CN112573341B - Column top hoisting mechanism and construction method thereof - Google Patents

Column top hoisting mechanism and construction method thereof Download PDF

Info

Publication number
CN112573341B
CN112573341B CN202011412692.2A CN202011412692A CN112573341B CN 112573341 B CN112573341 B CN 112573341B CN 202011412692 A CN202011412692 A CN 202011412692A CN 112573341 B CN112573341 B CN 112573341B
Authority
CN
China
Prior art keywords
column
truss
concrete
hoisting
platform
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
Application number
CN202011412692.2A
Other languages
Chinese (zh)
Other versions
CN112573341A (en
Inventor
李昇
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202011412692.2A priority Critical patent/CN112573341B/en
Publication of CN112573341A publication Critical patent/CN112573341A/en
Application granted granted Critical
Publication of CN112573341B publication Critical patent/CN112573341B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-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
    • B66C1/10Load-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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/162Handles to carry construction blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses a column top hoisting mechanism and a construction method thereof, wherein the column top hoisting mechanism is arranged on a concrete column and a concrete beam, the concrete beam penetrates through the top of the concrete column, the column top hoisting mechanism comprises a hoisting upright column vertically arranged at the top of the concrete column and a hoisting platform movably arranged outside the concrete column, the top of the hoisting upright column is provided with an outrigger vertical to the concrete beam, two ends of the outrigger are provided with cross bars parallel to the concrete beam so that the cross bars and the outriggers form an H-shaped top beam, the lower parts of two ends of the cross bars are provided with steel wire ropes connected with four corners of the hoisting platform, and hanging baskets are arranged on parts of the concrete beam, which are positioned at two sides of the concrete column.

