CN105502881B - A kind of sludge treating system - Google Patents

A kind of sludge treating system Download PDF

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Publication number
CN105502881B
CN105502881B CN201610058734.4A CN201610058734A CN105502881B CN 105502881 B CN105502881 B CN 105502881B CN 201610058734 A CN201610058734 A CN 201610058734A CN 105502881 B CN105502881 B CN 105502881B
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CN
China
Prior art keywords
transmission surface
shaft
furnace body
blade
level
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201610058734.4A
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Chinese (zh)
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CN105502881A (en
Inventor
王海龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningxia Haoshuan Aquaculture Co., Ltd.
Ningxia Haoshuichuan Food Co., Ltd.
Original Assignee
Yueqing Foot Capital Initial Biological Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN201810439925.4A priority Critical patent/CN108675593A/en
Priority to CN201810441057.3A priority patent/CN108439758A/en
Application filed by Yueqing Foot Capital Initial Biological Technology Co Ltd filed Critical Yueqing Foot Capital Initial Biological Technology Co Ltd
Priority to CN201810441058.8A priority patent/CN108609826A/en
Priority to CN201810441285.0A priority patent/CN108689573A/en
Priority to CN201810441284.6A priority patent/CN108675602A/en
Priority to CN201810440494.3A priority patent/CN108640464A/en
Priority to CN201810441332.1A priority patent/CN108640466A/en
Priority to CN201810439924.XA priority patent/CN108585415A/en
Priority to CN201810441060.5A priority patent/CN108658420A/en
Priority to CN201810441283.1A priority patent/CN108675601A/en
Priority to CN201810440506.2A priority patent/CN108675598A/en
Priority to CN201810440493.9A priority patent/CN108658419A/en
Priority to CN201610058734.4A priority patent/CN105502881B/en
Priority to CN201810441331.7A priority patent/CN108640465A/en
Priority to CN201810441056.9A priority patent/CN108439757A/en
Priority to CN201810441281.2A priority patent/CN108609827A/en
Priority to CN201810440495.8A priority patent/CN108689572A/en
Priority to CN201810440492.4A priority patent/CN108675597A/en
Priority to CN201810441059.2A priority patent/CN108675599A/en
Priority to CN201810441282.7A priority patent/CN108675600A/en
Priority to CN201810439923.5A priority patent/CN108675592A/en
Publication of CN105502881A publication Critical patent/CN105502881A/en
Application granted granted Critical
Publication of CN105502881B publication Critical patent/CN105502881B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/805—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis wherein the stirrers or the receptacles are moved in order to bring them into operative position; Means for fixing the receptacle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
    • F26B11/16—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a vertical or steeply-inclined plane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/04—Heating arrangements using electric heating
    • F26B23/06—Heating arrangements using electric heating resistance heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04—Agitating, stirring, or scraping devices
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/26—Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Drying Of Solid Materials (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The present invention relates to a kind of sludge treating systems, including transmitting device, water removing structure and drying device, the drying device includes furnace body, for to the charging gear that material is added in furnace body, material-receiving device for collecting the material in furnace body after drying, wind apparatus, and the agitating device for being stirred and crushing to material will be given by the first air inlet in extraneous hot gas introducing furnace body.When to dry materials, hot gas is introduced through the first air inlet in furnace body cavity, the rotation of second shaft drives the mixing component in the second shaft constantly to be stirred to material along the radial and axial of the second shaft, enable material in furnace body along the axially and radially rolling of the second shaft, increase the time that material is stirred, increases the area of material and hot gas heat convection.In addition, crushing material can also be formed the smaller material of particle, further increases the area of material and hot gas heat convection, improve the drying efficiency and drying effect of material by mixing component.

Description

A kind of sludge treating system
Technical field
The present invention relates to technical field of sludge treatment, and in particular to a kind of improved sludge treating system.
Background technology
Sludge is the product in sewage disposal process, containing a large amount of organic matter, heavy metal and mould etc., if being not added with follow-up Processing environment can be caused seriously to pollute, therefore, often sludge is carried out concentration and dehydration, but by this processing after Moisture percentage in sewage sludge usually 70% or more, also need further to be dried sludge.
The drying system used in the prior art to drying sludge, structure is mostly such as Chinese patent literature Drying system disclosed in CN201058838Y, including furnace body, the batcher being connect with the feed inlet of furnace body, the outlet with furnace body The spray column of mouth connection.Wherein, furnace body includes the transmission shaft being arranged in furnace body, is arranged on transmission shaft outer wall and radially extends Several hollow blades, hollow blade and furnace body outer wall are heated by being passed through high-temperature gas into transmission shaft so that in furnace body Form hot environment.For this drying system during to dry materials, material is in inboard wall of furnace body, transmission shaft and blade outer wall In the cavity of formation, under the rotation of transmission shaft, blade stirs material along the direction that transmission shaft rotates so that material is in the cavity It is stirred, and heat convection is carried out between blade outer wall, transmission shaft outer wall and inboard wall of furnace body.
But above-mentioned drying system, material are transmitted the unidirectional blade stirring of axis, are carried out along same direction always Rolling, on the one hand can reduce the heat-transfer effect in later stage, and it is long that material is stirred interlude, cannot fully stir material It mixes；On the other hand, it for the larger material of some humidity, can cause to bond between material along same direction rolling, shadow The shatter value for ringing material, is unfavorable for heat convection, causes heat exchange efficiency low, drying effect is bad.
In addition, in the prior art, when the material in furnace body is dried using gas, generally requiring in the outer of furnace body Portion's setting heating device heats gas, and the gas after heating is then passed into furnace interior again, this causes entirely dry Drying system is complicated.
Invention content
Therefore, technical problem to be solved by the present invention lies in overcome at Solid-liquid mixture (such as sludge) in the prior art Drying system drying efficiency is low in reason, drying effect is bad and complicated defect, and drying can be improved to provide one kind Efficiency improves drying effect and sludge treating system simple in structure.
For this purpose, the present invention provides a kind of sludge treating system, including
There is transmitting device two-stage transmission surface, first order transmission surface to be located above the side of second level transmission surface, and the first order passes It is connected by transition apparatus between the chances of losing games and second level transmission surface, the height between first order transmission surface and second level transmission surface is big In 100cm, the sludge that solid-liquid mixes can be transported to first order transmission by the transmitting device from the head end of first order transmission surface The tail end in face, and it is imported into second level transmission surface by transition apparatus, and it is transported to the second level from the head end of second level transmission surface The tail end of transmission surface；
Water removing structure, including the apopore that is arranged in each transmission surface, and in each transmission surface being capable of phase Change the pressing plate of height to transmission surface, the pressing plate is used to squeeze the moisture in the sludge, be located in first order transmission surface Floor projection length of the pressing plate in the first order transmission surface is less than the level for the pressing plate being located in the second level transmission surface Projected length, the pressing plate in first order transmission surface and second level transmission surface are respectively arranged the tail end in corresponding transmission surface, are located at One end of the head end near second level transmission surface of pressing plate in the transmission surface of the second level, apart from the second transmission surface head end Distance is not less than 70mm, and the close aperture with the apopore of pressing plate junction is more than separate with pressing plate junction in each transmission surface Apopore aperture, between 10-30mm, gap between adjacent apopore is not more than 30mm in the aperture of apopore；
Drying device is arranged the tail end in the second level transmission surface of the transmitting device, and is transmitted positioned at the second level Processing is dried for receiving the sludge for coming from second level transmission surface, and to the sludge in the side-lower in face；The drying Device includes
Furnace body, horizontally disposed, feed inlet, the discharge port for being added, taking out with cavity, for material, feed inlet The tail end setting of the second level transmission surface of corresponding drying device, receives the sludge for coming from second level transmission surface；
First rotating shaft is threaded through in the cavity of the furnace body, has installation cavity, if being provided on the inner wall of the installation cavity Dry heating wire, the heating wire generate heat when being powered, and the first rotating shaft is made of Heat Conduction Material；
Second shaft is set in the first rotating shaft, and venting cavity is formed between the first rotating shaft, the ventilation Several puff prots, the jet direction of the puff prot and the mixing direction of the agitating shaft and the blade are provided on chamber Mixing direction it is misaligned not parallel, the central axes of the jet direction of the puff prot and the feed inlet form 30-50 degree folder Angle；
Agitating shaft is arranged on the outer wall of second shaft, and the radial direction towards second shaft extends, and edge The axial outer wall distribution for second shaft is multiple；
Blade is multiple, is inclined on the agitating shaft that the distance between adjacent described blade is not more than 30mm；
The puff prot is between the adjacent agitating shaft, the angle of the central axes and the second shaft of water of the puff prot Less than the angle of the agitating shaft and the second shaft.
As preferred embodiment, the central axes of the feed inlet are tilted with the central axes of second shaft intersects, It is formed and is more than 90 degree of angles for being less than 150 degree.
As preferred embodiment, the blade is removably set on the agitating shaft, and the mixing component also wraps Locking member is included, for the blade to be locked at the required position on the agitating shaft.
As preferred embodiment, multiple agitating shafts are distributed in multiple spaced peripheries of second shaft On, at least one agitating shaft is distributed on each periphery of second shaft.
As preferred embodiment, the agitating shaft on adjacent circumferential face is located on different vertical planes.
As preferred embodiment, the agitating shaft is at least four, and four agitating shafts are separately positioned on described On four peripheries of the second shaft, and four agitating shafts are successively set on respectively in the Z-direction of second shaft Top exterior walls on, outside the bottom on the front outer wall in Y direction, on the rear portion outer wall in Y direction and in Z-direction On wall.
Angle of the blade tilted set on the agitating shaft is more than 0 ° and is less than or equal to 20 °；The blade Spacing between the edge and the inboard wall of furnace body of inboard wall of furnace body side is 0.5-10 centimetres.
Two neighboring agitating shaft is not more than 500mm along the axial distance in the second shaft axial direction；Agitating shaft and the stove The distance in internal portion is not less than 1000mm.
