CN208612469U - A kind of tubular reactor - Google Patents
A kind of tubular reactor Download PDFInfo
- Publication number
- CN208612469U CN208612469U CN201820858161.8U CN201820858161U CN208612469U CN 208612469 U CN208612469 U CN 208612469U CN 201820858161 U CN201820858161 U CN 201820858161U CN 208612469 U CN208612469 U CN 208612469U
- Authority
- CN
- China
- Prior art keywords
- tube
- helix
- heat exchanging
- porous plate
- fluid
- 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
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a kind of tubular reactor, comprising: reaction tube (2), reacting fluid can be accommodated to pass therethrough and reacted wherein, the reaction tube (2) includes multiple helix tubes (21), and multiple helix tubes (21) wind in a helical pattern or multiple helix tubes (21) are arranged in a manner of helical array, and multiple helix tubes (21) are in sequential series and form the reaction tube.Enabling to reacting fluid by the utility model, the residence time lengthens significantly wherein, solve the problems, such as that pipeline needs are processed too long, industrially are not easy to realize when reaction rate is very low in the prior art, it efficiently reduces occupied area, can realize well, and heat transfer effect increases, increase the length of flow of fluid, it ensure that reaction time, be suitble to the reaction of larger residence time.
Description
Technical field
The utility model belongs to chemical industry, medical field of mechanical technique, and in particular to a kind of tubular reactor.
Background technique
Tubular reactor one kind in a tubular form, the very big continuous manipulation reactor of draw ratio.This reactor can be very long, such as
The reactor pipe range of propylene dimerization is in terms of kilometer.The structure of reactor can be single tube, be also possible to multitube parallel；It can be sky
Pipe, such as tube cracking furnace is also possible to the filling pipe of the filler particles shape catalyst in pipe, to carry out heterogeneous catalytic reaction.
Traditional tubular reactor has the disadvantage that:
1) occupied area is larger, is fixed by bracket；
2) required pipeline is too long when reaction rate is very low, is industrially not easy to realize；
3) heating and cooling requirement setting casing or jacket for heat exchange, heat exchange efficiency is not high, and heat transfer effect is bad.
It is taken up a large area since tubular reactor in the prior art exists, pipeline is too long to be industrially not easy to realize and exchange heat
The technical problems such as ineffective, therefore the utility model researching and designing goes out a kind of tubular reactor.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome tubular reactor in the prior art to there is land occupation
Area is big, the too long defect for being industrially not easy to realize and heat transfer effect is bad of pipeline, to provide a kind of tubular reactor.
The utility model provides a kind of tubular reactor comprising:
Reaction tube can accommodate reacting fluid and pass therethrough and be reacted wherein, and the reaction tube includes multiple spiral shells
Coil, and multiple helix tubes are wound in a helical pattern or multiple helix tubes are arranged in a manner of helical array,
And multiple helix tubes are in sequential series and form the reaction tube.
Preferably,
It further include mandrel, and multiple helix tubes are wrapped in when multiple helix tubes are wound in a helical pattern
The periphery of the mandrel, and it is radially arranged into two layers or more of structure shape from the inside to the outside in the periphery of the mandrel
Formula.
Preferably,
It also include multiple helix tubes in each layer；And/or the winding direction of the helix tube between adjacent layer
On the contrary；And/or in the section perpendicular to fluid flow direction, the helix tube be truncated into round, ellipse or polygon；
And/or the material of the helix tube is at least one of steel, Hastelloy, titanium；And/or the inner wall of the helix tube
And/or groove is provided on outer wall.
Preferably,
When the helix tube is round tube:
Minimum clearance between adjacent two layers of spiral pipes is less than or equal to 5 times of the diameter of the helix tube, and/or,
5 times of minimum clearance between two helix tubes of same layer again smaller than the diameter for being equal to the helix tube；And/or adjacent two layers spiral shell
Partition is additionally provided between coil；
And/or the caliber of the helix tube, between φ 3mm- φ 32mm, the thickness of the helix tube is in 0.6mm~1mm
Between.
Preferably,
The reaction tube further includes elbow, and the elbow is set to the one or both sides of the axis direction of the helix tube,
And two helix tubes are connected to.
Preferably,
The reactor further includes shell, and the reaction tube is set in the shell, further includes being arranged in the shell
Interior the second porous plate positioned at the first porous plate of helix tube axial direction side and positioned at the helix tube axial direction other side,
First porous plate, second porous plate are both secured on the inner wall of the shell, so that first porous plate, described
The heat exchanger channels for heat exchanging fluid flowing and exchange heat between energy and the helix tube are formed between second porous plate and the shell,
Multiple pass-through zones, the part in the multiple pass-through zone are provided on first porous plate and second porous plate
The helix tube can allow for extend there through；It is preferred that other part pass-through zone can allow for heat exchanging fluid to flow therethrough, it is described
Pass-through zone is preferably hole.
Preferably,
At least one reacting fluid entrance sleeve and a reacting fluid discharge connection are connected on the shell, and
The helix tube can be connected with the reacting fluid entrance sleeve and the helix tube can connect with the reacting fluid discharge connection
It is logical；And/or
It is connected with a heat exchanging fluid entrance sleeve and a heat exchanging fluid discharge connection on the shell, passes through institute
Heat exchanging fluid can be passed through in the shell by stating heat exchanging fluid entrance sleeve, can be incited somebody to action by the heat exchanging fluid discharge connection
Heat exchanging fluid export in the shell.