Description

Column top hoisting mechanism and construction method thereof
Technical Field
The invention relates to the technical field of truss hoisting, in particular to a column top hoisting mechanism and a construction method thereof.
Background
The hoisting machine is machinery, the machinery that building or transportation field were used for the handling or installed large-scale heavy object, however, current lifting equipment is mostly for setting up in subaerial macro equipment, it is big to occupy the space, the operation limitation is little, the installation of present large-span truss all uses hoisting equipment to combine temporary support to carry out the segmentation installation, this project truss meets with reinforcing bar post otic placode, the design is the pivot installation, its accuracy is high, the mounted position is high, the periphery is unsettled environment, the operation is difficult to control, can not satisfy the demand of actual construction. Therefore, the device can effectively overcome the difficulties, and the mechanism can receive one end of the truss pin shaft conveyed by the lifting device to perform accurate adjustment and installation because the ground lifting device cannot accurately control the pin shaft installation. In addition, the structural characteristics of the mechanism can be utilized to stabilize the lower operating platform and form an integral construction operating system, thereby achieving an effective and safe construction environment.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a top of column hoist mechanism, sets up on concrete column and concrete beam, wherein concrete beam wears to locate the concrete column top, top of column hoist mechanism sets up in the outside hoisting platform of concrete column including the hoist and mount stand, the activity of locating the concrete column top immediately, hoist and mount stand top is equipped with concrete beam vertically outrigger, the outrigger both ends are equipped with the horizontal pole parallel with concrete beam and make horizontal pole and outrigger constitution H type back timber, horizontal pole both ends lower part is equipped with the wire rope of being connected with hoisting platform four corners department, the concrete beam is located and is equipped with on the position of concrete column both sides and hangs the basket.
As an improvement, a column base bottom plate is arranged at the bottom of the hoisting upright column, a plurality of anchor holes are arranged on the column base bottom plate and connected with the top of the concrete column through anchor bolts, and a plurality of column base stiffening plates connected with the concrete column are further arranged at the bottom of the column base bottom plate.
As an improvement, oblique supporting columns connected with the bottom of the outrigger are respectively arranged on two sides of the bottom of the hoisting upright, oblique pull plates connected with the cross rod are respectively arranged on the tops of two ends of the outrigger, and the outrigger and the cross rod are both H-shaped steel.
As an improvement, the hoisting platform comprises a platform bottom plate sleeved outside the concrete column, a platform side rail arranged on the upper portion of the platform bottom plate, and a protective net arranged between the platform side rail and the platform bottom plate, wherein a plurality of supporting stand columns are arranged between the platform side rail and the platform bottom plate, and the steel wire rope is connected to four corners of the top of the platform side rail.
As the improvement, hang the basket including hang the basket bottom plate, set up in hanging basket side rail on hanging basket bottom plate upper portion, set up in hanging basket side rail and hanging the protection network between the basket bottom plate, it is equipped with the connecting column with hanging basket bottom plate four corners department to hang the basket side rail, and its top of hanging basket side rail that is close to concrete beam one end is connected with the ring stores pylon that the cover was located concrete beam outside, ring stores pylon top still is equipped with and hangs the diagonal draw bar that the basket side rail other end is connected.
The invention also discloses a construction method of the column top hoisting mechanism, which comprises the following steps:
(1) Arranging three steel rib column lug plates at the side of the concrete column to be hoisted from top to bottom, and arranging a chain block at the corresponding end of the cantilever beam;
(2) Hanging the bracket section of the upper chord of the truss to be hoisted and the steel column ear plate corresponding to the uppermost part through a pin shaft by using a chain block, and roughly adjusting the angle of the butt joint bracket of the truss by using the chain block;
(3) After the bracket section of the upper chord member of the truss is hoisted in place, the lug plate at the end part of the lower chord member of the truss is fixedly connected with the lug plate of the steel rib column corresponding to the lowest part through a pin shaft;
