CN106429824A - Installing method for lifting and fastening expansion ring used for storage tank inverse installation method - Google Patents
Installing method for lifting and fastening expansion ring used for storage tank inverse installation method Download PDFInfo
- Publication number
- CN106429824A CN106429824A CN201610989782.5A CN201610989782A CN106429824A CN 106429824 A CN106429824 A CN 106429824A CN 201610989782 A CN201610989782 A CN 201610989782A CN 106429824 A CN106429824 A CN 106429824A
- Authority
- CN
- China
- Prior art keywords
- packing
- monomer
- storage tank
- expansion ring
- annular
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/46—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces by inflatable elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/445—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces motor actuated
- B66C1/447—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces motor actuated by hydraulic or pneumatic motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/54—Internally-expanding grippers for handling hollow articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides an installing method for a lifting and fastening expansion ring used for storage tank inverse installation method. The installing method comprises the following steps that a, a plurality of sections of arc-shaped expansion ring bodies are manufactured in a sectional mode according to the inner diameter of a to-be-lifted storage tank; b, a plurality of groups of expansion ring brackets are welded uniformly to the middle of the inner wall face of the storage tank; c, the arc-shaped expansion ring bodies are connected into an annular expansion ring, and each sliding connecting plate is arranged at the joint of the inner annular faces of every two adjacent expansion ring bodies in an attached mode; d, a hydraulic jack is fixedly connected between every two adjacent expansion ring bodies, and the hydraulic jacks are used for fastening the annular expansion ring and the inner wall of the storage tank in an expansion mode; e, a winch is started to lift the annular expansion ring so as to drive the storage tank to be lifted up; and f, the tops of the hydraulic jacks are retracted after use of the annular expansion ring is completed, so that the annular expansion ring is separated from the inner wall of the storage tank. The installing method is convenient and flexible to operate in inverse installation lifting projects, the lifting efficiency is greatly improved through cooperation of the installing method and the winch, the construction cost is lowered, and the boundary dimension of the storage tank is effectively guaranteed.
Description
Technical field
The present invention relates to a kind of installation method of the hoisting tool for storage tank inversion, specifically a kind of storage tank falls
The dress method installation method of lifting fastening packing.
Background technology
At present, upside-down method of hull-section construction is the conventional installation method of large and medium-sized storage tank, and upside-down method of hull-section construction is first to install tank deck, from upper band
By band, wallboard is installed downwards, last and base plate welding.Upside-down method of hull-section construction exists as a kind of safety and efficient mount scheme all the time
Large-scale steel structure storage tank installing area is widely used, in the welding process of storage tank inversion, typically can be by volume
Machine of raising drives the packing being welded on inner tank wall face to rise, thus driving tank body to be lifted up.Packing is carrying as aid
Ensure to play an important role in circularity during liter tank body, tank shell girth welding, but existing packing is due to being welded on
On top tank structure, the welder that need to use when tank body is installed is more, wastes substantial amounts of manpower, virtually increased installation cost,
And installation effectiveness is not also high.Additionally, the packing of prior art is due to being welded in inner tank wall it is impossible to produce substantially to tank body
Radial direction expansive force, result in tank body welding it is impossible to effectively ensure the circularity of tank skin in welding process.
Content of the invention
It is an object of the invention to provide a kind of storage tank inversion installation method of lifting fastening packing, existing to solve
Storage tank inversion is with installation cost present in packing installation method is high, installation effectiveness is low and and it cannot be guaranteed that tank in welding process
The problem of the circularity of wall.
The object of the present invention is achieved like this:A kind of storage tank inversion installation method of lifting fastening packing, including
Following steps:
A, according to the equal arc packing monomer of the internal diameter sectional making multistage arc length of tank body to be hoisted:Every section of described packing monomer
Bent for square hollow square tube by section and form, the external diameter of described packing monomer is equal to the internal diameter of tank body, described swollen at every section
The two ends of the outer ring surface of circle monomer are symmetrically welded with the suspension ring for being connected with hoist engine;
B, in the same level at the middle part of the internal face of tank body uniform welding have multigroup for supporting described packing monomer
Packing bracket, the quantity of packing bracket is equal with the quantity of packing monomer, and packing bracket described in every group includes two packing supporting plates,
Arc length between two packing supporting plates of every group of packing bracket is less than the arc length of every section of packing monomer, after the welding of packing bracket finishes
Using hoist engine, packing monomer is correspondingly placed on packing bracket, two packing supporting plates of every group of packing bracket are distributed in correspondence
Packing monomer bottom two ends;
C, by arc packing monomer connect circularize packing:Prepare adjacent for connecting with described packing amount of monomer identical
The sliding connection plate of packing monomer described in two ends, sliding connection plate is curved plate, external diameter of each described sliding connection plate etc.
