CN111750228B - Formaldehyde purification equipment and extraction method for mixed gas - Google Patents
Formaldehyde purification equipment and extraction method for mixed gas Download PDFInfo
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- CN111750228B CN111750228B CN202010654871.0A CN202010654871A CN111750228B CN 111750228 B CN111750228 B CN 111750228B CN 202010654871 A CN202010654871 A CN 202010654871A CN 111750228 B CN111750228 B CN 111750228B
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000000746 purification Methods 0.000 title claims abstract description 9
- 238000000605 extraction Methods 0.000 title abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 50
- 239000004033 plastic Substances 0.000 claims abstract description 16
- 230000003647 oxidation Effects 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010618 wire wrap Methods 0.000 claims 3
- 230000001012 protector Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 6
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 48
- 238000000034 method Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical group C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 238000005882 aldol condensation reaction Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- -1 amine compounds Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical compound OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 description 1
- 229950005308 oxymethurea Drugs 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000642 polymer Chemical group 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00018—Construction aspects
- B01J2219/00022—Plants mounted on pallets or skids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention discloses a formaldehyde purification device and an extraction method for mixed gas, and particularly relates to the field of formaldehyde, which comprises an oxidation reaction mechanism, wherein external connecting mechanisms are fixedly arranged on two sides of the outer wall of the oxidation reaction mechanism through bolts; the external connecting mechanism comprises an annular fixed frame. According to the invention, the instrument fixing mechanism is arranged, the instrument panel to be fixed is fixed among the plurality of plastic arc-shaped connecting side rods after the plastic arc-shaped connecting side rods are twisted to the proper shape, and the convenience of connection and fixation of the oxidation reaction mechanism and the instrument panel is relatively improved by utilizing mutual magnetic attraction of the circular strong magnet and the magnet adsorption block in the inner cavity of the circular mounting groove.
Description
Technical Field
The invention relates to the technical field of formaldehyde, in particular to a formaldehyde purification device and an extraction method for mixed gas.
Background
Formaldehyde is usually colorless aqueous solution or gas, has pungent odor, is easy to be dissolved in water and ether, the concentration of the aqueous solution can reach 55 percent at most, can be mixed and dissolved with organic solvents such as ethanol, acetone and the like according to any proportion, is insoluble in petroleum ether, can be easily turbid when the liquid is stored for a long time, can form trioxymethylene precipitate at low temperature, has a part of formaldehyde to escape during evaporation, but mostly becomes trioxymethylene, and can carry out addition reaction with olefin under the action of an acid catalyst, the formaldehyde is usually used in a formalin or polymer form, the formalin is an aqueous solution with the formaldehyde content of 35-40 percent, the formaldehyde exists in the aqueous solution in a hydrate or oligomer form, the formaldehyde has very active chemical property, and can be easily reduced into methanol under the catalytic action of metal or metal oxide; formic acid or carbon dioxide and water can be generated during oxidation, formaldehyde is a strong reducing agent, has stronger reducibility in trace alkalinity, can be slowly oxidized into formic acid in air, can perform condensation reaction by itself, 10-12% of methanol is added into common commodities as an inhibitor, otherwise, polymerization can occur, can perform aldol condensation reaction with aldehyde and ketone, can easily perform condensation with ammonia or amine compounds, for example, the reaction with ammonia to generate urotropine, can perform condensation with urea to generate dimethylol urea, and formaldehyde can be condensed with synthesis gas to generate glycol.
