CN111803990B - Plate tower and plate tower tray reinforcing method - Google Patents
Plate tower and plate tower tray reinforcing method Download PDFInfo
- Publication number
- CN111803990B CN111803990B CN202010597303.1A CN202010597303A CN111803990B CN 111803990 B CN111803990 B CN 111803990B CN 202010597303 A CN202010597303 A CN 202010597303A CN 111803990 B CN111803990 B CN 111803990B
- Authority
- CN
- China
- Prior art keywords
- plate
- tray
- tower
- channel plate
- channel
- 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
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000007664 blowing Methods 0.000 abstract description 9
- 230000002787 reinforcement Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 238000003466 welding Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
- B01D3/324—Tray constructions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses a plate tower and a plate tower tray reinforcing method, wherein the plate tower comprises a tower tray, and the tower tray consists of a channel plate, a down-flow plate, an overflow weir, a liquid receiving plate and a main separation tower plate; the rib plate is arranged below the channel plate, at least two supporting plates are arranged below the main separation column plate, the channel plate is an upper-mounted channel plate and a lower-mounted channel plate, a cover plate is arranged above the upper-mounted channel plate and is connected with the main separation column plates on two sides of the channel plate through lug plates, the cover plate is perpendicular to the channel plate and perpendicular to the downcomer plate, the lower-mounted channel plate is connected with the main separation column plates through a connecting assembly, the connecting assembly comprises L-shaped clamping pieces and flat clamping pieces which are matched with each other, the L-shaped clamping pieces are arranged on the edge below the lower-mounted channel plate, the flat clamping pieces are arranged on the turned edge of the main separation column plate, and the L-shaped clamping pieces are connected with the flat clamping pieces through bolts. The invention effectively solves the problems of collapse, deformation and tearing of the tray and blowing and turning of the channel plate, and ensures the safe and stable operation of the tray under the high-load working condition.
Description
Technical Field
The invention belongs to the technical field of plate towers, relates to reinforcement of a plate tower tray, and particularly relates to a plate tower and a plate tower tray reinforcement method.
Background
The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.
The plate tower is a kind of stepped contact mass transfer equipment for gas-liquid or liquid-liquid system, and is composed of cylindrical tower body and several trays horizontally arranged in the tower at a certain interval. The tray is the main part of the plate column providing the gas-liquid mass and heat transfer field, and is directly related to the separation effect of the column. The plate-type tray is composed of channel plate, down-flow plate, overflow weir, liquid-receiving plate and main separation tray.
In the use, can appear becoming flexible after fastener and the card corrosion of tower tray, tower plate intensity and separation efficiency can reduce gradually. Especially under the high load working condition, the tray is impacted by strong vapor-liquid components, and the plate type tray is easy to deform, tear and even collapse integrally. The channel plate in the middle of the plate type tower tray bears larger gas impact, and the conditions of defect, deformation and blowing are easy to occur. The separation efficiency of the equipment is reduced, the product cost is increased, and the quality of finished products is reduced. According to the knowledge of the inventor of the invention, at present, the problems of collapse, deformation, tearing or channel plate blowing and turning frequently occurring on the tray are solved, and the technology generally adopted by manufacturers is used for optimizing the main structure of the tray or thickening the thickness of the tray. However, the inventor of the present invention has found that the tray needs to be replaced as a whole whether the tray structure is optimized or the thickness of the tray is increased, and the replacement of the tray is time-consuming, labor-consuming and costly.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a plate tower and a plate tower tray reinforcing method, which effectively solve the problems of collapse, deformation and tearing of a tower tray and blowing and turning of a channel plate and ensure the safe and stable operation of the tower tray under a high-load working condition.
In order to achieve the purpose, the technical scheme of the invention is as follows:
on one hand, the plate tower comprises a tower tray, wherein the tower tray consists of a channel plate, a down-flow plate, an overflow weir, a liquid receiving plate and a main separation tower plate;
the reinforced plate type tray is characterized in that a rib plate is arranged below a channel plate, at least two supporting plates are arranged below a main separation tray, the channel plate is an upper-mounted channel plate and a lower-mounted channel plate, a cover plate is arranged above the upper-mounted channel plate and is connected with the main separation tray on two sides of the channel plate through ear plates, the cover plate is perpendicular to the channel plate and perpendicular to a downcomer plate, the lower-mounted channel plate is connected with the main separation tray through a connecting assembly, the connecting assembly comprises an L-shaped clamping piece and a flat clamping piece which are matched with each other, the L-shaped clamping piece is arranged on the edge below the lower-mounted channel plate, the flat clamping piece is arranged at the position of a curled edge of the main separation tray, and the L-shaped clamping piece is connected with the flat.
