CN103643794A - Tool type formwork bracing and lifting system in elevator shaft - Google Patents
Tool type formwork bracing and lifting system in elevator shaft Download PDFInfo
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- CN103643794A CN103643794A CN201310593415.XA CN201310593415A CN103643794A CN 103643794 A CN103643794 A CN 103643794A CN 201310593415 A CN201310593415 A CN 201310593415A CN 103643794 A CN103643794 A CN 103643794A
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Abstract
The invention relates to a tool type formwork bracing and lifting system in an elevator shaft. The tool type formwork bracing and lifting system in the elevator shaft can brace and lift a formwork and is characterized in that a sizing frame is lifted to a preset position of a constructed floor step by step together with a sizing formwork and a bracing accessory, construction of the inner wall of the whole elevator shaft is finished in sequence, and the tool type formwork bracing and lifting system can be used in elevator shafts of different sizes in a cycled mode. With the method, the tool type formwork bracing and lifting system is easy to manufacture, firm, durable, easy to lift and capable of saving time and labor. A self buckling type supporting manner is adopted, and therefore the tool type formwork bracing and lifting system is safe and reliable. The formwork bracing method is advanced, implementation is convenient, efficiency is high, and construction quality is reliable. The tool type formwork bracing and lifting system can be used in the elevator shafts of the different sizes in the cycled mode, and therefore cost amortization is extremely low.
Description
Technical field: the present invention relates to the construction field of elevator shaft, relate in particular to a kind of elevator shaft inner formword and install and Hoisting System.
Background technology: " elevator shaft inner formword construction method and inner formwork construction support of shaft " is Shenyang BeiFang construction Co., Ltd's application, the patent of Han Yanling, Sun Yalan invention, the patent No. is 200810228870.9.The object of this invention is to solve in the work progress of elevator shaft inwall in the past, and the large problem with wasting the duration of the process difficulty of hoisting elevator well inner formwork construction support, has realized saving engineering time and cost by this invention part.But this invention still exists: 1, on rack platform, also need to set up template framed bent and using and meet the function needs as operation pin hand and shuttering supporting.2, rack platform must be moved the template frame material emptying above it before promoting, and comprises the template framed bent of removing on it; Platform moves back to template frame material after installing again, and this is one and takes very much artificial work.3, construction method for supporting template is original.
Summary of the invention:
Goal of the invention: the invention provides a kind of elevator shaft inner formword and install and Hoisting System, its objective is while solving the construction of elevator shaft inner formword that every layer of needs of framed bent as operation pin hand and shuttering supporting function turn over to tear open and allow its regularization, immobilization, tool; While solving each lifting, template frame material need to be moved and empty and allow them with platform, promote; Optimizing formwork erection mode allows it more can be time saving and energy saving.
Technical scheme: the present invention is achieved by the following technical solution:
1, shaping rack: shaping rack is cuboid, its bottom surface is square, is highly 2 times of bottom side length.Shaping rack adopts angle bar to be welded, and four jiaos of end faces are established lifting suspension ring, and, weldering checkered steel plate is as article carrying platform the bottom surface in, and batten plate full weld is established in four jiaos of bottom surfaces, and batten plate plays reinforcement effect, on while batten plate, establishes hole as junction plate, is connected and fixed expansion link and connects control panel placed in the middle.
2, expansion link: expansion link adopts square Double-head telescopic to form, expansion link is comprised of seamless square tube overcoat, flexible seamless square tube inner sleeve, pullover, spring, spring base, Stroke Control piece, pin.Each support body is joined two square Double-head telescopic bars, be arranged in parallel, and pullover inner bearing rolls along the borehole wall, and expansion link retraction while meeting supporting base, crosses the i.e. auto-extending under spring action of supporting base.
3, control between two parties: shaping rack is placed in the middle in hoistway, except utilize four of expansion link pullover, on the junction plate of the 3rd face of shaping rack, two fixing control panels placed in the middle are installed, on the junction plate of the 4th face of shaping rack, two spring control panels placed in the middle are installed.When support body promotes, support body in middle position, has guaranteed that pullover and supporting head interlocks safely by above eight point control.
4, template backing plate and template rolling collet: template backing plate adopts U-shaped steel plate, Length Ratio shaping rack bottom side length 200mm, width is 210mm, totally four every one of template, be arranged on the outer centering device bearing of shaping rack and expansion link overcoat above, as the backing plate of shelving of template.Mounting method is concordant with shaping rack montant outside apart from concrete wall surface 20mm and one end, installs in turn.Template rolling collet is comprised of round steel ball and steel ball fixed mount, be arranged on the lower bottom part of the lower cross rib of typified form, template rolling collet is placed in U-shaped backing plate, can Free-rolling in U-shaped backing plate, and on steel ball fixed mount, have the fine-tuning formwork elevation measuring of up-down adjustment nut and a verticality, like this template install with demolishing process in very laborsaving convenience.
5, typified form: typified form adopts steel and wood composite template, " L " type shape, minor face is one side of inner corner trim mould, minor face length equals it and adds veneer thickness.The long limit of typified form equals clear hoistway and deducts minor face size, then deducts 2mm, and this 2mm is template breathing compensation, with double faced adhesive tape sponge strip, fills out embedding, and typified form height is standard floor height+30mm.Typified form helps bottom that rolling collet is installed in its bottom rail after making, and installs after rolling collet, and template moves very laborsaving, and rolling collet is placed in U-shaped backing plate, can prevent slippage.
6, supporting base: four supporting base same level absolute altitudes, supporting base adopts the built-in pipe mode of first putting.By the perforate on typified form of same absolute altitude, diameter is with the supporting base diameter of bolt.Built-in pipe internal diameter equals supporting base bolt external diameter, with bolt, in built-in pipe, can extract out and be limited.For making pre-buried position accurate, can utilize supporting base screw rod to use as the split bolt of template.Installation bearing seat again after form removable.Supporting seat is comprised of supporting head, bolt, steel cushion block, nut, wherein supporting head and bolt welding, and supporting head and steel cushion block and wall contact surface are crude.
7, Integral lifting: template is separated concrete relief template against shaping rack, other installs annex and can be placed on shaping rack article carrying platform plate, install and hang up properly hoist cable after supporting base and promoted by tower crane or Chain block, slow decreasing after expansion link height surpasses supporting base, flexible pulloverly block mutually and can solution remove hoist cable with supporting head, the supporting base of available hanging ladder and safety belt dismounting lower floor is stand-by and carry out hoistway sealing with safety net subsequently.
8, tool-type turnover is used
1., shaping rack: according to the elevator hoistways size of normal construction, selected shaping rack bottom side length is 1400mm.Convenient for formwork erection, shaping rack vertical rod and wall spacing are not less than 250mm; Stable for support body, shaping rack vertical rod and wall spacing should be not more than 500mm, are also that to meet tunnel dimension be that arbitrary dimension between 1900mm * 1900mm to 2400mm * 2400mm combines as 2000mm * 2200mm. for the shaping rack of length of side 1400mm
2., expansion link: as long as according to tunnel dimension transposing expansion link overcoat, other all can be according to using.
3., template backing plate: because shaping rack is constant and setting between two parties, the position of centre of gravity of typified form does not have large variation yet, and template backing plate is only adjusted the distance between maintenance and wall, and other do not need to change and can meet the demands.
4., template rolling collet: only have relation with template center of gravity, can have enough to meet the need use completely.
5., supporting base: supporting base only matches with the pullover of expansion link, can have enough to meet the need use completely.
Advantage and effect: the invention provides a kind of tool-type elevator shaft inner formword and install and Hoisting System, this system
1, make simply firm and durable.
2, promote easily, time saving and energy saving.
3, adopt auto-buckled type supporting, safe and reliable.
4, formwork erection method is advanced, implements to facilitate efficiency high reliable construction quality.
5, can in the elevator shaft of different size, have enough to meet the need use, expense amortization is few.
Accompanying drawing explanation:
Fig. 1 is shaping rack front schematic view
Fig. 2 is shaping rack side schematic view
Fig. 3 is expansion link generalized section
Fig. 4 is 12 front schematic view in Fig. 3
Fig. 5 is 14 front and side schematic view in Fig. 3
Fig. 6 is expansion link course of work schematic diagram
Fig. 7 is that shaping rack is controlled schematic diagram between two parties
Fig. 8 is 28,29 detail drawing in Fig. 7
Fig. 9 is template backing plate mounting plane schematic diagram
Figure 10 is typified form assembling floor map
Figure 11 is that typified form installs part plan schematic diagram
Figure 12 is that typified form installs elevational schematic view
Figure 13 is that in Figure 12,42 section amplifies.
The specific embodiment: the present invention will be further described below in conjunction with accompanying drawing:
Shaping rack adopts angle bar to be welded, and vertical rod 1 is ∠ 70 * 70 * 8, and cross tube 2 and sheer pole 4 are ∠ 70 * 70 * 8, and middle cross bar 3 is ∠ 50 * 50 * 5, batten plate 6 12mm steel plate, article carrying platform plate 9 3mm checkered steel plate.Shaping rack bottom surface is square, and the length of side is got 1400mm, is applicable to the hoistway that the high rise elevator length of side is 1900mm～2400mm, allowing like this and between sizing support body and hoistway wall, leaving the spacing of 250～500mm, is convenient to template and props up and tear and be beneficial to support body open and stablize.The height of shaping rack is that 2800mm had so both met support body stability requirement and also can meet the requirement of high-rise standard floor height to shuttering supporting framed bent.
The seamless square tube 80 * 80 * 9～10 of expansion link overcoat 10 use, the seamless square tube 60 * 60 * 10 of telescopic inner sleeve 11 use, the gap between overcoat 10 and inner sleeve 11, the smaller the better at overcoat 10 interior energy free-extension and gap with inner sleeve 11, should not surpass 2mm.Expansion link overcoat 10 length are that parallel expansion link elevator shaft wall length deducts 100mm * 2, and expansion link is fixed on the bottom of shaping rack between two parties by expansion link connector 7.
Stroke Control piece 15 and spring core rod 17 welding, spring core rod 17 is connected by spring core rod pin 18 with spring base 14 by spring core rod pinhole 21, and spring base 14 is fixed on overcoat 10 by spring base pinhole 20 by two spring base pins 16.Telescopic inner sleeve 11 is under the effect of spring 13, and the state in stretching, is 60mm by Stroke Control piece 15 control maximum elongation values all the time; Under the drive promoting at shaping rack, pullover 12 while meeting supporting base 23, telescopic inner sleeve 11 pressurizeds thereby spring 13 retractions, and maximum retraction value is pullover 12 to collide with overcoat 10, pullover 12 slip over the rear telescopic inner sleeve 11 of supporting head 23 auto-extending under spring 13 effects.
Supporting head 23 thickness are 40mm, on supporting head roller bearing 27 expose supporting women's head-ornaments be no more than 5mm, gross thickness is no more than 45mm; Pullover 12 thickness are 40mm, and cover head bearing 19 exposes cover women's head-ornaments 5mm, gross thickness 45mm; Pullover 12 top band 45 degree inclined-planes, guarantee that pullover 12 slip over supporting head 23 smoothly.Supporting head 23 and steel cushion block 25 is crude with elevator shaft wall 22 contact surfaces, and the nut 26 of bolt can screw with two, and expansion link and pullover 12 is squarely to be fixed with shaping rack, so can meet, supports stable needs.
Typified form adopts steel and wood composite template, inner corner trim mould 34 use unequal angle iron ∠ 110 * 70 * 6, vertical rib 32 adopts angle bar ∠ 50 * 32 * 4, cross rib 33 adopts channel-section steel [50 * 37 * 4.5, typified form minor face is long is 110mm+ veneer 31 thickness, the long length of side is that the long size of wall deducts short size dimension and deducts 2mm again, and this 2mm is breathing compensation, with double faced adhesive tape sponge strip, fills out embedding.Typified form height is typical floor height+30mm, and this 30mm is the height lower than floor face at the bottom of template, is beneficial to concrete interface and formwork reinforcement.While meeting nonstandard layer, can on typified form, separately add and install template.
After typified form completes, under its bottom cross rib, two template rolling collets are installed, template rolling collet center line to the distance between center line is 1400mm.Template rolling collet is comprised of round steel ball 41 and steel ball fixed mount 42, and steel ball fixed mount 42 comprises steel ball fixed mount top 46, steel ball fixed mount bottom 47, up-down adjustment nut 45 and connecting screw 44.
Template backing plate 30 can or be welded with steel plate compacting, and length is 1600mm, and width is 210mm, and thickness can be selected according to bottom ribbing situation.Side height is 20～25mm, and side steel plate thickness is 2mm.Template backing plate 30 is arranged on template pad timbering 43, during installation, should allow its center line of length direction substantially overlap with the center line of typified form length, can guarantee like this template rolling collet at the interior Free-rolling of template backing plate 30, do not affect typified form in place with separate.
The pre-buried of the sleeve pipe of bolt 24 should be pre-buried accurate in conjunction with the position of pre-drilled cavity on typified form, if this layer has little deviation, can, by 45 adjusting templates of fine-tuning nut up and down on steel ball fixed mount 42 to same level, allow last layer support 23 levels and not have cumulative errors.The shaping rack that individual layer deviation and expansion link gap cause tilts can not affect formwork erection quality.
The reinforcing of typified form adopts two sleeve pipes, puts inner sleeve 40 exactly in the outside of Screw arbor with nut at both-ends 35, and the length of inner sleeve 40 is greater than wall thickness, and two ends should exceed metope.In the outside of inner sleeve 40, put outer tube 39, the length of outer tube 39 equals wall thickness, can be used as template inner support and uses.The main purpose that adopts two sleeve pipes is that Screw arbor with nut at both-ends 35 can be guaranteed to extract out, facilitates form removal and lifting.After add cross rib 38 be placed on Screw arbor with nut at both-ends 35 above, do not need to bundle like this convenient operation.Buckle subsequently mountain type card 37, fastening with the nut 36 of Screw arbor with nut at both-ends.
When typified form is separated concrete, first open long to top, be equivalent to minor face end points and do circular motion, separate relief it against shaping rack, upper end hitches by clue, install annex and can be placed on shaping rack article carrying platform plate 9, suspension ring 5 are fastened hoist cable and are carried out Integral lifting subsequently.Whether enough native system gross mass, in 1600kg left and right, should consider to promote power, as deficiency can be laid down fractional load before lifting.During lifting, note observing, slowly carry out, control panel bearing 48 placed in the middle and expansion link cover head bearing 19 roll along the borehole wall, when pullover 12, over after supporting head 23, get final product slow decreasing, generally do not need to assist, very convenient.
This tool-type elevator shaft inner formword installs and has enough to meet the need in different size hoistway with Hoisting System while using, and only need to change expansion link overcoat 10 and control panel placed in the middle, adjusts template backing plate 30 positions, transformation of the way typified form, and other all can be according to using.
This tool-type elevator shaft inner formword installs with Hoisting System simple and reasonable, and it is convenient to implement; The advanced efficiency of mode is high; Can have enough to meet the need use, expense amortization is few.
Claims (11)
1. a tool-type elevator shaft inner formword installs and Hoisting System, comprise installing and promoting of template, it is characterized in that: the shaping rack of employing is together with typified form and install annex and hung step by step the predeterminated position that rises to construction floor, complete successively the construction of whole elevator shaft inwall, and can in different size elevator hoistways, have enough to meet the need use.
2. formwork erection according to claim 1 and Hoisting System, is characterized in that: in described method, shaping rack is to be bearing on supporting head (23) by being arranged on pullover (12) of the expansion link of its underpart.
3. formwork erection according to claim 1 and Hoisting System, is characterized in that: in described method, shaping rack is to be bearing on supporting head (23) by being arranged on the control panel fixing placed in the middle (28) of its two bottom sides and pullover (12) that spring control panel placed in the middle (29) is realized expansion link when promoting.
4. formwork erection according to claim 1 and Hoisting System, is characterized in that: in described method, the movement of typified form realizes by template rolling collet.
5. formwork erection according to claim 1 and Hoisting System, is characterized in that: in described method, typified form is by the up-down adjustment nut (45) on typified form bottom steel ball fixed mount (42), to come absolute altitude and the level of fine-tuning template.
6. the shaping rack of applying in formwork erection according to claim 1 and Hoisting System, comprise vertical rod (1), cross tube (2), sheer pole (4), middle cross bar (3), suspension ring (5) and article carrying platform plate (9), it is characterized in that: batten plate (6) is established in four jiaos of the bottom surfaces of shaping rack, and on batten plate (6), establish hole and as expansion link connector (7), is connected bearing (8) with control panel placed in the middle and is connected and fixed respectively expansion link and control panel between two parties.
7. the typified form of applying in formwork erection according to claim 1 and Hoisting System, comprise veneer (31), the vertical rib (32) of template, template cross rib (33), inner corner trim mould (34), it is characterized in that: one side of inner corner trim mould (34) is as the minor face of typified form, and minor face length equals it and adds veneer thickness.The long limit of typified form equals clear hoistway and deducts minor face size and deduct 2mm template breathing compensation again.
8. the expansion link of applying in formwork erection according to claim 2 and Hoisting System, is characterized in that: expansion link is square and Double-head telescopic.
9. the shaping rack of applying in formwork erection according to claim 6 and Hoisting System, is characterized in that: when this shaping rack promotes as hoisting frame, during operation as scaffold, during formwork erection as shuttering supporting framed bent, during loading as article carrying platform.
10. the shaping rack of applying in formwork erection according to claim 9 and Hoisting System, is characterized in that: can in different size elevator hoistways, have enough to meet the need use.
The expansion link of applying in 11. formwork erections according to claim 8 and Hoisting System, is characterized in that: telescopic inner sleeve (11) is to lean on spring (13) auto-extending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310593415.XA CN103643794A (en) | 2013-11-19 | 2013-11-19 | Tool type formwork bracing and lifting system in elevator shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310593415.XA CN103643794A (en) | 2013-11-19 | 2013-11-19 | Tool type formwork bracing and lifting system in elevator shaft |
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| CN103643794A true CN103643794A (en) | 2014-03-19 |
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|---|---|---|---|
| CN201310593415.XA Pending CN103643794A (en) | 2013-11-19 | 2013-11-19 | Tool type formwork bracing and lifting system in elevator shaft |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317205A (en) * | 2014-06-09 | 2016-02-10 | 中建四局第六建筑工程有限公司 | Elevator shaft construction method and used device |
| CN105507580A (en) * | 2016-01-27 | 2016-04-20 | 山东方圆建筑材料有限公司 | Integral lifting type formwork device for an elevator shaft |
| CN106760467A (en) * | 2017-01-23 | 2017-05-31 | 江苏弘盛建设工程集团有限公司 | A kind of vertical hoistway trackless is from the safe cage of lifting self-lock formula |
| 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 |
| CN112627560A (en) * | 2020-12-04 | 2021-04-09 | 中国十九冶集团有限公司 | Horizontal protective structure of elevator shaft |
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| CN2656540Y (en) * | 2003-10-22 | 2004-11-17 | 江海燕 | Telescopic elevator shaft formwork |
| KR20090093544A (en) * | 2008-02-29 | 2009-09-02 | (주)세건이엔지 | System for elevating forms for construction and method for constructing a plurality of walls of building simultaneously using the same |
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| CN202831601U (en) * | 2012-10-17 | 2013-03-27 | 中建三局第一建设工程有限责任公司 | Lifting type structural construction operation platform for elevator shaft |
| CN103015706A (en) * | 2012-11-08 | 2013-04-03 | 广西建工集团第五建筑工程有限责任公司 | System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft |
| CN202850498U (en) * | 2012-11-06 | 2013-04-03 | 中国五冶集团有限公司 | Hydraulic support system used for elevator shaft mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2656540Y (en) * | 2003-10-22 | 2004-11-17 | 江海燕 | Telescopic elevator shaft formwork |
| KR20090093544A (en) * | 2008-02-29 | 2009-09-02 | (주)세건이엔지 | System for elevating forms for construction and method for constructing a plurality of walls of building simultaneously using the same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317205A (en) * | 2014-06-09 | 2016-02-10 | 中建四局第六建筑工程有限公司 | Elevator shaft construction method and used device |
| CN105507580A (en) * | 2016-01-27 | 2016-04-20 | 山东方圆建筑材料有限公司 | Integral lifting type formwork device for an elevator shaft |
| CN106760467A (en) * | 2017-01-23 | 2017-05-31 | 江苏弘盛建设工程集团有限公司 | A kind of vertical hoistway trackless is from the safe cage of lifting self-lock formula |
| 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 |
| CN112627560A (en) * | 2020-12-04 | 2021-04-09 | 中国十九冶集团有限公司 | Horizontal protective structure of elevator shaft |
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Application publication date: 20140319 |