CN106315426A - Block form tower crane mounting and jacking method for assembled building - Google Patents
Block form tower crane mounting and jacking method for assembled building Download PDFInfo
- Publication number
- CN106315426A CN106315426A CN201610795175.5A CN201610795175A CN106315426A CN 106315426 A CN106315426 A CN 106315426A CN 201610795175 A CN201610795175 A CN 201610795175A CN 106315426 A CN106315426 A CN 106315426A
- Authority
- CN
- China
- Prior art keywords
- tower crane
- crane
- tower
- assembly
- installation
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000010276 construction Methods 0.000 claims abstract description 20
- 238000007689 inspection Methods 0.000 claims abstract description 12
- 241001270131 Agaricus moelleri Species 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000011900 installation process Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000007726 management method Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000009049 secondary transport Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000013036 cure process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
- B66C23/283—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of assembled elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a block form tower crane mounting and jacking method for an assembled building. The method comprises the following steps: S1, foundation design and construction; S2, tower crane member assembly; S3, tower crane main body mounting; S4, jacking and knot adding; and S5, debugging and inspection. In the step S3 of a tower crane main body mounting process and the step S4 of a jacking and knot adding process, the deviation of perpendicularity of the tower crane main body is controlled to be smaller than or equal to 2/1000. The invention provides a mounting and using method of a large block form tower crane. The method has superhigh safety, and the system is stable to work, reliable and long in service life. The method is convenient and safe to operate, and the construction quality can be effectively guaranteed and the construction period is shortened.
Description
Technical field
The present invention relates to a kind of assembling flat-top tower crane for building installation, jacking method, belong to the realm of building construction.
Background technology
In building industrialization, monomer members is more and more heavier, and construction technology becomes increasingly complex, and the construction period is more and more tighter.
In order to ensure construction safety and quality, shortening construction period, improve construction production efficiency, select advanced in performance, elevating capacity is big
Lifting vertical transport equipment, it has also become large-scale assembled architecture construction in first-selection.And traditional tower crane wherein load is little, arm
Long shorter, efficiency of construction is low, security performance and poor stability, is difficult to meet the construction requirement of assembled architecture.Therefore, in assembling
In formula building, it is necessary to use the large-scale flat-top tower crane that a kind of architectural industrialization is special, its installing/dismounting and jack-up construction side
Method and traditional tower crane construction method have bigger difference.
Summary of the invention
The present invention proposes a kind of assembling flat-top tower crane for building installation, jacking method, solves large-scale flat-top tower crane
Installation question.
The technical scheme is that and be achieved in that: a kind of assemble flat-top tower crane for building install, jacking method, bag
Include following steps:
S1, basic engineering and construction
First determine that foundation for tower crane position, the ground of foundation for tower crane position need to be arranged on silty strata, at ground reinforcing bar bag
After bundle completes, casting concrete pre-buried supporting leg, remove the foreign material around foundation for tower crane, and alert by being set as around foundation for tower crane
Guard against region, hang caution notice, send special messenger's supervision and management；
S2, tower crane component assembly
First tower crane component is marched into the arena, and to join according to list of delivery order and receipt during marching into the arena, and utilizes truck crane by tower crane structure
Part is unloaded and is positioned over region set in advance, reexamines the number of components and quality, finally utilizes truck crane to complete tower crane component
Assembly, makes tower crane component in the range of truck crane lifts, it is to avoid on-the-spot Secondary Transport during assembly as far as possible；
S3, tower crane main body is installed
First base section is lifted on pre-buried supporting leg, utilizes bolt to connect base section and supporting leg, then install one successively
Joint strengthens joint, jacking stock assembly, rotating assembly, first segment counter-jib assembly, first segment crane arm assembly, second section crane arm
Assembly, Section of three crane arm assembly, first piece of balance weight, remaining crane arm assembly is installed, exists with haulage cable the most again
After passing around on luffing assembly pulley, it is connected with variable-amplitude steel wire rope, utilizes master winch and the effective of luffing elevator to coordinate luffing
Passing around of steel wire rope, the fag end of hoist rope is sling, and is slowly drawn from reel, led by hoist rope from crane arm
It is put into ground again in guiding to the pulley of arm end, puts on suspension hook, remaining balance weight is finally installed；
S4, lifting guide support adding
First inspection hydraulic system and the safety of attached wall part, the putting position of check criteria joint, total according to the object treating lifting
Weight, lifts by crane the counterweight of corresponding weight, then removes bearing pin, installs standard knot, determines jacking according to the height of required jacking
Tower body joint number amount, is subsequently mounted first segment tower body joint, then removes bearing pin, install standard knot, installs second section tower body joint, repeat on
State installation first segment tower body joint and save process to installing second section tower body, until tower body joint is all installed, then start the process of debugging,
After having debugged, carry out examination and hang, finally by tower crane by multiple band steel ground connection, adjust each spacing, fastening bolt, complete jacking and add
Joint process；
S5, debugs and checks
First debug spacing, then check comprehensively and carry out load test, last inspection declaration, i.e. install after inspection declaration and terminate.
