is in up big and down small circular cone shape to separate desiccation cylinder, and the big mouth for separating desiccation cylinder is connected with sludge discharge hole.Separate
Desiccation cylinder is outer to be arranged with cartridge heater 18, and heating medial wall of the tube, upper lower bottom part form second heat between desiccation cylinder lateral wall with separating
Dry chamber, the dry chamber of second heat is provided with heat supply mouthful 19, gas outlet 15, and two ends for wet flue gas pipe 20 connect heat supply mouthful, wet respectively
Exhanst gas outlet, thermal protection wireway 12 is provided between sludge discharge hole and the big mouth for separating desiccation cylinder.Heating medial wall of the tube is provided with
The dry chamber of second heat is separated into a continuous airway 14 by one continuous, spiral internal partition 17, internal partition, is ventilated
The originating port connection heat supply mouthful in road, the termination section connection gas outlet of airway, the maximum between internal partition and heating medial wall of the tube
Level interval is less than 3cm.Separate desiccation cylinder top side wall to extend to form splicing edge 13a up and out, at a part for splicing edge
Angle between the underface of sludge discharge hole, the vertical section of splicing edge and horizontal plane is 30 to 45 degree.Separate desiccation cylinder
Osculum is provided with every stone net 16, is hinged with desiccation cylinder is separated every stone net one end, and the other end is connected with desiccation cylinder is separated by snap close piece
Connect.
Dry heat smoke enters from heat smoke import, and the sludge containing a large amount of water enters from sludge inlet, is pushed away in stirring
Tentatively blended in the presence of lever, and gradually pushed ahead, in the process, dry heat smoke is contacted with sludge, to dirt
Mud carries out high-temperature heating, and the water evaporation in sludge is mixed into heat smoke, forms wet flue gas, and be finally reached wet flue gas outlet.It is dirty
Mud advances, and after reaching sludge discharge hole, discharge downwards, into desiccation cylinder is separated, under the turn effect for separating desiccation cylinder, is got rid of
Onto barrel, more uniform sludge blanket is formed, meanwhile, the airway that wet flue gas enter in the dry chamber of second heat through wet flue gas pipe,
Reheating is carried out to sludge it is evaporated by separating desiccation cylinder barrel, separates the water evaporation in the sludge in desiccation cylinder, vapor
Wet flue gas are imported through thermal protection wireway to export.After the secondary desiccation of sludge, fallen through every stone net, complete desiccation.Sludge after desiccation
Sludge is pumped into incinerator by incinerator feed pump is burned, the heat smoke produced after burning entered secondary combustion chamber
After enter eventually into the main cylinder of desiccation, the sludge higher to moisture content carries out desiccation.
Embodiment 2
With embodiment 1, its difference is the basic structure and implementation method of the present embodiment, as shown in Figure 3, Figure 4, machine
Frame is provided with makes mud motor 21, makes mud motor and is in the one end of rotor main shaft away from spindle drive motor, and rotor main shaft is provided with
Main shaft inner chamber 23, a transmission interior axle 22 coaxial with rotor main shaft is stretched among main shaft inner chamber, is driven interior axle one end and is beaten mud
Motor output shaft is connected, and the other end is connected with inner shaft bearing.Rotor main shaft is provided with multiple and beats mud device, including beats mud ball
24th, limiting section 28, receive ball spring 27, slide bar 25, the slide opening on main shaft wall, slide bar is slidably matched with slide opening, beat mud ball and
Limiting section is connected with slide bar two ends respectively, receive ball spring be set on slide bar and be in limiting section and rotor main shaft madial wall it
Between, to beat mud ball and contacted with rotor main shaft lateral wall, transmission interior axle is provided with multiple push pedals 29 for promoting limiting section, each limit
One push pedal of correspondence of position portion.Beating mud device also includes fairlead 26, and fairlead is connected with rotor main shaft madial wall, and slide bar is passed through and led
To set, limiting section is a spacing ball, receives ball both ends of the spring and compresses spacing ball, fairlead respectively.Same mud is beaten for being under the jurisdiction of
Device makes mud ball and slide bar, the vertical join line for beating the mud ball centre of sphere and rotor main shaft axis therein, between slide bar therein
Into 25 to 40 degree angles.
After sludge drying completes a period of time, start spindle drive motor, make mud motor, make mud motor and drive transmission interior axle
Quick rotation, transmission interior axle drives push pedal high-speed rotation together, and push pedal is promoted, strike spacing ball is displaced outwardly it, receives ball bullet
Spring compresses, and beats mud ball and leaves rotor main shaft, starts the constantly percussion main cylinder inwall of desiccation, is combined with the rotation of rotor main shaft, can be with
The main cylinder inwall many places of desiccation are constantly tapped, is broken into pieces the dry block of sludge attached thereto, shatter, so as to fall,
Complete to the cleaning in the main cylinder of desiccation easily and fast, effective.