CN109260785B - Multistage discharge filter press - Google Patents
Multistage discharge filter press Download PDFInfo
- Publication number
- CN109260785B CN109260785B CN201811172876.9A CN201811172876A CN109260785B CN 109260785 B CN109260785 B CN 109260785B CN 201811172876 A CN201811172876 A CN 201811172876A CN 109260785 B CN109260785 B CN 109260785B
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- plate
- feeding
- cylinder
- electromagnetic valve
- filter
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- 238000001914 filtration Methods 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 abstract description 53
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000012065 filter cake Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a multi-section discharging filter press, which comprises a support, wherein a main beam is arranged above the support, a feeding plate is arranged above the main beam, a filtering unit is arranged behind the feeding plate, the upper part and the lower part of the filtering unit are connected through a discharging chain, a safety device A and a safety device B are respectively arranged at the front and the rear of the feeding filter plate, a discharging plate is arranged between the safety device A and the safety device B, a left discharging cylinder and a right discharging cylinder are respectively connected at the rear of the discharging plate, a compacting plate is arranged at the rear of the filtering unit, a movable plate is arranged at the rear of the compacting plate, a support frame is connected at the rear of the movable plate, a main cylinder is connected at the rear of the support frame, an electric control system is arranged at the rear of the main cylinder, a hydraulic system is arranged at the rear of the electric control system, and the left discharging cylinder and the right discharging cylinder are connected with the main cylinder through pipelines, and an electromagnetic reversing valve is arranged between the main cylinder and the hydraulic system; the invention has the advantages of simple manufacture, low cost and high efficiency.
Description
Technical Field
The invention relates to the technical field of solid-liquid separation machinery, in particular to a multi-section discharging filter press.
Background
The traditional full-automatic filter press consists of a frame consisting of a thrust plate, a main beam, a pressing device and a pulling plate device, and a filter unit consisting of a pressing plate arranged on the main beam of the frame, a plurality of filter plates and filter cloth coated on the surfaces of the filter plates; the matched system consists of a hydraulic station, a slurry pump, a pipeline and an electrical control system; when the filtration starts, the filter pulp enters each filter chamber through the feed inlet of the thrust plate under the pushing of the feed pump, the filter press performs solid-liquid separation by the pressure generated by the feed pump, and the solid is remained in the filter chamber to form a filter cake due to the action of the filter medium (filter cloth), and the filtrate is discharged from the water nozzle or the liquid outlet valve; if the filter cake needs to be washed, washing water can be introduced from a washing port on the thrust plate to wash the filter cake; if a filter cake with low water content is needed, compressed air can be introduced from a washing port and is permeated through a filter cake layer to blow out part of water in the filter cake; after the filtration is finished, the pressing device releases the pressing plates, the filter plates are pulled one by the pulling plate device, the filter cakes fall off from the opened filter chambers under the action of gravity, and one working cycle is completed after the filter cakes in all the filter chambers are discharged; in the discharging process of the traditional filter press, the filtering unit is used for discharging in a way of opening plates one by one, the chain type pull plate is used for discharging, the structure is complex, the discharging time is long, and the efficiency is low; thus, there is a need for a multiple stage discharge filter press.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multi-section discharging filter press which is simple to manufacture, reduces cost and has high efficiency.
The purpose of the invention is realized in the following way: the utility model provides a multistage pressure filter of unloading, it includes the support, the left and right sides of support top all be provided with the girder, the top of girder be provided with the feed plate, the place ahead of feed plate be provided with the feed port, the rear of feed plate be provided with the thrust plate, the rear of thrust plate be provided with the filter unit, the filter unit constitute by a plurality of feeding filter plates, the upper and lower place of feeding filter plates all pass through the link connection of unloading, the left side of feeding filter plates and the front and back of right side respectively be provided with safety device A and safety device B, the safety device A of homonymy and safety device B between be provided with the stripper, the rear of left side and right side stripper be connected with left discharge cylinder and right discharge cylinder respectively, the rear of filter unit be provided with the pressure strip, the rear of pressure strip be provided with the fly leaf, the rear of fly leaf be connected with the support frame, the rear of support frame be connected with the master cylinder, the master cylinder be connected with the pipeline through the drain link, the left side and right side safety device A and the safety device B be provided with the solenoid valve and the solenoid valve, the solenoid valve and the solenoid valve of hydraulic system are all set up, the solenoid valve and the solenoid valve is provided with the solenoid valve and the solenoid valve on the drain system.
The feeding hole is communicated with the filtering unit.
The electric control system, the hydraulic system and the master cylinder are electrically connected with each other.
The feeding hole is connected with an automatic control detection feeding flowmeter.
And a low-pressure overflow valve, a high-pressure overflow valve, an electric contact pressure gauge, a hydraulic control one-way valve and a plunger pump are also arranged between the main oil cylinder and the hydraulic system.
The invention comprises the action control principle of a hydraulic system: when the filter press is tightly pressed, an electromagnetic reversing valve pressing coil is electrified, a main oil cylinder is tightly pressed, a left discharging oil cylinder and a right discharging oil cylinder are also tightly pressed, a pipeline electromagnetic valve A, a pipeline electromagnetic valve B, a pipeline electromagnetic valve C and a pipeline electromagnetic valve D are electrified and opened, when the left discharging oil cylinder and the right discharging oil cylinder reach the pressing limit, the pipeline electromagnetic valve C is powered off when the pressure of the main oil cylinder reaches the upper limit of an electric contact pressure gauge to stop pressing, an oil tank electromagnetic reversing valve pressing coil is powered off, the pipeline electromagnetic valve A, the pipeline electromagnetic valve B and the pipeline electromagnetic valve D are powered off, if the pressure is lower than the lower limit of the electric contact pressure gauge, a hydraulic pump is started again, the electromagnetic reversing valve pressing coil is electrified and the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified and opened, after the filter press is filtered, when the main oil cylinder is retracted, the electromagnetic reversing valve coil is electrified, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified, the main oil cylinder is retracted and discharged, when the main oil cylinder is retracted to the pressing plate is retracted and limited, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are powered off, the electromagnetic valve D are powered off, the left discharging oil cylinder and the right discharging oil cylinder is retracted to separate blocks when the left discharging oil cylinder, the left and right discharging oil cylinder is retracted to discharge plate, the left and the pipeline electromagnetic valve C is closed, and the electromagnetic valve C is completely closed, and the working and the reversing valve is completely; the invention has the beneficial effects that: the movable plate, the support frame, the main oil cylinder and the hydraulic device are used together to realize uniform compaction of the feeding filter plate, uniform sealing and uniform and reasonable stress of the filter plate; therefore, the edge of the filter plate has good tightness and can bear high pressure and large flow and fast pulp feeding without spraying; the invention adopts the movable pressing device to shorten the stroke of the oil cylinder for sealing in a pressing mode; the multi-cylinder discharging mode and the novel mechanism for rapidly pulling and discharging the filter units in batches save a single discharging pull plate system, are simple and convenient to manufacture, and well overcome the inherent defects of the traditional filter press; the filter plate adopts a unique ring chain multi-section pulling filter plate group design, can achieve the effect of two-section or multi-section pulling, has higher strength than the traditional combined pulling plate by adopting the ring chain pulling filter plate, is more flexible and reliable, and has fewer faults; the filter plates are pulled open and closed by hydraulic transmission, and the filter plates are compressed and closed by hydraulic cylinders, so that the purposes of feeding and compressing by a single hydraulic cylinder, large diameter, large length, rapid feeding and high pressure required by compressing by the hydraulic cylinders are realized, and the filter plates are pulled open once to a plurality of blocks, so that the efficiency is high and the time is short; the device not only ensures that the interval between the filter plates is large (about 300 and mm), but also avoids the long stroke of the oil cylinder, so that a tail is formed in the device, the total length of the device body is reduced, and meanwhile, the manufacturing difficulty and cost of the hydraulic cylinder are reduced; the hydraulic system is automatically controlled, the pipeline valve is adopted for multipoint control, the unloading time is automatically controlled, and the hydraulic system is more accurate than the control of the traditional equipment, so that the operation states in different steps can be timely monitored; the automatic control detection feeding flowmeter can automatically control feeding time of the feeding pump under the condition of different slurry concentrations; the concentration of the feeding material is high, and the feeding time of the pump is short; the concentration of the feeding material is low, and the feeding time of the pump is long; the traditional automatic filter press can only realize the opening, discharging, folding and the like of the filter plate, the motion of the equipment is controlled according to a program, and the feeding of the pump is controlled manually; the equipment automatically controls feeding and stopping the pump, and can realize real automation of the whole operation process of the filter press; in summary, the invention has the advantages of simple and convenient manufacture, cost reduction and high efficiency.
Drawings
FIG. 1 is a front view of a multiple section discharge filter press of the present invention.
Figure 2 is a top view of a multi-section discharge filter press of the present invention.
FIG. 3 is a schematic hydraulic schematic diagram of a multi-stage discharge filter press according to the present invention.
Wherein: 1. the main beam 2, the feeding plate 3, the safety device A4, the safety device B5, the left discharging oil cylinder 6, the movable plate 7, the electric control system 8, the hydraulic system 9, the right discharging oil cylinder 10, the electromagnetic valve A11, the electromagnetic valve C12, the electromagnetic valve B13, the electromagnetic valve D14, the filtering unit 15, the discharging chain 16, the discharging plate 17, the supporting frame 18, the main oil cylinder 19, the thrust plate 20, the supporting frame 21, the feeding hole 22, the feeding filter plate 23, the pressing plate 24, the electromagnetic reversing valve 25 and the oil tank.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in figures 1-3, a multistage unloading filter press comprises a support 20, a main beam 1 is arranged on the left side and the right side above the support 20, a feeding plate 2 is arranged above the main beam 1, a feeding hole 21 is arranged in front of the feeding plate 2, a thrust plate 19 is arranged behind the feeding plate 2, a filtering unit 14 is arranged behind the thrust plate 19, the filtering unit 14 consists of a plurality of feeding filter plates 22, the upper side and the lower side of the feeding filter plates 22 are connected through an unloading chain 15, a safety device A3 and a safety device B4 are respectively arranged on the left side and the right side of the feeding filter plates 22, an unloading plate 16 is arranged between the safety device A3 and the safety device B4 on the same side, a left unloading cylinder 5 and a right unloading cylinder 9 are respectively connected to the rear of the left side and the right unloading plate 16, a pressing plate 23 is arranged behind the filtering unit 14, a movable plate 6 is arranged behind the pressing plate 23, an electric control cylinder 18 is connected with an electromagnetic valve 18, an electromagnetic valve 18 is arranged behind the electromagnetic valve 18, an electromagnetic valve 18 is arranged in front of the electromagnetic valve system, an electromagnetic valve 18 is connected with the electromagnetic valve 18, and a main cylinder 18C is connected with the electromagnetic valve 18, and an electromagnetic valve 18C is arranged in the electromagnetic valve 18, and a main system is connected with the electromagnetic valve 18, and a main cylinder 18C is provided with the electromagnetic valve 18.
The invention comprises the action control principle of a hydraulic system: when the filter press is tightly pressed, an electromagnetic reversing valve pressing coil is electrified, a main oil cylinder is tightly pressed, a left discharging oil cylinder and a right discharging oil cylinder are also tightly pressed, a pipeline electromagnetic valve A, a pipeline electromagnetic valve B, a pipeline electromagnetic valve C and a pipeline electromagnetic valve D are electrified and opened, when the left discharging oil cylinder and the right discharging oil cylinder reach the pressing limit, the pipeline electromagnetic valve C is powered off when the pressure of the main oil cylinder reaches the upper limit of an electric contact pressure gauge to stop pressing, an oil tank electromagnetic reversing valve pressing coil is powered off, the pipeline electromagnetic valve A, the pipeline electromagnetic valve B and the pipeline electromagnetic valve D are powered off, if the pressure is lower than the lower limit of the electric contact pressure gauge, a hydraulic pump is started again, the electromagnetic reversing valve pressing coil is electrified and the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified and opened, after the filter press is filtered, when the main oil cylinder is retracted, the electromagnetic reversing valve coil is electrified, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified, the main oil cylinder is retracted and discharged, when the main oil cylinder is retracted to the pressing plate is retracted and limited, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are powered off, the electromagnetic valve D are powered off, the left discharging oil cylinder and the right discharging oil cylinder is retracted to separate blocks when the left discharging oil cylinder, the left and right discharging oil cylinder is retracted to discharge plate, the left and the pipeline electromagnetic valve C is closed, and the electromagnetic valve C is completely closed, and the working and the reversing valve is completely; the invention has the beneficial effects that: the movable plate, the support frame, the main oil cylinder and the hydraulic device are used together to realize uniform compaction of the feeding filter plate, uniform sealing and uniform and reasonable stress of the filter plate; therefore, the edge of the filter plate has good tightness and can bear high pressure and large flow and fast pulp feeding without spraying; the invention adopts the movable pressing device to shorten the stroke of the oil cylinder for sealing in a pressing mode; the multi-cylinder discharging mode and the novel mechanism for rapidly pulling and discharging the filter units in batches save a single discharging pull plate system, are simple and convenient to manufacture, and well overcome the inherent defects of the traditional filter press; the filter plate adopts a unique ring chain multi-section pulling filter plate group design, can achieve the effect of two-section or multi-section pulling, has higher strength than the traditional combined pulling plate by adopting the ring chain pulling filter plate, is more flexible and reliable, and has fewer faults; the filter plates are pulled open and closed by hydraulic transmission, and the filter plates are compressed and closed by hydraulic cylinders, so that the purposes of feeding and compressing by a single hydraulic cylinder, large diameter, large length, rapid feeding and high pressure required by compressing by the hydraulic cylinders are realized, and the filter plates are pulled open once to a plurality of blocks, so that the efficiency is high and the time is short; the device not only ensures that the interval between the filter plates is large (about 300 and mm), but also avoids the long stroke of the oil cylinder, so that a tail is formed in the device, the total length of the device body is reduced, and meanwhile, the manufacturing difficulty and cost of the hydraulic cylinder are reduced; in summary, the invention has the advantages of simple and convenient manufacture, cost reduction and high efficiency.
Example 2
As shown in fig. 1-3, a multi-stage unloading filter press comprises a support 20, wherein a main beam 1 is arranged at the left side and the right side above the support 20, a feeding plate 2 is arranged above the main beam 1, a feeding hole 21 is arranged at the front of the feeding plate 2, a thrust plate 19 is arranged at the rear of the feeding plate 2, a filtering unit 14 is arranged at the rear of the thrust plate 19, the filtering unit 14 consists of a plurality of feeding filter plates 22, the upper side and the lower side of the feeding filter plates 22 are connected through an unloading chain 15, a safety device A3 and a safety device B4 are respectively arranged at the front and the rear of the left side and the right side of the feeding filter plates 22, a unloading plate 16 is arranged between the safety device A3 and the safety device B4 at the same side, a left unloading cylinder 5 and a right unloading cylinder 9 are respectively connected at the rear of the left side and the right side of the unloading plate 16, a pressing plate 23 is arranged at the rear of the filtering unit 14, a movable plate 6 is arranged at the rear of the pressing plate 23, an electric control cylinder 6 is connected with an electromagnetic valve 18, an electromagnetic valve 18 is arranged at the rear of the left side of the unloading cylinder 18 and the electromagnetic cylinder 18, an electromagnetic valve 18 is connected with an electromagnetic valve 18, an electromagnetic valve 18 is arranged at the left side of the electromagnetic valve 18, an electromagnetic valve 18 is connected with an electromagnetic valve 18, an electromagnetic valve 18 is arranged at the electromagnetic valve 18, and a hydraulic valve is connected with an electromagnetic valve 18, and a hydraulic valve 18 is arranged at the electromagnetic valve 18, and a 18 valve 18 is connected with the electromagnetic valve 18, and a 18 valve is provided with an electromagnetic valve 18, and a hydraulic system 18 valve 18; the feed hole 21 is communicated with the filtering unit 14; the electric control system 7, the hydraulic system 8 and the master cylinder 18 are electrically connected with each other; the feeding hole 21 is connected with an automatic control detection feeding flowmeter; and a low-pressure overflow valve, a high-pressure overflow valve, an electric contact pressure gauge, a hydraulic control one-way valve and a plunger pump are also arranged between the main oil cylinder 18 and the hydraulic system 8.
The invention comprises the action control principle of a hydraulic system: when the filter press is tightly pressed, an electromagnetic reversing valve pressing coil is electrified, a main oil cylinder is tightly pressed, a left discharging oil cylinder and a right discharging oil cylinder are also tightly pressed, a pipeline electromagnetic valve A, a pipeline electromagnetic valve B, a pipeline electromagnetic valve C and a pipeline electromagnetic valve D are electrified and opened, when the left discharging oil cylinder and the right discharging oil cylinder reach the pressing limit, the pipeline electromagnetic valve C is powered off when the pressure of the main oil cylinder reaches the upper limit of an electric contact pressure gauge to stop pressing, an oil tank electromagnetic reversing valve pressing coil is powered off, the pipeline electromagnetic valve A, the pipeline electromagnetic valve B and the pipeline electromagnetic valve D are powered off, if the pressure is lower than the lower limit of the electric contact pressure gauge, a hydraulic pump is started again, the electromagnetic reversing valve pressing coil is electrified and the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified and opened, after the filter press is filtered, when the main oil cylinder is retracted, the electromagnetic reversing valve coil is electrified, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are electrified, the main oil cylinder is retracted and discharged, when the main oil cylinder is retracted to the pressing plate is retracted and limited, the pipeline electromagnetic valve A and the pipeline electromagnetic valve B are powered off, the electromagnetic valve D are powered off, the left discharging oil cylinder and the right discharging oil cylinder is retracted to separate blocks when the left discharging oil cylinder, the left and right discharging oil cylinder is retracted to discharge plate, the left and the pipeline electromagnetic valve C is closed, and the electromagnetic valve C is completely closed, and the working and the reversing valve is completely; the invention has the beneficial effects that: the movable plate, the support frame, the main oil cylinder and the hydraulic device are used together to realize uniform compaction of the feeding filter plate, uniform sealing and uniform and reasonable stress of the filter plate; therefore, the edge of the filter plate has good tightness and can bear high pressure and large flow and fast pulp feeding without spraying; the invention adopts the movable pressing device to shorten the stroke of the oil cylinder for sealing in a pressing mode; the multi-cylinder discharging mode and the novel mechanism for rapidly pulling and discharging the filter units in batches save a single discharging pull plate system, are simple and convenient to manufacture, and well overcome the inherent defects of the traditional filter press; the filter plate adopts a unique ring chain multi-section pulling filter plate group design, can achieve the effect of two-section or multi-section pulling, has higher strength than the traditional combined pulling plate by adopting the ring chain pulling filter plate, is more flexible and reliable, and has fewer faults; the filter plates are pulled open and closed by hydraulic transmission, and the filter plates are compressed and closed by hydraulic cylinders, so that the purposes of feeding and compressing by a single hydraulic cylinder, large diameter, large length, rapid feeding and high pressure required by compressing by the hydraulic cylinders are realized, and the filter plates are pulled open once to a plurality of blocks, so that the efficiency is high and the time is short; the device not only ensures that the interval between the filter plates is large (about 300 and mm), but also avoids the long stroke of the oil cylinder, so that a tail is formed in the device, the total length of the device body is reduced, and meanwhile, the manufacturing difficulty and cost of the hydraulic cylinder are reduced; the hydraulic system is automatically controlled, the pipeline valve is adopted for multipoint control, the unloading time is automatically controlled, and the hydraulic system is more accurate than the control of the traditional equipment, so that the operation states in different steps can be timely monitored; the automatic control detection feeding flowmeter can automatically control feeding time of the feeding pump under the condition of different slurry concentrations; the concentration of the feeding material is high, and the feeding time of the pump is short; the concentration of the feeding material is low, and the feeding time of the pump is long; the traditional automatic filter press can only realize the opening, discharging, folding and the like of the filter plate, the motion of the equipment is controlled according to a program, and the feeding of the pump is controlled manually; the equipment automatically controls feeding and stopping the pump, and can realize real automation of the whole operation process of the filter press; in summary, the invention has the advantages of simple and convenient manufacture, cost reduction and high efficiency.
Claims (2)
1. The utility model provides a multistage pressure filter of unloading, it includes support, its characterized in that: the hydraulic unloading device is characterized in that a main beam is arranged on the left side and the right side above the support, a feeding plate is arranged on the upper side of the main beam, a feeding hole is formed in the front of the feeding plate, a thrust plate is arranged on the rear of the feeding plate, a filtering unit is arranged on the rear of the thrust plate, the filtering unit consists of a plurality of feeding filter plates, the upper side and the lower side of the feeding filter plates are connected through unloading chains, a safety device A and a safety device B are respectively arranged on the front and the rear of the left side and the right side of the feeding filter plates, an unloading plate is arranged between the safety device A and the safety device B on the same side, a left unloading cylinder and a right unloading cylinder are respectively connected to the rear of the left unloading plate and the right unloading cylinder, a pressing plate is arranged on the rear of the filtering unit, a movable plate is connected with a support frame on the rear of the pressing plate, a main cylinder is connected with an oil tank through a pipeline, the rear of the main cylinder is provided with an electric control system, and an electromagnetic valve C is arranged on the left side and the electromagnetic valve C of the main cylinder;
the feeding hole is communicated with the filtering unit;
the feeding hole is connected with an automatic control detection feeding flowmeter;
and a low-pressure overflow valve, a high-pressure overflow valve, an electric contact pressure gauge, a hydraulic control one-way valve and a plunger pump are also arranged between the main oil cylinder and the hydraulic system.
2. A multi-section discharge filter press as defined in claim 1 wherein: the electric control system, the hydraulic system and the master cylinder are electrically connected with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172876.9A CN109260785B (en) | 2018-10-09 | 2018-10-09 | Multistage discharge filter press |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172876.9A CN109260785B (en) | 2018-10-09 | 2018-10-09 | Multistage discharge filter press |
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| Publication Number | Publication Date |
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| CN109260785A CN109260785A (en) | 2019-01-25 |
| CN109260785B true CN109260785B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811172876.9A Active CN109260785B (en) | 2018-10-09 | 2018-10-09 | Multistage discharge filter press |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110559709A (en) * | 2019-09-23 | 2019-12-13 | 西安中原机械有限公司 | Hydraulic continuous filter press |
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| CN209392803U (en) * | 2018-10-09 | 2019-09-17 | 禹州华德环保科技有限公司 | A kind of multistage discharging filter press |
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