CN203795928U - Hoisting stiffening ring for producing and mounting large cylindrical storage tank - Google Patents

Hoisting stiffening ring for producing and mounting large cylindrical storage tank Download PDF

Info

Publication number
CN203795928U
CN203795928U CN201420223052.0U CN201420223052U CN203795928U CN 203795928 U CN203795928 U CN 203795928U CN 201420223052 U CN201420223052 U CN 201420223052U CN 203795928 U CN203795928 U CN 203795928U
Authority
CN
China
Prior art keywords
stiffening ring
structural member
lifting
tank body
hoisting
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.)
Expired - Fee Related
Application number
CN201420223052.0U
Other languages
Chinese (zh)
Inventor
涂玉强
胡智军
高灵敏
于润明
唐秀宜
熊建武
韩国君
胡方华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Gezhouba Group No 1 Engineering Co Ltd
Original Assignee
China Gezhouba Group No 1 Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Gezhouba Group No 1 Engineering Co Ltd filed Critical China Gezhouba Group No 1 Engineering Co Ltd
Priority to CN201420223052.0U priority Critical patent/CN203795928U/en
Application granted granted Critical
Publication of CN203795928U publication Critical patent/CN203795928U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

Disclosed is a hoisting stiffening ring for producing and mounting a large cylindrical storage tank. The circular hoisting stiffening ring consists of a plurality of sections of arc-shaped stiffening ring structure members. Nut plates are respectively welded at one ends of the stiffening ring structure members. Pushing bolts are respectively arranged on the nut plates. Accommodating members are respectively welded at the other ends of the stiffening ring structure members. Limit slots are respectively formed in the accommodating members and used for accommodating end heads of the pushing bolts. Lifting lugs are respectively welded in the middles of the stiffening ring structure members. By the hoisting stiffening ring structure consisting of sections of arc-shaped stiffening ring structure members, hoisting difficulty is reduced, process of welding the lifting lugs on each layer of tank body element is omitted, the hoisting stiffening ring is reused after being detached conveniently, and use cost is lowered.