Preferably,
When including mandrel:
It is used to be uniformly distributed on the first porous plate for the pass-through zone that heat exchanging fluid passes through on first porous plate,
And the pass-through zone passed through for heat exchanging fluid be located at the mandrel radial outside and be located at first porous plate it is radially outside
The radially inner side of edge；
And/or the pass-through zone for passing through for heat exchanging fluid on second porous plate is equal on the second porous plate
Even distribution, and the pass-through zone passed through for heat exchanging fluid is located at the radial outside of the mandrel and is located at second porous plate
The radially inner side of radially outward edge；
And/or the gross area of the pass-through zone on first porous plate for passing through for heat exchanging fluid is greater than or equal to
The sectional area of heat exchanging fluid entrance sleeve；And/or the pass-through zone on second porous plate for passing through for heat exchanging fluid
The gross area is greater than or equal to the sectional area of heat exchanging fluid entrance sleeve.
Preferably,
It further include being arranged in the shell and by the reacting fluid entrance sleeve and the heat exchanging fluid entrance sleeve
The first tube sheet and setting being separated go out in the shell and by the reacting fluid discharge connection and the heat exchanging fluid
The second tube sheet that mouth adapter tube is separated,
Be provided on first tube sheet perforative first through hole, can allow for the helix tube extend there through and with it is described
It is connected between reacting fluid entrance sleeve, perforative second through-hole is provided on second tube sheet, can allow for the spiral
Pipe is extended there through and is connected between the reacting fluid discharge connection,
There is the first bobbin carriage, the heat exchanging fluid entrance sleeve and institute between first tube sheet and first porous plate
It states and is connected inside the first bobbin carriage；The second bobbin carriage, the heat exchange stream are formed between second tube sheet and second porous plate
It is connected inside body discharge connection and second bobbin carriage.
And first tube sheet and second tube sheet are respectively fixedly connected in the inner walls.
Preferably,
The mandrel includes round tube, capping and cylinder, and the capping is set at one end of the round tube, and the cylinder
One end be arranged in the capping, the other end of the cylinder is towards the side protrusion away from the capping (12), and the envelope
It covers and is additionally provided with circular hole, heat exchanging fluid can allow for pass through the capping and enter inside the round tube；
And/or
When simultaneously including elbow, porous plate and tube sheet:
Connection between the helix tube and elbow be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；
And/or the connection between the helix tube and porous plate be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；
And/or the connection between the helix tube and the tube sheet be rise connect, weld and rise weldering at least one of.
A kind of tubular reactor provided by the utility model has the following beneficial effects:
1. the tubular reactor of the utility model, by using helix tube on core the structure of spiral winding and multiple
Helix tube is in sequential series, and at a homogeneous tube, enabling to reacting fluid, the residence time lengthens significantly wherein, efficiently solves existing
Pipeline needs are processed too long, are industrially not easy the problem of realizing when reaction rate is very low in technology, efficiently reduce land occupation
Area can be realized well, and heat transfer effect increases, and increase the length of flow of fluid, when ensure that reaction stops
Between, it is suitble to the reaction of larger residence time；When industrially needing longer pipeline, it also can guarantee lesser volume, be convenient for
Industrialized realization；
2. the tubular reactor of the utility model, heat transferring medium is across helix tube and between helix tube and shell
Gap exchanges heat, and convective heat-transfer coefficient is high, good effect of heat exchange, overcomes collet or the ineffective disadvantage of sleeve heat exchange；
Hole on porous plate not only acts as the effect of fixed spiral winding pipe, more some hole passed through for heat exchanging fluid, guarantees anti-
Answer the heat transfer effect of device；The gap in gap and same layer between spiral winding tube layer and layer ensure that passing through for heat exchanging fluid, together
When in turn ensure the coefficient of heat transfer, improve heat transfer effect.
Detailed description of the invention
Fig. 1 is the internal sectional sectional view of the first embodiment of the tubular reactor of the utility model；
Fig. 2 is the internal sectional sectional view of second of embodiment of the tubular reactor of the utility model；
Fig. 3 is the internal sectional sectional view of the third embodiment of the tubular reactor of the utility model；
Fig. 4 is the solid of the first embodiment of multiple helix tube spiral windings of the tubular reactor of the utility model
Structural schematic diagram；
Fig. 5 is the positive structure schematic in Fig. 4；
Fig. 6 is the front of second of embodiment of multiple helix tube spiral windings of the tubular reactor of the utility model
Structural schematic diagram；
Fig. 7 is the schematic perspective view of the single spiral tube in Fig. 6；
Fig. 8 is the internal sectional structure schematic diagram of the mandrel of the tubular reactor of the utility model；
Fig. 9 is the side structure schematic view of the porous plate of the tubular reactor of the utility model.
Appended drawing reference indicates in figure are as follows:
1, mandrel；11, round tube；12, it covers；13, cylinder；14, circular hole；2, reaction tube；21, helix tube；22, elbow；3,
Shell；41, the first porous plate；42, the second porous plate；43, the hole of fixed helix tube；44, the hole passed through for heat exchanging fluid；51,
Reacting fluid entrance sleeve；52, reacting fluid discharge connection；61, heat exchanging fluid entrance sleeve；62, heat exchanging fluid discharge connection；
71, the first tube sheet；72, the second tube sheet；81, the first bobbin carriage；82, the second bobbin carriage；9, end socket.
Specific embodiment
As shown in figs 1-9, the utility model provides a kind of tubular reactor comprising:
Reaction tube 2 can accommodate reacting fluid and pass therethrough and be reacted wherein, and the reaction tube 2 includes multiple
Helix tube 21, and multiple helix tubes 21 wind (Fig. 4-5) or multiple helix tubes 21 in a helical pattern with spiral
The mode of array is arranged (Fig. 6-7), and multiple helix tubes 21 are in sequential series and form the reaction tube, make the reaction
Pipe 2 is one section of homogeneous tube (i.e. one whole section of serial flow circuit) on reacting fluid flow direction.
The spiral winding pipe type reactor of the utility model, by using helix tube on core the structure of spiral winding,
And multiple helix tubes are in sequential series (is connected to by elbow again towards core i.e. after the spiral winding to the other end of mandrel one end at a homogeneous tube
One end spiral winding of axis is just wound back and forth in this way), enabling to reacting fluid, the residence time is greatly wherein
It is long, solve the problems, such as that pipeline needs are processed too long, industrially are not easy to realize when reaction rate is very low in the prior art,
It efficiently reduces occupied area, can realize well, and heat transfer effect increases, increase the length of flow of fluid,
It ensure that reaction time, be suitble to the reaction of larger residence time；When industrially needing longer pipeline, also can guarantee
Lesser volume is convenient for industrialized realization.
The utility model relates to chemical industry, medicine, pesticide industry reactor design technical fields, especially for carrying out chemical industry
The reactor more particularly to a kind of novel spiral winding tube type reactor of synthesis, the biomedical material preparation of intermediate, are suitble to
In needing longer dwell time, gas-liquid, liquid liquid, generate without solid or have a small amount of solid to generate, fluid mobility preferably pressurizes
Or it is not pressurized reaction.
The utility model discloses a kind of novel tubular reactor, spiral winding pipe type reactors, with traditional tubular type
Reactor is compared, and the advantage of this tubular reactor is: the residence time is long, and occupied area is small, compact-sized, and according to reaction need
It wants, reaction time can be controlled, and be provided with heat exchanger channels and reaction mass is heated or cooled down, guarantee
Temperature required for reacting is suitable for needing longer dwell time, gas-liquid, liquid liquid, generates without solid or have a small amount of solid to generate,
Fluid mobility preferably pressurizes or is not pressurized reaction.
The tubular reactor of the utility model can solve conventional tubular reactor and take up a large area, pipeline it is too long it is industrial not
The easily bad disadvantage of realization and heat transfer effect is suitable for needing longer dwell time, gas-liquid, liquid liquid, generates or have few without solid
It measures solid to generate, fluid mobility preferably pressurizes or be not pressurized reaction.
Preferably,
It further include mandrel 1, and mandrel 1 is preferably in having when multiple helix tubes 21 are wound in a helical pattern
The column structure of mandrel line, further preferably cylindrical body；
Multiple helix tubes 21 are wrapped in the periphery of the mandrel 1, and the periphery of the mandrel 1 radially from
(multiple helix tubes are wrapped in outside mandrel interior to the nonlocal structure type for being arranged into two layers or more in the winding of mandrel periphery, first layer
On peripheral wall, the second layer is wrapped on the periphery wall of first layer, and so on), alternatively, multiple helix tubes 21 helically array
The mode of formula is arranged.As shown in Figs. 1-5, the helix tube of the utility model is wound on mandrel from radially inner side to radial outside
Two layers or more, the flow path of reacting fluid in helix tube is enabled to further to be increased, effectively extends reaction
Fluid improves reaction efficiency in the residence time wherein, and is not necessarily to for reactor being made greatly, reduces structure space,
So that it is compact-sized, as shown in Figure 1-3, it is preferred 3 layer arrangement structure；
And the mode of multiple helix tubes helically array is arranged and another arrangement side of helix tube winding
Formula, can also enable in this way mandrel periphery winding helix tube be arranged to more so that concatenated multiple helix tubes it
Between form longer fluid circulating path, improve reaction efficiency, and it is not necessary that reactor to be made greatly, it is empty to reduce structure
Between, so that it is compact-sized, as shown in fig. 6-7.
Preferably,
It also include multiple helix tubes 21 in each layer；And/or the winding of the helix tube 21 between adjacent layer
It is contrary；And/or in the section perpendicular to fluid flow direction, the helix tube be truncated into round, ellipse or polygon
Shape (including the type etc. in type, N of triangle, quadrangle (rectangle, square, trapezoidal, diamond shape), pentagon, hexagon, seven))；
And/or the material of the helix tube is at least one of steel, Hastelloy, titanium；And/or the inner wall of the helix tube
And/or groove is provided on outer wall, to enhance heat exchange, promote the turbulent flow of tube fluid, promotes reaction.
By being also provided with multiple helix tubes in every layer, it is also possible that the helix tube in the winding of the periphery of mandrel can
It is positioned to more, so that forming longer fluid circulating path between concatenated multiple helix tubes, improves reaction efficiency, and
And it is not necessary that reactor to be made greatly, structure space is reduced, so that compact-sized；Helix tube 21 between adjacent layer twines
Around contrary, the flow-disturbing effect of helix tube can be enhanced, improve heat transfer effect, and improve the flow-disturbing effect of reacting fluid,
Improve reaction efficiency；And helix tube be round tube, elliptical tube or polygonal tube (i.e. the cross section of helix tube be round, ellipse or
Polygon (including the type etc. in type, N of triangle, quadrangle (rectangle, square, trapezoidal, diamond shape), pentagon, hexagon, seven,
For the preferred constructive form of helix tube；Helix tube is selected to be same as above for what above-mentioned material can prevent from reacting with reacting fluid, also
Can be improved heat exchange efficiency, on helix tube inside and outside wall be arranged groove can intensified response efficiency, enhance heat exchange efficiency.
Preferably,
When the helix tube 21 is round tube:
Minimum clearance between adjacent two layers of spiral pipes 21 is less than or equal to 5 times of the diameter of the helix tube, and/
Or, 5 times of minimum clearance between two helix tubes 21 of same layer again smaller than the diameter for being equal to the helix tube；And/or adjacent two
It is additionally provided with partition between layer helix tube 21, to ensure that the distance of spiral winding pipe between layers is kept fixed, guarantees spiral
The stability of pipe；
And/or the helix tube is round tube, and the caliber of the helix tube is between φ 3mm- φ 32mm, the spiral
The thickness of pipe is between 0.6mm~1mm.
Minimum clearance between adjacent two layers of spiral pipes 21 is less than or equal to 5 times of diameter of the helix tube, and
Minimum clearance between two helix tubes 21 of same layer is to enable to spiral shell again smaller than 5 times of the diameter for being equal to the helix tube
Spacing between coil is unlikely to excessive and causes heat exchanging fluid that enough heat exchange can not occur with it, and be unlikely to it is too small and
Exchange hot fluid generates strong inhibition and not can guarantee unobstructed circulation, by be arranged partition can guarantee layer and layer it
Between stabilization fixed function, and the caliber of helix tube and with a thickness of preferred value can guarantee that it is abundant with good reaction
Degree and heat transfer effect.
Preferably,
Such as Fig. 1-3, the reaction tube 2 further includes elbow 22, and the elbow 22 is set to the axis side of the helix tube 21
To one or both sides, and two helix tubes 21 (especially two neighboring helix tube) are connected to (elbow is hollow
Structure).By the elbow of setting can one end to the helix tube of the helix tube or helical array that are wrapped on mandrel with it is another
One end of root helix tube adjacent thereto is connected to, so that finally multiple helix tubes be connected to form a complete channel knot
Structure forms a fluid flow passageway.
Preferably,
The reactor further includes shell 3, and the reaction tube 2 is set in the shell 3, the preferably described mandrel 1 and institute
Reaction tube 2 is stated to be all set in the shell 3；It further include being arranged in the shell 3 to be located at the helix tube 21 axial one
First porous plate 41 of side and the second porous plate 42 positioned at the helix tube axial direction other side, first porous plate 41, institute
It states the second porous plate 42 to be both secured on the inner wall of the shell 3, so that first porous plate 41, second porous plate 42
The heat exchanger channels for heat exchanging fluid flowing and exchange heat between energy and the helix tube 21 are formed between the shell 3, it is described to change
It exchanges heat, is provided on first porous plate 41 and second porous plate 42 more between hot fluid and the helix tube
Part in a pass-through zone, the multiple pass-through zone can allow for the helix tube 21 to extend there through；It is preferred that other part
Pass-through zone can allow for heat exchanging fluid to flow therethrough, and the pass-through zone is preferably hole.
By the way that the structure type of shell and the first, second porous plate is arranged, it can make up heat exchanger channels, so that heat exchanging fluid
It is passed into heat exchanger channels, and multiple pass-through zones is set on the first and second porous plates, partially helix tube can be consolidated
Be set for the hole 43 of helix tube (fixed), other part allow heat exchanging fluid by (hole 44 passed through for heat exchanging fluid), with shape
At heat exchange, referring to Fig. 1-3 and 9.
Preferably,
At least one reacting fluid entrance sleeve 51 and the outlet of at least one reacting fluid are connected on the shell 3
Adapter tube 52, and the helix tube 21 can be connected with the reacting fluid entrance sleeve 51 and the helix tube 21 can with it is described anti-
Fluid outlet adapter tube 52 is answered to connect；And/or
At least one heat exchanging fluid entrance sleeve 61 and the outlet of at least one heat exchanging fluid are connected on the shell 3
Heat exchanging fluid can be passed through in the shell 3 by adapter tube 62 by the heat exchanging fluid entrance sleeve 61, be flowed by the heat exchange
Body discharge connection 62 can export the heat exchanging fluid in the shell 3.
First embodiment, second embodiment and third embodiment
Reacting fluid entrance sleeve 51 in first and second kinds of embodiments of the utility model is two, reacting fluid
Discharge connection 52 is one, and heat exchanging fluid entrance sleeve 61 is one, heat exchanging fluid discharge connection 62 is one, referring to Fig. 1 and 2
It is shown；And the reacting fluid entrance sleeve 51 in the third embodiment of the utility model is two, reacting fluid outlet connects
Pipe 52 is one, heat exchanging fluid entrance sleeve 61 be two (one of them be set to the first tube sheet 71 and the first porous plate 41 it
Between, another is set between the first porous plate 41 and mandrel 1), heat exchanging fluid discharge connection 62 be two (one of settings
Between the second tube sheet 72 and the second porous plate 42, another is set between the second porous plate 42 and mandrel 1), referring to Fig. 3 institute
Show.
It can be passed through reacting fluid by reacting fluid entrance sleeve, should especially be passed through more than two reaction streams
Body, the application are preferably two reacting fluid entrance sleeves, are passed through two kinds of reacting fluids；And it heat exchanging fluid entrance sleeve and changes
Hot fluid outlet ports adapter tube is respectively one, that is, is passed through a kind of heat exchanging fluid, to exchange heat to helix tube；Heat transferring medium passes through spiral shell
The gap between gap or helix tube and shell between rotation winding pipe exchanges heat, and convective heat-transfer coefficient is high, good effect of heat exchange,
Overcome collet or the ineffective disadvantage of sleeve heat exchange；Hole on porous plate not only acts as the work of fixed spiral winding pipe
With more some hole passed through for heat exchanging fluid guarantees the heat transfer effect of reactor；Between between spiral winding tube layer and layer
The gap of gap and same layer ensure that passing through for heat exchanging fluid, while in turn ensure the coefficient of heat transfer, improve heat transfer effect.
Preferably,
It is used to uniformly divide on the first porous plate for the pass-through zone that heat exchanging fluid passes through on first porous plate 41
Cloth, and the pass-through zone passed through for heat exchanging fluid is located at the radial outside of the mandrel 1 and is located at the first porous plate radial direction
Outer peripheral radially inner side；
And/or the pass-through zone for passing through for heat exchanging fluid on second porous plate 42 is in the second porous plate
The pass-through zone for being uniformly distributed, and passing through for heat exchanging fluid is located at the radial outside of the mandrel 1 and is located at described second porous
The radially inner side of 41 radially outward edge of plate；
And/or the gross area of the first pass-through zone on porous plate for passing through for heat exchanging fluid is greater than or equal to heat exchange
The sectional area of fluid inlet adapter tube, the gross area of the pass-through zone on the second porous plate for passing through for heat exchanging fluid is according to heat exchange
The flow of fluid determines that the gross area cannot be less than the sectional area of heat exchanging fluid entrance sleeve, guarantees that flowing is unimpeded.
For being circumferentially uniformly distributed for the hole that heat exchanging fluid passes through on porous plate, and the radius being distributed is more than or equal to core
The radius of axis is less than the outer diameter of tube sheet, can prevent fluid from directly passing through among porous plate in this way, appearance short circuit (and can not flow
Heat exchange effect is not had through spiral tube portion).The gross area in the hole on porous plate for passing through for heat exchanging fluid is according to heat exchange
The flow of medium determines that the gross area cannot be less than the sectional area of heat transferring medium inlet connection, makees otherwise will form throttling
With, cause fluid energy losses, and pressure increase, be unfavorable for exchanging heat, guarantee that flowing is unimpeded.
Preferably,
It further include being arranged in the shell 3 and connecing the reacting fluid entrance sleeve 51 and the heat exchanging fluid import
The first tube sheet 71 that pipe 61 is separated and it is arranged in the shell 3 and by the reacting fluid discharge connection 52 and described
The second tube sheet 72 that heat exchanging fluid discharge connection 62 is separated,
Be provided on first tube sheet 71 perforative first through hole, can allow for the helix tube 21 extend there through and with
It is connected between the reacting fluid entrance sleeve 51, perforative second through-hole is provided on second tube sheet 72, can allow for
The helix tube 21 is extended there through and is connected between the reacting fluid discharge connection 52,
There is the first bobbin carriage 81, the heat exchanging fluid import connects between first tube sheet 71 and first porous plate 41
It is connected inside pipe 61 and first bobbin carriage 81；The second pipe is formed between second tube sheet 72 and second porous plate 42
It is connected inside case 82, the heat exchanging fluid discharge connection 62 and second bobbin carriage 82.
And first tube sheet 71 and second tube sheet 72 are respectively fixedly connected on 3 inner wall of shell.
By be arranged tube sheet structure, can be formed between tube sheet and porous plate receiving heat exchanging fluid memory space,
And reacting fluid is blocked on the outside of tube sheet, forms sealing function.
First embodiment, second embodiment and third embodiment
It is provided with the first tube sheet 71 and the second tube sheet 72 in first and the third embodiment of the utility model, is such as schemed
1 and 3, two tube sheets are eliminated in second embodiment, helix tube is directly exported with reacting fluid entrance sleeve and reacting fluid
Adapter tube connection, such as Fig. 2 can use this structure, reaction mass entrance when the equipment of reactor upstream and downstream adapter tube is thinner
Adapter tube is directly connect with upstream equipment using cutting ferrule.
Preferably,
The mandrel 1 includes round tube 11, capping 12 and cylinder 13, and the capping 12 is set to one end of the round tube 11
Place, and one end of the cylinder 13 is arranged in the capping 12, the other end of the cylinder 13 is towards away from the capping 12
Side protrusion, and be additionally provided with circular hole 14 in the capping 12, heat exchanging fluid can allow for pass through the capping 12 and enter institute
It states inside round tube 11.
This is the preferred constructive form of the mandrel of the utility model, and one end is made of round tube, capping and cylinder, end socket
On be provided with a circular hole, guarantee that heat exchanging fluid can pass through end socket, into round tube internal flow, to enhance heat transfer effect.Envelope
Lid can be flat cover, be also possible to ellipse head or butterfly end socket；Cylinder one end of mandrel and porous plate are fixedly connected on one
It rises, can weld or be threadedly coupled.
And/or
When simultaneously including elbow, porous plate and tube sheet:
Connection between the helix tube and elbow be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；
And/or the connection between the helix tube and porous plate be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；
And/or the connection between the helix tube and the tube sheet be rise connect, weld and rise weldering at least one of.
The entire reactor of the utility model is exported by shell, bobbin carriage, end socket, heat transferring medium inlet connection, heat transferring medium
Adapter tube, mandrel, spiral winding pipe, elbow, porous plate, tube sheet, reaction mass A inlet connection, reaction mass B inlet connection and anti-
Product discharge connection is answered to constitute (as shown in Figure 1).
Structure is described as follows: whole equipment is divided into reaction channel and heat exchanger channels.Reaction channel is mainly inside helix tube
The space of formation, heat exchanger channels are mainly the space formed between spiral pipe outer wall and inner walls.
Heat exchanger channels: including shell, bobbin carriage, end socket, heat transferring medium entrance and heat transferring medium discharge connection.Heat transferring medium from
Entrance enters enclosure interior, flows by the gap between spiral winding pipe and the gap between helix tube and shell, by spiral
The heat that tube fluid reaction generates is taken away, and then flows out from heat transferring medium discharge connection.
Heat transferring medium inlet connection and discharge connection, can respectively have one as shown in Figure 1, being located at the pipe between two tube sheets
Case region.Also setting two entrances adapter tube and two discharge connections be can according to need, bobbin carriage region and shell area are located at
Domain, as shown in Figure 3.
Reaction channel: including reaction mass A inlet connection, reaction mass B inlet connection, end socket, bobbin carriage, tube sheet, reaction
Product discharge connection, helix tube and elbow are constituted.Reaction mass enters in end socket and bobbin carriage from inlet connection, then flows into spiral shell
It revolves in winding pipe, is back and forth flowed inside spiral winding pipe, finally flowed out from reaction product discharge connection, complete reaction.Instead
Answer material inlet adapter tube number that can be increased according to the number of reactant.
The structure of end socket can be flat cover, ellipse head, butterfly end socket, spherical crown end socket etc., the including but not limited to above shape
Formula.
Connection between tube sheet and end socket, bobbin carriage, the connection between porous plate and bobbin carriage and shell can be welding, this
Sample be it is non-disconnectable, can be Bolted Flanged Connection form, be removable, preferred bolt flanged joint in this way, facilitate maintenance clear
Reason.
According to actual needs, flow-stopping plate can be set near heat transferring medium inlet connection, reduce fluid for tube bank
Impact.
