CN206666350U - 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, belt conveying adjusting apparatus, standing crusher, and the horizontal three-back-shaped back-mixing desiccation machine positioned at bottom, wherein, belt conveying adjusting apparatus and standing crusher are between belt type dewaterer and desiccation machine, and the position of belt conveying adjusting apparatus is higher than disintegrating machine and including being used for receiving, storage and the band conveyor of conveying sludge block, the speed or feeding amount that operation by adjusting the band conveyor in hopper can control sludge block to be conveyed to standing crusher.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, Standing crusher and horizontal desiccation machine are arranged from top to bottom, and belt is configured between belt type dewaterer and standing crusher Adjusting apparatus is conveyed, and then these equipment and device are fitted together, wherein, belt type dewaterer is arranged on the upper of combination unit Portion, and horizontal desiccation machine is located at its underpart, and belt conveying adjusting apparatus and standing crusher are arranged on belt type dewaterer and crouched Between formula desiccation machine.Make the discharging opening of the hopper of belt conveying adjusting apparatus substantially flush in or higher than vertical by the arrangement that misplaces The charging aperture of disintegrating machine, and the material receiving port of hopper is located at below the outlet of belt type dewaterer, and the discharge gate position of standing crusher In the top of the material inlet of horizontal desiccation machine.So, not only make the compact-sized of combination unit but also cause sludge in drying During fully automatically delivered using the gravity of itself from a upper processing equipment to next processing equipment, so as to save Power, reduce 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, belt Convey adjusting apparatus, standing crusher and horizontal desiccation machine, and reception and the band for the hopper for passing through belt conveying adjusting apparatus The control of formula conveyer, it can be not only respectively completed in belt type dewaterer, standing crusher and horizontal desiccation machine to pending Sludge respective handling, and sludge bulking body can be made orderly in the operation of whole drying process, and obtain desired moisture content. In the drying process of sludge, make belt type dewaterer, belt conveying adjusting apparatus, standing crusher and horizontal by presetting Desiccation machine is in time run, and pending sludge can not only realized in combination unit and automatically delivers, and can also be automatic Complete drying process and obtain the sludge of 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 by belt type dewaterer, belt conveying adjusting apparatus, standing crusher and horizontal desiccation machine according to dirt The drying process of mud is organically combined from top to bottom, is realized and is completed whole mud drying process in one single. This combination unit or device assembly can automatically realize that sludge is set from one by means of the gravity of sludge in itself as far as possible The standby conveying to another equipment, excessive transmission equipment or device are eliminated, so as to reduce energy consumption, cost has been saved and has carried High efficiency.Particularly, belt conveying adjusting apparatus and standing crusher are arranged on to the top of horizontal desiccation machine, make device group Fit structure is simplified.In addition, the method for the present utility model for sludge drying not only forms combination dress by controlling The operation for the equipment put makes drying process more smooth, can also realize the automation of mud drying process.The sludge production obtained 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 of the utility model combination unit；

Fig. 5 is the partial perspective cutaway view of the standing crusher of the utility model combination unit；With

Fig. 6 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, The utility model combination unit 100 dewatering unit, fragmentation cell and desiccation unit preferably respectively using belt type dewaterer 1, Standing crusher 3 and horizontal desiccation machine 4, and belt conveying adjusting apparatus is set between belt type dewaterer 1 and standing crusher 3 2 as conveying adjustment unit.By belt type dewaterer 1, belt conveying adjusting apparatus 2, standing crusher（Or disintegrating machine）3 and sleeping Formula desiccation machine（Or desiccation machine）4 combination units formed or device assembly 100 can be by being dehydrated, crushing and drying process Liquid sludge is transformed into sludge block, sludge small blocks or fragment successively, and the moisture content of sludge can 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 Granulation.

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 belt conveying adjusting apparatus 2 by scraper plate（Herein The sludge place of being scraped is referred to as to the outlet E of belt type dewaterer）.The water being divested in sludge is discharged via filtrate (liquid 14.

Fig. 4 schematically shows the belt conveying adjusting apparatus 2 for the utility model combination unit.Referring to Fig. 4, and With reference to Fig. 1-3, belt conveying adjusting apparatus 2 is located at the lower section of belt type dewaterer 1, to receive what is discharged by belt type dewaterer 1 Sludge block after dehydration, and control the feeding amount or speed that sludge block is conveyed to standing crusher 3.Belt conveying adjustment dress To put 2 include hopper 24 and be arranged on to be used for the conveyer 22 for conveying sludge block in hopper, wherein belt conveying adjusting apparatus 2 Conveyer 22 is band conveyor, and hopper is supported on by support meanss 26 on the top of horizontal desiccation machine 4.Hopper 24 is being schemed Show that there is the cross section of rectangular shape in 4, but this is not restricted, it can also have the transversal of other shapes Face, for example, it is trapezoidal etc..Conveyer 22 is arranged on the bottom of hopper 24.The length direction of hopper 24 is consistent with belt type dewaterer 1, material The top of bucket 24 has larger material receiving port 21, and the position of the material receiving port 21 is located exactly at below the outlet E of belt type dewaterer 1, And the sectional area of the conveyer belt of band conveyor 22 is more than or equal to the outlet E of belt type dewaterer 1 sectional area, so as to The sludge block from the outlet discharge of belt type dewaterer 1 is received completely.Hopper has downward at one end at its neighbouring bottom on wall Inclined discharging opening 23, to convey dirt to the standing crusher 3 being positioned near the end with discharging opening 23 of hopper Clod body.Position of the discharging opening 23 on hopper end wall is generally lower than the height of the conveyer belt of band conveyor 22 so that logical Discharging opening can successfully be dropped to and via inclining by means of self gravitation by crossing the sludge bulking body that the transmission belt of conveyer is transported Oblique discharging opening 23 and drop in standing crusher 3.It will be readily apparent to those skilled in the art that convey dirt to standing crusher 3 The feeding amount or speed of clod body can be accurately controlled or adjusted by controlling the speed of band conveyor 22.

Fig. 5 schematically shows the partial perspective cutaway view of the standing crusher of the utility model combination unit 100.It is vertical Disintegrating machine refers to that the housing of disintegrating machine is arranged vertically, and the axle of disruption elements therein is vertically or perpendicular to ground to set. As indicated, it is arranged on for the disruption elements 30 for crushing sludge bulking in the housing 3A of standing crusher 3.Housing generally vertically cloth Put, and cylinder 32 and the top cover 31 positioned at the upper end of cylinder can be included, wherein, the bottom of cylinder is opened wide downwards.In top cover 31 On form the charging aperture 33 for receiving sludge block and the axis hole 34 for receiving rotary shaft 301, and the bottom opening of housing As discharge gate 36 so as to discharge it is broken after sludge small blocks or fragment.Disruption elements 30 are arranged in housing and under it Near the discharge gate 36 in portion.Disruption elements include rotatable component 330 and fixation kit 331, and rotatable component 330 is positioned at solid Determine the top of component 331 and can be rotatable relative.

As shown in figure 5, rotatable component 330 include rotary shaft 301 and with the lower end of rotary shaft 301 it is angled to The outer multiple turning arms 302 to overhang out, turning arm can be spaced apart at an angle around rotary shaft 301.Each rotation Arm 302 is provided with multiple crusher members or cutting knife 303, and they can be along the length direction of turning arm 302 or the radial direction side of housing To arranging at certain intervals.Each crusher members 303 can perpendicular to turning arm 302 length direction along substantially with rotary shaft The direction of 301 diameter parallel is downwardly projected, and has various cross sectional shapes in the thickness direction parallel to rotary shaft 301. Fixation kit 331 includes hold-down support 310 and annular element 314.Hold-down support 310 have newel 311 and from newel 311 into Multiple poles 312 that certain angle stretches out, they can be spaced apart at a certain angle around newel 311.Multiple rings The radial direction of length direction or housing of the shape part 314 along pole 312 is fixedly provided on pole 312 at certain intervals.Can The upper end of the rotary shaft 301 of runner assembly 330 is rotatably arranged in the axis hole 34 of the top cover 31 of housing, and can be in its extension Part outside to axis hole sets power input 304.One end of each pole 312 of fixation kit 331 is connected to newel On 311, and its other end is fixed on the wall of housing, such as in the aperture 35 formed on wall.

After the installation of disruption elements 30, crusher members 303 on the turning arm 302 of rotatable component 330 can be to Under project into the corresponding interval between the adjacent annular element 314 of fixation kit 331.In other words, crusher members 303 are set Interval of the position correspondence between adjacent two annular element 314 being arranged on pole 312 on turning arm 302, so as to Multiple crusher members 303 be arranged to it is interlaced with each other with multiple annular elements 314, so as to when rotary shaft 301 is in power input 304 When driving lower rotate, crusher members 303 can circle in the interval of annular element 314.

In multiple annular elements 314 of fixation kit 331, each annular element 314 can have multiple projections spaced apart 315.In shattering process, rotatable component 330 is relatively fixed component 331 and rotated, basic into the sludge block in disintegrating machine On fall on fixation kit 331.Therefore, what the upper surface of multiple annular elements 314 of fixation kit was formed is discontinuous or endless Whole surface turns into the load-bearing surface for being used for receiving sludge block.Because the projection 315 on each annular element 314 causes this to hold Carrying surface becomes uneven, under when falling on sludge block on annular element 314 if less than interval between annular element they It will be discharged from the discharge gate 36 of the bottom of housing, and between most of sludge block more than these intervals is stuck in projection 315, Only a fraction of makees circumferential movement such as the turning arm 302 of rotatable component 330, therefore, is set on annular element 314 The sludge block that projection 315 helps to fall on annular element 314 under preventing is as turning arm rotates so that most of sludge block It is maintained at motionless on fixation kit 331, therefore, broken or shearing of the crusher members 303 to sludge block on turning arm 302 becomes It must be more prone to.

In unshowned another embodiment, the charging aperture 33 of standing crusher 3 can be arranged in the side wall of housing, But the position of charging aperture 33 needs to be higher than disruption elements 30, so that the sludge block entered in standing crusher 3 is fallen on by under For receiving the load-bearing surface of sludge block.Charging aperture 33 forms the height that combination unit can be not only reduced on housing wall Degree, can also accelerate the flowing of sludge block.

Referring back to Fig. 1-3, a kind of embodiment of the horizontal desiccation machine of the utility model combination unit is shown.It is 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 hothouse for stirring sludge The turning device of small blocks, 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 of the horizontal desiccation machine of bottom dry type, the horizontal desiccation machine of lateral ventilation formula, multiple location combined ventilating formula Machine.

As a kind of embodiment, horizontal desiccation machine of the present utility model can be the horizontal desiccation machine of bottom dry type, its It is horizontal three-back-shaped back-mixing desiccation machine 4, includes the housing of basic rectangular shape, dividing plate 401 is internally provided with housing, from And the space for sealing housing is divided into the first hothouse 41a and secondary drying chamber 41b, wherein the first hothouse and second is dried Room connects in the right-hand member of housing as described in Figure.In the first hothouse and secondary drying chamber of horizontal desiccation machine 4, set respectively There are the first turning device 43a and the second turning device 43b for stirring sludge.First turning device 43a rotary shaft 431a It is rotatably attached to respectively on the housing of horizontal desiccation machine with the second turning device 43b rotary shaft 431b both ends, and Wherein their one end is extended is connected with external impetus part 49a, 49b respectively outside hothouse.Divide on rotary shaft 431a, 431b Be not provided with it is multiple stir component 432a, 432b, wherein, these stir component and are spaced apart from each other in corresponding rotary shaft setting And rotated together with corresponding rotary shaft to stir the sludge small blocks being fed into hothouse or fragment.Referring to Fig. 1, in shell The upper end of body at discharge gate 36 of the first hothouse 41a top close to disintegrating machine, is provided with material inlet 45, it is used to connect Receive the sludge small blocks being fed into from standing crusher 3 in horizontal desiccation machine 4.In housing with being provided with the identical of material inlet 45 End wall on end in secondary drying chamber 41b is additionally provided with discharge port 44 for discharging dried sludge small blocks or fragment. Housing is provided with connected entrance 46 to make the first hothouse and secondary drying chamber be connected with the 3rd hothouse 42 on its bottom wall, from And the dry gas from air inlet 47 is set to be entered by connected entrance 46 in the first hothouse 41a and secondary drying chamber 41b simultaneously Sludge small blocks therein or fragment are dried.In addition, gas outlet 48 is additionally arranged at the case top of such as desiccation machine, with Just the gas after dry sludge is discharged to outside hothouse.

When sludge block is dropped to from the discharge gate 36 of disintegrating machine by the material inlet 45 of horizontal three-back-shaped back-mixing desiccation machine 4 When in the first hothouse 41a of horizontal three-back-shaped back-mixing desiccation machine 4, the first turning device 43a rotary shaft 431a is dynamic in outside Rotate the component 432a that stirs mounted thereto under power part 49a driving, constantly shear, crush so as to stir component 432a With stir sludge small blocks or fragment, and promote one end for being provided with material inlet of sludge towards housing it is opposite end movement, The sludge of the opposite end is reached then in the direction of motion second turning device 43b opposite with the first turning device 43a drive Constantly sheared, crushed and stirred under dynamic, and moved towards discharge port 44.While shearing, crushing and stir sludge, come Entered from the dry gas such as hot gas of air inlet 47 by connected entrance 46 in the first hothouse and secondary drying chamber, and with Sludge small blocks or fragment fully contact, such sludge small blocks or fragment stir the shearing of component 432a, 432b, crush and Stir and the compound action of dry gas under be continually dried, and its moisture content gradually reduces.Sludge small blocks or fragment Moisture content can be reduced to below 50%-40%, or even 40% and can make its further particle or powder.Finally, by dry dirt Mud discharges hothouse via discharge port 44, and dries the gas after sludge and discharge hothouse by gas outlet 48.

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.Horizontal desiccation machine may also comprise the horizontal desiccation machine of lateral ventilation formula, wherein, In the side-wall outer side of hothouse, gas distribution apparatus is set, and by forming intercommunicating pore or configuration communicating pipe in side wall so that dry Dry room is in fluid communication with gas distribution apparatus.Dry gas is blowed to gas distribution apparatus by blast apparatus, and by gas point Communicating pipe dry gas is conveyed by each intercommunicating pore or into hothouse with equipment.The horizontal desiccation of multiple location combined ventilating formula Machine is also one kind in horizontal desiccation machine, and it can be the horizontal desiccation machine for two kinds of forms for combining bottom and sidepiece ventilation, its The two kinds of functions of being divulged information with bottom and sidepiece.Generally, the hothouse provided with turning device is considered as master in this kind of horizontal desiccation machine Hothouse, the hothouse without turning device is as secondary hothouse.Horizontal desiccation machine can have one or more trunks dry Room, it is possible to have one or more secondary hothouses.The turning device used in main hothouse is arranged on except with to sludge Shear, crush and agitating function, dry sludge small blocks or fragment can also be promoted to be moved to a direction.

In combination unit 100, due to length direction the indulging along combination unit 100 of horizontal three-back-shaped back-mixing desiccation machine 4 Arrange that therefore, belt conveying adjusting apparatus 2 and standing crusher 3 can be serially arranged in horizontal three-back-shaped back-mixing to direction On the top of desiccation machine 4.In order that the hopper 24 of belt conveying adjusting apparatus 2 is higher than standing crusher 3, and particularly, hopper 24 The position of discharging opening 23 be higher than the charging aperture 33 of standing crusher 3, by support meanss, such as support 26 is by 24 liters of hopper It is high.Standing crusher 3 be located at its bottom discharge gate 36 be positioned at just horizontal three-back-shaped back-mixing desiccation machine 4 top left end Material inlet 45 top, so as to so that sludge small blocks or fragment after broken are horizontal using being gravitationally fallen to for its own In first hothouse 41a of three-back-shaped back-mixing desiccation machine 4.

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, standing crusher 3 and horizontal three-back-shaped back-mixing desiccation machine 4 are according to next on another.This arrangement can be with The discharging opening 23 of hopper 24 is positioned close on the optional position or bottom of the circumferential wall of its bottom, rather than on end wall.

Combination unit 100 in, according to dry sludge flow keep belt type dewaterer 1, belt conveying adjusting apparatus 2, Standing crusher 3 and horizontal three-back-shaped back-mixing desiccation machine 4 are generally from top to bottom set gradually, and regardless of whether conveying are adjusted Device, disintegrating machine are arranged on the splicing for all making belt conveying adjusting apparatus 2 on the top of horizontal three-back-shaped back-mixing desiccation machine all the time Mouth 21 is located at the outlet E of belt type dewaterer 1 lower section, the charging aperture 33 of standing crusher 3 is located at belt conveying adjusting apparatus 2 Discharging opening 23 lower section and the material inlet 45 of horizontal three-back-shaped back-mixing desiccation machine 4 is located at the discharge gate of standing crusher 3 36 lower section.Therefore, in the running of combination unit 100, it is essentially ensures that in the equipment of a step on the implementation and handles The sludge crossed under the weight of its own by means of falling in the equipment for implementing next step, so as to reduce and shorten equipment Between transmission equipment or device.

