CN206152383U - Novel catalytic distillation subassembly - Google Patents
Novel catalytic distillation subassembly Download PDFInfo
- Publication number
- CN206152383U CN206152383U CN201621045072.9U CN201621045072U CN206152383U CN 206152383 U CN206152383 U CN 206152383U CN 201621045072 U CN201621045072 U CN 201621045072U CN 206152383 U CN206152383 U CN 206152383U
- Authority
- CN
- China
- Prior art keywords
- lath
- ripple silk
- ripple
- silk net
- net bag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Catalysts (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a novel catalytic distillation subassembly, includes: catalyst granules filler, ripple silk screen package, straight lath and lath lacing wire, ripple silk screen package in load the catalyst granules and pack, ripple silk screen package for the multi -disc, ripple silk screen package by straight lath interval location and support, the lath lacing wire with each straighten the lath with one end welded connection. The utility model discloses a two the same radially is horizontally ripple silk screen piece and uses base that the crest corresponds and carry out calandria that the welding of mirror image lock formed as the catalyst package as the mirror image face to straight lath clamp makes to have formed fixed corrugate clearance as the gaseous phase passageway between two ripple silk screen packages between two ripple silk screen packages. This corrugate gaseous phase passageway has increased the gas -liquid horizontal mass transfer heat transfer efficiency between the catalyst that gets along with because the continuous change of gas flow and liquid flow direction is showing and is improving the diffusion of gas -liquid in the catalyst, has higher theoretical number of plate.
Description
Technical field
The utility model is related to a kind of new catalytic distillation component, it is adaptable in the catalytic distillation tower of various reactive distillations.
Background technology
Reactive distillation has been widely used in many catalytic reactions, and its principle is the rectifying section and stripping section in rectifying column
Between increased reactive distillation section, reactive distillation section is enclosed not only has rectifying action again while the catalysis steaming for carrying out catalytic reaction
Evaporate component so that the reactant concentration under reaction microenvironment is maximum all the time, and the concentration of product is minimum, so as to break chemistry
Balance, all the time forward direction is carried out to make chemical reaction, and the application of catalytic distillation technology substantially increases reaction conversion ratio and selectivity.
In order to achieve the above object, the patent and technology of many catalytic distillation components are disclosed.The He of patent 99223276.7
02233432.7 all discloses a kind of preparation method of catalytic distillation component, it is characterized in that woven wire and catalyst is housed
Glass fibre mesh bag is rolled and formed.Patent CN1602988 discloses a kind of catalytic distillation component and the catalysis steaming using the component
Evaporate method, it is characterized in that by the silk screen container of loading catalyst particle one by one or interval be placed into filler plate stack to be formed from
The purpose of raising component liquid holdup and mass transfer effect is reached by passage and by the perforate on filler corrugated plating.Patent
CN101596370 discloses a kind of Catalyst packing component and its packing method, it is characterized in that Catalyst packing special
In basket basket, the blue interior calotte for arranging ventilation of basket, gas is horizontally through catalyst layer, occurs with the liquid phase in catalyst by calotte
Mass transfer and catalytic reaction.Patent ZL201220268070.1 discloses a kind of efficient catalytic distillation component, it is characterized in that catalysis is steamed
Evaporate component two semi cylindrical portions up and down by guiding gutter mutually at an angle of 90 to constitute.The U of patent CN 204107073 discloses one kind
Catalytic distillation component, the silk screen bag that it is characterized in that loading catalyst is that the structured packing silk screen being staggeredly superimposed by oblique ripple is constituted,
And the gas phase channel of component be by between silk screen bag add structured packing plate shape into.
The construction of above-mentioned patent and making are all more complicated, cause gas phase and liquid phase resistance larger, and component consumptive material is more.This
Utility model catalytic distillation component adopts two panels identical radially in horizontal corrugation mesh sheet and with crest base as mirror image face
Carry out mirror image and fasten the comb of welding formation as catalyst bag, be clipped between two ripple silk net bags with straight board lath, make two
Fixed corrugated gap is defined between ripple silk net bag as gas phase channel.This corrugated gas phase channel is due to gas stream
With the continuous change of direction of liquid flow, significantly improve diffusion of the gas-liquid in catalyst particles particulate filler, increased liquid phase with
Horizontal mass-and heat-transfer efficiency between catalyst so that the utility model has higher number of theoretical plate, and the utility model
Simple structure, makes easy, and material consumption is less.
The content of the invention
Technical problem to be solved in the utility model is to be directed to the deficiencies in the prior art, and provides a kind of new
Efficient catalytic distillation component.
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of new catalytic distills component, it is characterised in that include：Catalyst particles particulate filler (1), ripple silk net bag (2),
Straight board lath (3) and lath lacing wire (4)；Filling catalyst granules filler (1) in described ripple silk net bag (2)；Described ripple
Silk screen bag (2) is multi-disc；Described ripple silk net bag (2) is by described straight board lath (3) positioned at intervals and support；Described lath
Lacing wire (4) is welded to connect with same one end of each straight board lath (3).
Described straight board lath (3) is clipped between two adjacent ripple silk net bags (2), described straight board lath (3) two ends weldering
Connect and be fixed in described lath lacing wire (4), described straight board lath (3) forms fixed frame with described lath lacing wire (4).
The crest of two described adjacent ripple silk net bags (2) is corresponding for level with trough, and is separated by straight board lath (3)
To form gas phase channel, the horizontal width of the gas phase channel for being formed is the single corrugation mesh sheet (201) of ripple silk net bag (2)
Crest height and straight board lath (3) thickness sum.
Described ripple silk net bag (2) is entered by mirror image face of crest base by two panels identical corrugation mesh sheet (201)
Row mirror image fastens to form comb shape, comb apparatus with catalyst inside granular filler (1)；The two panels ripple of described formation ripple silk net bag
Periphery and trough after silk netting (201) fastening is connected with welding manner and is sealed.
The comb direction that described ripple silk net bag (2) is formed is axial level, i.e. the ripple axle of ripple silk net bag (2)
Angle between line direction and horizontal line is 0 °.
Described fixed frame has 2 or more than 2.
The advantage of technical solutions of the utility model is：The utility model catalytic distillation component is using two panels identical radial direction
In horizontal corrugation mesh sheet and mirror image is carried out as mirror image face using the corresponding base of crest and fasten comb that welding formed as urging
Agent bag, is clipped between two ripple silk net bags with straight board lath, makes to define fixed corrugated between two ripple silk net bags
Gap is used as gas phase channel.This corrugated gas phase channel is significantly improved due to the continuous change of gas stream and direction of liquid flow
Gas-liquid diffusion in the catalyst, increased the horizontal mass-and heat-transfer efficiency between liquid phase and catalyst so that this practicality
It is new with higher number of theoretical plate, and the utility model simple structure makes easy, and material consumption is less.
Description of the drawings
Fig. 1：The utility model catalytic distillation modular construction assembling schematic diagram；
Fig. 2-1 is the utility model ripple silk net pack arrangement schematic diagram；
Fig. 2-2 is the A of Fig. 2-1 to schematic diagram；
Fig. 2-3 is the decomposing schematic representation of Fig. 2-1；
Fig. 3-1 is the utility model B to schematic diagram,
Fig. 3-2, Fig. 3-3, Fig. 3-4 are Fig. 3-1 decomposing schematic representations；
Wherein, 1, catalyst particles particulate filler, 2, ripple silk net bag, 3, straight board lath, 4, lath lacing wire, 201, ripple silk net,
The length of L, catalytic distillation component, H, the height of catalytic distillation component, D, the width of catalytic distillation component, h2, ripple silk net
Adjacent peaks centre-to-centre spacing, h3, the crest height of ripple silk net.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail, but the utility model is not limited to description below：
Referring to each accompanying drawing, a kind of new catalytic distills component, including：Catalyst particles particulate filler (1), ripple silk net bag (2),
Straight board lath (3) and lath lacing wire (4)；Filling catalyst granules filler (1) in described ripple silk net bag (2)；Described ripple
Silk screen bag (2) is shown in Fig. 1 for multi-disc；Described ripple silk net bag (2) is by described straight board lath (3) positioned at intervals and support；It is described
Lath lacing wire (4) be welded to connect with same one end of each straight board lath (3) and see Fig. 1.
See that the straight board lath (3) described in Fig. 1 is clipped between two adjacent ripple silk net bags (2), described straight board lath (3) two
End is weldingly fixed in described lath lacing wire (4), and described straight board lath (3) forms fixed frame with described lath lacing wire (4)
Frame.
See that the crest of two adjacent ripple silk net bags (2) described in Fig. 3 is corresponding for level with trough, and by straight board lath
(3) separate to form gas phase channel, the horizontal width of the gas phase channel for being formed is the single ripple silk net of ripple silk net bag (2)
The crest height of piece (201) and the thickness sum of straight board lath (3).
See that the ripple silk net bag (2) described in Fig. 2-2,2-3 is with crest base by two panels identical corrugation mesh sheet (201)
Mirror image is carried out for mirror image face to fasten to form comb shape, comb apparatus with catalyst inside granular filler (1)；Described formation ripple silk net bag
Two panels corrugation mesh sheet (201) fasten after periphery and trough with welding manner connect and seal.
See that the comb direction that the ripple silk net bag (2) described in Fig. 1 is formed is axial level, i.e. the ripple of ripple silk net bag (2)
Angle between line axis direction and horizontal line is 0 °.
See that the fixed frame described in Fig. 1 there are 2 or more than 2.
Embodiment 1：
(1) referring to shown in Fig. 1,2,3, select first：1. the catalyst of particle diameter 1.5mm；2. the 304SS of aperture 1mm
Stainless steel cloth；3. 304SS corrosion resistant plates of thickness 2mm, width 20mm；
(2) stainless steel cloth is pressed into into crest height h3=20mm, crest centre-to-centre spacing h2=50mm, length L=
The corrugation mesh sheet of 800mm, height H=400mm；
(3) two corrugation mesh sheet are carried out into mirror image as mirror image face with crest base to fasten to form comb shape and flanging, is stayed
Comb one is taken, all welding is shut for remaining flanging, from reserved comb mouth loading catalyst granular filler, then weld envelope
Extremely, ripple silk net bag has been produced；
(4) corrosion resistant plate is cut into the straight board lath of length 400mm；
(5) corrosion resistant plate is cut into the stainless steel strip of length 500mm as lath lacing wire；
(6) assembled according to the structure shown in accompanying drawing 1～3, finally welded lath lacing wire with straight board lath one by one, so as to
Long 800mm, high 400mm, width 500mm, the catalytic distillation component of ripple silk net Inter-packet gap width=h3+2=22mm are made.
Embodiment 2：
According to the same method and steps of embodiment 1, simply crest height h3=10mm of ripple silk net, referring to Fig. 1,2,
Structure shown in 3 is assembled, finally by tie rod gusset one by one with straight board lath weld, so as to made long 800mm, high 400mm,
The catalytic distillation component of wide 500mm, ripple silk net Inter-packet gap width 12mm.
Embodiment 3：
According to the same method and steps of embodiment 1, the simply thickness 5mm of straight board lath, crest height h3=20mm, referring to
Structure shown in accompanying drawing 1,2,3 is assembled, finally by lath lacing wire one by one with straight board lath weld, so as to made long 800mm,
High 400mm, width 500mm, the catalytic distillation component of ripple silk net Inter-packet gap width 25mm.
