CN116920499A - HTDA makes and uses solid-liquid separation equipment - Google Patents
HTDA makes and uses solid-liquid separation equipment Download PDFInfo
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- CN116920499A CN116920499A CN202311012384.4A CN202311012384A CN116920499A CN 116920499 A CN116920499 A CN 116920499A CN 202311012384 A CN202311012384 A CN 202311012384A CN 116920499 A CN116920499 A CN 116920499A
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- htda
- solid
- cylinder
- filter
- filter cloth
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- 239000007788 liquid Substances 0.000 title claims abstract description 70
- 238000000926 separation method Methods 0.000 title claims abstract description 38
- 239000012535 impurity Substances 0.000 claims abstract description 77
- 239000004744 fabric Substances 0.000 claims abstract description 73
- 239000007787 solid Substances 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 239000011550 stock solution Substances 0.000 claims description 44
- 238000007790 scraping Methods 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 230000000737 periodic effect Effects 0.000 abstract description 6
- 238000003786 synthesis reaction Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 150000002894 organic compounds Chemical class 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000002002 slurry Substances 0.000 description 8
- 238000000967 suction filtration Methods 0.000 description 8
- -1 alicyclic amine Chemical class 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 4
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- GDLOOQFSFHLRKT-UHFFFAOYSA-N 1-methylcyclohexane-1-carboxamide Chemical compound NC(=O)C1(C)CCCCC1 GDLOOQFSFHLRKT-UHFFFAOYSA-N 0.000 description 2
- NWYDEWXSKCTWMJ-UHFFFAOYSA-N 2-methylcyclohexane-1,1-diamine Chemical compound CC1CCCCC1(N)N NWYDEWXSKCTWMJ-UHFFFAOYSA-N 0.000 description 2
- KXDAEFPNCMNJSK-UHFFFAOYSA-N Benzamide Chemical compound NC(=O)C1=CC=CC=C1 KXDAEFPNCMNJSK-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000004970 Chain extender Substances 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001412 amines Chemical group 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019445 benzyl alcohol Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
Abstract
The application relates to the technical field of organic compound synthesis industry, in particular to solid-liquid separation equipment for HTDA (high temperature and high pressure) manufacture, which comprises a base, a rotating cylinder, connecting plates and a vacuum mechanism, wherein the base is provided with the collecting cylinder; each connecting plate is provided with a filter plate, each filter plate is provided with a filter hole, each filter plate is provided with a filter cloth, and the vacuum mechanism is communicated with the collecting cylinder. Through setting up the periodic swing of hinge point can be around to the connecting plate for solid impurity in the HTDA stoste can roll on the filter cloth, prevents impurity jam filter cloth.
Description
Technical Field
The application relates to the technical field of organic compound synthesis industry, in particular to solid-liquid separation equipment for HTDA manufacture.
Background
HTDA is a alicyclic amine monomer with a side methyl, is a novel alicyclic amine epoxy resin curing agent, can be singly used as a curing agent, can be mixed with other common epoxy curing agents or general accelerators for use, is suitable for the fields of composite materials, coatings, adhesives, terraces and the like, can be used for organic synthesis of polyamide, polyimide and the like, can be used for polyurethane as an amine chain extender, forms urea bonds with isocyanate groups, and improves the comprehensive performance of the product.
When HTDA is produced, benzyl alcohol and ammonia water are required to react to obtain benzamide, then cyclization reaction is carried out under the catalysis of sodium hydroxide to generate methylcyclohexanamide, finally methylcyclohexanamide is reduced to methylcyclohexanediamine, other impurities are contained in the reduced methylcyclohexanediamine, and separation and purification can be carried out by adding a proper amount of water or hydrochloric acid to react and then generating precipitate. As disclosed in chinese patent publication No. CN107648921a, a vacuum disc filter and a filtering method are disclosed, in which a filter disc of the vacuum disc filter rotates in a slurry tank filled with slurry, solid impurities in the slurry tank are adsorbed on the filter disc under the action of vacuum suction when the filter disc passes through a suction area, slurry adhering to the solid impurities is pumped away when the filter disc passes through a suction area, and the solid impurities fall off to a discharge tank under the action of a scraper when the filter disc passes through a discharge area.
Above-mentioned vacuum disk filter's filtration disc when adsorbing the solid impurity in the thick liquid, takes place the solid impurity overstock too much and leads to the filtration pore to block up easily, and then influences the filtration efficiency of thick liquid, can remain partial thick liquid in the in-process of the thick liquid of adhesion on the suction solid impurity moreover, can't separate and filter cleanly in the solid impurity, causes the wasting of resources.
Disclosure of Invention
Based on this, it is necessary to provide a solid-liquid separation device for HTDA production, which is necessary to solve the problems that when the existing filter disc adsorbs solid impurities in slurry, the filtration efficiency of slurry is affected by the clogging of the filter holes due to excessive backlog of the solid impurities, and the slurry adhered to the solid impurities is sucked, and part of slurry remains in the solid impurities, which cannot be separated and filtered, and causes resource waste.
The above purpose is achieved by the following technical scheme:
a solid-liquid separation apparatus for HTDA production for separating solid impurities and liquids in an HTDA stock solution, the apparatus comprising:
the base station is provided with a collecting cylinder and a feeding hopper, and the feeding hopper is used for placing HTDA stock solution;
the rotary cylinder can be rotatably sleeved outside the collecting cylinder;
one end of the connecting plate is hinged to the outer circumferential wall surface of the rotating cylinder, the other end of the connecting plate is suspended, and the connecting plate can swing up and down along the vertical direction periodically around a hinge point; the number of the connecting plates is multiple, the connecting plates are uniformly distributed on the outer circumferential wall surface of the rotating cylinder along the circumferential direction, and adjacent connecting plates are in sealing connection through elastic sealing elements; each connecting plate is provided with a collecting hole, and the collecting holes are communicated with the collecting cylinder; a filter plate is arranged on each connecting plate, and a filter hole is formed in each filter plate; the filter plates are provided with filter cloth, the filter cloth covers all the filter plates, and the filter cloth is used for receiving the HTDA stock solution in the feed hopper and separating solid impurities and liquid in the HTDA stock solution;
the vacuum mechanism is arranged on the base, is communicated with the collecting cylinder and is used for generating negative pressure so as to enable liquid in the HTDA stock solution to penetrate through the filter cloth and sequentially pass through the filter holes on the filter plate and the collecting holes on the connecting plate, and finally is pumped out from the collecting cylinder;
the scraping mechanism is arranged on the base and is used for scraping off solid impurities adsorbed on the filter cloth;
a cleaning mechanism arranged on the base, wherein the cleaning mechanism is used for spraying fluid to wash away the liquid adhered on the solid impurities;
and the discharging mechanism is arranged on the base and is used for removing solid impurities from the filter cloth.
Further, when the content of solid impurities on one of the connection plates is greater than a preset value, the swing amplitude of the next connection plate of the connection plate is reduced along the rotation direction of the rotating cylinder.
Further, the solid-liquid separation device for manufacturing the HTDA further comprises a driving assembly, wherein the driving assembly is used for providing driving force for periodically swinging the connecting plate up and down along the vertical direction around the hinge point.
Further, the driving assembly comprises a driving cylinder and a hinging rod, the driving cylinder is arranged on the rotating cylinder, and a hinging block is arranged on an output shaft of the driving cylinder; the bottom of connecting plate is followed the radial direction of a rotation section of thick bamboo is provided with the sliding block in a sliding way, the one end of articulated pole articulates on the sliding block, the middle part articulates on the articulated piece, the other end articulates on the outer circumference wall of a rotation section of thick bamboo.
Further, the solid-liquid separation device for manufacturing the HTDA further comprises a rotating assembly, wherein the rotating assembly is used for providing a driving force for rotating the rotating cylinder.
Further, the rotating assembly comprises a gear and a toothed ring, and the gear is rotatably arranged on the base station; the toothed ring is arranged on the rotating cylinder, and the toothed ring is meshed with the gear.
Further, the discharging mechanism comprises an auger which is rotatably arranged on the base and positioned above the filter cloth, and the axis of the auger is vertical to the axis of the rotating cylinder; the auger has elasticity.
Further, the solid-liquid separation equipment for HTDA manufacture further comprises a collection bin, wherein the collection bin is arranged on the base, and the collection bin is used for collecting solid impurities removed by the unloading mechanism.
Further, the collecting hole is funnel-shaped.
Further, the scraping mechanism comprises a mounting frame, an elastic piece and a scraping plate, wherein the mounting frame is arranged on the base station, the scraping plate is connected with the mounting frame through the elastic piece, and the scraping plate is abutted to the filter cloth.
The beneficial effects of the application are as follows:
the application provides solid-liquid separation equipment for manufacturing HTDA, which is characterized in that an HTDA stock solution is continuously placed on a filter cloth by a feed hopper, the filter cloth is driven to rotate by a rotating cylinder, the HTDA stock solution is synchronously driven to move along a preset direction by the filter cloth, liquid in the HTDA stock solution is pumped away through the filter cloth under the suction effect of a vacuum mechanism in the moving process of the HTDA stock solution, solid impurities in the HTDA stock solution can roll on the filter cloth under the periodic swinging effect of a connecting plate around a hinging point, and when the solid impurities roll towards the axis direction close to the rotating cylinder, the content of the solid impurities of an outer ring of the filter cloth is less, and the outer ring of the filter cloth is more difficult to block, so that the filtering effect of the outer ring of the filter cloth is improved; when the solid impurities roll in the direction away from the axis of the rotating cylinder, on one hand, the content of the solid impurities in the inner ring of the filter cloth is smaller, and the inner ring of the filter cloth is more difficult to block, so that the filtering effect of the inner ring of the filter cloth is improved, the connecting plate can periodically swing up and down along the vertical direction around the hinge point, the solid impurities in the HTDA stock solution can roll on the filter cloth, and the filter cloth is prevented from being blocked by the impurities; on the other hand, the linear speed of the HTDA stock solution on the outer ring of the filter cloth is higher, and the HTDA stock solution adhered on the solid impurities is easier to wash away, so that the utilization rate of resources is improved.
