CN112794602A - Sewage treatment sludge drying furnace - Google Patents
Sewage treatment sludge drying furnace Download PDFInfo
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- CN112794602A CN112794602A CN202011531812.0A CN202011531812A CN112794602A CN 112794602 A CN112794602 A CN 112794602A CN 202011531812 A CN202011531812 A CN 202011531812A CN 112794602 A CN112794602 A CN 112794602A
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- 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
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Abstract
The invention discloses a sewage treatment sludge drying furnace, which comprises a drying furnace body, wherein the drying furnace body comprises an outer furnace barrel and a horn-shaped inner furnace barrel assembled in the outer furnace barrel; the horn-shaped inner furnace cylinder comprises a left conical part and a right conical part; a middle part is arranged between the left conical part and the right conical part, and a mounting piece is assembled on the middle part; the mounting part comprises a fixed disk sleeve fixedly connected to the middle part, a plurality of U-shaped mounting seats are fixedly connected to the disk profile of the fixed disk sleeve, and the U-shaped mounting seats are assembled on the outer furnace barrel through a plurality of assembling bolts in a threaded mode; the device also comprises a plurality of flow guide components which are assembled in the horn-shaped inner furnace cylinder; the guide part comprises a fixed ring body rod, a plurality of blade-shaped guide vanes which are distributed annularly are fixedly connected to the fixed ring body rod, an abrasive part is fixedly connected to the interior of the horn-shaped inner furnace barrel, and a pyrolysis gas inlet part is communicated with the drying furnace body. The device has the advantages that the pyrolysis processing efficiency of the material is effectively improved by adopting the part design.
Description
Technical Field
The invention relates to the field of sewage treatment devices, in particular to a sewage treatment sludge drying furnace.
Background
The sewage is the wastewater generated in the industrial production and the agricultural production processes, and the wastewater contains a large amount of polluting substances such as organic matters, microorganisms and the like, so that the sewage can be recycled after being recycled. In the sewage treatment process, the sewage needs to be subjected to operations such as flocculation, sedimentation and the like, and the settled sludge waste is subjected to process operations such as pyrolysis, carbonization and the like to form industrial materials such as activated carbon and the like.
In the sludge processing pyrolysis process, pyrolysis gas is required to be introduced into the sludge material to be pyrolyzed in the rotary furnace, dried sludge is formed through pyrolysis processing, and the dried sludge is subjected to subsequent carbonization operation to realize processing of activated carbon.
However, the rotary kiln disclosed in the prior art mostly adopts the outer furnace tube with a simple structure and the inner furnace tube structure with a cylindrical structure, the pyrolysis gas enters the inner furnace tube, the pyrolysis gas of the inner furnace tube based on the cylindrical structure meets the material, the speed of the pyrolysis gas is gradually reduced, the pyrolysis efficiency component is reduced, the pyrolysis gas is specifically embodied in the inner furnace tube, the material close to one end of the inlet gas is easily pyrolyzed, and the material far away from one end of the inlet gas is not easily pyrolyzed.
This is due in particular to the influence of the geometry of the inner shaft of the cylindrical structure.
Meanwhile, in the pyrolysis process, the material is gradually dried, the humidity is gradually reduced, the granularity of the dried sludge material is gradually reduced in the rotation process, and the caking material is gradually reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sewage treatment sludge drying furnace.