In the internal diameter of packing, described sliding connection plate laminating is arranged on the junction of the inner ring surface of adjacent two described packing monomer,
The end of described sliding connection plate is slidably connected with the corresponding end of described packing monomer, after whole sliding connection plate installs
Packing monomer is assembled into annular packing;
D, it is fixedly connected with hydraulic jack between described packing monomer and adjacent packing monomer, by hydraulic jack oil circuit
It is connected on the Hydraulic Station used by hoist engine, synchronous open whole hydraulic jack by annular packing and inner tank wall swelling;
E, all suspension ring on described annular packing are connected with hoist engine simultaneously, open the described annular packing of hoist engine lifting with
Drive the lifting of tank body, until tank body is placed into desired location;
F, described annular packing use retracts so that annular packing is separated with reservoir walls by the end of hydraulic jack after finishing,
With hoist engine, annular packing is taken out again in case next time uses.
Described hydraulic jack is bidirectional hydraulic jack.
The method that sliding connection plate is slidably connected with described packing monomer in step c is:In each sliding connection plate
The upper and lower of both sides along the circumferential direction all has strip chute, opens in the end of the inner ring surface of every section of described packing monomer
There is a threaded connection hole corresponding with strip chute, prepare to mate with threaded hole number identical and with threaded connection hole
Slide bolt, slide bolt sequentially passes through threaded connection hole and described strip chute by the inside of described packing monomer, and is sliding
The tail end of dynamic bolt is screwed into nut, and the head of described slide bolt is arranged on the inside of described packing monomer.
The present invention is fixedly connected with hydraulic jack between packing monomer and adjacent packing monomer, by hydraulic jack
Oil circuit is connected on the Hydraulic Station used by hoist engine, synchronous opens whole hydraulic jack by all annular packings and inner tank wall
Swelling, in the presence of expansive force, can drive tank body to raise together, both eliminate the operation of welding, saved when packing is lifted
Labour force, ensure that the circularity of tank body again.And can quickly remove after this section tank body installs and be applied to lower section tank
The use of body, improves installation effectiveness.
The present invention is flexible to operation and substantially increase lifting by the cooperation with hoist engine in fliping lifting engineering
Efficiency, shorten the duration, reduce construction cost, improve to a great extent storage tank inversion construction quality, effectively
Ensure that the overall dimensions of tank body, it is to avoid because of phenomenons such as the tank body local dents that lifting force causes.
Brief description
Fig. 1 is the structural representation of the packing of the present invention.
Fig. 2 is the A-A direction view of the packing of the present invention.
In figure:1st, packing monomer;2nd, tank body;3rd, suspension ring;4th, packing supporting plate;5th, sliding connection plate;6th, hydraulic jack.
Specific embodiment
As depicted in figs. 1 and 2, the concrete installation steps of the storage tank inversion lifting fastening packing of the present invention are:
First, according to the arc packing monomer 1 that the internal diameter sectional making multistage arc length of tank body 2 to be hoisted is equal, in the present embodiment
4 sections of arc packing monomers 1 are made, section is bent for square hollow square tube by bending machine and forms by every section of packing monomer 1, swollen
Checked with arc model after circle monomer 1 machine-shaping, its gap cannot be greater than 1.5 millimeters, it is placed on and checks on platform, and it sticks up
Bent deformation must not exceed the 0.1% of component length.Wherein:The external diameter of packing monomer 1 is equal to the internal diameter of tank body 2,4 sections of arc packings
The arc length sum of monomer 1 is less than the girth in inner tank wall face.It is symmetrically welded useful at the two ends of the outer ring surface of every section of packing monomer 1
In the suspension ring 3 being connected with hoist engine.Prepare again and packing monomer 1 quantity identical sliding connection plate 5 and hydraulic jack 6.Its
In:Sliding connection plate 5 is used for connecting adjacent two ends packing monomer 1, and sliding connection plate 5 is curved plate, and each is slidably connected
The external diameter of plate 5 is equal to the internal diameter of packing, and the space that the arc length of sliding connection plate 5 is more than between two adjacent packing monomers 1 exists
Along the arc length of packing monomer 1 inner ring surface place circumference, the width of sliding connection plate 5 is slightly less than packing monomer 1 in axial direction
Length.Hydraulic jack 6 adopts bidirectional hydraulic jack 6.