Preferably, truck crane payload ratings described in step S2 is not less than 50t.
Preferably, in step S3 tower crane main body installation process and during step S4 lifting guide support adding, control tower owner
The perpendicularity deviation of body is less than or equal to 2/1000.
Preferably, in step S3 tower crane main body installation process, installing after first piece of balance weight, installation remaining
The total length of crane arm assembly is not less than 55m.
Preferably, in step S1 basic engineering and work progress, the bearing capacity of ground is more than or equal to 0.2MP.
The invention has the beneficial effects as follows: the present invention proposes the installation and application of a kind of large-scale flat-top tower crane, the party
Method has the safety of superelevation；System working stability, reliable, the life-span is long；Easy and safe to operate, can be effectively ensured construction quality,
Shorten the construction period.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 be the present invention propose assemble flat-top tower crane for building install, the schematic flow sheet of jacking method.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
With reference to Fig. 1, a kind of assembling flat-top tower crane for building is installed, jacking method, comprises the following steps:
S1, basic engineering and construction
First determine that foundation for tower crane position, the ground of foundation for tower crane position need to be arranged on silty strata, the bearing capacity of ground
More than or equal to 0.2MP, after ground reinforcing bar has been wrapped up, casting concrete pre-buried supporting leg, that removes around foundation for tower crane is miscellaneous
Thing, and warning region around foundation for tower crane, will be set as, hang caution notice, send special messenger's supervision and management.
S2, tower crane component assembly
First tower crane component is marched into the arena, and to join according to list of delivery order and receipt during marching into the arena, and utilizes payload ratings to be not less than
Tower crane component is unloaded and is positioned over region set in advance by the truck crane of 50t, reexamines the number of components and quality, finally utilizes vapour
Car has hung the assembly of tower crane component, makes tower crane component in the range of truck crane lifts, it is to avoid on-the-spot during assembly as far as possible
Secondary Transport.
S3, tower crane main body is installed
First base section is lifted on pre-buried supporting leg, utilizes bolt to connect base section and supporting leg, then install one successively
Joint strengthens joint, jacking stock assembly, rotating assembly, first segment counter-jib assembly, first segment crane arm assembly, second section crane arm
Assembly, Section of three crane arm assembly, first piece of balance weight, remaining total length is installed it is not less than the crane arm assembly of 55m, then
After passing around on luffing assembly pulley with haulage cable, being connected with variable-amplitude steel wire rope, utilize master winch and luffing elevator has again
Effect has coordinated passing around of variable-amplitude steel wire rope, and the fag end of hoist rope is sling, and slowly draws from reel, by lifting steel
Cord is put into ground in being drawn to the pulley of arm end from crane arm again, puts on suspension hook, finally installs remaining balance weight, at this
In tower crane main body installation process, the perpendicularity deviation of control tower owner's body is less than or equal to 2/1000.
