CN107013013A - A kind of steel structure lift shaft standard knot hoisting fixture and technique - Google Patents
A kind of steel structure lift shaft standard knot hoisting fixture and technique Download PDFInfo
- Publication number
- CN107013013A CN107013013A CN201710392122.3A CN201710392122A CN107013013A CN 107013013 A CN107013013 A CN 107013013A CN 201710392122 A CN201710392122 A CN 201710392122A CN 107013013 A CN107013013 A CN 107013013A
- Authority
- CN
- China
- Prior art keywords
- workbench
- standard knot
- cat ladder
- fixed seat
- hole
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/005—Lift shafts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/24—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
- E04G3/243—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the outside contour of a building
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/045—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on profiles, e.g. I or H profiles
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/10—Steps or ladders specially adapted for scaffolds
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
A kind of steel structure lift shaft standard knot hoisting fixture and technique, it is made up of lifting fixed seat, cat ladder and workbench, lifting fixed seat is made up of fixed seat bottom plate, fixed seat gusset and fixed seat side plate, cat ladder may move beam by two main limbs of cat ladder, five fixed ladder beams and a cat ladder and constitute, workbench is divided into left and right workbench, may move beam, job platform and fence including two main limbs of workbench, fixed cross beam, a workbench.The invention also discloses a kind of steel structure lift shaft standard knot hoisting.Frock and technique that the present invention is provided, practicality preferably, save substantial amounts of financial resources and set-up time, with significant economic benefit.
Description
Technical field
The invention belongs to lift facility field, a kind of steel structure lift shaft standard knot hoisting fixture and work are specifically provided
Skill.
Background technology
With the quickening and the continuous improvement of Living consumption of aging population process, the demand of elevator is installed additional to Lao Lou
Also it is increasing.Lao Lou generally sets up hoistway with steel structure because being not provided with elevator hoistways in advance using outdoor
Method.Steel structure lift shaft is assembled by more standard section, and the lifting relationship between quality of standard knot is to whole lift facility
Reliability, therefore, is lifted to steel structure lift shaft standard knot, as urgently to be resolved hurrily at present how safe efficiently
Problem.
Traditional steel construction standard knot lifting is general using around elevator hoistways due to not reserving mounting platform in advance
The method for setting up scaffold is installed to each standard knot, causes the waste significantly of financial resources, and elapsed time is long.
The content of the invention
In consideration of it, the invention provides a kind of steel structure lift shaft standard knot hoisting fixture and technique, solving well
Above-mentioned problem and shortage.
To achieve the above object, the solution of the present invention is：
The embodiment of the present invention provides a kind of steel structure lift shaft standard knot hoisting fixture, for steel structure lift shaft
Standard knot is lifted, including lifting fixed seat, cat ladder and workbench, it is characterised in that：The lifting fixed seat is by fixing
Seat bottom plate, fixed seat gusset and fixed seat side plate composition；The cat ladder can by two main limbs, five fixed ladder beams and a cat ladder
Trave lling girder is constituted；The workbench is divided into left and right workbench, including two main limbs of workbench, fixed cross beam,
A piece workbench may move beam, job platform and fence.
The fixed seat bottom plate passes through bolt and each main string beam seat of standard knot provided with four bolts hole, the fixed seat bottom plate
Plate is connected, and the fixed seat gusset is connected provided with two lifting holes, the lifting with hole with suspender, the fixed seat side
Plate and fixed seat bottom plate, fixed seat gusset Joint.
The main limb of cat ladder is provided with the main limb through hole of multiple cat ladders of constant spacing, the fixed ladder beam on both sides
It is connected by unified spacing with two main limbs of cat ladder, a fixed ladder beam is provided with two L-shaped cat ladder grabs, the cat ladder grab
With the horizontal web grider phase clamping of standard knot, the two ends that the cat ladder may move beam are provided with U-shaped cat ladder movable clamp groove, the cat ladder activity
Two sides of neck are provided with cat ladder neck through hole, and the cat ladder movable clamp groove is connected on two main limbs of cat ladder, through climbing
The main limb through hole of ladder is gone here and there in the both sides cat ladder neck through hole sets connecting bolt, and the cat ladder may move beam provided with two L-shaped
Cat ladder grab, the horizontal web grider phase clamping with standard knot.