(4) Adjusting a chain block to enable the angle of the bracket of the upper chord member of the truss and the upper chord member of the truss to meet the butt joint precision, and temporarily fixing by adopting sleeve fastening and spot welding;
(5) One end of a truss web member is connected with a steel rib column ear plate corresponding to the middle part through a pin shaft, and the other end of the truss web member is fixed with a truss lower chord member in a spot welding manner;
(6) The upper chord sleeve of the truss is welded and fixed by taking the hanging basket as an operation platform, and the hoisting platform buckled on the concrete column is used as the operation platform to weld the butt joint part of the web members of the truss, so that the butt joint construction of the truss and the steel column is completed.
As an improvement, the two column top hoisting mechanisms are a group and are respectively arranged on the concrete columns at two sides of the truss to be hoisted;
when a plurality of concrete columns are to be constructed, two or more groups of column top hoisting mechanisms are arranged and are respectively arranged at the tops of the concrete columns at two ends of the current construction truss and the tops of the concrete columns at two ends of the next main truss to be hoisted; and when the next truss is hoisted after the one truss is hoisted, the column top hoist at the position where the truss is hoisted is rotated to the top of the concrete column to be hoisted at the next truss, and the column top hoist is rolled for repeated use to ensure that the column top hoist is provided for hoisting each truss.
After adopting the structure, the invention has the following advantages: the column top hoisting machine is simple in structure, strong in stability due to the arrangement of the inclined supporting columns, the inclined pull plates and the steel wire ropes, convenient for butt joint and welding fixing operation of all parts of the truss due to the arrangement of the hoisting platform and the hanging basket, convenient to install and suitable for being used in a plurality of combinations.
Drawings
Fig. 1 is a schematic structural view of a column top hoisting mechanism of the present invention.
Fig. 2 is a schematic structural view of the column shoe bottom plate of the present invention.
Fig. 3 is a structural schematic diagram of the hanging basket of the invention.
FIG. 4 is a schematic structural diagram of the steel stud ear plate of the present invention.
Fig. 5 is a schematic structural view of the truss hoisting of the invention.
As shown in the figure: 1. concrete column, 2, concrete beam, 3, hoisting upright column, 4, hoisting platform, 4.1, platform bottom plate, 4.2, platform side rail, 4.3, protective net, 4.4, supporting upright column, 5, cantilever beam, 6, cross bar, 7, steel wire rope, 8, cradle, 8.1, cradle bottom plate, 8.2, cradle side rail, 8.3, protective net, 8.4, connecting upright column, 8.5, ring hanging rack, 8.6, diagonal draw bar, 9, column foot bottom plate, 10, anchor hole, 11, column foot stiffening plate, 12, diagonal support column, 13, diagonal draw plate, 14, steel rib column ear plate, 15, hand power gourd, 16, truss upper chord, 16.1, bracket segment, 17, truss lower chord, 18, web truss rod.
Detailed Description
Combine the attached drawing, a column crown hoisting machine constructs, set up on concrete column 1 and concrete beam 2, wherein concrete beam 2 wears to locate 1 top in concrete column, column crown hoisting machine constructs including the vertical hoisting stand 3, the activity of locating 1 top in concrete column set up in the outside hoisting platform 4 of concrete column 3, 3 tops of hoisting stand are equipped with concrete beam 2 vertically outrigger 5, 5 both ends of outrigger are equipped with and make horizontal pole 6 and outrigger 5 constitution H type back timber parallel with concrete beam 2, 6 both ends lower parts of horizontal pole are equipped with the wire rope 7 of being connected with hoisting platform 4 four corners department, concrete beam 2 is located and is equipped with on the position of concrete column 1 both sides and hangs basket 8.
As a preferred embodiment of this embodiment, a column base bottom plate 9 is disposed at the bottom of the hoisting column 3, a plurality of anchor holes 10 are disposed on the column base bottom plate 9, and are connected to the top of the concrete column 1 through anchor bolts, and a plurality of column base stiffening plates 11 connected to the concrete column 1 are further disposed at the bottom of the column base bottom plate 9.
As a preferred embodiment of this embodiment, the two sides of the bottom of the hoisting upright 3 are respectively provided with an oblique supporting column 12 connected with the bottom of the outrigger 5, the tops of the two ends of the outrigger 5 are respectively provided with an oblique pulling plate 13 connected with the cross rod 6, and the outrigger 5 and the cross rod 6 are both H-shaped steel.