According to the invention, the rib plates are arranged below the channel plate, and the support plates are arranged below the main separation tower plate, so that the distribution influence on the material on the upper surface of the tower tray can be prevented, and the influence of the rib plates and the support plates on the separation effect of the plate tower is reduced. According to the invention, the cover plate is arranged above the upper-mounted channel plate, so that the channel plate can be conveniently detached from the upper side, and the channel plate can be prevented from being blown over. Meanwhile, the cover plate is perpendicular to the channel plate and the down-flow plate, so that the cover plate can be prevented from obstructing the flow of liquid on the tower tray, a flow guide effect can be generated, and the separation effect of the tower tray is enhanced. According to the invention, the connecting component is arranged at the lower part of the lower-mounted channel plate, so that the channel plate can be conveniently detached from the lower part, and the channel plate can be prevented from being blown over. Including L shape fastener and the peaceful fastener of mutually supporting in the coupling assembling, the peaceful fastener can play the supporting role to L shape fastener to increase the firm in connection nature of passageway board and main separation column plate, through bolted connection L shape fastener and peaceful fastener, not only further strengthen the firm in connection nature, can prevent moreover that the passageway board from being blown and turn over.
On the other hand, a plate type tower tray reinforcing method comprises the steps that rib plates are arranged on a bottom plate of a channel plate, lug plates are connected to the upper surfaces of main separating tower plates on two sides of an upper-mounted channel plate, a cover plate is connected through the lug plates and is positioned above the upper-mounted channel plate, the cover plate is perpendicular to the channel plate and a downcomer plate, at least two supporting plates are arranged on the lower portion of each main separating tower plate, an L-shaped clamping piece is connected to the edge of the lower portion of the lower-mounted channel plate, a flat clamping piece is connected to the edge of the main separating tower plate around the lower-mounted channel plate, the lower-mounted channel plate is installed, the L-shaped clamping piece is matched with the flat clamping piece, the L-shaped clamping piece is connected with the flat clamping piece through bolts, and at least two supporting plates are connected to the lower portion of the main separating tower plate.
The backup pad is installed respectively in column plate turn-up lower part, bow-shaped board lower part, and the welding of bow-shaped board lower part backup pad both ends is on the column tray supporting ring of dehydration tower, and the welding of rectangle board lower part backup pad one end is on the turn-up of liquid receiving plate, and the other end welding is on the downcomer plate.
The invention has the advantages of
The invention only needs to transform and reinforce the original old tower tray, improves the strength of the tower tray, ensures the free opening and closing of the plate floating valve, ensures that the transformed tower tray operates stably under high load, does not collapse, deform or tear, and does not blow and turn over the channel plate.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic diagram of a tray assembly structure according to example 1 of the present invention;
FIG. 2 is a schematic view of a channel plate mounting manner according to embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of channel plate tray reinforcement according to example 1 of the present invention;
FIG. 4 is a schematic structural view of the blow-over preventing reinforcement of the upper channel plate according to embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of the blow-over preventing reinforcement of the lower-mounted channel plate according to embodiment 1 of the present invention;
FIG. 6 is a schematic view of the structure in the direction B-B in FIG. 5;
FIG. 7 is an enlarged view of I in FIG. 6;
FIG. 8 is a schematic structural view of the integral collapse prevention and reinforcement of the tray in example 1 of the present invention;
wherein, 1, down flow board, 2, overflow weir, 3, channel plate, 4, bow-shaped board, 5, big rectangular plate, 6, little rectangular plate, 7, the board that receives the liquid, 8, tower tray lock ring, 9, gusset, 10, apron, 11, otic placode, 12, L shape fastener, 13, tie fastener, 14, bolt, 15, backup pad.
Detailed Description
The invention provides a plate tower and a plate tower tray reinforcing method, aiming at solving the defects of collapse, deformation, tearing, channel plate blowing, turning and the like of a tower tray.