The main limb of workbench is provided with the main limb through hole of multiple workbenches of constant spacing on both sides, described
The fixed cross beam of workbench is connected with two main limbs of workbench, and the fixed cross beam is provided with two L-shaped workbenches
Grab, the horizontal web grider phase clamping of the workbench grab and standard knot, the workbench may move beam two ends and be provided with U-shaped work
Make platform activity neck, described two sides of workbench movable clamp groove are provided with workbench neck through hole, and the work is put down
Platform movable clamp groove is connected on two main limbs of workbench, through the main limb through hole of workbench in the both sides workbench neck
String sets connecting bolt in through hole, and the workbench may move beam provided with two L-shaped workbench grabs, the horizontal stroke with standard knot
Web grider phase clamping, the fixed cross beam Joint of the job platform and workbench, the fence is respectively provided at job platform
Surrounding, and leave port.
The embodiment of the present invention also provides a kind of steel structure lift shaft standard knot hoisting, and its feature includes following step
Suddenly：
Fixed seat is lifted to install：Each main string beam seat plate of fixed seat bottom plate and standard knot is connected by bolt, after will hang
Tool penetrates lifting hole.
Cat ladder clamping：Cat ladder may move into beam according to the distance between corresponding two crossbeam of standard knot to set up to relevant position,
Cat ladder movable clamp groove is fixed by connecting bolt, after four L-shaped cat ladder grabs on cat ladder are respectively engaged with standard knot phase
On two crossbeams answered.
Workbench clamping：According to the distance between crossbeam of standard knot two, the workbench movable beam of left and right two is adjusted
It is fixed to be fixed workbench movable clamp groove by connecting bolt to relevant position, after respectively by four L-shaped on two workbenches
Workbench grab is connected on corresponding two crossbeams of standard knot.
Lifting and installation prepare：Standard knot is sling together with hoisting fixture with boom hoisting, when installing each standard knot,
Workmen, which is entered by cat ladder on the job platform of its next standard knot, carries out operation.
Install：By workmen successively by the disassembling bolts of connection fixing base bottom plate and each main string beam seat plate of standard knot, after
The main string beam seat plate between adjacent two standard knot is fixedly connected by four high-strength bolts respectively.
Check：After each supernumerary segment, perpendicularity of standard knot etc. is checked.
Frock is removed：After each standard knot is installed, the pact of a standard knot frock thereon is released respectively by workmen
Each frock, is transferred from by beam through boom hoisting, completes whole hoisting process.
The beneficial effect brought of technical scheme that embodiments of the invention are provided is：A kind of steel knot that above-described embodiment is provided
Structure elevator hoistways standard knot hoisting fixture and technique, boom hoisting are lifted by crane standard knot by lifting fixed seat, and workmen is led to
Cross cat ladder and workbench is installed to standard knot, save substantial amounts of financial resources and set-up time, with significant economic effect
Benefit；And a movable beam is equipped with cat ladder and workbench, it can be adjusted, carry for the standard knot of different crossbeam spacing
The high practicality of frock.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram for the steel structure lift shaft standard knot hoisting fixture that the embodiment of the present invention is proposed.
Fig. 2 is the enlarged drawing at A in Fig. 1.
Fig. 3 is the most preferred embodiment stereogram of lifting fixed seat in the present invention.
Fig. 4 is the most preferred embodiment stereogram of cat ladder in the present invention.
Fig. 5 is the most preferred embodiment stereogram of workbench in the present invention.
Fig. 6 is the most preferred embodiment stereogram of the removable beam of cat ladder (or workbench) in the present invention.
Fig. 7 is the most preferred embodiment stereogram of cat ladder (or workbench) main limb in the present invention.