Description

The lifting stiffening ring of large cylindrical shape storage tank system peace use
Technical field
The utility model relates to the making field of tank body, particularly can be used for the lifting stiffening ring of a kind of large cylindrical shape storage tank system peace use of water power, building operations or chemical field.
Background technology
In power station and the construction of some other industry, commonly use large-scale circular storage tank, the feature of this kind of round bin is that volume is large, thereby its diameter and highly all larger, the large cylindrical shape storage tank diameter that for example certain engineering adopts reaches 16 meters, tank body Member Welding by 12 layers every layer 1.5 meters high is made, individual layer is heavily 5154 kilograms as calculated, and gross weight is 61848 kilograms.Make the tank body material of this kind of storage tank--steel plate is mainly 6mm-10mm steel sheet, thereby its weight is lighter comparatively speaking, and intensity is less.If common fabrication and installation method for Bian, first make tile and again tile is assembled into a joint hollow cylinder integral hoisting or the lifting of single tile, this method requires to do multiple stiffening rings with angle steel in the time making tile, this has not only increased cost of manufacture, no matter while is single tile or is combined into integral hoisting, need be with relatively large crane at higher level place, also there is the construction safety risk of personal height operation simultaneously, expense is high, efficiency is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of lifting stiffening ring of large cylindrical shape storage tank system peace use, is convenient to remove and install, and is also convenient to connecting hoisting device, improves the safety of storage tank fabrication and installation.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of lifting stiffening ring of large cylindrical shape storage tank system peace use, and described lifting stiffening ring forms ring-type by the stiffening ring structural member of multistage arc;
One end at single stiffening ring structural member is welded with nutplate, nutplate is provided with puller bolt, the other end of stiffening ring structural member is welded with and is subject to head part, is subject to head part to be provided with the stopper slot for holding puller bolt termination, and the middle part of stiffening ring structural member is welded with hanger.
Described stopper slot lower end is open, and nutplate and be subject to the lower end of head part lower than the lower end of channel-section steel in stiffening ring structural member, when installation, is directly placed on stiffening ring structural member on tank body mounting platform or annular platform for lining;
Adjust behind position, make every puller bolt hold out against the adjacent head part that is subject to, even if whole lifting stiffening ring diameter increases, form interference fit with tank body member inwall.
The lifting stiffening ring of a kind of large cylindrical shape storage tank system peace use that the utility model provides, the lifting stiffening ring structure that the stiffening ring structural member of the multistage arc adopting combines, reduce the difficulty of lifting, reduce the work at every one deck tank body Member Welding hanger, and after dismounting, reuse easily, also reduced use cost.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is overall structure schematic top plan view of the present utility model.
Fig. 2 is the structural representation of lifting column in the utility model.
Fig. 3 is the schematic diagram of single-unit stiffening ring structural member in the utility model.
Fig. 4 is the A-A cross-sectional schematic of Fig. 3.
Fig. 5 is the stereogram that is subject to head part in the utility model.
Fig. 6 is the schematic flow sheet of the utility model method.
In figure: tank body 1, lifting stiffening ring 2, is subject to head part 21, stiffening ring structural member 22, hanger 23, puller bolt 24, nutplate 25, stopper slot 26, lifting column 3, electric block 4, tank body mounting platform 5, annular platform for lining 6, stiffening ring 7.
Detailed description of the invention
Embodiment 1:
In Fig. 1 ~ 6, a kind of lifting stiffening ring of large cylindrical shape storage tank system peace use, described lifting stiffening ring 2 forms ring-type by the stiffening ring structural member 22 of multistage arc;
Be welded with nutplate 25 in one end of single stiffening ring structural member 22, nutplate 25 is provided with puller bolt 24, the other end of stiffening ring structural member 22 is welded with and is subject to head part 21, be subject to head part 21 to be provided with the stopper slot 26 for holding puller bolt 24 terminations, the middle part of stiffening ring structural member 22 is welded with hanger 23.
Preferred scheme is as in Fig. 3~5, described stopper slot 26 lower ends are open, nutplate 25 and be subject to the lower end of head part 21 lower than the lower end of channel-section steel in stiffening ring structural member 22, when installation, directly stiffening ring structural member 22 is placed on tank body mounting platform 5 or annular platform for lining 6, open stopper slot 26 structures in lower end like this, can directly hold adjacent segment stiffening ring structural member 22 puller bolt 24, thereby play certain position-limiting action between the stiffening ring structural member 22 of each section, so that the installation in position of the circular lifting stiffening ring 2 of whole one-tenth;
Adjust behind position, make every puller bolt 24 hold out against the adjacent head part 21 that is subject to, even if whole lifting stiffening ring 2 diameters increase, form interference fit with tank body member inwall.
In preferred scheme, lifting column 3 quantity are corresponding with the quantity of stiffening ring structural member 22.
Embodiment 2:
On the basis of embodiment 1, the example further instruction in using with reality:
1, first carry out the tank body mounting platform 5 of storage tank, and at annular platform for lining 6 built-in fittings of the tank body mounting platform 5 pre-buried installation lifting in relevant position columns 3 and assembled use;
2, according to every layer of hollow cylinder be the height of tank body member, conventionally be as the criterion with the width of commercial steel plate, general plate wide is 1.5 meters or 2 meters, and the gross weight of whole storing tank body is designed height and the quantity of lifting column, specifically describes fabrication and installation method as an example of certain sandstone batch can example:
Certain sandstone batch can diameter 16m, high 18m, tank body material is that 8mm steel plate is aided with small part angle steel and makes stiffening ring 7, the wide 1.5m of single steel plate, long 8.37m, roll bending blanking scale, totally 12 layers, in the middle of every layer, weld a stiffening ring with 70 angle steel, individual layer is heavily 5154 kilograms as calculated, and gross weight is 61848 kilograms.Formulate accordingly installation production program as follows:
1, on tank body mounting platform 5 taking the tank body base plate center of circle as the center of circle, the high lifting columns 3 for 2.5m of 8 of uniform settings on the center of circle that diameter is 15.5m, hang a hoisting weight and are the electric block 4 of 10 tons on each lifting column 3.
2, bend with the channel-section steel of 20mm specification the lifting stiffening ring that a diameter is 16m.Because 8mm steel plate is thinner, if directly hanger is arranged on 8mm steel plate, in the time carrying out multilayer lifting, easily make tank body steel plate deformed, even can't bear the heavy load, designing and producing of lifting stiffening ring is in the same manner as in Example 1, is not described further at this.Lifting stiffening ring is installed on from the about 150mm place, bottom of the hollow cylinder Inner ring of each lifting.
3, on the base plate of tank body mounting platform 5, build one higher than base plate 40mm ~ 50mm, wide is the annular platform for lining 6 of 300mm, and annular platform for lining 6 central diameter are 16m.
4, the steel plate of 1.5m × 8.37m is rolled to the internal stress to eliminate steel plate at plate bending rolls, angle steel also rolls accordingly.
5, the steel plate after eliminating stress is hung to the enterprising pedestrian's work of annular platform for lining 6 and be bent into the circular arc tile of diameter 16m, and it is fixing to carry out being suitably shaped.Second also identical, by that analogy and form the hollow cylinder that a diameter is 16m, welded weld seam and stiffening ring 7 that the angle steel of burn-oning is made.
6, lifting stiffening ring 2 movable described in embodiment 1 being arranged on to hollow cylinder is on request in tank body member, between each section of stiffening ring structural member 22 of lifting stiffening ring 2, hold out against with puller bolt 24, and suitably firm.Can proofread and correct tank body member circularity, can be used for is the suspension hook of electric block 4 simultaneously.
7, the chaining of 8 electric blocks is adjusted after length, 8 electric blocks while simultaneously opening, the tank body member that is tank body 1 top layer by first floor hangs the about 1500mm+150mm of annular platform for lining 6 place, after it is stable, then carries out the assembled of second layer tank body member.For the tank body that top cover need to be installed, can before making second layer tank body member, first install and make top cover.
8, second layer tank body component assembly good after, start electric block transfer first floor tank body member and dock with the second layer is assembled, weld docking circumferential weld.
9, unload the lifting stiffening ring that is arranged on first floor tank body member bottom, and be arranged on appropriate location, second layer tank body member bottom.Method is with first floor Method for Installation, and carries out the integral hoisting of first floor and second layer tank body member, carries out by that analogy the integral hoisting of, two, three layers, directly causes all tank bodies are installed and completed.
10, remove bottom annular platform for lining 6, entirety is put down tank body to realize being connected of tank body and base plate.So just, completed the fabrication and installation process of whole batch can from upper strata to lower floor.
The utility model is large-scale with the application in top cover oil storage tank system peace by eight, Ji Mou on probation county in six large-scale sandstone storage tank system peaces of some hydropower station, and effect is all very good.

Claims (2)

1. a lifting stiffening ring for large cylindrical shape storage tank system peace use, is characterized in that: described lifting stiffening ring (2) forms ring-type by the stiffening ring structural member (22) of multistage arc;
Be welded with nutplate (25) in one end of single stiffening ring structural member (22), nutplate (25) is provided with puller bolt (24), the other end of stiffening ring structural member (22) is welded with and is subject to head part (21), be subject to head part (21) to be provided with the stopper slot (26) for holding puller bolt (24) termination, the middle part of stiffening ring structural member (22) is welded with hanger (23).
2. the lifting stiffening ring of a kind of large cylindrical shape storage tank system peace use according to claim 1, it is characterized in that: described stopper slot (26) lower end is open, nutplate (25) and the lower end that is subject to head part (21) are lower than the lower end of channel-section steel in stiffening ring structural member (22), when installation, directly stiffening ring structural member (22) is placed on tank body mounting platform (5) or annular platform for lining (6);
Adjust behind position, make every puller bolt (24) hold out against the adjacent head part (21) that is subject to, even if whole lifting stiffening ring (2) diameter increases, form interference fit with tank body member inwall.
CN201420223052.0U 2014-05-04 2014-05-04 Hoisting stiffening ring for producing and mounting large cylindrical storage tank Expired - Fee Related CN203795928U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420223052.0U CN203795928U (en) 2014-05-04 2014-05-04 Hoisting stiffening ring for producing and mounting large cylindrical storage tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420223052.0U CN203795928U (en) 2014-05-04 2014-05-04 Hoisting stiffening ring for producing and mounting large cylindrical storage tank

Publications (1)

Publication Number Publication Date
CN203795928U true CN203795928U (en) 2014-08-27

Family

ID=51378152

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420223052.0U Expired - Fee Related CN203795928U (en) 2014-05-04 2014-05-04 Hoisting stiffening ring for producing and mounting large cylindrical storage tank

Country Status (1)

Country Link
CN (1) CN203795928U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107335934A (en) * 2017-07-04 2017-11-10 中国核工业第五建设有限公司 The installation method of LNG tank inner stiffener ring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107335934A (en) * 2017-07-04 2017-11-10 中国核工业第五建设有限公司 The installation method of LNG tank inner stiffener ring
CN107335934B (en) * 2017-07-04 2019-03-01 中国核工业第五建设有限公司 The installation method of LNG tank inner stiffener ring

Similar Documents

Publication Publication Date Title
CN101936536B (en) Method for constructing ship chimney section
CN201224671Y (en) Hoisting device for reversely mounting storage tank
CN102108737A (en) Hydraulic lifting inverted construction method for steel inner cylinder of chimney in thermal power plant
JP5732527B2 (en) Construction method of cylindrical tank
CN104695336A (en) Double-layer cast-in-situ beam support construction method adopting sequence from upper layer to lower layer
CN204224191U (en) For the Steel Inner Core of Chimney lifting mounting device of flue-gas desulfurizing engineering
CN103243961A (en) Titanium plate steel inner tank reversed construction device for chimney of thermal power station
CN110893520A (en) Storage tank inversion method
CN104295077A (en) Annular hanging platform for mounting stove shell of hot-blast stove, and mounting and dismounting method thereof
CN103924811B (en) A kind of preparation method of large-scale cylindrical storage tank
CN203795928U (en) Hoisting stiffening ring for producing and mounting large cylindrical storage tank
CN102720386A (en) Inversing method of inner side clustering hoop of vertical storage tank
CN203795947U (en) Hydraulic lifting, inverting and constructing device for single inner steel cylinder of chimney
CN103276895A (en) Reversed-cone-shaped column cap die and die supporting method thereof
CN106429824B (en) The installation method of storage tank inversion lifting fastening packing
CN103303783B (en) Turnover device for pressure stabilizer
CN201933613U (en) Hydraulic lifting inverting-construction device for chimney steel inner cylinder of fuel electric plant
JP4559313B2 (en) Demolition method of steel tower supported chimney
CN204183176U (en) For the runing rest of pipeline welding
CN106969252A (en) The rubber diaphragm sealed gas holder of unistage type of regular polygon thin oil seal gas holder reconstruction
CN104266482B (en) A kind of method of docking support for cylinder of rotary kiln in the air
CN202865748U (en) Bridge temporary supporting seat
CN202644407U (en) Demoulding device for bottom plate bracket of capping beam constructed by hoop method
CN101780916B (en) Asynchronous integration lifting method for large containers and internal heavy devices and positioning bracket
CN204198232U (en) Taper Pipe lifting appliance on a kind of water turbine tail water

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140827

Termination date: 20160504