2nd, in the same level at the middle part of the internal face of tank body 2 uniform welding have multigroup for supporting packing monomer 1
Packing bracket, the quantity of packing bracket is equal with the quantity of packing monomer 1, and every group of packing bracket includes two packing supporting plates 4,
Packing supporting plate 4 is being I-shaped along the section of tank body 2 axial direction.Arc between two packing supporting plates 4 of every group of packing bracket
The long arc length less than every section of packing monomer 1, the welding of packing bracket is placed corresponding for packing monomer 1 paragraph by paragraph using hoist engine after finishing
On corresponding packing bracket, two packing supporting plates 4 of every group of packing bracket are distributed in the two of corresponding packing monomer 1 bottom
End.
3rd, after packing monomer 1 is totally placed on corresponding packing monomer 1, proceed by the assembling of annular packing.
Sliding connection plate 5 laminating be arranged on adjacent two packing monomer 1 inner ring surface junction, the end of sliding connection plate 5 with
The corresponding end of packing monomer 1 is slidably connected, and that is, one end of sliding connection plate 5 is connected with the corresponding end of packing monomer 1, its other end
It is connected with the corresponding end of another packing monomer 1.Sliding connection plate 5 with the implementation method of packing monomer 1 is:In each company of slip
The upper and lower of the both sides along the circumferential direction of fishplate bar 5 all has strip chute, at the end of the inner ring surface of every section of packing monomer 1
Portion has a threaded connection hole corresponding with strip chute, prepare with threaded hole number identical and with threaded connection hole
The slide bolt joined.Slide bolt sequentially passes through threaded connection hole and strip chute by the inside of packing monomer 1, and in slip spiral shell
The tail end of bolt is screwed into nut, leaves gap, so both ensure that the movement of slide bolt between nut and sliding connection plate 5, and
Dropping of slide bolt can be prevented, the head of slide bolt is arranged on the inside of packing monomer 1, wherein slide bolt and screw thread
The annexation that connecting hole coordinates for screw thread, the big footpath of slide bolt is less than the width of strip chute, facilitates the shifting of slide bolt
Dynamic.All of sliding connection plate 5 is annular packing after installing.
4th, be fixedly connected with hydraulic jack 6 between packing monomer 1 and adjacent packing monomer 1, in the present embodiment
It is connected with top board by way of spot welding, top board is to open round-meshed square plate, top board at the end mouth of pipe of packing monomer 1
The consistent size of the outside wall surface of the mouth of pipe of outer edge size and packing monomer 1.The circular hole at top board center is handle hole, convenient operation
Personnel carry out other operations by handle hole in the inside of packing monomer 1, uniformly have screwed hole, in hydraulic jack on top board
The two ends on top are provided with adpting flange, the flange of hydraulic jack top ends is docked with the top board of corresponding end and to pass through bolt tight
Gu.Hydraulic jack 6 oil circuit is connected on the Hydraulic Station used by hoist engine, the whole hydraulic jack 6 of synchronous unlatching will own
Packing monomer with tank body 2 inwall swelling, so can ensure that the overall swelling degree of annular packing, indirectly ensure that in tank body
The uniform stressed of wall.All suspension ring 3 on annular packing are connected with hoist engine simultaneously, when annular packing and inner tank wall swelling
The annular packing of hoist engine lifting will be opened to drive the lifting of tank body 2 afterwards, during lifting tank body packing all the time with tank body
Inwall swelling, until being placed into desired location by tank body 2.Annular packing, using after finishing, is retracted in the end of hydraulic jack 6
So that annular packing is separated with reservoir walls, then with hoist engine, annular packing is taken out in case next time uses.
Claims (3)
1. a kind of storage tank inversion installation method of lifting fastening packing, is characterized in that, comprise the following steps:
A, according to the equal arc packing monomer of the internal diameter sectional making multistage arc length of tank body to be hoisted:Every section of described packing monomer
Bent for square hollow square tube by section and form, the external diameter of described packing monomer is equal to the internal diameter of tank body, described swollen at every section
The two ends of the outer ring surface of circle monomer are symmetrically welded with the suspension ring for being connected with hoist engine;
B, in the same level at the middle part of the internal face of tank body uniform welding have multigroup for supporting described packing monomer
Packing bracket, the quantity of packing bracket is equal with the quantity of packing monomer, and packing bracket described in every group includes two packing supporting plates,
Arc length between two packing supporting plates of every group of packing bracket is less than the arc length of every section of packing monomer, after the welding of packing bracket finishes
Using hoist engine, packing monomer is correspondingly placed on packing bracket, two packing supporting plates of every group of packing bracket are distributed in correspondence
Packing monomer bottom two ends;
C, by arc packing monomer connect circularize packing:Prepare adjacent for connecting with described packing amount of monomer identical
The sliding connection plate of packing monomer described in two ends, sliding connection plate is curved plate, external diameter of each described sliding connection plate etc.
In the internal diameter of packing, described sliding connection plate laminating is arranged on the junction of the inner ring surface of adjacent two described packing monomer,
The end of described sliding connection plate is slidably connected with the corresponding end of described packing monomer, after whole sliding connection plate installs
Packing monomer is assembled into annular packing;
D, it is fixedly connected with hydraulic jack between described packing monomer and adjacent packing monomer, by hydraulic jack oil circuit
It is connected on the Hydraulic Station used by hoist engine, synchronous open whole hydraulic jack by annular packing and inner tank wall swelling;
E, all suspension ring on described annular packing are connected with hoist engine simultaneously, open the described annular packing of hoist engine lifting with
Drive the lifting of tank body, until tank body is placed into desired location;
F, described annular packing use retracts so that annular packing is separated with reservoir walls by the end of hydraulic jack after finishing,
With hoist engine, annular packing is taken out again in case next time uses.
2. the storage tank inversion according to claim 1 installation method of lifting fastening packing, is characterized in that, described hydraulic pressure
Jack is bidirectional hydraulic jack.
3. the storage tank inversion according to claim 1 installation method of lifting fastening packing, is characterized in that, in step c
The method that middle sliding connection plate is slidably connected with described packing monomer is:Both sides along the circumferential direction in each sliding connection plate
Upper and lower all have strip chute, have relative with strip chute in the end of the inner ring surface of every section of described packing monomer
The threaded connection hole answered, prepares the slide bolt mating with threaded hole number identical and with threaded connection hole, slip spiral shell
Bolt sequentially passes through threaded connection hole and described strip chute by the inside of described packing monomer, and the tail end in slide bolt is screwed into
Nut, the head of described slide bolt is arranged on the inside of described packing monomer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610989782.5A CN106429824B (en) | 2016-11-10 | 2016-11-10 | The installation method of storage tank inversion lifting fastening packing |
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CN201610989782.5A CN106429824B (en) | 2016-11-10 | 2016-11-10 | The installation method of storage tank inversion lifting fastening packing |
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CN106429824A true CN106429824A (en) | 2017-02-22 |
CN106429824B CN106429824B (en) | 2018-01-12 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110884996A (en) * | 2019-11-29 | 2020-03-17 | 重庆安都陶瓷有限公司 | Sling for high-efficiency loading and unloading tank body |
CN113233306A (en) * | 2021-03-31 | 2021-08-10 | 哈尔滨锅炉厂有限责任公司 | Y-shaped combined supporting and hanging device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108996065A (en) * | 2018-09-19 | 2018-12-14 | 聊城中通新能源汽车装备有限公司 | A kind of novel tank body structure and its manufacturing method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2321766Y (en) * | 1998-02-16 | 1999-06-02 | 辽河石油勘探局油田建设工程一公司 | Metal tank hydraulic lift |
CN201703776U (en) * | 2010-06-29 | 2011-01-12 | 中国十七冶集团有限公司 | Inverted lifting device of storage tank |
CN202344163U (en) * | 2011-11-03 | 2012-07-25 | 中冶天工集团有限公司 | Special tool for manufacturing large or tin-wall tank body by hyperbaton |
-
2016
- 2016-11-10 CN CN201610989782.5A patent/CN106429824B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2321766Y (en) * | 1998-02-16 | 1999-06-02 | 辽河石油勘探局油田建设工程一公司 | Metal tank hydraulic lift |
CN201703776U (en) * | 2010-06-29 | 2011-01-12 | 中国十七冶集团有限公司 | Inverted lifting device of storage tank |
CN202344163U (en) * | 2011-11-03 | 2012-07-25 | 中冶天工集团有限公司 | Special tool for manufacturing large or tin-wall tank body by hyperbaton |
Non-Patent Citations (1)
Title |
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应开林: "10000m_3储罐倒装法液压提升施工技术", 《建筑施工》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110884996A (en) * | 2019-11-29 | 2020-03-17 | 重庆安都陶瓷有限公司 | Sling for high-efficiency loading and unloading tank body |
CN113233306A (en) * | 2021-03-31 | 2021-08-10 | 哈尔滨锅炉厂有限责任公司 | Y-shaped combined supporting and hanging device |
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CN106429824B (en) | 2018-01-12 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20170511 Address after: 201900 Shanghai city Baoshan District Pangu Road No. 777 Applicant after: China Twenty Metallurgical Group Co., Ltd. Applicant after: Hebei 20 smelting Construction Company Limited Address before: 054100, 29, welcome street, Shahe, Hebei, Xingtai Applicant before: Hebei 20 smelting Construction Company Limited |
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