In a typical embodiment of the present invention, there is provided a tray column comprising a tray, the tray comprising a channel plate, a downcomer plate, a weir, a liquid receiving plate, and a main separation tray;
the reinforced plate type tray is characterized in that a rib plate is arranged below a channel plate, at least two supporting plates are arranged below a main separation tray, the channel plate is an upper-mounted channel plate and a lower-mounted channel plate, a cover plate is arranged above the upper-mounted channel plate and is connected with the main separation tray on two sides of the channel plate through ear plates, the cover plate is perpendicular to the channel plate and perpendicular to a downcomer plate, the lower-mounted channel plate is connected with the main separation tray through a connecting assembly, the connecting assembly comprises an L-shaped clamping piece and a flat clamping piece which are matched with each other, the L-shaped clamping piece is arranged on the edge below the lower-mounted channel plate, the flat clamping piece is arranged at the position of a curled edge of the main separation tray, and the L-shaped clamping piece is connected with the flat clamping piece through bolts.
In order to solve the problems of collapse, deformation and tearing of the tray, the invention is mainly realized by arranging the rib plates on the channel plate and arranging the support plates on the main separation tray plate, but the arrangement of the rib plates and the support plates can influence the distribution of materials on the tray; according to the invention, the rib plates are arranged below the channel plate, and the support plates are arranged below the main separation tower plate, so that the distribution influence on the material on the upper surface of the tower tray can be prevented, and the influence of the rib plates and the support plates on the separation effect of the plate tower is reduced. In order to prevent the channel plates from being blown over and avoid the phenomenon that the separation effect of the plates is lost, the channel plates need to be improved, but in actual production, the channel plates are convenient for workers to overhaul the interior of the plate tower, so that in order to further facilitate overhaul, the channel plates below the manhole are upper-mounted channel plates, the workers can enter the plate tower through the manhole and dismantle the lower upper-mounted channel plates from the upper side, the channel plates above the manhole are lower-mounted channel plates, and the workers can dismantle the upper lower-mounted channel plates from the lower side after entering the plate tower through the manhole, so that the workers can repair the lower parts of the plate tower conveniently, and the channel plates with different installation methods are different in structure for preventing blowing over. According to the invention, the cover plate is arranged above the upper-mounted channel plate, so that the channel plate can be conveniently detached from the upper side, and the channel plate can be prevented from being blown over. Meanwhile, the cover plate is perpendicular to the channel plate and the down-flow plate, so that the cover plate can be prevented from obstructing the flow of liquid on the tower tray, a flow guide effect can be generated, and the separation effect of the tower tray is enhanced. According to the invention, the connecting component is arranged at the lower part of the lower-mounted channel plate, so that the channel plate can be conveniently detached from the lower part, and the channel plate can be prevented from being blown over. Including L shape fastener and the peaceful fastener of mutually supporting in the coupling assembling, the peaceful fastener can play the supporting role to L shape fastener to increase the firm in connection nature of passageway board and main separation column plate, through bolted connection L shape fastener and peaceful fastener, not only further strengthen the firm in connection nature, can prevent moreover that the passageway board from being blown and turn over.
The surface facing the bottom of the tray column is the lower surface, and the surface facing the top of the tray column is the upper surface.
In one or more embodiments of this embodiment, the rib is perpendicular to the channel plate.
In one or more embodiments of this embodiment, the number of webs is at least two.
In one or more embodiments of this embodiment, the number of cover plates is two and the number of ear plates is four.
In one or more embodiments of this embodiment, the L-shaped latches are perpendicular to the under-loaded channel plate.
In one or more embodiments of the present disclosure, eight L-shaped latches and eight flat latches are provided.
In one or more embodiments of this embodiment, the number of support plates is four.
The tray comprises a liquid receiving plate, a separating plate, an overflow weir and a liquid descending plate in sequence from one side to the other side, a channel plate is arranged in the middle of the separating plate, the separating plate on the periphery of the channel plate is a main separating tray, the main separating tray comprises a rectangular plate and an arched plate, the liquid receiving plate and the overflow weir are connected to the two ends of the rectangular plate respectively, and the two sides of the separating plate are connected with the tower wall through the arched plate.
In one or more embodiments of this embodiment, the support plate is mounted on the lower portion of the curl of the rectangular plate, with one end of the support plate welded to the curl of the receiver plate and the other end welded to the downcomer tray.
In one or more embodiments of this embodiment, the support plate is mounted below the arcuate plate, and both ends of the support plate are welded to the tray support ring of the tray column.
In another embodiment of the invention, a reinforcing method for a plate-type tower tray is provided, wherein a channel plate bottom plate is provided with a rib plate, lug plates are connected to main separation tower plates on two sides of an upper-mounted channel plate, a cover plate is connected through the lug plates and positioned above the upper-mounted channel plate, the cover plate is perpendicular to the channel plate and a downcomer plate, at least two supporting plates are arranged on the lower portion of each main separation tower plate, an L-shaped clamping piece is connected to the edge of the lower portion of the lower-mounted channel plate, a flat clamping piece is connected to the edge of the main separation tower plate around the lower-mounted channel plate, the lower-mounted channel plate is installed, the L-shaped clamping piece is matched with the flat clamping piece, the L-shaped clamping piece is connected with the flat clamping piece through bolts, and at least two supporting plates are connected to the lower portion of the main separation tower plate.
In one or more embodiments of this embodiment, the rib is perpendicular to the channel plate.
In one or more embodiments of this embodiment, the support plate is mounted on the lower portion of the curl of the rectangular plate, with one end of the support plate welded to the curl of the receiver plate and the other end welded to the downcomer tray.
In one or more embodiments of this embodiment, the support plate is mounted below the arcuate plate, and the ends of the support plate are welded to the tray support rings of the tray column.
In order to make the technical solutions of the present invention more clearly understood by those skilled in the art, the technical solutions of the present invention will be described in detail below with reference to specific embodiments.
Example 1
A tray assembly of the plate tower is shown in figure 1 and comprises a channel plate 3, a down-flow plate 1, an overflow weir 2, a liquid receiving plate 7, an arched plate 4 and a rectangular plate. The rectangular plates include a large rectangular plate 5 and a small rectangular plate 6.
The rectangular plate surrounds and constitutes the rectangle separation plate around the passageway board, and bow-shaped board 4 is installed on a relative both sides of rectangle separation plate, and downcomer 1 and liquid receiving plate 7 are installed respectively on another relative both sides, and overflow weir 2 sets up between rectangle separation plate and downcomer 1, and rectangle separation plate and bow-shaped board 4 constitute main separation column plate. The joint between the two sides is provided with a downward turned edge which is arranged below the tower tray. The downcomer plate 1 of the previous tray is matched with the receiving plate 7 of the next tray.
The inner wall of the plate tower is provided with a tower tray support ring 8, and the tower tray is arranged on the tower tray support ring 8.
As shown in fig. 2, the channel plate above the manhole is a lower installed channel plate, and the channel plate below the manhole is an upper installed channel plate.
The method for reinforcing the plate tower tray comprises the following steps:
1. channel plate tray reinforcement
In order to prevent the channel plate from being damaged, a rib plate 9 is additionally arranged at the lower part of the channel plate 3, and the rib plate 9 is welded at the back of the channel plate, so that the influence on the free floating of the floating valve up and down is avoided, as shown in figure 3.
2. Channel plate anti-blowing reinforcement
The upper-mounted channel plate is reinforced against blowing and overturning, as shown in fig. 4, a cover plate 10 is respectively mounted on the upper part of the channel plate, and the cover plates 10 are fixed by lug plates 11 welded on small rectangular plates 6 on two sides of the channel plate.
The blow-over preventing reinforcement of the lower-mounted channel plate is characterized in that as shown in fig. 5-7, an L-shaped clamping piece 12 is welded on the edge of the channel plate 3, a flat clamping piece 13 is welded on a corresponding position of an L-shaped position of a peripheral rectangular plate curled edge, the L-shaped clamping piece 12 is placed on the flat clamping piece 13, and the L-shaped clamping piece 12 and the flat clamping piece 13 are fixed through bolts 14.
3. Integral collapse-proof reinforcement for tower tray
To prevent the collapse of the tray as a whole, 4 support plates 15 are welded to the lower portion of the tray, as shown in fig. 8. Respectively installed in the corresponding big rectangular plate 5 turn-up lower part and bow-shaped plate 4 lower part, bow-shaped plate 4 lower part backup pad both ends welding is on the tray support ring 8 of dehydration tower, and big rectangular plate 5 lower part backup pad 4 one end welding is on the turn-up of liquid receiving plate 7, and the other end welding is on the downcomer plate 1 column plate.
In 2018, the plate-type tray is reinforced by aiming at four rectifying towers with frequent collapse and deformation of the tray and tearing and blowing-over of a channel plate in the operation process of the system. After 2 years of continuous high-load operation, the conditions of collapse, tearing or channel plate blowing and turning do not occur on the tower tray in the 2020 system maintenance period through disassembly and inspection, and the expected target is successfully realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A plate tower is characterized by comprising a tower tray, wherein the tower tray consists of a channel plate, a down-flow plate, an overflow weir, a liquid receiving plate and a main separation tower plate;
the reinforced plate type tray is characterized in that a rib plate is arranged below a channel plate, at least two supporting plates are arranged below a main separation tray, the channel plate is an upper-mounted channel plate and a lower-mounted channel plate, a cover plate is arranged above the upper-mounted channel plate and is connected with the main separation tray on two sides of the channel plate through ear plates, the cover plate is perpendicular to the channel plate and perpendicular to a downcomer plate, the lower-mounted channel plate is connected with the main separation tray through a connecting assembly, the connecting assembly comprises an L-shaped clamping piece and a flat clamping piece which are matched with each other, the L-shaped clamping piece is arranged on the edge below the lower-mounted channel plate, the flat clamping piece is arranged at the position of a curled edge of the main separation tray, and the L-shaped clamping piece is connected with the flat clamping piece through bolts.
2. The tray tower according to claim 1, wherein the rib is perpendicular to the channel plate.
3. The tray tower according to claim 1, wherein there are at least two webs.
4. The tray tower of claim 1, wherein the number of support plates is four.
5. The tray column according to claim 1, wherein the support plate is mounted on the lower portion of the curl of the rectangular plate, and one end of the support plate is welded to the curl of the liquid receiving plate and the other end is welded to the downcomer tray.
6. The tray column according to claim 1, wherein the support plate is mounted below the arcuate plate, and both ends of the support plate are welded to the tray support ring of the tray column.
7. A plate type tower tray reinforcing method is characterized in that a channel plate bottom plate is provided with rib plates, lug plates are connected to main separating tower plates on two sides of an upper-mounted channel plate, a cover plate is connected through the lug plates and is positioned above the upper-mounted channel plate, the cover plate is perpendicular to the channel plate and a liquid descending plate, at least two supporting plates are arranged on the lower portion of each main separating tower plate, an L-shaped clamping piece is connected to the edge below a lower-mounted channel plate, a flat clamping piece is connected to the edge of each main separating tower plate around the lower-mounted channel plate, the lower-mounted channel plate is installed, the L-shaped clamping piece is matched with the flat clamping piece, the L-shaped clamping piece is connected with the flat clamping piece through bolts, and at least two supporting plates are connected to the lower portion of the main separating tower plate.
8. The method of reinforcing a plate tray according to claim 7, wherein the rib is perpendicular to the channel plate.
9. The method of reinforcing a plate tray as set forth in claim 7, wherein a support plate is installed at a lower portion of the flange of the rectangular plate, one end of the support plate is welded to the flange of the liquid receiving plate, and the other end is welded to the tray plate of the downcomer.
10. The method of reinforcing a tray according to claim 7, wherein the support plate is mounted under the arcuate plate and both ends of the support plate are welded to the tray support ring of the tray column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010597303.1A CN111803990B (en) | 2020-06-28 | 2020-06-28 | Plate tower and plate tower tray reinforcing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010597303.1A CN111803990B (en) | 2020-06-28 | 2020-06-28 | Plate tower and plate tower tray reinforcing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111803990A CN111803990A (en) | 2020-10-23 |
| CN111803990B true CN111803990B (en) | 2021-09-21 |
Family
ID=72855422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010597303.1A Active CN111803990B (en) | 2020-06-28 | 2020-06-28 | Plate tower and plate tower tray reinforcing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111803990B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870507B (en) * | 2023-07-26 | 2024-04-19 | 江苏三吉利化工股份有限公司 | High freezing point substance preparation device and method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2711307A (en) * | 1952-04-21 | 1955-06-21 | Shell Dev | Contacting tray construction |
| CN2807041Y (en) * | 2004-12-27 | 2006-08-16 | 北京西山除尘器厂 | Foam tower plate for combined desulfurizing dust remover |
| CN103561834A (en) * | 2011-05-16 | 2014-02-05 | 科氏-格利奇有限合伙公司 | Use of downcomer beam to support adjacent cross flow trays within a mass transfer column and process involving same |
| CN104474732A (en) * | 2014-10-23 | 2015-04-01 | 中国石油化工股份有限公司 | A column tray connecting device |
| CN204840986U (en) * | 2015-06-23 | 2015-12-09 | 珠海长炼石化设备有限公司 | A tower tray subassembly for reforming prefractionator |
| CN206566916U (en) * | 2017-03-03 | 2017-10-20 | 浙江北高峰环境工程有限公司 | A kind of ultra-clean discharge porous tower tray of tower of boiler smoke |
| CN207980473U (en) * | 2017-12-30 | 2018-10-19 | 涿州天石塔设备制造有限公司 | A kind of flow guiding type tower tray |
| CN210521818U (en) * | 2019-08-27 | 2020-05-15 | 浙江石油化工有限公司 | A downcomer for preventing the deformation of a large-diameter fractionation tower |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6830607B2 (en) * | 2001-06-15 | 2004-12-14 | Westlake Technology Corporation | Slurry tray and slurry tray assembly for use in fractionation towers |
-
2020
- 2020-06-28 CN CN202010597303.1A patent/CN111803990B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2711307A (en) * | 1952-04-21 | 1955-06-21 | Shell Dev | Contacting tray construction |
| CN2807041Y (en) * | 2004-12-27 | 2006-08-16 | 北京西山除尘器厂 | Foam tower plate for combined desulfurizing dust remover |
| CN103561834A (en) * | 2011-05-16 | 2014-02-05 | 科氏-格利奇有限合伙公司 | Use of downcomer beam to support adjacent cross flow trays within a mass transfer column and process involving same |
| CN104474732A (en) * | 2014-10-23 | 2015-04-01 | 中国石油化工股份有限公司 | A column tray connecting device |
| CN204840986U (en) * | 2015-06-23 | 2015-12-09 | 珠海长炼石化设备有限公司 | A tower tray subassembly for reforming prefractionator |
| CN206566916U (en) * | 2017-03-03 | 2017-10-20 | 浙江北高峰环境工程有限公司 | A kind of ultra-clean discharge porous tower tray of tower of boiler smoke |
| CN207980473U (en) * | 2017-12-30 | 2018-10-19 | 涿州天石塔设备制造有限公司 | A kind of flow guiding type tower tray |
| CN210521818U (en) * | 2019-08-27 | 2020-05-15 | 浙江石油化工有限公司 | A downcomer for preventing the deformation of a large-diameter fractionation tower |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111803990A (en) | 2020-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100555244B1 (en) | I beam for structural reinforcement with increased rigidity and its manufacturing method | |
| CN111803990B (en) | Plate tower and plate tower tray reinforcing method | |
| CN206308986U (en) | Detachable converter tooling platform | |
| US2699929A (en) | Lightweight fractionating tray | |
| CN201301331Y (en) | A block-type detachable separator for horizontal pressure reactor | |
| CN107794885A (en) | Ecological water intake conical trash rack | |
| CN217501108U (en) | Supporting steel beam quick-assembly and quick-disassembly type connecting joint for jacking transfer | |
| CN208862409U (en) | Housings for distribution boxes, distribution boxes and rail systems | |
| CN113525940B (en) | Quick assembly disassembly's anti-wind circle | |
| CN213601498U (en) | A flip-type replacement pole number plate | |
| CN211435428U (en) | Square pulse cloth tube dust remover box structure | |
| CN217490905U (en) | Self-locking reinforcing structure tower tray | |
| JP5920700B2 (en) | Single-deck floating roof deflection correction tool | |
| CN218289033U (en) | Reinforcing ring suitable for tank car | |
| CN218465754U (en) | Gas-liquid separator for coal gasification synthesis gas | |
| CN222436153U (en) | Safety door guide rail structure for plastic and metal forming machine | |
| CN209013751U (en) | A kind of sintering machine air intake device | |
| CN222455248U (en) | Catholyte discharge tank | |
| CN220385817U (en) | Sleeve structure for air separation low-pressure tower | |
| CN210593498U (en) | Storage device of fly ash | |
| CN212585478U (en) | Bellows sealing device of sintering machine | |
| CN217753369U (en) | Novel vehicle axle reinforcing apparatus | |
| CN114558542B (en) | Large-scale tray structure with high strength, small deflection and convenient disassembly and assembly | |
| CN222744342U (en) | Device for reinforcing converter skirt | |
| CN207342264U (en) | For concentrator cover board and there is its concentrator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |