CN110025996A - A kind of plate and frame type filter-press that filters pressing effect is good - Google Patents
A kind of plate and frame type filter-press that filters pressing effect is good Download PDFInfo
- Publication number
- CN110025996A CN110025996A CN201910397726.6A CN201910397726A CN110025996A CN 110025996 A CN110025996 A CN 110025996A CN 201910397726 A CN201910397726 A CN 201910397726A CN 110025996 A CN110025996 A CN 110025996A
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- China
- Prior art keywords
- plate
- filter
- feed
- air inlet
- inlet pipe
- 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.)
- Pending
Links
- 238000003825 pressing Methods 0.000 title claims abstract description 39
- 230000000694 effects Effects 0.000 title claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 60
- 238000001914 filtration Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000010586 diagram Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance 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
- B01D25/21—Plate and frame presses
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention discloses a kind of plate and frame type filter-press that filters pressing effect is good, the filter plate including guide rail, fixed plate, movable pressing board, hydraulic cylinder, feed opening and three or three or more；Feed opening, filtering surface and water outlet are formed on filter plate, two adjacent filter plates surround a filter chamber, and water outlet is arranged on the downside of filter plate and is connected to filter chamber, and the material passing passage passed through for mud is collectively formed in the feed opening of all filter plates；The connecting tube being connected to material passing passage is provided in fixed plate, connecting tube has feed-inputing branched pipe by flanged joint, is provided with material inlet valve on feed-inputing branched pipe；It is formed with relief pipeline on feed-inputing branched pipe, pressure relief valve is provided on relief pipeline, relief pipeline is connected on the feed-inputing branched pipe between connecting tube and material inlet valve；It is formed with the first air inlet pipe on movable pressing board, the first valve is provided in the first air inlet pipe, the first air inlet pipe is connected to material passing passage.The present invention has the characteristics that further to reduce moisture content of the cake after mud cake is formed.
Description
Technical field
The present invention relates to filter press fields, and in particular to be a kind of plate and frame type filter-press that filters pressing effect is good.
Background technique
Filter press is a kind of equipment for being separated by solid-liquid separation material by pressure filtration, be widely used in food, chemical industry,
The industries such as environmental protection and sewage treatment have unique superiority especially for the separation for gluing thin object.For example, for producing porcelain
The pug of brick, needs by dehydration, and volume is reduced 60% or more, can significantly reduce Enterprise Transportation cost.Existing pressure
Treated that moisture content of the cake is still excessively high for filter, can not further decrease the moisture content of mud cake.
Vacuum suction filter is also known as vacuum filter, is to realize the equipment being separated by solid-liquid separation using negative pressure of vacuum for motive force.
The side of material is that the normal barometric pressure other side is negative pressure, and under the promotion of pressure difference, the moisture in material is brought away from, to reach
The effect of separation of solid and liquid.
In view of this, the applicant furthers investigate in view of the above-mentioned drawbacks in the prior art, there is this case generation then.
Summary of the invention
The main purpose of the present invention is to provide a kind of plate and frame type filter-presses that filters pressing effect is good, have and are formed in mud cake
The characteristics of further reducing moisture content of the cake afterwards.
In order to achieve the above objectives, solution of the invention is:
A kind of plate and frame type filter-press that filters pressing effect is good, wherein including guide rail, fixed plate, movable pressing board, hydraulic cylinder, into
Expect that the filter plate of hole and three or three or more, the guide rail are arranged in the fixed plate two sides, the movable pressing board and several institutes
It states filter plate to be placed on the guide rail and slide along the guide rail, connect on the piston rod of the hydraulic cylinder with the movable pressing board
It connects, several described filter plates are arranged between the movable pressing board and the fixed plate；
Feed opening, filtering surface and water outlet, two opposite filters of two adjacent filter plates are formed on the filter plate
Face surrounds a filter chamber, and the water outlet is arranged on the downside of the filter plate and is connected to the filter chamber, the institute of all filter plates
It states feed opening and the material passing passage passed through for mud is collectively formed；The company being connected to the material passing passage is provided in the fixed plate
Adapter tube, the connecting tube have feed-inputing branched pipe by flanged joint, are provided with material inlet valve on the feed-inputing branched pipe；
It is formed with relief pipeline on the feed-inputing branched pipe, pressure relief valve, the relief tube are provided on the relief pipeline
Road is connected on the feed-inputing branched pipe between the connecting tube and material inlet valve；The first air inlet pipe is formed on the movable pressing board,
The first valve is provided in first air inlet pipe, first air inlet pipe is connected to the material passing passage.
Further, it is formed with the second air inlet pipe in the connecting tube, is provided with the second valve in first air inlet pipe.
Further, it is formed with inlet channel inside at least one filter plate in three or three filter plates described above, it is described
Filter plate side is formed with the third air inlet pipe being connected with the inlet channel, is provided with third valve in the third air inlet pipe
Door, the inlet channel are connected far from one end of the third air inlet pipe with the feed opening.
Further, the inlet channel is provided with check valve in the side of the feed opening.
Further, the plate and frame type filter-press further includes the charging supervisor for conveying mud and feed pump, the charging
Pump is connected with charging supervisor, and the charging supervisor is connected with several feed-inputing branched pipes.
Further, the filter plate is round filter plate or rectangular filter plate；The feed opening be located at the filtering surface center or
Higher than the center of the filtering surface.
Further, the filter plate two sides are provided with otic placode, are provided with idler wheel on the otic placode.
After adopting the above structure, a kind of plate and frame type filter-press that filters pressing effect is good of the present invention after mud cake is formed, closes
Close material inlet valve；Pressure relief valve is opened, the mud high pressure in the material passing passage material passing passage and the connecting tube is passed through into institute
It states pressure relief valve and carries out pressure release；The first valve is then turned on, pressure-air enters to the punishment in advance by first air inlet pipe
In channel, the mud in material passing passage continues to be discharged from the pressure relief valve under air pressure effect.It is then switched off relief valve
Door, continues through first air inlet pipe and is passed through pressure-air in the material passing passage material passing passage.
Pressure-air in the material passing passage material passing passage makes in the material passing passage material passing passage for hyperbar, plate
The frame filter press external world is normal atmosphere (An), to form inside and outside pressure difference；Pressure-air is from the material passing passage material passing passage
It is discharged from the water outlet again across mud cake, pressure-air takes away the moisture on mud cake during flowing, to reduce
The moisture content of mud cake.
First air inlet pipe is arranged far from the movable pressing board of the relief pipeline, is entered from first air inlet pipe
Pressure-air mud remaining after pressure release in the material passing passage material passing passage can be discharged, avoid the mud shadow remained on
Ring the effect that pressure-air takes away mud cake；After continuing through pressure-air, pressure-air can pass through the material passing passage punishment in advance
On mud cake in channel transfer to each filter chamber, without the first air inlet pipe is separately provided to each sheet frame, significantly
Complex degree of structure is reduced, equipment cost is low and easy to maintain.
Detailed description of the invention
Fig. 1 is that the present invention relates to a kind of overall structure diagrams of plate and frame type filter-press that filters pressing effect is good.
Fig. 2 is the overall structure diagram that the present invention is provided with the second air inlet pipe and third air inlet pipe.
Fig. 3 is the positive structure schematic of the round filter plate with inlet channel.
Fig. 4 is the schematic diagram of the section structure of the filter plate with inlet channel.
Fig. 5 is the structural schematic diagram of the plate and frame type filter-press with two third air inlet pipe.
Fig. 6 uses structural schematic diagram for filter plate.
Fig. 7 is the mounting structure schematic diagram of charging supervisor and feed-inputing branched pipe.
Fig. 8 is the structural schematic diagram of the rectangular filter plate at the center that feed opening is higher than the filtering surface.
In figure: guide rail 11；Fixed plate 12；Connecting tube 121；Movable pressing board 13；Hydraulic cylinder 14；Filter plate 2；Feed opening 21；It crosses
Expect channel 211；Filtering surface 22；Filter chamber 221；Water outlet 23；Feed-inputing branched pipe 3；Material inlet valve 31；Relief pipeline 32；Pressure relief valve
33；First air inlet pipe 4；Second air inlet pipe 5；Third air inlet pipe 6；Inlet channel 61；Check valve 62；Charging supervisor 7；Feed pump
71；Otic placode 8；Idler wheel 81.
Specific embodiment
In order to further explain the technical solution of the present invention, being explained in detail below by specific embodiment the present invention
It states.
It as shown in Figures 1 to 8, is a kind of plate and frame type filter-press that filters pressing effect is good of the present invention, including guide rail
11, the filter plate 2 of fixed plate 12, movable pressing board 13, hydraulic cylinder 14, feed opening 21 and three or three or more, the guide rail 11 are set
It sets in 12 two sides of fixed plate, the movable pressing board 13 and several filter plates 2 are placed on the guide rail 11 and along institute
The sliding of guide rail 11 is stated, is connect on the piston rod of the hydraulic cylinder 14 with the movable pressing board 13, several described settings of filter plate 2 exist
Between the movable pressing board 13 and the fixed plate 12；The movable pressing board 13 is pressed on the filter plate 2 by the hydraulic cylinder 14
On, the movable pressing board 13 mutually compresses fixed plate 12 and all filter plates 2, and filter cloth (not shown) is compressed to be formed
Filter structure.
Feed opening 21, filtering surface 22 and water outlet 23 are formed on the filter plate 2,2 institute of filter plate of adjacent two is opposite
Two filtering surfaces 22 surround a filter chamber 221, the setting of water outlet 23 2 downside of filter plate and with the filter chamber
The material passing passage 211 passed through for mud is collectively formed in 221 connections, the feed opening 21 of all filter plates 2；In the fixed plate 12
It is provided with the connecting tube 121 being connected to the material passing passage 211, the connecting tube 121 has feed-inputing branched pipe 3 by flanged joint,
Material inlet valve 31 is provided on the feed-inputing branched pipe 3.
It is formed with relief pipeline 32 on the feed-inputing branched pipe 3, pressure relief valve 33 is provided on the relief pipeline 32, it is described
Relief pipeline 32 is connected on the feed-inputing branched pipe 3 between the connecting tube 121 and material inlet valve 31；Shape on the movable pressing board 13
At there is the first air inlet pipe 4, be provided with the first valve (not shown) in first air inlet pipe 4, first air inlet pipe 4 with
The material passing passage 211 is connected to.
In this way, a kind of plate and frame type filter-press that filters pressing effect is good of the present invention, after mud cake is formed, closes material inlet valve
31；Pressure relief valve 31 is opened, the mud high pressure in the material passing passage 211 and the connecting tube 121 is passed through into the relief valve
Door 31 carries out pressure release；The first valve is then turned on, pressure-air enters to the material passing passage by first air inlet pipe 4
In 211, the mud in material passing passage 211 continues to be discharged from the pressure relief valve 31 under air pressure effect.It is then switched off and lets out
Pressure valve 31 continues through first air inlet pipe 4 and is passed through pressure-air in the material passing passage 211.
Pressure-air in the material passing passage 211 makes in the material passing passage 211 for hyperbar, plate and frame type filter-press
The external world is normal atmosphere (An), to form inside and outside pressure difference；Pressure-air passes through mud cake (in figure not from the material passing passage 211
Show) it is discharged from the water outlet 23 again, pressure-air takes away the moisture on mud cake during flowing, to reduce mud
The moisture content of cake.
First air inlet pipe 4 is arranged far from the movable pressing board 13 of the relief pipeline 32, from first air inlet
Mud remaining after pressure release in the material passing passage 211 can be discharged for the pressure-air that pipe 4 enters, and avoid the mud remained on
Influence the effect that pressure-air takes away mud cake；After continuing through pressure-air, pressure-air can pass through the material passing passage 211
It is transmitted on the mud cake in each filter chamber 221, without the first air inlet pipe 4 is separately provided to each filter plate 2, significantly
Complex degree of structure is reduced, equipment cost is low and easy to maintain.
Preferably, it is formed with the second air inlet pipe 5 in the connecting tube 121, is provided with the second valve in first air inlet pipe 4
Door (not shown).Mud in the material passing passage 211 is being discharged from the pressure relief valve 33 and is closing the pressure release
After valve 33, the second valve is opened, so that first air inlet pipe 4 and second air inlet pipe 5 are simultaneously to the material passing passage
Gas supply in 211.By the way that second air inlet pipe 5 is arranged, it is insufficient to avoid the mud cake pressure-air far from first air inlet pipe 4
The problem of, pressure-air is passed through by first air inlet pipe 4 and second air inlet pipe 5, ensure that far from described first into
The removal effect of the mud cake moisture of tracheae 4.
Preferably, it is formed with inlet channel 61 inside at least one filter plate 2 in three or three filter plates 2 described above,
2 side of filter plate is formed with the third air inlet pipe 6 being connected with the inlet channel 61, is arranged in the third air inlet pipe 6
There are third valve (not shown), the one end of the inlet channel 61 far from the third air inlet pipe 6 and the feed opening 21
It is connected.By the way that third air inlet pipe 6 is arranged, make it possible to be passed through the middle part of the material passing passage 211 pressure-air, described the
Three air inlet pipe 6 cooperate with first air inlet pipe 4, realize by the mud in the material passing passage 211 from the pressure relief valve
It is discharged and mud cake is further removed water jointly after closing the pressure relief valve 33.
2 two sides of filter plate positioned at middle part are adjacent filter plate 2, and the side of filter plate 2 is arranged in the third air inlet pipe 6,
The material passing passage 211 is connected by the inside that the filter plate 2 is arranged in the inlet channel 61 with the third air inlet pipe 6.
Further, due to needing that inlet channel 61 is arranged inside filter plate 2, the thickness of the filter plate 2 with inlet channel 61 is greater than
Filter plate 2 without inlet channel 61.
Preferably, the inlet channel 61 is provided with check valve 62 in the side of the feed opening 21.Pass through setting
Check valve 62 plays the role of avoiding the mud in material passing passage 211 to enter in the inlet channel 61.When pressure-air from
After 6 side of third air inlet pipe enters to the inlet channel 61, pressure-air opens check valve 62, and it is defeated that pressure-air can be realized
It send to the material passing passage 211, being attached to check valve 62 also can be high close to the remaining mud in 211 side of material passing passage
Pressure air is blowed to material passing passage 211.
Preferably, it can be provided with first air inlet pipe 4, the second air inlet pipe 5 and third air inlet pipe 6 simultaneously, so that institute
The pressure-air distribution stated inside material passing passage 211 is more uniform, guarantees water removal effect.
Preferably, as shown in fig. 7, the plate and frame type filter-press further includes being responsible for 7 and charging for conveying the charging of mud
Pump 71, the feed pump 71 are connect with charging supervisor 7, and the charging supervisor 7 is connected with several feed-inputing branched pipes 3.It passes
The plate and frame type filter-press of system is only to need to open feed pump 71 in mud feeding, and in mud cake cleaning, feed pump 71 is in idle
State, service efficiency are low.It is connect by setting charging supervisor 7 with multiple feed-inputing branched pipes 3, enables a feed pump 71 right
Multiple feed-inputing branched pipes 3 are fed, and the utilization rate of feed pump 71 is increased, and are saved the acquisition cost of feed pump 71, are also lowered
Working service cost.
Preferably, the filter plate 2 is round filter plate 2 or rectangular filter plate 2；The feed opening 21 is located in the filtering surface 22
The heart or center higher than the filtering surface 22.Since the water outlet 23 is located at the downside of the filter plate 2, the feed opening 21 is high
In the center of the filtering surface 22, pressure-air is enabled preferably to flow through mud cake, increases the effect for reducing moisture content of the cake.
Preferably, as shown in figure 3, the quantity of the inlet channel 61 is two.Further, two air inlets are logical
Road 61 is symmetrical arranged with the plane of symmetry of the filter plate 21.Described enter to can be increased by the way that two inlet channels 61 are arranged
The amount of pressure-air in feed opening 21 improves the water removal effect of mud cake.
Preferably, 2 two sides of filter plate are provided with otic placode 8, are provided with idler wheel 81 on the otic placode 8.The filter plate 2 is logical
It crosses the idler wheel 81 and rolls sliding to realize the filter plate 2 on the guide rail 11, the idler wheel 81 can substantially reduce institute
State the resistance of the sliding of filter plate 2.
Above-described embodiment and schema and non-limiting product form and style of the invention, any technical field it is common
The appropriate changes or modifications that technical staff does it all should be regarded as not departing from patent category of the invention.
Claims (7)
1. a kind of plate and frame type filter-press that filters pressing effect is good, which is characterized in that including guide rail, fixed plate, movable pressing board, hydraulic
The filter plate of cylinder, feed opening and three or three or more, the guide rail setting in the fixed plate two sides, if the movable pressing board and
It does the filter plate to be placed on the guide rail and slide along the guide rail, be pressed on the piston rod of the hydraulic cylinder with the activity
Plate connection, several described filter plates are arranged between the movable pressing board and the fixed plate；
Feed opening, filtering surface and water outlet are formed on the filter plate, two opposite filtering surfaces of two adjacent filter plates enclose
At a filter chamber, the water outlet is arranged on the downside of the filter plate and is connected to the filter chamber, all filter plates it is described into
The material passing passage passed through for mud is collectively formed in material hole；The connection being connected to the material passing passage is provided in the fixed plate
Pipe, the connecting tube have feed-inputing branched pipe by flanged joint, are provided with material inlet valve on the feed-inputing branched pipe；
It is formed with relief pipeline on the feed-inputing branched pipe, pressure relief valve is provided on the relief pipeline, the relief pipeline connects
It connects on the feed-inputing branched pipe between the connecting tube and material inlet valve；The first air inlet pipe is formed on the movable pressing board, it is described
The first valve is provided in first air inlet pipe, first air inlet pipe is connected to the material passing passage.
2. a kind of plate and frame type filter-press that filters pressing effect is good as described in claim 1, which is characterized in that shape in the connecting tube
At there is the second air inlet pipe, the second valve is provided in first air inlet pipe.
3. a kind of plate and frame type filter-press that filters pressing effect is good as described in claim 1, which is characterized in that three or three or more
Inlet channel is formed in the filter plate inside at least one filter plate, the filter plate side is formed with and the inlet channel phase
The third air inlet pipe of connection is provided with third valve in the third air inlet pipe, and the inlet channel is far from the third air inlet
One end of pipe is connected with the feed opening.
4. a kind of plate and frame type filter-press that filters pressing effect is good as claimed in claim 3, which is characterized in that the inlet channel leans on
Check valve is provided in the side of the nearly feed opening.
5. a kind of plate and frame type filter-press that filters pressing effect is good as described in claim 1, which is characterized in that the plate and frame filters pressing
Machine further includes the charging supervisor and feed pump for conveying mud, and the feed pump and charging supervisor connect, the charging
Supervisor is connected with several feed-inputing branched pipes.
6. a kind of plate and frame type filter-press that filters pressing effect is good as described in claim 1, which is characterized in that the filter plate is circle
Filter plate or rectangular filter plate；The feed opening is located at the center of the filtering surface or the center higher than the filtering surface.
7. a kind of plate and frame type filter-press that filters pressing effect is good as described in claim 1, which is characterized in that the filter plate two sides are equal
It is provided with otic placode, is provided with idler wheel on the otic placode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397726.6A CN110025996A (en) | 2019-05-14 | 2019-05-14 | A kind of plate and frame type filter-press that filters pressing effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910397726.6A CN110025996A (en) | 2019-05-14 | 2019-05-14 | A kind of plate and frame type filter-press that filters pressing effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110025996A true CN110025996A (en) | 2019-07-19 |
Family
ID=67242060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910397726.6A Pending CN110025996A (en) | 2019-05-14 | 2019-05-14 | A kind of plate and frame type filter-press that filters pressing effect is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110025996A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230708A (en) * | 2021-06-02 | 2021-08-10 | 纪礽辉 | Improved filter plate of filter press, filter press and working method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230708A (en) * | 2021-06-02 | 2021-08-10 | 纪礽辉 | Improved filter plate of filter press, filter press and working method |
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