CN202912812U - Belt sludge dryer utilizing waste heat of boiler to dry sludge - Google Patents
Belt sludge dryer utilizing waste heat of boiler to dry sludge Download PDFInfo
- Publication number
- CN202912812U CN202912812U CN 201220280007 CN201220280007U CN202912812U CN 202912812 U CN202912812 U CN 202912812U CN 201220280007 CN201220280007 CN 201220280007 CN 201220280007 U CN201220280007 U CN 201220280007U CN 202912812 U CN202912812 U CN 202912812U
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- guipure
- kiln
- mud
- boiler
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- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a belt sludge dryer utilizing waste heat of a boiler to dry sludge, which comprises a drying chamber. The drying chamber is formed by a front wall body, a rear wall body, a left wall body, a right wall body and a top plate; the front wall body of the drying chamber is provided with a boiler flue gas inlet; the rear wall of the drying chamber is provided with an air outlet; a plurality of drying beds are arranged in parallel up and down between the left and right wall bodies of the drying chamber; the left wall body is provided with a feed inlet; a conveying belt is connected with the uppermost drying bed by the feed inlet; each drying bed is formed by a transmission roll, a drive roll and a mesh belt arranged between the transmission roll and the drive roll; both ends of the transmission rolls and both ends of the drive rolls are arranged on the front and rear wall bodies; the drive rolls are connected with a transmission system; the rotation direction of each upper mesh belt is opposite to that of an adjacent lower mesh belt; the adjacent mesh belts are arranged in the length direction in a staggered manner; and materials on each upper mesh belt sequentially fall on the adjacent lower mesh belt and finally are sent out of the drying chamber from a discharge port of the left wall body or the right wall body.
Description
The utility model belongs to the technology of paper industry environmental protection aspect, is specifically the mud that produces in the sewage treatment process is carried out dry method.
Background technology
Sludge incineration is a main sludge disposal technology, select that rational mud is concentrated, dewatering, suitable moisture percentage in sewage sludge, help sludge incineration to process and reach best effect, both alleviate paper mill sludge to the detrimentally affect that environment produces, saved a large amount of energy consumption technology for papermaking enterprise again.Enterprise's drying sludge adopts rotary kiln to carry out drying mostly now, and this equipment need be used the steam boosting, produces again new energy consumption.
The utility model content
The purpose of this utility model just is to provide a kind of boiler afterheat that utilizes that mud is carried out dry belt-type sludge drier, take full advantage of the temperature of boiler smoke, do not need new energy consumption to come mud is heated, thereby make dried mud reach the needs of boiler combustion.
The technical solution of the utility model is as follows:
A kind of boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, comprise kiln, kiln is by front body of wall, back wall, left body of wall, right body of wall and top board consist of, front body of wall at kiln is provided with the boiler smoke air intake vent, rear wall at kiln is provided with air outlet, left in kiln, a plurality of drying beds that are arranged in parallel up and down are set between the right body of wall, be provided with feeding mouth at left body of wall, conveying belt is connected with the superiors drying beds by feeding mouth, drying bed is by live roll, drive roll and be arranged on live roll and drive roll between guipure consist of, before the two ends of live roll and the two ends of drive roll all are arranged on, on the back wall, drive roll is connected with transmission system, the turning direction of upper strata guipure and adjacent lower floor guipure in opposite directions, the length of adjacent layers guipure is crisscross arranged, material on the guipure of upper strata is fallen on the adjacent lower floor guipure successively, sends kiln by the discharge port of left body of wall or right body of wall at last.
The above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, and described live roll is bridle rolls, is provided with deflector roll below guipure, and the two ends of deflector roll are arranged on the forward and backward body of wall.
The above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, and the guipure on conveying belt and the superiors' drying bed consists of one and carries zone circle, shares one group of transmission system, and the following guipure of the second layer and the second layer shares one group of transmission system.
The above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, also is provided with the cloth brattice in the front body of wall of described kiln, evenly is provided with wind distributing hole on the cloth brattice.
The above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, and described boiler smoke air intake vent has two, is arranged on the front body of wall; Air outlet has one.
The above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, is provided with manhole at front body of wall and back wall.
Adopt technique scheme, the utility model has following advantage: be transferred machine through the mud of pressure filter and deliver on the extrusion machine, extrusion machine further is distributed evenly on the guipure after the extruding to mud and is transported to kiln; The flue gas of boiler emission enters kiln by two boiler smoke air intake vents, and the flue gas that the cloth brattice will enter kiln is distributed equably, has guaranteed that the mud on the guipure fully contacts with flue gas, thereby has improved drying efficiency greatly; Enter former boiler flue gas treatment system through the flue gas after utilizing by air outlet.Extrusion machine of the present utility model can be evenly distributed in sludge dewatering on the guipure mud again, has embodied the several functions of extrusion machine; On the other hand, the utility model can utilize the useless flue gas of boiler emission that mud is carried out drying, can reduce again the temperature of flue gas, reduces flue gas to the hot driving effect of atmosphere, and then plays environmental-protection function.And the utility model simplified construction does not need new energy consumption that mud is heated, and just can reach water content 10%---30% mud reaches the needs of boiler combustion; The extruding function is pressed into the pie of 2-5mm with mud and can be distributed to equably on the guipure, effectively raises drying efficiency.
Description of drawings
Fig. 1 utilizes boiler afterheat mud to be carried out the structural representation of dry belt-type sludge drier.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the local enlarged diagram of cloth brattice.
Embodiment
Such as Fig. 1, Fig. 2 and a kind of boiler afterheat that utilizes shown in Figure 3 carry out dry belt-type sludge drier to mud, comprise kiln 1, kiln is by front body of wall 17, back wall 10, left body of wall 11, right body of wall 12 and top board 13 consist of, front body of wall 17 at kiln is provided with two boiler smoke air intake vents 7 and two manholes 8, rear wall at kiln is provided with air outlet 6 and manhole 8, left in kiln, a plurality of drying beds that are arranged in parallel up and down are set between the right body of wall, be provided with feeding mouth at left body of wall, conveying belt 14 is connected with the superiors drying beds by feeding mouth, drying bed is by live roll 2, drive roll 16 and be arranged on live roll and drive roll between guipure 5 consist of, below guipure 5, be provided with deflector roll 3, the two ends of live roll, before the two ends of drive roll and the two ends of deflector roll all are arranged on, on the back wall, and all can rotate, drive roll 16 is connected with transmission system, the turning direction of upper strata guipure and adjacent lower floor guipure in opposite directions, the length of adjacent layers guipure is crisscross arranged, material on the guipure of upper strata is fallen on the adjacent lower floor guipure successively, at last send kiln by the discharge port of left body of wall or right body of wall, the above-mentioned boiler afterheat that utilizes carries out dry belt-type sludge drier to mud, guipure on conveying belt and the superiors' drying bed consists of one group and carries zone circle, share one group of transmission system, the following guipure of the second layer and the second layer shares one group of transmission system 18.In the front body of wall of kiln, also be provided with cloth brattice 9, evenly be provided with wind distributing hole 15 on the cloth brattice.
Live roll 2 of the present utility model is bridle rollss.
The utility model drying bed is by five layers.
A kind of boiler emission flue dust waste heat that utilizes carries out dry method to sewage disposal mud, carry out drying treatment with utilizing boiler afterheat that mud is carried out dry belt-type sludge drier, its step is as follows: a. boiler smoke air intake vent. and the sludge water content content of sewage disposal reaches 80%, drop to 40% through moisture behind the pressure filter, drop to 35% through moisture behind the extrusion machine again, extrusion machine 4 mud out by conveying belt to kiln and be evenly distributed on the kiln the superiors guipure; B. the boiler emission flue gas is passed into the boiler smoke air intake vent of kiln, and flue gas is distributed on the guipure by the cloth brattice after entering kiln equably; C. have the many guipures that distribute up and down in the kiln, and adjacent upper guipure and lower guipure switched in opposite, mud is brought into kiln by the guipure that the superiors rotate, mud is fallen on the second layer guipure when arriving the later roller of guipure, the same second layer is fallen the 3rd layer ... .. fall at last on last one deck guipure, mud in the end reaches the requirement mass dryness fraction and is sent kiln on one deck guipure.
The above-mentioned boiler emission flue dust waste heat that utilizes carries out dry method to sewage disposal mud, is distributed to equably on the superiors' guipure after the pie that described step a extrusion machine is pressed into mud 2-5mm is brought kiln into by conveying belt.
The above-mentioned boiler emission flue dust waste heat that utilizes carries out dry method to sewage disposal mud, enters former boiler flue gas treatment system through the flue gas after utilizing by air outlet.
Claims (6)
1. one kind is utilized boiler afterheat that mud is carried out dry belt-type sludge drier, it is characterized in that: comprise kiln, kiln is by front body of wall, back wall, left body of wall, right body of wall and top board consist of, front body of wall at kiln is provided with the boiler smoke air intake vent, rear wall at kiln is provided with air outlet, left in kiln, a plurality of drying beds that are arranged in parallel up and down are set between the right body of wall, be provided with feeding mouth at left body of wall, conveying belt is connected with the superiors drying beds by feeding mouth, drying bed is by live roll, drive roll and be arranged on live roll and drive roll between guipure consist of, before the two ends of live roll and the two ends of drive roll all are arranged on, on the back wall, drive roll is connected with transmission system, the turning direction of upper strata guipure and adjacent lower floor guipure in opposite directions, the length of adjacent layers guipure is crisscross arranged, material on the guipure of upper strata is fallen on the adjacent lower floor guipure successively, sends kiln by the discharge port of left body of wall or right body of wall at last.
2. the boiler afterheat that utilizes according to claim 1 carries out dry belt-type sludge drier to mud, and it is characterized in that: described live roll is bridle rolls, is provided with deflector roll below guipure, and the two ends of deflector roll are arranged on the forward and backward body of wall.
3. the boiler afterheat that utilizes according to claim 1 and 2 carries out dry belt-type sludge drier to mud, it is characterized in that: the guipure on conveying belt and the superiors' drying bed consists of one and carries zone circle, share one group of transmission system, the following guipure of the second layer and the second layer shares one group of transmission system.
4. the boiler afterheat that utilizes according to claim 3 carries out dry belt-type sludge drier to mud, it is characterized in that: also be provided with the cloth brattice in the front body of wall of described kiln, evenly be provided with wind distributing hole on the cloth brattice.
5. the boiler afterheat that utilizes according to claim 4 carries out dry belt-type sludge drier to mud, and it is characterized in that: described boiler smoke air intake vent has two, is arranged on the front body of wall; Air outlet has one.
6. the boiler afterheat that utilizes according to claim 5 carries out dry belt-type sludge drier to mud, it is characterized in that: be provided with manhole at front body of wall and back wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220280007 CN202912812U (en) | 2012-06-14 | 2012-06-14 | Belt sludge dryer utilizing waste heat of boiler to dry sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220280007 CN202912812U (en) | 2012-06-14 | 2012-06-14 | Belt sludge dryer utilizing waste heat of boiler to dry sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202912812U true CN202912812U (en) | 2013-05-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220280007 Expired - Lifetime CN202912812U (en) | 2012-06-14 | 2012-06-14 | Belt sludge dryer utilizing waste heat of boiler to dry sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202912812U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482839A (en) * | 2012-06-14 | 2014-01-01 | 河南江河纸业股份有限公司 | Belt type sludge dryer and method for drying sludge by using boiler waste heat |
| CN105668980A (en) * | 2016-03-02 | 2016-06-15 | 普利资环境科技（苏州）有限公司 | Sludge heat drying device |
| CN106381835A (en) * | 2016-08-29 | 2017-02-08 | 娄晓曼 | Rapid drainage solidification unit for bottom mud generated in river and lake dredging |
| CN110606644A (en) * | 2019-09-05 | 2019-12-24 | 安尼康（福建）环保设备有限公司 | Drying equipment of material conveying device with rolling function |
-
2012
- 2012-06-14 CN CN 201220280007 patent/CN202912812U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482839A (en) * | 2012-06-14 | 2014-01-01 | 河南江河纸业股份有限公司 | Belt type sludge dryer and method for drying sludge by using boiler waste heat |
| CN105668980A (en) * | 2016-03-02 | 2016-06-15 | 普利资环境科技（苏州）有限公司 | Sludge heat drying device |
| CN106381835A (en) * | 2016-08-29 | 2017-02-08 | 娄晓曼 | Rapid drainage solidification unit for bottom mud generated in river and lake dredging |
| CN110606644A (en) * | 2019-09-05 | 2019-12-24 | 安尼康（福建）环保设备有限公司 | Drying equipment of material conveying device with rolling function |
| CN110606644B (en) * | 2019-09-05 | 2024-05-14 | 安尼康（福建）环保设备有限公司 | Drying equipment of material conveying device with rolling function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |