CN110903012A - Internal circulating air process of belt type sludge drying machine - Google Patents
Internal circulating air process of belt type sludge drying machine Download PDFInfo
- Publication number
- CN110903012A CN110903012A CN201911414610.5A CN201911414610A CN110903012A CN 110903012 A CN110903012 A CN 110903012A CN 201911414610 A CN201911414610 A CN 201911414610A CN 110903012 A CN110903012 A CN 110903012A
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- air
- sludge
- drying
- drying machine
- chamber
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- 238000001035 drying Methods 0.000 title claims abstract description 80
- 239000010802 sludge Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000008569 process Effects 0.000 title claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a circulating air process inside a belt type sludge drying machine, wherein a conveying belt is fixedly arranged in the drying machine, a plurality of air inlets and air outlets are respectively arranged on the drying machine, and the air outlets are positioned at the tail end of a sludge drying chamber; the sludge is uniformly distributed on the conveying belt and moves along with the conveying belt, hot air enters the drying chamber from the air inlet and moves forwards in a spiral mode along the conveying belt to dry the sludge on the conveying belt, and finally the sludge is discharged from the air outlet. The hot air moves forwards in a spiral form while drying the sludge, so that the hot air is contacted with the sludge for many times, more moisture can be taken away by the air with unit mass, and the heat utilization efficiency is improved.
Description
Technical Field
The invention relates to the technical field of sludge drying, in particular to an internal circulating air process of a belt type sludge drying machine.
Background
In the prior belt type sludge drying machine system, hot air is conveyed vertically above a conveying belt and is directly discharged from the drying system after passing through the conveying belt. The conventional process has low heat utilization rate, increased energy consumption and high cost.
Disclosure of Invention
In order to solve the problems, the invention provides an internal circulating air process of a belt type sludge drying machine.
The technical scheme of the invention is as follows:
a belt type sludge drying machine internal circulating air process is characterized in that a conveying belt is fixedly installed in a drying machine, a plurality of air inlets and air outlets are respectively formed in the drying machine, and the air outlets are located at the tail end of the drying machine; the sludge is uniformly distributed on the conveying belt and moves along with the conveying belt; hot air enters the drier from the air inlet, moves forwards in a spiral manner along the conveying belt, contacts with sludge, dries the sludge, and is finally discharged from the air outlet.
The hot air revolves in the drying machine.
The sludge drying chamber is formed by arranging a plurality of sludge drying chambers side by side, each drying chamber comprises a chamber body, a partition plate is vertically arranged in each chamber body, each drying chamber is divided into two parts, one is a drying chamber and the other is a heating chamber, gaps are reserved between the upper end and the lower end of each partition plate and the corresponding chamber body respectively, the drying chambers and the heating chambers are communicated to form a rotary channel for hot air to rotate, the drying chambers of all the drying chambers are communicated to form a large drying chamber, and the large drying chamber and all the rotary channels are communicated to form a spiral channel for hot air to move spirally; the conveying belt is fixedly arranged in the large drying chamber; the air inlets are communicated with the heating chamber in a one-to-one correspondence mode, and the air outlets are communicated with the large drying chamber.
When in use, the sludge is uniformly distributed on the conveyer belt and moves along with the movement of the conveyer belt; the hot air is fed from the air inlet, part of the hot air circles around along the rotary channel, and part of the hot air moves forwards in a spiral mode along the spiral channel, so that the hot air is in contact with the sludge for many times, more moisture can be taken away by the air with unit mass, and the heat utilization efficiency is improved.
An air heater is fixedly arranged in the middle of each heating chamber; in the drying process, hot air circles or spirals and contacts with sludge for many times, the temperature of the sludge is necessarily reduced, and an air heater is used for heating so as to meet the requirements of the circles or spirals on hot air drying.
A fan is fixedly arranged at the top of each heating chamber, and an outlet of the fan is opposite to the upper side gap; the air inlet is positioned below the air heater; the fan is used for providing hot air rotary or spiral power, and the air inlet is positioned below the air heater, so that sucked hot air firstly passes through the air heater and then is sent into the drying chamber, and the maximum drying effect of the hot air is ensured.
The top of each drying chamber is provided with a plurality of arc-shaped guide plates, the guide plates are opposite to the gaps on the upper side, and part of the guide plates incline to the tail side by a certain angle; the hot air is blown to the sludge on the conveying belt at a certain angle, and simultaneously, the functions of guiding the hot air to swirl and spiral are achieved.
The invention has the advantages of reasonable design and ingenious conception, and the hot air moves forwards in a spiral form while drying the sludge, so that the hot air is contacted with the sludge for many times, and the air of unit mass can take away more water, thereby improving the heat utilization efficiency.
Drawings
FIG. 1 is a schematic view of the internal structure of a sludge drying chamber.
FIG. 2 is a schematic view of the flow of hot air in the sludge drying chamber.
Fig. 3 is a schematic structural diagram of a sludge drying chamber.
FIG. 4 is a schematic view of the spiral movement of hot air.
In the figure, a sludge drying cavity 1, a cavity 1-1, a partition board 1-2, a drying chamber 1-3, a heating chamber 1-4, an upper clearance 1-5, a lower clearance 1-6, a conveying belt 2, an air inlet 3, an air heater 4, a fan 5, a flow guide plate 6 and an air outlet 7 are arranged.
Detailed Description
As shown in fig. 1-4, a belt type sludge drying machine internal circulation air process, wherein a conveyor belt 2 is fixedly installed in the drying machine, a plurality of air inlets 3 and air outlets 7 are respectively arranged on the drying machine, and the air outlets 7 are positioned at the tail end of a sludge drying chamber; the sludge is uniformly distributed on the conveying belt 2 and moves along with the conveying belt 2, hot air enters the drying chamber from the air inlet 7 and moves forwards in a spiral mode along the conveying belt 2 to dry the sludge on the conveying belt 2, and finally waste gas is extracted from the air outlet 7 through the exhaust fan; the hot air revolves in the drying machine.
The drying machine is formed by arranging and connecting a plurality of sludge drying chambers 1, wherein each sludge drying chamber 1 comprises a chamber 1-1, a partition plate 1-2 is vertically arranged in each chamber 1-1 to divide the inner chamber of each chamber 1-1 into two parts, one is a drying chamber 1-3 and the other is a heating chamber 1-4, gaps are respectively reserved between the upper end and the lower end of each partition plate 1-2 and the chamber 1-1, the upper gaps are air inlets 1-5, the lower gaps are air outlets 1-6, and a rotary channel for supplying hot air to rotate is formed together; the sludge drying chambers 1 are sequentially arranged, the drying chambers 1-3 of all the sludge drying chambers 1 are communicated to form a large drying chamber, and the large drying chamber is communicated with all the rotary channels to form a spiral channel for hot air to spirally move; a conveying belt 2 is fixedly arranged in the large drying chamber, an air outlet 7 is formed in the tail end of the large drying chamber, and air inlets 3 are formed in the heating chambers 1-4 in a one-to-one correspondence manner; an air heater 4 is fixedly arranged in the middle of each heating chamber 1-4; the top of each heating chamber 1-4 is fixedly provided with a fan 5, and the outlet of the fan 5 is opposite to the upper side gap 1-5; the top of each drying chamber 1-3 is provided with a plurality of arc-shaped guide plates 6, the guide plates 6 are opposite to the gaps 1-5 on the upper sides, and part of the guide plates 6 incline to the tail side by a certain angle.
Because of the limited character expression, there exist practically unlimited specific structures, and it will be apparent to those skilled in the art that a number of improvements, decorations, or changes may be made without departing from the principles of the present invention, or the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (6)
1. A belt type sludge drying machine internal circulating air process is characterized in that a conveying belt is fixedly installed in a drying machine, a plurality of air inlets and air outlets are respectively formed in the drying machine, and the air outlets are located at the tail end of the drying machine; the sludge treatment device is characterized in that the sludge is uniformly distributed on the conveyer belt and moves along with the conveyer belt; hot air enters the drier from the air inlet, moves forwards in a spiral manner along the conveying belt, contacts with sludge, dries the sludge, and is finally discharged from the air outlet.
2. The process of claim 1, wherein the hot air is circulated in the belt-type sludge drying machine.
3. The inside circulating air process of the belt type sludge drying machine according to claim 2, wherein the drying machine is formed by arranging and connecting a plurality of sludge drying chambers; the drying chamber comprises a cavity, a partition board is vertically arranged in the cavity and divides the drying chamber into two parts, one part is a drying chamber and the other part is a heating chamber, gaps are reserved between the upper end and the lower end of the partition board and the cavity respectively, the drying chamber and the heating chamber are communicated to form a rotary channel for heat supply air to rotate, the drying chambers of all the drying chambers are communicated in sequence to form a large drying chamber, and the large drying chamber and all the rotary channels are communicated to form a spiral channel for heat supply air to move spirally; the conveying belt is fixedly arranged in the large drying chamber; the air inlets are communicated with the heating chamber in a one-to-one correspondence mode, and the air outlets are communicated with the large drying chamber.
4. The inside circulating air process of the belt type sludge drying machine according to claim 3, wherein an air heater is fixedly arranged in the middle of each heating chamber.
5. The inside circulating air process of the belt type sludge drying machine according to claim 4, wherein a fan is fixedly installed at the top of each heating chamber, and an outlet of the fan is opposite to an upper side gap; the air inlet is positioned below the air heater.
6. The inside circulating air process of the belt type sludge drying machine according to claim 3, wherein a plurality of arc-shaped guide plates are arranged at the top of each drying chamber, the guide plates are opposite to the gaps on the upper sides, and part of the guide plates incline to the tail sides by a certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414610.5A CN110903012B (en) | 2019-12-31 | 2019-12-31 | Internal circulating air process of belt type sludge drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414610.5A CN110903012B (en) | 2019-12-31 | 2019-12-31 | Internal circulating air process of belt type sludge drier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110903012A true CN110903012A (en) | 2020-03-24 |
| CN110903012B CN110903012B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911414610.5A Active CN110903012B (en) | 2019-12-31 | 2019-12-31 | Internal circulating air process of belt type sludge drier |
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| Country | Link |
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| CN (1) | CN110903012B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114275993A (en) * | 2022-01-10 | 2022-04-05 | 南通爱可普环保设备有限公司 | Sequencing batch type low-temperature vacuum belt type sludge drying system and sludge drying method thereof |
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|---|---|---|---|---|
| CN1923503A (en) * | 2006-09-22 | 2007-03-07 | 王文明 | Honeycomb paper core used forming machine |
| CN101972585A (en) * | 2010-08-27 | 2011-02-16 | 无锡优元工业机械有限公司 | Three-in-one device of refrigerated compressed air dryer |
| CN105034582A (en) * | 2015-09-01 | 2015-11-11 | 湖州佳宁印刷有限公司 | Circulating type drying device for printing machine |
| CN206188618U (en) * | 2016-10-20 | 2017-05-24 | 深圳德尔科机电环保科技有限公司 | Utilize sludge drying device of low temperature waste heat |
| CN207646055U (en) * | 2017-12-08 | 2018-07-24 | 浙江森友环保成套设备有限公司 | A kind of sludge at low temperature desiccation apparatus |
| CN207662128U (en) * | 2017-10-31 | 2018-07-27 | 张家港锦亿化纤有限公司 | Device for drying chemical fiber |
| CN207662142U (en) * | 2017-10-31 | 2018-07-27 | 张家港锦亿化纤有限公司 | Device for drying chemical fiber based on conveyer belt |
| CN108344281A (en) * | 2018-03-12 | 2018-07-31 | 哈密绿天使纤维科技有限公司 | Hot air circulation drying cotton machine |
| CN207936710U (en) * | 2018-02-12 | 2018-10-02 | 杭州华创实业有限公司 | Fiber drying and shaping equipment |
| CN208430020U (en) * | 2018-05-08 | 2019-01-25 | 廊坊市隆进环保设备有限公司 | A kind of air heat circulation formula sludge drying system |
| CN110590116A (en) * | 2019-10-29 | 2019-12-20 | 上海同臣环保有限公司 | Separated heat pump sludge low-temperature drying machine |
-
2019
- 2019-12-31 CN CN201911414610.5A patent/CN110903012B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1923503A (en) * | 2006-09-22 | 2007-03-07 | 王文明 | Honeycomb paper core used forming machine |
| CN101972585A (en) * | 2010-08-27 | 2011-02-16 | 无锡优元工业机械有限公司 | Three-in-one device of refrigerated compressed air dryer |
| CN105034582A (en) * | 2015-09-01 | 2015-11-11 | 湖州佳宁印刷有限公司 | Circulating type drying device for printing machine |
| CN206188618U (en) * | 2016-10-20 | 2017-05-24 | 深圳德尔科机电环保科技有限公司 | Utilize sludge drying device of low temperature waste heat |
| CN207662128U (en) * | 2017-10-31 | 2018-07-27 | 张家港锦亿化纤有限公司 | Device for drying chemical fiber |
| CN207662142U (en) * | 2017-10-31 | 2018-07-27 | 张家港锦亿化纤有限公司 | Device for drying chemical fiber based on conveyer belt |
| CN207646055U (en) * | 2017-12-08 | 2018-07-24 | 浙江森友环保成套设备有限公司 | A kind of sludge at low temperature desiccation apparatus |
| CN207936710U (en) * | 2018-02-12 | 2018-10-02 | 杭州华创实业有限公司 | Fiber drying and shaping equipment |
| CN108344281A (en) * | 2018-03-12 | 2018-07-31 | 哈密绿天使纤维科技有限公司 | Hot air circulation drying cotton machine |
| CN208430020U (en) * | 2018-05-08 | 2019-01-25 | 廊坊市隆进环保设备有限公司 | A kind of air heat circulation formula sludge drying system |
| CN110590116A (en) * | 2019-10-29 | 2019-12-20 | 上海同臣环保有限公司 | Separated heat pump sludge low-temperature drying machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114275993A (en) * | 2022-01-10 | 2022-04-05 | 南通爱可普环保设备有限公司 | Sequencing batch type low-temperature vacuum belt type sludge drying system and sludge drying method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110903012B (en) | 2024-06-25 |
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