The methanol excess oxidation method is a silver catalytic oxidation method, a silver wire mesh or silver particles paved into a thin layer are used as a catalyst, the excessive methanol is controlled, the reaction temperature is about 600-720 ℃, when an oxidation reactor is used for formaldehyde oxidation reaction, hot water is used as an evaporator structure of a methanol evaporator heat source, the evaporator structure comprises an air inlet pipe, a heating tube array, a central circulating pipe, an evaporation chamber spherical demister and a baffling demister, more control valves and an externally-hung type number indicating instrument are needed to be used in the process, but the traditional oxidation reactor has a single structure, can only be externally hung by using other support frames, and is not beneficial to practical use.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a formaldehyde purification apparatus and extraction method for mixed gas, wherein an instrument fixing mechanism is provided, after plastic arc-shaped connecting side rods are twisted to a suitable shape, an instrument panel to be fixed is fixed between the plastic arc-shaped connecting side rods, and a circular strong magnet and a magnet adsorption block in an inner cavity of a circular mounting groove are magnetically attracted to each other, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a formaldehyde purification device and an extraction method for mixed gas comprise an oxidation reaction mechanism, wherein external connecting mechanisms are fixedly installed on two sides of the outer wall of the oxidation reaction mechanism through bolts, installation mechanisms are fixedly installed at two ends of the oxidation reaction mechanism through bolts, a supporting mechanism is fixedly installed at the bottom of the oxidation reaction mechanism, a fixing mechanism is fixedly installed at the top of the supporting mechanism through bolts, and a plurality of instrument fixing mechanisms are fixedly installed on one side of the fixing mechanism;
the external connecting mechanism comprises an annular fixing frame, an annular mounting groove is formed in the annular fixing frame, the annular fixing frame and the annular mounting groove are arranged in a one-to-one correspondence mode, a plurality of main connecting type center shaft supporting rods are fixedly mounted in the inner cavity of the annular mounting groove, the fixing mechanism comprises a fixed semicircular clamping seat, a second semicircular clamping groove is formed in the fixed semicircular clamping seat, a plurality of first semicircular clamping rods are fixedly mounted in the inner cavity of the second semicircular clamping groove through bolts, the instrument fixing mechanism comprises an arc-shaped supporting protective plate, a plurality of circular mounting grooves which are sequentially arranged at equal intervals are formed in one side of the arc-shaped supporting protective plate, a magnetic adsorption block is arranged in the inner cavity of each circular mounting groove, a circular mounting seat is clamped in the inner cavity of each circular mounting groove, and a circular strong magnetic block is welded in the central position of each circular mounting seat, one side fixed mounting of circular mount pad has flange connection dish, one side fixed mounting that circular mount pad is close to circular strong magnet has a plurality of mouldable arc to connect the side lever.
In a preferred embodiment, a plurality of the main connecting type middle shaft support rods are sequentially arranged in an annular shape at equal intervals, the main connecting type middle shaft support rods are fixedly installed in an inner cavity of the annular installation groove through bolts, and the first semicircular clamping rods and the main connecting type middle shaft support rods are arranged in a one-to-one correspondence manner.
In a preferred embodiment, a plurality of plastic arc connecting side rod all is annular equidistance and sets gradually, the quantity of circular mount pad and circular mounting groove is unanimous, and circular mounting groove all is the one-to-one setting with circular mount pad.
In a preferred embodiment, the edge of the circular mounting seat is fixedly provided with a clamping type convex ring through a bolt, two sides of the circular mounting groove are fixedly provided with a winding rod through bolts, the winding rod is fixedly arranged on one side of the arc-shaped support guard plate through bolts, and one end of the winding rod is fixedly provided with a spherical anti-falling block through bolts.
In a preferred embodiment, two ends of each main connecting type middle shaft support rod are fixedly provided with side connecting support rods through bolts, and the side connecting support rods are fixedly arranged on the side wall of the inner cavity of the annular mounting groove through bolts.
In a preferred embodiment, the oxidation reaction mechanism comprises an oxidation reactor, the top of the oxidation reactor is fixedly provided with a conduit connecting seat through a bolt, and the top of the oxidation reactor is communicated with the reactor connecting seat through the conduit connecting seat.
In a preferred embodiment, the mounting mechanism includes a side mounting seat, a first connection type valve is fixedly mounted on one side of the side mounting seat, an annular mounting empty groove is welded on one side of the first connection type valve, a second connection type valve is fixedly mounted on one side of the first connection type valve through the annular mounting empty groove, a flange connecting groove is fixedly mounted in the first connection type valve and the annular mounting empty groove, and a bolt type knob is fixedly mounted in the second connection type valve.
In a preferred embodiment, the two ends of the first semicircular clamping rod are respectively and fixedly provided with a second semicircular clamping rod through bolts, one side of the second semicircular clamping rod, which is far away from the corresponding first semicircular clamping rod, is respectively and fixedly provided with a spherical anti-skidding rubber mat, and two sides of the top of the fixed semicircular clamping seat are respectively and fixedly provided with a side anti-skidding protective lip through an adhesive.
In a preferred embodiment, the supporting mechanism includes the support column of putting at the bottom, the quantity of the support column of putting at the bottom is a plurality of, every the top of the support column of putting at the bottom all has a supporting bench of putting at the bottom through bolt fixed mounting, and is a plurality of all there is the arc through bolt fixed mounting between the supporting bench of putting at the bottom to support the connecting rod, and is a plurality of the top of arc support the connecting rod all has the spacing seat of bearing type semicircle through bolt fixed mounting.
The extraction and use method of the formaldehyde purification equipment for the mixed gas comprises the following specific steps:
A. the air enters the air distributor from the lower part of the evaporator, and the air stirs the methanol from the small hole drum to the bottom of the evaporator and then rises to the space of the evaporation chamber through the tubes of the tubes.
B. During the process, the entrained methanol vapor forms air in the evaporation chamber, and finally the entrained methanol liquid is removed by a demister and is output from an upper port.
C. In-process at methanol oxidation reaction, need be connected relevant panel board and circuit and oxidation reaction mechanism, utilize main connection type axis bracing piece and the mutual joint of first semicircle joint pole for oxidation reaction mechanism installs the inner chamber in second semicircle joint groove, twists behind the suitable shape with plastic type arc connecting side lever, with the panel board that needs to fix, tentatively fixes between a plurality of plastic type arc connecting side lever.
D. Peg graft to the inner chamber of circular mounting groove with corresponding circular mount pad, utilize the mutual magnetism of the magnetite adsorption block of circular strong magnet and circular mounting groove inner chamber to inhale, reach preliminary fixed effect, recycle flange dish and fix the panel board simultaneously at the inner chamber of circular mounting groove with circular mount pad, can accomplish corresponding fixed work.
The invention has the technical effects and advantages that:
1. according to the invention, the instrument fixing mechanism is arranged, after the plastic arc-shaped connecting side rods are twisted to a proper shape, the instrument panel to be fixed is preliminarily fixed among the plastic arc-shaped connecting side rods, the corresponding round mounting seat is inserted into the inner cavity of the round mounting groove, the round strong magnet and the magnet adsorption block in the inner cavity of the round mounting groove are mutually attracted to achieve the preliminary fixing effect, the instrument panel and the round mounting seat are simultaneously fixed in the inner cavity of the round mounting groove by the flange connecting disc, the corresponding fixing work can be completed, and the convenience of connection and fixation of the oxidation reaction mechanism and the instrument panel is relatively improved;
2. according to the invention, by arranging the fixing mechanism, in the methanol oxidation reaction process, a related instrument panel and a circuit are required to be connected with the oxidation reaction mechanism, and the main connecting type middle shaft supporting rod and the first semicircular clamping rod are mutually clamped, so that the oxidation reaction mechanism is arranged in the inner cavity of the second semicircular clamping groove, and the second semicircular clamping rod and the spherical anti-skid rubber pad are clamped in the inner cavity of the corresponding annular mounting groove, and the convenience and the stability of the fixation and the support of the oxidation reaction mechanism are relatively improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic axial side structure of the present invention.
FIG. 3 is a schematic structural view of the oxidation reaction mechanism (1) of the present invention.
Fig. 4 is a schematic structural diagram of the external connection mechanism (2) of the present invention.
Fig. 5 is a schematic structural view of the support mechanism (4) of the present invention.
FIG. 6 is an enlarged view of the portion A of FIG. 5 according to the present invention.
FIG. 7 is an enlarged view of the portion B of FIG. 5 according to the present invention.
Fig. 8 is a schematic bottom structure view of the support mechanism (4) of the present invention.
The reference signs are: 1 oxidation reaction mechanism, 101 oxidation reactor, 102 conduit connecting seat, 103 reactor connecting seat, 2 external connecting mechanism, 21 annular fixed frame, 22 annular mounting groove, 23 main connecting type center shaft supporting rod, 24 side connecting supporting rod, 3 mounting mechanism, 31 side mounting seat, 32 first connecting type valve, 33 annular mounting empty groove, 34 second connecting type valve, 35 flange connecting groove, 36 bolt type knob, 4 supporting mechanism, 41 bottom supporting column, 42 bottom supporting platform, 43 arc supporting connecting rod, 44 bearing type semicircle limiting seat, 45 first semicircle clamping groove, 5 fixing mechanism, 51 fixing type semicircle clamping seat, 52 second semicircle clamping groove, 53 first semicircle clamping rod, 54 second semicircle clamping rod, 55 spherical antiskid rubber pad, 56 side antiskid protective lip, 6 instrument fixing mechanism, 61 arc supporting protective plate, 62 circular mounting groove, 63 circular mounting seat, 64 round strong magnets, 65 flange connecting discs, 66 plastic arc connecting side rods, 67 clamping convex rings, 68 winding rods and 69 spherical anti-falling blocks.
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.
Referring to the attached drawings 1-8 of the specification, the formaldehyde purification equipment and the extraction method for mixed gas of an embodiment of the invention can comprise an oxidation reaction mechanism 1, wherein the model of the oxidation reaction mechanism 1 is AM-YHT-400 series oxidation reactor, when the oxidation reaction mechanism 1 actually reacts, firstly, air enters an air distributor from the lower part of an evaporator, the air is blown from a small hole to the bottom of the evaporator to stir methanol, then the methanol is ascended to an evaporation chamber space through a pipe of a pipe array, during the process, the taken methanol steam forms air in the evaporation chamber, finally, a demister is used for removing the methanol liquid carried by the air and outputting the methanol liquid from an upper port, two sides of the outer wall of the oxidation reaction mechanism 1 are fixedly provided with connecting mechanisms 2 through bolts, two ends of the oxidation reaction mechanism 1 are fixedly provided with mounting mechanisms 3 through bolts, the bottom of the oxidation reaction mechanism 1 is fixedly provided with a supporting mechanism 4, the top of the supporting mechanism 4 is fixedly provided with a fixing mechanism 5 through bolts, one side of the fixing mechanism 5 is fixedly provided with a plurality of instrument fixing mechanisms 6, the external connecting mechanism 2 comprises an annular fixing frame 21, the inside of the annular fixing frame 21 is provided with an annular mounting groove 22, the annular fixing frame 21 and the annular mounting groove 22 are arranged in a one-to-one correspondence manner, the inner cavity of the annular mounting groove 22 is fixedly provided with a plurality of main connecting type center shaft supporting rods 23, the fixing mechanism 5 comprises a fixed type semicircular clamping seat 51, the inside of the fixed type semicircular clamping seat 51 is provided with a second semicircular clamping groove 52, the inner cavity of the second semicircular clamping groove 52 is fixedly provided with a plurality of first semicircular clamping connecting rods 53 through bolts, the instrument fixing mechanisms 6 comprise arc-shaped supporting guard plates 61, one side of the arc-shaped supporting guard plates 61 is provided with a plurality of circular mounting grooves 62 which are sequentially arranged at equal intervals, the inner cavities of the circular mounting grooves 62 are provided with magnetic adsorption blocks, the inner chamber joint of circular mounting groove 62 has circular mount pad 63, and the central point of circular mount pad 63 puts the welding and has circular strong magnet 64, and one side fixed mounting of circular mount pad 63 has flange connection dish 65, and one side fixed mounting that circular mount pad 63 is close to circular strong magnet 64 has a plurality of plastic arc connecting side levers 66.
A plurality of main connecting type middle shaft support rods 23 are all arranged in sequence in an annular equal distance, the main connecting type middle shaft support rods 23 are fixedly arranged in the inner cavity of an annular mounting groove 22 through bolts, first semicircular clamping connecting rods 53 are arranged in one-to-one correspondence with the main connecting type middle shaft support rods 23, a plurality of plastic arc-shaped connecting side rods 66 are all arranged in sequence in an annular equal distance, the number of the circular mounting seats 63 is consistent with that of the circular mounting grooves 62, the circular mounting grooves 62 are arranged in one-to-one correspondence with the circular mounting seats 63, clamping type convex rings 67 are fixedly arranged on the edges of the circular mounting seats 63 through bolts, winding rods 68 are fixedly arranged on two sides of the circular mounting grooves 62 through bolts, the winding rods 68 are fixedly arranged on one side of the arc-shaped supporting guard plate 61 through bolts, spherical anti-falling blocks 69 are fixedly arranged on one end of the winding rods 68 through bolts, side connecting support rods 24 are fixedly arranged on two ends of each main connecting type middle shaft support rod 23 through bolts, the side connecting support rod 24 is fixedly installed on the inner cavity side wall of the annular installation groove 22 through a bolt, the oxidation reaction mechanism 1 comprises an oxidation reactor 101, a conduit connecting seat 102 is fixedly installed at the top of the oxidation reactor 101 through a bolt, and a reactor connecting seat 103 is arranged at the top of the oxidation reactor 101 through the conduit connecting seat 102 in a communicating mode.
The mounting mechanism 3 comprises a side mounting seat 31, a first connecting type valve 32 is fixedly mounted on one side of the side mounting seat 31, an annular mounting empty groove 33 is welded on one side of the first connecting type valve 32, a second connecting type valve 34 is fixedly mounted on one side of the first connecting type valve 32 through the annular mounting empty groove 33, a flange connecting groove 35 is fixedly mounted in each of the first connecting type valve 32 and the annular mounting empty groove 33, a bolt type knob 36 is fixedly mounted in each of the second connecting type valves 34, a second semicircular clamping rod 54 is fixedly mounted at each of two ends of the first semicircular clamping rod 53 through a bolt, a spherical anti-skid rubber pad 55 is fixedly mounted on one side of the second semicircular clamping rod 54, which is far away from the corresponding first semicircular clamping rod 53, side anti-skid protective lips 56 are fixedly mounted on two sides of the top of the fixed semicircular clamping seat 51 through an adhesive, the supporting mechanism 4 comprises a bottom supporting column 41, the quantity of the support columns 41 arranged at the bottom is a plurality of, the top of each support column 41 arranged at the bottom is provided with a support platform 42 arranged at the bottom through bolt fixing, arc-shaped support connecting rods 43 are arranged between the support platforms 42 arranged at the bottom through bolt fixing, and the tops of the arc-shaped support connecting rods 43 are provided with bearing-type semicircular limit seats 44 through bolt fixing.
The working principle is as follows: during the methanol oxidation reaction, the related instrument panel and the circuit are required to be connected with the oxidation reaction mechanism 1, the main connecting type central shaft support rod 23 and the first semicircular clamping connecting rod 53 are clamped with each other, so that the oxidation reaction mechanism 1 is arranged in the inner cavity of the second semicircular clamping groove 52, the instrument panel required to be fixed is fixed among a plurality of plastic arc connecting side rods 66 after the plastic arc connecting side rods 66 are twisted to be in a proper shape, peg graft to the inner chamber of circular mounting groove 62 with corresponding circular mount pad 63, utilize the magnetite of circular strong magnet 64 and circular mounting groove 62 inner chamber to adsorb the mutual magnetism of piece and inhale, reach preliminary fixed effect, recycle flange dish 65 and fix the panel board simultaneously at the inner chamber of circular mounting groove 62 with circular mount pad 63, can accomplish corresponding fixed work.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. A formaldehyde purification equipment for mixed gas, which comprises an oxidation reaction mechanism (1), and is characterized in that: external connecting mechanisms (2) are fixedly mounted on two sides of the outer wall of the oxidation reaction mechanism (1) through bolts, mounting mechanisms (3) are fixedly mounted at two ends of the oxidation reaction mechanism (1) through bolts, a supporting mechanism (4) is fixedly mounted at the bottom of the oxidation reaction mechanism (1), a fixing mechanism (5) is fixedly mounted at the top of the supporting mechanism (4) through bolts, and a plurality of instrument fixing mechanisms (6) are fixedly mounted on one side of the fixing mechanism (5);
the external connecting mechanism (2) comprises an annular fixed frame (21), an annular mounting groove (22) is formed in the annular fixed frame (21), the annular fixed frame (21) and the annular mounting groove (22) are arranged in a one-to-one correspondence manner, a plurality of main connecting type center shaft supporting rods (23) are fixedly mounted in an inner cavity of the annular mounting groove (22), the fixing mechanism (5) comprises a fixing type semicircular clamping seat (51), a second semicircular clamping groove (52) is formed in the fixing type semicircular clamping seat (51), a plurality of first semicircular clamping rods (53) are fixedly mounted in an inner cavity of the second semicircular clamping groove (52) through bolts, the instrument fixing mechanism (6) comprises an arc-shaped supporting protective plate (61), and a plurality of equidistant circular mounting grooves (62) which are sequentially arranged are formed in one side of the arc-shaped supporting protective plate (61), the inner chamber of circular mounting groove (62) is equipped with the magnetic piece that adsorbs, the inner chamber joint of circular mounting groove (62) has circular mount pad (63), the central point of circular mount pad (63) puts the welding and has circular strong magnet (64), one side fixed mounting of circular mount pad (63) has flange connection dish (65), one side fixed mounting that circular mount pad (63) are close to circular strong magnet (64) has a plurality of plastic arc connecting side lever (66).
2. The apparatus of claim 1, wherein the apparatus comprises: the main connecting type middle shaft supporting rods (23) are sequentially arranged in an annular equidistant mode, the main connecting type middle shaft supporting rods (23) are fixedly installed in the inner cavity of the annular installation groove (22) through bolts, and the first semicircular clamping connecting rods (53) and the main connecting type middle shaft supporting rods (23) are arranged in a one-to-one correspondence mode.
3. The apparatus of claim 1, wherein the apparatus comprises: it is a plurality of plastic arc side connection lever (66) all are annular equidistance and set gradually, circular mount pad (63) are unanimous with the quantity of circular mounting groove (62), and circular mounting groove (62) all are the one-to-one setting with circular mount pad (63).
4. The apparatus of claim 1, wherein the apparatus comprises: the edge of circular mount pad (63) has joint type bulge loop (67) through bolt fixed mounting, there are wire wrapping rod (68) all through bolt fixed mounting in the both sides of circular mounting groove (62), wire wrapping rod (68) support one side of backplate (61) through bolt fixed mounting in the arc, there is ball-type anticreep piece (69) in the one end of wire wrapping rod (68) through bolt fixed mounting.
5. The apparatus of claim 1, wherein the apparatus comprises: two ends of each main connecting type middle shaft supporting rod (23) are fixedly provided with side connecting supporting rods (24) through bolts, and the side connecting supporting rods (24) are fixedly arranged on the side wall of the inner cavity of the annular mounting groove (22) through bolts.
6. The apparatus of claim 1, wherein the apparatus comprises: the oxidation reaction mechanism (1) comprises an oxidation reactor (101), a guide pipe connecting seat (102) is fixedly installed at the top of the oxidation reactor (101) through a bolt, and a reactor connecting seat (103) is arranged at the top of the oxidation reactor (101) through the guide pipe connecting seat (102) in a communicated mode.
7. The apparatus of claim 1, wherein the apparatus comprises: installation mechanism (3) are including side mount pad (31), one side fixed mounting that the mount pad (31) was put to the side has first connection type valve (32), one side welding of first connection type valve (32) has annular installation dead slot (33), one side of first connection type valve (32) has second connection type valve (34) through annular installation dead slot (33) fixed mounting, the equal fixed mounting in inside of first connection type valve (32) and annular installation dead slot (33) has flange connection groove (35), the inside fixed mounting of second connection type valve (34) has bolt type knob (36).
8. The apparatus of claim 1, wherein the apparatus comprises: the both ends of first semicircle joint pole (53) all have second semicircle joint pole (54) through bolt fixed mounting, corresponding first semicircle joint pole (53) one side equal fixed mounting has ball-type antiskid rubber mat (55) is kept away from in second semicircle joint pole (54), the top both sides of fixed type semicircle joint seat (51) all have side antiskid lip protector (56) through adhesive fixed mounting.
9. The apparatus of claim 1, wherein the apparatus comprises: supporting mechanism (4) are including the end support column (41) of putting, the quantity of the end support column (41) of putting is a plurality of, every the top of the end support column (41) of putting all has end supporting bench (42) through bolt fixed mounting, and is a plurality of all there is arc support connecting rod (43), a plurality of arc support connecting rod (43) top of arc support connecting rod (43) all has spacing seat (44) of bearing type semicircle through bolt fixed mounting between the end supporting bench (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010654871.0A CN111750228B (en) | 2020-07-09 | 2020-07-09 | Formaldehyde purification equipment and extraction method for mixed gas |
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| CN202010654871.0A CN111750228B (en) | 2020-07-09 | 2020-07-09 | Formaldehyde purification equipment and extraction method for mixed gas |
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| CN111750228B true CN111750228B (en) | 2022-08-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10062814A1 (en) * | 2000-12-15 | 2002-06-20 | Ticona Gmbh | Process for removing methanol from formaldehyde-containing solutions |
| US6753517B2 (en) * | 2001-01-31 | 2004-06-22 | Cem Corporation | Microwave-assisted chemical synthesis instrument with fixed tuning |
| WO2012046761A1 (en) * | 2010-10-05 | 2012-04-12 | 群栄化学工業株式会社 | Binder for production of inorganic fiber product, and process for production of inorganic fiber product |
| DE102011053800A1 (en) * | 2011-09-20 | 2013-03-21 | Invite GmbH | Holding frame for a multi-coupling for filling and / or emptying a chemical plant container |
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Denomination of invention: A formaldehyde purification equipment and extraction method for mixed gases Effective date of registration: 20230615 Granted publication date: 20220816 Pledgee: Weihai Commercial Bank Co.,Ltd. Zibo Branch Pledgor: ZIBO QIXING CHEMICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980044394 |
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