CN206666351U - The combination unit of dewatered sludge - Google Patents

Abstract

The utility model proposes a kind of combination unit for dewatered sludge, it includes superposed belt type dewaterer, convey adjusting apparatus, pair roller type or hammer mill, and the horizontal desiccation machine of the combined ventilating formula positioned at bottom, wherein, adjusting apparatus and disintegrating machine are conveyed between belt type dewaterer and desiccation machine, and the position of conveying adjusting apparatus is higher than disintegrating machine and including being used for receiving, storage and the conveyer of conveying sludge block, operation by adjusting the conveyer in hopper can control sludge block to the speed or feeding amount of pair roller type or hammer mill conveying and carry out precrushing to sludge block.The utility model also propose it is a kind of using combination unit come the method for dewatered sludge.

Description

The combination unit of dewatered sludge

Technical field

The utility model is related to sludge drying field, in particular to a kind of combination unit for dewatered sludge with And the method using the combination unit dewatered sludge.

Background technology

The processing of sewage is essential in modern city, and can produce substantial amounts of sludge with the processing of sewage. At present, sewage treatment plant typically carries out processing early stage using the method for concentration and dehydration to sludge, so as to by the moisture content of sludge 60-80% is reduced to from more than 90%, to carrying out subsequently landfill, solidification or drying and other treatment through treated sludge.Landfill easily makes dirt Mud ferments and the problem of secondary pollution environment occurs, and the existing solidification or usual drying efficiency of drying equipment is low and energy resource consumption Greatly, it is difficult to which realization can also handle substantial amounts of sludge while moisture percentage in sewage sludge is reduced.It is generally necessary to by multiple Treatment of Sludge The moisture content of sludge could be reduced to expected moisture content by process from more than 90%, and these sludge handling process are all each It is unaided in individual equipment.These sludge treatment devices have that volume is big, arrangement is scattered, function is single and energy consumption is big etc. and lacked Fall into.

Because sludge has, viscosity is strong, easily lumps, difficult broken characteristic, and therefore, the drying process of sludge is more very long, special It is not that drying to the sludge after dehydration needs to consume the substantial amounts of energy.Due to existing sludge drying flow be according to dehydration, What broken and desiccation step was individually carried out in each sludge treatment device, thus just inevitably will in each processing stage The sludge crossed from an equipment to another equipment transfer processing, and then add the complexity of flow and the consumption of the energy. Therefore, large-scale drying and other treatment is carried out to sludge in one apparatus to realize, this area needs one kind can be by moisture content More than 90% liquid sludge is converted into the sludge below moisture content 50%-40% sludge small blocks or fragment, or even 40% The apparatus and method of particle or granular.

Utility model content

In view of the foregoing defects the prior art has, the utility model provide a kind of combination unit for dewatered sludge or Device assembly, the combination unit can integrate the sludge treatment device of each flow for drying sludge, will The moisture content of liquid sludge is directly reduced to below 50%-40%, or even 40% from more than 90%, so as to realize sludge in an equipment In from the transformation of liquid, block, small blocks or fragment, particle or even powder, and then improve the drying efficiency of sludge.

In combination unit of the present utility model, according to the filtering of sludge, the order for crushing, drying by belt type dewaterer, Pair roller type or hammer mill and horizontal desiccation machine are arranged from top to bottom, and are broken in belt type dewaterer and pair roller type or hammer Suitable conveying adjusting apparatus is configured between broken machine, and then these equipment and device are fitted together, wherein, belt type dewaterer The top of combination unit is arranged on, and horizontal desiccation machine is located at its underpart, and convey adjusting apparatus and pair roller type or hammer crushing Machine is arranged between belt type dewaterer and horizontal desiccation machine.By misplace arrangement make conveying adjusting apparatus hopper discharging opening and The charging aperture of pair roller type or hammer mill is in roughly the same height or is positioned above, and the material receiving port of hopper is located at band Below the outlet of formula dewaterer, and the discharge gate of pair roller type or hammer mill is located at the top of the material inlet of horizontal desiccation machine. So, not only make the compact-sized of combination unit and also cause sludge in the drying process fully using the gravity of itself from A upper processing equipment automatically delivers to next processing equipment, so as to save power, reduces energy consumption.

The utility model also proposes a kind of using method of the combination unit for dewatered sludge.By according to filtering, it is broken, Pending sludge is transported in combination unit by drying steps, and makes it from top to bottom sequentially by belt type dewaterer, conveying Adjusting apparatus, pair roller type or hammer mill and horizontal desiccation machine, and the reception of the hopper by conveying adjusting apparatus and spiral shell The control of conveyer is revolved, can be not only respectively completed in belt type dewaterer, pair roller type or hammer mill and horizontal desiccation machine To the respective handling of pending sludge, and sludge bulking body can be made orderly in the operation of whole drying process, and desired by acquisition Moisture content.In the drying process of sludge, making full use of pending mud own wt to realize will be from belt type dewaterer to two pairs of rollers Formula or hammer mill and from pair roller type or hammer mill to the transmit process of horizontal desiccation machine, and ensure that drying process It is smooth.Make belt type dewaterer, conveying adjusting apparatus, pair roller type or hammer mill and horizontal desiccation machine by presetting In time run, pending sludge can not only realized in combination unit and automatically delivers, and can also be automatically performed dry Change process and the sludge for obtaining desired moisture content.

Combination unit or device assembly of the present utility model have that drying efficiency is high, energy consumption is low, floor space is small and The characteristics of strong adaptability.By the way that belt type dewaterer, conveying adjusting apparatus, pair roller type or hammer mill and horizontal desiccation machine are pressed Organically combined from top to bottom according to the drying process of sludge, realize and complete whole sludge drying mistake in one single Journey.This combination unit or device assembly can automatically realize sludge from one as far as possible by means of the gravity of sludge in itself Conveying of the equipment to another equipment, eliminate excessive transmission equipment or device, so as to reduce energy consumption, saved cost and Improve efficiency.Particularly, adjusting apparatus and pair roller type will be conveyed or hammer mill is arranged on the top of horizontal desiccation machine, dress The structure for putting assembly is simplified.In addition, the method for the present utility model for sludge drying is not only by controlling composition group Attaching together the operation for the equipment put makes drying process more smooth, can also realize the automation of mud drying process.The dirt obtained Mud product can apply to system fertilizer, the various aspects such as construction material be made, to realize the recycling of resource.

Brief description of the drawings

Features described above and advantage and other feature and advantage of the present utility model will be from below in conjunction with the accompanying drawings and the power of enclosing Profit is required to being become apparent in the detailed description for implementation preferred embodiment of the present utility model and optimization model.In accompanying drawing In, wherein：

Fig. 1 is the schematic perspective view according to the partly cut-away of the combination unit of the present utility model for sludge drying;

Fig. 2 is the longitudinal sectional view of the utility model combination unit shown in Fig. 1；

Fig. 3 is the transverse sectional view taken along the M-M lines in Fig. 2 of the utility model combination unit；

Fig. 4 is the partial perspective cutaway view of the conveying adjusting apparatus in Fig. 1 combination unit；

Fig. 5 is the partial perspective cutaway view of the bottom of the hopper in Fig. 4 conveying adjusting apparatus；

Fig. 6 is the partial lateral sectional view for another embodiment for conveying adjusting apparatus；

Fig. 7 is a kind of partial perspective cutaway view of embodiment of the disintegrating machine of the utility model combination unit；

Fig. 8 is the partial perspective cutaway view of the another embodiment of the disintegrating machine of the utility model combination unit；With

Fig. 9 shows the flow using the utility model combination unit dewatered sludge.

Embodiment

Following description is substantially only exemplary and is in no way intended to limit the utility model and its application or use.

Fig. 1 is shown according to the combination unit of the present utility model for sludge drying with perspective view（Or device group It is fit）100 preferred embodiment.Combination unit 100 generally comprises dewatering unit, conveying adjustment unit, fragmentation cell With desiccation unit.Dewatering unit, conveying adjustment unit, fragmentation cell and desiccation unit are generally vertically arranged together, its In, dewatering unit is arranged on the top of combination unit 100, and desiccation unit is located at its underpart, conveys adjustment unit and fragmentation cell It is arranged between dewatering unit and desiccation unit, but the position for conveying adjustment unit is substantially higher than fragmentation cell.Generally, sludge Drying process is by liquid by dehydration or filtration step（Or liquid）Sludge becomes solid-state（Or solid）Sludge agglomerate or block, Sludge solids agglomerate or block are become by small blocks or fragment by destruction step, by drying steps by the moisture content of small blocks 50%-40% is reduced to, and its particle or powder in some cases, can be made and its moisture content is reduced to less than 40%, this A little steps need individually to complete in dehydration or filter plant, disintegrating apparatus and drying equipment respectively in the prior art.So And in combination unit 100 of the present utility model, according to filtering, broken, drying steps order by dewatering unit, broken single Member and desiccation unit are from top to bottom integrated, and conveying adjustment unit is set between dewatering unit and fragmentation cell, from And completion can be concentrated to be transformed into small blocks, particle or powder by liquid and significantly reduce it sludge in one apparatus and contained The process of water rate.It should be noted that although conveying adjustment unit be higher than fragmentation cell, but conveying adjustment unit is not just position In fragmentation cell directly above, but arranged side by side therewith and dislocation is arranged.In combination unit 100 of the present utility model, pass through Sludge block after dehydration can be fallen under dewatering unit above conveying adjustment unit in, and by conveying adjustment unit by its Fragmentation cell is fed into, small blocks or fragment are fractured into fragmentation cell, then these small blocks or fragment leave broken Unit is simultaneously entered in desiccation unit.In desiccation unit, the moisture content of sludge can be reduced to by 50%- by drying process 40%, and can also further make small blocks or fragment particle or powder and its moisture content is reduced to less than 40%.For letter Change description, it is of the present utility model to be not shown in the drawings for supporting or fixing unit such as dewatering unit, conveying adjustment Whole supporting constructions, part or the device of unit, fragmentation cell and desiccation unit etc..Those skilled in the art can be as needed Suitable supporting construction, part or device are set in combination unit 100 for these units, unit is maintained at its phase The position answered, thus, the content about support meanss will not be repeated here.

Each unit in dewatering unit, fragmentation cell and desiccation unit due to forming combination unit 100 has multiple types The device of type is available, and each type of device has different performances and effect, therefore, it is necessary to root According to the adaptable conveying adjustment unit of the type configuration of selected device, and the combination of these different operating units can To form multiple combinations device.Therefore, those skilled in the art can select on the basis of the utility model design as one kind Select, suitable working cell is selected according to the expected moisture percentage in sewage sludge obtained, to form specific combination unit.As shown in figure 1, Dewatering unit, fragmentation cell and the desiccation unit of combination unit 100 of the present utility model preferably respectively use belt type dewaterer 1st, oppositely rolling roller crusher 3 and horizontal desiccation machine 4, and setting has spiral transferring between belt type dewaterer 1 and oppositely rolling roller crusher 3 The conveying adjusting apparatus 2 of device is sent as conveying adjustment unit.By belt type dewaterer 1, conveying adjusting apparatus 2, oppositely rolling roller crusher （Or disintegrating machine）3 and horizontal desiccation machine（Or desiccation machine）4 combination units formed or device assembly 100 can be by de- Liquid sludge is transformed into sludge block, sludge small blocks or fragment by water, broken and drying process successively, and can be by sludge Moisture content be reduced to 50%-40%, but also the moisture content of sludge small blocks or fragment is reduced to less than 40% And make its particle or powder.

Fig. 2 shows Fig. 1 combination unit in a manner of longitudinal sectional view, and Fig. 3 is Fig. 2 combination unit at M-M lines The transverse sectional view of interception.It is superposed in combination unit of the present utility model or device assembly 100 referring to Fig. 1-3 The liquid sludge being transported in it is dehydrated by belt type dewaterer 1, i.e. liquid sludge is subjected to separation of solid and liquid, wherein, point The moisture separated out is drained off, and leaves sludge block.Belt type dewaterer 1 is using the method for pressure filtration by the water in liquid sludge Separate, it is hereby achieved that the sludge or sludge solids of dehydration.Sludge after dehydration is substantially pie or bulk, Namely the block of shaping.Typically, the shape of the substantially cuboid of belt type dewaterer 1, and its horizontally disposed framework 12 and group Attach together put 100 longitudinal direction X it is parallel.At work, liquid sludge or mud flow into the cloth mud device of belt type dewaterer, and uniformly It is distributed on gravity dewatering zone.Sludge sloughs rapidly the free water of sludge with the movement of dehydration strainer 13.Due to gravity dehydration Area's design is longer, so as to reach gravity dehydration to greatest extent.The sludge overturn enters wedge-shaped precompressed drying zone by gravity area The sludge unloaded is slowly clamped, and order slowly pre- increase press filtration is carried out to it, the residual free moisture content in mud layer is reduced to most It is low.As upper and lower two strainers are advanced slowly, the distance up and down between two strainers is gradually reduced, and middle mud layer gradually becomes Firmly, by the filtering roller of pre- press-dehydrating major diameter, substantial amounts of free water is taken off.Then, mud cake enters extrusion dehydration area, and Into " S " squeeze section.In " S " type squeeze section, sludge is sandwiched among upper and lower two layers of filter cloth, anti-through multiple pressure roller Multiple squeezing, upper and lower two strainers are when by the staggeredly wave path of each roller formation, due to the upper-lower position order of two strainers Alternately, shearing force is produced to the mud cake of clamping, the moisture overwhelming majority remained in sludge is overstock and filtered out, promotes mud cake again Primary dewatering.Last mud cake is wiped off and fallen on along under shown in the arrow A in Fig. 1 in conveying adjusting apparatus 2 by scraper plate（Herein by dirt The mud place of being scraped is referred to as the outlet E of belt type dewaterer）.The water being divested in sludge is discharged via filtrate (liquid 14.

As Figure 1-3, conveying adjusting apparatus 2 is located at the lower section of belt type dewaterer 1, is taken off to collect and store by belt Sludge block after the dehydration that water dispenser 1 is discharged, and control the feeding amount that sludge block is conveyed to oppositely rolling roller crusher 3.Conveying is adjusted Engagement positions 2 include hopper 24 and are arranged on the auger conveyor 22 for the sludge block for being used for conveying in hopper.Hopper 24 it is upper Portion has larger material receiving port 25, the sludge block that the outlet E to accept from belt type dewaterer 1 drops, and its underpart has Discharging opening 23, be stored in sludge block in hopper 24 for being conveyed to disintegrating machine 3.Hopper 24 has generally trapezoidal section Shape, and its material receiving port 25 is generally rectangular.For supporting the support meanss 26 of hopper that hopper 24 is supported on into horizontal desiccation On the top of machine 4, and make its length direction consistent with belt type dewaterer 1.In this way, the lucky position in position of the material receiving port 25 of hopper 24 Below the outlet E of belt type dewaterer 1, so as to when sludge drops from the outlet E of belt type dewaterer 1, can just drop to Among hopper 24.Two side walls of hopper 24 gradually narrow from the top down, so that sludge block can converge along inclined side wall Collect the bottom of hopper 24.Auger conveyor 22 is arranged on the bottom of hopper 24.Discharging opening 23 is positioned adjacent to the bottom of hopper 24 On the end wall in portion, and opening on the other side or axis hole 27 are formed on another end wall, and disintegrating machine 3 is positioned at the tool of hopper 24 Near the end for having discharging opening 23.

Fig. 4 shows to convey a kind of preferred embodiment of adjusting apparatus in a manner of stereogram, and Fig. 5 shows that Fig. 4's is defeated Send the construction of the bottom of the hopper of adjusting apparatus.Be arranged on conveying adjusting apparatus 2 hopper 24 in auger conveyor 22 be A kind of twice-coiled devices, wherein, the longitudinal direction of two screws 22a, 22b along hopper 24 is disposed side by side on its bottom, and Include spiral respectively（Or flight）221a, 221b and be connected to spiral one end rotary shaft 22a ', 22b '.Screw The opening 27 on right-hand member wall that rotary shaft 22a ', 22b ' pass through hopper 24 is extended and can be in its end set power input such as Gear or belt wheel 29, to drive rotary shaft 22a ', 22b ' to rotate by it when power set drive.It is relative with rotary shaft Spiral 221a, 221b other end stretch towards the discharging opening 23 on the left end wall of hopper 24, so as to by the sludge bulking in hopper 24 Body pushes to disintegrating machine 3, so as to which the sludge block for being pooled to the bottom of hopper 24 is moved by discharging opening 23 from hopper 24 It is sent in disintegrating machine 3.

The intilted side wall of hopper 24 causes its bottom to narrow, so as to be advantageous to collect from belt type dewaterer 1 Sludge block.In order to control the feeding amount to disintegrating machine conveying sludge block exactly, the bottom of hopper 24 can be configured to It is more than or the exterior contour of two spirals arranged side by side close to twice-coiled devices 22.As illustrated, because two horizontal Tiles are set Spiral 221a, the 221b put is of the same size, thus the cross sectional shape of the bottom of hopper 24 be rendered as it is corresponding Partly overlapping bicircular arcs shape, wherein, the diameter of each circular arc is slightly larger than the diameter of corresponding spiral, so as in hopper 24 The vertical passage for being suitable to set twice-coiled devices 22 is formed on bottom.The rotary shaft of auger conveyor 22 can be filled by external support The bearings in the opening 27 on right-hand member wall are put or are arranged on, so that spiral 221a, 221b are rotated in vertical passage.Hopper The bicircular arcs configuration of the cross section of 24 bottom is not only adapted to arrange twice-coiled devices 22, and is also beneficial to that hopper will be converged in The sludge block of bottom be completely transferred to discharging opening 23, and avoid depositing.Referring to Figure 4 and 5, hopper 24 has upper shell 24a With lower house 24b.The width on tops of the upper shell 24a with discharging opening is significantly greater than the bottom with opening, and is used to set The lower house 24b of twice-coiled devices length is more than upper shell 24a.When upper shell 24a is arranged on lower house 24b, on Under shed on housing 24a lower surface faces with forming the upper shed on lower house 24b upper surface just, so that will Upper and lower casing communicates with each other.Discharging opening 23 is arranged on the end wall of lower house 24b extension, so as to closer to disintegrating machine 3 Charging aperture.This lower house 24b is longer than upper shell 24a to be designed with beneficial to the longer auger conveyor of setting, and makes conveying The output end of adjusting apparatus 2 is closer to disintegrating machine 3.Support meanss 26 can raise hopper 24 according to the height of disintegrating machine, so that Sludge block can be smoothly through under discharging opening and fall in disintegrating machine 3.In addition, it is necessary to, it is noted that twice-coiled devices can be with By the rotation of two spirals 221a, 221b relative to each other, sludge block is sheared by means of the edge of each spiral or Extruding of the spiral to sludge block, the initial stage of the sludge block in conveying is crushed with realizing, namely precrushing.

Fig. 6 shows another form of conveying adjusting apparatus.Auger conveyor 22 in conveying adjusting apparatus 2 can be adopted With single screw, to substitute twice-coiled devices.This single-screw device only has a spiral, and can equally realize sludge The conveying and supply regulation of block.The cross sectional shape of the bottom of hopper 24 can be designed to according to the exterior contour of single spiral Circular arc, in order to set single-screw device.Although single-screw passes through the relative rotation of two spirals unlike twice-coiled devices Turn to cut sludge block and implement precrushing, but single-screw simple in construction and small volume, so as to so that combination fills Put 100 structure it is compacter, and have no effect on the accurate transmission of sludge block.

Referring to Fig. 7, it is schematically shown a kind of part of embodiment of the disintegrating machine of the utility model combination unit is stood Body sectional view.In this embodiment, disintegrating machine 3 is oppositely rolling roller crusher, and it generallys include housing 3A and for crushing sludge The disruption elements 30 of block.Housing 3A includes casing 32 and the top cover 31 positioned at casing upper end, wherein, the bottom of casing opens downwards Open.The charging aperture 33 for receiving sludge block is formed on top cover 31, is formed in the side wall of casing 32 for receiving rotary shaft 301 axis hole 34, and the bottom opening of housing is used for discharging the sludge small blocks or fragment after crushing as discharge gate 35.It is broken Component 30 is arranged in housing 3A, and including at least two disk rollers 302.At least two disk roller 302 can pass through this area Well known various modes are fixed in rotary shaft 301 such as welding, rivet.The both ends of rotary shaft 301 are rotatably arranged in In the axis hole 34 of the side wall of housing, and it may extend into outside axis hole 34 to be connected with power input 303.

Referring back to Fig. 1-3, the charging aperture 33 of oppositely rolling roller crusher 3 is close to the discharging opening 23 of hopper 24, and pair roller type The position of the charging aperture 33 of disintegrating machine 3 is less than the position of the discharging opening 23 of hopper 24, to come from the sludge block of hopper 24 Can successfully it be dropped in oppositely rolling roller crusher 3 via charging aperture 33.At work, the rotary shaft 301 of oppositely rolling roller crusher 3 In being rotated by for power input 303, the rotation of rotary shaft 301 and then at least two disk rollers for driving disruption elements 30 Rotate to 302 mutual two pairs of rollers（Referring to Fig. 2 direction of arrow）.The sludge via charging aperture 33 from upstream conveying adjusting apparatus When dropping in disintegrating machine, at least two disk rollers 302 rotated by mutual two pairs of rollers crush block, so as to which sludge block is converted Into fragment, then dropped to by the discharge gate 35 of disintegrating machine in horizontal desiccation machine 4 to carry out follow-up drying and other treatment.

In unshowned another embodiment, the charging aperture 33 of oppositely rolling roller crusher 3 can be arranged on housing 3A side On wall, but the position of charging aperture 33 is at least higher than the position of at least two disk rollers 302 of disruption elements 30, to enter pair At least two disk rollers 302 when sludge bulking body in kibbler roll 3 can be rotated by mutual two pairs of rollers crush.Charging aperture 33 is formed The height of combination unit can be reduced on housing wall, the flowing of sludge block can also be accelerated.

Fig. 8 schematically shows the another embodiment of the disintegrating machine of the utility model combination unit.In the embodiment party In formula, disintegrating machine is hammer mill 3 ', and it generallys include housing 3A '（For ease of understand, similar element use with before this Similar reference and in rear addition apostrophe（’）Mark）With the disruption elements 30 ' for crushing sludge bulking.Housing 3A ' is usual It is vertically provided, and cylinder 32 ' and the top cover 31 ' positioned at cylinder upper end can be included, wherein, the bottom of cylinder opens downwards Open.The charging aperture 33 ' for receiving sludge block and the axis hole 34 ' for receiving rotary shaft 301 ' are formed on top cover 31 ', and The bottom opening of housing is used for discharging the sludge small blocks or fragment after crushing as discharge gate 35 '.Disruption elements 30 ' are arranged on In housing 3A ', and including rotary reamer 304.Rotary reamer 304 can for example be welded by various modes well known in the art Connect, rivet etc. and being fixed in rotary shaft 301 '.The upper end of rotary shaft 301 ' is rotatably arranged in the axis hole of the top cover 31 ' of housing In 34 ', and it may extend into outside axis hole to be connected with power input 303 '.

Referring back to Fig. 1-3, the discharging opening 23 of the close hopper 24 of charging aperture 33 ' of hammer mill 3 ', and hammer is broken The position of the charging aperture 33 ' of broken machine 3 ' is less than the position of the discharging opening 23 of hopper 24, to come from the sludge block of hopper 24 It can successfully be dropped to via charging aperture 33 ' in hammer mill 3 '.At work, the rotary shaft 301 ' of hammer mill 3 ' In being rotated by for power input 303 ', the rotation of rotary shaft 301 ' and then the rotary reamer 304 for driving disruption elements 30 ' High-speed rotation.The sludge block via charging aperture 33 ' from upstream conveying adjusting apparatus is high when dropping in disintegrating machine The rotary reamer 304 that speed rotates is sheared, and so as to which sludge block is transformed into small blocks or fragment, then passes through the discharge of disintegrating machine Mouthfuls 35 ' drop in horizontal desiccation machine 4 to carry out follow-up drying and other treatment.

In unshowned another embodiment, the charging aperture 33 ' of hammer mill 3 ' can be arranged on housing 3A ' side On wall, but the position of charging aperture 33 ' is at least higher than fixation of the rotary reamer 304 of disruption elements 30 ' in rotary shaft 301 ' Position, so that the sludge bulking body entered in hammer mill 3 ' can be sheared by the rotary reamer 304 during high-speed rotation.Charging Mouth 33 ' forms the height that combination unit can be reduced on housing wall, can also accelerate the flowing of sludge block.

Referring back to a kind of embodiment party for the horizontal desiccation machine 4 in such as Fig. 1-3, showing the utility model combination unit Formula.Horizontal desiccation machine refers to that the longitudinal direction of the hothouse of desiccation machine is substantially parallel to the ground.It is provided with and is used in hothouse The turning device of sludge small blocks is stirred, and the rotation axis of the rotary shaft of turning device is parallel with the longitudinal direction of hothouse. Horizontal desiccation machine includes the horizontal desiccation machine of bottom dry type, the horizontal desiccation machine of lateral ventilation formula, multiple location combined ventilating formula Horizontal desiccation machine.

As a kind of embodiment, horizontal desiccation machine 4 of the present utility model can be the horizontal of multiple location combined ventilating formula Desiccation machine, it is the desiccation machine for combining bottom and sidepiece ventilation.The horizontal desiccation machine 4 of multiple location combined ventilating formula includes substantially long The housing of square configuration, the inner space partition wall 40 of housing divide housing 135 into main hothouse 41 and secondary hothouse 42a.In master The upper end of hothouse 41 be the top of main hothouse at the discharge gate 35 of disintegrating machine, be provided with material inlet 45, it is used to connect Receive the sludge small blocks being fed into from pair roller type or hammer mill 3 in horizontal desiccation machine 4.In the remote material inlet 45 of housing The discharge port 44 for discharging dried sludge small blocks or fragment is additionally provided with one end wall.In the master of horizontal desiccation machine 4 In hothouse 41, be provided with it is multiple stir component 432, its be arranged on turning device 43 rotary shaft 431 on, wherein, these are turned over Dynamic component 432 is spaced apart from each other to set and rotate together with rotary shaft in rotary shaft 431 and is fed into stir in hothouse Sludge small blocks or fragment, and wherein, it is outer and be attached to power input 49 that rotary shaft 431 extends to main hothouse 41. Housing is in its side wall（Preferably two side）With connected entrance 46b and 46a are provided with partition wall 40, to divide main hothouse 41 Do not connected with secondary hothouse 42a and gas manifold 42b, so that the dried medium from air inlet 47a and 47b is for example dried Gas enters in main hothouse 41 by connected entrance 46a and 46b and sludge small blocks therein or fragment is dried.This Outside, gas outlet 48 is additionally arranged at the case top of such as desiccation machine, so as to which the gas after dry sludge is discharged to outside hothouse Portion.

When sludge block drops to horizontal desiccation machine from the discharge gate 35 of disintegrating machine by the material inlet 45 of horizontal desiccation machine 4 When in 4, the rotary shaft 431 of turning device 43 revolves the component 432 that stirs mounted thereto under the driving of outside force piece 49 Turn, sludge small blocks or fragment are constantly stirred, shear and crush forward so as to stir component 432, meanwhile, from air inlet 47a and 47b dry gas such as hot gas is entered in main hothouse 41 by connected entrance 46a and 46b, and with sludge fritter Body or fragment fully contact, such sludge small blocks or fragment stir component 432 shear, crush and stir and dry gas Compound action under be continually dried, and its moisture content gradually reduces.The moisture content of sludge small blocks or fragment can reduce To less than 40% and it is able to particle or powder.Finally, component 432 is being stirred forward by dry sludge small blocks or fragment Promotion is stirred down discharges main hothouse via discharge port 44, and it is dry by the discharge trunk of gas outlet 48 to dry the gas after sludge Room.

In addition to shown horizontal desiccation machine, horizontal desiccation machine can also have other types.For example, there is a drying The horizontal desiccation machine of bottom dry type of room, wherein, in the bottom of hothouse formed with the connected entrance for connecting external environment condition, lead to Crossing can be such that extraneous gas is flowed into by connected entrance in hothouse the knoll of desiccation machine, with to having been stirred in hothouse The sludge small blocks or fragment come are dried.In some cases, in order to accelerate the drying of sludge, blast apparatus can also be configured And gas distribution apparatus, dry gas is blowed to gas distribution apparatus by blast apparatus, and by gas distribution apparatus by each Individual connected entrance conveys dry gas into hothouse.In another embodiment, the bottom of multiple hothouse forms can be used to do The dry horizontal desiccation machine of formula, this desiccation machine are typically the main hothouse of arrangement and secondary hothouse, and in two hothouses up and down Between partition wall is set.The connected entrance for two hothouses to be in fluid communication is formed on partition wall.By blast apparatus to pair Dry gas is blowed in hothouse, and drying is conveyed into main hothouse by each connected entrance on partition wall from secondary hothouse Gas.Horizontal desiccation machine may also comprise the horizontal desiccation machine of lateral ventilation formula, wherein, gas only is set in the side-wall outer side of hothouse Body distributing equipment, and by forming intercommunicating pore or configuration communicating pipe in side wall so that hothouse connects with gas distribution apparatus fluid It is logical.Dry gas is blowed to gas distribution apparatus by blast apparatus, and each intercommunicating pore or company are passed through by gas distribution apparatus Siphunculus conveys dry gas into hothouse.Horizontal desiccation machine can have one or more main hothouses, it is possible to have one Individual or multiple secondary hothouses.The turning device used in main hothouse is arranged on except with shearing, crush and turning over to sludge Dynamic function, can also promote dry sludge small blocks or fragment to be moved to a direction.

In combination unit 100, due to the length direction edge combination unit of the horizontal desiccation machine 4 of multiple location combined ventilating formula 100 longitudinal direction arrangement, therefore, desiccation can be serially arranged in by conveying adjusting apparatus 2 and pair roller type or hammer mill 3 On the top of machine 4.In order that the hopper 24 of conveying adjusting apparatus 2 is higher than pair roller type or hammer mill 3, and particularly, hopper 24 Discharging opening 23 position be higher than disintegrating machine 3 charging aperture 33, hopper 24 is raised by support meanss, such as support 26.It is right The discharge gate 35 that roll-type or hammer mill 3 are located at its bottom is positioned at the horizontal desiccation machine 4 of multiple location combined ventilating formula just Top left end material inlet 45 top, so as to so that sludge small blocks or fragment after broken utilize the weight of its own Fallen under power in the main hothouse 41 of desiccation machine 4.

As noted previously, as the material inlet of desiccation machine is arranged on the left side at the top of desiccation machine, and it is used for after discharging drying Sludge small blocks or fragment discharge port be arranged on desiccation machine hothouse bottom nearby on right-hand member wall.When sludge small blocks Or fragment by by the discharge gate of the disintegrating machine on desiccation machine after being fallen under the material inlet of desiccation machine 4 in desiccation machine, Sludge small blocks or fragment by with turning device shear, crush and stir and the effect lasts of dry gas it is dry, And the discharge port towards right-hand member under the promotion for stirring component is run.Therefore, those skilled in the art can be based on wishing to obtain Moisture percentage in sewage sludge, in the case where considering the disposal ability of standing crusher and horizontal desiccation machine, determine horizontal desiccation machine Longitudinal length, and then the conveying adjusting apparatus for being adapted to length is configured, so as to form desired combination unit 100.

Although belt type dewaterer 1, conveying adjusting apparatus 2, the above-mentioned arrangement of disintegrating machine 3 and desiccation machine 4 advantageously reduce group Attach together put 100 whole height and reduce floor space, but they can also have other arrangements.For example, can be by ground or ground Support meanss on plate individually support belt type dewaterer 1 and convey the hopper 24 of adjusting apparatus 2, and make belt type dewaterer 1, conveying Adjusting apparatus 2, pair roller type or hammer mill 3 and the horizontal desiccation machine 4 of multiple location combined ventilating formula are according to next at another On.The discharging opening 23 of hopper 24 can be positioned close to the optional position or bottom of the circumferential wall of its bottom by this arrangement On, rather than on end wall.

In addition, those skilled in the art are contemplated that according to belt type dewaterer 1, disintegrating machine 3 in combination unit 100 and done The suitable conveying adjusting apparatus 2 of the location arrangements of change machine 4.For example, in another embodiment, the upper shell 24a of hopper 24 is with Housing 24b can be designed to for example same length, and connect a pipe in the discharge outlet of lower house, can also play extension The effect of discharging opening.In addition, hopper 24 can be with integrally formed or linked together and formed by multiple parts, it can also have it The cross section of its shape, such as rectangle, inverted trapezoidal.Although two horizontal Tiles of the screw in conveying adjusting apparatus 2 are set The spiral put has roughly the same appearance profile, but both hand of helixs are opposite, and in the course of work with respect to that This rotation.Because the relative rotation of two spirals can be extruded sludge or shearing-crushing, therefore so that sludge block exists Handled before into disintegrating machine 3 by precrushing.This cause the sludge block of precrushing enter after disintegrating machine be broken when Between shorten and improve efficiency.In addition, those skilled in the art are it is also envisaged that by two spiralization difference form factors Or be non-horizontally arranged side by side, make the position of two spirals interlaced with each other.Twice-coiled devices 22 not only can be real by its operation The now accurately conveying of control sludge block, precrushing can also be carried out to sludge block.Therefore conveying adjusting apparatus 2 can be realized The effect of storage, conveying, supply regulation and the precrushing of sludge block.However, it will be appreciated by persons skilled in the art that As needed, auger conveyor can include multiple spirals being arranged in juxtaposition, i.e. at least two spirals.For example, multiple spirals are simultaneously Be arranged in row the bottom of hopper, and the adjacent spiral of each two is rotated relative to one another, and the bottom of hopper can be with it is each The circular contour of spiral is to the cross sectional shape of corresponding multiple circular curves or the cross sectional shape of straight line, namely hopper Form the bottom surface of the circular arc passage corresponding with multiple spirals or form flat bottom surface.

In combination unit 100, belt type dewaterer 1, disintegrating machine 3 and horizontal desiccation machine are kept according to the flow for drying sludge 4 from top to bottom set gradually, and so, the sludge block after dehydration makes full use of the weight of itself to realize by belt type dewaterer 1 To conveying device and from disintegrating machine 3 to the voluntarily transmission of desiccation machine 4, and it is set along with disintegrating machine 3 defeated on desiccation machine 4 Send adjusting apparatus 2 big by the dewatered sludge block of the auger conveyor Self-carried type dewaterer in 22 future 1 in its hopper 24 Cause is conveyed horizontally to the charging aperture of disintegrating machine 3, therefore, by controlling auger conveyor 22 to adjust sludge block exactly Feeding amount or speed.Regardless of whether conveying adjusting apparatus, disintegrating machine are arranged on the top of horizontal desiccation machine, all make all the time defeated Send adjusting apparatus 2 material receiving port 25 be located at belt type dewaterer 1 outlet E lower section, make the charging of pair roller type or hammer mill 3 Mouthfuls 33 positioned at the lower section of the discharging opening 23 of conveying adjusting apparatus 2 and the horizontal desiccation machine 4 for making multiple location combined ventilating formula to Material mouth 45 is located at the lower section of the discharge gate 35 of pair roller type or hammer mill 3.Therefore, in the running of combination unit 100, The sludge for making to treat in the equipment of a step on the implementation as far as possible is next for implementing by means of being fallen under its own weight In the equipment of step, so as to reduce the transmission equipment of equipment room or device, and then the distance of conveying is shortened.

Fig. 9 shows the flow or method for carrying out desiccation to sludge using the utility model combination unit.It is new in this practicality In type combination unit 100, in order that sludge is successfully adjusted according to dehydration, broken, drying steps by belt type dewaterer 1, conveying The processing of engagement positions 2, pair roller type or hammer mill 3 and the horizontal desiccation machine 4 of multiple location combined ventilating formula and obtain desired Sludge, it is necessary to carry out orderly control to each device unit so that dried sludge reach predetermined moisture content and Corresponding granularity.As illustrated, the method for being implemented sludge drying using the combination unit of the application can be entered in accordance with the following steps OK.At dehydration S1, liquid sludge is transported to the belt type dewaterer 1 positioned at the top of combination unit 100, starts belt Dewaterer 1 is with to liquid（Or liquid）Sludge is dehydrated, so as to obtain sludge solids block or solid sludges.After dehydration Sludge block there is 40%-60% moisture content.Receiving, at supplying step S2, make the sludge block after dehydration by means of Material receiving port 25 of the gravity of itself by conveying adjusting apparatus 2 is dropped into the hopper 24 for receiving and storing sludge block, Start auger conveyor 22, by auger conveyor 22, such as by means of the rotary shaft in two screws 22a, 22b Power input on 22a ', 22b ' relatively rotates two spirals 221a, 221b, to control to pair roller type or hammer mill The feeding amount or speed of 3 conveying sludge blocks.And in course of conveying, twice-coiled devices can carry out pre- broken to sludge block It is broken.In another embodiment, the operation of single-screw device control sludge block can be used, is pushed away using the rotation of single spiral The discharging opening of dynamic sludge block towards hopper 24 is run, and then the speed or feeding amount for controlling sludge block to be conveyed to disintegrating machine 3.By In can be fitted according to the spatial content above disruption elements in the storage capacity of sludge block in hopper 24 and the housing of disintegrating machine 3 When adjust auger conveyor 22, therefore sludge bulking body can be swimmingly fallen on down in disintegrating machine 3 by means of own wt.Broken At step S3, when being fallen under sludge block is by means of the weight of itself in pair roller type or hammer mill 3,3 ', start power Input component 303,303 ', so that the disruption elements 30,30 ' of disintegrating machine drive lower rotation in power input 303,303 ', so as to Make disk roller 302 or the high-speed rotation of rotary reamer 304 of disruption elements 30,30 ' with by sludge block be broken into sludge small blocks or Fragment.At desiccation step S4, the valve being arranged at the discharge gate of disintegrating machine or the material inlet 45 of horizontal desiccation machine 4 is opened, The sludge small blocks after crushing or fragment is dropped to by means of the weight of itself in the hothouse 41 of horizontal desiccation machine 4, and open Turning device 43 in dynamic hothouse 41, so as to stir component 432 to the sludge fritter in hothouse 41 by turning device 43 Body or fragment are stirred, sheared and crushed, and enter the drying gas of hothouse 41 via each connected entrance 46 from air inlet 47 Body is dried to the sludge small blocks in hothouse 41 or fragment and can make its powder.When the sludge in hothouse 41 is small The valve being arranged at the discharge port 44 of horizontal desiccation machine 4 is opened when block or fragment reach predetermined moisture content, by drying Complete sludge small blocks or fragment discharge desiccation unit 4.The sludge small blocks or the moisture content of fragment dried can reach 50%-40%.In some cases, sludge small blocks or the further particle of fragment or powder can also be made and its moisture content reaches Less than 40%.

The combination unit 100 of the application by reasonably arrange by belt type dewaterer 1, conveying adjusting apparatus 2, disintegrating machine and Horizontal desiccation machine 4 is organically combined together.In combination unit 100 of the present utility model, due to composition combination unit 100 Unit arranges from top to bottom according to sludge filtration, flow that is broken, drying, and implement the equipment of a upper processing routine Outlet is positioned at the top of the entrance for the equipment for implementing next processing routine so that processed sludge is from top to bottom substantially borrowed Help the weight of itself and complete transmitting procedure, therefore, not only eliminate extra conveying equipment between unit, Er Qiejie Save the energy and reduce cost.So that the moisture content of dried sludge can be reduced to 50%-40%, in addition 40% with Under.In method of the combination unit for dewatered sludge is utilized, by conveying the control sludge block implemented in adjusting apparatus 2 Conveying capacity or the operation of speed realize management to each processing step of sludge so that the drying process of sludge becomes suitable Freely, so that the sludge being processed in unit reaches predetermined moisture content.

Although listing a variety of preferred embodiments in this application, the utility model is not limited only to specification and carried And the content arrived, those skilled in the art completely can be by above-mentioned design philosophys of the present utility model to bottom of the present utility model All parts or device in portion's dry type sludge drying machine are changed and retrofited, and these changes or remodeling are all in this practicality Within new concept.

Claims (10)

1. a kind of combination unit for dewatered sludge, the combination unit includes：

Superposed belt type dewaterer（1）, the belt type dewaterer is used for being dehydrated liquid sludge, to obtain solid-state Sludge block, and the outlet with the entrance for being used to receive liquid sludge and for discharging sludge block（E）；

Hammer mill（3）, the hammer mill is used for the sludge block after dehydration being broken into small blocks, and has and receive The charging aperture of sludge block（33）With the discharge gate of small blocks of the discharge after broken（35）；And

Positioned at the horizontal desiccation machine of the multiple location combined ventilating formula of bottom（4）, the horizontal desiccation of the multiple location combined ventilating formula Machine is used for drying the sludge small blocks after crushing, and with the material inlet for receiving small blocks（45）With for discharging dried dirt The discharge port of mud particle（44）；

Convey adjusting apparatus（2）, the conveying adjusting apparatus, which is used for controlling, conveys the sludge after dehydration to the hammer mill Speed or feeding amount, and there is hopper（24）With the auger conveyor with single spiral of the bottom that is arranged on the hopper （22）, wherein, the hopper has the material receiving port for being used for receiving sludge block（25）With for discharging sludge block discharging opening （23）；

Wherein, the conveying adjusting apparatus and hammer mill is located at the belt type dewaterer and the multi-section bit combination is led to Between the horizontal desiccation machine of wind formula, and the position of the conveying adjusting apparatus is higher than the hammer mill；

Wherein, the hammer mill is positioned near the end wall with discharging opening of the hopper of the conveying adjusting apparatus, The direction of transfer of the auger conveyor in the hopper is directed at the discharging opening.

2. according to the combination unit described in claim 1, it is characterised in that the conveying adjusting apparatus（2）The material receiving port （25）Positioned at the belt type dewaterer（1）The outlet（E）Lower section, the hammer mill（3）The charging aperture （33）Positioned at the discharging opening of the conveying adjusting apparatus（23）Lower section, and the horizontal desiccation of the multiple location combined ventilating formula Machine（4）Material inlet（45）Positioned at the hammer mill（3）Discharge gate（35）Lower section.

3. according to the combination unit described in claim 1 or 2, it is characterised in that the belt type dewaterer（1）With the multiple location The horizontal desiccation machine of combined ventilating formula（4）Length direction it is parallel with the longitudinal direction of the combination unit, and the hammer Disintegrating machine（3）With the conveying adjusting apparatus（2）Misplace arrangement on the longitudinal direction of the combination unit, wherein, it is described defeated Send adjusting apparatus（2）The material receiving port（25）Positioned at the belt type dewaterer（1）The outlet（E）Underface, and The horizontal desiccation machine of the multiple location combined ventilating formula（4）Material inlet（45）Positioned at the hammer mill（3）Discharge gate （35）Underface.

4. according to the combination unit described in claim 1 or 2, it is characterised in that the auger conveyor is described with being connected to The rotary shaft of one end of single spiral, and one end of the rotary shaft extends on another end wall of the hopper opening formed Outside, and the other end of the single spiral is towards the discharging opening of the hopper（23）Extension.

5. according to the combination unit described in claim 1 or 2, it is characterised in that the conveying adjusting apparatus and the disintegrating machine The top of horizontal desiccation machine is abreast positioned at, and is raised the conveying adjusting apparatus by support meanss, the hopper The discharging opening is formed on one end wall, and the opening for the conveyer is formed on its another end wall.

6. according to the combination unit described in claim 1 or 2, it is characterised in that the hammer mill has what is be vertically arranged Housing and the disruption elements being arranged in the housing, wherein, the charging aperture（33’）Form the top cover in the housing On, the lower openings of the housing are used as the discharge gate（35’）.

7. according to the combination unit described in claim 1 or 2, it is characterised in that the hammer mill has what is be vertically arranged Housing and the disruption elements being arranged in the housing, wherein, the charging aperture（33’）Form the side wall in the housing On, the lower openings of the housing are used as the discharge gate（35’）.

8. according to the combination unit described in claim 1 or 2, it is characterised in that the hammer mill is provided with its housing For crushing the disruption elements of sludge block（30’）, the disruption elements（30’）Including rotary shaft（301’）Described turn relatively Moving axis（301’）Rotatable rotary reamer（304）.

9. according to the combination unit described in claim 1 or 2, the horizontal desiccation machine of the multiple location combined ventilating formula has up and down The main hothouse of arrangement（41）With secondary hothouse（42a）, and be provided with the main hothouse and be used for stirring, shear and crushing dirt The turning device of mud small blocks（43）, wherein, the rotary shaft of the turning device（431）Level is set in the main hothouse Put, and in the side wall and partition wall of the main hothouse（40）On formed with least one connected entrance with ft connection（46a, 46b）.

10. according to the combination unit described in claim 9, it is characterised in that the horizontal desiccation of the multiple location combined ventilating formula There is the distributor box for dried medium in the side wall of machine（42b）, wherein, dried medium can be input in the distributor box, And entered by being arranged on the connected entrance in the hothouse.