CN208684745U - Sludge drying device - Google Patents
Sludge drying device Download PDFInfo
- Publication number
- CN208684745U CN208684745U CN201821013724.XU CN201821013724U CN208684745U CN 208684745 U CN208684745 U CN 208684745U CN 201821013724 U CN201821013724 U CN 201821013724U CN 208684745 U CN208684745 U CN 208684745U
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- Prior art keywords
- sludge
- spring
- drying device
- drying
- desiccation
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- 239000010802 sludge Substances 0.000 title claims abstract description 97
- 238000001035 drying Methods 0.000 title claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 21
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003546 flue gas Substances 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000003517 fume Substances 0.000 description 12
- 230000008676 import Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
本实用新型公开了一种污泥干化装置，包括卧式设置的干化主筒，干化主筒一端设置有热烟气进口和污泥进料口、另一端设置湿烟气出口和污泥出料口，还包括：沿污泥传送方向依次设于所述干化主筒内的带绞刀螺旋推进器和搅拌推动桨，所述螺旋推进器的主轴与搅拌推动桨的主轴同轴布置且由差速器连接；以及设置在干化主筒外的主轴驱动电机。本实用新型污泥干化装置，能耗低，烘干效率高，符合国内生产企业实施环保治理、清洁化生产的要求。
The utility model discloses a sludge drying device, which comprises a horizontally arranged drying main cylinder, one end of the drying main cylinder is provided with a hot flue gas inlet and a sludge feeding port, and the other end is provided with a wet flue gas outlet and a sludge inlet. The mud discharge port also includes: a screw propeller with a reamer and a stirring propeller that are sequentially arranged in the drying main cylinder along the sludge conveying direction, and the main shaft of the propeller is coaxial with the main shaft of the stirring propeller. arranged and connected by a differential; and a main shaft drive motor arranged outside the drying main drum. The utility model of the sludge drying device has the advantages of low energy consumption and high drying efficiency, and meets the requirements of domestic production enterprises to implement environmental protection management and clean production.
Description
Technical field
The utility model relates to a kind of sludge treatment devices, and in particular to a kind of mud drying device.
Background technique
Currently, wastewater treatment in China ability is being continuously improved, and existing sewage water treatment method is to the sludge in sewage
Desiccation is carried out, sludge initial aqueous rate is 65% to 80%, after being processed to, is greatly lowered moisture content.
Sludge drying is usually using steam, high-temperature flue gas or conduction oil of heating etc. as heat source, using directly or indirectly
The method for contacting sludge, so that sludge is heated and desiccation.
Such as the Chinese utility model patent that Authorization Notice No. is CN 203625218U discloses a kind of sludge drying machine,
It include desiccation room and circulated air heating room, desiccation ceiling portion is equipped with hot-wind inlet, and nearly bottom position is exported equipped with circulated air
With supplement wind entrance, bottom is equipped with the outlet of supplement wind, is provided with several layers stainless (steel) wire belt transfer station, circulated air in desiccation room
It heats ceiling portion and is equipped with hot-blast outlet, bottom is equipped with mixing wind entrance, and circulated air heating interior is provided with the heat connecting with heat source
Exchanger, circulated air heats the hot-blast outlet of room and the hot-wind inlet of desiccation room is connected by being equipped with the air duct of air-introduced machine and waste discharge mouth
Logical, the circulated air outlet and the outlet of supplement wind of desiccation room are connected by the mixing wind entrance that air duct and circulated air heat room bottom respectively
It is logical.
But traditional sludge heat drying technology is with equipment investment is big, energy consumption is high, operating cost is high, there are explosion wind
The disadvantages of dangerous.
Utility model content
The utility model provides a kind of mud drying device, and low energy consumption, and drying efficiency is high, meets domestic production enterprise implement
The requirement of environment protection treating, cleanly production.
A kind of mud drying device, the main cylinder of desiccation including horizontal setting, the main cylinder one end of desiccation be equipped with hot fume import and
Sludge inlet, the other end are equipped with wet flue gas outlet and sludge discharge hole；Further include:
The band reamer spiral propeller and stirring being sequentially arranged in the main cylinder of the desiccation along sludge direction of transfer push paddle, institute
The main shaft with reamer spiral propeller is stated to push the main shaft of paddle coaxially arranged with stirring and connect by differential mechanism；And setting is dry
Change the spindle drive motor outside main cylinder.