Technical solution provided by the invention, has the following advantages that：
1. sludge treating system provided by the invention, sludge is transferred to the second level from first order transportation surface and transported by transmitting device In the chances of losing games, in the process, the pressing plate being arranged on each transportation surface squeezes sludge, squeezes out the moisture in sludge, Water droplet is discharged from apopore, carries out preliminarily dried to sludge, the pressing plate being located in first order transmission surface is transmitted in the first order Floor projection length on face is less than the floor projection length for the pressing plate being located in the second level transmission surface so that after water removal Phase can make full use of the squeezing of pressing plate to act on, and the moisture in sludge that later stage water content reduces further is squeezed out, the The tail end in corresponding transmission surface is respectively arranged in pressing plate on Primary Transmit face and second level transmission surface, is located at second level transmission surface On the distance of head end of the pressing plate apart from second level transmission surface be not less than 50mm, which can ensure in first order transmission surface Material can smoothly drop into the transmission surface of the second level, without falling on pressing plate；Sludge after preliminarily dried enters drying It is further dried in device, which includes furnace body, has feed inlet, discharge port on furnace body；First rotating shaft is worn In the cavity of the furnace body, there is installation cavity, several heating wire are provided on the inner wall of the installation cavity, the heating wire is logical It generates heat when electric, the first rotating shaft is made of Heat Conduction Material；Second shaft is set in the first rotating shaft, and with described Venting cavity is formed between one shaft, several puff prots, the jet direction of the puff prot and institute are provided on the venting cavity The mixing direction of the mixing direction and the blade of stating agitating shaft is misaligned not parallel, the jet direction of the puff prot and institute The central axes for stating feed inlet form 30-50 degree angles, and agitating shaft is arranged on the outer wall of second shaft, towards described the The radial direction of two shafts extends, and multiple along the distribution of the axial outer wall of second shaft；Blade is multiple, and inclination is set It sets on the agitating shaft, the distance between adjacent described blade is not more than 30mm；The puff prot is located at the adjacent stirring Between axis, the central axes of the puff prot are less than the angle of the agitating shaft and the second shaft with the angle of the second shaft of water.
This drying device, when material is dried, material is added through feed inlet in the cavity of furnace body, meanwhile, second Shaft rotation drives the mixing component in the second shaft constantly to be stirred to material along the radial and axial of the second shaft, Mixing component includes the agitating shaft being arranged on the second shaft outer wall, and the radial direction of agitating shaft towards the second shaft extends, more A agitating shaft is distributed along the axial outer wall of the second shaft；And multiple blades, blade tilted set is on agitating shaft.Second Under shaft rotation, agitating shaft and blade are as the second shaft rotates, and multiple agitating shafts and blade are simultaneously in the axis of the second shaft Material is stirred to radial direction, and in whipping process, blade can comminuting matter, and material can be thrown to furnace body Cavity in so that material not only rolls in furnace body, additionally it is possible to be moved in furnace body cavity, increase hot gas in material and cavity The heat convection area of stream, to improve heat exchange efficiency.Also, several puff prots are provided on the venting cavity, the spray The jet direction of gas port and the mixing direction of the mixing direction of the agitating shaft and the blade are misaligned not parallel；Described The airintake direction of one air inlet and the jet direction of the puff prot are not parallel misaligned, to increase the dimension of stirring, keep away Exempt from only to stir material in one direction so that material is bonded together, and influences the loosening degree of material；In addition, mixing component While stirring material, additionally it is possible to by crushing material, form the smaller material of particle, further increase material and hot gas pair The area for flowing heat exchange, improves the drying efficiency of material；After band material is dried, fall on material-receiving device through discharge port, and by It is transported away.Also, above-mentioned drying device further includes connecting tube, and the venting cavity is connected by connecting tube and first gas outlet It connects, first gas outlet is not opened simultaneously with the puff prot, so that the gas in furnace body can be collected further It utilizes.In addition, the jet direction of the puff prot and the central axes of the feed inlet form 30-50 degree angles, that is, puff prot The central axes of central axes and the air inlet form 30-50 degree angles, this makes the material come in from feed inlet, can be spray The gas that gas port sprays carries out eddy flow overturning, improves stirring and drying effect.
In addition, first rotating shaft, is threaded through in the cavity of the furnace body, there is installation cavity, set on the inner wall of the installation cavity Several heating wire are equipped with, the heating wire generates heat when being powered, and the first rotating shaft is made of Heat Conduction Material, so as to utilize position It is heated for the gas in the venting cavity in the heating wire in first rotating shaft, so that heating and dry together as one, First rotating shaft is arranged inside the second shaft, improves space availability ratio so that mechanism is simple.
Meanwhile the puff prot is between the adjacent agitating shaft so that the air-flow that puff prot sprays can be to stirring Axis stirring less than material roll, stir and dry, the central axes of the puff prot and the angle of the second shaft of water are small In the angle of the agitating shaft and the second shaft, so that the puff prot plays auxiliary stirring, desiccation always, in turn The traffic direction of whole material is not interfered with, does not influence the effect that discharges.
2. sludge treating system provided by the invention, the central axes of the feed inlet and the central axes of second shaft are inclined Monoclinic phase is handed over, and is formed and is more than 90 degree of angles for being less than 150 degree.So that sludge, which can pass through feed inlet, enters dry dress In the furnace body set.
3. sludge treating system provided by the invention, blade are removably set on agitating shaft, mixing component further includes lock Tight part, for blade to be locked at the required position on agitating shaft.Blade moves on agitating shaft, in adjustment blade and furnace body Gap between wall is driven down material stirring and crushing effect and material by blade with changing blade, is moved in furnace body State, so that it is determined that residence time of the material in furnace body, meets the drying demand of different material.
4. sludge treating system provided by the invention, multiple agitating shafts are distributed in multiple spaced circles of the second shaft On circumferential surface, at least one agitating shaft is distributed on each periphery of the second shaft.When the second shaft rotates, the second shaft band It moves the agitating shaft on multiple peripheries and blade thereon is stirred and crushes to material, be located on the second shaft axial direction Material can by the periphery of the second shaft of corresponding position agitating shaft and blade stir and crush, it is ensured that in furnace body Material can be stirred and crushed by blade, and the effect for stirring and crushing is evenly, improves the effect of dry materials.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of furnace body in the drying system provided in embodiment 1；
Fig. 2 is the cooperation schematic diagram of first rotating shaft and the second shaft；
Fig. 3 is the arrangement schematic diagram for the sludge treating system that embodiment 1 provides.
Reference sign in figure：1- furnace bodies；11- feed inlets；12- discharge ports；The first air inlets of 13-；The first outlets of 14- Mouthful；3- material-receiving devices；The second shafts of 5-；6- agitating shafts；7- blades；8- locking members；17- first rotating shafts；18- puff prots；19- electricity Heated filament.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other It can be combined with each other at conflict.
Embodiment 1
As shown in Figs. 1-3, the present embodiment provides a kind of sludge treating systems, including
There is transmitting device two-stage transmission surface, first order transmission surface to be located above the side of second level transmission surface, and the first order passes It is connected by transition apparatus 500 between the chances of losing games 200 and second level transmission surface 300, first order transmission surface 200 and second level transmission surface Height between 300 is more than 100cm, and the sludge that the transmitting device can mix solid-liquid is transported from the head end of first order transmission surface It send to the tail end of first order transmission surface, and second level transmission surface is imported by transition apparatus 500, and from second level transmission surface Head end is transported to the tail end of second level transmission surface；
Water removing structure, including the apopore 400 that is arranged in each transmission surface, and in each transmission surface can Relative transport face changes the pressing plate 100 of height, and the pressing plate is used to squeeze the moisture in the sludge, is located at first order transmission surface Floor projection length of the pressing plate 100 in the first order transmission surface 200 on 200 is less than and is located at the second level transmission surface The floor projection length of pressing plate 100 on 300, the pressing plate 100 in first order transmission surface 200 and second level transmission surface 300 are divided equally Tail end in corresponding transmission surface is not set, be located at second level transmission surface 300 on pressing plate 100 near second level transmission surface One end of 300 head end, distance apart from 300 first section of the second transmission surface are not less than 70mm, in each transmission surface it is close with The aperture of the apopore 400 of 100 junction of pressing plate is more than the separate aperture with the apopore 400 of 100 junction of pressing plate, apopore Between 10-30mm, the gap between adjacent apopore is not more than 30mm in 400 aperture；
Drying device is arranged the tail end in the second level transmission surface of the transmitting device, and is transmitted positioned at the second level Processing is dried for receiving the sludge for coming from second level transmission surface, and to the sludge in the side-lower in face；The drying Device includes
Furnace body 1, horizontally disposed, feed inlet 11, the discharge port 12 for being added, taking out with cavity, for material, into Material mouth 11 corresponds to the tail end setting of the second level transmission surface of drying device, receives the sludge for coming from second level transmission surface, such as Fig. 1 It is shown,
First rotating shaft is threaded through in the cavity of the furnace body 1, is had installation cavity, is provided on the inner wall of the installation cavity Several heating wire, the heating wire generate heat when being powered, and the first rotating shaft is made of Heat Conduction Material；
Second shaft 5, is set in the first rotating shaft, and venting cavity is formed between the first rotating shaft, described logical It is provided with several puff prots on air cavity, the jet direction of the puff prot and the mixing direction of the agitating shaft 6 and described The mixing direction of blade 7 is misaligned not parallel, and the jet direction of the puff prot forms 30- with the central axes of the feed inlet 11 50 degree of angles；
Agitating shaft 6 is arranged on the outer wall of second shaft 5, and the radial direction towards second shaft 5 extends, And it is distributed along the axial outer wall of second shaft 5 multiple；
Blade 7 is multiple, is inclined on the agitating shaft 6, the distance between adjacent described blade 7 is not more than 30mm；
The puff prot is between the adjacent agitating shaft 6, the folder of the central axes and the second shaft of water 5 of the puff prot Angle is less than the angle of the agitating shaft 6 and the second shaft 5.
Sludge is transferred to the second level from first order transportation surface and transported by sludge treating system provided by the invention, transmitting device On face, in the process, the pressing plate being arranged on each transportation surface squeezes sludge, squeezes out the moisture in sludge, water Drop is discharged from apopore, and preliminarily dried is carried out to sludge, is located at the pressing plate in first order transmission surface in the first order transmission surface On floor projection length, be less than be located at the second level transmission surface on pressing plate floor projection length so that water removal the later stage The squeezing of pressing plate can be made full use of to act on, the moisture in sludge that later stage water content reduces further is squeezed out, tentatively Sludge after drying, which enters in drying device, to be further dried, which includes furnace body, has charging on furnace body Mouth, discharge port；First rotating shaft is threaded through in the cavity of the furnace body, is had installation cavity, is provided on the inner wall of the installation cavity Several heating wire, the heating wire generate heat when being powered, and the first rotating shaft is made of Heat Conduction Material；Second shaft is set in institute It states in first rotating shaft, and forms venting cavity between the first rotating shaft, several puff prots, institute are provided on the venting cavity It states the jet direction of puff prot and the mixing direction of the mixing direction of the agitating shaft and the blade is misaligned not parallel, institute The jet direction for stating puff prot and the central axes of the feed inlet form 30-50 degree angles, and agitating shaft is arranged at described second turn On the outer wall of axis, the radial direction towards second shaft extends, and more along the distribution of the axial outer wall of second shaft It is a；Blade is multiple, is inclined on the agitating shaft that the distance between adjacent described blade is not more than 30mm；The spray For gas port between the adjacent agitating shaft, the central axes of the puff prot are less than the agitating shaft with the angle of the second shaft of water With the angle of the second shaft.
This drying device, when material is dried, material is added through feed inlet in the cavity of furnace body, meanwhile, second Shaft rotation drives the mixing component in the second shaft constantly to be stirred to material along the radial and axial of the second shaft, Mixing component includes the agitating shaft being arranged on the second shaft outer wall, and the radial direction of agitating shaft towards the second shaft extends, more A agitating shaft is distributed along the axial outer wall of the second shaft；And multiple blades, blade tilted set is on agitating shaft.Second Under shaft rotation, agitating shaft and blade are as the second shaft rotates, and multiple agitating shafts and blade are simultaneously in the axis of the second shaft Material is stirred to radial direction, and in whipping process, blade can comminuting matter, and material can be thrown to furnace body Cavity in so that material not only rolls in furnace body, additionally it is possible to be moved in furnace body cavity, increase hot gas in material and cavity The heat convection area of stream, to improve heat exchange efficiency.Also, several puff prots are provided on the venting cavity, the spray The jet direction of gas port and the mixing direction of the mixing direction of the agitating shaft and the blade are misaligned not parallel；Described The airintake direction of one air inlet and the jet direction of the puff prot are not parallel misaligned, to increase the dimension of stirring, keep away Exempt from only to stir material in one direction so that material is bonded together, and influences the loosening degree of material；In addition, mixing component While stirring material, additionally it is possible to by crushing material, form the smaller material of particle, further increase material and hot gas pair The area for flowing heat exchange, improves the drying efficiency of material；After band material is dried, fall on material-receiving device through discharge port, and by It is transported away.Also, above-mentioned drying device further includes connecting tube, and the venting cavity is connected by connecting tube and first gas outlet It connects, first gas outlet is not opened simultaneously with the puff prot, so that the gas in furnace body can be collected further It utilizes.In addition, the jet direction of the puff prot and the central axes of the feed inlet form 30-50 degree angles, that is, puff prot The central axes of central axes and the air inlet form 30-50 degree angles, this makes the material come in from feed inlet, can be spray The gas that gas port sprays carries out eddy flow overturning, improves stirring and drying effect.
In addition, first rotating shaft, is threaded through in the cavity of the furnace body, there is installation cavity, set on the inner wall of the installation cavity Several heating wire are equipped with, the heating wire generates heat when being powered, and the first rotating shaft is made of Heat Conduction Material, so as to utilize position It is heated for the gas in the venting cavity in the heating wire in first rotating shaft, so that heating and dry together as one, First rotating shaft is arranged inside the second shaft, improves space availability ratio so that mechanism is simple.
Meanwhile the puff prot is between the adjacent agitating shaft so that the air-flow that puff prot sprays can be to stirring Axis stirring less than material roll, stir and dry, the central axes of the puff prot and the angle of the second shaft of water are small In the angle of the agitating shaft and the second shaft, so that the puff prot plays auxiliary stirring, desiccation always, in turn The traffic direction of whole material is not interfered with, does not influence the effect that discharges.
As preferred embodiment, the water outlet at the position that it connect with corresponding transportation surface of the pressing plate 100 The aperture in hole is more than the aperture of the apopore far from the two junction, consequently facilitating uniformly draining.
As preferred embodiment, the central axes of the feed inlet 11 and the central axes of second shaft 5 tilt phase It hands over, is formed and be more than 90 degree of angles for being less than 150 degree.So that sludge, which can pass through feed inlet, enters drying device In furnace body.
As further preferred embodiment, blade 7 be inclined at the angle on 6 outer wall of agitating shaft be more than 0 ° and Less than or equal to 20 °.For example, blade 7, which is tilted 1 °, 3 °, 5 °, 7 °, 10 °, 12 °, 15 °, 20 ° etc., is equiangularly arranged in agitating shaft On 6, the blade 7 that is inclined on agitating shaft 6 not only plays the role of stirring action and also has comminuting matter.Consider material Stirring and pulverization are arranged it is further preferred that blade 7 is tilted 5 ° -10 ° on agitating shaft 6, and blade 7 is on agitating shaft 6 Inclined angle is usually no more than 20 °, otherwise can weaken mixing effect of the blade 7 to material.
As further preferred embodiment, blade 7 is removably set on agitating shaft 6, and mixing component further includes lock Tight part 8, for blade 7 to be locked at the required position on agitating shaft 6.Blade 7 moves on agitating shaft 6, adjustment blade 7 with Gap between 1 inner wall of furnace body, to change under blade 7 drives material stirring and crushing effect and material by blade 7, Motion state in furnace body 1, so that it is determined that residence time of the material in furnace body 1, meets the drying demand of different material.
For example, some material particles are smaller, agitating shaft 6 and blade 7 primarily serve stirring action in the drying process, can be with Spacing between 1 inner wall of blade 7 and furnace body is tuned up so that material there are more spaces in stove during being driven by blade 7 Movement and rolling, exchange heat with the hot gas in 1 cavity of furnace body in body 1.On the contrary, if some material particles are big, need in stirring Material is crushed simultaneously, to accelerate drying efficiency, reduces residence time of the material in furnace body 1, so that it may with by blade 7 with Spacing between 1 inner wall of furnace body is turned down, the crushing effect of reinforced blade 7.
As more preferably preferred embodiment, when the radius of furnace body 1 is 30-40 centimetres, by the close furnace body 1 of blade 7 Spacing between 1 inner wall of edge and furnace body of inner wall side is set as 0.5-10 cm ranges, such as 0.5 centimetre, 1 centimetre, 2 lis Rice, 3 centimetres, 5 centimetres, 8 centimetres, 10 centimetres etc. so that forming reserved space between 1 inner wall of the edge of blade 7 and furnace body. It more preferably ranging from 4-5 centimetres, still, must actually be determined according to parameters such as the performance of material itself, dry requirements.
It is removably set on the preferred embodiment on agitating shaft 6 as blade 7, blade 7 is plate, and agitating shaft 6 is along axis Line opens up sliding slot on direction, and blade 7 is inserted directly into sliding slot, waits for that blade 7 slides at required position, tilts required angle When, directly blade 7 is locked on agitating shaft 6 with locking member 8, such as nut or pin, plug-in unit.That is, blade 7 is tiltedly mounted on In the sliding slot of agitating shaft 6.As deformation, blade 7 can also be the plate with intermediate throughholes, and the outer wall of agitating shaft 6 has outer spiral shell Line, blade 7 are set on agitating shaft 6, are used in combination locking member 8 to fix, such as nut, pin etc..Further, it is also possible to using the prior art Middle others carriage or update device, make blade 7 be moved on agitating shaft 6, and then fixed by locking member 8.
As preferred embodiment, multiple agitating shafts 6 are distributed in multiple spaced peripheries of the second shaft 5 On, at least one agitating shaft 6 is distributed on each periphery of the second shaft 5.When the second shaft 5 rotates, 5 band of the second shaft It moves the agitating shaft 6 on multiple peripheries and blade 7 thereon is stirred and crushes to material, be located at 5 axial direction side of the second shaft Upward material can by the periphery of the second shaft of corresponding position 5 agitating shaft 6 and blade 7 stir and crush, really It protects material in furnace body 1 can be stirred and crushed by blade 7, and the effect for stirring and crushing is evenly, improves dry materials Effect.
Of agitating shaft 6 is set for the number of agitating shaft 6 is set on each periphery, on preferably each periphery Number is four, and four agitating shafts 6 are located at the quartering point of the periphery, so that the material at co-located place, It is continuously agitated and is crushed by four agitating shafts 6 on the periphery of corresponding section and the blade 7 on agitating shaft 6, between stirring Every time it is shorter, increase material and hot gas contact area, further improve the efficiency that material is dried.Each circumference 6 numbers of agitating shaft on face can also be five, six, seven, eight etc., most preferably, several are stirred in addition to four Axis 6 is evenly distributed at the Along ent of the periphery.
As further preferred embodiment, multiple agitating shafts 6 are distributed in multiple spaced circles of the second shaft 5 On circumferential surface, the spacing that is provided with two adjacent peripheries of agitating shaft 6 is preferably 5-15 centimetres, for example, 5 centimetres, 6 centimetres, 7 Centimetre, 7.5 centimetres, 8 centimetres, 10 centimetres, 12 centimetres, 15 centimetres etc..Best spacing is 7.5-10 centimetres.
As further preferred embodiment, the agitating shaft 6 on adjacent circumferential face is located on different vertical planes.This When, the material in adjacent position is stirred and is crushed by agitating shaft 6, the blade 7 on different vertical planes, adjacent material The direction being stirred is inconsistent, and the movement locus of adjacent material is also inconsistent, further such that material is in mixing in the cavity State will not be bonded together, and improve the loosening degree of material, it is easier to be carried out heat convection with hot gas, be further increased Heat exchange efficiency.
As more preferably preferred embodiment, agitating shaft 6 is four, and four agitating shafts 6 are separately positioned on the second shaft 5 On four peripheries, and four agitating shafts 6 are successively set on respectively in the top exterior walls in the Z-direction of the second shaft 5, Y-axis In bottom outer wall on rear portion outer wall on front outer wall on direction, in Y direction and in Z-direction.Agitating shaft 6 uses This arrangement mode, in 5 rotation process of the second shaft, top exterior walls are with two agitating shafts 6 in bottom outer wall to the second shaft 5 The torque of generation can be balanced mutually, and adjacent front outer wall generates the second shaft 5 with two agitating shafts 6 on the outer wall of rear portion Torque mutually balance so that the second shaft 5, agitating shaft 6 and blade 7 operate more stable, avoid the generation of the second shaft 5 Oscillation phenomenon improves the service life of drying oven.
As a variant embodiment of 6 numbers of agitating shaft, the number of agitating shaft 6 can also be 8,12,16 Etc. namely the quantity of agitating shaft 6 be 4n, wherein n >=1, every four agitating shafts 6 repeat above-mentioned arrangement mode and are arranged second On the outer wall of shaft 5.
As another variant embodiment of 6 numbers of agitating shaft, the number of agitating shaft 6 can also be 5,6,7, 8 etc., multiple agitating shafts 6 are separately positioned on the different peripheries of the second shaft 5, and from the radial direction of the second shaft 5, Multiple agitating shafts 6 are distributed on the radial circumference of the second shaft 5, are most preferably the Along ents positioned at 5 radial circumference of the second shaft Place, such as agitating shaft 6 are six, and six agitating shafts 6 are distributed on six peripheries, and from the radial direction of the second shaft 5, six A agitating shaft 6 is located just at six Along ents of the periphery of the second shaft 5, and material is stirred and is crushed multi-facetedly.
In the above embodiment, the shape of blade 7 can be rectangular, trapezoidal, fan-shaped, the peach heart etc. other shapes, shape Shape is not especially limited, in addition, the surface of blade 7 can be smooth plane, can also be the song with certain radian transition Face or the surface of other moulding can.
As the variant embodiment of mixing component, mixing component can also include setting in the axial outer wall of the second shaft 5 On several connecting rods, and several fins for being arranged in connecting rod around connecting rod outer wall, row of the fin in connecting rod Mode for cloth can be rotated similar to the arrangement mode of fan blade in the prior art, fin around the axis direction of connecting rod, And then to be stirred and crush to material.In addition, mixing component can also be that can realize stirring and crushing in the prior art Other agitating devices or grinding device of material.
Can also include charging gear, material-receiving device 3 as the embodiment of deformation.Wherein, charging gear is preferably existing There are the batcher in technology, such as elevator, and the hopper on feed inlet 11, it is described when with charging gear 2 The material of second level transportation surface is transferred directly to charging gear, and the feed opening of elevator is opposite or extend into hopper and all may be used With.Material-receiving device 3 is preferably screw conveyor either belt conveyor and chain transfer or directly in discharge port 12 A discharging bin is arranged in lower section.
As the preferred of feed inlet 11, discharge port 12, the first air inlet 13 and the first gas outlet 14 opened up on furnace body 1 Embodiment, feed inlet 11 is opened on the radial side wall of furnace body 1, discharge port 12 is opened in furnace body 1 in Z-direction Bottom outer wall on, the first air inlet 13 is opened in the furnace body 1 at feed inlet 11 in the top exterior walls in Z-direction, First gas outlet 14 is opened in furnace body 11 in the top exterior walls in Z-direction, and opposite with the position of discharge port 12.
In short, when to dry materials, first according to performance of material, such as moisture content, particle size, degree of drying etc. Parameter, to adjust the spacing between 1 inner wall of blade 7 and furnace body, the angle and second that blade 7 is obliquely installed on agitating shaft 6 Spacing in shaft 5 between two neighboring periphery；And according to the amount of the hot gas in the amount of addition material, introducing furnace body 1, come Calculate material stops the degree of drying that how long can reach necessary requirement in furnace body 1, and can be by multiple Experiment, obtains the optimized parameter that each material is dried, to prepare the drying oven of relevant parameter and have the drying oven Drying system.
It is worth noting that in the above embodiment of the invention, the first air inlet can also be omitted, at this point, only passing through Puff prot air inlet.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (1)

1. a kind of sludge treating system, which is characterized in that including
Transmitting device there is two-stage transmission surface, first order transmission surface to be located above the side of second level transmission surface, first order transmission surface (200) it is connected by transition apparatus (500) between second level transmission surface (300), first order transmission surface (200) and the second level pass Height between the chances of losing games (300) is more than 100cm, and the sludge that the transmitting device can mix solid-liquid is from first order transmission surface Head end is transported to the tail end of first order transmission surface, and imported into second level transmission surface by transition apparatus (500), and from the second level The head end of transmission surface is transported to the tail end of second level transmission surface；
Water removing structure, including the apopore (400) that is arranged in each transmission surface, and in each transmission surface being capable of phase Change the pressing plate (100) of height to transmission surface, the pressing plate is used to squeeze the moisture in the sludge, is located at first order transmission surface (200) floor projection length of the pressing plate (100) on the first order transmission surface (200) on is less than and is located at the second level The floor projection length of pressing plate (100) in transmission surface (300), in first order transmission surface (200) and second level transmission surface (300) Pressing plate (100) tail end in corresponding transmission surface is respectively set, the pressing plate (100) being located in second level transmission surface (300) Near one end of the head end of second level transmission surface (300), the distance apart from second level transmission surface (300) head end is not small It is more than separate and pressing plate in the close aperture with the apopore (400) of pressing plate (100) junction on 70mm, each transmission surface (100) aperture of the apopore (400) of junction, the aperture of apopore (400) is between 10-30mm, adjacent apopore (400) gap between is not more than 30mm；
The tail end in the second level transmission surface of the transmitting device is arranged in drying device, and positioned at the second level transmission surface Processing is dried for receiving the sludge for coming from second level transmission surface, and to the sludge in side-lower；The drying device Including
Furnace body (1), horizontally disposed, feed inlet (11), the discharge port (12) for being added, taking out with cavity, for material, The tail end setting of the second level transmission surface of the corresponding transmitting device of feed inlet (11), receives the dirt for coming from second level transmission surface Mud；
First rotating shaft (17), is threaded through in the cavity of the furnace body (1), has installation cavity, is arranged on the inner wall of the installation cavity There are several heating wire, the heating wire to generate heat when being powered, the first rotating shaft is made of Heat Conduction Material；
Second shaft (5), is set in the first rotating shaft, and venting cavity is formed between the first rotating shaft, the ventilation Several puff prots (18), the mixing direction and blade in the jet direction and agitating shaft (6) of the puff prot are provided on chamber (7) mixing direction is misaligned not parallel, and the jet direction of the puff prot forms 30- with the central axes of the feed inlet (11) 50 degree of angles；
The agitating shaft (6) is arranged on the outer wall of second shaft (5), towards the radial direction of second shaft (5) Extend, and multiple along the distribution of the axial outer wall of second shaft (5)；
Blade (7) is multiple, is inclined on the agitating shaft (6), the distance between adjacent described blade (7) is not more than 30mm；
The puff prot is between the adjacent agitating shaft (6), the central axes of the puff prot and second shaft (5) Angle is less than the angle of the agitating shaft (6) and the second shaft (5).
CN201610058734.4A 2016-01-28 2016-01-28 A kind of sludge treating system Active CN105502881B (en)

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CN201810440493.9A CN108658419A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441058.8A CN108609826A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441285.0A CN108689573A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441284.6A CN108675602A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440494.3A CN108640464A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441332.1A CN108640466A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439924.XA CN108585415A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441060.5A CN108658420A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441283.1A CN108675601A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440506.2A CN108675598A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439925.4A CN108675593A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201610058734.4A CN105502881B (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439923.5A CN108675592A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441056.9A CN108439757A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441281.2A CN108609827A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440495.8A CN108689572A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440492.4A CN108675597A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441057.3A CN108439758A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441282.7A CN108675600A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441331.7A CN108640465A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441059.2A CN108675599A (en) 2016-01-28 2016-01-28 A kind of sludge treating system

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CN201810441282.7A Division CN108675600A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440492.4A Division CN108675597A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440506.2A Division CN108675598A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440495.8A Division CN108689572A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441057.3A Division CN108439758A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441059.2A Division CN108675599A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440494.3A Division CN108640464A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441331.7A Division CN108640465A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441285.0A Division CN108689573A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441284.6A Division CN108675602A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441281.2A Division CN108609827A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441283.1A Division CN108675601A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440493.9A Division CN108658419A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441058.8A Division CN108609826A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441060.5A Division CN108658420A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441332.1A Division CN108640466A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441056.9A Division CN108439757A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439925.4A Division CN108675593A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439923.5A Division CN108675592A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439924.XA Division CN108585415A (en) 2016-01-28 2016-01-28 A kind of sludge treating system

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CN201810441057.3A Pending CN108439758A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441284.6A Withdrawn CN108675602A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441283.1A Pending CN108675601A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440494.3A Withdrawn CN108640464A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441281.2A Pending CN108609827A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441331.7A Withdrawn CN108640465A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440495.8A Withdrawn CN108689572A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439925.4A Withdrawn CN108675593A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440506.2A Withdrawn CN108675598A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810439923.5A Pending CN108675592A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441285.0A Withdrawn CN108689573A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201610058734.4A Active CN105502881B (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441282.7A Pending CN108675600A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441056.9A Pending CN108439757A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441060.5A Pending CN108658420A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440492.4A Withdrawn CN108675597A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441058.8A Pending CN108609826A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440493.9A Withdrawn CN108658419A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
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CN201810441057.3A Pending CN108439758A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441284.6A Withdrawn CN108675602A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810441283.1A Pending CN108675601A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
CN201810440494.3A Withdrawn CN108640464A (en) 2016-01-28 2016-01-28 A kind of sludge treating system
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