In figure, in figure, 1, standard knot, 11, main string beam seat plate, 2, lifting fixed seat, 21, fixed seat bottom plate, 22, fixed seat
Gusset, 221, lifting hole, 23, fixed seat side plate, 3, cat ladder, 31, the main limb of cat ladder, 311, the main limb through hole of cat ladder, 32, cat ladder card
Hook, 33, cat ladder may move beam, 331, cat ladder movable clamp groove, 332, cat ladder neck through hole, 34, fixed ladder beam, 4, workbench,
41st, fence, 42, job platform, 43, workbench grab, 44, workbench may move beam, 441, workbench movable clamp groove,
442nd, workbench neck through hole, 45, the main limb of workbench, 451, the main limb through hole of workbench, 46, fixed cross beam.
Embodiment
With reference to embodiments and its accompanying drawing to the present invention illustrate further.
Referring to Fig. 1, a kind of hoisting fixture of steel structure lift shaft standard knot 1 of offer of the invention, including lifting fixed seat 2,
Cat ladder 3 and workbench 4.
Referring to Fig. 2 and Fig. 3, the lifting fixed seat 2 includes fixed seat bottom plate 21 and fixed seat gusset 22 and fixed seat side
Plate 23, the fixed seat bottom plate 21 passes through bolt and each main string beam of standard knot provided with four bolts hole, the fixed seat bottom plate 21
Seat board 11 is connected, and the fixed seat gusset 22 uses hole 221 provided with two liftings, and the lifting is connected with hole 221 with suspender,
The fixed seat side plate 23 and fixed seat bottom plate 21, the Joint of fixed seat gusset 22.
Referring to Fig. 4, Fig. 6 and Fig. 7, the cat ladder 3 can by the main limb 31 of two cat ladders, five fixed ladder beams 34 and a cat ladder
Trave lling girder 33 is constituted, and the main limb 31 of two cat ladders is provided with the main limb through hole of multiple cat ladders of constant spacing on both sides
311, the fixed ladder beam 34 is connected by unified spacing with the main limb 31 of two cat ladders, and a fixed ladder beam is provided with two L-shaped
Cat ladder grab 32, the horizontal web grider phase clamping of the cat ladder grab 32 and standard knot 1, the two ends that the cat ladder may move beam 33 are provided with
U-shaped cat ladder movable clamp groove 331, described 331 two sides of cat ladder movable clamp groove are provided with cat ladder neck through hole 332, the activity
Neck 331 is connected on two main limbs 31, is gone here and there and is set in the both sides cat ladder neck through hole 332 through the main limb through hole 311 of cat ladder
Connecting bolt, the cat ladder may move beam 33 provided with two L-shaped cat ladder grabs 32, the horizontal web grider phase clamping with standard knot 1.
Referring to Fig. 5, Fig. 6 and Fig. 7, the workbench is divided into left and right workbench, including two main limbs of workbench
45th, fixed cross beam 46, a workbench may move beam 44, job platform 42, fence 41, the main limb 45 of workbench
The main limb through hole 451 of multiple workbenches of constant spacing is provided with both sides, and the fixed cross beam 46 is provided with two L
Shape workbench grab 43, the horizontal web grider phase clamping of the workbench grab 43 and standard knot 1, the workbench may move
The two ends of beam 44 are provided with U-shaped workbench movable clamp groove 441, and described 441 two sides of workbench movable clamp groove are provided with work
Platform neck through hole 442, the workbench movable clamp groove 441 is connected on the main limb 45 of two workbenches, flat through work
The main limb through hole 451 of platform is gone here and there in the both sides workbench neck through hole 442 and sets connecting bolt, and the workbench may move beam
44 provided with two L-shaped workbench grabs 43, the horizontal web grider phase clamping with standard knot 1, the job platform 42 and fixed horizontal stroke
Beam 46 is connected, and the fence 41 is respectively provided at the surrounding of job platform 42, and leaves port.
The embodiment of the present invention also provides a kind of steel structure lift shaft standard knot hoisting, comprises the following steps：
Fixed seat is lifted to install：Each main string beam seat plate 11 of fixed seat bottom plate 21 and standard knot 1 is mutually fixed by bolt,
Suspender is penetrated into lifting hole 221 afterwards.
Cat ladder clamping：According to the distance between corresponding two crossbeam of standard knot 1, cat ladder be may move into beam 33 and set up to corresponding positions
Put, fixed cat ladder movable clamp groove 331 by connecting bolt, after four L-shaped cat ladder grabs 32 on cat ladder 3 are respectively engaged with
On 1 corresponding two crossbeam of standard knot.
Workbench clamping：According to the distance between corresponding two crossbeam of standard knot 1, by the removable horizontal stroke of the workbench of left and right two
Beam 44 is set up to relevant position, is fixed workbench movable clamp groove 441 by connecting bolt, after respectively by two workbenches
Four L-shaped workbench grabs 43 be connected on 1 corresponding two crossbeam of standard knot.
Lifting and installation prepare：Standard knot 1 is sling together with hoisting fixture with boom hoisting, each standard knot is being installed
When, workmen, which is entered by cat ladder 3 on the job platform 4 of its next standard knot, carries out operation.
Install：The bolt of each main string beam seat plate 11 of connection fixing base bottom plate 21 and standard knot is torn open successively by workmen
Remove, after the main string beam seat plate 11 between adjacent two standard knot is fixedly connected by high-strength bolt respectively.
Check：After each supernumerary segment, perpendicularity of each standard knot 1 etc. is checked.
Frock is removed：After each standard knot 1 is installed, the pact of a standard knot frock thereon is released respectively by workmen
Each frock, is transferred from by beam through boom hoisting, completes whole hoisting process.
Above example is only used for the explanation present invention, rather than limitation of the present invention, those skilled in the relevant art,
In the case of not departing from the spirit and scope of the present invention, there can also be various modifications and variations.Therefore, all equivalent technical sides
Case should also belong to scope of the invention, all should be in the range of technical solution of the present invention protection.
Claims (5)
1. a kind of steel structure lift shaft standard knot hoisting fixture, for being lifted to steel structure lift shaft standard knot, bag
Include lifting fixed seat, cat ladder and workbench, it is characterised in that：The lifting fixed seat is by fixed seat bottom plate, fixed seat gusset
With fixed seat side plate composition；The cat ladder may move beam by two main limbs of cat ladder, five fixed ladder beams and a cat ladder and constitute；Institute
State workbench and be divided into left and right workbench, including two main limbs of workbench, fixed cross beam, a workbench
Removable beam, job platform and fence.
2. a kind of steel structure lift shaft standard knot hoisting fixture as claimed in claim 1, it is characterised in that：The fixed seat
Bottom plate is connected provided with four bolts hole, the fixed seat bottom plate by each main string beam seat plate of bolt and standard knot, the fixation
Seat gusset is connected provided with two lifting holes, the lifting with hole with suspender, the fixed seat side plate and fixed seat bottom plate, is consolidated
Reservation gusset Joint.
3. a kind of steel structure lift shaft standard knot hoisting fixture as claimed in claim 1, it is characterised in that：The cat ladder master
Limb is provided with the main limb through hole of multiple cat ladders of constant spacing on both sides, and the fixed ladder beam is climbed by unified spacing with two
The main limb of ladder is connected, and a fixed ladder beam is provided with two L-shaped cat ladder grabs, the horizontal web grider phase of the cat ladder grab and standard knot
Clamping, the two ends of the removable beam of the cat ladder, which are provided with U-shaped cat ladder movable clamp groove, two sides of the cat ladder movable clamp groove, to be set
There is cat ladder neck through hole, the cat ladder movable clamp groove is connected on two main limbs of cat ladder, through the main limb through hole of cat ladder described two
String sets connecting bolt in the cat ladder neck through hole of side, and the cat ladder may move beam provided with two L-shaped cat ladder grabs, with standard knot
Horizontal web grider phase clamping.
4. a kind of steel structure lift shaft standard knot hoisting fixture as claimed in claim 1, it is characterised in that：The work is put down
The main limb of platform is provided with the main limb through hole of multiple workbenches of constant spacing, the fixed cross beam of the workbench on both sides
It is connected with two main limbs of workbench, the fixed cross beam is provided with two L-shaped workbench grabs, the workbench card
The horizontal web grider phase clamping of hook and standard knot, the workbench may move beam two ends and be provided with U-shaped workbench movable clamp groove, described
Two sides of workbench movable clamp groove are provided with workbench neck through hole, and the workbench movable clamp groove is connected to two
On the main limb of workbench, gone here and there through the main limb through hole of workbench in the both sides workbench neck through hole and set connecting bolt,
The workbench may move beam provided with two L-shaped workbench grabs, the horizontal web grider phase clamping with standard knot, the operation
The fixed cross beam Joint of platform and workbench, the fence is respectively provided at the surrounding of job platform, and leaves port.
5. a kind of steel structure lift shaft standard knot hoisting, it is characterised in that：Comprise the following steps：
(1) lifting fixed seat is installed：Each main string beam seat plate of fixed seat bottom plate and standard knot is connected by bolt, after by suspender
Penetrate lifting hole.
(2) cat ladder clamping：According to the distance between corresponding two crossbeam of standard knot, cat ladder be may move into beam and set up to relevant position,
Cat ladder movable clamp groove is fixed by connecting bolt, after four L-shaped cat ladder grabs on cat ladder are respectively engaged with standard knot phase
On two crossbeams answered.
(3) workbench clamping：According to the distance between crossbeam of standard knot two, the workbench movable beam of left and right two is set up
To relevant position, workbench movable clamp groove is fixed by connecting bolt, after respectively by four L-shaped works on two workbenches
Make platform grab to be connected on corresponding two crossbeams of standard knot.
(4) lift by crane and install and prepare：Standard knot is sling together with hoisting fixture with boom hoisting, when installing each standard knot,
Workmen, which is entered by cat ladder on the job platform of its next standard knot, carries out operation.
(5) install：By workmen successively by the disassembling bolts of connection fixing base bottom plate and each main string beam seat plate of standard knot, rear point
The main string beam seat plate between adjacent two standard knot is not fixedly connected by four high-strength bolts；
(6) check：After each supernumerary segment, perpendicularity of standard knot etc. is checked.
(7) frock is removed：After each standard knot is installed, the pact of a standard knot frock thereon is released respectively by workmen
Each frock, is transferred from by beam through boom hoisting, completes whole hoisting process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392122.3A CN107013013B (en) | 2017-05-27 | 2017-05-27 | Steel structure elevator shaft standard knot hoisting tool and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710392122.3A CN107013013B (en) | 2017-05-27 | 2017-05-27 | Steel structure elevator shaft standard knot hoisting tool and process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107013013A true CN107013013A (en) | 2017-08-04 |
| CN107013013B CN107013013B (en) | 2023-08-11 |
Family
ID=59451582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710392122.3A Active CN107013013B (en) | 2017-05-27 | 2017-05-27 | Steel structure elevator shaft standard knot hoisting tool and process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107013013B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279480A (en) * | 2018-11-02 | 2019-01-29 | 广州广日电梯工业有限公司 | A kind of steel structure lift shaft splicing apparatus and method |
| CN109577658A (en) * | 2018-12-06 | 2019-04-05 | 林旭清 | Building materials transport device used in a kind of construction |
| CN111851980A (en) * | 2020-08-20 | 2020-10-30 | 成都嘉泽正达科技有限公司 | Elevator shaft attached lifting protection platform and application method thereof |
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| GB2127080A (en) * | 1982-08-20 | 1984-04-04 | Alto Systems Ltd | A ladder for use with a prefabricated scaffolding system |
| US20040140154A1 (en) * | 2003-01-16 | 2004-07-22 | Peter Thiessen | Hoop for a safety cage assembly of a ladder |
| EP1445399A2 (en) * | 2003-02-08 | 2004-08-11 | C.O. Weise GmbH & Co. KG | Scaffold stair module |
| CN202788597U (en) * | 2012-08-24 | 2013-03-13 | 巨人通力电梯有限公司 | Cat ladder device for going in/out lift pit |
| KR20130073339A (en) * | 2011-12-23 | 2013-07-03 | 현대중공업 주식회사 | Height controllable ladder for step up and down |
| CN203347677U (en) * | 2013-07-17 | 2013-12-18 | 山西省电力公司吕梁供电公司 | Antiskid ladder |
| CN103510692A (en) * | 2013-10-28 | 2014-01-15 | 金陵科技学院 | Scaffold hanging basket |
| CN204096827U (en) * | 2014-10-16 | 2015-01-14 | 广东亚太西奥电梯有限公司 | Stacked steelframe elevator hoistways |
| CN204163367U (en) * | 2014-09-03 | 2015-02-18 | 中国华冶科工集团有限公司 | Cat ladder frame operating platform |
| CN105696788A (en) * | 2014-11-25 | 2016-06-22 | 南通昌荣机电有限公司 | Lifting elevator liftway formwork system |
| CN205634564U (en) * | 2016-05-31 | 2016-10-12 | 辽宁联盟中资创业投资企业（有限合伙） | Elevator steel construction well |
| US20160346570A1 (en) * | 2014-07-28 | 2016-12-01 | Andrew Philip Anson | Scaffolding safety line |
| CN206987295U (en) * | 2017-05-27 | 2018-02-09 | 山东富士制御电梯有限公司 | A kind of steel structure lift shaft standard knot hoisting fixture |
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2017
- 2017-05-27 CN CN201710392122.3A patent/CN107013013B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2127080A (en) * | 1982-08-20 | 1984-04-04 | Alto Systems Ltd | A ladder for use with a prefabricated scaffolding system |
| US20040140154A1 (en) * | 2003-01-16 | 2004-07-22 | Peter Thiessen | Hoop for a safety cage assembly of a ladder |
| EP1445399A2 (en) * | 2003-02-08 | 2004-08-11 | C.O. Weise GmbH & Co. KG | Scaffold stair module |
| KR20130073339A (en) * | 2011-12-23 | 2013-07-03 | 현대중공업 주식회사 | Height controllable ladder for step up and down |
| CN202788597U (en) * | 2012-08-24 | 2013-03-13 | 巨人通力电梯有限公司 | Cat ladder device for going in/out lift pit |
| CN203347677U (en) * | 2013-07-17 | 2013-12-18 | 山西省电力公司吕梁供电公司 | Antiskid ladder |
| CN103510692A (en) * | 2013-10-28 | 2014-01-15 | 金陵科技学院 | Scaffold hanging basket |
| US20160346570A1 (en) * | 2014-07-28 | 2016-12-01 | Andrew Philip Anson | Scaffolding safety line |
| CN204163367U (en) * | 2014-09-03 | 2015-02-18 | 中国华冶科工集团有限公司 | Cat ladder frame operating platform |
| CN204096827U (en) * | 2014-10-16 | 2015-01-14 | 广东亚太西奥电梯有限公司 | Stacked steelframe elevator hoistways |
| CN105696788A (en) * | 2014-11-25 | 2016-06-22 | 南通昌荣机电有限公司 | Lifting elevator liftway formwork system |
| CN205634564U (en) * | 2016-05-31 | 2016-10-12 | 辽宁联盟中资创业投资企业（有限合伙） | Elevator steel construction well |
| CN206987295U (en) * | 2017-05-27 | 2018-02-09 | 山东富士制御电梯有限公司 | A kind of steel structure lift shaft standard knot hoisting fixture |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279480A (en) * | 2018-11-02 | 2019-01-29 | 广州广日电梯工业有限公司 | A kind of steel structure lift shaft splicing apparatus and method |
| CN109279480B (en) * | 2018-11-02 | 2024-03-19 | 广州广日电梯工业有限公司 | Steel structure elevator hoistway splicing device and method |
| CN109577658A (en) * | 2018-12-06 | 2019-04-05 | 林旭清 | Building materials transport device used in a kind of construction |
| CN109577658B (en) * | 2018-12-06 | 2021-04-13 | 天长市天建建筑工程有限责任公司 | Building materials conveyer that uses in construction |
| CN111851980A (en) * | 2020-08-20 | 2020-10-30 | 成都嘉泽正达科技有限公司 | Elevator shaft attached lifting protection platform and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107013013B (en) | 2023-08-11 |
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