CN205340252U - Dry dewatering equipment of filter -pressing - Google Patents
Dry dewatering equipment of filter -pressing Download PDFInfo
- Publication number
- CN205340252U CN205340252U CN201521032361.0U CN201521032361U CN205340252U CN 205340252 U CN205340252 U CN 205340252U CN 201521032361 U CN201521032361 U CN 201521032361U CN 205340252 U CN205340252 U CN 205340252U
- Authority
- CN
- China
- Prior art keywords
- drying
- plate
- filter
- pressure
- temperature sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a dry dewatering equipment of filter -pressing, be used for the chemical industry, medicine and molybdenum deep -processing field, mainly constitute by frame (1) and filtration drying unit (2) of setting in frame (1), filtration drying unit (2) comprise drying plate (3) and filter plate (6) that set up in turn, be equipped with thermal medium passage (4) on drying plate (3), set up on the pipeline that thermal medium passage (4) communicates with thermal medium inlet tube (14) governing valve (11), be provided with temperature sensor (12) at drying plate (3) or filter plate (6) surface, temperature sensor (12) are linkage structure with governing valve (11). The utility model discloses realizing to the suspension filter -pressing can making each filter cake drying temperature difference keep below 5 DEG C in dry, the dry finished product water content homogeneous that obtains after the drying need not extra finished product the drying process, has guaranteed product quality, has improved work efficiency.
Description
Technical field
This utility model relates to a kind of pressure-filteration drying dehydration equipment, is mainly used in chemical industry, medicine and molybdenum field of deep.
Background technology
At the production field such as chemical industry, medicine, it is commonly present because of material crystal, separates the flow process that impurity etc. needs to be filtered by the suspension of raw material, dry, pressure-filteration drying dehydration equipment be at present relatively frequently with equipment, both at home and abroad to the research of pressure-filteration drying equipment comparative maturity:
The Filtech(filtering technique of Wiesbaden, Germany) company's (China's powder industry, 2008, (5): 54-55) releasing a kind of heating leaf filter developed cooperatively by Bayer technical service company and Strasbourg filter company, this vacuum press filter can simultaneously complete filtration and dry；Hangzhou Xingyuan Filter Technology Co., Ltd. (CN201551880Y, 2010-8-18 is open) a kind of pressure-filteration drying integrated filter is proposed, including filter, filter plate assembly in described filter is to be made up of polylith filter plate and the folded row of polylith hot plate intersection, polylith hot plate fluid inlet is connected with heating tube by flexible pipe, is exported and connected with return duct by flexible pipe, it is possible to reduction filter cake moisture content；Tangshan Zhineng Special Equipment Co., Ltd. (CN2825061Y, 2006-10-11 is open) open a kind of Quick-open type drying filter press for suspension material, include frame, it is located at the end hold down gag in frame, end drive plate with driving device, end pressure strip, fixing plate, hydraulic means and at least one unit group being made up of the multiple heat-resisting membrane filter plate-drying plate unit being parallel in frame, and a middle part driving plate with driving device it is provided with at the position, centre of this each heat-resisting membrane filter plate-drying plate unit group, multiple driving devices of this dry filter press can be coordinated to drive multiple heat-resisting membrane filter plate-drying plate unit groups upper left in frame respectively, move right, the speed accelerating movement improves productivity ratio and working performance；Zhou Mingyuan, Zhang Yingzhi (CN2796798Y, 2006-7-19 is open) a kind of suspension material pressure-filteration drying equipment is proposed, it is one by filter pressing and the dry suspension material solid-liquid separating equipment being integrated, it includes organizes membrane filter plate-drying plate unit more, barrier film extrusion medium passage, filtrate water drainage channel, material feeding-passage and dry thermal medium pass in and out pipeline, wherein each unit is for be made up of a membrane filter plate and a dry heat plate, and the passage aisle being connected with extrusion medium passage is had in the side of barrier film, drainage drainage channel can be provided with the pump of evacuation, gas-liquid separator, material feeding-passage is formed by by charging house steward and the multiple subchannels being connected with charging house steward and each drying plate its top feed hole, drying plate is an obturator, its biside plate is with left, two filter chambers are formed between right two filter clothes, and have material charging hole can communicate with two filter chambers around, equally distributed hot media channel it is provided with in it, possess energy-conservation, the advantage that production efficiency is high and operating cost is low；Shanghai Clean Environment Operation Co., Ltd. (CN201664532Y, 2010-12-8 is open) disclose a kind of Rapid vacuum anhydration diaphragm filter press, including being provided with polylith membrane filter plate separately in filter chamber, described membrane filter plate includes barrier film cavity, it is equipped with hot plate in membrane filter plate both sides, described hot plate includes hot plate inner chamber, filter chamber side is provided with charging aperture, liquid outlet, respectively through feeding-passage, liquid outlet channel connects each hot plate, and membrane filter plate, described each hot plate inner chamber, the two ends of barrier film cavity further respectively have inlet and outlet, it it is the space filled after pressurized material filtering between hot plate and membrane filter plate, when this pressure filter uses, material is after twice extruding and heating, dewatering speed can be accelerated, shorten dewatering time；Lv Mingwang (CN201470178Y, 2010-5-1 is open) a kind of plate-and-frame type dry filter press is proposed, being provided with multiple activity overlapping the mainboard frame leaned on, each mainboard frame is respectively arranged in the front and the rear with filter chamber, and between mainboard frame, each Jie fills the heating sheet frame of a complementary shaped and reducing thickness between two；Each heating sheet frame respectively includes a fixed frame and a heating framework, each fixed frame is to be made up of a hollow region circumferential side frame, with accommodating relative heating framework, each heating framework forms a confined space between the frame wall of front and back, and the hollow region periphery of fixed frame and the external edge of heating frame are separated by spacing and are provided with insulator, it is provided with one each heating frame external week and enters heat adapter and a heat extraction adapter, to connect confined space, for frame wall before and after external heat source input heating, make the moisture content gasification of the internal mud of filter chamber, it is possible to increase drying sludge efficiency.
From document disclosed above it can be seen that the core having pressure-filteration drying equipment both at home and abroad is generally the filtration drying device adopting the many groups filter plate-drying plate unit combination being located at frame, realize the purpose of suspension filtered and drying and dehydrating.In current conventional design and operation, filter plate-drying plate unit forms filter chamber under impaction state, first carry out suspension filtered, filtration is thermally dried after terminating, when adopting thermal air pressure filtration and in conjunction with negative pressure of vacuum drying and dehydrating, in filter cake, portion of water is first vaporized, the steam pressure that all the other moisture produces by filter cake capillary tube moisture self is removed, drying and dehydrating efficiency is high, as for dry molybdenum bisuphide suspension, the water content of the molybdenum bisuphide obtained after drying is substantially below 0.2%, even up to less than 0.05%, can directly as finished product outbound.
But practice finds, due in conventional pressure-filteration drying equipment availability process, it is necessary to constantly carry out the compression of equipment, charging, hot pressing filter, vacuum drying, discharging operations, there is following easy unheeded problem:
1, in drying process, there is difference in the baking temperature of the filter cake between each drying plate, and after causing that same pressure-filteration drying operation terminates, the water content of each filter cake obtained is different, unstable product quality
In actual production, owing to there is following difference: first, respectively organize filter plate-drying plate unit and itself exist for the error in size during fabrication, second, in compression repeatedly, pull open filter plate in process-drying plate unit and produce the miniature deformation of different directions gradually, 3rd, compaction process there is also the difference of pressure between each unit, these difference above-mentioned cause that thermal medium exists difference by the flow of each drying plate simultaneously, the dry heat energy of the unit provided is different, under same drying time, between different drying plates, the drying and dehydrating efficiency of filter cake is different, baking temperature between adjacent drying plate even occurs the obvious temperature difference of 30～40 DEG C！Such that make with the operation of pressure-filteration drying, the different cake moistures obtained are different, some cake moistures 0.08%, some cake moistures 0.5%, the dry end product properties heterogeneity after discharging, have impact on the stability of product quality；
2, owing to drying efficiency is unstable, dried powder can not directly as finished product outbound, having to after pressure-filteration drying operates separately increases by one product drying operation, waste time and energy, add production cost, be additionally, since the operation of increase, also easily cause contamination of products, the loss of dry products airborne dust and economic loss, have impact on production efficiency.
Utility model content
The problem that difference causes that each cake moisture is different, affects constant product quality is there is for solving each group filtration drying unit baking temperature in existing pressure-filteration drying dehydration equipment dry run, this utility model provides a kind of pressure-filteration drying dehydration equipment, while realizing suspension pressure-filteration drying, each filtration cakes torrefaction temperature difference is made to be maintained at less than 5 DEG C, the dry finished product water content obtained after drying is homogeneous, without extra finished product drying process, it is ensured that product quality, improve work efficiency.
This utility model is the technical scheme solving the employing of above-mentioned technical problem:
A kind of pressure-filteration drying dehydration equipment, mainly it is made up of frame and the filtration drying unit being arranged in frame, filtration drying unit is made up of the drying plate being arranged alternately and filter plate, the drying plate being arranged alternately and filter plate in working order under forced together by hold down gag, and it is fixed in frame, described drying plate is provided with hot media channel, it is characterized in that: on the pipeline that described hot media channel connects with thermal medium inlet tube, adjustment valve is set, drying plate or filter plate surface configuration at described filtration drying unit have temperature sensor, described temperature sensor is linkage structure with adjustment valve.
Described pressure-filteration drying dehydration equipment is additionally provided with Based Intelligent Control mechanism, described temperature sensor is connected with the signal input part of Based Intelligent Control mechanism, the signal output part of intelligent controller is connected with described adjustment valve, constitutes the automatic linkage structure regulated between valve and temperature sensor.
Described temperature sensor is thermocouple.
Described hot media channel is conduction oil passage.
The drying plate of described filtration drying unit is provided with the vacuum orifice connected with pumped vacuum systems.
The quantity of described filtration drying unit is 6～30 groups.
This utility model compared with prior art has the advantage that
This utility model adopts the adjustment valve of linkage structure and temperature sensor to be dried Operation control, by the detection of filtration cakes torrefaction temperature between drying plate each in dry run being adjusted the valve opening regulating valve, each filtration cakes torrefaction temperature difference can be made to be maintained at less than 5 DEG C, overcome and existing pressure-filteration drying dehydration equipment dry run is respectively organized filter plate-drying unit baking temperature there is difference and cause each cake moisture different, the problem affecting constant product quality, the dry finished product water content obtained after drying is homogeneous, without extra finished product drying process, ensure that product quality, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of this utility model embodiment 1；
Fig. 2 is the filtration drying unit partial structurtes schematic diagram of this utility model embodiment 1；
Fig. 3 is the filtration drying unit partial structurtes schematic diagram of this utility model embodiment 2.
Accompanying drawing labelling: 1, frame, 2, filtration drying unit；3, drying plate；4, hot media channel；5, vacuum orifice；6, filter plate；7, discharge outlet；8, handle；9, hold down gag；10, drawing device；11, valve is regulated；12, temperature sensor；13, Based Intelligent Control mechanism；14, thermal medium inlet tube.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is further elaborated.
Embodiment 1
As depicted in figs. 1 and 2,
A kind of pressure-filteration drying dehydration equipment, mainly it is made up of frame 1 and the filtration drying unit 2 being arranged in frame 1, filtration drying unit 2 is made up of the drying plate 3 being arranged alternately and filter plate 6, the drying plate 3 being arranged alternately and filter plate 6 in working order under forced together by hold down gag 9, and it is fixed in frame 1, described drying plate 3 is provided with hot media channel 4, the pipeline that hot media channel 4 connects with thermal medium inlet tube 14 is provided with adjustment valve 11, drying plate 3 surface configuration at filtration drying unit 2 has temperature sensor 12, temperature sensor 12 is linkage structure with adjustment valve 11；
When being embodied as, filter plate 6 can adopt and be not limited to various version of the prior art, in the present embodiment, filter plate 6 adopts the membrane filter plate being made up of gripper shoe, barrier film and filter cloth, barrier film is arranged on the gripper shoe surface relative to drying plate 3, and membrane surface is densely covered with projection, and filter cloth is arranged at membrane surface, space between filter cloth and drying plate 3 constitutes filter chamber, and filter chamber is in communication with the outside respectively through charging aperture (not shown) and discharge outlet 7；It will be appreciated by those skilled in the art that, when being embodied as, pressure-filteration drying dehydration equipment is installed and used in process, extraneous also supporting is provided with the feed entrance pipe connected with charging aperture and drain pipe that feed pump connects and other corresponding pipeline and valve with discharge outlet 7, repeats no more herein；
As shown in Figure 2, under duty, it is arranged at the temperature sensor 12 on drying plate 3 surface between drying plate 3 and filter plate 6, the concrete baking temperature of filter cake each in dry run can be detected, in the present embodiment, temperature sensor 12 adopt simply small and exquisite, change convenient thermocouple, and there is digital displaying function, it is simple to operator check at any time and record temperature information；Owing to being provided with adjustment valve 11 and temperature sensor 12 at the corresponding site often organizing filtration drying unit 2, and carry out combined operation, it is possible to realize the concrete baking temperature of each filter cake and the coordinated signals regulating valve valve opening in dry run；Specifically, the valve opening regulating valve 11 can control the turnover of thermal medium, thus regulating the thermal medium flow by drying plate 3, temperature sensor 12 can accurately record filter cake temperature in dry run in filtration drying unit, compared by the temperature averages of the temperature value information of one group of filtration drying unit temperature sensor 12 display with all groups of filtration drying unit, operator can carry out manually linkage and adjust the corresponding valve opening regulating valve 11, temperature is higher than the filtration drying unit of meansigma methods, reduce its valve opening regulating valve, otherwise, temperature is higher than the filtration drying unit of meansigma methods, strengthen its valve opening regulating valve 11, make under the thermal medium same time, each filter cake to be provided the same dry heat energy of unit, each group of filtration drying unit temperature sensor 12 is made to show close to identical temperature value information, each filtration cakes torrefaction temperature difference is maintained at less than 5 DEG C, thus realizing the drying and dehydrating efficiency that different 3 filter cakes of drying plate are almost identical, under same drying time, obtain the product that water content is homogeneous after drying；
In the present embodiment, filtration drying unit 2 is set to 23 groups, hot media channel 4 on drying plate 3 is conduction oil passage, drying plate 3 is additionally provided with vacuum orifice 5, vacuum orifice 5 one end is connected with pumped vacuum systems, the other end connects with the filter chamber of drying plate 3 both sides, to system evacuation to strengthen drying effect in pressure-filteration drying process；When being embodied as, being also provided with erosion shield on drying plate 3 surface, antiseized erosion shield is polytetrafluorethylecoatings coatings, polypropylene coating or epoxy coating, to avoid materials from bonding or corrosion drying plate 3, and can extend the service life of drying plate 3；
When being embodied as, each group of filtration drying unit 2 can be forced together by hold down gag 9, carries out pressure-filteration drying dehydrating operations, pulls open when discharging；Filtration drying unit 2 is provided with handle 8, when needing to change the filter cloth in certain group filtration drying unit 2, uses handle 8 to be extracted out by this filtration drying unit 2, in forced back after changing；
The present embodiment is additionally provided with drawing device 10, handle 8 is connected with drawing device 10, drawing device 10 can adopt and automatically pull open or manually pull open, drawing device 10 is the small rectangle metal derby being provided with movable pull hook that can move back and forth in the slideway in frame, when pulling open, drawing device 10 moves to corresponding filter plate 6 place, its pull hook slightly rotates to pull back after catching on handle 8 and unclamps to correct position, when discharging, handle 8 is pulled by drawing device 10, make filtration drying unit 2 separately, material after dehydrate drops in the receiving vat below filtration drying unit 2.
Embodiment 2
The agent structure of the pressure-filteration drying dehydration equipment of embodiment 2 is with embodiment 1, mainly it is made up of frame (not shown) and the filtration drying unit 2 being arranged in frame, it is additionally provided with Based Intelligent Control mechanism 13, as shown in Figure 3, filtration drying unit 2 is made up of the drying plate 3 being arranged alternately and filter plate 6, the drying plate 3 being arranged alternately and filter plate 6 in working order under forced together by hold down gag (not shown), and it is fixed in frame, described drying plate 3 is provided with hot media channel 4, the pipeline that hot media channel 4 connects with thermal medium inlet tube (not shown) is provided with adjustment valve 11, filter plate 6 surface configuration at filtration drying unit 2 has temperature sensor 12, temperature sensor 12 is connected with the signal input part of Based Intelligent Control mechanism 13, the signal output part of intelligent controller 13 is connected with regulating valve 11, constitute the automatic linkage structure regulated between valve 11 and temperature sensor 12；
When being embodied as, Based Intelligent Control mechanism 13 can be located in a switch board, it is simple to operating personnel operates control；In the present embodiment, filtration drying unit 2 is set to 21 groups, and the hot media channel 4 on drying plate 3 is conduction oil passage, and drying plate 3 is additionally provided with the vacuum orifice 5 being connected with pumped vacuum systems, in order to system evacuation in pressure-filteration drying process, strengthens drying effect；Filter plate 6 adopts the membrane filter plate being made up of gripper shoe, barrier film and filter cloth, barrier film is arranged on the gripper shoe surface relative to drying plate 3, membrane surface is densely covered with projection, filter cloth is arranged at membrane surface, space between filter cloth and drying plate 3 constitutes filter chamber, and filter chamber is in communication with the outside respectively through charging aperture (not shown) and discharge outlet 7；
Under duty, it is arranged at the temperature sensor 12 on filter plate 6 surface between filter plate 6 and drying plate 3, the concrete baking temperature of filter cake each in dry run can be detected in real time, and the adjustment computing and signal by Based Intelligent Control mechanism 13 controls to be adjusted the valve opening adjustment of valve 11, it is achieved automatic linkage controls；Specifically, in dry run, the temperature value accurately detected is inputted intelligent controller 13 by connecting circuit by each temperature sensor 12, intelligent controller 13 receives the detection temperature value that all temperature sensors 12 send, after regulating computing, send control signal, control corresponding adjustment valve 11 valve opening, reduce the temperature filtration drying unit respective valves aperture higher than meansigma methods, strengthen temperature sub-average filtration drying unit respective valves aperture, and then control the thermal medium flow by each drying plate 3, make under the thermal medium same time, each filter cake to be provided the same dry heat energy of unit, thus the temperature in dry run of the filter cake in each group of filtration drying unit 2 is controlled within the specific limits, entirety can make each filtration cakes torrefaction temperature difference be maintained at 0～2 DEG C, realize identical drying and dehydrating efficiency, obtain the dried powder product that water content is homogeneous.
In actual production, the filter pressing of pressure-filteration drying equipment of embodiment 2, vacuum drying, discharging and electric control system, all according to operating process through planning as a whole optimization, and can be automatically controlled by PLC, realizing automatically running, specifically used step is (for dry molybdenum bisuphide suspension):
1, filter pressing: filter plate 6 and drying plate 3 are formed filtration drying unit 2, is compressed by hold down gag；Being sent to by material in the filter chamber that filter cloth and drying plate 3 are constituted with feed pump, the drainage channel that filtrate is constituted from discharge outlet 7 connection is constantly discharged, and when filtering room pressure and reaching setting value such as 0.6MPa, filter chamber is filled up by filter cake, and feed pump stops charging；In filter chamber, pass into compression air, filter cake is carried out filter-press dehydration；
2, vacuum drying: pass into conduction oil in the hot media channel 4 on drying plate 3 and be heated, carries out the dry thermal dehydration of extruding again, and by vacuum orifice 5 to evacuation in filter chamber, accelerates dewatering speed；Meanwhile, the linkage structure regulated between valve 11 and temperature sensor 12 is automatically controlled by intelligent controller 13, and in maintenance dry run, each filtration cakes torrefaction temperature difference is below 5 DEG C；
3, discharging: open hold down gag 5, starts drawing device, the filter plate 6 in filtration drying unit 2, drying plate 3 is separated from each other, and filter cake automatically falls into receiving vat, collects dry products, packaging.
Facts have proved: adopt pressure-filteration drying dehydration equipment of the present utility model to dry molybdenum bisuphide suspension, molybdenum bisuphide powder body moisture content after pressure-filteration drying dehydration reaches 0.02～0.05%, each cake moisture difference is below 0.005%, water content is homogeneous, dry products steady quality, directly as finished product outbound, production efficiency can be improve.
Claims (6)
1. a pressure-filteration drying dehydration equipment, mainly it is made up of frame (1) and the filtration drying unit (2) being arranged in frame (1), filtration drying unit (2) is made up of the drying plate (3) being arranged alternately and filter plate (6), the drying plate (3) being arranged alternately and filter plate (6) in working order under forced together by hold down gag (9), and it is fixed in frame (1), described drying plate (3) is provided with hot media channel (4), it is characterized in that: adjustment valve (11) is set on the pipeline that described hot media channel (4) connects with thermal medium inlet tube (14), drying plate (3) or filter plate (6) surface configuration described filtration drying unit (2) have temperature sensor (12), described temperature sensor (12) is linkage structure with adjustment valve (11).
2. a kind of pressure-filteration drying dehydration equipment according to claim 1, it is characterized in that: described pressure-filteration drying dehydration equipment is additionally provided with Based Intelligent Control mechanism (13), described temperature sensor (12) is connected with the signal input part of Based Intelligent Control mechanism (13), the signal output part of Based Intelligent Control mechanism (13) is connected with described adjustment valve (11), constitutes the automatic linkage structure regulated between valve (11) and temperature sensor (12).
3. a kind of pressure-filteration drying dehydration equipment according to claim 1, it is characterised in that: described temperature sensor (12) is thermocouple.
4. a kind of pressure-filteration drying dehydration equipment according to claim 1, it is characterised in that: described hot media channel (4) is conduction oil passage.
5. a kind of pressure-filteration drying dehydration equipment according to claim 1, it is characterised in that: the drying plate (3) of described filtration drying unit (2) is provided with the vacuum orifice (5) connected with pumped vacuum systems.
6. a kind of pressure-filteration drying dehydration equipment according to claim 1, it is characterised in that: the quantity of described filtration drying unit is 6～30 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032361.0U CN205340252U (en) | 2015-12-14 | 2015-12-14 | Dry dewatering equipment of filter -pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032361.0U CN205340252U (en) | 2015-12-14 | 2015-12-14 | Dry dewatering equipment of filter -pressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205340252U true CN205340252U (en) | 2016-06-29 |
Family
ID=56153167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521032361.0U Expired - Fee Related CN205340252U (en) | 2015-12-14 | 2015-12-14 | Dry dewatering equipment of filter -pressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205340252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152852A (en) * | 2016-08-15 | 2016-11-23 | 北京中水长固液分离技术有限公司 | Take off liquid heat conduction utricule, molectron and apply the de-liquid heat-transfer device of this molectron |
-
2015
- 2015-12-14 CN CN201521032361.0U patent/CN205340252U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152852A (en) * | 2016-08-15 | 2016-11-23 | 北京中水长固液分离技术有限公司 | Take off liquid heat conduction utricule, molectron and apply the de-liquid heat-transfer device of this molectron |
| CN106152852B (en) * | 2016-08-15 | 2020-01-17 | 北京中水长固液分离技术有限公司 | Liquid-removing heat-conducting capsule assembly and liquid-removing heat-conducting device using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100352534C (en) | Vacuum belt type filter and dehydration machine | |
| CN204502504U (en) | Heat drying diaphragm filter press | |
| CN205340252U (en) | Dry dewatering equipment of filter -pressing | |
| CN105727608A (en) | Intelligent full-hydraulic deep dehydration automatic filter press | |
| CN112057942A (en) | Cross-flow type ceramic membrane filter in petrochemical field | |
| CN105964026B (en) | A kind of high-efficiency dehydration chamber-type press filter | |
| CN112675582A (en) | Filter press dehydration system and dehydration method | |
| CN209926730U (en) | Control system of drying machine and vacuum drying machine | |
| CN109432855B (en) | Vacuum suction filter | |
| CN204841076U (en) | Automatic washing formula annulus pulse filter pressing device | |
| CN203634916U (en) | Automatic filter capable of controlling slurry concentration | |
| CN103785211B (en) | Automatic filter capable of controlling slurry density and application method thereof | |
| CN212523164U (en) | Wind-assisted cake discharging device of automatic diaphragm filter press and corresponding wind-assisted cake discharging type pulling plate mechanism | |
| CN201643849U (en) | Coal drying, wet washing and condensation integral equipment | |
| CN104208936A (en) | High speed air flow dehydration method and device | |
| CN205340281U (en) | Quick cleaning device of vacuum drying machine filter screen and filter equipment | |
| CN212789922U (en) | Program-controlled diaphragm filter press | |
| CN205467182U (en) | Dry type calibrating die frequency conversion vacuum economizer system is extruded to plastic material | |
| CN205252631U (en) | Plate filtration system | |
| WO2019038469A1 (en) | A method for operating a filter press and a filter press | |
| CN214050580U (en) | Pressure filter dewatering system | |
| CN204121845U (en) | A kind of high velocity air dewater unit | |
| CN106334358A (en) | Vacuum low-temperature drying dehydration filter plate | |
| CN211050982U (en) | Closed waste gas treatment system of plate-and-frame filter pressing workshop in dispersant MF production | |
| US3727762A (en) | Filter press for continuous filtration under pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |