CN105155830A - Construction method for combined type fixed and integral lifting of elevator shaft stereotyped operation platform - Google Patents
Construction method for combined type fixed and integral lifting of elevator shaft stereotyped operation platform Download PDFInfo
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- CN105155830A CN105155830A CN201510577938.4A CN201510577938A CN105155830A CN 105155830 A CN105155830 A CN 105155830A CN 201510577938 A CN201510577938 A CN 201510577938A CN 105155830 A CN105155830 A CN 105155830A
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Abstract
The invention relates to a construction method for combined type fixed and integral lifting of an elevator shaft stereotyped operation platform. The platform consists of bearing diagonal rods, limit gear rods, horizontal joists, operation-platform vertical rods, transverse horizontal rods, longitudinal horizontal rods, square wood blocks, wood glue boards, steel pipes and high-strength bolts, wherein one end of each bearing diagonal rod is supported on a shear wall in an angle of 45 degrees, and the other end of the bearing diagonal rod is supported on a floor at the exit of an elevator compartment; the limit gear rods and the horizontal joists are arranged between the bearing diagonal rods; the operation-platform vertical rods are mounted on the bearing diagonal rods; the transverse horizontal rods and the longitudinal horizontal rods are in combined connection and fixed together with the operation-platform vertical rods; wood glue boards are laid on the corresponding transverse horizontal rods and longitudinal horizontal rods; each steel pipe penetrates through shear-wall reserved holes and is inserted in the corresponding transverse horizontal rod, and the steel pipe and the transverse horizontal rod are fixed together. The construction method mainly comprises the following steps: setting up the bottom bearing diagonal rods; mounting the limit gear rods; mounting the horizontal joists, setting up the operation-platform vertical rods; setting up a lower operation platform; setting up an upper operation platform; and overall lifting the operation platform and the like.
Description
Technical field
The present invention relates to the construction method that a kind of combined type fixes Integral lifting elevator shaft regularization operating platform, in particular to the construction method of the operating platform of a kind of shear wall preformed hole, expansible operating platform and the regularization of Integral lifting elevator shaft, construction of lift well closed by particularly suitable super highrise building.
Background technology
In recent years, along with the fast development of my highrise building, and in highrise building, elevator shaft is generally cast-in-situ steel reinforced concrete tubular construction.In the construction of elevator shaft body structure, tearing open of internal mold is a difficult point.Need to set up Tong Gaonei scaffold from bottom to top.In well, place is narrow, when adopting loose spelling steel (wood) mould, props up to tear open and requires great effort all very much.Particularly during form removal, because internal mold is concrete lateral pressure jam-packed, so tear particularly difficulty open, often cause distortion and the damage of template.
In current high-rise building elevator shaft, shear wall formwork construction operation platform generally adopts console mode steel tube fastener scaffold, in practice of construction, exposes on the one hand such as scaffold building, removes trouble, affect template construction progress, is not easy to the inspecting for acceptance of hoistway formwork installation quality, is not easy to building waste cleaning in hoistway, long-term overstocking lease many drawbacks such as equipment in a large number.On the other hand operating platform needs load-bearing brace and the stopping means of dismantling operation platform lower in lifting process, and operating platform stability need to investigate, and shear wall inner side template to install also be difficult point.Find a kind of quick, reliable construction method to overcome above-mentioned drawback thus, become construction of elevator shaft in high-rise building problem demanding prompt solution.
Given this, need a kind of speed of application of invention at present badly fast, can realize hoistway operation platform and integrally promote and stability strong, be the construction method of the hoistway operation platform that shear wall inner side template provides support.
Summary of the invention
The object of the present invention is to provide a kind of easy construction, can realize hoistway operation platform and integrally promote and stability strong, be the construction method of the hoistway operation platform that shear wall inner side template provides support.