Comparative example 1：
Comparative example 1 is a kind of catalytic distillation component of the prior art, and the catalytic distillation component is by woven wire
Roll with the glass fibre mesh bag equipped with catalyst and form.
Comparative example 2：
Comparative example 2 is a kind of catalytic distillation component of the prior art, and the catalytic distillation component is by two ripples
Woven wire structured packing plate stitch welding staggeredly together, by the ripple of woven wire structured packing plate catalyst silk screen is constituted
Bag, this silk screen bag is superimposed composition.
Comparative example 3：
Comparative example 3 is a kind of catalytic distillation component of the prior art, and the catalytic distillation component is by filling catalysis
The silk screen container of agent particle is one by one or the filler plate that is placed at interval is stacked in the clear passage to be formed and by filler plate
What perforate was formed.
Respectively the catalytic distillation structure of Example 1～3 and comparative example 1～3 are in the fluid force that internal diameter is 300 millimeters
Learn on experimental rig in liquid spraying density L=20m3/(m2.h) (per square metre per hour of cubic meter) and gas phase loading factor Fv
=1.90m/s (kg/m3) 0.5 carry out the test of total liquid inventory and pressure drop and mass-transfer performance is tested (with height of transfer unit H25
Meter), as a result as shown in table 1, wherein, L=20m3/(m2.h) represent that the amount of liquid that every square metre of filler section passes through per hour is
20 cubic metres, H25Finger carries out the height of transfer unit of mass transfer tests at 25 DEG C.
Table 1
As seen from Table 1, the catalytic distillation structure for being provided using the utility model, height of transfer unit or pressure drop are all
Significantly lower than existing catalytic distillation component, illustrate that catalytic distillation structure mass-transfer efficiency of the present utility model is higher, pressure drop is relatively low,
Operating flexibility is big.
In sum, the utility model adopts two panels identical radially in horizontal corrugation mesh sheet and corresponding with crest
Base is that mirror image face carries out the comb of mirror image fastening welding formation as catalyst bag, and with straight board lath two ripple silk net bags are clipped in
Between, make to be defined between two ripple silk net bags fixed corrugated gap as gas phase channel.This corrugated gas phase is led to
Road significantly improves gas-liquid diffusion in the catalyst due to the continuous change of gas stream and direction of liquid flow, increased gas-liquid
Horizontal mass-and heat-transfer efficiency mutually and between catalyst so that the utility model has higher number of theoretical plate, and this practicality
New structure is simple, makes easy, and material consumption is less.
Above-described embodiment can not limit this simply to illustrate technology design of the present utility model and technical characterstic with this
The protection domain of utility model.All equivalent transformations done according to essence of the present utility model or modification, all should cover at this
Within the protection domain of utility model.
Claims (6)
1. a kind of new catalytic distills component, it is characterised in that include：It is catalyst particles particulate filler (1), ripple silk net bag (2), straight
Lath (3) and lath lacing wire (4)；Filling catalyst granules filler (1) in described ripple silk net bag (2)；Described corrugation
Net bag (2) is multi-disc；Described ripple silk net bag (2) is by described straight board lath (3) positioned at intervals and support；Described lath draws
Muscle (4) is welded to connect with same one end of each straight board lath (3).
2. a kind of new catalytic according to claim 1 distills component, it is characterised in that described straight board lath (3) is clipped in
Between two adjacent ripple silk net bags (2), described straight board lath (3) two ends are weldingly fixed in described lath lacing wire (4),
Described straight board lath (3) forms fixed frame with described lath lacing wire (4).
3. a kind of new catalytic according to claim 2 distills component, it is characterised in that two described adjacent ripples
The crest of silk screen bag (2) is corresponding for level with trough, and separates to form gas phase channel by straight board lath (3), the gas phase for being formed
The horizontal width of passage is the crest height of the single corrugation mesh sheet (201) of ripple silk net bag (2) and the thickness of straight board lath (3)
Sum.
4. a kind of new catalytic according to claim 1 distills component, it is characterised in that described ripple silk net bag (2)
It is to carry out mirror image with crest base as mirror image face by two panels identical corrugation mesh sheet (201) and fasten to form comb shape, in comb
Dress catalyst particles particulate filler (1)；Periphery and ripple after two panels corrugation mesh sheet (201) fastening of described formation ripple silk net bag
Paddy is connected with welding manner and is sealed.
5. a kind of new catalytic according to claim 4 distills component, it is characterised in that described ripple silk net bag (2)
The comb direction of formation is axial level, i.e. the angle between the ripple axis direction and horizontal line of ripple silk net bag (2) is
0°。
6. a kind of new catalytic according to claim 2 distills component, it is characterised in that described fixed frame has 2
Or more than 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045072.9U CN206152383U (en) | 2016-09-09 | 2016-09-09 | Novel catalytic distillation subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045072.9U CN206152383U (en) | 2016-09-09 | 2016-09-09 | Novel catalytic distillation subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206152383U true CN206152383U (en) | 2017-05-10 |
Family
ID=58651977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621045072.9U Active CN206152383U (en) | 2016-09-09 | 2016-09-09 | Novel catalytic distillation subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206152383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112074587A (en) * | 2018-04-11 | 2020-12-11 | 鲁姆斯科技有限责任公司 | Structured packing for catalytic distillation |
-
2016
- 2016-09-09 CN CN201621045072.9U patent/CN206152383U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112074587A (en) * | 2018-04-11 | 2020-12-11 | 鲁姆斯科技有限责任公司 | Structured packing for catalytic distillation |
| CN112074587B (en) * | 2018-04-11 | 2022-08-16 | 鲁姆斯科技有限责任公司 | Structured packing for catalytic distillation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206081710U (en) | Novel catalytic distillation subassembly | |
| CN102070417A (en) | Dimethoxym ethane catalytic distillation production process and production equipment thereof | |
| CN206152383U (en) | Novel catalytic distillation subassembly | |
| CN103691387A (en) | Circularly-arranged catalytic distillation packing | |
| CN105920867B (en) | A kind of new catalytic distillation component | |
| CN102872767A (en) | Industrialized plate type reactor for carbonylating and coupling to synthesize ester | |
| CN204656548U (en) | A kind of combination structured packing of loading catalyst | |
| CN204685110U (en) | A kind of novel plug filler of loading catalyst | |
| CN104324683A (en) | Machinable catalytic screen mesh belt | |
| CN203695061U (en) | Circularly distributed catalytic distillation packing | |
| CN107519824B (en) | Composite high-flux catalytic distillation tower component | |
| CN107952407A (en) | A kind of window diversion type tablet and structured packing | |
| CN203184019U (en) | Windowing diversion catalyst packing | |
| CN203155232U (en) | Difference-peak wire mesh corrugated packing | |
| CN215139719U (en) | Nitrogen oxide reaction tower | |
| CN207507490U (en) | A kind of etherification reaction catalytic rectification packing with alternative flow structure | |
| CN206045454U (en) | A kind of combined stuffing for catalytic distillation | |
| CN214937123U (en) | Device for synthesizing methanol by using carbon dioxide and water | |
| CN104587945A (en) | Regular catalytic packing in catalytic distillation column and preparation method of regular catalytic packing | |
| CN112074587B (en) | Structured packing for catalytic distillation | |
| CN102908976B (en) | Serrate double-layer wire mesh corrugated packing | |
| CN1274381C (en) | Catalyst distillation component and catalyst distillation method used said component | |
| CN209138637U (en) | High efficient gas and liquid reactor | |
| CN211412042U (en) | Novel efficient regular catalytic packing module for catalytic reaction rectification | |
| CN209093317U (en) | Gas-liquid reactor baffle plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |