CN110734207A - Vertical sludge filter press - Google Patents
Vertical sludge filter press Download PDFInfo
- Publication number
- CN110734207A CN110734207A CN201911048660.6A CN201911048660A CN110734207A CN 110734207 A CN110734207 A CN 110734207A CN 201911048660 A CN201911048660 A CN 201911048660A CN 110734207 A CN110734207 A CN 110734207A
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- section
- dewatering
- filter cloth
- shaped
- mud scraping
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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
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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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)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses an S-shaped dewatering section which comprises a plurality of dewatering rollers which are rotatably connected to a rack and integrally arranged from bottom to top, wherein the outer diameters of the dewatering rollers are reduced to the minimum outer diameter from upstream to downstream, an upper filter cloth assembly comprises upper filter cloth, a th support roller set and a th tensioning mechanism, the th support roller set is connected with the upper filter cloth through the upper filter cloth, the th tensioning mechanism is used for tensioning the upper filter cloth, the upper filter cloth comprises a th circulation section and a th dewatering section, and a lower filter cloth assembly comprises lower filter cloth, a second support roller set and a second tensioning mechanism, the second support roller set is connected with the lower filter cloth through the lower filter cloth, the lower filter cloth comprises a second circulation section and a second dewatering section, and the th dewatering section and the second dewatering section are combined to form a dewatering belt at the S-shaped dewatering section.
Description
Technical Field
The invention relates to the field of sludge treatment, in particular to an vertical sludge filter press.
Background
In the fields of solid-liquid separation such as dredging, dewatering and drying of riverways, sludge dewatering of sewage treatment plants, fiber slurry concentration of paper mills and the like, because the initial slurry and the like have too high water content and directly enter the dewatering equipment, the treatment capacity of the dewatering equipment can be greatly reduced, and therefore the initial slurry can be preshrunk before dewatering so as to achieve the purpose of increasing the dewatering rate.
Disclosure of Invention
The invention aims to at least solve technical problems existing in the prior art, and therefore, the invention provides a vertical sludge filter press which can obtain sludge with lower water content and smaller floor area.
The vertical sludge filter press according to the embodiment of the invention comprises a frame and further comprises:
the S-shaped dehydration section comprises a plurality of dehydration rollers which are rotationally connected to the frame and integrally arranged from bottom to top, and the outer diameters of the dehydration rollers are gradually decreased from upstream to downstream to the minimum outer diameter;
the upper filter cloth assembly comprises an upper filter cloth, a th supporting roller set and a th tensioning mechanism for tensioning the upper filter cloth, wherein the th supporting roller set and the th tensioning mechanism are connected through the upper filter cloth, the th supporting roller set and the th tensioning mechanism are both arranged on a machine frame, the upper filter cloth comprises a th circulating section and a th dewatering section, the th circulating section and the th dewatering section are connected end to end, and the th circulating section is abutted to the th supporting roller set;
the lower filter cloth assembly comprises lower filter cloth, a second supporting roller set and a second tensioning mechanism, the second supporting roller set is connected with the lower filter cloth through the lower filter cloth, the second tensioning mechanism is used for tensioning the lower filter cloth, the second supporting mechanism and the second tensioning mechanism are both mounted on the machine frame, the lower filter cloth comprises a second circulating section and a second dewatering section, the second circulating section is connected with the second dewatering section in an end-to-end mode, the second circulating section is abutted to the second supporting roller set, and the dewatering section and the second dewatering section are converged at the S-shaped dewatering section to form a dewatering belt.
The vertical sludge filter press according to the embodiment of the invention has at least the following beneficial effects: according to the vertical sludge filter press, the S-shaped dehydration roller set is arranged, the plurality of dehydration rollers are integrally arranged along the vertical direction, so that the occupied space is smaller, meanwhile, the outer diameters of the plurality of dehydration rollers are gradually reduced from the upstream to the downstream, therefore, the upper filter cloth and the lower filter cloth are converged to form the dehydration belt which sequentially passes through the dehydration rollers with gradually reduced outer diameters, the torsion resistance of the unit length on the dehydration belt is gradually increased, the filter pressing force on sludge coated in the dehydration belt is sequentially increased, the extrusion force on the sludge when the sludge reaches the downstream dehydration rollers is gradually increased, and the sludge with low water content is favorably obtained.
When the dewatering device is used, sludge is poured between the upper filter cloth and the lower filter cloth, the upper filter cloth and the lower filter cloth wrap the sludge to form a dewatering belt and enter an S-shaped dewatering section, the dewatering belt tightly presses the periphery of the dewatering roller wheel, the sludge is filter-pressed under the reaction force of the dewatering roller wheel, and moisture in the sludge is squeezed out.
According to embodiments of the invention, an arc-shaped pre-pressing section is arranged upstream of the S-shaped dewatering section, and the dewatering section and the second dewatering section enter the S-shaped dewatering section after the arc-shaped pre-pressing section is merged.
According to embodiments of the invention, the upstream side is arranged at the lower side, and the outer diameter of the dewatering roller is gradually decreased from bottom to top to the minimum outer diameter, therefore, the sludge firstly reaches the dewatering roller at the lower side for dewatering and then is gradually sent to the upper side, aspect, the sludge is sent to the upper side while dewatering, energy for conveying the sludge upwards can be saved, and aspect, the larger the outer diameter, the heavier the weight of the dewatering roller, the heavier the lower side of the dewatering roller is arranged to be beneficial to ensuring stable operation of the filter press.
According to embodiments of the invention, a separation section is provided downstream of the S-shaped dewatering section, the separation section is provided on any side of the horizontal direction downstream of the S-shaped dewatering section, the separation section also includes dewatering rollers, and the dewatering belts are separated at the end of the separation section.
Because the dewatering rollers on the S-shaped dewatering section are integrally arranged along the vertical direction, the outer diameter decreases progressively from the upstream to the downstream, the occupied space of the downstream dewatering rollers in the horizontal direction is smaller than that of the upstream dewatering rollers, the separation section is arranged on any sides in the horizontal direction of the downstream of the S-shaped dewatering section, the space reserved in the horizontal direction by the downstream dewatering rollers is utilized, the horizontal occupied space of the filter press is maximally reduced, and the occupied space is maximally reduced.
According to embodiments of the present invention, in order to prevent the water squeezed by the dewatering roller from the upper side from falling to the lower side of the dewatering belt, a water receiving tray is disposed below the dewatering roller, a water discharging port is disposed below the water receiving tray.
According to embodiments of the invention, the sludge scraper assembly comprises a sludge scraper and a second sludge scraper, the middles of the sludge scraper and the second sludge scraper are hinged with the frame, the sludge scraper is connected with the left side of the second sludge scraper through a tension spring, the right sides of the sludge scraper and the second sludge scraper are respectively abutted against the circulation section and the second circulation section, the sludge scraper assembly is arranged, the dewatering section and the second dewatering section are separated and then used for hanging down sludge attached to the surface by a scraper, so that sludge is collected, sludge can be conveniently treated in steps, and the upper filter cloth and the lower filter cloth are cleaned at the same time.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
In the drawings:
100-S shaped dewatering section; 110-a dewatering roll;
200-a separation section;
300-arc pre-pressing section;
411 to th circulation section, 412 to th dewatering section, 420 to th tensioning mechanism;
511-a second circulation section; 512-a second dewatering section; 520-a second tensioning mechanism;
611- th mud scraper, 612-second mud scraper and 620-tension spring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, several means are or more, several means are two or more, more than, less than, exceeding, etc. are not to be construed as including the number, and more than, less than, etc. are to be construed as including the number, if any, and second are only for the purpose of distinguishing technical features, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise specifically limited, terms such as set, mounted, connected and the like should be understood as meaning, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the details of the technical solutions.
Referring to fig. 1, the present embodiment provides kinds of vertical sludge filter presses, which include a frame, and further include:
the S-shaped dewatering section 100 comprises a plurality of dewatering rollers 110 which are rotatably connected to the frame and integrally arranged from bottom to top, and the outer diameter of each dewatering roller 110 is gradually reduced from upstream to downstream to the minimum outer diameter; the plurality of dewatering rollers 110 are integrally arranged along the vertical direction, so that the occupied space of the filter press is small, and the requirement on the site space is low.
An upper filter cloth assembly which comprises an upper filter cloth, a tensioning mechanism 420 connected with a th supporting roller set through the upper filter cloth and used for tensioning the upper filter cloth, wherein the th supporting roller set and the tensioning mechanism 420 are both arranged on a machine frame, the upper filter cloth comprises a th circulating section 411 and a th dewatering section 412, the th circulating section 411 and the th dewatering section 412 are connected end to end, and the th circulating section 411 is abutted with the th supporting roller set;
the lower filter cloth assembly comprises a lower filter cloth, a second supporting roller group connected through the lower filter cloth and a second tensioning mechanism 520 used for tensioning the lower filter cloth, the second supporting mechanism and the second tensioning mechanism 520 are both installed on a machine frame, the lower filter cloth comprises a second circulation section 511 and a second dewatering section 512, the second circulation section 511 and the second dewatering section 512 are connected end to end, the second circulation section 511 is abutted against the second supporting roller group, the dewatering section 412 and the second dewatering section 512 are converged at the S-shaped dewatering section 100 to form a dewatering belt, and an upper filter cloth and the lower filter cloth firstly enter the side of the S-shaped dewatering section 100 when the upper filter cloth and the lower filter cloth are pointed upstream.
The upper filter cloth and the lower filter cloth are converged to form a dewatering belt which sequentially passes through the dewatering roller 110 with the outer diameter gradually reduced, the torsion degree of the unit length on the dewatering belt is gradually increased, so that the filter pressing force of the sludge coated in the dewatering belt is sequentially increased, the extrusion force of the sludge when the sludge reaches the downstream dewatering roller 110 is gradually increased, and the sludge with low water content can be obtained.
Specifically, at the end of the S-shaped dewatering section 100, two dewatering rolls 110 of the smallest outer diameter are provided, the outer diameter of which is 245 mm.
According to the vertical sludge filter press, the S-shaped dehydration roller set is arranged, the plurality of dehydration rollers 110 are integrally arranged along the vertical direction, so that the occupied space is small, meanwhile, the outer diameters of the plurality of dehydration rollers 110 are gradually reduced from the upstream to the downstream, except that the dehydration rollers 110 in the S-shaped dehydration section 100 are integrally arranged along the up-down direction, the occupied space of the filter press is small, and the requirement on the site is low.
When the sludge dewatering device is used, sludge is poured between the upper filter cloth and the lower filter cloth, the upper filter cloth and the lower filter cloth wrap the sludge to form a dewatering belt , the dewatering belt enters the S-shaped dewatering section 100, the periphery of the dewatering roller 110 is tightly pressed, the sludge is subjected to filter pressing under the reaction force of the dewatering roller 110, and moisture in the sludge is squeezed out.
According to embodiments of the present invention, an arcuate pre-press section 300 is provided upstream of the S-shaped dewatering section 100. the dewatering section 412 and the second dewatering section 512 enter the S-shaped dewatering section 100 after the arcuate pre-press section 300 merges.
Specifically, the pre-compaction section of arc 300 includes the arc piece of rigid coupling in the frame and installs a plurality of roller at the cambered surface of arc piece, from this setting, th dehydration section 412 and second dehydration section 512 converge at the pre-compaction section of arc 300 and form the dehydration area after the pre-compaction section of arc 300 carries out preliminary filter-pressing to mud through the pre-compaction section of arc 300, can reduce the moisture content of mud effectively.
The upstream is arranged at the lower side, and the outer diameter of the dewatering roller 110 is gradually decreased from bottom to top to the minimum outer diameter. Therefore, the energy for upwards conveying the sludge can be saved, and meanwhile, the stable operation of the filter press is favorably ensured.
According to embodiments of the present invention, a separation section 200 is provided downstream of the S-shaped dewatering section 100, the separation section 200 also including dewatering rolls 110, the dewatering belts being separated at the ends of the separation section 200, the separation section 200 is provided on any side of the horizontal direction downstream of the S-shaped dewatering section 100, specifically, on the left side, thereby maximally reducing the occupied space.
According to embodiments of the present invention, a water pan is further disposed below the dewatering rollers 110, and a water drain is disposed below the water pan, so as to prevent the water squeezed by the dewatering rollers 110 from the upper side from falling to the lower side of the dewatering rollers and causing the water to seep back, the water pan is disposed below the dewatering rollers 110.
According to embodiments of the invention, the filter press of the embodiment further comprises a mud scraping assembly, the mud scraping assembly comprises a th mud scraping plate 611 and a second mud scraping plate 612, the middles of the th mud scraping plate 611 and the second mud scraping plate 612 are hinged with the frame, the th mud scraping plate 611 and the left side of the second mud scraping plate 612 are connected through a tension spring 620, the right sides of the th mud scraping plate 611 and the second mud scraping plate 612 are respectively abutted with the th circulation section 411 and the second circulation section 511, the mud scraping assembly is arranged, the dewatering section 412 and the second dewatering section 512 are separated, then the mud attached to the surface is hung down by a scraper, the mud is collected, the mud is convenient to be processed in steps, and the upper filter cloth and the lower filter cloth are cleaned at the same time, the tension spring 620 enables the two to respectively keep tightly pressed against the th circulation section 411 and the second circulation section 511.
Of course, in order to enable the upper filter cloth and the lower filter cloth to move, the filter press is further provided with a driving mechanism, the driving mechanism is used for driving the upper filter cloth and the lower filter cloth to move, specifically, in this embodiment, the driving mechanism comprises a driving motor and a chain, the driving motor is in driving connection with dewatering rollers 110 in the separation section 200 through the chain, and the dewatering rollers 110 connected with the driving motor through chain transmission are in gear transmission connection with the dewatering rollers 110 located at the lower side thereof, so as to drive the upper filter cloth and the lower filter cloth to move.
And, the filter press further comprises cleaning means for cleaning the upper and lower filter cloths, the cleaning means performs cleaning on the th circulation section 411 and the second circulation section 511, respectively.
While the preferred embodiments of the present invention have been described in detail, it is to be understood that the invention is not limited to those precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope or spirit of the invention as defined in the appended claims.
Claims (6)
1. Vertical sludge press filter, including the frame, its characterized in that: further comprising:
the S-shaped dehydration section comprises a plurality of dehydration rollers which are rotationally connected to the frame and integrally arranged from bottom to top, and the outer diameters of the dehydration rollers are gradually decreased from upstream to downstream to the minimum outer diameter;
the upper filter cloth assembly comprises an upper filter cloth, a th supporting roller set and a th tensioning mechanism for tensioning the upper filter cloth, wherein the th supporting roller set and the th tensioning mechanism are connected through the upper filter cloth, the th supporting roller set and the th tensioning mechanism are both arranged on a machine frame, the upper filter cloth comprises a th circulating section and a th dewatering section, the th circulating section and the th dewatering section are connected end to end, and the th circulating section is abutted to the th supporting roller set;
the lower filter cloth assembly comprises lower filter cloth, a second supporting roller set and a second tensioning mechanism, the second supporting roller set is connected with the lower filter cloth through the lower filter cloth, the second tensioning mechanism is used for tensioning the lower filter cloth, the second supporting mechanism and the second tensioning mechanism are both mounted on the machine frame, the lower filter cloth comprises a second circulating section and a second dewatering section, the second circulating section is connected with the second dewatering section in an end-to-end mode, the second circulating section is abutted to the second supporting roller set, and the dewatering section and the second dewatering section are converged at the S-shaped dewatering section to form a dewatering belt.
2. The vertical sludge filter press according to claim 1, wherein an arc-shaped prepressing section is arranged upstream of the S-shaped dewatering section, and the th dewatering section and the second dewatering section are merged at the arc-shaped prepressing section and then enter the S-shaped dewatering section.
3. The vertical sludge press according to claim 1, wherein: the upper part is arranged close to the lower side, and the outer diameter of the dewatering roller is gradually reduced to the minimum outer diameter from bottom to top.
4. The vertical sludge press according to claim 1 wherein a separation section is provided downstream of the S-shaped dewatering section, the separation section being provided on either side of the horizontal direction downstream of the S-shaped dewatering section, the separation section also including dewatering rollers, and the dewatering belt being separated at the end of the separation section.
5. The vertical sludge press according to claim 1, wherein: a water receiving tray is further arranged below the dehydration roller, and a water outlet is formed in the lower side of the water receiving tray.
6. The vertical sludge press according to claim 1, further comprising a mud scraping assembly, wherein the mud scraping assembly comprises th mud scraping plates and second mud scraping plates, the middles of the th mud scraping plates and the second mud scraping plates are hinged with the frame, the th mud scraping plates are connected with the left sides of the second mud scraping plates through tension springs, and the right sides of the th mud scraping plates and the second mud scraping plates are respectively abutted with the th circulating section and the second circulating section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048660.6A CN110734207A (en) | 2019-10-31 | 2019-10-31 | Vertical sludge filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048660.6A CN110734207A (en) | 2019-10-31 | 2019-10-31 | Vertical sludge filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110734207A true CN110734207A (en) | 2020-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911048660.6A Pending CN110734207A (en) | 2019-10-31 | 2019-10-31 | Vertical sludge filter press |
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| CN (1) | CN110734207A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739176Y (en) * | 2004-05-26 | 2005-11-09 | 顾建 | Belt type filter press |
| US20150251940A1 (en) * | 2012-11-29 | 2015-09-10 | Metawater Co., Ltd. | Sludge dewatering system |
| CN106007325A (en) * | 2016-07-07 | 2016-10-12 | 曹健 | Slurry dehydrator |
| CN107335267A (en) * | 2017-07-13 | 2017-11-10 | 启东市同启环保科技有限公司 | A kind of belt deep dehydration filter press |
| CN110255850A (en) * | 2019-06-27 | 2019-09-20 | 中山市起初环保科技有限公司 | A kind of cilium strainer suppresses sludge dewatering equipment |
| CN110372170A (en) * | 2019-07-29 | 2019-10-25 | 中铁四局集团有限公司 | Filter press and filter pressing method |
-
2019
- 2019-10-31 CN CN201911048660.6A patent/CN110734207A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739176Y (en) * | 2004-05-26 | 2005-11-09 | 顾建 | Belt type filter press |
| US20150251940A1 (en) * | 2012-11-29 | 2015-09-10 | Metawater Co., Ltd. | Sludge dewatering system |
| CN106007325A (en) * | 2016-07-07 | 2016-10-12 | 曹健 | Slurry dehydrator |
| CN107335267A (en) * | 2017-07-13 | 2017-11-10 | 启东市同启环保科技有限公司 | A kind of belt deep dehydration filter press |
| CN110255850A (en) * | 2019-06-27 | 2019-09-20 | 中山市起初环保科技有限公司 | A kind of cilium strainer suppresses sludge dewatering equipment |
| CN110372170A (en) * | 2019-07-29 | 2019-10-25 | 中铁四局集团有限公司 | Filter press and filter pressing method |
Non-Patent Citations (1)
| Title |
|---|
| 杨作清 等: "《钢铁工业水处理实用技术与应用》", 30 June 2015, 冶金工业出版社 * |
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Application publication date: 20200131 |