CN201603429U - Product degassing cabin with skirt support expanding barrel - Google Patents
Product degassing cabin with skirt support expanding barrel Download PDFInfo
- Publication number
- CN201603429U CN201603429U CN2009202930781U CN200920293078U CN201603429U CN 201603429 U CN201603429 U CN 201603429U CN 2009202930781 U CN2009202930781 U CN 2009202930781U CN 200920293078 U CN200920293078 U CN 200920293078U CN 201603429 U CN201603429 U CN 201603429U
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- Prior art keywords
- reinforcement
- skirt
- ring flat
- plate
- riveted
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- Expired - Lifetime
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- 238000007872 degassing Methods 0.000 title claims abstract description 53
- 230000002787 reinforcement Effects 0.000 claims abstract description 40
- 238000003466 welding Methods 0.000 claims abstract description 33
- 210000003141 lower extremity Anatomy 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000001066 destructive effect Effects 0.000 abstract 1
- -1 polyethylene Polymers 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 241000446313 Lamella Species 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a product degassing cabin with skirt support expanding barrel, comprising a degassing cabin shell, a skirt support, a pipe orifice accessory and an internal part; the product degassing cabin is characterized in that: an expanding barrel is arranged on the outer wall where the degassing cabin shell is welded with the skirt support; the expanding barrel is composed of upper and lower external reinforcement bars, an internal reinforcement bar, at least two horizontal annular plate, one side wall cylinder and a whole padding plate; the expanding barrel is welded or riveted with the product degassing cabin shell and the skirt support; in the utility model, by using the skirt support expanding barrel, the diameter of the skirt support can be expanded into needed size arbitrarily, the structure is simple, realization is easy, so as effectively solves the bottleneck problem of installation of the existing degassing cabin technology, avoid working procedures such as high altitude welding, non-destructive test, heat treatment, pressure test and the like and eliminate the potential safety hazard and quality problem caused by high altitude operation; in addition, the mounting cost is saved and the working period is shortened.
Description
Technical field
The utility model belongs to the product degassing storehouse in the petrochemical plant, and a kind of petroleum chemical industry polyethylene, polypropylene plant of being used for of more specifically saying so sloughed the degasser of the hydro carbons that adsorbs in the resin.
Background technology
Polyethylene device mainly is made up of 4 parts such as monomer purification, polymerisation, the resin degassing and resin granulations.The ethene and the comonomer that enter polymer reactor remove oxygen, carbon monoxide etc. earlier to behind the poisonous impurity of catalyst, react in reactor.From the resin that reactor comes out, adsorbed a lot of hydrocarbon impurities gases, must before entering the extruder grain system, these foreign gases have been deviate from.This degasification process is finished in product degassing storehouse.Product degassing storehouse is key, the main equipment in polyethylene, the polypropylene plant.
Product degassing storehouse is a kind of upright, equipment of becoming diameter, is made up of annex 4 such as degassing storehouse housing 1, skirt 2, the mouth of pipe and internals 5, sees Fig. 1.Usually, about 2: 1 of two sections diameter ratio, the diameter of equipment is different and different with unit scale with height.As domestic certain newly-built polyethylene device, device diameters epimere and highly be respectively 6.8 meters and 47 meters, net weight reaches 235 tons.Because the structure particularity of equipment reaches the consideration based on security, product degassing storehouse generally is to adopt conical skirt 2 to support in the equipment center, skirt outer wall direct and apparatus casing welds and is fixed on ground by foundation bolt 2-2, and therefore, skirt 2 interior diameters equal the equipment overall diameter.And equipment is installed on high about more than 30 meters framework 3.As shown in Figure 1, 2.