Fig. 6 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 successfully passes through belt type dewaterer 1, band according to filtering/dehydration, broken, drying steps Formula conveys the processing of adjusting apparatus 2, standing crusher 3 and horizontal three-back-shaped back-mixing desiccation machine 4 and obtaining desired sludge needs Orderly control is carried out to each device unit, so that dried sludge reaches predetermined moisture content and corresponding grain Degree.As illustrated, the method for being implemented sludge drying using the combination unit of the application can be carried out in accordance with the following steps.It is being dehydrated At step S1, liquid sludge be transported to positioned at combination unit 100 top belt type dewaterer 1, start belt type dewaterer 1 with To liquid（Or liquid）Sludge is dehydrated or filtered, so as to obtain sludge solids block or solid sludges.After dehydration Sludge block has 40%-60% moisture content.Receiving, at supplying step S2, making the sludge block after dehydration by means of certainly Material receiving port 21 of the gravity of body Jing Guo belt conveying adjusting apparatus 2 is dropped into hopper 24, while starts band conveyor 22, is led to Cross control band conveyor 22 transfer rate come control to standing crusher 3 convey sludge block feeding amount or speed. At destruction step S3, when being fallen under sludge block is by means of the weight of itself in standing crusher 3, while start power input Part 304, so that the disruption elements 30 of standing crusher 3 rotate under the drive of power input 304, so that disruption elements 30 Crusher members 303 are rotated so that sludge block is broken into sludge small blocks or fragment.At desiccation step S4, the sludge after crushing Small blocks or fragment are dropped to by means of the weight of itself in the first hothouse 41a of horizontal three-back-shaped back-mixing desiccation machine 4, and are opened Turning device 43a in dynamic first hothouse 41, so as to stir component 432a to the first hothouse 41a by turning device 43a Interior sludge small blocks or fragment are stirred, sheared and crushed, then by the second turning device 43b's in secondary drying chamber Stir component 432b sludge small blocks or fragment shear, crush and stir again, and from air inlet 47 via each company Port 46 enters the first hothouse and secondary drying chamber 41a and 41b dry gas in the first hothouse and secondary drying chamber Sludge small blocks or fragment be dried and its particle or powder can be made.When sludge small blocks or fragment reach predetermined The valve being arranged at the discharge port 44 of horizontal three-back-shaped back-mixing desiccation machine 4 is opened during moisture content, the complete sludge of drying is small Block or fragment discharge desiccation unit 4.The sludge small blocks or the moisture content of fragment dried can reach 50%-40%.At certain In the case of a little, 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 is by reasonably arranging belt type dewaterer 1, belt conveying adjusting apparatus 2, vertical Disintegrating machine 3 and horizontal desiccation machine 4 are organically combined together.In combination unit 100 of the present utility model, because composition combines The unit of device 100 is arranged from top to bottom according to sludge filtration, flow that is broken, drying, and implements upper processing journey The outlet of the equipment of sequence is positioned at the top of the entrance for the equipment for implementing next processing routine so that processed sludge is by up to Under substantially complete transmitting procedure by means of the weight of itself, therefore, not only eliminate extra conveying between unit and set It is standby, and also save the energy and reduce cost.So that the moisture content of dried sludge can be reduced to 50%-40%, Even below 40%.In method of the combination unit for dewatered sludge is utilized, by being implemented in belt conveying adjusting apparatus 2 The operation of conveying capacity or speed of control sludge block realize management to each processing step of sludge so that sludge is dry Change process becomes smooth, 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）；

Standing crusher（3）, the standing crusher is used for the sludge block after the dehydration being broken into small blocks, and has Receive the charging aperture of sludge block（33）With the discharge gate of small blocks of the discharge after broken（36）；And

Horizontal three-back-shaped back-mixing desiccation machine positioned at bottom（4）, after the horizontal three-back-shaped back-mixing desiccation machine is used for dry crush Sludge small blocks, and with receive small blocks material inlet（44）With the discharge port for discharging dried mud granule （43）；

Belt conveying adjusting apparatus（2）, the belt conveying adjusting apparatus is including having the hopper of rectangular cross section（24）With set Put and be used for the band conveyor for conveying sludge block in the hopper（22）, wherein, the hopper, which has, to be used to receive sludge The material receiving port of block（21）With the discharging opening for discharging sludge block（23）, and wherein by adjusting the band conveyor Operation can control the feeding amount or speed that sludge block conveys to the standing crusher；

The belt conveying adjusting apparatus and the standing crusher are located at the belt type dewaterer and described horizontal three-back-shaped returned Between mixed desiccation machine, and the position of the belt conveying adjusting apparatus is higher than the standing crusher；

Wherein, the standing crusher is positioned at the attached of the end wall with discharging opening of the hopper of the belt conveying adjusting apparatus Closely.

2. according to the combination unit described in claim 1, it is characterised in that the belt conveying adjusting apparatus（2）Described connect Material mouth（21）Positioned at the belt type dewaterer（1）The outlet（E）Lower section, the standing crusher（3）The charging Mouthful（33）It is substantially flush in or less than the belt conveying adjusting apparatus discharging opening（23）, and the horizontal three-back-shaped back-mixing Desiccation machine（4）Material inlet（44）Positioned at the standing crusher（3）Discharge gate（36）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 described horizontal time Font back-mixing desiccation machine（4）Length direction it is parallel with the longitudinal direction of the combination unit, and the standing crusher（3） With the belt conveying adjusting apparatus（2）Misplace arrangement on the longitudinal direction of the combination unit, wherein, the belt conveying Adjusting apparatus（2）The material receiving port（21）Positioned at the belt type dewaterer（1）The outlet（E）Underface, Yi Jisuo State horizontal three-back-shaped back-mixing desiccation machine（4）Material inlet（44）Positioned at the standing crusher（3）Discharge gate（36）Just under Side.

4. according to the combination unit described in claim 1 or 2, it is characterised in that the band conveyor（22）Conveyer belt Sectional area is more than or equal to the belt type dewaterer（1）Outlet（E）Sectional area so that from the outlet（E）Sludge Block can be fully received within the band conveyor（22）Conveyer belt on.

5. according to the combination unit described in claim 1 or 2, it is characterised in that the belt conveying adjusting apparatus and described vertical Formula disintegrating machine is abreast positioned at the top of horizontal desiccation machine, and by support meanss by the belt conveying adjusting apparatus liter Height, the discharging opening of the hopper（23）Formed on one end wall so as to be connected with the charging aperture of the standing crusher.

6. according to the combination unit described in claim 1 or 2, it is characterised in that the standing crusher has what is be vertically arranged Housing and the disruption elements being arranged in the housing, wherein, the charging aperture is formed in the side wall of the housing but position Above disruption elements or formed on the top cover of the housing, and the lower openings of the housing are used as the discharge gate, institute Stating disruption elements includes rotatable component and fixation kit.

7. according to the combination unit described in claim 6, it is characterised in that the rotatable component be located at the fixation kit it Above and rotate relative to, wherein, the rotatable component includes rotary shaft and outwards hanged at a right angle with the lower end of rotary shaft The multiple turning arms stretched out, the multiple turning arm have downward projection of multiple crusher members；During the fixation kit includes Stem and multiple annular elements, plurality of pole are stretched out from the newel with right angle, wherein, one end of each pole is consolidated It is scheduled on the newel, and the other end is connected on the wall of housing, and length side of the multiple annular element along the pole To being arranged at certain intervals on pole, so as in each crusher members in the rotatable component and the fixation kit Annular element interlaced arrangement.

8. according to the combination unit described in claim 7, it is characterised in that the annular element has multiple projections spaced apart.

9. according to the combination unit described in claim 1 or 2 or 7 or 8, it is characterised in that the horizontal three-back-shaped back-mixing desiccation Machine has the first and second hothouses, and the first and second hothouses connect in the end of desiccation machine, and described first and the The turning device for being used for stirring, shear and crush sludge small blocks is provided with two hothouses, wherein, the rotation of the turning device Axle is horizontally disposed with the hothouse, and formed with being connected with least one of ft connection on the bottom wall of the hothouse Mouthful（46）.

10. according to the combination unit described in claim 9, it is characterised in that the horizontal three-back-shaped back-mixing desiccation machine, which has, to be used In the 3rd hothouse of dry gas（42）, wherein, dry gas can be input in the 3rd hothouse, and by setting Entered in the connected entrance in the hothouse.