S4, lifting guide support adding
First inspection hydraulic system and the safety of attached wall part, the putting position of check criteria joint, total according to the object treating lifting
Weight, lifts by crane the counterweight of corresponding weight, then removes bearing pin, installs standard knot, determines jacking according to the height of required jacking
Tower body joint number amount, is subsequently mounted first segment tower body joint, then removes bearing pin, install standard knot, installs second section tower body joint, repeat on
State installation first segment tower body joint and save process to installing second section tower body, until tower body joint is all installed, then start the process of debugging,
After having debugged, carry out examination and hang, finally by tower crane by multiple band steel ground connection, adjust each spacing, fastening bolt, complete jacking and add
Joint process, during this lifting guide support adding, the perpendicularity deviation of control tower owner's body is less than or equal to 2/1000.
S5, debugs and checks
First debug spacing, then check comprehensively and carry out load test, last inspection declaration, i.e. install after inspection declaration and terminate.
During the method enforcement that the present invention proposes, first it is basic engineering and construction, the side proposed because of the present invention
The large-scale flat-top tower crane special to liking architectural industrialization that method is implemented, needs to take into account the operating radius of tower crane, and place is also
Need to carry out cure process, followed by tower crane component assembly, need the auxiliary of truck crane in this process, then be tower crane main body peace
Dress, followed by lifting guide support adding process, concrete include jacking preparation, tower crane load-carrying trim, lifting guide support adding, debug and try
Hang, jacking terminates, and finally debugs and checks, comprehensively inspection, load test, inspection declaration, i.e. installs and terminate after inspection declaration.The method has
The safety of superelevation；System working stability, reliable, the life-span is long；Easy and safe to operate, construction quality can be effectively ensured, shorten and execute
The work duration.
It addition, the installation method that this assembled architecture flat-top tower crane unloading process is the present invention to be proposed is reverse reverse
Process, seldom repeats at this.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (5)
1. one kind is assembled flat-top tower crane for building installation, jacking method, it is characterised in that comprise the following steps:
S1, basic engineering and construction
First determine that foundation for tower crane position, the ground of foundation for tower crane position need to be arranged on silty strata, wrapped up at ground reinforcing bar
Cheng Hou, casting concrete pre-buried supporting leg, remove the foreign material around foundation for tower crane, and be set as security area by around foundation for tower crane
Territory, hangs caution notice, sends special messenger's supervision and management；
S2, tower crane component assembly
First tower crane component is marched into the arena, and to join according to list of delivery order and receipt during marching into the arena, and utilizes truck crane to be unloaded by tower crane component
Car is positioned over region set in advance, reexamines the number of components and quality, finally utilizes truck crane to complete the assembly of tower crane component,
Make tower crane component during assembly in the range of truck crane lifts, it is to avoid on-the-spot Secondary Transport as far as possible；
S3, tower crane main body is installed
First base section is lifted on pre-buried supporting leg, utilizes bolt to connect base section and supporting leg, then installation one joint adds successively
Qiang Jie, jacking stock assembly, rotating assembly, first segment counter-jib assembly, first segment crane arm assembly, second section crane arm are total
Become, Section three crane arm assembly, first piece of balance weight, remaining crane arm assembly be installed, the most again with haulage cable in change
After passing around on width assembly pulley, it is connected with variable-amplitude steel wire rope, utilizes master winch and the effective of luffing elevator to coordinate luffing steel
Passing around of cord, the fag end of hoist rope is sling, and is slowly drawn from reel, is drawn by hoist rope from crane arm
In the pulley of arm end, it is put into ground again, puts on suspension hook, remaining balance weight is finally installed；
S4, lifting guide support adding
First check hydraulic system and the safety of attached wall part, the putting position of check criteria joint, according to treating the object gross weight of lifting,
Lift by crane the counterweight of corresponding weight, then remove bearing pin, standard knot is installed, determines that jacking tower body saves according to the height of required jacking
Quantity, is subsequently mounted first segment tower body joint, then removes bearing pin, install standard knot, installs second section tower body joint, repeats above-mentioned installation
First segment tower body joint, to installing second section tower body joint process, until tower body joint is all installed, then starts the process of debugging, has debugged
Cheng Hou, carries out examination and hangs, and finally by tower crane by multiple band steel ground connection, adjusts each spacing, and fastening bolt completes lifting guide support adding mistake
Journey；
S5, debugs and checks
First debug spacing, then check comprehensively and carry out load test, last inspection declaration, i.e. install after inspection declaration and terminate.
2. the installation of assembling as claimed in claim 1 flat-top tower crane for building, jacking method, it is characterised in that in step S2
Described truck crane payload ratings is not less than 50t.
3. the installation of assembling as claimed in claim 1 flat-top tower crane for building, jacking method, it is characterised in that in step S3
In tower crane main body installation process and during step S4 lifting guide support adding, the perpendicularity deviation of control tower owner's body is less than or equal to 2/
1000。
4. the installation of assembling as claimed in claim 1 flat-top tower crane for building, jacking method, it is characterised in that in step S3
In tower crane main body installation process, after installing first piece of balance weight, the total length of the remaining crane arm assembly of installation is the lowest
In 55m.
5. the installation of assembling as claimed in claim 1 flat-top tower crane for building, jacking method, it is characterised in that in step S1
In basic engineering and work progress, the bearing capacity of ground is more than or equal to 0.2MP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795175.5A CN106315426B (en) | 2016-08-31 | 2016-08-31 | A kind of assembling flat-top tower crane for building is installed, jacking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795175.5A CN106315426B (en) | 2016-08-31 | 2016-08-31 | A kind of assembling flat-top tower crane for building is installed, jacking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106315426A true CN106315426A (en) | 2017-01-11 |
| CN106315426B CN106315426B (en) | 2018-06-19 |
Family
ID=57786283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610795175.5A Active CN106315426B (en) | 2016-08-31 | 2016-08-31 | A kind of assembling flat-top tower crane for building is installed, jacking method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106315426B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165421A (en) * | 2017-06-12 | 2017-09-15 | 江苏建科建设监理有限公司 | A kind of construction method of concrete assembled building |
| CN107697818A (en) * | 2017-10-17 | 2018-02-16 | 郑州科润机电工程有限公司 | A kind of prestressed concrete wind-power tower wall construction method and special construction apparatus |
| CN110745718A (en) * | 2019-09-19 | 2020-02-04 | 珠海鉴安检测技术有限公司 | Deviation rectifying method for tower crane |
| CN111039197A (en) * | 2019-12-30 | 2020-04-21 | 广州市第三建筑工程有限公司 | Construction method for reverse-order joint addition of jacking of internal-climbing tower crane |
| CN116240916A (en) * | 2022-12-09 | 2023-06-09 | 四川庞源机械设备有限公司 | A construction method before tower crane installation |
| CN117212066A (en) * | 2023-10-27 | 2023-12-12 | 郑州科润机电工程有限公司 | A kind of wind power tower crane installation technology |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201240787Y (en) * | 2008-06-20 | 2009-05-20 | 重庆建工升立建设机械有限责任公司 | Flat-top tower crane |
| CN101434369A (en) * | 2008-09-19 | 2009-05-20 | 沈阳建筑大学 | Flat top tower crane with tetragon cross section boom support |
| CN201495051U (en) * | 2009-08-24 | 2010-06-02 | 中昇建机(南京)重工有限公司 | Crane jib for flat-top tower crane |
| CN104692261A (en) * | 2015-03-24 | 2015-06-10 | 启东建筑集团有限公司 | Symmetrical dismounting construction method for attachment device of tower crane |
| CN105271009A (en) * | 2015-10-09 | 2016-01-27 | 徐州建机工程机械有限公司 | Double-horizontal-boom crane |
-
2016
- 2016-08-31 CN CN201610795175.5A patent/CN106315426B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201240787Y (en) * | 2008-06-20 | 2009-05-20 | 重庆建工升立建设机械有限责任公司 | Flat-top tower crane |
| CN101434369A (en) * | 2008-09-19 | 2009-05-20 | 沈阳建筑大学 | Flat top tower crane with tetragon cross section boom support |
| CN201495051U (en) * | 2009-08-24 | 2010-06-02 | 中昇建机(南京)重工有限公司 | Crane jib for flat-top tower crane |
| CN104692261A (en) * | 2015-03-24 | 2015-06-10 | 启东建筑集团有限公司 | Symmetrical dismounting construction method for attachment device of tower crane |
| CN105271009A (en) * | 2015-10-09 | 2016-01-27 | 徐州建机工程机械有限公司 | Double-horizontal-boom crane |
Non-Patent Citations (1)
| Title |
|---|
| 吕强: "固定自升式塔式起重机安装、拆除工艺要点", 《建筑安全》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165421A (en) * | 2017-06-12 | 2017-09-15 | 江苏建科建设监理有限公司 | A kind of construction method of concrete assembled building |
| CN107697818A (en) * | 2017-10-17 | 2018-02-16 | 郑州科润机电工程有限公司 | A kind of prestressed concrete wind-power tower wall construction method and special construction apparatus |
| CN107697818B (en) * | 2017-10-17 | 2023-10-17 | 郑州科润机电工程有限公司 | Construction method and special construction equipment for wall of prestressed concrete wind power tower |
| CN110745718A (en) * | 2019-09-19 | 2020-02-04 | 珠海鉴安检测技术有限公司 | Deviation rectifying method for tower crane |
| CN110745718B (en) * | 2019-09-19 | 2020-09-18 | 珠海鉴安检测技术有限公司 | Deviation rectifying method for tower crane |
| CN111039197A (en) * | 2019-12-30 | 2020-04-21 | 广州市第三建筑工程有限公司 | Construction method for reverse-order joint addition of jacking of internal-climbing tower crane |
| CN111039197B (en) * | 2019-12-30 | 2021-04-23 | 广州市第三建筑工程有限公司 | Construction method for reverse-order joint addition of jacking of internal-climbing tower crane |
| CN116240916A (en) * | 2022-12-09 | 2023-06-09 | 四川庞源机械设备有限公司 | A construction method before tower crane installation |
| CN117212066A (en) * | 2023-10-27 | 2023-12-12 | 郑州科润机电工程有限公司 | A kind of wind power tower crane installation technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106315426B (en) | 2018-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106315426A (en) | Block form tower crane mounting and jacking method for assembled building | |
| CN104652807B (en) | Self-circulation construction system and method for internal climbing tower supporting steel beam in hydraulic climbing formwork system | |
| CN105858435A (en) | Technology for hoisting strip-shaped inclined steel structures in place through single crane | |
| CN205387439U (en) | Mast hoisting accessory | |
| CN104477736A (en) | Shaft elevator installation method | |
| CN214269987U (en) | Hoisting device applied to high-rise building roof elevator shaft | |
| CN114368672A (en) | A method for self-aligning and hoisting without lifting lugs in an inclined straight flue of a steel-making system | |
| CN103420281B (en) | The attaching/detaching apparatus of hoisting crane and accessory structure thereof, method for dismounting and installation method | |
| CN208292530U (en) | A kind of twin beams Grab Bucket Type Crane | |
| KR101068229B1 (en) | Tower crane dismantling and unloading system and method | |
| CN110104568B (en) | A self-inspection evaluation method for tower crane installation | |
| CN104695425A (en) | Hoisting construction technology of steel bar cage | |
| CN208516784U (en) | Suspended electric hoist test bench hoisting device | |
| CN110407113A (en) | A kind of construction method of derrick crane installation and displacement | |
| CN211691536U (en) | Simple lifting mechanism for bare concrete exterior wall cladding | |
| CN105019666A (en) | Installation method of the last section of vestibule connected with blast furnace | |
| CN104234636A (en) | Installation method for self-elevating platform derrick | |
| CN103738861A (en) | Integral hoisting method for A type column of steel pipe of ultra-high voltage transformer station | |
| CN104030176B (en) | The equalizer bar of hoisting platform truss and hanging method thereof | |
| CN203794505U (en) | Internal climbing steel beam conveying device of internal climbing movable arm tower crane | |
| CN204001751U (en) | Super high steel structure construction overhanging unloading platform | |
| CN111411624A (en) | Hoisting method for reinforcement cage of underground continuous wall in height-limited area | |
| CN207632359U (en) | Rack slot machine shoulder pole girder deflects in the air turns over transposer | |
| CN107304030A (en) | The Special lifting device and its application method of horizontal water-tube cooler replacing heat-exchange tube | |
| CN205662256U (en) | High rises pergola side and hangs a semi -portal bridge crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |