CN115445304A - High-purity magnesium oxide production is with electric pressure release all-in-one of straining - Google Patents
High-purity magnesium oxide production is with electric pressure release all-in-one of straining Download PDFInfo
- Publication number
- CN115445304A CN115445304A CN202210902822.3A CN202210902822A CN115445304A CN 115445304 A CN115445304 A CN 115445304A CN 202210902822 A CN202210902822 A CN 202210902822A CN 115445304 A CN115445304 A CN 115445304A
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- Prior art keywords
- filter
- sealing ring
- magnesium oxide
- frames
- main body
- Prior art date
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- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 21
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 21
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 230000009467 reduction Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000011085 pressure filtration Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 239000002002 slurry Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- -1 chlorine ions Chemical class 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/06—Filters making use of electricity or magnetism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to an electric pressure reduction and filtration integrated machine for producing high-purity magnesium oxide, which comprises a filter press main body, wherein a plurality of filter frames are arranged on the filter press main body in a sliding manner, filter screens are arranged in the filter frames, and electrodes are arranged at the tops of the filter frames; the filter press main body is provided with a liquid inlet pipe and a liquid outlet pipe, and the filter frame is provided with a liquid inlet and a liquid outlet; the liquid inlet is connected with the liquid inlet pipe through a deformable pipe, and the liquid outlet is connected with the liquid outlet pipe through a deformable pipe; a first sealing ring and a second sealing ring are arranged between two adjacent filtering frames, the first sealing ring is connected with one filtering frame, and the second sealing ring is connected with the other filtering frame; a pressing device is arranged on the main body of the filter press close to one side; in a plurality of filter frames, a plurality of filter frame groups are formed in sequence by approaching the lateral other side of the pressing device, each filter frame group is formed by two adjacent filter frames, in each filter frame group, the liquid outlet is positioned on the inner side of the filter screen, and the liquid inlet is positioned on the outer side of the filter screen. The integrated machine reduces the moisture contained in the sheet structure.
Description
Technical Field
The invention relates to the technical field of magnesium oxide processing equipment, in particular to a voltage-reducing and filtering integrated machine for producing high-purity magnesium oxide.
Background
The existing electrolytic filter pressing integrated machine is designed to obtain magnesium oxide with higher purity by pumping slurry to be filtered through a filter screen by a pump, wherein solid matters are blocked at one side of the filter screen, liquid is discharged from the other side of the filter screen, and the solid matters are accumulated at one side of the filter screen to form a sheet structure, so that the following defects exist in the mode:
1. the sheet-like structure contains relatively high moisture;
2. the sheet structure is easy to be attached to the filter screen and is not easy to fall off.
Disclosure of Invention
In view of the above problems in the prior art, the present invention provides an integrated electrical pressure and pressure filtration machine for producing high purity magnesium oxide, which solves at least one of the above problems.
In order to achieve the above object, the present invention provides the following technical solutions:
the electric pressure reduction and filtration integrated machine for producing the high-purity magnesium oxide comprises a filter press main body, wherein a plurality of filter frames are arranged on the filter press main body in a sliding manner, filter screens are arranged in the filter frames, and electrodes are arranged at the tops of the filter frames; the filter press main body is provided with a liquid inlet pipe and a liquid outlet pipe, and the filter frame is provided with a liquid inlet and a liquid outlet; the liquid inlet is connected with the liquid inlet pipe through a deformable pipe, and the liquid outlet is connected with the liquid outlet pipe through a deformable pipe; a first sealing ring and a second sealing ring are arranged between two adjacent filtering frames, the first sealing ring is connected with one filtering frame, and the second sealing ring is connected with the other filtering frame; a pressing device is arranged on the position, close to one side, of the filter press main body and can extrude a plurality of filter frames into a whole, so that the adjacent first sealing ring and the second sealing ring are tightly attached and deform; in a plurality of filter frames, form a plurality of filter frame groups in proper order by a side to the opposite side that is close to closing device, every filter frame group is two adjacent filter frame formation, and in every filter frame group, the liquid outlet is located the inboard of filter screen, the liquid inlet is located the outside of filter screen.
Preferably, the liquid inlet pipe is provided with a first valve.
Preferably, the first valve is a solenoid valve.
Preferably, the pressing device comprises a hydraulic cylinder and a push plate, the push plate is connected with the filter press main body in a sliding mode, a mounting plate is fixed on the filter press main body, the hydraulic cylinder is fixed on the mounting plate, and the push plate is connected with a power output end of the hydraulic cylinder.
Preferably, the deformable tube is a hose or a bellows.
Preferably, the first sealing ring is made of rubber or silica gel.
Preferably, a second valve is arranged on the liquid outlet pipe.
Preferably, the second valve is a solenoid valve.
When the electrolytic filter pressing integrated machine for producing high-purity magnesium oxide is used, a plurality of filter frames are extruded into a whole through the pressing device, so that the adjacent first sealing ring and the second sealing ring are tightly attached; then, slurry is provided for the filtering frame group through a liquid inlet pipe; and after solids in the slurry are accumulated on the inner side of the filter screen in the filter frame group, stopping providing the slurry into the filter frame group, extruding the plurality of filter frames again through the pressing device, enabling the first sealing ring and the second sealing ring to deform and further cling to each other, and finally enabling the pressing device to return to the original position. In the using process, the water in the sheet structure is extruded more easily through the extrusion of the pressing device, so that the water contained in the sheet structure is reduced; in addition, in the process that the pressing device returns to the original position, the first sealing ring and the second sealing ring restore to the original shapes to form negative pressure suction on the sheet structure, so that the sheet structure is conveniently separated from the filter screen, and the filter screen is easy to fall off.
Drawings
FIG. 1 is a schematic structural diagram of an integrated electrical pressure and filtration machine for producing high-purity magnesium oxide according to the present invention;
FIG. 2 is a schematic view showing the internal structure of the filtration block group of the present invention;
in the drawings, the reference numbers:
1. a filter press main body; 2. a filter frame; 2-2, electrode 2-1; 3. a filter screen; 4. a liquid inlet pipe; 5. a liquid outlet pipe; 6. a liquid inlet; 7. a liquid outlet; 8. a first seal ring; 9. a second seal ring; 10. a first valve; 11. a hydraulic cylinder; 12. pushing the plate; 13. mounting a plate; 14. a second valve 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In an embodiment, referring to fig. 1 and fig. 2, the invention provides an electric pressure reduction and filtration integrated machine for producing high-purity magnesium oxide, which comprises a filter press main body 1, wherein a plurality of filter frames 2 are arranged on the filter press main body in a sliding manner, filter screens 3 are arranged in the filter frames, and electrodes 2-1 are arranged at the tops of the filter frames; a liquid inlet pipe 4 and a liquid outlet pipe 5 are arranged on the filter press main body, and a liquid inlet 6 and a liquid outlet 7 are arranged on the filter frame; the liquid inlet is connected with the liquid inlet pipe through a deformable pipe, and the liquid outlet is connected with the liquid outlet pipe through a deformable pipe; a first sealing ring 8 and a second sealing ring 9 are arranged between two adjacent filtering frames, the first sealing ring and the second sealing ring can be made of elastic materials such as rubber or silica gel, the first sealing ring is connected with one filtering frame, and the second sealing ring is connected with the other filtering frame; a pressing device is arranged on the filter press main body and close to one side of the filter press main body, the pressing device comprises a hydraulic cylinder 11 and a push plate 12, the push plate is connected with the filter press main body in a sliding mode, a mounting plate 13 is fixed on the filter press main body, the hydraulic cylinder is fixed on the mounting plate, and the push plate is connected with a power output end of the hydraulic cylinder; in a plurality of filter frames, form a plurality of filter frame groups in proper order by a side to the opposite side that is close to closing device, every filter frame group is two adjacent filter frames and forms, and in every filter frame group, the liquid outlet is located the inboard of filter screen, the inlet is located the outside of filter screen, wherein, the inboard of this place filter screen filters the position between two filter screens in the frame group promptly.
When the electrolytic filter pressing integrated machine for producing high-purity magnesium oxide is used, the hydraulic cylinder drives the push plate to extrude a plurality of filter frames into a whole so that the adjacent first sealing ring and the second sealing ring are tightly attached; then slurry is provided into the filtering frame group through the liquid inlet pipe; after solids in the slurry are accumulated on the inner side of the filter screen in the filter frame group, the slurry is stopped being provided for the filter frame group, the hydraulic cylinder drives the push plate to extrude the plurality of filter frames again, the first sealing ring and the second sealing ring are deformed and further attached tightly, and finally the hydraulic cylinder drives the push plate to return to the original position. During use, the water in the sheet structure is extruded more easily through the extrusion of the push plate, so that the water contained in the sheet structure is reduced; in addition, in the process that the push plate retreats to the original position, the first sealing ring and the second sealing ring restore to the original shape to form negative pressure attraction to the sheet structure, so that the sheet structure is conveniently separated from the filter screen, and the filter screen is easy to fall off.
In the using process, the electrodes of the two filter frames in the filter frame group can be respectively connected with the positive electrode and the negative electrode of direct current, so that the filter frames and the filter screen are electrified, and then the chlorine ions are removed from the internal slurry through electrolysis, and the purity of magnesium oxide is improved, which is well known by the skilled person and is not described herein again.
During actual manufacturing, the top surfaces and the side surfaces of two adjacent first sealing rings and second sealing rings can be connected into a whole; the pressing device may also use other existing structures as long as it can extrude a plurality of filter frames into a whole, so that the adjacent first sealing ring and the second sealing ring are attached and deformed, and this is not limited specifically here.
In one embodiment, the liquid inlet pipe is provided with a first valve 10; the first valve is preferably a solenoid valve. Therefore, when the push plate is pushed leftwards, the first valve can be closed, the slurry is ensured to be filtered by the filter screen, and the extruded water is prevented from flowing backwards; the drain pipe can also be provided with a second valve 14, the second valve is preferably an electromagnetic valve, so that the second valve can be closed firstly when the push plate returns, negative pressure is formed in the filter frame when the first sealing ring and the second sealing ring restore to the original shape so as to adsorb moisture in the sheet structure, then the second valve is opened after the push plate is pushed by the hydraulic cylinder to extrude the filter frame, the push plate returns to the original position, and the moisture contained in the sheet structure is relatively lower.
In actual manufacturing, the liquid inlet pipe can be connected with the pump so as to be convenient to use directly.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
It should be readily understood that "over 8230" \8230on "," over 82308230; "over 8230;" and "over 8230; \8230; over" in the present disclosure should be interpreted in the broadest manner such that "over 8230;" over 8230 ";" not only means "directly over something", but also includes the meaning of "over something" with intervening features or layers therebetween, and "over 8230;" over 8230 ";" or "over 8230, and" over "not only includes the meaning of" over "or" over "but also may include the meaning of" over "or" over "with no intervening features or layers therebetween (i.e., directly over something).
Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The electric pressure reduction and filtration integrated machine for producing the high-purity magnesium oxide comprises a filter press main body (1), wherein a plurality of filter frames (2) are arranged on the filter press main body in a sliding manner, filter screens (3) are arranged in the filter frames, and electrodes (2-1) are arranged at the tops of the filter frames;
a liquid inlet pipe (4) and a liquid outlet pipe (5) are arranged on the filter press main body, and a liquid inlet (6) and a liquid outlet (7) are arranged on the filter frame; the liquid inlet is connected with the liquid inlet pipe through a deformable pipe, and the liquid outlet is connected with the liquid outlet pipe through a deformable pipe; it is characterized in that the preparation method is characterized in that,
a first sealing ring (8) and a second sealing ring (9) are arranged between two adjacent filtering frames, the first sealing ring is connected with one filtering frame, and the second sealing ring is connected with the other filtering frame;
a pressing device is arranged on the position, close to one side, of the filter press main body and can extrude a plurality of filter frames into a whole, so that the adjacent first sealing ring and the second sealing ring are tightly attached and deform;
in a plurality of filter frame, form a plurality of filter frame groups in proper order by a side that is close to closing device to the opposite side, every filters frame group and forms for two adjacent filter frames, in every filter frame group, the liquid outlet is located the inboard of filter screen, the inlet is located the outside of filter screen.
2. The integrated machine for pressure and pressure release and filtration in production of high-purity magnesium oxide according to claim 1, wherein the liquid inlet pipe is provided with a first valve (10).
3. The integrated machine for pressure and pressure release and filtration in production of high-purity magnesium oxide according to claim 1, wherein the first valve is an electromagnetic valve.
4. The integrated electric pressure filtration machine for producing high-purity magnesium oxide according to claim 1, wherein the compressing device comprises a hydraulic cylinder (11) and a push plate (12), the push plate is slidably connected with the filter press main body, a mounting plate (13) is fixed on the filter press main body, the hydraulic cylinder is fixed on the mounting plate, and the push plate is connected with a power output end of the hydraulic cylinder.
5. The integrated electrical pressure and pressure release and filtration machine for producing high-purity magnesium oxide according to claim 1, wherein the deformable tube is a hose or a corrugated tube.
6. The integrated pressure and pressure release and filtration machine for producing high-purity magnesium oxide according to claim 1, wherein the first sealing ring is made of rubber or silica gel.
7. The integrated machine for pressure and pressure release and filtration in production of high purity magnesium oxide according to any one of claims 1 to 6, wherein the outlet pipe is provided with a second valve (14).
8. The integrated electrical pressure and pressure release and filtration machine for producing high-purity magnesium oxide according to claim 7, wherein the second valve is an electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210902822.3A CN115445304A (en) | 2022-07-29 | 2022-07-29 | High-purity magnesium oxide production is with electric pressure release all-in-one of straining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210902822.3A CN115445304A (en) | 2022-07-29 | 2022-07-29 | High-purity magnesium oxide production is with electric pressure release all-in-one of straining |
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|---|---|
| CN115445304A true CN115445304A (en) | 2022-12-09 |
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|---|---|---|---|
| CN202210902822.3A Pending CN115445304A (en) | 2022-07-29 | 2022-07-29 | High-purity magnesium oxide production is with electric pressure release all-in-one of straining |
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| CN (1) | CN115445304A (en) |
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| Title |
|---|
| 徐蓉等: "《药物制剂综合实训》", 31 August 2013, 东南大学出版社, pages: 42 - 43 * |
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