CN204973634U - Gas -liquid mixing device - Google Patents
Gas -liquid mixing device Download PDFInfo
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- CN204973634U CN204973634U CN201520614428.5U CN201520614428U CN204973634U CN 204973634 U CN204973634 U CN 204973634U CN 201520614428 U CN201520614428 U CN 201520614428U CN 204973634 U CN204973634 U CN 204973634U
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Abstract
The utility model relates to a mixing arrangement belongs to petroleum processing equipment field, concretely relates to gas -liquid mixing device. Including the columniform urceolus, the urceolus top is the import, and the bottom is equipped with annular bottom plate, and the center of annular bottom plate is equipped with the export, the below of export is equipped with the stream breaker, be equipped with the big inner tube in the little bottom in top in the urceolus, the top of inner tube is equipped with the roof, and its bottom mounting is on annular bottom plate, the symmetric position respectively has rectangle side trompil on the inner tube lateral wall, and this rectangle side trompil is passed by one the baffle of inner tube axle center position symmetry divide into two halves. Consequently, the device simple structure can satisfy the liquid phase simultaneously and spray area, liquid phase along the peak value of radial distribution, the requirement of four aspects of liquid phase bias flow degree and buffering effect, whole bed surface enables and on the catalytic hydrogenation reaction go on smoothly, can prolong the life 1 of catalyst-2 times.
Description
Technical field
The utility model relates to a kind of mixing arrangement, belongs to petroleum refining apparatus field, is specifically related to a kind of Liqiud-gas mixing device.
Background technology
At present in petroleum chemical industry, in order to improve yield and the product quality of light oil, often the product of crude oil fractions gained need be carried out the refining of catalytic hydrogenation (such as hydrocracking and hydrofinishing), its general principle is: in catalytic hydrogenation reaction device, first hydrogen, feedstock oil two-phase medium flow to material, then, under the catalyst action of feedstock oil in reactor, a series of reaction is completed with hydrogen.In production practices, it is found that: can reactor steady operation, and can catalyst play a role fully, and can product reach quality requirement, depend on to a great extent be arranged on reactor inlet enter Liqiud-gas mixing device.And the effect entering Liqiud-gas mixing device makes gas-liquid two-phase mix to be incorporated in reactor inlet place to obtain fully buffering avoid the vertical impact of the components such as below distribution plate and two-phase charging be diffused on the cross section of whole reactor equably, therefore be the peak value that liquid phase is radially distributed to the requirement of Liqiud-gas mixing device, liquid phase bias current degree is little as much as possible, little to the impulsive force of below gas-liquid partition tray, and can gas-fluid two-phase mixture be effectively cushioned in porch, can the gas-liquid mixture after buffering be diffused on the cross section of whole reactor equably, closely related with the structure entering Liqiud-gas mixing device.
Along with the expansion of industry size, the scale of reactor is also increasing, the technical requirement of people to Liqiud-gas mixing device is also more and more higher, and use at present enter Liqiud-gas mixing device, still there is the problems such as the peak value that liquid phase radially distributes is higher, liquid phase bias current degree is larger.
Utility model content
The utility model mainly solves the Liqiud-gas mixing device complex structure existing for prior art, and the technical problem that the peak value that liquid phase is radially distributed is higher, liquid phase bias current degree is larger etc., provides a kind of Liqiud-gas mixing device.This apparatus structure is simple, liquid phase spray area can be met simultaneously, the requirement of peak value, liquid phase bias current degree and buffering effect four aspects that liquid phase is radially distributed, catalytic hydrogenation reaction on whole bed surface can be made to carry out smoothly, can service life 1 ~ 2 times of extending catalyst.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of Liqiud-gas mixing device, comprise columniform urceolus, urceolus top is import, bottom is provided with annular bottom plate, the center of annular bottom plate is provided with outlet, and the below of described outlet is provided with stream breaker, is provided with the inner core that little bottom, top is large in described urceolus, the top of described inner core is provided with top board, and its bottom is fixed on annular bottom plate; On described inner core sidewall, symmetric position respectively has a rectangle sides perforate, and this rectangle sides perforate center position is provided with a dividing plate.
Optimize, above-mentioned a kind of Liqiud-gas mixing device, described stream breaker comprises two-layer circular stream breaker, is respectively the first larger stream breaker of diameter and less the second stream breaker of diameter, and the broken discharge orifice on broken discharge orifice perpendicular alignmnet first stream breaker on the second stream breaker.
Optimize, above-mentioned a kind of Liqiud-gas mixing device, described broken discharge orifice circular array.
Optimize, above-mentioned a kind of Liqiud-gas mixing device, described top board is provided with hanger.
Optimize, above-mentioned a kind of Liqiud-gas mixing device, described outer tube inner wall is provided with positioning protrusion, and described inner tank theca is provided with the detent matched with positioning convex.
Therefore, the utility model tool has the following advantages: structure is simple, liquid phase spray area can be met simultaneously, the peak value that liquid phase is radially distributed, the requirement of liquid phase bias current degree and buffering effect four aspects, be placed in reactor, be diffused into the cross section of whole reactor with making its gas-liquid homogeneous media, simultaneously because of to the predistribution of gas-liquid medium and good buffer effect, after gas-liquid partition tray below gas-liquid two-phase feeding is diffused into distributes, make the radial temperature difference of the catalyst bed in reactor little, thus catalytic hydrogenation reaction on whole bed surface is carried out smoothly, the service life 1 ~ 2 times of catalyst can be extended simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of preferred embodiment of the utility model.
Fig. 2 is that the local of Fig. 1 rotates schematic diagram.
Fig. 3 is the plan view of Fig. 1.
Fig. 4 is the A-A sectional view of Fig. 1.
Fig. 5 is the B-B sectional view of Fig. 1.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In figure, urceolus 1, import 2, annular bottom plate 3, outlet 4, stream breaker 5, inner core 6, top board 7, locating ring 8, rectangle sides perforate 9, dividing plate 10, first stream breaker 11, second stream breaker 12, hanger 13, positioning convex 14, detent 15.
Embodiment:
A kind of Liqiud-gas mixing device as Figure 1-3, comprise columniform urceolus 1, urceolus 1 top is import 2, bottom is provided with annular bottom plate 3, the center of annular bottom plate is provided with outlet 4, and the below of outlet 4 is provided with stream breaker 5, is provided with the inner core 6 that little bottom, top is large in urceolus 1, the top of inner core 6 is provided with top board 7, and its bottom is fixed on annular bottom plate 3; On inner core 6 sidewall, symmetric position respectively has a rectangle sides perforate 9, and this rectangle sides perforate 9 center is provided with dividing plate 10.Top board 7 is provided with hanger 13, urceolus 1 inwall is provided with positioning protrusion 14, inner tank theca is provided with the detent 15 matched with positioning convex 14.
Stream breaker 5 comprises two-layer circular stream breaker, be respectively the first larger stream breaker 11 of diameter and less the second stream breaker 12 of diameter, and the broken discharge orifice on broken discharge orifice perpendicular alignmnet first stream breaker 11 on the second stream breaker 12, broken discharge orifice circular array, as illustrated in figures 4-5.
After adopting said structure, gas-fluid two-phase mixture enters this Liqiud-gas mixing device, two-way is divided to enter in inner core from two rectangle sides perforates 9 respectively, two-way fluid collides and flows out from exit after mixing in inner core 6, be splashed on the stream breaker 5 outside outlet, liquid phase strikes on stream breaker 5 and is ground into droplet, and droplet flows out from broken discharge orifice, and stream breaker 5 can play the liquid phase spray area of expansion diffuser and play further cushioning effect to gas-liquid two-phase feeding simultaneously.And the effect that two-layer stream breaker can strengthen stream breaker is further set, the peak value that liquid phase is radially distributed can be reduced so further, and expand liquid phase spray area, thus it is more even to make gas-liquid two-phase feeding distribute in reactor cross section after Liqiud-gas mixing device, reduce the peak value that liquid phase is radially distributed.
Meanwhile, because the gas-liquid medium pushing up 7 pairs of air-flows has barrier effect, on the other hand because the existence of dividing plate 10 changes the direction of gas-liquid media flow, add the effect of stream breaker, so make inlet diffuser have good buffering effect.
The utility model inlet diffuser adopts symmetrical structure in design, and the distribution at each position of gas-liquid in diffuser is roughly even, decreases the bias current degree of liquid phase.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the terms such as urceolus 1, import 2, annular bottom plate 3, outlet 4, stream breaker 5, inner core 6, top board 7, locating ring 8, shape lateral opening hole 9, dividing plate 10, first stream breaker 11, second stream breaker 12, hanger 13, positioning convex 14, detent 15 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (5)
1. a Liqiud-gas mixing device, it is characterized in that, comprise columniform urceolus (1), urceolus (1) top is import (2), bottom is provided with annular bottom plate (3), the center of annular bottom plate is provided with outlet (4), the below of described outlet (4) is provided with stream breaker (5), the inner core (6) that little bottom, top is large is provided with in described urceolus (1), the top of described inner core (6) is provided with top board (7), and its bottom is fixed on annular bottom plate (3); On described inner core (6) sidewall, symmetric position respectively has a rectangle sides perforate (9), and the center of this rectangle sides perforate (9) is provided with a dividing plate (10).
2. a kind of Liqiud-gas mixing device according to claim 1, it is characterized in that, described stream breaker (5) comprises two-layer circular stream breaker, be respectively larger the first stream breaker (11) of diameter and less the second stream breaker (12) of diameter, and the broken discharge orifice on broken discharge orifice perpendicular alignmnet first stream breaker (11) on the second stream breaker (12).
3. a kind of Liqiud-gas mixing device according to claim 2, is characterized in that, described broken discharge orifice circular array.
4. a kind of Liqiud-gas mixing device according to claim 1, is characterized in that, described top board (7) is provided with hanger (13).
5. a kind of Liqiud-gas mixing device according to claim 1, it is characterized in that, described urceolus (1) inwall is provided with positioning protrusion (14), described inner tank theca is provided with the detent (15) matched with positioning convex (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614428.5U CN204973634U (en) | 2015-08-14 | 2015-08-14 | Gas -liquid mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520614428.5U CN204973634U (en) | 2015-08-14 | 2015-08-14 | Gas -liquid mixing device |
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| Publication Number | Publication Date |
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| CN204973634U true CN204973634U (en) | 2016-01-20 |
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| CN201520614428.5U Active CN204973634U (en) | 2015-08-14 | 2015-08-14 | Gas -liquid mixing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186427A (en) * | 2016-08-16 | 2016-12-07 | 深圳市福田区环境技术研究所有限公司 | The process technique of a kind of chemical nickel plating waste solution and device |
| CN106237936A (en) * | 2016-08-19 | 2016-12-21 | 兰州兰石集团有限公司 | Gas-liquid cocurrent flow inlet diffuser |
| CN109464967A (en) * | 2018-11-14 | 2019-03-15 | 中石化炼化工程（集团）股份有限公司 | A kind of central tube of gas-liquid allotter, gas-liquid allotter and gas-liquid partition tray |
| CN112912166A (en) * | 2018-10-30 | 2021-06-04 | 思拓凡瑞典有限公司 | Mixing device |
-
2015
- 2015-08-14 CN CN201520614428.5U patent/CN204973634U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186427A (en) * | 2016-08-16 | 2016-12-07 | 深圳市福田区环境技术研究所有限公司 | The process technique of a kind of chemical nickel plating waste solution and device |
| CN106237936A (en) * | 2016-08-19 | 2016-12-21 | 兰州兰石集团有限公司 | Gas-liquid cocurrent flow inlet diffuser |
| CN112912166A (en) * | 2018-10-30 | 2021-06-04 | 思拓凡瑞典有限公司 | Mixing device |
| CN109464967A (en) * | 2018-11-14 | 2019-03-15 | 中石化炼化工程（集团）股份有限公司 | A kind of central tube of gas-liquid allotter, gas-liquid allotter and gas-liquid partition tray |
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