CN105201195A - Liftable supporting leg type elevator shaft construction platform and method - Google Patents
Liftable supporting leg type elevator shaft construction platform and method Download PDFInfo
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- CN105201195A CN105201195A CN201510068640.0A CN201510068640A CN105201195A CN 105201195 A CN105201195 A CN 105201195A CN 201510068640 A CN201510068640 A CN 201510068640A CN 105201195 A CN105201195 A CN 105201195A
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- 238000010276 construction Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 5
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000009415 formwork Methods 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 2
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Abstract
The invention discloses a liftable supporting leg type elevator shaft construction platform and method. The construction platform comprises an outer frame, cross beams arranged in the outer frame and a construction platform body consisting of steel plates laid on the outer frame and the cross beams and is characterized in that sleeves are welded to two ends of each cross beam, slidable variable-cross-section supporting legs are arranged in the sleeves, and a group of connecting rods is vertically arranged on each cross beam. Due to the fact that the construction platform is arranged on the structural beams, the height difference of the variable-cross-section supporting legs enable the construction platform to be lower than structural beam plates, reinforcement of an inner side formwork of an elevator shaft is facilitated, and concrete forming quality is ensured. Therefore, the liftable supporting leg type elevator shaft construction platform is simple in operation, quick and convenient to construct and safe and reliable in use, can be constantly lifted according to the height of a constructed building, can effectively improve construction efficiency and shorten a construction period and can be repeatedly used, and construction cost can be saved.
Description
Technical field
The present invention relates to one and can promote supporting leg type elevator hoistway construction platform and construction method, belong to technical field of building construction.
Background technology
Along with improving constantly of current architectural design level, the development of construction technology and the lifting to the requirement of building using function, high-rise, super highrise building continues to bring out.But, during elevator shaft shear wall construction to high-rise, super highrise building, owing to communicating up and down in elevator shaft, and narrow space, not only bring all inconvenience to constructor, and increasing along with floor, the potential safety hazard of existence is also larger.In order to solve the problem, the form of construction work of existing elevator shaft shear wall builds fastener type steel pipe scaffold in elevator shaft, constructor stands on scaffold and constructs to elevator shaft shear wall, but for high level, super highrise building, when constructing according to said method, along with the continuous rising of floor, need constantly to increase to build new scaffold, the steel pipe not only lifted and scaffold erecting is cumbersome, construction period is extended, efficiency of construction reduces, and the steel pipe mechanics supporting capacity of scaffold is limited, when built scaffold is more than 50m height, the steel pipe of bottom scaffold bears huge pressure, the steadiness of support body is deteriorated, there is potential safety hazard.
Summary of the invention
The object of the invention is: a kind of simple to operate, quick construction, safe and reliable is provided, and the promoted supporting leg type elevator hoistway construction platform that constantly can promote with the height of construction floor and construction method, to overcome the deficiencies in the prior art.
One of the present invention can promote supporting leg type elevator hoistway construction platform, comprise by outside framework, be arranged on the crossbeam in outside framework and be laid on the operation platform that the steel plate on outside framework and crossbeam forms, sleeve is welded with at crossbeam two ends, in sleeve, be provided with slidably variable cross-section supporting leg, crossbeam is provided with group of connecting rod vertically.
One group of suspension ring is also provided with at crossbeam.
Being welded with one for connecting the U-shaped clip of outside framework at the oral area of sleeve, for strengthening the fastness that sleeve is connected with outside framework further, ensureing construction safety.
Prop up midleg at variable cross-section and be provided with latch, prevent variable cross-section supporting leg from moving.
Utilize and above-mentionedly promote the construction method of supporting leg type elevator hoistway construction platform to elevator shaft shear wall, comprise the following steps:
Step one, first by the variable cross-section supporting leg inward collapsible on the operation platform that assembles, and adopt tower crane to hang in elevator shaft by operation platform, then the variable cross-section supporting leg on operation platform is stretched out, the variable cross-section supporting leg on platform is made to be supported in the structural beams of construction floor, again latch is inserted on variable cross-section supporting leg, prevents variable cross-section supporting leg from moving;
Step 2, set up scaffold at operation platform, and scaffold is fixedly connected on the connecting rod on operation platform, so just can obtain an elevator hoistway construction platform that constantly can promote with story height;
Step 3, inner formword and butterfly button are deposited on operation platform, then inner formword and the exterior sheathing of constructor on operation platform and the constructor's cooperation lift-mounting well stood on construction floor is stood in, and adopt butterfly button by inner formword and exterior sheathing fixed installation, now just can build the concrete of this layer of elevator shaft shear wall;
Step 4, after the concrete curing of this layer of elevator shaft shear wall completes, inner formword and exterior sheathing are removed, inner formword after dismounting and butterfly button are still deposited on operation platform, then under tower crane upwards active force, by the variable cross-section supporting leg inward collapsible on operation platform, adopt tower crane that operation platform is upwards promoted to last layer construction floor again, then the variable cross-section supporting leg on operation platform is stretched out, the variable cross-section supporting leg on platform is made to be supported in the structural beams of construction floor, again latch is inserted on variable cross-section supporting leg, now stand in inner formword and the exterior sheathing of constructor on operation platform and the constructor's cooperation lift-mounting well stood on construction floor, and adopt butterfly button by inner formword and exterior sheathing fixed installation, now just can build the concrete of this layer of elevator shaft shear wall,
Step 5, repetition step 4, until the shear wall of last one deck elevator shaft has been built.
Further, when installation platform, variable cross-section supporting leg directly can insert the preformed hole internal fixtion on elevator shaft shear wall.But, inner at some elevator shafts, not that surrounding has shear wall, be only namely concrete structured beam in elevator shaft four corners, now variable cross-section supporting leg can be placed in the structural beams of elevator shaft door opening both sides.
All back gauge elevator shaft inwalls 50 ~ 100mm of described operation platform, so neither affects the lifting of operation platform, can also prevent object from dropping from operation platform, causes pendant thing casualty accident to produce.
The invention has the advantages that: the operation platform that the present invention will be arranged on as elevator shaft shear wall in elevator shaft, the length of the variable cross-section supporting leg of this operation platform can according to the width free adjustment of actual electrical stair shaft, therefore can adapt to the construction of the elevator shaft of different bore, reach the object that turnover uses.Simultaneously, operation platform of the present invention by the variable cross-section supporting leg on platform by the dynamic changes process of whole operation platform in the structural beams of construction floor, make operation platform firm at elevator shaft internal fixtion, and whole operation platform is substantially completely closed by elevator shaft, effectively prevent pendant people in elevator shaft, pendant thing, safety improves greatly.In addition, due to the variable cross-section supporting leg on operation platform of the present invention be placed in the structural beams of construction operation layer time, the difference in height of variable cross-section supporting leg can make operation platform lower than structural beam slab, is convenient to elevator shaft inner side template root like this and reinforces, ensure concrete formation quality.And the present invention by scaffold building on operation platform, therefore inner formword can be relied on scaffold and operation platform together promotes, and when installation form, constructor can stand in this scaffold lift-mounting well inner formword, and efficiency of construction improves greatly.Therefore, the present invention is not only simple to operate, quick construction, safe and reliable, constantly can promote, effectively can improve efficiency of construction, the reduction of erection time, and can reuse with the height of construction floor, saves construction cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of operation platform in the present invention;
Fig. 2 is structural representation when operation platform hangs in elevator shaft in the present invention;
Fig. 3 is structural representation when being promoted by operation platform in the present invention;
Fig. 4 is the structural representations that in the present invention, inner formword and exterior sheathing installation are;
Fig. 5 is the structural representation of variable cross-section supporting leg in the present invention.
Description of reference numerals: 1-is construction floor, 2-elevator shaft shear wall, 3-last layer construction floor, 4-operation platform, 4.1-connecting rod, 4.2-variable cross-section supporting leg, 4.3-crossbeam, 4.4-sleeve, 4.5-suspension ring, 4.6-U shape clip, 4.7-outside framework, 4.8-steel plate, 4.9-latch, 5-scaffold, 6-butterfly button, 7-inner formword, 8-exterior sheathing, 9-tower crane.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with drawings and Examples, the present invention is described in further detail.
Embodiments of the invention: see Fig. 1, one of the present invention can promote supporting leg type elevator hoistway construction platform, comprise by outside framework 4.7, be arranged on the crossbeam 4.3 in outside framework 4.7 and be laid on the operation platform 4 that the steel plate 4.8 on outside framework 4.7 and crossbeam 4.3 forms, sleeve 4.4 is welded with at crossbeam 4.3 two ends, in sleeve 4.4, be provided with slidably variable cross-section supporting leg 4.2, the structural representation of variable cross-section supporting leg is see Fig. 5.In order to prevent variable cross-section supporting leg 4.2 from moving, the middle part of variable cross-section supporting leg 4.2 is provided with latch 4.9; Crossbeam 4.3 is provided with group of connecting rod 4.1 vertically; Also be provided with one group of suspension ring 4.5 at crossbeam 4.3, by direct for the steel cable of tower crane bolt on suspension ring 4.5, lifting construction platform 4 can be convenient to.Further, being welded with one for connecting the U-shaped clip 4.6 of outside framework 4.7 at the oral area of sleeve 4.4, for strengthening the fastness that sleeve 4.4 is connected with outside framework 4.7 further, ensureing construction safety.
See Fig. 2 ~ Fig. 4, utilize and above-mentionedly promote the construction method of supporting leg type elevator hoistway construction platform to elevator shaft shear wall, comprise the following steps:
Step one, first by variable cross-section supporting leg 4.2 inward collapsible on the operation platform 4 that assembles, and adopt tower crane 9 to hang in elevator shaft by operation platform 4, then the variable cross-section supporting leg 4.2 on operation platform 4 is stretched out, the variable cross-section supporting leg 4.2 on platform is made to be supported in the structural beams of construction floor 1, again latch 4.9 is inserted on variable cross-section supporting leg 4.2, prevents variable cross-section supporting leg 4.2 from moving;
Step 2, set up scaffold 5 at operation platform 4, and the connecting rod 4.1 scaffold 5 is fixedly connected on operation platform 4, so just, an elevator hoistway construction platform that constantly can promote with story height can be obtained, all back gauge elevator shaft inwall 50mm of described operation platform 4, so neither affect the lifting of operation platform 4, can also prevent object from dropping from operation platform 4, cause pendant thing casualty accident to produce;
Step 3, inner formword 7 and butterfly button 6 are deposited on operation platform 4, then inner formword 7 and the exterior sheathing 8 of constructor on operation platform 4 and the constructor's cooperation lift-mounting well stood on construction floor 1 is stood in, and adopt butterfly button 6 inner formword 7 and exterior sheathing 8 to be fixedly mounted, now just can build the concrete of this layer of elevator shaft shear wall 2;
Step 4, after the concrete curing of this layer of elevator shaft shear wall 2 completes, inner formword 7 and exterior sheathing 8 are removed, inner formword 7 after dismounting and butterfly button 6 are still deposited on operation platform 4, then under tower crane 9 upwards active force, by variable cross-section supporting leg 4.2 inward collapsible on operation platform 4, adopt tower crane 9 that operation platform 4 is upwards promoted to last layer construction floor 3 again, then the variable cross-section supporting leg 4.2 on operation platform 4 is stretched out, the variable cross-section supporting leg 4.2 on platform is made to be supported in the structural beams of construction floor 1, again latch 4.9 is inserted on variable cross-section supporting leg 4.2, now stand in inner formword 7 and the exterior sheathing 8 of constructor on operation platform 4 and the constructor's cooperation lift-mounting well stood on construction floor 1, and adopt butterfly button 6 inner formword 7 and exterior sheathing 8 to be fixedly mounted, now just can build the concrete of this layer of elevator shaft shear wall 2,
Step 5, repetition step 4, until the shear wall 2 of last one deck elevator shaft has been built.
In aforesaid step 3 and step 4, when installation platform 4, variable cross-section supporting leg 4.2 directly can insert the preformed hole internal fixtion on elevator shaft shear wall 2.But, inner at some elevator shafts, not that surrounding has shear wall, be only namely concrete structured beam in elevator shaft four corners, now variable cross-section supporting leg 4.2 can be placed in the structural beams of elevator shaft door opening both sides.Due in the preformed hole that the variable cross-section supporting leg on operation platform 4 of the present invention is placed in construction floor 1 or in structural beams time, the difference in height of variable cross-section supporting leg 4.2 can make operation platform 4 lower than construction floor 1, be convenient to elevator shaft inner formword 7 root like this reinforce, ensure concrete formation quality.
Claims (7)
1. one kind can promote supporting leg type elevator hoistway construction platform, comprise by outside framework (4.7), be arranged on the crossbeam (4.3) in outside framework (4.7) and be laid on the operation platform (4) that the steel plate (4.8) on outside framework (4.7) and crossbeam (4.3) forms, it is characterized in that: be welded with sleeve (4.4) at crossbeam (4.3) two ends, in sleeve (4.4), be provided with slidably variable cross-section supporting leg (4.2), crossbeam (4.3) is provided with group of connecting rod (4.1) vertically.
2. according to claim 1ly promote supporting leg type elevator hoistway construction platform, it is characterized in that: be also provided with one group of suspension ring (4.5) at crossbeam (4.3).
3. according to claim 1ly promoting supporting leg type elevator hoistway construction platform, it is characterized in that: be welded with one for connecting the U-shaped clip (4.6) of outside framework (4.7) at the oral area of sleeve (4.4).
4. according to claim 1ly promote supporting leg type elevator hoistway construction platform, it is characterized in that: the middle part of variable cross-section supporting leg (4.2) is provided with latch (4.9).
5. utilize promoted supporting leg type elevator hoistway construction platform described in claim 1 ~ 4 any one to a construction method for elevator shaft shear wall, it is characterized in that comprising the following steps:
Step one, first by the variable cross-section supporting leg inward collapsible on the operation platform that assembles, and adopt tower crane to hang in elevator shaft by operation platform, then the variable cross-section supporting leg on operation platform is stretched out, the variable cross-section supporting leg on platform is made to be supported in the structural beams of construction floor, again latch is inserted on variable cross-section supporting leg, prevents variable cross-section supporting leg from moving;
Step 2, set up scaffold at operation platform, and scaffold is fixedly connected on the connecting rod on operation platform, so just can obtain an elevator hoistway construction platform that constantly can promote with story height;
Step 3, inner formword and butterfly button are deposited on operation platform, then inner formword and the exterior sheathing of constructor on operation platform and the constructor's cooperation lift-mounting well stood on construction floor is stood in, and adopt butterfly button by inner formword and exterior sheathing fixed installation, now just can build the concrete of this layer of elevator shaft shear wall;
Step 4, after the concrete curing of this layer of elevator shaft shear wall completes, inner formword and exterior sheathing are removed, inner formword after dismounting and butterfly button are still deposited on operation platform, then under tower crane upwards active force, by the variable cross-section supporting leg inward collapsible on operation platform, adopt tower crane that operation platform is upwards promoted to last layer construction floor again, then the variable cross-section supporting leg on operation platform is stretched out, the variable cross-section supporting leg on platform is made to be supported in the structural beams of construction floor, again latch is inserted on variable cross-section supporting leg, now stand in inner formword and the exterior sheathing of constructor on operation platform and the constructor's cooperation lift-mounting well stood on construction floor, and adopt butterfly button by inner formword and exterior sheathing fixed installation, now just can build the concrete of this layer of elevator shaft shear wall,
Step 5, repetition step 4, until the shear wall of last one deck elevator shaft has been built.
6. the construction method of elevator shaft shear wall according to claim 5, is characterized in that: when installation platform, and variable cross-section supporting leg inserts the preformed hole on elevator shaft shear wall, or is directly placed in the structural beams of elevator shaft door opening both sides.
7. the construction method of elevator shaft shear wall according to claim 5, is characterized in that: all back gauge elevator shaft inwalls 50 ~ 100mm of described operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510068640.0A CN105201195B (en) | 2015-02-10 | 2015-02-10 | One kind can lift supporting leg type elevator hoistway construction platform and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510068640.0A CN105201195B (en) | 2015-02-10 | 2015-02-10 | One kind can lift supporting leg type elevator hoistway construction platform and construction method |
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| Publication Number | Publication Date |
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| CN105201195A true CN105201195A (en) | 2015-12-30 |
| CN105201195B CN105201195B (en) | 2017-11-28 |
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| CN201510068640.0A Expired - Fee Related CN105201195B (en) | 2015-02-10 | 2015-02-10 | One kind can lift supporting leg type elevator hoistway construction platform and construction method |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484484A (en) * | 2015-12-31 | 2016-04-13 | 成都市第三建筑工程公司 | Mobile hard protection operation platform for elevator shaft |
| CN106703387A (en) * | 2016-12-09 | 2017-05-24 | 中国冶集团有限公司 | Elevator shaft liftable operation platform |
| CN106703071A (en) * | 2016-12-06 | 2017-05-24 | 宁波永良电梯技术发展有限公司 | Pit structure and mounting method thereof |
| CN106760463A (en) * | 2016-12-30 | 2017-05-31 | 上海建工七建集团有限公司 | Tool operating platform and vertical shaft wall construction method for building vertical shaft wall by laying bricks or stones |
| CN107013030A (en) * | 2017-05-18 | 2017-08-04 | 歌山建设集团有限公司 | Lift-on/lift-off type elevator hoistway construction platform device and the construction of lift well method |
| CN107035131A (en) * | 2017-05-04 | 2017-08-11 | 中国建筑第二工程局有限公司 | Elevator shaft integral lifting type construction operation platform and elevator shaft construction method |
| CN108661302A (en) * | 2018-07-23 | 2018-10-16 | 广东快建模架科技有限公司 | A kind of elevator climbing system and its application method |
| CN109267738A (en) * | 2018-12-20 | 2019-01-25 | 上海建工集团股份有限公司 | A kind of integral steel platform support construction and its adjusting method |
| CN109384138A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of resettlement device moved for accelerator rack by elevator |
| CN109441090A (en) * | 2018-12-28 | 2019-03-08 | 重庆建工住宅建设有限公司 | A kind of entirety hoisting elevator well construction platform |
| CN114059758A (en) * | 2021-11-10 | 2022-02-18 | 中铁八局集团建筑工程有限公司 | Assembled double-layer integral elevator shaft platform |
| CN114517575A (en) * | 2022-03-15 | 2022-05-20 | 中铁八局集团建筑工程有限公司 | Formwork-attached assembling type double-layer integral hoisting elevator shaft construction method |
| AT18036U1 (en) * | 2021-07-06 | 2023-11-15 | Construction Company Of China Railwayno 8 Eng Group Co Ltd | Support structure for an elevator shaft work platform |
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| CN203499229U (en) * | 2013-08-23 | 2014-03-26 | 中建三局第一建设工程有限责任公司 | Operating platform for construction of elevator shaft |
| CN204456816U (en) * | 2015-02-10 | 2015-07-08 | 中建四局第三建筑工程有限公司 | One can promote supporting leg type elevator hoistway construction platform |
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Patent Citations (5)
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| JPS58216877A (en) * | 1982-06-09 | 1983-12-16 | 株式会社日立製作所 | Work device for elevator elevating path |
| JP2004243460A (en) * | 2003-02-13 | 2004-09-02 | Chubu Electric Power Co Inc | Chipping apparatus and chipping method of lining |
| CN102322135A (en) * | 2011-06-13 | 2012-01-18 | 中铁建工集团有限公司 | Elevator shaft construction scaffolding device capable of being elevated along with construction layer of building main body structure and method for setting same |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484484A (en) * | 2015-12-31 | 2016-04-13 | 成都市第三建筑工程公司 | Mobile hard protection operation platform for elevator shaft |
| CN106703071A (en) * | 2016-12-06 | 2017-05-24 | 宁波永良电梯技术发展有限公司 | Pit structure and mounting method thereof |
| CN106703387A (en) * | 2016-12-09 | 2017-05-24 | 中国冶集团有限公司 | Elevator shaft liftable operation platform |
| CN106760463B (en) * | 2016-12-30 | 2019-02-22 | 上海建工七建集团有限公司 | For building the tool operating platform and vertical shaft wall construction method of vertical shaft wall |
| CN106760463A (en) * | 2016-12-30 | 2017-05-31 | 上海建工七建集团有限公司 | Tool operating platform and vertical shaft wall construction method for building vertical shaft wall by laying bricks or stones |
| CN107035131A (en) * | 2017-05-04 | 2017-08-11 | 中国建筑第二工程局有限公司 | Elevator shaft integral lifting type construction operation platform and elevator shaft construction method |
| CN107013030A (en) * | 2017-05-18 | 2017-08-04 | 歌山建设集团有限公司 | Lift-on/lift-off type elevator hoistway construction platform device and the construction of lift well method |
| CN107013030B (en) * | 2017-05-18 | 2022-12-06 | 歌山建设集团有限公司 | Hoisting type elevator shaft construction platform device and elevator shaft construction method |
| CN109384138A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of resettlement device moved for accelerator rack by elevator |
| CN108661302A (en) * | 2018-07-23 | 2018-10-16 | 广东快建模架科技有限公司 | A kind of elevator climbing system and its application method |
| CN109267738A (en) * | 2018-12-20 | 2019-01-25 | 上海建工集团股份有限公司 | A kind of integral steel platform support construction and its adjusting method |
| CN109441090A (en) * | 2018-12-28 | 2019-03-08 | 重庆建工住宅建设有限公司 | A kind of entirety hoisting elevator well construction platform |
| CN109441090B (en) * | 2018-12-28 | 2023-09-22 | 重庆建工住宅建设有限公司 | Integral lifting elevator shaft construction platform |
| AT18036U1 (en) * | 2021-07-06 | 2023-11-15 | Construction Company Of China Railwayno 8 Eng Group Co Ltd | Support structure for an elevator shaft work platform |
| CN114059758A (en) * | 2021-11-10 | 2022-02-18 | 中铁八局集团建筑工程有限公司 | Assembled double-layer integral elevator shaft platform |
| CN114517575A (en) * | 2022-03-15 | 2022-05-20 | 中铁八局集团建筑工程有限公司 | Formwork-attached assembling type double-layer integral hoisting elevator shaft construction method |
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| CN105201195B (en) | 2017-11-28 |
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Address after: Beijing road 563000 in Guizhou province Zunyi city Honghuagang District No. 57 Patentee after: The Third Construction Co.,Ltd. of China Construction Fourth Engineering Bureau Address before: Beijing road 563003 in Guizhou province Zunyi city Honghuagang District No. 57 Patentee before: THE THIRD CONSTRUCTION & ENGINEERING CO. OF CCFED |
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| 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: 20171128 |