All adapter tubes, including heat transferring medium inlet connection, heat transferring medium discharge connection, reactant entrance adapter tube, reaction
The connection of product discharge connection and other upstream and downstream equipment can connect for Bolted Flanged Connection, threaded connection or cutting ferrule,
Connection type includes but is not limited to these modes.Specification, the connection type of adapter tube are determined according to the requirement of process system.
It, can be using the structure of Fig. 2 sectional view (supplement citing) when the equipment of reactor upstream and downstream adapter tube is thinner
Compared to Figure 1 form, this form, have lacked tube plate structure, directly through end socket, structure is more simple for tube bank outlet, and manufacture is more
For convenience of quick.
Tube bank: it is constituted including helix tube, mandrel, porous plate, elbow, reaction medium entrance and discharge connection.Reaction mass
Enter from entrance, by being flowed out from outlet after inner reaction tube.
Spiral winding pipe is tightly wound around on mandrel, and layered windings, and internal fluid flows simultaneously in spiral winding pipe
It reacts.
Fluid passes through after spiral winding pipe, and flows back by the elbow at both ends, and fluid flows to next spiral again
It in winding pipe, is and so on flowed in winding pipe, until being flowed out from reaction product discharge connection.
Spiral winding pipe is used in series, and residence time of the fluid in spiral winding pipe is equal in single spiral winding pipe
Residence time multiplied by the radical of spiral winding pipe, considerably increases the residence time of fluid.Compared with tank reactor, spiral is twined
Fluid in pipe is plug flow flowing, and the residence time of fluid is able to maintain unanimously, is effective to ensure that the residence time, is improved anti-
Answer efficiency.
The radical and length of spiral winding pipe are determined according to the residence time required for reacting.
Spiral winding pipe lamellar spacing is less than or equal to 5 times of spiral winding pipe diameters, the gap between same layer spiral winding pipe
Less than or equal to 5 times spiral winding pipe diameter
The winding direction of spiral winding pipe between layers is opposite.
Partition can be set between adjacent two layers helix tube, to ensure that the distance of spiral winding pipe between layers keeps solid
It is fixed, guarantee the stability of helix tube.
The canoe of spiral winding pipe can eliminate the influence of the pulling-out force between tube sheet and pipe.
Connection between pipe and porous plate and tube sheet can be to rise to connect, weld or rise to weld and be used in combination.
It carries out being welded to connect between every section of spiral winding pipe and the elbow of two sides or ferrule fitting connects, between the two
Type of attachment is not limited only to the case where citing.Ferrule fitting is connected to facilitate when obstruction and be handled, preferably cutting ferrule
Connection, facilitates maintenance.
The length that elbow section is stretched out on porous plate is different (See Figure), prevents to interfere.
The sequence connected between spiral winding pipe and elbow can be connected from outer layers towards inner layers, first connect outer layer, then by
Gradually inner layer connects, and remaining aperture is as heat exchange material inflow entrance or product tap hole.Between spiral winding pipe and elbow
Connection according to the concrete condition of aperture on porous plate determine, the following figure be one kind for example, including but not limited to this shape
Formula.
The structure of porous plate is as shown in figure 4, perspective view is as shown below.In addition to being provided with welding spiral winding pipe on porous plate
Pore outside, in addition opened some holes passed through for heat exchanging fluid in circumferencial direction.The pore of fixed spiral winding pipe
Position is corresponding with the position that spiral winding pipe is finally wound.It is mutually welded at left and right sides of porous plate with shell and bobbin carriage, guarantees pipe
The position of beam will not be slided.
For being circumferentially uniformly distributed for the hole that heat exchanging fluid passes through on porous plate, and the radius being distributed is more than or equal to core
The radius of axis is less than the outer diameter of tube sheet, can prevent fluid from directly passing through among porous plate in this way, short circuit occurs.
The gross area in the hole on porous plate for passing through for heat exchanging fluid is determining according to the flow of heat transferring medium, the gross area
The sectional area of heat transferring medium inlet connection cannot be less than, guarantee that flowing is unimpeded.
The section of spiral winding pipe can be circle, ellipse, triangle, quadrangle (rectangle, square, trapezoidal, water chestnut
Shape), pentagon, hexagon, seven in type, N type etc., circle is preferred.
The specification of spiral winding pipe is between φ 3- φ 32, and thickness is between 0.6mm~1mm.
The material of pipe can be steel, Hastelloy, titanium etc..It is preferably provided with groove on reaction tube wall, with enhancing
Heat exchange promotes the turbulent flow of tube fluid, promotes reaction.
It at least two layers of the number of plies of spiral winding pipe, is determined according to flow and required residence time required for reacting
It is fixed.It is shown in Fig. 2 to have three layers, it is example.
Mandrel one end is made of round tube, capping and cylinder, is provided with a circular hole on end socket, guarantees that heat exchanging fluid can be with
Across end socket, into round tube internal flow, to enhance heat transfer effect.Capping can be flat cover, be also possible to ellipse head or
Person's butterfly end socket, including but not limited to these forms, as shown in Figure 5.
Cylinder one end and the porous plate of mandrel are fixed together, and can be welded or are threadedly coupled, including but not limited to
Both forms.
Helical array formula structure as shown in Figure 6,7 can also be used.Gap between the helix tube of this structure is bigger,
It can be more conducive to exchanging heat.
Helical array formula structure has single pipe and more root canal forms, as shown in Figure 7.
This reactor is suitable for pressurization or is not pressurized reaction；
This reactor is suitable for gas liquid reaction, reactive liquid solution, generates without solid or have a small amount of solid to generate, fluid mobility
Preferable reaction.
The beneficial effects of the utility model
1) spiral winding pipe is wound around on mandrel and helix tube is arranged with the array manner of spiral, is greatly reduced
The occupied area of tubular reactor avoids the needs using bracket fixing tube；
2) due to the structure of spiral winding pipe, when industrially needing longer pipeline, it also can guarantee lesser volume,
Convenient for industrialized realization；
3) mandrel is located at the centre of helix tube, and helix tube is entangled in around mandrel, not only acts as the effect of fixed winding pipe,
Playing prevents the effect of heat exchanging fluid short circuit from (preventing heat exchanging fluid from can not carry out between helix tube from centre by helix tube
Heat exchange)；
4) spiral winding pipe is used in series, and is increased the length of flow of fluid, be ensure that reaction time, is suitble to larger
The reaction of residence time；
5) hole on porous plate not only acts as the effect of fixed spiral winding pipe, and more some passes through for heat exchanging fluid
Hole guarantees the heat transfer effect of reactor；
6) gap that heat transferring medium passes through spiral winding tube bank exchanges heat, and convective heat-transfer coefficient is high, good effect of heat exchange, gram
Collet or the ineffective disadvantage of sleeve heat exchange are taken；
7) since pipeline is longer, it is suitable for needing longer dwell time, gas-liquid, liquid liquid, generates or have a small amount of solid without solid
Body generates, and fluid mobility preferably reacts；
8) gap between spiral winding tube layer and layer and the gap of same layer ensure that passing through for heat exchanging fluid, while protect again
The coefficient of heat transfer has been demonstrate,proved, heat transfer effect is improved；
9) it can be welded between elbow and helix tube, preferably cutting ferrule connects, and facilitates maintenance of clean-up；
10) connection between tube sheet and end socket, bobbin carriage, preferred bolt flanged joint is removable, facilitates maintenance of clean-up；
11) all adapter tubes, including heat transferring medium inlet connection, heat transferring medium discharge connection, reactant entrance are taken over, are anti-
The connection of product discharge connection and other upstream and downstream equipment is answered, can be connected for Bolted Flanged Connection, threaded connection or cutting ferrule
It connects.External connection is nimbly and freely.It, can be using the knot of Fig. 3 sectional view (supplement citing) and for this form of cutting ferrule connection
Structure, structure is more simple, manufactures more convenient.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.The above is only the preferred embodiment of the utility model, it is noted that for the art
For those of ordinary skill, without deviating from the technical principle of the utility model, several improvements and modifications can also be made,
These improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of tubular reactor, it is characterised in that: include:
Reaction tube (2) can accommodate reacting fluid and pass therethrough and be reacted wherein, and the reaction tube (2) includes multiple
Helix tube (21), and multiple helix tubes (21) are wound in a helical pattern or multiple helix tubes (21) are with spiral
The mode of array is arranged, and multiple helix tubes (21) are in sequential series and form the reaction tube (2).
2. tubular reactor according to claim 1, it is characterised in that:
It further include mandrel (1) when multiple helix tubes (21) wind in a helical pattern, and multiple helix tubes (21)
Be wrapped in the periphery of the mandrel (1), and the periphery of the mandrel (1) be radially arranged into from the inside to the outside two layers with
On structure type.
3. tubular reactor according to claim 2, it is characterised in that:
It also include multiple helix tubes (21) in each layer；And/or the winding of the helix tube (21) between adjacent layer
It is contrary；And/or in the section perpendicular to fluid flow direction, the helix tube be truncated into round, ellipse or polygon
Shape；And/or the material of the helix tube is at least one of steel, Hastelloy, titanium；And/or the helix tube
Groove is provided on inner wall and/or outer wall.
4. tubular reactor according to claim 3, it is characterised in that:
When in the section perpendicular to fluid flow direction, when the helix tube is truncated into circle:
Minimum clearance between adjacent two layers of spiral pipes (21) is less than or equal to 5 times of the diameter of the helix tube, and/or,
5 times of minimum clearance between two helix tubes (21) of same layer again smaller than the diameter for being equal to the helix tube；And/or adjacent two
Partition is additionally provided between layer helix tube (21)；
And/or the helix tube is round tube, and the caliber of the helix tube is between φ 3mm- φ 32mm, the helix tube
Thickness is between 0.6mm~1mm.
5. tubular reactor according to claim 1, it is characterised in that:
The reaction tube (2) further includes elbow (22), and the elbow (22) is set to the axis direction of the helix tube (21)
One or both sides, and two helix tubes (21) are connected to.
6. tubular reactor according to any one of claims 1-5, it is characterised in that:
The reactor further includes shell (3), and the reaction tube (2) is set in the shell (3),
It further include the first porous plate (41) for being located at the helix tube (21) axial side being arranged in the shell (3) and position
The second porous plate (42) in the helix tube axial direction other side, first porous plate (41), second porous plate (42)
It is both secured on the inner wall of the shell (3), so that first porous plate (41), second porous plate (42) and the shell
The heat exchanger channels for flowing and capable of being exchanged heat between the helix tube (21) for heat exchanging fluid are formed between body (3), more than described first
Multiple pass-through zones, the part energy in the multiple pass-through zone are provided on orifice plate (41) and second porous plate (42)
The helix tube (21) is enough allowed to extend there through；Preferred other part pass-through zone can allow for heat exchanging fluid to flow therethrough,
The pass-through zone is preferably hole.
7. tubular reactor according to claim 6, it is characterised in that:
At least one reacting fluid entrance sleeve (51) and a reacting fluid discharge connection are connected on the shell (3)
(52), and the helix tube (21) can be connected with the reacting fluid entrance sleeve (51) and the helix tube (21) can be with institute
State reacting fluid discharge connection (52) connection；And/or
A heat exchanging fluid entrance sleeve (61) and a heat exchanging fluid discharge connection are connected on the shell (3)
(62), heat exchanging fluid can be passed through in the shell (3) by the heat exchanging fluid entrance sleeve (61), passes through the heat exchange
Fluid outlet adapter tube (62) can export the heat exchanging fluid in the shell (3).
8. tubular reactor according to claim 7, it is characterised in that:
When including mandrel (1):
It is used to be uniformly distributed on the first porous plate for the pass-through zone that heat exchanging fluid passes through on first porous plate (41),
And the pass-through zone passed through for heat exchanging fluid is located at the radial outside of the mandrel (1) and is located at first porous plate (41)
The radially inner side of radially outward edge；
And/or the pass-through zone for passing through for heat exchanging fluid on second porous plate (42) is equal on the second porous plate
Even distribution, and the pass-through zone passed through for heat exchanging fluid is located at the radial outside of the mandrel (1) and is located at described second porous
The radially inner side of plate (41) radially outward edge；
And/or the gross area of the pass-through zone on first porous plate (41) for passing through for heat exchanging fluid is greater than or equal to
The sectional area of heat exchanging fluid entrance sleeve；And/or run through area for what is passed through for heat exchanging fluid on second porous plate (42)
The gross area in domain is greater than or equal to the sectional area of heat exchanging fluid entrance sleeve.
9. tubular reactor according to claim 7, it is characterised in that:
It further include that setting connects in the shell (3) and by the reacting fluid entrance sleeve (51) and the heat exchanging fluid import
Pipe (61) the first tube sheet (71) for being separated and setting are in the shell (3) and by the reacting fluid discharge connection
(52) and the second tube sheet (72) for being separated of the heat exchanging fluid discharge connection (62),
Be provided on first tube sheet (71) perforative first through hole, can allow for the helix tube (21) extend there through and with
It is connected between the reacting fluid entrance sleeve (51), perforative second through-hole is provided on second tube sheet (72), can
The helix tube (21) is allowed to extend there through and be connected between the reacting fluid discharge connection (52),
There are the first bobbin carriage (81) between first tube sheet (71) and first porous plate (41), the heat exchanging fluid import
It is connected inside adapter tube (61) and first bobbin carriage (81)；Between second tube sheet (72) and second porous plate (42)
It is formed the second bobbin carriage (82), is connected inside the heat exchanging fluid discharge connection (62) and second bobbin carriage (82)；
And first tube sheet (71) and second tube sheet (72) are respectively fixedly connected on the shell (3) inner wall.
10. tubular reactor according to claim 6, it is characterised in that:
The mandrel (1) includes that round tube (11), capping (12) and cylinder (13), the capping (12) are set to the round tube (11)
One end at, and one end setting of the cylinder (13) is on the capping (12), the other end of the cylinder (13) is towards deviating from
The side protrusion of the capping (12), and be additionally provided with circular hole on the capping (12), can allow for heat exchanging fluid across described
It covers (12) and enters the round tube (11) inside；
And/or
When simultaneously including elbow, porous plate and tube sheet:
Connection between the helix tube and elbow be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；With/
Or, connection between the helix tube and porous plate be rise connect, weld, weldering of rising at least one of is connected with ferrule fitting；With/
Or, connection between the helix tube and the tube sheet is to rise to connect, weld and rise at least one of weldering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820858161.8U CN208612469U (en) | 2018-06-04 | 2018-06-04 | A kind of tubular reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820858161.8U CN208612469U (en) | 2018-06-04 | 2018-06-04 | A kind of tubular reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208612469U true CN208612469U (en) | 2019-03-19 |
Family
ID=65702618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820858161.8U Active CN208612469U (en) | 2018-06-04 | 2018-06-04 | A kind of tubular reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208612469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465454A (en) * | 2018-06-04 | 2018-08-31 | 山东豪迈化工技术有限公司 | A kind of tubular reactor |
-
2018
- 2018-06-04 CN CN201820858161.8U patent/CN208612469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465454A (en) * | 2018-06-04 | 2018-08-31 | 山东豪迈化工技术有限公司 | A kind of tubular reactor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108465454A (en) | A kind of tubular reactor | |
| CN107228581B (en) | Sub-thread stream reduced pipe wound tube heat exchanger | |
| CN208612469U (en) | A kind of tubular reactor | |
| CN107255422A (en) | Shell side multiple flow wound tube heat exchanger | |
| CN105300140A (en) | Shell pass complex enhanced heat exchanger with spiral band for supporting sinusoidal (cosinoidal) bellows | |
| JP2005042957A (en) | Heat exchanger and manufacturing method thereof | |
| CN206724748U (en) | Spiral winding tube type heat exchanger | |
| CN208887426U (en) | The tube side of multiple flow wound tube heat exchanger imports and exports connecting pipe structure | |
| CN108801000B (en) | Tube side inlet and outlet connecting tube structure of multi-flow wound tube type heat exchanger | |
| CN206974236U (en) | Shell side multiple flow wound tube heat exchanger | |
| CN105823349B (en) | Two-tube-pass mixed tube bundle heat exchanger | |
| CN209302718U (en) | Large-scale isothermal reaction current-equalizing system and heat exchanger | |
| CN211926599U (en) | Shunting spiral baffling rod heat exchanger | |
| CN204555762U (en) | Double tubesheet spiral baffle heat exchanger | |
| CN207976014U (en) | A kind of tube bank coiled heat exchanger | |
| CN208349894U (en) | Novel multi-tube coaxial heat-exchanger rig | |
| CN108253821A (en) | A kind of tube bank coiled heat exchanger | |
| CN217358213U (en) | Shell structure of vertical heat exchanger and heat exchanger with shell structure | |
| CN208887421U (en) | A kind of efficient heat exchanger | |
| CN205679092U (en) | Two-tube-pass mixed tube bundle heat exchanger | |
| CN206724747U (en) | Spiral winding tube type heat exchanger | |
| CN206037815U (en) | Spiral baffling board for heat exchanger | |
| JPS58158498A (en) | Heat exchanger | |
| CN207365755U (en) | A kind of high-efficiency energy-storage formula heat exchanger | |
| CN100533037C (en) | Continuous spiral traverse baffle double shell side combined special-shaped tube bundle heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |