CN206110635U - Automatic convertible integrally lift up elevator shaft operating platform of landing leg - Google Patents

Automatic convertible integrally lift up elevator shaft operating platform of landing leg Download PDF

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Publication number
CN206110635U
CN206110635U CN201620910021.1U CN201620910021U CN206110635U CN 206110635 U CN206110635 U CN 206110635U CN 201620910021 U CN201620910021 U CN 201620910021U CN 206110635 U CN206110635 U CN 206110635U
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CN
China
Prior art keywords
platform
supporting leg
support
girder
rigid protective
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CN201620910021.1U
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Chinese (zh)
Inventor
田兆文
冯禹
马彦杰
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中国三冶集团有限公司
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Priority to CN201620910021.1U priority Critical patent/CN206110635U/en
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Publication of CN206110635U publication Critical patent/CN206110635U/en

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Abstract

The utility model discloses an automatic convertible integrally lift up elevator shaft operating platform of landing leg, landing leg, support of main girder, rigid protective platform are assembled integratively on ground, after the hoist and mount of tower crane and wire rope are taken one's place, set up the steel pipe handling frame on rigid protective platform to form a firm platform system, during the main structure construction, reserve the hole on elevator shaft wall, rigid protective platform promotes the automatic tumble card of in -process landing leg and goes into to reserve the hole, support of main girder adopts the wide girder cartridge of support to support the design of narrow girder retractable, and the bolt tightening after the size of adjusting needs bottom support of main girder is fixed, this technique has been solved traditional elevator shaft operating platform successive layer and has been set up the bottleneck that steel pipe scaffold frame took difficult point, the especially closed elevator shaft operating platform construction that the material is big, the construction is loaded down with trivial details, the material is extravagant seriously, have very big potential safety hazard, but the wide application is used in building elevator shaft construction in various.

Description

Supporting leg automatic turnover entirety hoisting elevator well operating platform

Technical field

This utility model is related to technical field of building construction, more particularly to supporting leg automatic turnover entirety hoisting elevator well behaviour Make platform.

Background technology

With social development and human progress, skyscraper is more and more, and corresponding building is all equipped with indoor elevator, according to Design needs, and shear wall or cylinder are designed to substantially, and hoistway formwork installs construction and elevator protection becomes each work order A position difficult problem, one is that danger coefficient is big, sets up and removes and there is larger danger, secondly lift it is inconvenient, it is reserved, pre-buried inaccurate, It is unfavorable for operation.Common operation platform way:One kind is up to set up the landing stage of scaffold bottom of from using live steel pipe, fastener etc., Multilamellar or little high level are typically only applicable to, are needed to put into substantial amounts of material and personnel is set up, it is secondly too high, because of support body gravity load Cause support body there are problems that it is unstable or incline or;Another kind is to utilize (must entirely be cut in shear wall Power wall) surrounding service sleeve, then intert steel pipe or other rigid materials in sleeve pipe as support, platform is laid on top, and it lacks Point is that set aside pre-embedded is inaccurate, and each side is highly inconsistent, while require that shear wall concrete strength meets upper load requirement etc., Also it is exactly that hoistway operation platform can set up I-steel to install operating platform, and the hoistway operation platform I-shaped closed Steel sets up difficulty.

The content of the invention

The purpose of this utility model:To solve the above problems, this utility model is directed to the deficiencies in the prior art, there is provided Lower limb automatic turnover entirety hoisting elevator well operating platform, using supporting leg automatic turning, achieves good economic and social benefits.

Technical scheme:To reach above-mentioned purpose, this utility model adopts the following technical scheme that realization:

Supporting leg automatic turnover entirety hoisting elevator well operating platform, by supporting leg, support girder, rigid protective platform, steel Pipe crosshead, reserving hole, steel wire rope composition.Supporting leg, support girder, rigid protective platform are integral in installation on ground.Jing towers Hang with steel wire rope lifting it is in place after, steel pipe crosshead is set up on rigid protective platform, so as to form a firm platform body System.

During main structure construction, the reserving hole in hoistway wall, supporting leg automatic turning in rigid protective platform lifting process Turn to snap in reserving hole.Steel pipe crosshead rides upon on rigid protective platform and load is transferred to into rigid protective platform;It is rigid Protective platform is assembled on support girder and load is transferred to into support girder;Supporting leg is with the common bearing load of support girder and incites somebody to action Load is transferred to agent structure, forms a firm carrying system.

Reserving hole on the elevator hoistways borehole wall, the size 80-100mm bigger than supporting leg sectional dimension of hole, so as to supporting leg Automatic turning.

Supporting leg is arranged in rectangular-shape, is made up of rotating shaft, pulley, pulley spindle, positioning and locking bearing pin, and pulley passes through pulley spindle Installed in the upper left corner position of supporting leg, and the upper left corner of supporting leg is machined with 80mm chamferings, and rotating shaft is arranged on propping up on the right side of pulley spindle At lower limb total length 3/5, positioning and locking bearing pin is arranged on supporting leg lower right corner position.

Support girder is adapted to using supporting wide girder inserting to support narrow girder extension type design in telescopic extensions Various sizes of elevator hoistways, by the wide girder of support, support narrow girder, bolt, periphery turnover panel, folding, plate platform, crossbeam groove Steel is constituted.Fixation is tightened by the bolt of support girder bottom after the size of needs is adjusted to.

Supporting leg automatic turnover entirety hoisting elevator well operating platform typically has 2 support girders, and every support girder sets 2 suspension centres are put, totally 4 suspension centres.When rigid protective platform 3 is lifted, by 4 suspension centre liftings on rigid protective platform 3.

Supporting leg is connected with support girder by rotating shaft, can be overturn by axis of rotating shaft.During lifting, due to hoistway wall resistance Gear, a downward automatic turning of leg outer side.When being promoted to reserving hole, because the quality of supporting leg inboard portion is than supporting leg Outboard Sections Greatly, prop up leg outer side under gravity can automatic turning to horizontal level snap in last layer reserving hole, then by positioning and locking Bearing pin inserting locking.

Rigid protective platform is made up of support girder, crossbeam channel-section steel, plate platform, periphery turnover panel, folding.2 support master Beam horizontally set, 3 crossbeam channel-section steels are longitudinally disposed and ride upon on 2 support girders, and support girder, crossbeam channel-section steel can pass through Welding or bolt connection.Plate platform be laid on above crossbeam channel-section steel and with its bolt connection, plate platform surrounding pass through folding Periphery turnover panel is hinged with, rigid protective platform size is matched with elevator hoistways size.

Supporting leg automatic turnover entirety hoisting elevator well operating platform manufacturing process is as follows:

One is surveying setting-out:The elevation of reserving hole guides to closing electricity by the 1m control point level gauge on plate face post reinforcing bar On the shear wall of stair shaft both sides, the absolute altitude of hole bottom must be controlled, and occur that some supporting legs do not stress after otherwise installing Situation, the horizontal level of hole is introduced through by the control axis of plate face.

Two is reserving hole:During reserving hole, the absolute altitude and size of every layer of reserving hole need to be arranged by scheme requirement, mixed Solidifying soil pours the process of smashing and reserving hole template need to be reinforced, it is to avoid reserving hole deforms off normal.

Three is that plate platform makes:According to the size of the elevator of closing, it is determined that the way of the plate platform to be processed, big It is little;First the support width girder inserting of retractable supports girder steel is supported into narrow girder and according to elevator width adjusting to properly Size, tighten fixation with bolt;

Make the crossbeam channel-section steel of plate platform skeleton, i.e., 3 longitudinally disposed and to ride upon and form skeleton on 2 support girders, Skeleton is connected mode and can be connected on scalable 2 support girders using full weld or bolt connection;In 3 crossbeam channel-section steels 3mm steel plates are welded above forms plate platform, and steel plate through the suspension centre on flexible girder steel;

According to support body total departure advance, the welded still pipe bearing on crossbeam channel-section steel, and through steel plate, the ground connected with steel plate Side's whole full weld, bearing adopts little shape steel tube, is highly 300mm, and steel pipe is inserted into bearing after lifting positioning.

Four is operating platform lifting:After making plate platform, 4 suspension ring are hung using steel wire rope is lifted. During the rising of steel pipe contracting crosshead can be stretched, the supporting leg on the outside of support rotates outward, until running into shear wall reserving hole hole Mouthful, outside supporting leg will be supported to rotate to shear wall reserving hole hole, support girder end stop blocks the rotation of supporting leg, supports Whole rigid protective platform.

Five is to set up steel pipe crosshead:Vertical rod is set up first, and every vertical rod is all answered and weld on insertion operation platform what is reserved Steel bar end the inside, then sets up sweep the floor bar and other cross bars, and bar of sweeping the floor is apart from operating platform face less than 200mm, steel pipe operation Frame total height is 5.4m, is divided into 3 operating surfaces, and the spacing of each operating surface is 1.8m, and each operating surface all should be paved with steel basketry piece. 4 vertical faces of steel pipe crosshead are respectively provided with bridging.

Six is the lifting of operating platform:The lifting of operating platform and operating platform hoisting process are similar, when simply installing All be direction from the bottom up, supporting leg automatic turning during lifting when being lifted to reserving hole position, then is turned to supporting leg in hole Support, the lifting time is fewer than the set-up time, lift once about 5min, the turnover panel of platform surrounding is turned over after the completion of lifting Cover.

Further, support girder 2 is scalable, and strong applicability support girder is made up of 2 H profile steels, is passed through between H profile steel Scalable design, can within the specific limits adjust the length of support girder, it is adaptable to the demand of different size elevator hoistways.

Further, after the completion of being integrally lifted at ground by supporting leg, support girder, the assembly of rigid protective platform, it is attached to Reserving hole position, then steel pipe crosshead is set up on rigid protective platform, a total system is formed, during lifting, by propping up The suspension centre arranged on support girder carries out integral hoisting lifting.

Further, when supporting leg automatic turning plate platform is lifted, the downward automatic turning of supporting leg lateral ends;It is promoted to When at one layer of reserving hole, supporting leg is operated because self gravitation reason is by automatic turning to horizontal level without the need for artificial.

Further, erection & lift is easy, and rigid protective platform has 4 suspension centres, whole using derrick crane during lifting Body is lifted, and only needs to be lifted by by the periphery turnover panel on rigid protective platform inwardly upset when being lifted every time, is promoted to last layer When, supporting leg automatic turning is snapped in reserving hole, forms firm carrying system, then the inserting of positioning and locking bearing pin is locked, so Afterwards again by periphery turnover panel, outwards upset completes once to be lifted, convenient and swift.

Further, it is safe, rigid protective platform is set on support girder, rigid protective platform surrounding arranges week Side turnover panel, by periphery turnover panel, outwards upset forms totally enclosed security platform after the completion of installation, lifting.Compare traditional I-steel foot Hand cradle operating platform, the operating platform good integrity, carrying system is more stable, and safety is secure.

Further, after the completion of the entirety hoisting elevator well operating platform use of supporting leg automatic turnover can be used in turn, first Steel pipe crosshead is removed, then is disassembled operating platform other parts integral hoisting to ground using derrick crane, entered Row after assembly, can be used in turn again repeatedly.

Further, time and labour saving, traditional sets up the hoistway operation platform that I-steel is installed, and need to successively set up steel pipe Frame, the substantial amounts of human and material resources of consumption, financial resources, and supporting leg automatic turnover entirety hoisting elevator well operating platform, in installation on ground After the completion of, reserving hole position is lifted on, steel pipe crosshead is set up, typically per layer is lifted once, and lifted only needs 5min left every time It is right.

Compared with prior art, the beneficial effects of the utility model are:

Supporting leg automatic turnover entirety hoisting elevator well operating platform disclosed in this utility model is supporting leg, support girder, hard Property protective platform is integral in installation on ground;Jing after tower crane and steel wire rope lifting are in place, on rigid protective platform steel pipe is set up Crosshead, so as to form a firm platform system;During main structure construction, the reserving hole in hoistway wall is rigid anti- Supporting leg automatic turning snaps in reserving hole in shield platform lifting process;Support girder supports narrow girder using the wide girder inserting of support Extension type is designed, and fixation is tightened by the bolt of support girder bottom after the size of needs is adjusted to;The technology is solved Traditional elevator well operating platform successively set up steel pipe scaffold take that material is big, loaded down with trivial details, waste of material of constructing is serious, with very big The bottleneck of the difficult point of potential safety hazard, particularly enclosed type electric stair shaft operating platform construction, can be widely applied to various in building electricity Used in stair shaft construction.

Description of the drawings

Fig. 1 is working state structure figure of the present utility model;

Fig. 2 is lifting structure graph of the present utility model;

Fig. 3 is leg structure figure of the present utility model;

Fig. 4 is plane structure chart of the present utility model;

Fig. 5 is leading flank structure chart of the present utility model.

In figure:1- supporting legs, 2- support girders, the rigid protective platforms of 3-, 4- steel pipe crossheads, 5- reserving holes, 6- steel wires Rope, 11- rotating shafts, 12- pulleys, 13- pulley spindles, 14- positioning and locking bearing pins, 21- support wide girder, 22- to support narrow girder, 23- Bolt, 24- periphery turnover panels, 25- foldings, 26- plate platforms, 27- crossbeam channel-section steels.

Specific embodiment

This utility model is described in detail with reference to Figure of description, it should be noted that of the present utility model Enforcement is not limited to following embodiment.

As shown in Fig. 1-Fig. 2, supporting leg automatic turnover entirety hoisting elevator well operating platform, by supporting leg 1, support girder 2, Rigid protective platform 3, steel pipe crosshead 4, reserving hole 5, steel wire rope 6 are constituted.Supporting leg 1, support girder 2, rigid protective platform 3 It is integral in installation on ground.Jing tower crane and steel wire rope 6 lift it is in place after, steel pipe crosshead 4 is set up on rigid protective platform 3, So as to form a firm platform system.

During main structure construction, reserving hole 5 in hoistway wall, supporting leg 1 is automatic in the lifting process of rigid protective platform 3 Upset snaps in reserving hole 5.Steel pipe crosshead 4 rides upon on rigid protective platform 3 and load is transferred to into rigid protective platform 3;Rigid protective platform 3 is assembled on support girder 2 and load is transferred to into support girder 2;Supporting leg 1 is common with support girder 2 Load is simultaneously transferred to agent structure by bearing load, forms a firm carrying system.

Reserving hole 5 on the elevator hoistways borehole wall, the size 80-100mm bigger than the sectional dimension of supporting leg 1 of hole, to prop up Lower limb automatic turning.

As shown in Figure 3, supporting leg 1 is arranged in rectangular-shape, by rotating shaft 11, pulley 12, pulley spindle 13, positioning and locking bearing pin 14 Composition, pulley 12 is arranged on the upper left corner position of supporting leg 1 by pulley spindle 13, and the upper left corner of supporting leg 1 is machined with 80mm chamferings, Rotating shaft 11 is arranged at the total length 3/5 of supporting leg 1 on the right side of pulley spindle 13, and positioning and locking bearing pin 14 is arranged on the lower right corner position of supporting leg 1.

As shown in Fig. 4-Fig. 5, support girder 2 supports the narrow extension type of girder 22 design using the wide inserting of girder 21 of support, Various sizes of elevator hoistways are adapted in telescopic extensions, by the wide girder 21 of support, narrow girder 22, bolt 23, week is supported Side turnover panel 24, folding 25, plate platform 26, crossbeam channel-section steel 27 are constituted.Pass through the bottom of support girder 2 after the size of needs is adjusted to The bolt 23 in portion tightens fixation.

Supporting leg automatic turnover entirety hoisting elevator well operating platform typically has 2 support girders 2, every support girder 2 2 suspension centres are set, totally 4 suspension centres.When rigid protective platform 3 is lifted, by 4 suspension centre liftings on rigid protective platform 3.

Supporting leg 1 is connected with support girder 2 by rotating shaft 11, can be overturn by axis of rotating shaft 11.During lifting, due to elevator Borehole wall stop, the downward automatic turning in the outside of supporting leg 1.When being promoted to reserving hole, because the quality of the inboard portion of supporting leg 1 compares supporting leg 1 Outboard Sections are big, the outside of supporting leg 1 under gravity can automatic turning to horizontal level snap in last layer reserving hole 5, then Positioning and locking bearing pin 14 is inserted into locking.As shown in Figure 2.

Rigid protective platform 3 is made up of support girder 2, crossbeam channel-section steel 27, plate platform 26, periphery turnover panel 24, folding 25. 2 horizontally sets of support girder 2,3 crossbeam channel-section steels 27 are longitudinally disposed and ride upon on 2 support girders 2, support girder 2, horizontal stroke Beam channel-section steel 27 can be by welding or bolt connection.Plate platform 26 be laid on crossbeam channel-section steel 27 above and with its bolt connection, The surrounding of plate platform 26 is hinged with periphery turnover panel 24 by folding 25, and rigid protective platform size is matched with elevator hoistways size. As shown in Figure 4.

Supporting leg automatic turnover entirety hoisting elevator well operating platform manufacturing process is as follows:

One is surveying setting-out:The elevation of reserving hole 5 guides to closing by the 1m control point level gauge on plate face post reinforcing bar On the shear wall of elevator both sides, the absolute altitude of hole bottom must be controlled, and occur that some supporting legs are not received after otherwise installing The situation of power, the horizontal level of hole is introduced through by the control axis of plate face.

Two is reserving hole:During reserving hole 5, the absolute altitude and size of every layer of reserving hole 5 need to be arranged by scheme requirement, Casting and compacting of concrete process need to be reinforced to the template of reserving hole 5, it is to avoid reserving hole 5 deforms off normal.

Three is that plate platform makes:According to closing elevator size, it is determined that the way of the plate platform 26 to be processed, Size;First the wide girder 21 of the support of retractable supports girder steel is inserted into the narrow girder 22 of support and according to elevator width adjusting To suitably sized, with bolt fixation is tightened;

Make the skeleton of plate platform 26, i.e., 3 crossbeam channel-section steels 27 it is longitudinally disposed and ride upon on 2 support girders 2 formed Skeleton, skeleton is connected mode and can be connected on scalable 2 support girders 2 using full weld or bolt connection;In 3 horizontal strokes Above welding 3mm steel plates form plate platform 26, and steel plate through the suspension centre on flexible girder steel to beam channel-section steel 27;

According to support body total departure advance, the welded still pipe bearing on crossbeam channel-section steel 27, and through steel plate, connect with steel plate Local whole full weld, bearing adopts little shape steel tube, is highly 300mm, and steel pipe is inserted into bearing after lifting positioning.

Four is operating platform lifting:After making plate platform, 4 suspension ring are hung using steel wire rope is lifted. During the rising of steel pipe contracting crosshead 4 can be stretched, the supporting leg 1 on the outside of support rotates outward, until running into shear wall reserving hole 5 Hole, will support outside supporting leg 1 to rotate to the hole of shear wall reserving hole 5, and the end stop of support girder 2 blocks the rotation of supporting leg 1 Turn, support whole rigid protective platform 3.

Five is to set up steel pipe crosshead:Vertical rod is set up first, and every vertical rod is all answered and weld on insertion operation platform what is reserved Steel bar end the inside, then sets up sweep the floor bar and other cross bars, and bar of sweeping the floor is apart from operating platform face less than 200mm, steel pipe operation The total height of frame 4 is 5.4m, is divided into 3 operating surfaces, and the spacing of each operating surface is 1.8m, and each operating surface all should be paved with steel basketry Piece.4 vertical faces of steel pipe crosshead are respectively provided with bridging.

Six is the lifting of operating platform:The lifting of operating platform and operating platform hoisting process are similar, when simply installing All be direction from the bottom up, the automatic turning of supporting leg 1 during lifting when being lifted to 5 position of reserving hole, then is turned to hole supporting leg 1 Hole inner support, the lifting time is fewer than the set-up time, lifts once about 5min, turning over platform surrounding after the completion of lifting Plate is renovated.

Above-mentioned embodiment only to illustrate technical characterstic of the present utility model and design, its objective is to be to allow be familiar with this The technical staff of field technique will appreciate that content of the present utility model and is carried out, and can not limit this reality with this With new protection domain, all equivalence changes made according to spirit of the present utility model and embodiment or modification, All should cover in protection domain of the present utility model.

Because above-mentioned elevator shear wall, hoistway formwork are technologies generally in the art, here is not described.

Claims (3)

1. supporting leg automatic turnover entirety hoisting elevator well operating platform, by supporting leg, support girder, rigid protective platform, steel pipe Crosshead, reserving hole, steel wire rope composition;It is characterized in that:The supporting leg, support girder, rigid protective platform are spelled on ground Dress up one;Jing after tower crane and steel wire rope lifting are in place, steel pipe crosshead is set up on rigid protective platform, so as to form one Firm platform system;During main structure construction, the reserving hole in hoistway wall, supporting leg in rigid protective platform lifting process Automatic turning snaps in reserving hole.
2. supporting leg automatic turnover entirety hoisting elevator well operating platform according to claim 1, it is characterised in that:Described Lower limb is arranged in rectangular-shape, is made up of rotating shaft, pulley, pulley spindle, positioning and locking bearing pin, and pulley is arranged on supporting leg by pulley spindle Upper left corner position, and the upper left corner of supporting leg is machined with 80mm chamferings, and rotating shaft is arranged on the supporting leg total length 3/5 on the right side of pulley spindle Place, positioning and locking bearing pin is arranged on supporting leg lower right corner position.
3. supporting leg automatic turnover entirety hoisting elevator well operating platform according to claim 1, it is characterised in that:Described Support girder supports narrow girder extension type design using the wide girder inserting of support, passes through to support master after the size of needs is adjusted to The bolt of beam bottom tightens fixation.
CN201620910021.1U 2016-08-19 2016-08-19 Automatic convertible integrally lift up elevator shaft operating platform of landing leg CN206110635U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106437123A (en) * 2016-08-19 2017-02-22 中国三冶集团有限公司 Supporting leg automatic turnover type overall lifting elevator well operation platform
CN106988669A (en) * 2017-05-03 2017-07-28 王宏斌 A kind of lifting eyelid retractor of decoration construction
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106437123A (en) * 2016-08-19 2017-02-22 中国三冶集团有限公司 Supporting leg automatic turnover type overall lifting elevator well operation platform
CN106988669A (en) * 2017-05-03 2017-07-28 王宏斌 A kind of lifting eyelid retractor of decoration construction
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

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