Through the arrangement, the hoisting mechanism is high in overall stability and safety.
As a preferred embodiment of this embodiment, the hoisting platform 4 includes a platform bottom plate 4.1 sleeved outside the concrete column 1, a platform side rail 4.2 disposed on the upper portion of the platform bottom plate 4.1, and a protection net 4.3 disposed between the platform side rail 4.2 and the platform bottom plate 4.1, a plurality of support columns 4.4 are disposed between the platform side rail 4.2 and the platform bottom plate 4.1, and the steel wire ropes 7 are connected to four corners of the top of the platform side rail 4.2.
What this embodiment preferred embodiment is, hang basket 8 including hang basket bottom plate 8.1, set up in hanging basket side rail 8.2 on hanging basket bottom plate 8.1 upper portion, set up in hanging basket side rail 8.2 and hanging basket bottom plate 8.1 between protection network 8.3, it is equipped with connecting upright post 8.4 with hanging basket bottom plate 8.1 four corners department to hang basket side rail 8.2, and its top of hanging basket side rail 8.2 that is close to concrete beam 2 one end is connected with the loop stores pylon 8.5 of cover locating concrete beam 2 outside, loop stores pylon 8.5 top still is equipped with and hangs the oblique pull rod 8.6 that basket side rail 8.2 other end is connected.
Through the arrangement of the hanging basket and the two operation platforms of the hoisting platform, the operators can change the positions to fix different parts.
The invention also discloses a construction method of the column top hoisting mechanism, which comprises the following steps:
(1) Arranging three steel rib column ear plates 14 from top to bottom on the side of the concrete column 1 to be hoisted, and arranging a chain block 15 at the corresponding end of the cantilever beam 5;
(2) Hanging the truss by a chain block 15, connecting a bracket section 16.1 of an upper chord 16 of the truss to be hung with a steel column ear plate 14 corresponding to the uppermost part by a pin shaft, and roughly adjusting the angle of the butt joint bracket of the truss by the chain block 15;
(3) After the bracket section 16.1 of the upper chord member of the truss is hoisted in place, the lug plate at the end part of the lower chord member 17 of the truss is fixedly connected with the lug plate 14 of the steel column corresponding to the lowest part through a pin shaft;
(4) Adjusting a chain block 15 to enable the angle of the bracket section 16.1 of the upper chord of the truss and the upper chord 16 of the truss to meet the butting precision, and temporarily fixing by sleeve fastening and spot welding;
(5) One end of a truss web member 18 is connected with a steel rib column ear plate 14 corresponding to the middle part through a pin shaft, and the other end of the truss web member is fixed with a truss lower chord member 17 in a spot welding manner;
(6) And (3) welding and fixing the sleeve of the upper chord 16 of the truss by taking the hanging basket 8 as an operation platform, and welding the butt joint part of the web member 18 of the truss by taking the hoisting platform 4 buckled on the concrete column 1 as the operation platform to complete the butt joint construction of the truss and the steel column.
As a preferred embodiment of this embodiment, the column top hoisting mechanisms are two in one group, and are respectively arranged on the concrete columns on both sides of the truss to be hoisted;
when a plurality of concrete columns are to be constructed, two or more groups of column top hoisting mechanisms are arranged and are respectively arranged at the tops of the concrete columns at two ends of the current construction truss and the tops of the concrete columns at two ends of the next main truss to be hoisted; and when the next truss is hoisted after the hoisting of the truss is finished, the column top hoist at the position where the hoisting of the truss is finished is rotated to the top of the concrete column to be hoisted by the next truss, and the column top hoist is rolled for repeated use, so that the column top hoist is reserved when each truss is hoisted.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. The utility model provides a capital hoisting machine constructs, sets up on concrete column and concrete beam, and wherein concrete beam wears to locate the concrete column top, its characterized in that, capital hoisting machine constructs including the hoist and mount stand, the activity of locating the concrete column top immediately in concrete column outside hoisting platform, hoist and mount stand top is equipped with concrete beam vertically outrigger, the outrigger both ends are equipped with the horizontal pole parallel with the concrete beam and make horizontal pole and outrigger constitution H type back timber, horizontal pole both ends lower part is equipped with the wire rope of being connected with hoisting platform four corners department, the concrete beam is located and is equipped with on the position of concrete column both sides and hangs the basket.
2. The column top hoisting mechanism according to claim 1, wherein the hoisting column is provided with a column base plate at the bottom, the column base plate is provided with a plurality of anchor holes which are connected with the top of the concrete column through anchor bolts, and the column base plate is further provided with a plurality of column base stiffening plates connected with the concrete column at the bottom.
3. The column top hoisting mechanism according to claim 1, wherein the hoisting upright column is provided with oblique supporting columns connected with the bottom of the outrigger at both sides thereof, the outriggers are provided with oblique pulling plates connected with the cross bar at both ends thereof, and the outriggers and the cross bar are both H-shaped steel.
4. The column hoisting mechanism of claim 1, wherein the hoisting platform comprises a platform bottom plate sleeved outside the concrete column, a platform side rail arranged on the upper portion of the platform bottom plate, and a protective net arranged between the platform side rail and the platform bottom plate, wherein a plurality of supporting upright columns are arranged between the platform side rail and the platform bottom plate, and the steel wire ropes are connected to four corners of the top of the platform side rail.
5. The column top hoisting mechanism according to claim 1, wherein the hanging basket comprises a hanging basket bottom plate, a hanging basket side rail arranged on the upper portion of the hanging basket bottom plate, and a protective net arranged between the hanging basket side rail and the hanging basket bottom plate, connecting upright columns are arranged at four corners of the hanging basket side rail and the hanging basket bottom plate, a ring hanging frame sleeved outside the concrete beam is connected to the top of the hanging basket side rail close to one end of the concrete beam, and a diagonal draw bar connected with the other end of the hanging basket side rail is further arranged at the top of the ring hanging frame.
6. A construction method of a column top hoisting mechanism, characterized in that the column top hoisting mechanism of claims 1-5 is utilized, and the method specifically comprises the following steps:
(1) Arranging three steel rib column ear plates at the side of the concrete column to be hoisted from top to bottom, and arranging a chain block at the corresponding end of the cantilever beam;
(2) Hanging the bracket section of the upper chord of the truss to be hung and the steel column ear plate corresponding to the uppermost part through a pin shaft by using a chain block, and roughly adjusting the angle of the butt joint bracket of the truss by using the chain block;
(3) After the bracket section of the upper chord member of the truss is hoisted in place, the lug plate at the end part of the lower chord member of the truss is fixedly connected with the lug plate of the steel rib column corresponding to the lowest part through a pin shaft;
(4) Adjusting a chain block to enable the angle of the bracket of the upper chord member of the truss and the upper chord member of the truss to meet the butt joint precision, and temporarily fixing by adopting sleeve fastening and spot welding;
(5) One end of a truss web member is connected with a steel rib column ear plate corresponding to the middle part through a pin shaft, and the other end of the truss web member is fixed with a truss lower chord member in a spot welding manner;
(6) The hanging basket is used as an operation platform to weld and fix the sleeve of the upper chord member of the truss, and the hoisting platform buckled on the concrete column is used as the operation platform to weld the butt joint position of the web member of the truss, so that the butt joint construction of the truss and the steel column is completed.
7. The construction method of the column top hoisting mechanism according to claim 6, wherein the two column top hoisting mechanisms are in a group and are respectively arranged on the concrete columns at two sides of the truss to be hoisted;
when a plurality of concrete columns are to be constructed, two or more groups of column top hoisting mechanisms are arranged and are respectively arranged at the tops of the concrete columns at two ends of the current construction truss and the tops of the concrete columns at two ends of the next main truss to be hoisted; and when the next truss is hoisted after the one truss is hoisted, the column top hoist at the position where the truss is hoisted is rotated to the top of the concrete column to be hoisted at the next truss, and the column top hoist is rolled for repeated use to ensure that the column top hoist is provided for hoisting each truss.
CN202011412692.2A 2020-12-05 2020-12-05 Column top hoisting mechanism and construction method thereof Active CN112573341B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011412692.2A CN112573341B (en) 2020-12-05 2020-12-05 Column top hoisting mechanism and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011412692.2A CN112573341B (en) 2020-12-05 2020-12-05 Column top hoisting mechanism and construction method thereof

