CN114618198A - Discharge auxiliary device of plate and frame filter press - Google Patents
Discharge auxiliary device of plate and frame filter press Download PDFInfo
- Publication number
- CN114618198A CN114618198A CN202210372493.6A CN202210372493A CN114618198A CN 114618198 A CN114618198 A CN 114618198A CN 202210372493 A CN202210372493 A CN 202210372493A CN 114618198 A CN114618198 A CN 114618198A
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- Prior art keywords
- filter
- plate
- air
- cavity
- cavity groove
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- 238000007790 scraping Methods 0.000 claims abstract description 49
- 239000004744 fabric Substances 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 25
- 239000000725 suspension Substances 0.000 claims description 16
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- 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
- B01D25/34—Removal of the filter cakes by moving, e.g. rotating, the filter elements
- B01D25/346—Removal of the filter cakes by moving, e.g. rotating, the filter elements by vibration
-
- 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
- B01D25/325—Removal of the filter cakes counter-current flushing, e.g. by air bumps
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a discharge auxiliary device of a plate and frame filter press, which comprises: the filter plate is provided with a cavity groove, liquid holes for discharging liquid are formed in four corners of the filter plate, and the four corners of the cavity groove are provided with chamfers; the edge of the filter cloth is fixedly connected with the side edge of the cavity groove; the side scraping assembly comprises an elastic pipe, straight pipes and scraping plates, the two scraping plates are symmetrically arranged, sliding grooves are symmetrically formed in two sides of the cavity groove, the two straight pipes are symmetrically and fixedly connected to two sides of the scraping plates and are arranged in the sliding grooves in a limiting sliding mode, and the elastic pipe is fixedly connected between the two straight pipes on the same side of different scraping plates and is arranged in the sliding grooves; the gas guide component is used for guiding gas into the cavity between the two filter plates; a vibratory assembly mounted between the cavity and the flight. The invention drives the scraper to clean by the liquid injection and separation between the filter plates, thereby saving resources.
Description
Technical Field
The invention relates to the technical field of urban environment treatment, in particular to a discharge auxiliary device of a plate-and-frame filter press.
Background
The filter press is used as mature dewatering equipment, is widely applied to the field of environmental protection, becomes important equipment for sewage and sludge treatment in cities, and is a plate-and-frame filter press which is commonly used.
The plate-frame filter press has a group of filter chambers formed by alternately arranged filter plates and filter frames. The filter frame and the filter plate are provided with through holes at the corners, and the through holes form a complete channel after being assembled, and suspension, washing water and filtrate can be introduced into the channel. The suspension is pressed into the filter chamber by the feed pump to form a filter residue on the filter cloth until the filter chamber is filled. The filtrate passes through the filter cloth and flows to the corner channel of the plate frame along the groove of the filter plate, and is discharged in a centralized way. After the filtration is finished, the gas can be led in through the gas, so that the gas expands the filter plate, the solid block of the filter residue is separated from the filter plate, and the filter residue can fall and be separated conveniently.
But after filter residue and filter plate separation, have partial filter residue granule adhesion on the filter cloth, after accomplishing the filtration, can carry out the clear water spray-rinsing to the filter cloth usually for clear up the filter residue on the filter cloth, but such mode can waste a large amount of water resources, influences filter-pressing efficiency afterwards simultaneously.
Disclosure of Invention
The invention aims to solve the following defects in the prior art that after filter residue is separated from a filter plate, part of filter residue particles are adhered to filter cloth, and after the filter residue is filtered, the filter cloth is usually sprayed with clean water for cleaning the filter residue on the filter cloth, but the mode wastes a large amount of water resources and influences the subsequent filter pressing efficiency, and the discharge auxiliary device of the plate-and-frame filter press is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a discharge assist device for a plate and frame filter press, comprising:
the filter plate is provided with a cavity groove for filling suspension liquid, liquid holes for discharging liquid are formed in four corners of the filter plate, the four corners of the cavity groove are provided with chamfers, and a material port for guiding the material is formed in the middle of the cavity groove;
the edge of the filter cloth is fixedly connected with the side edge of the cavity groove, and the middle part of the filter cloth is provided with an opening with the diameter consistent with that of the material port;
the side scraping assembly comprises an elastic pipe, straight pipes and scraping plates, the two scraping plates are symmetrically arranged, sliding grooves are symmetrically formed in two sides of the cavity groove, the two straight pipes are symmetrically and fixedly connected to two sides of the scraping plates and are arranged in the sliding grooves in a limiting sliding mode, and the elastic pipe is fixedly connected between the two straight pipes on the same side of different scraping plates and is arranged in the sliding grooves;
the gas guide component is used for guiding gas into the cavity between the two filter plates and separating filter cloth from filter residues;
and the vibration assembly is arranged between the cavity groove and the scraper and is used for vibrating the filter cloth.
Preferably, both ends of the scraping plates deflect inwards to form a trapezoid, the deflection angle is matched with the chamfer angle of the cavity groove, and the side edges of one side, opposite to the scraping plates, of each scraping plate are inclined downwards to the material opening and are made of elastic materials.
Preferably, the air guide subassembly includes air duct, gas port and air cock, the air cavity has been seted up to one side inside that the material mouth was kept away from to the scraper blade, and the air cavity both ends communicate with two straight tubes respectively, the fixed intercommunication in air duct one end and elasticity pipe middle part, and with elasticity pipe middle part fixed connection inside the spout, air cock fixed mounting is in the filter plate both sides for gaseous leading-in and derivation, the air duct other end is connected with the air cock, and is a plurality of the gas port equidistance is seted up in one side that the material mouth was kept away from to the scraper blade, and communicates with the air cavity.
Preferably, the vibration subassembly package first magnetic stripe and second magnetic stripe, first magnetic stripe fixed connection is on the scraper blade, and is a plurality of second magnetic stripe equidistance fixed connection is in the one side that the scraper blade was kept away from to the filter cloth, first magnetic stripe and second magnetic stripe attract each other and repel.
Preferably, the magnetic poles of the two adjacent second magnetic strips in the direction towards the first magnetic strip are opposite, the filter cloth is not in contact with the bottom wall of the cavity groove, a gap exists, and the width of the gap is larger than that of the second magnetic strip.
Preferably, the upper side edge and the lower side edge of the cavity groove are arranged obliquely inwards, and when the scraper is contacted with the cavity groove, a gap exists between the air port and the side edge of the cavity groove.
Preferably, the elastic tube has a folding stretchability, and the elastic tube stretching range is greater than the chute length.
Preferably, the width of the scraping plates is smaller than the thickness of the cavity groove, the bottom edges of the scraping plates are in contact with the filter cloth, and when the two filter plates are tightly attached, the opposite scraping plates are tightly compressed and contacted.
Preferably, the sliding groove opening is provided with blocking pieces, and the two blocking pieces are fixedly connected to two sides of the sliding groove and used for preventing the suspension from entering.
Compared with the prior art, the invention has the beneficial effects that:
1. the sewage filter comprises a material inlet, a material outlet, a plurality of scrapers, an elastic pipe, an external component, a filter press, a filter cloth, a filter screen and a filter screen, wherein suspension of sewage is led in from the material inlet and enters a cavity between the two filter screens for extrusion filtering treatment, the suspension with continuously increased volume pushes the scrapers to move towards two sides in the liquid inlet process so as to change the positions of the scrapers and stretch the elastic pipe, after filter pressing is completed, the two filter screens are separated through the external component, the extrusion acting force borne by the scrapers at two sides disappears in the separation process, under the action of elastic pulling force of the elastic pipe, the two scrapers move towards the middle part, so that filter residues adhered to the filter cloth are scraped and cleaned, the surface of the filter cloth is cleaned, and the cleaning steps after reduction are carried out;
2. in the moving process of the first magnetic strip along with the scraper, the first magnetic strip and the second magnetic strip on the filter cloth are repeatedly attracted and repelled, so that the filter cloth is greatly vibrated, and the vibration cleaning efficiency of residual filter residues on the filter cloth is improved;
3. the conventional air inlet device is mainly used for directly carrying out air inlet treatment on the position of filter residue in the air guide process, impact force generated when air enters the filter residue can act on the filter residue to cause the filter residue to be powdered, and powder still can adhere to the filter cloth to block the filter cloth in the filter residue guide process.
Drawings
Fig. 1 is a schematic front structural diagram of a discharge auxiliary device of a plate-and-frame filter press according to the present invention;
FIG. 2 is a schematic side view of a discharge auxiliary device of a plate and frame filter press according to the present invention;
FIG. 3 is a schematic diagram of a front structure of a filter plate of an auxiliary discharge device of a plate and frame filter press according to the present invention;
fig. 4 is a schematic diagram of the internal structure of a filter plate of the auxiliary discharge device of a plate-and-frame filter press according to the present invention;
fig. 5 is a schematic structural view of a side scraping assembly of a discharge auxiliary device of a plate and frame filter press according to the present invention.
In the figure: the device comprises a filter plate 1, a cavity groove 2, a liquid hole 3, a material opening 4, filter cloth 5, a side scraping component 6, an elastic tube 61, a straight tube 62, a scraping plate 63, an air guide component 7, an air guide tube 71, an air opening 72, an air nozzle 73, a vibration component 8, a first magnetic strip 81, a second magnetic strip 82 and a blocking piece 9.
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.
Referring to fig. 1 to 5, a discharge auxiliary device of a plate and frame filter press, includes:
the filter plate comprises a filter plate 1, wherein a cavity groove 2 for filling suspension is formed in the filter plate 1, liquid holes 3 for discharging liquid are formed in four corners of the cavity groove 2, chamfers are formed in the four corners of the cavity groove 2, and a material port 4 for guiding the material is formed in the middle of the cavity groove;
the edge of the filter cloth 5 is fixedly connected with the side edge of the cavity groove 2, and the middle part of the filter cloth 5 is provided with an opening with the diameter consistent with that of the material port 4;
the side scraping assembly 6 comprises an elastic tube 61, straight tubes 62 and scraping plates 63, the two scraping plates 63 are symmetrically arranged, sliding grooves are symmetrically formed in two sides of the cavity groove 2, the two straight tubes 62 are symmetrically and fixedly connected to two sides of the scraping plates 63 and are arranged in the sliding grooves in a limiting sliding mode, and the elastic tube 61 is fixedly connected between the two straight tubes 62 located on the same side of different scraping plates 63 and located in the sliding grooves;
the gas guide component 7 is used for guiding gas into the cavity between the two filter plates 1 and separating the filter cloth 5 from filter residues;
and the vibration assembly 8 is installed between the cavity groove 2 and the scraping plate 63, and is used for vibrating the filter cloth 5.
In the invention, the suspension of the sewage is led in from the material port 4 and enters a chamber between two filter plates 1 for extrusion filtration treatment, in the process of feeding liquid, the suspension liquid with the increasing volume pushes the plurality of scraping plates 63 to move towards two sides, so that the positions of the scraping plates 63 are changed, the elastic tube 61 is stretched, and after the filter pressing is completed, the two filter plates 1 are separated by an external component, in the separation process, the extrusion acting force applied to the scrapers 63 at the two sides disappears, and under the action of the elastic pulling force of the elastic tube 61, the two scrapers 63 move towards the middle, the filter plate cleaning device has the advantages that filter residues adhered to the filter cloth 5 are scraped and cleaned, so that the surface of the filter cloth 5 is cleaned, the subsequent cleaning steps are reduced, and the function of saving water resources is achieved.
According to the preferable technical scheme in the embodiment, two ends of the scraping plates 63 deflect inwards to form a trapezoid, the deflection angle is matched with the chamfer angle of the cavity groove 2, the side edges of the two opposite sides of the scraping plates 63 are obliquely and downwards arranged towards the material port 4 and are made of elastic materials, the scraping plates 63 are matched with the cavity groove 2 in shape, effective scraping of internal residual filter residues is guaranteed, and meanwhile the scraping plates 63 which incline inwards can extrude and clean the solid filter residues;
the air guide assembly 7 comprises an air guide pipe 71, air ports 72 and air nozzles 73, air cavities are formed in one side, away from the material port 4, of the scraper 63, two ends of each air cavity are communicated with the two straight pipes 62 respectively, one end of the air guide pipe 71 is fixedly communicated with the middle of the elastic pipe 61, the middle of the elastic pipe 61 is fixedly connected into the sliding chute, the air nozzles 73 are fixedly installed on two sides of the filter plate 1 and used for guiding and guiding air, the other end of the air guide pipe 71 is connected with the air nozzles 73, the air ports 72 are formed in one side, away from the material port 4, of the scraper 63 at equal intervals and are communicated with the air cavities, when air guide treatment is needed, air to be guided in is guided in from the air guide pipe 71 through the air nozzles 73 and guided out from the air ports 72 on the side edge of the scraper 63, and the air on the side edge cannot be in direct contact with filter residues;
the vibration assembly 8 comprises a first magnetic strip 81 and a second magnetic strip 82, the first magnetic strip 81 is fixedly connected to the scraper 63, the second magnetic strips 82 are fixedly connected to one side, away from the scraper 63, of the filter cloth 5 at equal intervals, the first magnetic strip 81 and the second magnetic strips 82 attract and repel each other, and the scraper 63 vibrates the filter cloth 5 in the moving process through the magnetic action between the magnetic strips;
the magnetic poles of the two adjacent second magnetic strips 82 in the direction towards the first magnetic strip 81 are opposite, the filter cloth 5 is not in contact with the bottom wall of the cavity groove 2, a gap exists, the width of the gap is larger than that of the second magnetic strips 82, and the first magnetic strips 81 and the second magnetic strips 82 on the filter cloth 5 repeatedly attract and repel in the moving process of the scraper 63, so that the filter cloth 5 is greatly vibrated, and the vibration cleaning efficiency of residual filter residues on the filter cloth 5 is improved;
the upper side edge and the lower side edge of the cavity groove 2 are obliquely and inwardly arranged, when the scraper 63 is in contact with the cavity groove 2, a gap exists between the gas port 72 and the side edge of the cavity groove 2, most of the existing gas inlet devices directly perform gas inlet treatment on the position of the filter residue in the gas guide process, impact force generated when gas enters the gas can act on the filter residue to cause powdering of the filter residue, and the powder can still adhere to the filter cloth 5 and block the filter cloth 5 in the filter residue guide-out process;
the elastic tube 61 has folding stretchability, the stretching range of the elastic tube 61 is greater than the length of the chute, when the elastic tube 61 is not stretched, the two scraping plates 63 are driven to be fixed, when the scraping plates 63 move under the pushing action of the suspension, the elastic tube 61 which is folded and stretched pulls towards two sides, and when the scraping plates 63 move to the side edges of the cavity groove 2, the elastic tube 61 still keeps the smoothness of an internal channel to ensure the transfer of gas, and meanwhile, after the filter pressing is completed, the elastic tube 61 has enough pulling force to pull the scraping plates 63 at two sides towards the middle;
the width of the scraping plates 63 is smaller than the thickness of the cavity groove 2, the bottom edges of the scraping plates are in contact with the filter cloth 5, when the two filter plates 1 are tightly attached, the opposite scraping plates 63 are tightly compressed and contacted, the scraping plates 63 on the two filter plates 1 are mutually extruded and form a material injection interval, and when the suspension is injected into the material injection interval, two groups of the scraping plates 63 which are tightly contacted can be pushed to move towards two sides;
the spout mouth is provided with separation blade 9, and 9 fixed connection of two separation blades are in the spout both sides for prevent the entering of suspension, inside avoiding a large amount of suspension to get into the spout, stop the spout through elastic separation blade 9, when guaranteeing that straight tube 62 is normally gliding, avoid a large amount of suspension to get into the spout, lead to the inside filter residue that piles up of spout, the unable normal gliding condition of straight tube 62.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a ejection of compact auxiliary device of plate and frame filter press which characterized in that includes:
the filter plate comprises a filter plate (1), wherein a cavity groove (2) used for filling suspension is formed in the filter plate (1), liquid holes (3) used for discharging liquid are formed in four corners of the filter plate, four corners of the cavity groove (2) are respectively provided with a chamfer, and a material port (4) used for guiding materials is formed in the middle of the cavity groove;
the edge of the filter cloth (5) is fixedly connected with the side edge of the cavity groove (2), and the middle part of the filter cloth (5) is provided with an opening with the diameter consistent with that of the material port (4);
the side scraping assembly (6) comprises an elastic pipe (61), straight pipes (62) and scraping plates (63), the two scraping plates (63) are symmetrically arranged, sliding grooves are symmetrically formed in two sides of the cavity groove (2), the two straight pipes (62) are symmetrically and fixedly connected to two sides of the scraping plates (63) and are arranged in the sliding grooves in a limiting sliding mode, and the elastic pipe (61) is fixedly connected between the two straight pipes (62) located on the same side of the different scraping plates (63) and located in the sliding grooves;
the air guide assembly (7) is used for guiding air into a cavity between the two filter plates (1) and separating the filter cloth (5) from filter residues;
the vibration component (8) is installed between the cavity groove (2) and the scraper (63) and used for vibrating the filter cloth (5).
2. The auxiliary discharging device of a plate and frame filter press according to claim 1, wherein two ends of the scraping plate (63) deflect inwards to form a trapezoid, the deflection angle is matched with the chamfer of the cavity groove (2), the side edges of two opposite sides of the scraping plate (63) are obliquely and downwards arranged towards the material opening (4), and the scraping plate and the cavity groove are made of elastic materials.
3. The discharge auxiliary device of a plate and frame filter press according to claim 1, wherein the air guide assembly (7) comprises an air guide tube (71), an air port (72) and an air nozzle (73), an air cavity is formed inside one side of the scraper (63) far away from the material port (4), two ends of the air cavity are respectively communicated with the two straight tubes (62), one end of the air guide tube (71) is fixedly communicated with the middle of the elastic tube (61), the middle of the elastic tube (61) is fixedly connected inside the sliding groove, the air nozzle (73) is fixedly installed on two sides of the filter plate (1) and used for guiding in and guiding out air, the other end of the air guide tube (71) is connected with the air nozzle (73), and the air ports (72) are equidistantly arranged on one side of the scraper (63) far away from the material port (4) and communicated with the air cavity.
4. The auxiliary discharging device of a plate and frame filter press according to claim 1, wherein the vibrating assembly (8) comprises a first magnetic strip (81) and a second magnetic strip (82), the first magnetic strip (81) is fixedly connected to the scraper (63), the second magnetic strips (82) are fixedly connected to one side of the filter cloth (5) far away from the scraper (63) at equal intervals, and the first magnetic strip (81) and the second magnetic strips (82) attract and repel each other.
5. The auxiliary discharging device of a plate and frame filter press according to claim 4, wherein the magnetic poles of two adjacent second magnetic strips (82) facing the first magnetic strip (81) are opposite, the filter cloth (5) is not contacted with the bottom wall of the cavity groove (2), a gap exists, and the width of the gap is larger than that of the second magnetic strip (82).
6. A discharge aid for a filter press according to claim 3, characterised in that the upper and lower sides of the chamber (2) are inclined inwardly and that there is a gap between the air port (72) and the sides of the chamber (2) when the scraper (63) is in contact with the chamber (2).
7. The auxiliary discharging device of a plate and frame filter press according to claim 1, wherein the elastic tube (61) has folding stretchability, and the stretching range of the elastic tube (61) is greater than the chute length.
8. The auxiliary discharge device of a filter press, according to claim 1, characterized in that the width of the scraper (63) is smaller than the thickness of the cavity (2), and the bottom edge of the scraper contacts with the filter cloth (5), when two filter plates (1) are tightly attached, the opposite scrapers (63) are tightly compressed and contacted.
9. A discharge aid for a filter press according to claim 1, characterised in that the chute opening is provided with retaining flaps (9), and that two of said retaining flaps (9) are fixedly connected to both sides of the chute for preventing the ingress of suspension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372493.6A CN114618198B (en) | 2022-04-11 | 2022-04-11 | Discharging auxiliary device of plate-and-frame filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372493.6A CN114618198B (en) | 2022-04-11 | 2022-04-11 | Discharging auxiliary device of plate-and-frame filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114618198A true CN114618198A (en) | 2022-06-14 |
| CN114618198B CN114618198B (en) | 2024-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210372493.6A Active CN114618198B (en) | 2022-04-11 | 2022-04-11 | Discharging auxiliary device of plate-and-frame filter press |
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| CN (1) | CN114618198B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117919802A (en) * | 2024-03-22 | 2024-04-26 | 天津朔程科技有限公司 | Filter press for solid-liquid separation |
| CN117919802B (en) * | 2024-03-22 | 2024-05-28 | 天津朔程科技有限公司 | Filter press for solid-liquid separation |
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| CN204428917U (en) * | 2015-01-22 | 2015-07-01 | 靖西湘潭电化科技有限公司 | A kind of plate and frame filter press |
| CN206152432U (en) * | 2016-11-11 | 2017-05-10 | 江苏道宁药业有限公司 | Sheet -frame pressure filter |
| CN108379888A (en) * | 2018-05-09 | 2018-08-10 | 路德环境科技股份有限公司 | A kind of pickling filter plate and plate and frame filter press and filter cloth acid washing method |
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| CN213609970U (en) * | 2020-09-15 | 2021-07-06 | 湖南中车环境工程有限公司 | Plate frame structure of full-automatic plate frame filter press |
| CN214167739U (en) * | 2020-12-14 | 2021-09-10 | 杭州国晨环保科技有限公司 | Plate-and-frame filter press for sludge dewatering |
| CN214436807U (en) * | 2021-02-24 | 2021-10-22 | 上海宝鼎酿造有限公司 | Plate-and-frame filter press convenient to clean |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117919802A (en) * | 2024-03-22 | 2024-04-26 | 天津朔程科技有限公司 | Filter press for solid-liquid separation |
| CN117919802B (en) * | 2024-03-22 | 2024-05-28 | 天津朔程科技有限公司 | Filter press for solid-liquid separation |
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Effective date of registration: 20231212 Address after: Room 520, Building 5, No. 266 Chengde South Road, Huai'an Economic and Technological Development Zone, Huai'an City, Jiangsu Province, 223003 Applicant after: Jiangsu Yifeng water treatment Co.,Ltd. Address before: 226000 No.32 Zilang Road, Chongchuan Development Zone, Nantong City, Jiangsu Province Applicant before: Nantong Hongrui Mechanical Engineering Co.,Ltd. |
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