CN205379869U - Entry diffuser and hydrogenation ware - Google Patents
Entry diffuser and hydrogenation ware Download PDFInfo
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- CN205379869U CN205379869U CN201620212171.5U CN201620212171U CN205379869U CN 205379869 U CN205379869 U CN 205379869U CN 201620212171 U CN201620212171 U CN 201620212171U CN 205379869 U CN205379869 U CN 205379869U
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- outer cylinder
- cylinder body
- inlet diffuser
- stream breaker
- described outer
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Abstract
The utility model discloses an entry diffuser and hydrogenation ware, the entry diffuser lies in including outer barrel (1) that has entry (11) and export (12) having of outer barrel (1) the one end of export (12) is provided with stream breaker (4) that have a plurality of trompils (41), the entry diffuser includes still that one end stretches into outer barrel (1) is interior, the one end orientation stream breaker (4) are in order to incite somebody to action the partial fluid direction of outer barrel (1) interior barrel (2) of stream breaker (4), wherein, stream breaker (4) are provided with two -layerly at least. The utility model provides an entry diffuser and hydrogenation ware gas -liquid distributivity can be good, can make the gas -liquid mixture feeding mix betterly and evenly spread to the whole cross -section of reactor.
Description
Technical field
This utility model relates to petroleum refining and chemical industry equipment, in particular it relates to a kind of inlet diffuser and hydrogenation reactor.
Background technology
Hydrogenation reactor is one of key equipment in all kinds of oil processing unit.What present reactor was widely used is gas-liquid two-phase medium and flows to material, and gas-fluid two-phase mixture charging need to be sprayed onto underlying catalyst bed face equably so that reactant contacts uniformity with catalyst, to play the catalytic action of whole bed.And if fluid distrbution is uneven can form hook stream and short circuit, eventually affect the temperature of bed, cause the local overheating of beds and coking shorten the service life of catalyst and reduce the quality of product.
Gas-liquid mixed charging first passes through inlet diffuser and enters into inside reactor, the effect of inlet diffuser is to be diffused on the whole cross section of reactor by gas-liquid mixed charging, and avoid gas-liquid charging to produce to impact to gas-liquid partition tray, uniformly spray for gas-liquid partition tray beds downwards and create conditions.
Along with the scale of reactor maximizes increasingly, the technology of bubbler is required also more and more higher, how design entry bubbler, make gas-liquid mixed charging can mix preferably by this inlet diffuser and uniformly can spread on the cross section of reactor, to improve the operating conditions of reactor, thus improving product quality is that those skilled in the art to solve the technical problem that always.
Utility model content
The purpose of this utility model is to provide a kind of inlet diffuser and hydrogenation reactor, it is possible to gas-liquid mixed charging is mixed preferably and uniformly diffuses to the whole cross section of reactor.
To achieve these goals, this utility model provides a kind of inlet diffuser, described inlet diffuser includes the outer cylinder body with entrance and exit, the one end with described outlet being positioned at described outer cylinder body is provided with the stream breaker with multiple perforate, described inlet diffuser also include one end stretch into described outer cylinder body in, one end is towards the described stream breaker inner barrel with the described stream breaker that led by the segment fluid flow of described outer cylinder body, wherein, described stream breaker is provided with at least two-layer.
Preferably, at least stream breaker described in two-layer is set parallel to each other, and the described perforate on the described stream breaker of each layer is directed at up and down, and the described perforate size correspondence being directed at up and down is identical.
Preferably, the described perforate triangularity arranged on every layer of described stream breaker.
Preferably, the lateral wall of described outer cylinder body is fixed with so that the keeper that positions when mounted of described outer cylinder body.
Preferably, the top of described outer cylinder body is provided with the installation portion in order to fixing described outer cylinder body, is provided with reinforcement between the lateral wall of described installation portion and described outer cylinder body.
Preferably, the inwall of described outer cylinder body is provided with hanger.
Preferably, it is fixed with around the lateral wall of described inner barrel in order to will radially guide the annular slab to outside from the fluid between described outer cylinder body and described inner barrel.
Preferably, described inlet diffuser also includes so that described stream breaker and described annular slab are fixed on the attachment structure of described outer cylinder body.
Preferably, described attachment structure includes multiple strip shape body arranged along the described stream breaker circle spacing, and each described strip shape body is sequentially connected with described outer cylinder body, described annular slab and described stream breaker.
This utility model also provides for a kind of hydrogenation reactor, and the porch of described hydrogenation reactor is provided with inlet diffuser as above.
The entrance expanding device of this utility model offer and hydrogenation reactor, gas-liquid charging allocation performance is good.When described inlet diffuser is applied on reactor, gas-liquid two-phase mixed feeding enters from the outer cylinder body of this inlet diffuser, first this fluid feed is divided into that be positioned at inner barrel and that be positioned at outside inner barrel two strands by inner barrel, so that fluid diffusion profile, the fluid entering inner barrel flows to stream breaker, fluid can be made to be sufficiently mixed by uniformly broken by least two-layer stream breaker, so that material can be uniformly spread on the whole cross section of reactor, and fluid is after the outflow of at least two-layer stream breaker, the pressure drop of fluid reduces, the fluid impact to the gas-liquid partition tray of lower section can be avoided, uniformly spray for charging beds downwards further and create conditions.
Other features and advantages of the utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, is used for explaining this utility model, but is not intended that restriction of the present utility model together with detailed description below.In the accompanying drawings:
Fig. 1 is the structural representation of inlet diffuser in an embodiment of the present utility model；
Fig. 2 is the cut-away illustration at A-A place in Fig. 1.
Description of reference numerals:
1-outer cylinder body；11-entrance；
12-exports；2-inner barrel；
3-annular slab；4-stream breaker；
5-strip shape body；6-installation portion；
7-reinforcement；8-hanger；
9-keeper.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains this utility model, it is not limited to this utility model.
In this utility model, when not making contrary explanation, the noun of locality of use defines under normal usage as " upper and lower " typically refers to inlet diffuser provided by the invention, and consistent with direction shown in accompanying drawing 1." inside and outside " refers to inside and outside the profile relative to each parts itself.These nouns of locality adopt for the ease of understanding the present invention, thus should not constitute limiting the scope of the invention.
This utility model provides a kind of inlet diffuser, this inlet diffuser includes the outer cylinder body 1 with entrance 11 and outlet 12, the one end with described outlet 12 being positioned at outer cylinder body 1 is provided with the stream breaker with multiple perforates 41, described inlet diffuser also include one end stretch in described outer cylinder body 1, one end towards the described stream breaker inner barrel 2 with described stream breaker that the segment fluid flow of described outer cylinder body 1 is led, inner barrel 2 and outer cylinder body 1 are preferably coaxially disposed.Wherein, described stream breaker is provided with at least two-layer.
When the entrance expanding device that this utility model provides is applied on reactor, gas-liquid two-phase mixed feeding enters from the outer cylinder body 1 of this inlet diffuser, first this fluid feed is divided into two strands by inner barrel 2 and respectively enters between inner barrel 2 inside and outer cylinder body 1 and inner barrel 2, so that the fluid entering inlet diffuser tentatively spreads, the fluid entering inner barrel 2 flows at least two-layer stream breaker, by this at least two-layer stream breaker fluid can be made to be sufficiently mixed by uniformly broken so that material can be uniformly spread on the whole cross section of reactor；And after fluid flows out from least two-layer stream breaker, the pressure drop of fluid reduces, and can avoid the fluid impact to the gas-liquid partition tray of lower section, uniformly spray for material beds downwards further and create conditions.
In detailed description of the invention of the present utility model, the fluid being divided between outer cylinder body 1 and inner barrel 2 by inner barrel 2 due to the fluid entered from outer cylinder body 1 and the fluid two parts being positioned at inner barrel 1, for making the outside diffusion profile of fluid between outer cylinder body 1 and inner barrel 2, as shown in Figure 1, it is fixed with annular slab 3 around the lateral wall of described inner barrel 2, when fluid between outer cylinder body 1 and inner barrel 2 flows to annular slab 3, fluid can annularly flow out plate 3 radially outward side, diffusion profile then downward.
The segment fluid flow being positioned at inner barrel 2 then flows at least two-layer stream breaker 4, it is preferable that described at least two-layer stream breaker 4 is set parallel to each other.The layout of the multiple perforates 41 on stream breaker 4 is as in figure 2 it is shown, the multiple perforates 41 on stream breaker 4 are arranged by rounded projections arranged.
Preferably, perforate 41 size and number on the described stream breaker of each layer 4 is all identical, and position is directed at up and down.
It should be noted that at this, the technical scheme provided is not limited in the situation that stream breaker 4 is arranged in parallel, when meeting this utility model basic fundamental thought, is formed with less angle between each layer stream breaker and also may be used in present embodiment.It addition, the perforate 41 on each layer stream breaker 4 to be also not necessarily limited to big smallest number identical, the perforate 41 on stream breaker 4 can adopt any appropriate size and number.
This utility model provide inlet diffuser be mounted in reactor use, for installing this inlet diffuser, the top of outer cylinder body 1 is provided with installation portion 6, this installation portion 6 is preferably loop configuration, can be fixed on by outer cylinder body 1 on the fixing parts (such as flange) of manhole of reactor by this installation portion 6.Preferably, being connected to reinforcement 7 between installation portion 6 and outer cylinder body 1, the connection to strengthen outer cylinder body 1 and installation portion is fixed.This reinforcement 7 can be the gusset connecting installation portion 6 with outer cylinder body 1, it is possible to for structures such as connecting rods.
It addition, be further fixed on the lateral wall of outer cylinder body 1 with so that the keeper 9 that positions when mounted of outer cylinder body 1.When this inlet diffuser is installed in reactor, this keeper 9 may be supported on the inwall at the manhole place of reactor so that outer cylinder body 1 positions, it is to avoid rocks.
The inwall of outer cylinder body 1 is additionally provided with hanger 8, when dismounting this inlet diffuser, it is simple to lifting.
Additionally, described inlet diffuser also includes so that each layer stream breaker 4 and annular slab 3 are fixed on the attachment structure on outer cylinder body 1.Preferably, this attachment structure includes multiple strip shape body 5, and each strip shape body 5 is sequentially connected with the described stream breaker 4 of described outer cylinder body 1, described annular slab 3 and each layer.As in figure 2 it is shown, multiple strip shape bodies 5 were arranged along circle spacing of stream breaker 4, the fluid between outer cylinder body 1 and inner barrel 2 flows out laterally from the space between strip shape body 5 after flowing to annular slab 3.
It is to be understood that, this attachment structure is not limited to the spaced multiple strip shape bodies 5 in present embodiment, the connected mode being capable of connecting stream breaker 4 and annular slab 3 is a lot, and as being connected on annular slab 3 by stream breaker 4, annular slab 3 is connected on outer cylinder body 1 or on inner barrel 2.As long as each layer stream breaker 4 and annular slab 3 can be fixed relative to outer cylinder body 1, and fall the structure that the fluid on annular slab 3 can flow out laterally and all may be used.
This utility model also provides for a kind of hydrogenation reactor, the porch of described hydrogenation reactor is provided with inlet diffuser as above, this hydrogenation reactor adopts inlet diffuser as above, gas-liquid mixed charging can be made to mix preferably and uniformly diffuse to the whole cross section of reactor.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing; but; this utility model is not limited to the detail in above-mentioned embodiment; in technology concept of the present utility model; the technical solution of the utility model can being carried out multiple simple variant, these simple variant belong to protection domain of the present utility model.
It is further to note that, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, it is possible to be combined by any suitable mode, in order to avoid unnecessary repetition, various possible compound modes are no longer illustrated by this utility model separately.
Additionally, can also carry out combination in any between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. an inlet diffuser, it is characterized in that, described inlet diffuser includes the outer cylinder body (1) with entrance (11) and outlet (12), the one end with described outlet (12) being positioned at described outer cylinder body (1) is provided with the stream breaker (4) with multiple perforate (41), described inlet diffuser also includes one end and stretches in described outer cylinder body (1), one end is towards the described stream breaker (4) inner barrel (2) with the described stream breaker (4) that the segment fluid flow of described outer cylinder body (1) led, wherein, described stream breaker (4) is provided with at least two-layer.
2. inlet diffuser according to claim 1, it is characterized in that, at least stream breaker described in two-layer (4) is set parallel to each other, described perforate (41) on the described stream breaker of each layer (4) is directed at up and down, and described perforate (41) the size correspondence being directed at up and down is identical.
3. inlet diffuser according to claim 1, it is characterised in that described perforate (41) the triangularity arranged on every layer of described stream breaker (4).
4. inlet diffuser according to claim 1, it is characterised in that be fixed with on the lateral wall of described outer cylinder body (1) with so that the keeper (9) that positions when mounted of described outer cylinder body (1).
5. inlet diffuser according to claim 1, it is characterized in that, the top of described outer cylinder body (1) is provided with the installation portion (6) in order to fixing described outer cylinder body (1), is provided with reinforcement (7) between the lateral wall of described installation portion (6) and described outer cylinder body (1).
6. inlet diffuser according to claim 1, it is characterised in that be provided with hanger (8) on the inwall of described outer cylinder body (1).
7. the inlet diffuser according to any one in claim 1-6, it is characterized in that, be fixed with the annular slab (3) in order to radially will guide to outside from the fluid between described outer cylinder body (1) and described inner barrel (2) around the lateral wall of described inner barrel (2).
8. inlet diffuser according to claim 7, it is characterised in that described inlet diffuser also includes so that described stream breaker (4) and described annular slab (3) are fixed on the attachment structure of described outer cylinder body (1).
9. inlet diffuser according to claim 8, it is characterized in that, described attachment structure includes multiple strip shape body (5) arranged along described stream breaker (4) circle spacing, and each described strip shape body (5) is sequentially connected with described outer cylinder body (1), described annular slab (3) and described stream breaker (4).
10. a hydrogenation reactor, it is characterised in that the inlet diffuser that the porch of described hydrogenation reactor is provided with in claim 1-9 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620212171.5U CN205379869U (en) | 2016-03-18 | 2016-03-18 | Entry diffuser and hydrogenation ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620212171.5U CN205379869U (en) | 2016-03-18 | 2016-03-18 | Entry diffuser and hydrogenation ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205379869U true CN205379869U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620212171.5U Active CN205379869U (en) | 2016-03-18 | 2016-03-18 | Entry diffuser and hydrogenation ware |
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| CN (1) | CN205379869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107496A (en) * | 2018-09-29 | 2019-01-01 | 中石化（洛阳）科技有限公司 | Gas-liquid allotter and gas-liquid partition tray |
-
2016
- 2016-03-18 CN CN201620212171.5U patent/CN205379869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109107496A (en) * | 2018-09-29 | 2019-01-01 | 中石化（洛阳）科技有限公司 | Gas-liquid allotter and gas-liquid partition tray |
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