CN111420437B - Vacuum filter - Google Patents
Vacuum filter Download PDFInfo
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- CN111420437B CN111420437B CN202010267366.0A CN202010267366A CN111420437B CN 111420437 B CN111420437 B CN 111420437B CN 202010267366 A CN202010267366 A CN 202010267366A CN 111420437 B CN111420437 B CN 111420437B
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- guide roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
- B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a vacuum filter, which comprises a base and a hydraulic fixing seat arranged above the base, wherein the outer side of the hydraulic fixing seat and the outer side of the base are fixedly connected through a plurality of stand columns, the lower ends of the stand columns are provided with supporting blocks A for supporting the ground, the middle position of the upper end of the hydraulic fixing seat is provided with a hydraulic cylinder, the hydraulic cylinder is connected with a hydraulic station through an oil pipe, and the output end of the hydraulic cylinder is connected with the middle position of the upper end of a top plate; the device is characterized in that a top plate feeding end is arranged on one side of the top plate, the top plate feeding end is connected with a feeding pipe and an air inlet pipe which are arranged on the hydraulic fixing seat through a telescopic flexible pipe, a throttling valve is arranged on the air inlet pipe and the feeding pipe respectively, and a top plate discharging pipe for discharging is arranged on the other side of the top plate.
Description
Technical Field
The invention relates to the technical field of municipal engineering equipment, in particular to a vacuum filter.
Background
The vacuum filter is a device which uses vacuum negative pressure as driving force to realize solid-liquid separation. Under the action of vacuum negative pressure (0.04-0.07MPa), liquid in the suspension is pumped out through the filtering medium (filter cloth), and solid particles are intercepted by the medium, so that the separation of liquid and solid is realized. The filtering sections are arranged along the horizontal length direction in the structure, and can continuously complete the operations of filtering, washing, sucking, filter cloth regeneration and the like. The rubber belt filter has the advantages of high filtering efficiency, large production capacity, good washing effect, low water content of filter cakes, flexible operation, low maintenance cost and the like.
The prior patent publication numbers are 201710041419.5 (a tower filter press) and 201822045095.5 (a tower vacuum filter), but the fixed chamber type rubber filter occupies a large area, needs a large area of field to use, and has large filtering capacity limited by the field; although the existing vertical filter press has small floor area and long working cycle time, a rubber diaphragm is required to be used for extrusion, a rubber sealing strip is used for sealing, and the service life of the existing vertical filter press is greatly influenced by rubber pieces such as the diaphragm, the sealing strip and the like.
In view of the above drawbacks, a vacuum filter is now provided.
Disclosure of Invention
The invention aims to provide a vacuum filter to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a vacuum filter comprises a base and a hydraulic fixing seat arranged above the base, wherein the outer side of the hydraulic fixing seat is fixedly connected with the outer side of the base through a plurality of stand columns, the lower ends of the stand columns are provided with supporting blocks A for supporting the ground, a hydraulic cylinder is arranged in the middle of the upper end of the hydraulic fixing seat, the hydraulic cylinder is connected with a hydraulic station through an oil pipe, and the output end of the hydraulic cylinder is connected with the middle of the upper end of a top plate;
a top plate feeding end is arranged on one side of the top plate and is connected with a feeding pipe and an air inlet pipe which are arranged on the hydraulic fixing seat through a telescopic flexible pipe, a throttling valve is arranged on the air inlet pipe and the feeding pipe respectively, and a top plate discharging pipe for discharging materials is arranged on the other side of the top plate;
a plurality of filter plate layers are arranged between the top plate and the base, and the filter plate layers and the top plate are arranged among the plurality of stand columns in a sliding manner; the filter plate layer comprises a plate body and an opening penetrating through the upper and lower sections of the plate body, a partition plate is arranged in the opening, the inner cavity of the partition plate body is divided into a slurry cavity positioned on the upper side and a filtrate cavity positioned on the lower side, a supporting plate is detachably arranged at the upper end opening of the slurry cavity, water permeable holes are uniformly distributed in the surface of the supporting plate, a plurality of supporting blocks B for supporting the supporting plate are arranged on the upper end surface of the partition plate, a plate layer material receiving pipe is arranged on the side surface of the plate body where the filtrate cavity is positioned, a plate layer material discharging pipe is arranged on the side surface of the plate body where the slurry cavity is positioned, and the plate layer material discharging pipe of each filter plate layer corresponds to the position of the plate layer material receiving pipe;
the side surface of the top plate is provided with a top plate discharging pipe butted with the plate layer discharging pipe and a material receiving pipe corresponding to the plate layer material receiving pipe, and the plate layer material receiving pipe, the top plate discharging pipe and the plate body are the same in thickness;
the adjacent filter plate layers are connected through a connecting assembly;
the structure of the inner part of the base is the same as that of the filter plate layer, the filter chamber in the base is communicated with the bottom plate discharge pipe corresponding to the plate layer discharge pipe, the lower port of the bottom plate discharge pipe is connected with a communicating pipe, the communicating pipe is connected with a filtrate collecting box through a collecting pipe, the air exhaust end at the top of the filtrate collecting box is connected with an air exhaust assembly, and negative pressure is formed in the filtrate collecting box by the air exhaust assembly, so that the filtering effect is improved;
a filtering component for filtering filtrate is arranged among the plurality of filtering plate layers, the top plate and the base;
the filtering component at least comprises a plurality of filtering cloths among the filtering plate layers, the top plate and the base.
As a further scheme of the invention: the filter assembly further comprises a guide mechanism for driving the filter cloth to rotate.
As a further scheme of the invention: the guide mechanism comprises a first guide roller arranged on the left side of the base and a seventh guide roller arranged on the right side of the base, a second guide roller which is flush with the first guide roller is arranged on the left side of the top plate, a fifth guide roller which is flush with the seventh guide roller is arranged on the right side of the top plate, a sixth guide roller is arranged on one side of each filtering plate layer, the sixth guide rollers of the adjacent filtering plate layers are arranged in a staggered mode, and the filtering cloth sequentially bypasses the first guide roller, the second guide roller, the fifth guide roller, a plurality of sixth guide rollers and the seventh guide roller;
the first guide roller, the second guide roller, the fifth guide roller, the plurality of sixth guide rollers and the seventh guide roller are fixedly connected with the filter plate layer or the top plate or the base through side rods;
still be equipped with on the base and be used for supporting the filter cloth in order to drive filter cloth pivoted drive roller through frictional force, power motor's output is connected to the input of drive roller, still be equipped with on the base and be used for increasing the squeeze roll of friction between filter cloth and the drive roller, the telescopic link that sets up at the base lower extreme is connected to the one end of squeeze roll.
As a further scheme of the invention: the filtering component also comprises a scraper which is used for scraping impurities on the surface of the filter cloth and abuts against the first guide roller, the second guide roller, the fifth guide roller, the sixth guide rollers and the seventh guide roller.
As a further scheme of the invention: the upper end of the hydraulic fixing seat is at least provided with a third guide roller and a fourth guide roller which are used for guiding the filter cloth.
As a further scheme of the invention: the air extracting assembly comprises an air extracting pump, the air extracting end of the air extracting pump is connected with an air extracting opening formed in the top of the filtrate collecting box through an air guide pipe, and the input end of the air extracting pump is connected with a driving motor.
As a further scheme of the invention: the connecting assembly comprises connecting pins arranged on the left side and the right side of the plate body and connecting bands binding the connecting pins at two corresponding upper positions and lower positions, and the length of each connecting band is greater than the minimum distance of the corresponding connecting pin.
Compared with the prior art, the invention has the beneficial effects that: the single-layer structure of the existing rubber belt filter is abandoned, and the membrane form of the filter press is not adopted for extrusion filtration.
The slab layers and the filter cloth are tightly pressed by the gravity action of the slab layers to form sealing, rubber sealing strips are not needed between the slab layers, the problems of sealing and aging of the rubber strips are not needed, and the service life is prolonged;
a vacuum pump is adopted to pump air to form pressure difference, and feeding is carried out by means of the pressure difference without a feeding pump;
the filter plate layer is divided into an upper filtrate cavity and a lower slurry cavity, the inlet pipe, the outlet pipe and the plate layer are integrally formed and are positioned on the outer side of the plate layer, the inlet pipe is communicated with the slurry cavity, the outlet pipe is communicated with the filtrate cavity, sealing gaskets with the thickness larger than that of the filter cloth are arranged between the inlet pipe and the outlet pipe of the adjacent plate layer, and the inlet pipe and the outlet pipe are positioned on the outer side of the filter plate layer so as to be convenient for replacing the sealing gaskets;
the air-dry process is carried out simultaneously with the vacuum pump vacuum pumping filtration, and the vertical structure reduces area of a field.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the structure of the present invention.
Fig. 3 is a top view of the structure of the filter plate layer of the present invention.
Fig. 4 is a side view of the structure of the filter plate layer of the present invention.
Fig. 5 is a top view of the base structure of the present invention.
Fig. 6 is a structural side view of the base of the present invention.
Fig. 7 is a top view of the top plate structure of the present invention.
Fig. 8 is a structural side view of the top plate in the present invention.
Wherein: the device comprises a base 1, a bottom plate discharge pipe 101, a communicating pipe 102, a collecting pipe 103, a hydraulic station 2, a first guide roller 3, filter cloth 4, a connecting pin 5, a connecting belt 6, a second guide roller 7, side rods 8, a flexible pipe 9, an air inlet pipe 10, a feeding pipe 11, a hydraulic cylinder 12, a hydraulic fixing seat 13, a third guide roller 131, a fourth guide roller 132, a top plate 14, a fifth guide roller 141, a top plate discharge pipe 142, a filter plate layer 15, a slurry cavity 152, a filtrate cavity 151, a plate layer receiving pipe 153, a plate layer discharge pipe 154, a supporting plate 155, a sixth guide roller 16, a scraper 17, a seventh guide roller 18, a vacuum pump 19, a driving motor 20, a filtrate collecting box 21, a driving roller 22, a power motor 23 and a stand column 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, in the embodiment of the present invention, a vacuum filter includes a base 1 and a hydraulic fixing seat 13 disposed above the base 1, the outer side of the hydraulic fixing seat 13 and the outer side of the base 1 are connected and fixed by a plurality of upright columns 24, a supporting block a for supporting the ground is disposed at the lower end of each upright column 24, a hydraulic cylinder 12 is installed at the middle position of the upper end of the hydraulic fixing seat 13, the hydraulic cylinder 12 is connected with a hydraulic station 2 by an oil pipe, and the output end of the hydraulic cylinder 12 is connected with the middle position of the upper end of a top plate 14;
a top plate feeding end is arranged on one side of the top plate 14 and is connected with a feeding pipe 11 and an air inlet pipe 10 which are arranged on the hydraulic fixing seat 13 through a telescopic flexible pipe 9, a throttling valve is respectively arranged on the air inlet pipe 10 and the feeding pipe 11, and a top plate discharging pipe 142 for discharging is arranged on the other side of the top plate 14;
a plurality of filter plate layers 15 are arranged between the top plate 14 and the base 1, and the filter plate layers 15 and the top plate 14 are arranged between the plurality of upright posts 24 in a sliding manner; the filter plate layer 15 comprises a plate body and an opening penetrating through the upper and lower sections of the plate body, a partition plate is arranged in the opening, the inner cavity of the partition plate body is divided into a slurry cavity 152 positioned on the upper side and a filtrate cavity 151 positioned on the lower side, a support plate 155 is detachably arranged at the upper end opening of the slurry cavity 152, water permeable holes are uniformly distributed on the surface of the support plate 155, a plurality of support blocks B used for supporting the support plate 155 are arranged on the upper end surface of the partition plate, a plate layer material receiving pipe 153 is arranged on the side surface of the plate body where the filtrate cavity 151 is positioned, a plate layer material discharging pipe 154 is arranged on the side surface of the plate body where the slurry cavity 152 is positioned, and the plate layer material discharging pipe 154 of each filter plate layer 15 corresponds to the position of the plate layer material receiving pipe 153;
the side surface of the top plate 14 is provided with a top plate discharging pipe 142 butted with the slab layer discharging pipe 154 and a material receiving pipe corresponding to the slab layer material receiving pipe 153, and the thickness of the slab layer material receiving pipe 153, the thickness of the top plate discharging pipe 142 and the thickness of the slab body are the same;
the adjacent filter plate layers 15 are connected through a connecting assembly;
the structure of the inner structure of the base 1 is the same as that of the filter plate layer 15, the filter cavity in the base 1 is communicated with the bottom plate discharge pipe 101 corresponding to the plate layer discharge pipe 154, the lower port of the bottom plate discharge pipe 101 is connected with the communicating pipe 102, the communicating pipe 102 is connected with the filtrate collection box 21 through the collecting pipe 103, the air suction end at the top of the filtrate collection box 21 is connected with the air suction assembly, and negative pressure is formed in the filtrate collection box 21 by the air suction assembly, so that the filtering effect is improved;
a filtering component for filtering the filtrate is arranged among the plurality of filtering plate layers 15, the top plate 14 and the base 1;
the filter assembly at least comprises a plurality of filter plate layers 15, a top plate 14 and filter cloth 4 between the base 1;
the filter assembly further comprises a guide mechanism for driving the filter cloth 4 to rotate, the guide mechanism comprises a first guide roller 3 arranged on the left side of the base 1 and a seventh guide roller 18 arranged on the right side of the base 1, a second guide roller 7 which is flush with the first guide roller 3 is arranged on the left side of the top plate 14, a fifth guide roller 141 which is flush with the seventh guide roller 18 is arranged on the right side of the top plate 14, a sixth guide roller 16 is arranged on one side of each filter plate layer 15, the sixth guide rollers 16 of the adjacent filter plate layers 15 are arranged in a staggered mode, and the filter cloth 4 sequentially rounds the first guide roller 3, the second guide roller 7, the fifth guide roller 141, a plurality of sixth guide rollers 16 and the seventh guide roller 18;
the first guide roller 3, the second guide roller 7, the fifth guide roller 141, a plurality of sixth guide rollers 16 and seventh guide rollers 18 are fixedly connected with the filter plate layer 15 or the top plate 14 or the base 1 through side rods 8;
the base 1 is also provided with a driving roller 22 which is used for propping against the filter cloth 4 and driving the filter cloth 4 to rotate through friction force, the input end of the driving roller 22 is connected with the output end of a power motor 23, the base 1 is also provided with a squeezing roller which is used for increasing the friction between the filter cloth 4 and the driving roller 22, one end of the squeezing roller is connected with a telescopic rod arranged at the lower end of the base 1, and the tightness degree of the filter cloth 4 can be adjusted through the extension and the shortening of the telescopic rod;
the filtering component also comprises a scraper 17 which is abutted against the first guide roller 3, the second guide roller 7, the fifth guide roller 141, the sixth guide rollers 16 and the seventh guide roller 18 and is used for scraping impurities on the surface of the filter cloth 4;
thus, under the drive of the hydraulic cylinder 12, the plurality of filter plate layers 15, the top plate 14 and the base 1 are separated, and under the drive of the drive roller 22, the filter cloth 4 rotates along with the guide roller, so that the impurities are scraped by matching with the scraper 17;
the upper end of the hydraulic fixed seat 13 is at least provided with a third guide roller 131 and a fourth guide roller 132 for guiding the filter cloth 4;
the air extracting component comprises an air extracting pump 19, the air extracting end of the air extracting pump 19 is connected with an air extracting opening formed in the top of the filtrate collecting box 21 through an air guide pipe, and the input end of the air extracting pump 19 is connected with a driving motor 20;
the connecting assembly comprises connecting pins 5 arranged on the left side and the right side of the plate body and connecting belts 6 binding the connecting pins 5 at two corresponding positions, the length of each connecting belt 6 is greater than the minimum distance of the corresponding connecting pin 5, when the upper filtering plate layer 15 and the lower filtering plate layer 15 are in compressed contact, the distance between the two corresponding connecting pins 5 is minimum, and therefore when the filtering plate layers 15 are pulled up, a gap can exist between the two filtering plate layers 15, and later maintenance operation is facilitated.
The working principle of the invention is as follows: the hydraulic oil cylinder is extended under the control of the hydraulic station until the slab layers are completely contacted with each other, the slab layers are tightly pressed by the gravity action of the upper slab layer, and a closed space is formed by the filter cloth between the slab layers; starting a vacuum pump to pump air, so that a negative pressure is formed between a slurry cavity in the plate layer and the interior of a filtrate cavity, and slurry enters the slurry cavity through an inlet pipe under the action of the negative pressure; because the filter cloth is arranged between the slurry cavity and the filtrate cavity of the two adjacent plate layers, filtrate can enter the filtrate cavity through gaps in the filter cloth, and solid particles which can not pass through the filter cloth in the slurry stay above the filter cloth, so that primary filtration is finished; after the prefilter finishes, open the tuber pipe valve when closing thick liquid pipe valve, tuber pipe and fan intercommunication, the vacuum pump is bled this moment and is formed the dual function of negative pressure effect and the positive pressure of blowing of fan, can obtain bigger air throughput in the filtration sheet layer when can forming bigger pressure differential, forms the vacuum and takes out worry and air-dried dual effect, this kind of mode makes the filter time of filter effect better and a duty cycle shorten greatly. After the above-mentioned process arrives the settlement time, fan and vacuum pump stop work, then control hydraulic pressure station shortens the pneumatic cylinder, when pulling open the roof and rely on the effect of link to pull open in proper order filtering the sheet layer, filter the sheet layer and pull open after starting drive arrangement completely, the drive roller drives the material removal of filter cloth upper surface under drive arrangement's drive, relies on the scraper tangent with the filter cloth roller to unload to this accomplishes a duty cycle.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A vacuum filter comprises a base (1) and a hydraulic fixing seat (13) arranged above the base, wherein the outer side of the hydraulic fixing seat (13) is fixedly connected with the outer side of the base (1) through a plurality of upright columns (24), a supporting block used for supporting the ground is arranged at the lower end of each upright column (24), a hydraulic cylinder (12) is installed in the middle of the upper end of the hydraulic fixing seat (13), the hydraulic cylinder (12) is connected with a hydraulic station (2) through an oil pipe, and the output end of the hydraulic cylinder (12) is connected with the middle of the upper end of a top plate (14);
the device is characterized in that a top plate feeding end is arranged on one side of a top plate (14), the top plate feeding end is connected with a feeding pipe (11) and an air inlet pipe (10) which are arranged on a hydraulic fixing seat (13) through a telescopic flexible pipe (9), a throttle valve is respectively arranged on the air inlet pipe (10) and the feeding pipe (11), and a top plate discharging pipe (142) for discharging is arranged on the other side of the top plate (14);
a plurality of filter plate layers (15) are arranged between the top plate (14) and the base (1), and the filter plate layers (15) and the top plate (14) are arranged among the plurality of upright posts (24) in a sliding manner; the filter plate layer (15) comprises a plate body and an opening penetrating through the upper and lower sections of the plate body, a partition plate is arranged in the opening, an inner cavity of the partition plate body is divided into a slurry cavity (152) positioned on the upper side and a filtrate cavity (151) positioned on the lower side, a support plate (155) is detachably arranged at an upper end opening of the slurry cavity (152), water permeable holes are uniformly distributed in the surface of the support plate (155), a plate layer material receiving pipe (153) is arranged on the side surface of the plate body where the filtrate cavity (151) is positioned, a plate layer material discharging pipe (154) is arranged on the side surface of the plate body where the slurry cavity (152) is positioned, and the positions of the plate layer material discharging pipe (154) and the plate layer material receiving pipe (153) of each filter plate layer (15) correspond to each other;
the side surface of the top plate (14) is provided with a top plate discharging pipe (142) butted with the plate layer discharging pipe (154) and a material receiving pipe corresponding to the plate layer material receiving pipe (153), and the thickness of the plate layer material receiving pipe (153) and the thickness of the top plate discharging pipe (142) are the same as that of the plate body;
the adjacent filter plate layers (15) are connected through a connecting assembly;
the structure of the inner structure of the base (1) is the same as that of the filter plate layer (15), a filter chamber in the base (1) is communicated with a bottom plate discharge pipe (101) corresponding to the plate layer discharge pipe (154), the lower port of the bottom plate discharge pipe (101) is connected with a communicating pipe (102), the communicating pipe (102) is connected with a filtrate collecting box (21) through a collecting pipe (103), and the air exhaust end at the top of the filtrate collecting box (21) is connected with an air exhaust component;
a filtering component for filtering the filtrate is arranged among the plurality of filtering plate layers (15), the top plate (14) and the base (1); the filter assembly at least comprises a plurality of filter plate layers (15), a top plate (14) and filter cloth (4) between the bases (1); the filter assembly also comprises a guide mechanism for driving the filter cloth (4) to rotate; the guide mechanism comprises a first guide roller (3) arranged on the left side of the base (1) and a seventh guide roller (18) arranged on the right side of the base (1), a second guide roller (7) which is flush with the first guide roller (3) is arranged on the left side of the top plate (14), a fifth guide roller (141) which is flush with the seventh guide roller (18) is arranged on the right side of the top plate (14), a sixth guide roller (16) is arranged on one side of each filtering plate layer (15), the sixth guide rollers (16) of the adjacent filtering plate layers (15) are arranged in a staggered mode, and the filtering cloth (4) sequentially rounds the first guide roller (3), the second guide roller (7), the fifth guide roller (141), a plurality of sixth guide rollers (16) and the seventh guide roller (18);
the first guide roller (3), the second guide roller (7), the fifth guide roller (141), the sixth guide rollers (16) and the seventh guide roller (18) are fixedly connected with the filter plate layer (15), the top plate (14) or the base (1) through side rods (8);
still be equipped with on base (1) and be used for supporting filter cloth (4) in order to drive filter cloth (4) pivoted drive roller (22) through frictional force, the output of driving motor (23) is connected to the input of drive roller (22), still be equipped with on base (1) and be used for increasing the squeeze roll of friction between filter cloth (4) and drive roller (22), the telescopic link of setting at base (1) lower extreme is connected to the one end of squeeze roll.
2. A vacuum filter according to claim 1, wherein the filter assembly further comprises a scraper (17) for scraping impurities from the surface of the filter cloth (4) against the first guide roll (3), the second guide roll (7), the fifth guide roll (141), the sixth guide rolls (16) and the seventh guide roll (18).
3. A vacuum filter according to claim 2, wherein the upper end of the hydraulic holder (13) is provided with at least a third guide roll (131) and a fourth guide roll (132) for guiding the filter cloth (4).
4. A vacuum filter according to claim 1, wherein the air extraction assembly comprises an air extraction pump (19), the air extraction end of the air extraction pump (19) is connected with an air extraction opening arranged at the top of the filtrate collection tank (21) through an air guide pipe, and the input end of the air extraction pump (19) is connected with a driving motor (20).
5. A vacuum filter according to claim 1, wherein the connection assembly comprises connection pins (5) arranged on the left and right sides of the plate body and a connection belt (6) binding the connection pins (5) at two corresponding positions, wherein the length of the connection belt (6) is greater than the minimum distance of the connection pins (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267366.0A CN111420437B (en) | 2020-04-08 | 2020-04-08 | Vacuum filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267366.0A CN111420437B (en) | 2020-04-08 | 2020-04-08 | Vacuum filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111420437A CN111420437A (en) | 2020-07-17 |
| CN111420437B true CN111420437B (en) | 2021-08-03 |
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| CN202010267366.0A Active CN111420437B (en) | 2020-04-08 | 2020-04-08 | Vacuum filter |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155140A (en) * | 2022-08-05 | 2022-10-11 | 林炳义 | Vertical vacuum filter and vacuum filtering method |
| CN115121024A (en) * | 2022-08-05 | 2022-09-30 | 林炳义 | Vertical vacuum filtering and drying integrated machine and vacuum filtering and drying method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203291582U (en) * | 2013-05-27 | 2013-11-20 | 烟台未来自动装备有限责任公司 | Full-automatic vertical type high pressure filter |
| CN206121256U (en) * | 2016-08-30 | 2017-04-26 | 灵宝金源朝辉铜业有限公司 | Vertical plate filtration control system of leak protection oil |
| CN206240167U (en) * | 2016-11-30 | 2017-06-13 | 江苏瑞晨化学有限公司 | A kind of plate type pressure filter |
| CN208553293U (en) * | 2018-05-31 | 2019-03-01 | 张晨 | A kind of Vacuum filtration device |
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