Publications (2)

Publication Number Publication Date
CN112573341A CN112573341A (en) 2021-03-30
CN112573341B true CN112573341B (en) 2023-04-11

Family

ID=75128232

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011412692.2A Active CN112573341B (en) 2020-12-05 2020-12-05 Column top hoisting mechanism and construction method thereof

Country Status (1)

Country Link
CN (1) CN112573341B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117306837B (en) * 2023-11-30 2024-04-05 北京建工集团有限责任公司 Operating platform for truss of column building and installation method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202063650U (en) * 2011-04-25 2011-12-07 中建一局集团第五建筑有限公司 Heavy steel structure hoisting device with free derrick
CN106006498A (en) * 2016-08-01 2016-10-12 申锡机械有限公司 Reverse wall straddling type basket hanging mechanism
CN106121040A (en) * 2016-06-23 2016-11-16 中国建筑第二工程局有限公司 A kind of welding lattice column device and welding method
CN106592987A (en) * 2016-12-14 2017-04-26 上海建工集团股份有限公司 Hoisting device and hoisting method of curtain wall steel stand columns
CN107143145A (en) * 2017-04-19 2017-09-08 浙江中南建设集团钢结构有限公司 A kind of steel truss structure segmentation overhead connection and synchronous discharging method
CN108545628A (en) * 2018-06-28 2018-09-18 江河创建集团股份有限公司 A kind of Super High movement hanging device and its hanging method
CN111422758A (en) * 2020-04-22 2020-07-17 四川省商业建设有限责任公司 Conical steel truss hoisting fixture and hoisting process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2072097U (en) * 1990-07-07 1991-02-27 安康铁路分局紫阳工务段 Electricity-proof service platform for maintaining railway steel girder bridge
CN102979313B (en) * 2012-11-22 2016-05-11 浙江省长城建设集团股份有限公司 Steel truss upper air installing construction method that conversion layer is overweight
CN103452126B (en) * 2013-08-22 2015-04-01 中交二航局第四工程有限公司 Light combined hanging box with recyclable baseplate steels and construction technology thereof
JP6215037B2 (en) * 2013-12-20 2017-10-18 大成建設株式会社 Roof erection method and roof structure
CN108252534B (en) * 2018-01-26 2020-08-04 中国建筑第八工程局有限公司 Column top construction device for truss installation
CN111719867A (en) * 2020-06-24 2020-09-29 天津建工科技有限公司 Lower lifting point lifting device and lower lifting point integrated integral lifting method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202063650U (en) * 2011-04-25 2011-12-07 中建一局集团第五建筑有限公司 Heavy steel structure hoisting device with free derrick
CN106121040A (en) * 2016-06-23 2016-11-16 中国建筑第二工程局有限公司 A kind of welding lattice column device and welding method
CN106006498A (en) * 2016-08-01 2016-10-12 申锡机械有限公司 Reverse wall straddling type basket hanging mechanism
CN106592987A (en) * 2016-12-14 2017-04-26 上海建工集团股份有限公司 Hoisting device and hoisting method of curtain wall steel stand columns
CN107143145A (en) * 2017-04-19 2017-09-08 浙江中南建设集团钢结构有限公司 A kind of steel truss structure segmentation overhead connection and synchronous discharging method
CN108545628A (en) * 2018-06-28 2018-09-18 江河创建集团股份有限公司 A kind of Super High movement hanging device and its hanging method
CN111422758A (en) * 2020-04-22 2020-07-17 四川省商业建设有限责任公司 Conical steel truss hoisting fixture and hoisting process

Also Published As

Publication number Publication date
CN112573341A (en) 2021-03-30

Similar Documents

Publication Publication Date Title
CN106939707B (en) A kind of restricted clearance large-scale steel structure supporting platform from method for improving
CN100590277C (en) High-altitude bridge type cantilever scaffold
CN212689520U (en) Quick butt-joint type operation platform
CN204644884U (en) High pier over-form construction reinforced bar installs mobile stock
CN112573341B (en) Column top hoisting mechanism and construction method thereof
CN201793330U (en) Gantry hanger frame device
JP2859163B2 (en) Rotary erection method for bridges with high piers
CN219280494U (en) Tower beam temporary consolidation supporting structure for bridge tower stability control
CN209780193U (en) Suspension type scaffold
CN208024056U (en) A kind of double flat arm ground type pole
CN114086594B (en) Support welding tool for offshore wind power jacket
CN213951973U (en) Adjustable construction platform
CN213596814U (en) Movable three-dimensional crossing type multipurpose suspension bridge construction platform
CN210152220U (en) Movable operating platform that encorbelments
CN112627045A (en) Hang basket template scissors cat ladder
CN109972845A (en) The installation method of steel roof truss
CN217453745U (en) Shore bridge girder installation frock
CN215167838U (en) Movable overhung suspension type operating platform
CN219819620U (en) Auxiliary tool for threading steel wire rope during traveling crane
CN210976520U (en) Outer wind-resistant column installation subsection point operation platform
CN219117943U (en) Walking type operation platform for steel box girder construction
CN217128907U (en) Scaffold frame for building engineering construction convenient to material loading
CN219364328U (en) Bridge floor die block is dismantled and bridge overhauls simple and easy device
CN109025236B (en) All-steel lifting high-rise building construction safety protection platform
CN218912192U (en) Clamp type operation platform suitable for box girder

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