Degassing storehouse existing structure, support characteristics make and have a very big problem when equipment is installed at the scene, and after promptly large-scale crane was sling equipment, the following mouth of pipe and the cruciform bracing 7 of skirt collided, and it is in place equipment can't to be put into framework from top to bottom.Its reason is to guaranteeing that conical skirt has enough intensity and enabling capabilities, the semiapex angle of standard-required skirt 2, be skirt centrum 2-1 inclined-plane and vertical line angle can not greater than 15 the degree, make the spacing of skirt annular bottom plate inner edge and housing outer wall very little (seeing dash area among Fig. 1-1), because need being installed on the cruciform bracing 7, the skirt bottom circumferential lamella (illustrates with octagon among Fig. 1-1), and the width of cruciform bracing 7 is not less than the width of skirt bottom circumferential lamella, so the spacing between cruciform bracing 7 and the housing outer wall 1-1 is littler.And under normal conditions, must have annexes such as manhole and some technology mouths of pipe 4, stiffening ring below the skirt in degassing storehouse, and these mouths of pipe and the distance of annex extension much larger than cruciform bracing 7 to the housing outer wall, see shown in Figure 2.After this just caused lifting, when equipment was put into framework from the top down, these technology mouths of pipe were collided with cruciform bracing 7 earlier, made the equipment can't be in place.For addressing the above problem, need earlier above-mentioned mouth of pipe excision, treat the equipment installation in position after, the mouth of pipe of will being correlated with again is welded on the equipment.But this is with new problem, at first, carries out operations such as high-altitude welding, Non-Destructive Testing, has increased difficulty of construction, has bigger potential safety hazard; Secondly, before installing, equipment, after cutting and the repair welding, must heat-treat again and the water pressure test, and this can only carry out in the high-altitude through the Overheating Treatment and the water pressure test.To carry out these processing and test to this main equipment in the high-altitude, be very difficult, and be difficult for ensuring the quality of products.
In a plurality of polyethylene devices that build up at home, the problems referred to above repeatedly appear in degassing storehouse, have both increased installation risk and cost, have extended installation period virtually again.
Summary of the invention
The purpose of this utility model be exactly at existing degassing warehousing the problems referred to above, carry out structure innovation.The utility model can address the above problem after implementing.
In order to achieve the above object, the technical scheme that the utility model adopted is:
A kind of product degassing storehouse with skirt hole enlargement tube comprises degassing storehouse housing 1, skirt 2, nozzle attachment 4 and internals 5, it is characterized in that:
Be provided with a hole enlargement tube 6 at degassing storehouse housing outer wall with the skirt weld;
Described hole enlargement tube 6 is by the outer reinforcement 6-1 of two circles, the interior reinforcement 6-2 of a circle, at least 2 horizontal ring flat-plate 6-3,1 sidewall cylinder 6-4,1 whole circle backing plate 6-5 form up and down;
Described hole enlargement tube 6 is connected with skirt 2 welding or riveted joint with product degassing storehouse housing 1.
In concrete enforcement,
Described 2 horizontal ring flat-plate 6-3 surround degassing storehouse housing outer wall and arrange up and down, along opening 2 through holes perpendicular to plate face direction symmetry;
Dock welding between described horizontal ring flat-plate 6-3 and the degassing storehouse housing 1 or rivet;
Described horizontal ring flat-plate 6-3 width is 200～600mm;
The last lower limb of described sidewall cylinder 6-4 docks welding or riveted joint with upper and lower two horizontal ring flat-plate 6-3;
The top of described sidewall cylinder 6-4, radially symmetry is opened 2 through holes;
Described sidewall cylinder 6-4 highly is 400～800mm;
Described outer reinforcement 6-1 circumferentially evenly distributes along degassing storehouse housing outer wall, welds or be riveted on the outside of upper and lower horizontal ring flat-plate 6-3;
Reinforcement 6-2 circumferentially evenly distributes along degassing storehouse housing outer wall in described, welds or is riveted between upper and lower horizontal ring flat-plate 6-3;
Upper and lower two the horizontal straight flanges of reinforcement 6-2 and upper and lower ring flat-plate 6-3 welding or riveted joint in described, two vertical straight flanges and adjacent housing 1 and sidewall cylinder 6-4 welding or riveted joint, 4 angles of welding reinforcement 6-2 are chamfering;
Reinforcement 6-2 is interspersed with outer reinforcement 6-1 in described;
Described whole circle backing plate 6-5 height is 300～600mm, is welded or riveted to the outer wall of sidewall cylinder 6-4;
Described skirt 2 overlap joints are welded or riveted to the outer wall of whole circle backing plate 6-5.
Because the utility model is that skirt is provided with a hole enlargement tube 6, this hole enlargement tube is made up of whole outward circle backing plate 6-5 of upper and lower horizontal ring flat-plate 6-3, sidewall vertical cylinder 6-4, cylinder and outer gusset 6-1, the interior strong gusset 6-2 of strengthening; The hole enlargement tube welds mutually with equipment barrel, forms the structure of a jacket type, the welding of the whole outward circle backing plate of skirt and hole enlargement tube.Like this, the diameter that is equivalent to skirt has increased by 2 times of distances that horizontal ring flat-plate 6-3 width adds the whole circle backing plate of cylinder 6-5 thickness outward.Utilize this structure,, reach the purpose that increases skirt bottom circumferential lamella 2-3 interior diameter indirectly by increasing the mode of conical skirt 2 upper end interior diameters.Move thereby the cruciform bracing 7 that makes framework 3 is suitably outer, and the distance between the equipment barrel obviously increases.According to physical dimensions such as the mouth of pipe 4 extension elongations, skirt semiapex angle, skirt bottom circumferential lamella 2-3, reasonably select the width of the horizontal ring flat-plate 6-3 of hole enlargement tube, just can make the cruciform bracing 7 to the distance of equipment extension (seeing shown in Figure 3) greater than annexes such as the equipment mouths of pipe, thus the problem with regard to having avoided the mouth of pipe 4 and the cruciform bracing 7 of framework 3 to collide.
Because the operational quality in product degassing storehouse is very big, the load that causes skirt to bear is very big.For improve the hole enlargement tube and with the strength and stiffness of skirt junction, need be at hole enlargement tube two ends the uniform reinforcement of upper and lower horizontal ring flat-plate arranged outside, in the hole enlargement tube, between the upper and lower horizontal ring flat-plate, also evenly arrange reinforcement, for bringing into play the effect of reinforcement the biglyyest, and make structure stress even, inside and outside reinforcement should interlock, evenly distribute.
Description of drawings
Fig. 1 prior art products degassing storehouse is formed and scheme of installation
Fig. 1-1 is that the A-A of Fig. 1 is to schematic diagram
Fig. 2 conical skirt schematic diagram
Fig. 3 the utility model is formed and scheme of installation
Fig. 3-1 is that the B-B of Fig. 3 is to view
Fig. 3-2 is the partial enlarged drawing of Fig. 3
Fig. 3-3 is the schematic top plan view of Fig. 3
The outer reinforcement assembly schematic diagram of Fig. 4 the utility model
Reinforcement assembly schematic diagram in Fig. 5 the utility model
Fig. 6 the utility model horizontal loops board component schematic diagram
The specific embodiment
Further specify the specific embodiment of the present utility model below in conjunction with accompanying drawing.
As shown in Figure 3, the degassing of the present utility model storehouse is made up of critical pieces such as annex 4 such as degassing storehouse housing 1, skirt 2, the mouth of pipe and internals 5, hole enlargement tubes 6.Its characteristics are that the skirt in the product degassing storehouse of prior art directly welds mutually with the equipment barrel outer wall, so the upper end interior diameter of conical skirt is identical with the equipment overall diameter; And the utility model equipment is provided with a hole enlargement tube 6 between skirt and housing outer wall, and hole enlargement tube and skirt 2 and 1 welding mutually of degassing storehouse housing so the upper end interior diameter of conical skirt 2 is bigger than equipment 1 overall diameter, equal the overall diameter of hole enlargement tube 6.By the hole enlargement tube is set, the diameter of skirt can be diffused into required size outward.
Hole enlargement tube 6 is made up of outer reinforcement 6-1, interior reinforcement 6-2, horizontal ring flat-plate 6-3, sidewall cylinder 6-4, whole circle backing plate 6-5.
Shown in Fig. 3-1, Fig. 3-2, totally two of horizontal ring flat-plate 6-3 arrange that up and down physical dimension is identical, and shape is seen shown in Figure 6.Ring flat-plate internal diameter storehouse housing (hereinafter to be referred as the housing) external diameter that equals to outgas.Ring flat-plate width 200～600mm.Adopt the butt weld of complete penetraction and fusion in welding to weld mutually between ring flat-plate and the housing, following horizontal ring flat-plate is along the through hole of opening 2 diameters about 20～40 perpendicular to plate face direction symmetry.Sidewall cylinder 6-4 is a vertical short cylinder, highly about 400～800mm, and its internal diameter subtracts the thickness of 2 times of sidewall cylinders for the ring flat-plate overall diameter, and its two ends adopt the butt weld of complete penetraction and fusion in weldings to weld mutually with upper and lower two horizontal ring flat-plate 6-3.On the top of sidewall cylinder 6-4, the radially symmetrical through hole of opening 2 diameters about 20～40 from end face 50～100mm place.
Shown in Fig. 3-1, Fig. 3-2, in the upper and lower horizontal ring flat-plate 6-3 outside of hole enlargement tube 6, radially arrange 8～16 outer reinforcement 6-1, reinforcement quantity is 4 multiple, along circumferentially evenly distributing, its dual-side adopts the angle welding welding with ring flat-plate and housing outer wall respectively.The form of reinforcement 6-1 as shown in Figure 4.
As shown in Fig. 3-1, Fig. 3-2, in the inboard of hole enlargement tube 6, between the upper and lower horizontal ring flat-plate 6-3, radially arrange 8～16 interior reinforcement 6-2, reinforcement quantity is 4 multiple, along circumferentially evenly distributing.The form of interior reinforcement 6-2 as shown in Figure 5, chamfered all need be made in its 4 angles, chamfer dimesion is located weld bead height+30mm greater than this.Its upper and lower two horizontal straight flanges and upper and lower ring flat-plate adopt the angle welding welding, two vertical straight flanges and adjacent housing 1 and sidewall cylinder 6-4 welding.Interior reinforcement 6-2 should be interspersed with outer reinforcement 6-1, sees shown in Fig. 3-2.
Shown in Fig. 3-2, adopt the whole circle of lap fillet welding seam welding backing plate 6-5 at the outer wall of sidewall cylinder 6-4, middle place, the backing plate internal diameter equals the external diameter of sidewall cylinder 6-4, high about 300～600mm.At the middle part of whole circle backing plate 6-5, adopt lap fillet welding seam welding skirt 2.
The utility model equipment is by being provided with skirt hole enlargement tube, make the diameter of skirt can extend to necessary size arbitrarily, simple in structure, be easy to realize, can effectively solve the ubiquitous when mounted bottleneck problem of present degassing storehouse technology, avoid welding, operation such as Non-Destructive Testing, heat treatment and pressure test, eliminate potential safety hazard and quality problems that work high above the ground brings in the high-altitude, can save installation cost, reduction of erection time again.
Claims (9)
1. the product degassing storehouse with skirt hole enlargement tube comprises degassing storehouse housing (1), skirt (2), nozzle attachment (4) and internals (5), it is characterized in that:
Be provided with a hole enlargement tube (6) in degassing storehouse housing outer wall (1-1) with the skirt weld;
Described hole enlargement tube (6) is by two circle outer reinforcements (6-1), the interior reinforcement (6-2) of a circle, at least 2 horizontal ring flat-plates (6-3), 1 sidewall cylinder (6-4), 1 whole circle backing plate (6-5) are formed up and down;
Described hole enlargement tube (6) is connected with skirt (2) welding or riveted joint with product degassing storehouse housing (1).
2. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
Described 2 horizontal ring flat-plates (6-3) surround degassing storehouse housing outer wall and arrange up and down, along opening 2 through holes perpendicular to plate face direction symmetry;
Dock welding between described horizontal ring flat-plate (6-3) and degassing storehouse housing (1) or rivet;
Described horizontal ring flat-plate (6-3) width is 200～600mm.
3. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
The last lower limb of described sidewall cylinder (6-4) docks welding or riveted joint with upper and lower two horizontal ring flat-plates (6-3);
The top of described sidewall cylinder (6-4), radially symmetry is opened 2 through holes;
Described sidewall cylinder (6-4) highly is 400～800mm.
4. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
Described outer reinforcement (6-1) circumferentially evenly distributes along degassing storehouse housing outer wall, welds or be riveted on the outside of upper and lower horizontal ring flat-plate (6-3).
5. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
Reinforcement (6-2) circumferentially evenly distributes along degassing storehouse housing outer wall in described, welds or is riveted between upper and lower horizontal ring flat-plate (6-3);
Welding of upper and lower two horizontal straight flanges of reinforcement (6-2) and upper and lower ring flat-plate (6-3) or riveted joint in described, two vertical straight flanges and adjacent housing (1) and sidewall cylinder (6-4) welding or riveted joint, 4 angles of welding reinforcement (6-2) are chamfering.
6. as the product degassing storehouse of claim 1, one of 4 or 5 described band skirt hole enlargement tubes, it is characterized in that:
Reinforcement (6-2) is interspersed with outer reinforcement (6-1) in described.
7. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
Described whole circle backing plate (6-5) height is 300～600mm, is welded or riveted to the outer wall of sidewall cylinder (6-4).
8. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 1 is characterized in that:
Described skirt (2) overlap joint is welded or riveted to the outer wall of whole circle backing plate (6-5).
9. the product degassing storehouse of band skirt hole enlargement tube as claimed in claim 2 is characterized in that:
The last lower limb of described sidewall cylinder (6-4) docks welding or riveted joint with upper and lower two horizontal ring flat-plates (6-3);
The top of described sidewall cylinder (6-4), radially symmetry is opened 2 through holes;
Described sidewall cylinder (6-4) highly is 400～800mm;
Described outer reinforcement (6-1) circumferentially evenly distributes along degassing storehouse housing outer wall, welds or be riveted on the outside of upper and lower horizontal ring flat-plate (6-3);
Reinforcement (6-2) circumferentially evenly distributes along degassing storehouse housing outer wall in described, welds or is riveted between upper and lower horizontal ring flat-plate (6-3);
Welding of upper and lower two horizontal straight flanges of reinforcement (6-2) and upper and lower ring flat-plate (6-3) or riveted joint in described, two vertical straight flanges and adjacent housing (1) and sidewall cylinder (6-4) welding or riveted joint, 4 angles of welding reinforcement (6-2) are chamfering;
Reinforcement (6-2) is interspersed with outer reinforcement (6-1) in described;
Described whole circle backing plate (6-5) height is 300～600mm, is welded or riveted to the outer wall of sidewall cylinder (6-4);
Described skirt (2) overlap joint is welded or riveted to the outer wall of whole circle backing plate (6-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202930781U CN201603429U (en) | 2009-12-23 | 2009-12-23 | Product degassing cabin with skirt support expanding barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202930781U CN201603429U (en) | 2009-12-23 | 2009-12-23 | Product degassing cabin with skirt support expanding barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201603429U true CN201603429U (en) | 2010-10-13 |
Family
ID=42948138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202930781U Expired - Lifetime CN201603429U (en) | 2009-12-23 | 2009-12-23 | Product degassing cabin with skirt support expanding barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201603429U (en) |
-
2009
- 2009-12-23 CN CN2009202930781U patent/CN201603429U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: Sinopec Engineering Incorporation Patentee after: China Petrochemical Group Corp. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee before: Engrg Construction Co., SINOPEC Patentee before: China Petrochemical Group Corp. |
|
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: SINOPEC ENGINEERING INCORPORATION Effective date: 20130206 Owner name: SINOPEC ENGINEERING INCORPORATION Free format text: FORMER OWNER: SINOPEC GROUP Effective date: 20130206 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100728 CHAOYANG, BEIJING TO: 100101 CHAOYANG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130206 Address after: Anhui Beili Anyuan 21 No. 100101 Beijing Chaoyang District City Patentee after: Sinopec Engineering Incorporation Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: China Petrochemical Group Corp. Patentee before: Sinopec Engineering Incorporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101013 |
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| CX01 | Expiry of patent term |