For achieving the above object, present invention employs following technical scheme:
Combined type fixes the construction method of Integral lifting elevator shaft regularization operating platform, it is characterized in that, described operating platform mainly comprises load-bearing brace, spacing lever, operating platform vertical rod, horizontal joists, vertical equity bar, transverse horizontal bar, flitch, expansible wood glue plate, wood glue plate; Load-bearing brace two ends welding steel, load-bearing brace is bearing on elevator shaft shear wall by 45° angle one end, and the other end is supported on the flooring at escalator doorway place; Load-bearing brace arranges spacing lever and horizontal joists, and operating platform vertical rod is arranged on load-bearing brace; Vertical equity bar and transverse horizontal bar are connected and are fixed together with operating platform vertical rod, and expansible wood glue plate and wood glue plate are layered on flitch; Steel pipe inserts in transverse horizontal bar through elevator shaft shear wall reserving hole, is bolted on together;
Described construction sequence mainly comprises the following steps:
1) bottom load-bearing brace is set up: at load-bearing brace two ends welding steel, load-bearing brace is bearing on elevator shaft shear wall by 45° angle one end, and the other end is supported on the flooring at escalator doorway place;
2) spacing lever is installed: at load-bearing brace root near elevator shaft door opening inner side, the spacing lever and the elevator shaft door opening both sides body of wall that add two Φ 48*3.5mm hold out against, and the length that hole side is stretched at spacing pin two ends is not less than 30cm;
3) horizontal joists is installed: after spacing lever installs, the horizontal joists of support operation platform is upwards installed successively, horizontal joists adopts the steel pipe of two pass Φ 48*3.5mm, adds two pass connecting rod in twice horizontal joists centre position simultaneously, strengthens the globality of girder;
4) operating platform vertical rod is set up: 10cm place fitting operation platform vertical rod outside load-bearing brace on horizontal joists, operating platform vertical rod and horizontal joists adopt fastener to be connected, and adding separately a fastener above horizontal joists, prevent vertical rod from gliding;
5) bottom operating platform is set up: flooring 20cm place adds vertical equity bar, transverse horizontal bar in distance, be connected for overall with operating platform vertical rod, horizon bar adopts the steel pipe of Φ 48*3.5mm, Φ 43*3.5mm steel pipe is adopted to insert the inner assigned address of transverse horizontal bar through elevator shaft shear wall preformed hole, be fixed with bolts together, bottom operating platform completely spreads expansible wood glue plate, expansible wood glue plate top surface 10cm lower than floor, is convenient to upper strata elevator shaft shear wall formwork root to downward-extension;
6) set up upper operating platform: upper operating platform exceeds construction layer flooring 1.5m, and lays wood glue plate, stays the space of establishing 10 ~ 15cm between wood glue plate and shear wall formwork, be convenient to messenger wire and check shear wall formwork verticality;
7) Integral lifting: after this layer of construction completes, after elevator shaft shear wall reaches requirement of strength, remove shear wall formwork, shear wall formwork is placed on the operational platform, extract the bolt rod of expansible wood glue plate pin hole, remove all bolts on transverse horizontal bar, extract the steel pipe through shear wall preformed hole, remove a high-strength bolt of load-bearing brace bottom, namely can carry out Integral lifting to hoistway operation platform.
Described load-bearing brace is made up of superstructure and substructure, superstructure and substructure is fixed together by high-strength bolt, and remove high-strength bolt, substructure can 360 degree of rotations.
Described operating platform vertical rod is fixed together by fastener and load-bearing brace.
Described expansible wood glue plate is made up of wood glue plate, hinge, pin hole, bolt rod; Together with wood glue plate is connected through the hinge with bellend offset plate, can along hinge through; Wood glue plate and bellend offset plate are provided with pin hole, by latch, both are fixed.
Described steel pipe inserts in transverse horizontal bar through shear wall reserving hole, is bolted on together, further increases the stability of elevator shaft platform.
the present invention has following feature and beneficial effect:
(1) integral lifting template operation platform comprises bottom bearing structure, bottom operating platform and upper operating platform, operating platform forms and upper berth wood glue plate by being connected to horizontal steel tube in length and breadth, and bottom bearing structure, bottom operating platform are connected in aggregates with upper operating platform by operating platform vertical rod.Only need to remove and insert the steel pipe in transverse horizontal bar and the high-strength bolt on load-bearing brace, just can carry out Integral lifting to operating platform, substructure and the expansible wood glue plate of load-bearing brace can rotate, and do not affect the Integral lifting of operating platform.
(2) without the need to setting up scaffold in elevator shaft inside from the end to top, simplifying the construction technology of operating platform, saving lease equipment consumption.
(3) near elevator shaft door opening inner side, add two steel pipes with elevator shaft door opening both sides body of wall holds out against, as the spacing pin of the outside slippage of restriction girder, the length that hole side is stretched at two ends is not less than 30cm, effectively can guarantee that operating platform is stable.
(4), together with steel pipe is bolted with transverse horizontal bar through the preformed hole of shear wall, further ensure that operating platform is stable
(5) can directly be shelved on the operating platform of bottom bottom template when elevator shaft inner side template is installed, elevator shaft inner side template is shelved on the operating platform of bottom after removing, can with operating platform entirety upwards hoisted in position, time saving and energy saving.
Accompanying drawing explanation
Fig. 1 is that combined type of the present invention fixes Integral lifting elevator shaft regularization operating platform structural representation;
Fig. 2 is the schematic diagram of elevator shaft regularization operating platform Integral lifting process;
Fig. 3 is the connected mode figure of load-bearing brace superstructure and substructure;
Fig. 4 is the connection detail drawing between spacing lever, load-bearing brace, horizontal pressure pin, operating platform vertical rod;
Fig. 5 is that vertical, horizontal horizon bar is connected detail drawing with elevator shaft shear wall;
Fig. 6 is expansible wood glue plate constructional detail;
Detail drawing when Fig. 7 is the work of expansible wood glue plate;
Fig. 8 is construction flow chart of the present invention;
In figure: 1. load-bearing brace; 2. steel plate; 3. high-strength bolt; 4. spacing lever; 5. operating platform vertical rod; 6. horizontal pressure pin; 7. vertical equity bar; 8. transverse horizontal bar; 9. flitch; 10. expansible wood glue plate; 11. wood glue plates; 12. shear wall formworks; 13. Screw arbor with nut at both-ends; 14. steel pipes; 15. shear wall reserving holes; 16. bolts; 17. hinges; 18. pin holes; 19. bolt rods; 20. wire rope; 21. load-bearing brace substructures; 22. load-bearing brace superstructures; 23. elevator shaft shear walls; 24. floorings.
Specific embodiment
Fig. 1 is that combined type of the present invention fixes Integral lifting elevator shaft regularization operating platform structural representation.With reference to shown in Fig. 1, combined type of the present invention is fixed Integral lifting elevator shaft regularization operating platform structure and is mainly comprised: load-bearing brace 1, steel plate 2, firm bolt 3, spacing lever 4, operating platform vertical rod 5, horizontal pressure pin 6, vertical equity bar 7, transverse horizontal bar 8, flitch 9, expansible wood glue plate 10, wood glue plate 11.
Load-bearing brace 1 two ends welding steel 2, load-bearing brace 1 is bearing on shear wall by 45° angle one end, and the other end is supported on the flooring at escalator doorway place; Arrange spacing lever 4 and horizontal joists 6 between load-bearing brace 1, operating platform vertical rod 5 is arranged on load-bearing brace 1; Vertical equity bar 7 and transverse horizontal bar 8 are connected and are fixed together with operating platform vertical rod 5, and expansible wood glue plate 10 and wood glue plate 11 are layered on flitch 9.
With reference to shown in Fig. 2, remove the bolt rod 19 on the high-strength bolt 3 of the bottom of load-bearing brace 1 and expansible wood glue plate 10 before Integral lifting, and extract steel pipe 14, in Integral lifting process, the substructure of load-bearing brace can rotate due to deadweight, does not hinder the Integral lifting of operating platform.
With reference to shown in Fig. 3, load-bearing brace is made up of two parts, and superstructure 22 and substructure 21 are connected and fixed by high-strength bolt 3.
With reference to shown in Fig. 4, spacing lever 4 holds out against with elevator shaft door opening both sides body of wall, and the length that hole side is stretched at spacing pin 4 two ends is not less than 30cm; After spacing lever 4 installs, install the horizontal joists 6 of support operation platform successively, 10cm place fitting operation platform vertical rod 5 outside girder on horizontal joists, operating platform vertical rod 5 adopts fastener to be connected with horizontal joists 6.
With reference to shown in Fig. 5, vertical equity bar 7 and transverse horizontal bar 8 are linked together by fastener, and steel pipe 14 inserts in transverse horizontal bar 7 through shear wall 23 preformed hole 15, adopt bolt 16 to be connected and fixed.
With reference to shown in Fig. 6,7, expansible wood glue plate 10 is made up of wood glue plate 11, hinge 17, pin hole 18, bolt rod 19; Together with wood glue plate 11 is connected through the hinge with bellend offset plate, can along hinge through in lifting process; During work, wood glue plate 11 and bellend wood glue plate are fixed by latch, and elevator shaft shear wall inner side template 12 is supported on expansible wood glue plate 10.
As shown in Figure 8, combined type fixes the construction method of Integral lifting elevator shaft regularization operating platform, mainly comprises the following steps:
1) bottom load-bearing brace is set up: at load-bearing brace 1 two ends welding steel 2, load-bearing brace 1 is bearing on shear wall 23 by 45° angle one end, on the flooring that the other end is supported on escalator doorway place 24;
2) spacing lever is installed: at load-bearing brace 1 root near elevator shaft door opening inner side, the spacing lever 4 adding two Φ 48*3.5mm suitable lengths holds out against with elevator shaft door opening both sides body of wall, and the length that hole side is stretched at spacing pin 4 two ends is not less than 30cm;
3) horizontal joists is installed: after spacing lever 4 installs, the horizontal joists 6 of support operation platform is upwards installed successively, horizontal joists 6 adopts the steel pipe of two pass Φ 48*3.5mm suitable length, adds two pass connecting rod in twice horizontal joists 6 centre position simultaneously, strengthens the globality of girder;
4) operating platform vertical rod is set up: 10cm place fitting operation platform vertical rod 5 outside load-bearing brace 1 on horizontal joists 6, operating platform vertical rod 5 adopts fastener to be connected with horizontal joists 6, and adding separately a fastener above horizontal joists 6, prevent vertical rod from gliding;
5) bottom operating platform is set up: flooring 20cm place adds vertical equity bar 7, transverse horizontal bar 8 in distance, be connected for overall with operating platform vertical rod 5, horizon bar adopts the steel pipe of Φ 48*3.5mm suitable length, adopt Φ 43*3.5mm steel pipe 14 to insert the inner assigned address of transverse horizontal bar 7 through shear wall 23 preformed hole 15, adopt bolt 16 to be connected and fixed.Bottom operating platform completely spreads expansible wood glue plate 10, and expansible wood glue plate 10 end face 10cm lower than floor, is convenient to upper strata shear wall formwork 12 root to downward-extension;
6) set up upper operating platform: upper operating platform exceeds construction layer flooring 1.5m, and lays wood glue plate 11, stays the space of establishing 10 ~ 15cm between wood glue plate 11 and shear wall formwork 12, be convenient to messenger wire and check shear wall formwork 12 verticality.
7) Integral lifting: after this layer of construction completes, after shear wall 23 reaches requirement of strength, remove shear wall formwork 12, shear wall mould 12 plate is placed on the operational platform.Extract the bolt rod 19 of expansible wood glue plate 10 pin hole 18, remove all bolts 16 on transverse horizontal bar 8, extract the steel pipe 14 through shear wall preformed hole, remove a high-strength bolt 3 of load-bearing brace 1 bottom, then just can carry out Integral lifting to hoistway operation platform.
Claims (4)
1. combined type fixes the construction method of Integral lifting elevator shaft regularization operating platform, it is characterized in that, described operating platform mainly comprises load-bearing brace, spacing lever, operating platform vertical rod, horizontal joists, vertical equity bar, transverse horizontal bar, flitch, expansible wood glue plate, wood glue plate; Load-bearing brace two ends welding steel, load-bearing brace is bearing on elevator shaft shear wall by 45° angle one end, and the other end is supported on the flooring at escalator doorway place; Load-bearing brace arranges spacing lever and horizontal joists, and operating platform vertical rod is arranged on load-bearing brace; Vertical equity bar and transverse horizontal bar are connected and are fixed together with operating platform vertical rod, and expansible wood glue plate and wood glue plate are layered on flitch; Steel pipe inserts in transverse horizontal bar through elevator shaft shear wall reserving hole, is bolted on together;
Described construction sequence mainly comprises the following steps:
1) bottom load-bearing brace is set up: at load-bearing brace two ends welding steel, load-bearing brace is bearing on elevator shaft shear wall by 45° angle one end, and the other end is supported on the flooring at escalator doorway place;
2) spacing lever is installed: at load-bearing brace root near elevator shaft door opening inner side, the spacing lever and the elevator shaft door opening both sides body of wall that add two Φ 48*3.5mm hold out against, and the length that hole side is stretched at spacing pin two ends is not less than 30cm;
3) horizontal joists is installed: after spacing lever installs, the horizontal joists of support operation platform is upwards installed successively, horizontal joists adopts the steel pipe of two pass Φ 48*3.5mm, adds two pass connecting rod in twice horizontal joists centre position simultaneously, strengthens the globality of girder;
4) operating platform vertical rod is set up: 10cm place fitting operation platform vertical rod outside load-bearing brace on horizontal joists, operating platform vertical rod and horizontal joists adopt fastener to be connected, and adding separately a fastener above horizontal joists, prevent vertical rod from gliding;
5) bottom operating platform is set up: flooring 20cm place adds vertical equity bar, transverse horizontal bar in distance, be connected for overall with operating platform vertical rod, horizon bar adopts the steel pipe of Φ 48*3.5mm, Φ 43*3.5mm steel pipe is adopted to insert the inner assigned address of transverse horizontal bar through elevator shaft shear wall preformed hole, be fixed with bolts together, bottom operating platform completely spreads expansible wood glue plate, expansible wood glue plate top surface 10cm lower than floor, is convenient to upper strata elevator shaft shear wall formwork root to downward-extension;
6) set up upper operating platform: upper operating platform exceeds construction layer flooring 1.5m, and lays wood glue plate, stays the space of establishing 10 ~ 15cm between wood glue plate and shear wall formwork, be convenient to messenger wire and check shear wall formwork verticality;
7) Integral lifting: after this layer of construction completes, after elevator shaft shear wall reaches requirement of strength, remove shear wall formwork, shear wall formwork is placed on the operational platform, extract the bolt rod of expansible wood glue plate pin hole, remove all bolts on transverse horizontal bar, extract the steel pipe through shear wall preformed hole, remove a high-strength bolt of load-bearing brace bottom, namely can carry out Integral lifting to hoistway operation platform.
2. construction method as claimed in claim 1, is characterized in that: described load-bearing brace is made up of superstructure and substructure, superstructure and substructure is fixed together by high-strength bolt, and remove high-strength bolt, substructure can 360 degree of rotations.
3. construction method as claimed in claim 1, is characterized in that: described operating platform vertical rod is fixed together by fastener and load-bearing brace.
4. construction method as claimed in claim 1, is characterized in that: described expansible wood glue plate is made up of wood glue plate, hinge, pin hole, bolt rod; Together with wood glue plate is connected through the hinge with bellend offset plate, can along hinge through; Wood glue plate and bellend offset plate are provided with pin hole, by latch, both are fixed.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106223594A (en) * | 2016-09-22 | 2016-12-14 | 中建八局第四建设有限公司 | A kind of Core Walls Structure shaped steel integrated construction platform |
| CN106703388A (en) * | 2017-01-13 | 2017-05-24 | 中国五冶集团有限公司 | Construction scaffold platform erected in super-high-layer building elevator shaft |
| CN110005182A (en) * | 2019-05-15 | 2019-07-12 | 合肥建工集团有限公司 | A kind of expanded type construction of lift well operation protective platform |
| CN111252646A (en) * | 2020-03-03 | 2020-06-09 | 中建一局华江建设有限公司 | Reinforcement translation system of elevator and construction method thereof |
| CN112343064A (en) * | 2020-11-27 | 2021-02-09 | 中铁七局集团第五工程有限公司 | Construction method for dismantling large-section annular concrete support beam of deep foundation pit |
| CN113047594A (en) * | 2021-03-18 | 2021-06-29 | 中国十七冶集团有限公司 | Movable climbing frame for elevator shaft and erection method thereof |
| CN113482312A (en) * | 2021-07-01 | 2021-10-08 | 广西建工集团控股有限公司 | Guide type double-layer structure elevator shaft operating platform and construction method based on platform |
| CN113802840A (en) * | 2020-06-17 | 2021-12-17 | 振中建设集团有限公司 | Method for quickly disassembling and assembling shear wall template |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106223594A (en) * | 2016-09-22 | 2016-12-14 | 中建八局第四建设有限公司 | A kind of Core Walls Structure shaped steel integrated construction platform |
| CN106703388A (en) * | 2017-01-13 | 2017-05-24 | 中国五冶集团有限公司 | Construction scaffold platform erected in super-high-layer building elevator shaft |
| CN110005182A (en) * | 2019-05-15 | 2019-07-12 | 合肥建工集团有限公司 | A kind of expanded type construction of lift well operation protective platform |
| CN111252646A (en) * | 2020-03-03 | 2020-06-09 | 中建一局华江建设有限公司 | Reinforcement translation system of elevator and construction method thereof |
| CN113802840A (en) * | 2020-06-17 | 2021-12-17 | 振中建设集团有限公司 | Method for quickly disassembling and assembling shear wall template |
| CN113802840B (en) * | 2020-06-17 | 2023-05-26 | 振中建设集团有限公司 | Quick assembly and disassembly method for shear wall templates |
| CN112343064A (en) * | 2020-11-27 | 2021-02-09 | 中铁七局集团第五工程有限公司 | Construction method for dismantling large-section annular concrete support beam of deep foundation pit |
| CN113047594A (en) * | 2021-03-18 | 2021-06-29 | 中国十七冶集团有限公司 | Movable climbing frame for elevator shaft and erection method thereof |
| CN113482312A (en) * | 2021-07-01 | 2021-10-08 | 广西建工集团控股有限公司 | Guide type double-layer structure elevator shaft operating platform and construction method based on platform |
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| CN105155830B (en) | 2017-07-25 |
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