The helical-blade end of blade for referring to spiral propeller with reamer spiral propeller is in the screw reamer with the sawtooth edge of a knife, can
It is commercially available or to producer customize.
Stirring pushes paddle to include shaft and is staggeredly fixed on several catch bars perpendicular in shaft and with shaft, the stirring
It pushes paddle commercially available or is customized to producer.
Band reamer spiral propeller is arranged in the main cylinder Inner Front End of desiccation at sludge inlet, and rear end is close to sludge discharge hole
Place is equipped with multiple stirring catch bars, is connected by differential mechanism, realizes with reamer spiral propeller and multiple stirs by differential mechanism
The angular speed for mixing catch bar is different, the former is slightly slow.
Moisture content is in the sludge of 65%-80%, and after high pressure screw pump enters the main cylinder of desiccation, quilt is with reamer screw propulsion
Device stirring is crushed, and increases the contact area with hot fume, and hot fume is entered by the hot fume import of the main cylinder one end of desiccation, with
Sludge contact, fusion, and sludge is heated at high temperature, evaporate the moisture in sludge, convenient for the Quick uniform desiccation of sludge.
It is easier to become fritter by the sludge being crushed with reamer spiral propeller, uniformly be moved with certain speed, mobile process
In, the moisture content of sludge reduces, and then enters in multiple stirring catch bars of rotor main shaft latter half, because of stirring catch bar
Revolving speed faster, and moisture content reduce, so sludge is further smashed, desiccation.After hot fume heats sludge, it is mixed with
A large amount of vapor, bulk temperature decrease, and become wet flue gas, and wet flue gas is exported from wet flue gas and is discharged.
After a desiccation desiccation of main cylinder, moisture content substantially reduces sludge, but still has some moisture, it is therefore preferable that
Secondary desiccation apparatus is arranged in ground, the sludge discharge hole lower section.
It is further preferred that the secondary desiccation apparatus includes:
Heat supply mouth, top setting gas outlet, bottom setting is arranged in vertically arranged secondary desiccation cylinder, secondary desiccation cylinder lower part
Dry mud receiving port；
The spring being vertically set in the secondary desiccation cylinder reserves vibration space between spring top and secondary desiccation cylinder；
It is coiled on the spring in the shape of a spiral and the sludge hose of permeable watertight, described in sludge hose import access
Sludge discharge hole, outlet access run through the dry mud receiving port；
And the power mechanism of driving spring vibration.
Sludge through a desiccation is fallen into the sludge pipe in secondary desiccation apparatus, and pipeline is using permeable watertight
Film is customized, and is further carried out to the sludge in sludge pipe by the wet flue gas that heat supply mouth enters secondary desiccation apparatus secondary
Desiccation, since pipeline uses permeable watertight material pipeline, so the aqueous vapor in wet flue gas will not be re-introduced into pipeline sludge
In, in addition, due to wet flue gas and the vapor of double evaporation-cooling can enter in wet flue gas through special film, to complete in pipeline
The secondary desiccation of sludge.
Sludge pipe in secondary desiccation apparatus is against sludge discharge hole, and sludge pipe is in secondary desiccation apparatus entrance using close
Seal is sealed, and close entrance setting elasticity is soft inside secondary desiccation apparatus connects, and is stayed for the subsequent vertical tremor of sludge pipe
There is space.
The wet flue gas that band after a desiccation has surplus heat can be used in the hot fume of secondary desiccation.
It is further preferred that the angle of spiraling of the sludge hose is 20 °~45 °.The angle of spiraling refers to that sludge is soft
The radial section of pipe and the angle of spring transversal cross-section.
Secondary dewatered sludge pipeline is customized using permeable watertight film, is spiraled and is fixed on central cylinder spring,
The angle of spiraling of secondary sludge pipeline and horizontal sectional area is 20 ° -45 °, and angle of suitably spiraling facilitates under the nature of sludge
It is heavy.
Preferably, the spring is completed flexible by hydraulic system driving, and the hydraulic system is fixed on the installation main cylinder of desiccation
Rack on.
The power mechanism includes:
It is placed in the iron plate of the spring top, iron plate center is Chong Die with spring center；
And the spring actuating arm with fixation at the iron plate top center.
Further preferably, the iron plate is the circular slab with radiuses such as springs.
Further preferably, the spring actuating arm includes hydraulic telescopic rod and hydraulic-driven arm, hydraulic telescopic rod one end with
Iron plate is connected, the other end is connected with hydraulic-driven arm.
It is constantly flexible up and down that hydraulic system drives hydraulic telescopic rod to complete, so that the continuous vibration of sludge pipe is driven, it is auxiliary
It helps the sludge of sludge pipe to sink naturally, drains into dry mud receiving port.
Other, which can also be used, in power mechanism can realize the existing driving method of spring vibration.
Compared with prior art, the utility model has the following beneficial effects:
1) in the main cylinder of the desiccation of mud drying device, including band reamer spiral propeller and stirring catch bar two multiple
Point, band reamer spiral propeller further cuts sludge, increases the contact area with hot fume, multiple stirring catch bars
Further by sludge agitation, smash, increase specific surface area, also provide thinner sludge for subsequent secondary desiccation and prepare；
2) the band reamer spiral propeller in the main cylinder of the desiccation of mud drying device and multiple stirring catch bar two parts are real
Row is not coaxial synchronized, and centre is connected using differential mechanism component, the angle with reamer spiral propeller relative to multiple stirring catch bars
Speed is slightly slow；
3) secondary dewatered sludge pipe is customized to permeable watertight sludge pipe using permeable watertight film, utilizes a desiccation
Damp and hot flue gas residual temperature, secondary desiccation, clean energy-saving are carried out again to sludge；
4) secondary dewatered sludge pipeline, which spirals, is fixed on a cylindrical body spring, and continuous using spring stretches up and down,
Realize the natural sinking flowing of pipeline sludge.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
Appended drawing reference as shown in the figure is as follows:
1- wet flue gas exports 2- differential mechanism 3- main shaft
4- band reamer spiral propeller 5- hot fume import 6- bearing block
7- spindle drive motor 8- hydraulic system 9- hydraulic-driven arm
10- sludge hose 11- sludge discharge hole 12- stirring pushes paddle
13- sludge inlet 14- rack 15- sealing ring
The gas outlet 16- hydraulic telescopic rod 17- 18- iron plate
The dry mud receiving port 21- elasticity of 19- column spring 20- is soft to be connect
The main bis- desiccation cylinders of cylinder 24- of 22- heat supply mouth 23- desiccation
Specific embodiment
As shown in Figure 1, a kind of mud drying device, including desiccation main barrel portion point and secondary desiccation canister portion point.
Desiccation main barrel portion subpackage including rack 14, the horizontal main cylinder 23 of installation desiccation in rack, desiccation are set at the top of main cylinder one end
Hot fume import 5, bottom setting sludge inlet 13 are set, the top setting wet flue gas of the main cylinder other end of desiccation exports 1, bottom and sets
Set sludge discharge hole 11.Band reamer spiral propeller 4 is set close to sludge inlet part in the main cylinder of desiccation, is discharged close to sludge
Oral area, which sets up separately, sets stirring promotion paddle 12, and the main shaft 3 with reamer spiral propeller and stirring push the shaft of paddle coaxially arranged, pass through
Differential mechanism 2 connects.
Main shaft 3 with reamer spiral propeller passes through the bearing block 6 being fixed on the rack outside the main cylinder of desiccation and installs, main shaft
3 are driven by spindle drive motor 7.
Secondary desiccation canister portion point includes secondary desiccation cylinder 24, and secondary desiccation cylinder is vertically arranged, and 17 He of gas outlet is arranged in top
Hose passes through mouth, the dry mud receiving port 20 of bottom setting, side wall and heat supply mouth 22, center in secondary desiccation cylinder is arranged at bottom
One column spring 19 vertically installed of place's setting, spring bottom and secondary desiccation tube end plate, which are fixed, top is reserved shakes space,
Sludge hose 10, which spirals, to be fixed on outside spring, and sludge hose uses permeable watertight material hose, and the import of sludge hose accesses
Sludge discharge hole 11, outlet run through or access dry mud receiving port 20, and sludge hose passes through soft using elasticity at mouth through hose
21 are connect, and sealing ring 15 is set, the angle of spiraling of sludge hose and horizontal cross-section is 20 ° -45 °.
The iron plate 18 of the radiuses such as one piece and spring is arranged in spring top, and the iron plate center of circle is Chong Die with the spring center of circle, at the top of iron plate
Hydraulic telescopic rod 16 is welded to connect at center, the hydraulic telescopic rod other end connects hydraulic-driven arm 9, and hydraulic-driven arm is fixedly connected
At the top of secondary desiccation cylinder, hydraulic-driven arm is also provided with sealing ring 15 at the secondary desiccation cylinder, hydraulic-driven arm be fixed on
Pressure pressure system 8 in rack connects, and hydraulic system uses conventional hydraulic system, including oil cylinder and fluid clutch.
The course of work of the utility model is as follows:
Wet mud is sent into the main cylinder of desiccation from sludge inlet, and hot fume is sent into the main cylinder of desiccation from hot fume import, spiral shell
Rotation propeller is crushed sludge while conveying sludge, then pushes paddle to send to sludge discharge hole, spiral by stirring
The speed of mainshaft of propeller is slightly less than the revolving speed for stirring pusher, and wet flue gas is exported from wet flue gas and is discharged.
Sludge after desiccation active desiccation is fallen into sludge hose, into secondary desiccation cylinder, in spring shock effect
Under successively fall, be finally discharged by dry mud receiving port, in secondary desiccation cylinder, hot fume is sent by heat supply mouth, with sludge whereabouts side
To reverse flow, secondary desiccation is carried out to sludge in sludge hose, wet flue gas is finally discharged from the gas outlet at top.
The foregoing is merely the specific implementation cases of the utility model patent, but the technical characteristic of the utility model patent is simultaneously
Not limited to this, in the field of the utility model, made changes or modifications all cover any those skilled in the relevant art
Among the scope of the patents of the utility model.
Claims (7)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820615331X | 2018-04-27 | ||
| CN201820615331 | 2018-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208684745U true CN208684745U (en) | 2019-04-02 |
Family
ID=65891078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821013724.XU Active CN208684745U (en) | 2018-04-27 | 2018-06-28 | Sludge drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208684745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110521317A (en) * | 2019-09-27 | 2019-12-03 | 湖南农业大学 | Differential speed mixing device of paddy field seedling raising mud machine, seedling raising mud machine and control method thereof |
| CN113548784A (en) * | 2021-08-26 | 2021-10-26 | 北京中科国通环保工程技术股份有限公司 | Method and device for efficient sludge heat drying treatment |
| CN113603328A (en) * | 2021-08-10 | 2021-11-05 | 天翊科技有限公司 | Method for preparing oil sludge curing agent by using filter-pressed soil |
| CN115385540A (en) * | 2022-08-22 | 2022-11-25 | 浙江明佳环保科技股份有限公司 | Rotor type sludge drying device |
-
2018
- 2018-06-28 CN CN201821013724.XU patent/CN208684745U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110521317A (en) * | 2019-09-27 | 2019-12-03 | 湖南农业大学 | Differential speed mixing device of paddy field seedling raising mud machine, seedling raising mud machine and control method thereof |
| CN113603328A (en) * | 2021-08-10 | 2021-11-05 | 天翊科技有限公司 | Method for preparing oil sludge curing agent by using filter-pressed soil |
| CN113548784A (en) * | 2021-08-26 | 2021-10-26 | 北京中科国通环保工程技术股份有限公司 | Method and device for efficient sludge heat drying treatment |
| CN115385540A (en) * | 2022-08-22 | 2022-11-25 | 浙江明佳环保科技股份有限公司 | Rotor type sludge drying device |
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| GR01 | Patent grant |