CN213357298U - Sewage sludge drying treatment device - Google Patents
Sewage sludge drying treatment device Download PDFInfo
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- CN213357298U CN213357298U CN202021975260.8U CN202021975260U CN213357298U CN 213357298 U CN213357298 U CN 213357298U CN 202021975260 U CN202021975260 U CN 202021975260U CN 213357298 U CN213357298 U CN 213357298U
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Abstract
The utility model relates to the technical field of sewage treatment, in particular to a sewage sludge drying treatment device, which comprises a drier, wherein a first conveying roller set is arranged inside the drier, a first filter-pressing belt is arranged in the first conveying roller set in a tensioning way, and a pressing cylinder is arranged above the first filter-pressing belt; the mud scraping assembly is arranged at the tail end of the upper half section of the first filter-pressing belt, the second conveying roller set is arranged below the mud scraping assembly, the second filter-pressing belt is arranged in the second conveying roller set in a tensioning mode, the conveying speeds of the second filter-pressing belt and the first filter-pressing belt are the same, the conveying directions of the second filter-pressing belt and the first filter-pressing belt are opposite, and the tensioning roller used for reducing the distance between the lower half section of the first filter-pressing belt and the upper half section of the second filter-pressing belt is arranged in the inner ring tensioning mode of the lower half section of the first filter. The utility model discloses a distance between the first section of the second filter-pressing area and the second filter-pressing area of the second section that the tensioning roller reduces first filter-pressing area realizes the double band filter-pressing, and moisture is progressively extruded when the process double band in the silt, and the silt mummification is effectual, and the mummification is efficient.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a sewage sludge mummification processing apparatus.
Background
At present, the sewage and sludge treatment method mainly comprises a burning method, but because the water content of the sludge is higher, the sludge with high water content is directly sent into a burning furnace to burn, so that a large amount of energy is consumed, the heat value of the sludge is further reduced, the temperature of a hearth in the burning furnace is limited, and the sludge is burnt incompletely. Therefore, before the sludge enters the incinerator, the sludge needs to be dewatered and dried.
The invention patent with publication number CN107522379A discloses a sludge drying method, which comprises the following steps: s1: the method comprises the following steps of (1) enabling sludge to pass through a sludge extruder to be in a strip shape and uniformly distributed on a conveying belt, wherein the speed of the conveying belt is controlled by a speed reducer; s2: in the process of transporting the sludge on the conveyer belt, the fan discharges the drying gas upwards to dry the sludge, and meanwhile, the drying gas absorbs moisture and turns into wet air. The invention only uses hot air to blow and dry the sludge on the conveying belt, and lacks mechanical drying of the sludge, thus resulting in low sludge drying efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sewage sludge mummification processing apparatus to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sewage and sludge drying treatment device comprises a drier, wherein a sludge feeding hole is fixedly formed in the top of the drier, a first conveying roller set is arranged in the drier and below the sludge feeding hole, a first filter pressing belt is arranged on the first conveying roller set in a tensioning mode, a pressing cylinder in rotary fit with the inner wall of the drier is arranged above the first filter pressing belt, and a bearing cylinder in rotary fit with the inner wall of the drier is abutted to the inner ring of the upper half section of the first filter pressing belt and is positioned right below the pressing cylinder;
first section end department of first filter-pressing area is equipped with scrapes the mud subassembly, it is equipped with second conveying roller set to scrape mud subassembly below, the second is carried the roller set tensioning and is equipped with the second filter-pressing area, the conveying speed of second filter-pressing area and first filter-pressing area is the same and direction of delivery opposite, the lower half section inner circle tensioning of first filter-pressing area is equipped with the tensioning roller that is used for reducing distance between the first half section of the lower half section of first filter-pressing area and second filter-pressing area, the first half section end department of second filter-pressing area is equipped with and sets firmly the row's cinder notch on the mummification ware lateral wall, the one end of just keeping away from row's cinder notch on the lateral wall of mummification ware has set firmly the drain pipe.
Optionally, the first conveying roller group comprises a first driving roller and a first driven roller; the second conveying roller group comprises a second driving roller and a second driven roller, and the second driven roller and the tensioning roller are located in the same vertical plane.
Optionally, a motor for driving the pressing drum to rotate is arranged on the drying device, and the rotation direction of the pressing drum is opposite to that of the first conveying roller set; the distance between the pressing cylinder and the first filter pressing belt is equal to the maximum distance between the first filter pressing belt and the second filter pressing belt.
Optionally, the first conveying roller group and the second conveying roller group are driven by stepless speed regulation; the running speed of the first filter pressing belt and the second filter pressing belt is 1.3-6.5 m/min.
Optionally, scrape the mud subassembly including setting firmly the supporting rack on the inner wall of mummification ware, and set firmly in scraper on the supporting rack, the one end that is close to first filter-pressing area on the scraper is the arc surface, the arc surface laminates mutually with the outer lane of first filter-pressing area.
Optionally, the sludge feed inlet includes a rectangular frame portion welded to the inner wall of the top of the dryer, an expansion frame portion fixedly disposed on the top of the rectangular frame portion, and an inclined frame portion fixedly disposed on the bottom of the rectangular frame portion.
Compared with the prior art, the utility model provides a sewage sludge mummification processing apparatus possesses following beneficial effect:
1. the utility model reduces the distance between the lower half section of the first filter-pressing belt and the upper half section of the second filter-pressing belt through the tensioning roller, the sludge is gradually extruded when passing through the lower half section of the first filter-pressing belt and the upper half section of the second filter-pressing belt, namely, double-belt filter pressing is realized, the moisture in the sludge is gradually extruded when passing through the double belts, the sludge drying effect is good, and the drying efficiency is high;
2. the utility model discloses well pressure-bearing cylinder is used for providing the support for first filter-pressing belt, guarantees that the distance between pressure-bearing cylinder and the first filter-pressing belt is invariable, and silt can be flattened by pressure-bearing cylinder and first filter-pressing belt extrusion, has avoided silt to concentrate, guarantees that the silt that falls onto the second filter-pressing belt is in the tiling state, guarantees that silt fully contacts with the second section of first filter-pressing belt and the first section of second filter-pressing belt, has improved silt mummification efficiency;
3. the utility model discloses well expansion frame portion is used for the feed inlet sectional area at increase rectangle frame portion top, and oblique frame portion is used for leading silt to first filter-pressing area with the mode of slope on, reduces the impact of silt to first filter-pressing area.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
fig. 3 is a schematic structural view of the sludge feeding port of the present invention.
In the figure: the sludge drying machine comprises a drier 1, a first conveying roller group 2, a first driving roller 201, a first driven roller 202, a first filter pressing belt 3, a pressing cylinder 4, a pressing cylinder 5, a mud scraping assembly 6, a supporting frame 601, a scraper 602, a second conveying roller group 7, a second driving roller 701, a second driven roller 702, a second filter pressing belt 8, a tensioning roller 9, a sludge feeding port 10, a rectangular frame 1001, an expanding frame 1002, a sloping frame 1003, a slag discharging port 11 and a water discharging pipe 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): please refer to fig. 1, the utility model provides a sewage sludge drying treatment device, including desicator 1, the top welding of desicator 1 has sludge feed inlet 10, the inside of desicator 1 just is located sludge feed inlet below and is equipped with first conveying roller group 2, first conveying roller group 2 comprises first drive roll 201 and first driven voller 202, stepless speed regulation drive is realized by the first driving roll 201 that is located the outside of desicator 1, first drive roll 201 and first driven voller 202 all pass through bearing normal running fit with the lateral wall of desicator 1, the tensioning is equipped with first filter-pressing belt 3 on first drive roll 201 and the first driven voller 202.
Since the sludge has a large water content and is easily adhered to the first filter press belt 3, a sludge scraping assembly 6 is disposed at the end of the upper half of the first filter press belt 3, and referring to fig. 2, the sludge scraping assembly 6 includes a support frame 601 fixedly connected to the inner wall of the dryer 1 by bolts, and a scraper 602 fixedly connected to the support frame 601 by bolts. The end of the scraper 602 close to the first filter-pressing belt 3 is an arc surface, and the arc surface is attached to the outer ring of the first filter-pressing belt 3.
Referring to fig. 1, a second conveying roller group 7 is arranged below the mud scraping assembly, mud on the first press filtering belt 3 can be scraped off by a scraper 602, and the mud falls onto the second conveying roller group 7 along the blade of the scraper 602 under the action of gravity. The second conveying roller group 7 is composed of a second driving roller 701 and a second driven roller 702, the second driving roller 701 and the second driven roller 702 are in rotating fit with the side wall of the dryer 1 through bearings, a second filter press belt 8 is arranged on the second driving roller 701 and the second driven roller 702 in a tensioning mode, and the second driving roller 701 is driven by a second driving motor located outside the dryer 1 in a stepless speed regulation mode. The second filter press belt 8 and the first filter press belt 3 are identical in conveying speed and opposite in conveying direction, wherein the running speed of the first filter press belt 3 and the running speed of the second filter press belt 8 are within the range of 1.3-6.5 m/min; the first filter press belt 3 and the second filter press belt 8 are made of polyurethane filter cloth, and are well known in the technical field. The end of the upper half section of the second filter-pressing belt 8 is provided with a slag discharge port 11 fixedly arranged on the side wall of the drier 1, and one end of the side wall of the drier 1 far away from the slag discharge port 11 is fixedly provided with a drain pipe 12.
The tension roller 9 is arranged on the inner ring of the lower half section of the first filter press belt 3 in a tensioning mode, the tension roller 9 is in rotating fit with the side wall of the dryer 1 through a bearing, and the tension roller 9 and the second driven roller 702 are located in the same vertical plane. The tensioning roller 9 is used for reducing the distance between the lower half section of the first filter-pressing belt 3 and the upper half section of the second filter-pressing belt 8 when the first filter-pressing belt 3 is tensioned, sludge is gradually extruded when passing through the lower half section of the first filter-pressing belt 3 and the upper half section of the second filter-pressing belt 8, namely double-belt filter pressing is realized, moisture in the sludge is gradually extruded when passing through the double belts, the sludge drying effect is good, and the drying efficiency is high.
A pressing cylinder 4 which is rotationally matched with the inner wall of the drier 1 is arranged above the first filter-pressing belt 3, a motor for driving the pressing cylinder 4 to rotate is arranged above the outer wall of the drier 1, and the rotating direction of the pressing cylinder 4 is opposite to that of the first driving roller 201. The upper half section of the inner ring of the first filter press belt 3 is abutted with a pressure-bearing cylinder 5 which is rotationally matched with the inner wall of the dryer 1 under the pressure cylinder 4, the pressure-bearing cylinder 5 is used for providing support for the first filter press belt 3, the distance between the pressure cylinder 4 and the first filter press belt 3 is ensured to be constant, and the distance between the pressure cylinder 4 and the first filter press belt 3 is set to be equal to the maximum distance between the first filter press belt 3 and the second filter press belt 8. The sludge falling from the sludge feeding hole 10 onto the first filter-pressing belt 3 can be flattened by the pressing cylinder 4 and the first filter-pressing belt 3, so that the sludge is flatly paved on the first filter-pressing belt 3, the sludge concentration is avoided, the sludge falling onto the second filter-pressing belt 8 is ensured to be in a flat state, the sludge is ensured to be fully contacted with the lower half section of the first filter-pressing belt 3 and the upper half section of the second filter-pressing belt 8, and the sludge drying efficiency is improved.
Referring to fig. 3, the sludge feeding port 10 includes a rectangular frame 1001 welded to the inner wall of the top of the dryer 1, an expanded frame 1002 integrally formed on the top of the rectangular frame 1001, and an inclined frame 1003 integrally formed on the bottom of the rectangular frame 1001. The rectangular frame portion 1001 is welded to the top of the dryer 1, the expanding frame portion 1002 is used for increasing the cross-sectional area of the feed inlet at the top of the rectangular frame portion 1001, and the inclined frame portion 1003 is used for guiding sludge onto the first filter press belt 3 in an inclined mode, so that the impact of the sludge on the first filter press belt 3 is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sewage sludge mummification processing apparatus which characterized in that: the drying device comprises a drying device (1), wherein a sludge feeding hole (10) is fixedly arranged at the top of the drying device (1), a first conveying roller set (2) is arranged in the drying device (1) and below the sludge feeding hole, a first filter pressing belt (3) is arranged on the first conveying roller set (2) in a tensioning manner, a pressing drum (4) in rotary fit with the inner wall of the drying device (1) is arranged above the first filter pressing belt (3), and a bearing drum (5) in rotary fit with the inner wall of the drying device (1) is abutted to the upper half section of inner ring of the first filter pressing belt (3) and is positioned under the pressing drum (4);
first section end department of first filter-pressing area (3) is equipped with scrapes mud subassembly (6), it is equipped with second transport roller set (7) to scrape mud subassembly below, second transport roller set (7) tensioning is equipped with second filter-pressing area (8), the conveying speed of second filter-pressing area (8) and first filter-pressing area (3) is the same and direction of delivery opposite, the lower half section inner circle tensioning of first filter-pressing area (3) is equipped with and is used for reducing tensioning roller (9) of distance between the first half section of the lower half section of first filter-pressing area (3) and second filter-pressing area (8), the first section end department of second filter-pressing area (8) is equipped with and sets firmly row's cinder notch (11) on ware (1) lateral wall, the one end that just keeps away from row's cinder notch (11) on the lateral wall of desicator (1) has set firmly drain pipe (12).
2. The sewage sludge drying treatment device according to claim 1, wherein: the first conveying roller group (2) comprises a first driving roller (201) and a first driven roller (202); the second set of conveyor rollers (7) comprises a second drive roller (701) and a second driven roller (702), the second driven roller (702) and the tensioning roller (9) being in the same vertical plane.
3. The sewage sludge drying treatment device according to claim 1, wherein: the dryer (1) is provided with a motor for driving the pressing cylinder (4) to rotate, and the rotating direction of the pressing cylinder (4) is opposite to that of the first conveying roller set (2); the distance between the press cylinder (4) and the first filter press belt (3) is equal to the maximum distance between the first filter press belt (3) and the second filter press belt (8).
4. The sewage sludge drying treatment device according to claim 1, wherein: the first conveying roller group (2) and the second conveying roller group (7) are driven by stepless speed regulation; the running speed of the first filter pressing belt (3) and the second filter pressing belt (8) is 1.3-6.5 m/min.
5. The sewage sludge drying treatment device according to claim 1, wherein: scrape mud subassembly (6) including setting firmly supporting rack (601) on the inner wall of mummification ware (1), and set firmly in scraper (602) on supporting rack (601), the one end that is close to first filter-pressing area (3) on scraper (602) is the arc surface, the arc surface laminates mutually with the outer lane of first filter-pressing area (3).
6. The sewage sludge drying treatment device according to claim 1, wherein: the sludge feeding hole (10) comprises a rectangular frame portion (1001) welded with the inner wall of the top of the dryer (1), an expansion frame portion (1002) fixedly arranged at the top of the rectangular frame portion (1001), and an inclined frame portion (1003) fixedly arranged at the bottom of the rectangular frame portion (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021975260.8U CN213357298U (en) | 2020-09-11 | 2020-09-11 | Sewage sludge drying treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021975260.8U CN213357298U (en) | 2020-09-11 | 2020-09-11 | Sewage sludge drying treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN213357298U true CN213357298U (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021975260.8U Active CN213357298U (en) | 2020-09-11 | 2020-09-11 | Sewage sludge drying treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831160A (en) * | 2021-10-26 | 2021-12-24 | 青海金地盘现代农业科技有限公司 | Technological method for preparing liquid fertilizer from temporary milk |
| CN114632366A (en) * | 2022-04-22 | 2022-06-17 | 泉州筑友环保机械制造有限公司 | Pressure filter and pressure filtering mechanism of pressure filter |
-
2020
- 2020-09-11 CN CN202021975260.8U patent/CN213357298U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831160A (en) * | 2021-10-26 | 2021-12-24 | 青海金地盘现代农业科技有限公司 | Technological method for preparing liquid fertilizer from temporary milk |
| CN114632366A (en) * | 2022-04-22 | 2022-06-17 | 泉州筑友环保机械制造有限公司 | Pressure filter and pressure filtering mechanism of pressure filter |
| CN114632366B (en) * | 2022-04-22 | 2023-09-22 | 泉州筑友环保机械制造有限公司 | Filter press and filter pressing mechanism of filter press |
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