Further, solid impurities in the HTDA stock solution can roll on the filter cloth under the periodic swinging action of the connecting plate around the hinge point, so that the solid impurities can be uniformly distributed on the connecting plate, and further the flushing effect of the cleaning mechanism and the discharging efficiency of the discharging mechanism are improved.
Further, when the content of solid impurities on one of the connecting plates is larger than a preset value, the swing amplitude of the next connecting plate of the connecting plate is reduced along the rotating direction of the rotating cylinder, so that the solid impurities on the connecting plate can migrate to the next connecting plate, the solid impurities are uniformly distributed on the filter cloth, and the utilization rate of the filter cloth is improved.
Further, the packing auger is elastic, so that the packing auger can be always abutted against the filter cloth, and solid impurities can be always removed from the filter cloth by the packing auger when the packing auger is used.
Further, through setting up the collection storehouse, collect the solid impurity that the discharge mechanism shifted out, the unified processing of solid impurity of being convenient for in the collection storehouse.
Furthermore, the collecting holes are in a funnel shape, so that liquid on the connecting plate can flow into the collecting cylinder from the collecting holes more easily, and the collecting efficiency of liquid in the HTDA stock solution is improved.
Further, through setting up mounting bracket, elastic component and scraper blade, the mounting bracket sets up on the base station, and elastic component one end sets up on the mounting bracket, and the other end sets up on the scraper blade, and then the scraper blade can the butt all the time on the filter plate under the effect of elastic component to improve the striking off effect of scraper blade.
Drawings
Fig. 1 is a schematic perspective view of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application;
fig. 2 is a schematic diagram of a solid-liquid separation device for HTDA manufacturing according to a second embodiment of the present application;
fig. 3 is a schematic perspective view of a suction filtration mechanism of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application;
FIG. 4 is a schematic perspective sectional structure of a suction filtration mechanism of a solid-liquid separation device for HTDA production according to an embodiment of the present application;
FIG. 5 is a schematic view of a partial enlarged structure of a suction filtration mechanism A of the solid-liquid separation device for HTDA production shown in FIG. 4;
fig. 6 is a schematic diagram of an assembly structure of a filter plate of a suction filtration mechanism of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application;
FIG. 7 is a schematic perspective view of a suction filtration mechanism of a solid-liquid separation device for HTDA manufacture, according to an embodiment of the present application, with filter plates and filter cloths removed;
fig. 8 is a schematic front view of an assembly of a connection plate, a mounting cylinder and a driving cylinder of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application;
fig. 9 is a schematic perspective view of an assembly of a connection plate, a mounting cylinder and a driving cylinder of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application;
FIG. 10 is a schematic view showing a partially enlarged structure at B of the connection plate, the mounting cylinder, and the driving cylinder of the solid-liquid separation apparatus for HTDA production shown in FIG. 9, when assembled;
fig. 11 is a schematic cross-sectional front view of a scraping mechanism of a solid-liquid separation device for HTDA manufacturing according to an embodiment of the present application.
Wherein:
100. a collecting bin; 101. a first driving motor; 102. a protective shell; 103. an auger; 104. a feed hopper; 105. a support rod; 106. a replenishing mechanism; 107. a support tube; 108. a cleaning mechanism; 109. a scraping mechanism; 1091. a mounting frame; 1092. a pressure spring; 1093. a scraper;
200. a suction filtration mechanism; 210. a chassis; 211. support legs; 212. a second driving motor; 213. a mounting ring; 220. a collection cylinder; 221. a liquid outlet pipe; 230. a mounting cylinder; 231. a connecting pipe; 240. a rotating cylinder; 241. a first hinge post; 242. a second hinge post; 243. a connecting disc; 244. a toothed ring; 245. a mounting hole; 250. a connecting plate; 251. a collection hole; 252. a filter plate; 2521. filtering holes; 253. a sealing strip; 254. a hinge rod; 2541. a sliding block; 255. a delivery tube; 256. a chute; 260. a drive cylinder; 261. a hinge block; 270. and (5) filtering cloth.
Detailed Description
The present application will be further described in detail below with reference to examples, which are provided to illustrate the objects, technical solutions and advantages of the present application. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 to 11, a solid-liquid separation apparatus for HTDA manufacturing according to an embodiment of the present application is configured to separate solid impurities and liquid in an HTDA stock solution; in this embodiment, the solid-liquid separation device for HTDA manufacturing is configured to include a base, a suction filtration mechanism 200, a vacuum mechanism, a scraping mechanism 109, a cleaning mechanism 108, and a discharging mechanism, where a collection cylinder 220 and a feed hopper 104 are disposed on the base, and the feed hopper 104 is used for placing HTDA stock solution; the suction filtration mechanism 200 comprises a rotating cylinder 240 and a connecting plate 250, wherein the rotating cylinder 240 can be rotatably sleeved outside the collecting cylinder 220, and the axis of the rotating cylinder 240 is coincident with the axis of the collecting cylinder 220; one end of the connecting plate 250 is hinged on the outer circumferential wall surface of the rotating cylinder 240, the other end of the connecting plate 250 is suspended, and the connecting plate 250 can swing periodically around a hinge point; the number of the connecting plates 250 is plural, the plurality of connecting plates 250 are uniformly distributed on the outer circumferential wall surface of the rotating cylinder 240 along the circumferential direction, and elastic sealing elements are arranged between the adjacent connecting plates 250; each connecting plate 250 is provided with a collecting hole 251, and the collecting holes 251 are communicated with the collecting cylinder 220; a filter plate 252 is arranged on each connecting plate 250, and filter holes 2521 are arranged on the filter plates 252; the filter plates 252 are provided with filter cloth 270, the filter cloth 270 covers all the filter plates 252, the filter cloth 270 is provided with small holes, and the filter cloth 270 is used for receiving the HTDA stock solution in the feed hopper 104 and separating solid impurities and liquid in the HTDA stock solution; the vacuum mechanism is arranged on the base and communicated with the collecting cylinder 220, and is used for generating negative pressure so as to pump liquid in the HTDA stock solution out through the filter cloth 270; the scraping mechanism 109 is arranged on the base, and the scraping mechanism 109 is used for scraping off solid impurities adsorbed on the filter cloth 270; a cleaning mechanism 108 is provided on the base, the cleaning mechanism 108 being for ejecting a fluid to rinse off the liquid adhering to the solid impurities; a discharge mechanism is provided on the base for removing solid impurities from the filter cloth 270.
Specifically, the shape of the connection plate 250 and the filter plate 252 are both fan-shaped, and the shape of the filter cloth 270 is ring-shaped; the number of connection plates 250 and filter plates 252 may each be set to twelve.
It will be appreciated that the filter openings 2521 of the filter plate 252 may also be configured as a mesh grid made of polypropylene material, and the filter plate 252 with mesh grid made of polypropylene material can intercept suspended substances or floating impurities with larger particle size, thereby improving the filtering effect of the HTDA stock solution.
It will be appreciated that the filter cloth 270 may be made of a polypropylene material, and the inner honeycomb structure of the filter cloth 270 made of the polypropylene material may effectively filter particles and suspended impurities in the HTDA stock solution, thereby improving the filtering effect of the HTDA stock solution.
Specifically, the sealing member may be provided as a sealing strip 253, the sealing strip 253 has elasticity, and the sealing strip 253 may be provided as a waterproof sealing cloth strip.
Specifically, the base is provided with a supporting leg 211, the supporting leg 211 is sleeved with a chassis 210, a collecting cylinder 220 is arranged on the chassis 210, the axis of the collecting cylinder 220 is coincident with the axis of the chassis 210, the outer circumferential wall surface of the collecting cylinder 220 is provided with a liquid outlet pipe 221, one end of the liquid outlet pipe 221 is communicated with the collecting cylinder 220, the other end of the liquid outlet pipe is communicated with a vacuum mechanism, the top opening of the collecting cylinder 220 is provided, a mounting cylinder 230 is rotatably inserted into the collecting cylinder 220, the axis of the mounting cylinder 230 is coincident with the axis of the collecting cylinder 220, the mounting cylinder 230 and the collecting cylinder 220 can slide in a sealing manner relatively, the bottom opening of the mounting cylinder 230 is provided, and the bottom opening of the mounting cylinder 230 is communicated with the top opening of the collecting cylinder 220; the top of supporting leg 211 is connected with collar 213, the axis of collar 213 and the axis coincidence of cylinder 220, be provided with first articulated post 241 on the outer circumference wall of cylinder 240 rotates, the quantity of first articulated post 241 is the same with the quantity of connecting plate 250, a plurality of first articulated posts 241 are equispaced on the outer circumference wall of cylinder 240 along the circumferencial direction, first articulated post 241 and connecting plate 250 one-to-one, the one end of connecting plate 250 articulates on first articulated post 241, the unsettled setting of other end, the connection pad 243 has been cup jointed on the outer circumference wall of cylinder 240 rotates, connection pad 243 is located the below of first articulated post 241, connection pad 243 can rotationally cartridge in collar 213, the axis of connection pad 243 and the axis coincidence of collar 213.
It can be appreciated that, to improve the stability of the chassis 210, the number of the supporting legs 211 may be plural, and the plurality of supporting legs 211 are uniformly distributed on the chassis 210 along the circumferential direction; for example, the number of the support legs 211 may be set to four, and the four support legs 211 simultaneously support the chassis 210, thereby improving the stability of the chassis 210.
It is understood that, to enhance the filtering efficiency of the filter cloth 270, the number of the liquid outlet pipes 221 may be plural, and the plurality of liquid outlet pipes 221 are arranged side by side on the outer circumferential wall surface of the collecting cylinder 220; for example, the number of the liquid outlet pipes 221 may be set to three, and the vacuum mechanism simultaneously sucks through the three liquid outlet pipes 221, thereby improving the filtering efficiency of the filter cloth 270.
Specifically, the outer circumferential wall surface of the rotating cylinder 240 is further provided with mounting holes 245, the mounting holes 245 are located between the first hinge columns 241 and the connecting plates 243, the number of the mounting holes 245 is the same as that of the connecting plates 250, a plurality of mounting holes 245 are uniformly distributed on the outer circumferential wall surface of the rotating cylinder 240 along the circumferential direction, and the mounting holes 245 correspond to the first hinge columns 241 one by one; the connection plate 250 communicates with the installation cylinder 230 through a delivery pipe 255 and a connection pipe 231, for example, one end of the delivery pipe 255 communicates with a collection hole 251 on the connection plate 250 and passes through a mounting hole 245, the other end of the delivery pipe 255 communicates with one end of the connection pipe 231, and the other end of the connection pipe 231 communicates with the installation cylinder 230.
It will be appreciated that the periodic oscillation of the connection plate 250 may be accommodated by providing the body of the connection tube 231 to be flexible.
Specifically, as shown in fig. 1, the feeding hopper 104, the cleaning mechanism 108, and the scraping mechanism 109 are provided in this order along the rotation direction of the rotary drum 240; the vacuum mechanism may be configured to include a vacuum pump, which is in communication with the collection canister 220 via the outlet pipe 221, and in use, generates a negative pressure to permeate the liquid in the HTDA stock solution through the filter cloth 270, and sequentially through the filter holes 2521 on the filter plate 252, the collection holes 251 on the connection plate 250, and finally is pumped from the collection canister 220; the base is also provided with a supporting rod 105, the supporting rod 105 is L-shaped, the supporting rod 105 is provided with a vertical section and a horizontal section which are vertically connected, the vertical section is fixedly connected to the base, the horizontal section is arranged in a suspending mode and is located above the connecting plate 250, the number of the supporting rods 105 is multiple, the supporting rods 105 are uniformly distributed around the chassis 210 along the circumferential direction, the supporting rods 107 are inserted into the horizontal sections of the supporting rods 105, an annular axis formed by the supporting rods 107 coincides with an axis of the rotating cylinder 240, the cleaning mechanism 108 can be arranged to comprise a water pump, a water tank and a spray head, the spray head is arranged on the supporting rods 107, clear water is filled in the water tank, the water tank is communicated with the input end of the water pump through a pipeline, the output end of the water pump is communicated with the spray head through a pipeline, and when the water pump is used, the water tank is used for transporting the water to the spray head, and then the spray clear water is used for flushing liquid adhered on solid impurities.
When in use, the feed hopper 104 continuously places the HTDA stock solution on the filter cloth 270, the rotating cylinder 240 drives the filter cloth 270 to rotate, the filter cloth 270 synchronously drives the HTDA stock solution to move along the preset direction, in the process of moving the HTDA stock solution, the vacuum pump generates negative pressure to enable the liquid in the HTDA stock solution to penetrate through the filter cloth 270 and sequentially pass through the filter holes 2521 on the filter plate 252 and the collecting holes 251 on the connecting plate 250, finally, the solid impurities in the HTDA stock solution can roll on the filter cloth 270 under the action of periodically swinging the connecting plate 250 up and down along the vertical direction around the hinging point after being pumped from the collecting cylinder 220, and when the solid impurities roll towards the axial direction close to the rotating cylinder 240, the content of the solid impurities on the outer ring of the filter cloth 270 is less, so that the outer ring of the filter cloth 270 is more difficult to block, and the filtering effect of the outer ring of the filter cloth 270 is improved; when the solid impurities roll in the axial direction far away from the rotary cylinder 240, on one hand, the content of the solid impurities in the inner ring of the filter cloth 270 is smaller, and then the inner ring of the filter cloth 270 is harder to block, so that the filtering effect of the inner ring of the filter cloth 270 is improved, on the other hand, the linear speed of the HTDA stock solution in the outer ring of the filter cloth 270 is higher, the HTDA stock solution adhered on the solid impurities is easier to wash away, so that the utilization rate of resources is improved, and the solid impurities can be uniformly distributed on the connecting plate 250 under the periodic swinging action of the connecting plate 250 around a hinging point; when the HTDA stock solution moves to the cleaning mechanism 108, the cleaning mechanism 108 sprays clear water to wash away the liquid adhered on the solid impurities, and the solid impurities are uniformly distributed on the connecting plate 250, so that the washing effect of the cleaning mechanism 108 is improved; when the HTDA stock solution moves to the discharge mechanism, the discharge mechanism removes solid impurities from the filter cloth 270, and the solid impurities are uniformly distributed on the connection plate 250, so that the discharge efficiency of the discharge mechanism is improved.
In some embodiments, as shown in fig. 1, the solid-liquid separation device for HTDA manufacturing is configured to further include a supplementing mechanism 106, where the supplementing mechanism 106 is disposed on the supporting pipe 107 and between the feeding hopper 104 and the cleaning mechanism 108, and the supplementing mechanism 106 and the scraping mechanism 109 are disposed opposite to each other, and the supplementing mechanism 106 is configured to supplement HTDA stock solution onto the filter cloth 270, so that the HTDA stock solution is prevented from being pumped down under the suction effect of the vacuum mechanism, so that the vacuum mechanism runs empty, and the processing capacity of the HTDA stock solution is improved.
It will be appreciated that when the size of the connection plate 250 is large, the processing capacity of the HTDA stock solution can be increased by providing multiple sets of the replenishment mechanism 106; for example, the number of the replenishment mechanisms 106 may be set to two, and the two replenishment mechanisms 106 may be arranged on the support pipe 107 at intervals.
In some embodiments, the solid-liquid separation device for HTDA manufacturing is configured to further include a driving assembly, where the driving assembly is configured to provide a driving force for periodically swinging the connection plate 250 around the hinge point, and in this embodiment, the driving assembly is configured to include output cylinders, where the output shafts of the output cylinders are fixedly connected to the connection plate 243 through bolts, the output shafts of the output cylinders are arranged in a vertical direction, the number of the output cylinders is the same as that of the connection plate 250, a plurality of output cylinders are uniformly distributed on the connection plate 243 in a circumferential direction, the output cylinders are in one-to-one correspondence with the connection plate 250, and, for example, the output shafts of the output cylinders abut against the bottom of one connection plate 250, and when the output shafts of the output cylinders extend, one connection plate 250 is driven to rotate, so that the height of one end of the connection plate 250 away from the axis of the rotation cylinder 240 is higher than the other end of the connection plate 250 near the axis of the rotation cylinder 240 in the vertical direction, and solid impurities roll in the direction near the axis of the rotation cylinder 240; when the output shaft of the output cylinder is retracted, one connecting plate 250 is driven to rotate, so that one end of the connecting plate 250 far away from the axis of the rotating cylinder 240 is lower than the other end of the connecting plate 250 near the axis of the rotating cylinder 240 in the vertical direction, and solid impurities roll in the direction far away from the axis of the rotating cylinder 240.
It will be appreciated that the output cylinder may be any of a hydraulic cylinder, a pneumatic cylinder or an electric cylinder.
In a further embodiment, as shown in fig. 8, 9 and 10, the bottom of the connection plate 250 is provided with a chute 256 in the radial direction of the rotating cylinder 240; the driving assembly can also be arranged to comprise driving cylinders 260 and hinging rods 254, the driving cylinders 260 are fixedly connected to the connecting plates 243 through bolts, the output shafts of the driving cylinders 260 are arranged in the vertical direction, the number of the driving cylinders 260 is the same as that of the connecting plates 250, a plurality of driving cylinders 260 are uniformly distributed on the connecting plates 243 in the circumferential direction, the driving cylinders 260 are in one-to-one correspondence with the connecting plates 250, and hinging blocks 261 are arranged on the output shafts of each driving cylinder 260; the number of the hinge rods 254 is the same as that of the connecting plates 250, taking one hinge rod 254 as an example, one end of the hinge rod 254 is hinged with a sliding block 2541, the sliding block 2541 can be slidably arranged at the bottom of the connecting plate 250 along a sliding groove 256, the middle part of the hinge rod 254 is hinged with one hinge block 261, and the other end of the hinge rod 254 is hinged with the outer circumferential wall surface of the rotating cylinder 240; when the output shaft of the driving cylinder 260 extends, a connecting plate 250 is driven to rotate through a hinging rod 254, so that one end of the connecting plate 250 far away from the axis of the rotating cylinder 240 is higher than the other end of the connecting plate 250 close to the axis of the rotating cylinder 240 in the vertical direction, and solid impurities roll towards the direction close to the axis of the rotating cylinder 240; when the output shaft of the driving cylinder 260 is retracted, one connecting plate 250 is driven to rotate by the hinge rod 254, so that the height of one end of the connecting plate 250, which is far away from the axis of the rotating cylinder 240, is lower than the height of the other end of the connecting plate 250, which is close to the axis of the rotating cylinder 240, in the vertical direction, so that the solid impurities roll in the direction away from the axis of the rotating cylinder 240.
Specifically, the outer circumferential wall surface of the rotating cylinder 240 is further provided with second hinge columns 242, the second hinge columns 242 are located between the mounting holes 245 and the connecting plates 243, the number of the second hinge columns 242 is the same as that of the connecting plates 250, a plurality of second hinge columns 242 are uniformly distributed on the outer circumferential wall surface of the rotating cylinder 240 along the circumferential direction, the second hinge columns 242 are in one-to-one correspondence with the first hinge columns 241, and the other ends of the hinge rods 254 are hinged to the second hinge columns 242.
It is understood that the driving cylinder 260 may employ any one of a hydraulic cylinder, a pneumatic cylinder, or an electric cylinder.
In some embodiments, the solid-liquid separation device for HTDA manufacturing is further configured to include a rotating assembly, where the rotating assembly is configured to provide a driving force for rotating the rotating cylinder 240, in this embodiment, the rotating assembly may be configured to include a third driving motor, where the third driving motor is fixedly connected to the base station through a bolt and is located above the rotating cylinder 240, and a motor shaft of the third driving motor and the rotating cylinder 240 are coaxially and fixedly connected, where in use, the third driving motor drives the rotating cylinder 240 to rotate.
In a further embodiment, as shown in fig. 3, 4 and 8, the rotating assembly may also be provided to include a gear rotatably disposed on the base and a toothed ring 244; the toothed ring 244 is sleeved on the rotating cylinder 240 and is positioned inside the mounting ring 213, and the toothed ring 244 is meshed with a gear to drive the rotating cylinder 240 to rotate.
Specifically, the driving force of the gear rotation is provided by the second driving motor 212, the second driving motor 212 is fixedly connected to the chassis 210 through a bolt, the gear is sleeved on the motor shaft of the second driving motor 212 and is located in the mounting ring 213, and when the gear rotation driving device is used, the second driving motor 212 drives the gear to rotate, the gear drives the toothed ring 244 to rotate, and the toothed ring 244 drives the rotating cylinder 240 to synchronously rotate.
In some embodiments, as shown in fig. 1, the unloading mechanism comprises a packing auger 103, wherein the packing auger 103 is rotatably arranged on the base platform and is positioned above the connecting plate 250, and the axis of the packing auger 103 is perpendicular to the axis of the rotating cylinder 240; the auger 103 has elasticity to in the periodic swing of connecting plate 250 along the pin joint in-process, auger 103 can be all the time with filter cloth 270 butt, and then auger 103 can be all the time with solid impurity follow filter cloth 270 and shift out when using.
Specifically, a protective housing 102 is coaxially provided on the outside of the auger 103 and the auger 103, the outer circumferential wall surface of the protective housing 102 is fixedly connected to the support pipe 107, and the protective housing 102 is used for blocking solid impurities.
Specifically, the driving force of the auger 103 is provided by the first driving motor 101, the first driving motor 101 is fixedly connected to the base station through a bolt, and the motor shaft of the first driving motor 101 is coaxially arranged with and fixedly connected to the auger 103.
In some embodiments, when the content of the solid impurities on one of the connection plates 250 is greater than a preset value, the swing amplitude of the next connection plate 250 of the connection plate 250 is reduced along the rotation direction of the rotation cylinder 240, so that the solid impurities on the connection plate 250 can migrate to the next connection plate 250, thereby enabling the solid impurities to be uniformly distributed on the filter cloth 270 and improving the utilization rate of the filter cloth 270.
Specifically, a pressure sensor is disposed between the output shaft of the driving cylinder 260 and the hinge block 261, and is used for sensing the total weight of the corresponding connection plate 250 and the fixed impurities contained thereon, when the value sensed by the pressure sensor is greater than a set value, the pressure sensor sends a signal to enable the swing amplitude of the next connection plate 250 of the connection plate 250 to be reduced, so that when the connection plates 250 swing upwards along the vertical direction, the height of the connection plate 250 in the vertical direction is always higher than the height of the next connection plate 250, and the solid impurities can be moved from the connection plate 250 to the next connection plate 250 under the driving of the HTDA stock solution, so that the solid impurities are uniformly distributed on the filter cloth 270, and the utilization rate of the filter cloth 270 is improved.
It can be understood that the preset values and the set values are in one-to-one correspondence, and can be set according to the requirements.
In some embodiments, as shown in fig. 1, the solid-liquid separation device for HTDA manufacturing is configured to further include a collection bin 100, where the collection bin 100 is disposed on a base, and the collection bin 100 is configured to collect the solid impurities removed by the unloading mechanism, so as to facilitate unified treatment of the solid impurities.
It will be appreciated that, to facilitate the installation of the first drive motor 101, the first drive motor 101 may be fixedly attached to the collection bin 100 directly by bolts.
In some embodiments, the collection aperture 251 is shaped as a funnel so that liquid on the connection plate 250 more easily flows from the collection aperture 251 into the collection cartridge 220, thereby improving the collection efficiency of liquid in the HTDA stock solution.
In some embodiments, as shown in fig. 2 and 11, the scraping mechanism 109 is configured to include a mounting frame 1091, an elastic member and a scraping plate 1093, where the mounting frame 1091 is solid to be sleeved on the supporting tube 107, in this embodiment, the elastic member is a compression spring 1092, the number of the compression springs 1092 is multiple, one ends of the compression springs 1092 are fixedly connected to the mounting frame 1091, the other ends of the compression springs 1092 are fixedly connected to the scraping plate 1093, and the scraping plate 1093 can always abut against the filter plate 252 under the action of the compression springs 1092, so that the scraping effect of the scraping plate 1093 is improved.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the application and are described in detail herein without thereby limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (10)
1. A solid-liquid separation apparatus for HTDA production, which is used for separating solid impurities and liquids in an HTDA stock solution, comprising:
the base station is provided with a collecting cylinder and a feeding hopper, and the feeding hopper is used for placing HTDA stock solution;
the rotary cylinder can be rotatably sleeved outside the collecting cylinder;
one end of the connecting plate is hinged to the outer circumferential wall surface of the rotating cylinder, the other end of the connecting plate is suspended, and the connecting plate can swing up and down along the vertical direction periodically around a hinge point; the number of the connecting plates is multiple, the connecting plates are uniformly distributed on the outer circumferential wall surface of the rotating cylinder along the circumferential direction, and adjacent connecting plates are in sealing connection through elastic sealing elements; each connecting plate is provided with a collecting hole, and the collecting holes are communicated with the collecting cylinder; a filter plate is arranged on each connecting plate, and a filter hole is formed in each filter plate; the filter plates are provided with filter cloth, the filter cloth covers all the filter plates, and the filter cloth is used for receiving the HTDA stock solution in the feed hopper and separating solid impurities and liquid in the HTDA stock solution;
the vacuum mechanism is arranged on the base, is communicated with the collecting cylinder and is used for generating negative pressure so as to enable liquid in the HTDA stock solution to penetrate through the filter cloth and sequentially pass through the filter holes on the filter plate and the collecting holes on the connecting plate, and finally is pumped out from the collecting cylinder;
the scraping mechanism is arranged on the base and is used for scraping off solid impurities adsorbed on the filter cloth;
a cleaning mechanism arranged on the base, wherein the cleaning mechanism is used for spraying fluid to wash away the liquid adhered on the solid impurities;
and the discharging mechanism is arranged on the base and is used for removing solid impurities from the filter cloth.
2. The solid-liquid separation apparatus for HTDA production according to claim 1, wherein when the content of solid impurities on one of the connection plates is greater than a preset value, the swing amplitude of the connection plate next to the connection plate decreases in the rotation direction of the rotating cylinder.
3. The solid-liquid separation apparatus for HTDA manufacturing according to claim 1, further comprising a driving assembly for providing a driving force for the connection plate to swing up and down periodically in a vertical direction around a hinge point.
4. The solid-liquid separation device for HTDA production according to claim 3, wherein the driving assembly comprises a driving cylinder and a hinge rod, the driving cylinder is arranged on the rotating cylinder, and a hinge block is arranged on an output shaft of the driving cylinder; the bottom of connecting plate is followed the radial direction of a rotation section of thick bamboo is provided with the sliding block in a sliding way, the one end of articulated pole articulates on the sliding block, the middle part articulates on the articulated piece, the other end articulates on the outer circumference wall of a rotation section of thick bamboo.
5. The solid-liquid separation apparatus for HTDA production according to claim 1, further comprising a rotating assembly for providing a driving force for rotation of the rotating cylinder.
6. The solid-liquid separation apparatus for HTDA manufacturing according to claim 5, wherein said rotating assembly includes a gear and a ring gear, said gear being rotatably provided on said base; the toothed ring is arranged on the rotating cylinder, and the toothed ring is meshed with the gear.
7. The solid-liquid separation device for HTDA production according to claim 1, wherein said discharging mechanism comprises a packing auger rotatably provided on said base and above said filter cloth, an axis of said packing auger being perpendicular to an axis of said rotary drum; the auger has elasticity.
8. The solid-liquid separation device for HTDA production according to claim 1, further comprising a collection bin provided on the base for collecting solid impurities removed by the discharge mechanism.
9. The solid-liquid separation apparatus for producing HTDA according to claim 1, wherein the collecting hole has a funnel shape.
10. The solid-liquid separation device for HTDA production according to claim 1, wherein the scraping mechanism comprises a mounting frame, an elastic member, and a scraper, the mounting frame is provided on the base, the scraper is connected to the mounting frame via the elastic member, and the scraper abuts on the filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012384.4A CN116920499A (en) | 2023-08-11 | 2023-08-11 | HTDA makes and uses solid-liquid separation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012384.4A CN116920499A (en) | 2023-08-11 | 2023-08-11 | HTDA makes and uses solid-liquid separation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116920499A true CN116920499A (en) | 2023-10-24 |
Family
ID=88384390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311012384.4A Pending CN116920499A (en) | 2023-08-11 | 2023-08-11 | HTDA makes and uses solid-liquid separation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116920499A (en) |
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2023
- 2023-08-11 CN CN202311012384.4A patent/CN116920499A/en active Pending
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