The invention solves the technical problems through the following technical scheme:
a sewage treatment sludge drying furnace comprises a drying furnace body, wherein the drying furnace body comprises an outer furnace barrel and a horn-shaped inner furnace barrel assembled in the outer furnace barrel;
the horn-shaped inner furnace barrel comprises a left conical part and a right conical part;
the left conical part and the right conical part are provided with a middle part between the left conical part and the right conical part, and a mounting piece is assembled on the middle part;
the horn-shaped inner furnace barrel is assembled on the outer furnace barrel through the mounting piece;
the mounting piece comprises a fixed disk sleeve fixedly connected to the middle part, a plurality of U-shaped mounting seats are fixedly connected to the disk profile of the fixed disk sleeve, and the U-shaped mounting seats are assembled on the outer furnace barrel through a plurality of assembling bolts in a threaded mode;
the sewage treatment sludge drying furnace also comprises a plurality of flow guide components which are assembled in the horn-shaped inner furnace barrel;
the flow guide component comprises a fixed ring body rod, and a plurality of annularly distributed blade-shaped flow guide sheets are fixedly connected to the fixed ring body rod;
the blade-shaped guide vanes are obliquely arranged;
an abrasive part is fixedly connected in the horn-shaped inner furnace barrel, and abrasives are ground through the abrasive part;
the sewage treatment sludge drying furnace also comprises a driving part, and the drying furnace body is driven to rotate by the driving part;
the drying furnace body is communicated with a pyrolysis gas inlet component.
Preferably, the left side of the outer furnace cylinder is provided with a feeding part;
the feeding part comprises a feeding hopper, the bottom of the feeding hopper is communicated with a feeding pipe, and the feeding pipe is communicated with the left side wall of the outer furnace barrel.
Preferably, the pyrolysis gas inlet component comprises a pyrolysis gas inlet pipe communicated with the right side wall of the outer furnace barrel.
Preferably, the driving part comprises driving ring wheels fixedly connected to the left side and the right side of the outer furnace barrel;
the drive component also includes a drive member that drives the drive ring wheel.
Preferably, the driving part comprises riding wheels supported at the front side and the rear side of the driving ring body wheel;
the riding wheel is rotatably connected with a U-shaped frame, and the riding wheel is provided with a driving motor.
Preferably, the riding wheel is provided with a wheel shaft, and the wheel shaft is rotatably connected to the U-shaped frame;
an output shaft of the driving motor is fixedly connected to a wheel shaft;
the bottom of the U-shaped frame is fixedly connected with a machine base.
Preferably, equal fixedly connected with assembly ring pole in the left and right both ends of a stove section of thick bamboo in the horn type, threaded connection has a plurality of fastening bolt on the assembly ring pole, fastening bolt threaded connection stove section of thick bamboo and the inside wall of an outer stove section of thick bamboo in the horn type.
Preferably, the abrasive part comprises a central rod, and the central rod penetrates through the ring center parts of a plurality of fixed ring body rods;
the central rod is fixedly connected with a plurality of annular abrasive flanges;
the equal fixedly connected with end socket of tip about well core rod, the end socket passes through a plurality of connecting rod fixed connection on the inside wall of assembly loop bar.
Preferably, the left end and the right end of the horn-shaped inner furnace cylinder are both communicated with a heat and gas exhaust and decomposition pipeline;
the heat-extraction gas-decomposition pipeline penetrates through the outer furnace cylinder;
and a valve is assembled on the heat and gas removal pipeline.
Preferably, the drying furnace body is provided with a discharge port, and the discharge port is provided with a sealing cover plate.
Compared with the prior art, the invention has the following advantages:
the traditional cylindrical inner furnace tube is designed into a horn-shaped inner furnace tube. The radius lengths of the longitudinal section shapes from the left conical part to the middle part and from the middle part to the right conical part are sequentially decreased from large to small, and simultaneously, the radius lengths of the longitudinal section shapes of the middle part are sequentially increased.
In the sludge drying process, pyrolysis gas enters into the horn type in the stove section of thick bamboo, specifically, pyrolysis gas enters into the left side of the interior stove section of thick bamboo of horn type from the right side of the interior stove section of thick bamboo of horn type, based on the structural design of the interior stove section of thick bamboo of horn type, pyrolysis gas is when the intermediate part, because gaseous through the space reduction, the pressure of atmospheric pressure increases, and then gaseous can fully enter into the left toper portion of the interior stove section of thick bamboo of horn type.
Because pyrolysis gas can fully enter the horn-shaped inner furnace barrel, the materials can be fully pyrolyzed.
A plurality of flow guide components assembled in the horn-shaped inner furnace cylinder are designed; the flow guide component comprises a fixed ring body rod (the size of the fixed ring body rod is continuously reduced according to the size change of the horn-shaped inner furnace tube), and specifically, a plurality of annularly-distributed blade-shaped flow guide sheets are fixedly connected to the fixed ring body rod; the blade-shaped flow deflector is obliquely arranged, so that pyrolysis gas enters the horn-shaped inner furnace tube and can form airflow flowing towards the central axis of the horn-shaped inner furnace tube under the guiding action of the blade-shaped flow deflector, and the pyrolysis gas can be fully applied to materials added into the horn-shaped inner furnace tube under the action of the mode, so that the material and pyrolysis gas effects are increased, and the drying efficiency of the materials is improved. Specifically, the end of the blade-shaped flow deflector is fixedly connected with a bending rod which is fixedly connected to a fixed ring rod.
The leaf-shaped flow deflector can realize flow guiding, improve the effect of pyrolysis gas and materials, and simultaneously realize stir-frying of the materials.
Through the design of the grinding material part, the large materials are stir-fried into small materials by stir-frying the leaf-shaped flow deflector, and the small materials continuously impact the grinding material part, so that the materials are refined. Specifically, a central rod is adopted and penetrates through the ring center parts of a plurality of fixed ring body rods; the central rod is fixedly connected with a plurality of annular abrasive flanges; the material impacts the annular abrasive flange to refine the material.
By adopting the device component design, the pyrolysis processing efficiency of the material is effectively improved, the device component design realizes the change of the flow mechanics characteristic of the pyrolysis airflow, and the processing and drying efficiency of the material is improved by changing the flow characteristic of the pyrolysis airflow.
Drawings
FIG. 1 is a schematic view of the overall structure in embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a trumpet-shaped inner furnace shell in embodiment 1 of the present invention;
FIG. 3 is a schematic view of the structure of a heat and pyrolysis gas exhaust pipeline in embodiment 1 of the present invention;
FIG. 4 is a schematic view showing a dispersed structure of a flow guide member and a trumpet-shaped inner shell in example 1 of the present invention;
FIG. 5 is a schematic structural view of a flow guide member in embodiment 1 of the present invention;
FIG. 6 is a schematic structural view in example 1 of the present invention;
FIG. 7 is a schematic plan view showing a structure of a flow guide member in example 1 of the present invention;
FIG. 8 is a schematic structural view of an abrasive member in example 1 of the present invention;
FIG. 9 is a schematic view showing the dispersion structure of the abrasive means and the trumpet-shaped inner shell in example 1 of the present invention;
FIG. 10 is a graph of the pyrolysis efficiency obtained in comparative experiment in example 2 of the present invention.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
As shown in fig. 1-9, a sewage treatment sludge drying furnace comprises a drying furnace body, wherein the drying furnace body comprises an outer furnace tube 1 and a horn-shaped inner furnace tube 5 assembled in the outer furnace tube 1.
One of the improvement points of the invention is that the traditional cylindrical inner furnace tube is designed into a horn-shaped inner furnace tube 5.
Specifically, the trumpet-shaped inner shell 5 has a shape including a left tapered portion 52 and a right tapered portion 51, and the left tapered portion 52 and the right tapered portion 51. The left tapered portion 52 and the right tapered portion 51 have an intermediate portion 53 therebetween.
The radial lengths of the longitudinal sectional shapes of the left tapered portion 52 to the intermediate portion 53, and the intermediate portion 53 to the right tapered portion 51 decrease from large to small in this order, and at the same time, the radial lengths of the longitudinal sectional shapes of the intermediate portion 53 increase in this order.
In the sludge drying process, pyrolysis gas enters the horn-shaped inner furnace tube 5, specifically, the pyrolysis gas enters the left side of the horn-shaped inner furnace tube 5 from the right side of the horn-shaped inner furnace tube 5, and based on the structural design of the horn-shaped inner furnace tube 5, when the pyrolysis gas passes through the middle part 53, the pressure of the gas pressure is increased due to the fact that the gas passes through the space, and then the gas can fully enter the left conical part 52 of the horn-shaped inner furnace tube 5.
Because the pyrolysis gas can fully enter the horn-shaped inner furnace barrel 5, the materials can be fully pyrolyzed.
In order to mount the trumpet-shaped inner shell 5, a mounting piece is attached to the intermediate part 53, and the mounting of the trumpet-shaped inner shell 5 in the outer shell 1 is achieved by the mounting piece.
Specifically, the mounting member includes a fixed disk sleeve 6 fixedly connected to the intermediate portion 53, a plurality of U-shaped mounting seats 61 are fixedly connected to the disk profile of the fixed disk sleeve 6, and the U-shaped mounting seats 61 are screw-fitted to the outer furnace shell 1 by a plurality of fitting bolts 611.
The sewage treatment sludge drying furnace also comprises a plurality of flow guide components 6 which are assembled in the horn-shaped inner furnace barrel 5; the flow guide component 6 comprises a fixed ring body rod 61 (the size of the fixed ring body rod 61 is continuously reduced according to the size change of the horn-shaped inner furnace tube 5), and a plurality of annularly-distributed blade-shaped flow guide sheets 62 are fixedly connected to the fixed ring body rod 61; the lobed guide vanes 62 are arranged obliquely.
When the pyrolysis gas enters the horn-shaped inner furnace tube 5, the pyrolysis gas can form an airflow flowing towards the central axis of the horn-shaped inner furnace tube 5 under the guiding action of the leaf-shaped flow deflectors 62, and under the action of the mode, the pyrolysis gas can be fully applied to materials added into the horn-shaped inner furnace tube 5, so that the effects of the materials and the pyrolysis gas are increased, and the drying efficiency of the materials is further improved. Specifically, the end of the vane-shaped guide vane 62 is fixedly connected with a bending rod 611, and the bending rod 611 is fixedly connected to the fixed ring body rod 61.
The leaf-shaped flow deflectors 62 can guide flow and improve the effect of pyrolysis gas and materials, and meanwhile, the leaf-shaped flow deflectors 62 stir-fry the materials, specifically, the leaf-shaped flow deflectors 62 are made of stainless steel, the length of each leaf-shaped flow deflector 62 is 40cm, and the width of the central part of each leaf-shaped flow deflector 62 is 10 cm.
In order to further grind the materials in the process of pyrolyzing the materials, an abrasive part 7 is fixedly connected in the horn-shaped inner furnace barrel 5, and the materials are ground through the abrasive part 7.
In the rotation process, the grinding material part 7 continuously impacts materials to realize the grinding of the materials, the pyrolysis efficiency of the materials is further improved by matching the grinding process of the materials with the structural design of the horn-shaped inner furnace tube 5 and the guiding and stir-frying effects of the leaf-shaped flow deflectors 62, the stir-frying of the leaf-shaped flow deflectors 62 is specifically embodied to stir-fry large materials into small materials, and the small materials continuously impact the grinding material part 7 to further realize the refining of the materials.
Specifically, the abrasive member 7 includes a central rod that penetrates the ring center portions of the plurality of fixed ring body rods 61; the central rod is fixedly connected with a plurality of annular abrasive flanges 72; the left end and the right end of the central rod are fixedly connected with end seats 71, and the end seats 71 are fixedly connected to the inner side wall of the assembling ring rod through a plurality of connecting rods 711.
Equal fixedly connected with assembly ring pole 8 in the left and right both ends of a stove section of thick bamboo 5 in above-mentioned horn type, threaded connection has a plurality of fastening bolt 81 on the assembly ring pole 8, fastening bolt 81 threaded connection stove section of thick bamboo 5 and the inside wall of an outer stove section of thick bamboo 1 in the horn type.
In order to realize the continuous driving rotation of the drying furnace body, the sewage treatment sludge drying furnace also comprises a driving part 2, and the drying furnace body is driven to rotate by the driving part 2.
The specific structure of the drive member 2 is as follows:
the driving part 2 comprises driving ring body wheels 21 fixedly connected to the left side and the right side of the outer furnace barrel 1; the drive unit 2 further comprises a drive member for driving the drive ring wheel 21. The driving part comprises riding wheels 22 supported at the front side and the rear side of the driving ring body wheel 21; the riding wheel 22 is rotatably connected with a U-shaped frame, and the riding wheel 22 is provided with a driving motor 23. Specifically, a wheel shaft is assembled on the riding wheel 22 and is rotationally connected to the U-shaped frame; an output shaft of the driving motor 23 is fixedly connected to a wheel shaft; the bottom of the U-shaped frame is fixedly connected with a base 24.
In order to realize the introduction of the pyrolysis gas, according to the existing design, the drying furnace body is communicated with a pyrolysis gas inlet component. Specifically, the pyrolysis gas inlet component comprises a pyrolysis gas inlet pipe communicated with the right side wall of the outer furnace barrel 1.
In order to realize charging, the left side of the outer furnace tube 1 is provided with a charging part according to the prior art; the feeding part comprises a feeding hopper 4, the bottom of the feeding hopper 4 is communicated with a feeding pipe, and the feeding pipe is communicated with the left side wall of the outer furnace barrel 1.
The left end and the right end of the horn-shaped inner furnace tube 5 are both communicated with a heat-release gas pipeline A; the heat-removal and gas-decomposition pipeline A penetrates through the outer furnace barrel 1; the heat and decomposition gas exhaust pipeline A is provided with a valve.
In order to realize material discharge, according to the conventional design, a material discharge port is formed on the drying furnace body, and a sealing cover plate (not shown in the figure) is assembled on the material discharge port.
The advantages of adopting the above device component design are as follows:
the traditional cylindrical inner furnace tube is designed into a horn-shaped inner furnace tube 5. Even if the left tapered portion 52 to the intermediate portion 53 are adopted, the radial length of the longitudinal sectional shape of the intermediate portion 53 to the right tapered portion 51 decreases from large to small in this order, and at the same time, the radial length of the longitudinal sectional shape of the intermediate portion 53 increases in this order.
In the sludge drying process, pyrolysis gas enters the horn-shaped inner furnace tube 5, specifically, the pyrolysis gas enters the left side of the horn-shaped inner furnace tube 5 from the right side of the horn-shaped inner furnace tube 5, and based on the structural design of the horn-shaped inner furnace tube 5, when the pyrolysis gas passes through the middle part 53, the pressure of the gas pressure is increased due to the fact that the gas passes through the space, and then the gas can fully enter the left conical part 52 of the horn-shaped inner furnace tube 5.
Because the pyrolysis gas can fully enter the horn-shaped inner furnace barrel 5, the materials can be fully pyrolyzed.
A plurality of flow guide components 6 which are assembled in the horn-shaped inner furnace cylinder 5 are designed; the flow guide component 6 comprises a fixed ring body rod 61 (the size of the fixed ring body rod 61 is continuously reduced according to the size change of the horn-shaped inner furnace tube 5), and specifically, a plurality of annularly-distributed blade-shaped flow guide sheets 62 are fixedly connected to the fixed ring body rod 61; the blade-shaped flow deflector 62 is obliquely arranged, so that the pyrolysis gas enters the horn-shaped inner furnace tube 5, and at the moment, under the guiding action of the blade-shaped flow deflector 62, the pyrolysis gas can form an airflow flowing towards the central axis of the horn-shaped inner furnace tube 5, and under the action of the mode, the pyrolysis gas can be fully applied to the material added into the horn-shaped inner furnace tube 5, so that the material and pyrolysis gas effects are increased, and the drying efficiency of the material is improved. Specifically, the end of the vane-shaped guide vane 62 is fixedly connected with a bending rod 611, and the bending rod 611 is fixedly connected to the fixed ring body rod 61.
The leaf-shaped flow deflectors 62 not only can realize flow guiding and improve the effect of pyrolysis gas and materials, but also can stir and fry the materials through the leaf-shaped flow deflectors 62.
By designing the grinding material part 7, the large materials are stir-fried into small materials by stir-frying the leaf-shaped flow deflectors 62, and the small materials continuously impact the grinding material part 7, so that the materials are refined. Specifically, a central rod is adopted and penetrates through the ring center parts of a plurality of fixed ring body rods 61; the central rod is fixedly connected with a plurality of annular abrasive flanges 72; the material impinges on the annular abrasive flange 72 to effect thinning of the material.
By adopting the device component design, the pyrolysis processing efficiency of the material is effectively improved, the device component design realizes the change of the flow mechanics characteristic of the pyrolysis airflow, and the processing and drying efficiency of the material is improved by changing the flow characteristic of the pyrolysis airflow.
Example 2 comparative test for pyrolysis efficiency
As shown in FIG. 10, the apparatus disclosed in example 1 of the present invention and the conventional drying furnace disclosed in the prior art are used to process sludge generated from the same batch of sewage for drying, and the pyrolysis efficiency curve of the apparatus disclosed in the present invention is L1, and the pyrolysis efficiency curve of the conventional drying furnace disclosed in the prior art is L2.
The data graphs processed by L1 and L2 show that the efficiency of processing the dried sludge by the device disclosed by the invention is better. Wherein, the pyrolysis efficiency is qualified material/total material amount, wherein, qualified material obtains through sieving, confirms qualified product through the detection of physicochemical property.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A sewage treatment sludge drying furnace is characterized by comprising a drying furnace body, wherein the drying furnace body comprises an outer furnace barrel and a horn-shaped inner furnace barrel assembled in the outer furnace barrel;
the horn-shaped inner furnace barrel comprises a left conical part and a right conical part;
the left conical part and the right conical part are provided with a middle part between the left conical part and the right conical part, and a mounting piece is assembled on the middle part;
the horn-shaped inner furnace barrel is assembled on the outer furnace barrel through the mounting piece;
the mounting piece comprises a fixed disk sleeve fixedly connected to the middle part, a plurality of U-shaped mounting seats are fixedly connected to the disk profile of the fixed disk sleeve, and the U-shaped mounting seats are assembled on the outer furnace barrel through a plurality of assembling bolts in a threaded mode;
the sewage treatment sludge drying furnace also comprises a plurality of flow guide components which are assembled in the horn-shaped inner furnace barrel;
the flow guide component comprises a fixed ring body rod, and a plurality of annularly distributed blade-shaped flow guide sheets are fixedly connected to the fixed ring body rod;
the blade-shaped guide vanes are obliquely arranged;
an abrasive part is fixedly connected in the horn-shaped inner furnace barrel, and abrasives are ground through the abrasive part;
the sewage treatment sludge drying furnace also comprises a driving part, and the drying furnace body is driven to rotate by the driving part;
the drying furnace body is communicated with a pyrolysis gas inlet component.
2. The sewage treatment sludge drying furnace of claim 1, wherein a charging part is assembled at a left side of the outer furnace tube;
the feeding part comprises a feeding hopper, the bottom of the feeding hopper is communicated with a feeding pipe, and the feeding pipe is communicated with the left side wall of the outer furnace barrel.
3. The sewage treatment sludge drying furnace of claim 2, wherein the pyrolysis gas inlet component comprises a pyrolysis gas inlet pipe communicated with the right side wall of the outer furnace barrel.
4. The sewage treatment sludge drying furnace of claim 3, wherein the driving part comprises driving ring wheels fixedly connected to the left and right sides of the outer furnace tube;
the drive component also includes a drive member that drives the drive ring wheel.
5. The sewage treatment sludge drying furnace of claim 4, wherein the driving member comprises riding wheels supported on front and rear sides of the driving ring body wheel;
the riding wheel is rotatably connected with a U-shaped frame, and the riding wheel is provided with a driving motor.
6. The sewage treatment sludge drying furnace as claimed in claim 5, wherein the riding wheels are provided with wheel shafts, and the wheel shafts are rotatably connected to the U-shaped frame;
an output shaft of the driving motor is fixedly connected to a wheel shaft;
the bottom of the U-shaped frame is fixedly connected with a machine base.
7. The sewage treatment sludge drying furnace of claim 6, wherein the left end and the right end of the horn-shaped inner furnace barrel are both fixedly connected with assembling ring rods, a plurality of fastening bolts are connected to the assembling ring rods in a threaded manner, and the fastening bolts are connected to the inner side walls of the horn-shaped inner furnace barrel and the outer furnace barrel in a threaded manner.
8. The sewage treatment sludge drying furnace of claim 7, wherein the abrasive member comprises a central rod, and the central rod penetrates through the ring center parts of a plurality of the fixed ring body rods;
the central rod is fixedly connected with a plurality of annular abrasive flanges;
the equal fixedly connected with end socket of tip about well core rod, the end socket passes through a plurality of connecting rod fixed connection on the inside wall of assembly loop bar.
9. The sewage treatment sludge drying furnace of claim 8, wherein the left end and the right end of the horn-shaped inner furnace barrel are both communicated with a heat and gas discharging pipeline;
the heat-extraction gas-decomposition pipeline penetrates through the outer furnace cylinder;
and a valve is assembled on the heat and gas removal pipeline.
10. The sewage treatment sludge drying furnace as claimed in claim 9, wherein the drying furnace body is provided with a discharge port, and the discharge port is provided with a sealing cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011531812.0A CN112794602B (en) | 2020-12-21 | 2020-12-21 | Sewage treatment sludge drying furnace |
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| CN202011531812.0A CN112794602B (en) | 2020-12-21 | 2020-12-21 | Sewage treatment sludge drying furnace |
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| CN112794602A true CN112794602A (en) | 2021-05-14 |
| CN112794602B CN112794602B (en) | 2022-12-06 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209481451U (en) * | 2018-12-25 | 2019-10-11 | 天津百利机械装备集团有限公司中央研究院 | A kind of sludge drying prilling granulator |
| CN110590102A (en) * | 2019-10-10 | 2019-12-20 | 安徽百和环境技术有限公司 | Loose material type sludge heat treatment carbonization furnace |
| CN110606645A (en) * | 2019-09-03 | 2019-12-24 | 安徽百和环境技术有限公司 | Sludge drying and carbonizing combined heat treatment equipment |
| CN210683561U (en) * | 2019-07-16 | 2020-06-05 | 安徽百和环保科技有限公司 | Sludge drying furnace with stirring and supporting structure |
| CN211005035U (en) * | 2019-09-02 | 2020-07-14 | 安徽百和环保科技有限公司 | Composite material lifting plate type carbonization furnace |
| US20200308039A1 (en) * | 2019-03-28 | 2020-10-01 | University Of Science And Technology Beijing | High-moisture sludge ultra-fine synchronizing deep-drying device and a method thereof |
-
2020
- 2020-12-21 CN CN202011531812.0A patent/CN112794602B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209481451U (en) * | 2018-12-25 | 2019-10-11 | 天津百利机械装备集团有限公司中央研究院 | A kind of sludge drying prilling granulator |
| US20200308039A1 (en) * | 2019-03-28 | 2020-10-01 | University Of Science And Technology Beijing | High-moisture sludge ultra-fine synchronizing deep-drying device and a method thereof |
| CN210683561U (en) * | 2019-07-16 | 2020-06-05 | 安徽百和环保科技有限公司 | Sludge drying furnace with stirring and supporting structure |
| CN211005035U (en) * | 2019-09-02 | 2020-07-14 | 安徽百和环保科技有限公司 | Composite material lifting plate type carbonization furnace |
| CN110606645A (en) * | 2019-09-03 | 2019-12-24 | 安徽百和环境技术有限公司 | Sludge drying and carbonizing combined heat treatment equipment |
| CN110590102A (en) * | 2019-10-10 | 2019-12-20 | 安徽百和环境技术有限公司 | Loose material type sludge heat treatment carbonization furnace |
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| CN112794602B (en) | 2022-12-06 |
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