CN103015706B - System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft - Google Patents

System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft Download PDF

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Publication number
CN103015706B
CN103015706B CN201310001982.1A CN201310001982A CN103015706B CN 103015706 B CN103015706 B CN 103015706B CN 201310001982 A CN201310001982 A CN 201310001982A CN 103015706 B CN103015706 B CN 103015706B
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China
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steel
hoisting frame
lifting
mould
bolt
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CN201310001982.1A
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Chinese (zh)
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CN103015706A (en
Inventor
李能斌
韦海良
王俊
陈冠东
冯颖
林俊
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广西建工集团第五建筑工程有限责任公司
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Priority to CN201210442584 priority Critical
Priority to CN2012104425849 priority
Priority to CN201210442584.9 priority
Application filed by 广西建工集团第五建筑工程有限责任公司 filed Critical 广西建工集团第五建筑工程有限责任公司
Priority to CN201310001982.1A priority patent/CN103015706B/en
Publication of CN103015706A publication Critical patent/CN103015706A/en
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Publication of CN103015706B publication Critical patent/CN103015706B/en

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Abstract

A system for lifting an elevator shaft mold comprises a lifting frame, a combined shaft mold and a lifting device, wherein the lifting frame is a frame type operation platform which is formed by a base bearing beam, a main beam, a sub beam, an upright, a middle layer beam, a diagonal bracing, a top layer beam and a climbing ladder; through a reserved hole in a bearing beam end part connecting plate, the lifting frame is fixedly connected to an elevator shaft wall by using bearing high-strength bolts and embedded high-strength nuts which are formed on the elevator shaft wall; the combined shaft mold comprises a big steel template and an internal corner mold; through a side end vertical edge channel steel, the big steel template and the internal corner mold are fixed by using assembling bolts and reinforced by internal corner mold hook bolts to form an integral combined shaft mold; through a reserved hole in the lower part of the big steel template, the combined shaft mold is fixed on the elevator shaft wall by using a supporting lug bolt and embedded nuts which are formed on the wall; and the lifting device comprises lifting hoists and inverted hooks. During construction, the lifting hoists are mounted with the big steel template and the lifting frame as a supporting point of one another, so as to lift the lifting frame and the big steel template in sequence; and the lifting frame and the big steel template are lifted when every layer is constructed. The system for lifting the elevator shaft mold, provided by the invention, can be integrally assembled and disassembled and is convenient in construction.

Description

Hoisting elevator hoistway modular system and the method for the construction of elevator hoistways cast-in-situ wall

Technical field

The present invention relates to template in a kind of building operations and hoisting frame and for the method, particularly a kind of hoisting elevator hoistway modular system of cast-in-situ wall construction and the method for the construction of elevator hoistways cast-in-situ wall thereof.

Background technology

In current high-rise building elevator shaft cast-in-situ wall construction, widely use large form and the steel pipe scaffold of bamboo (wood) veneer composition, its circulation material, labour's input amount are comparatively large, and tunnel dimension easily deviation occurs, and speed of application is slow, work efficiency is low.

Summary of the invention

The object of the present invention is to provide a kind of hoisting elevator hoistway modular system and the method for the construction of elevator hoistways cast-in-situ wall, when adopting this hoisting elevator hoistway modular system to carry out the construction of elevator hoistways cast-in-situ wall, the hoistway mould of this hoisting elevator hoistway modular system and hoisting frame upwards can promote with elevator hoistways main structure construction, construction one deck, promote once, ensure to promote to reach, install, adjustment, concreting, the object of the operating mode operations such as dismounting, and elevator hoistways construction quality is guaranteed, speed of application is fast, to solve the problems referred to above that prior art exists.

The technical scheme solved the problem is: a kind of hoisting elevator hoistway modular system, comprise hoisting frame, combined type hoistway mould and lifting appliance, described hoisting frame is by base spandrel girder, girder, secondary beam, column, intermediate layer beam, diagonal brace, the frame type operating platform of top layer beam and cat ladder composition, described hoisting frame adopts load-bearing high-strength bolt to be connected with the pre-buried high-strength nut on elevator shaft body of wall by preformed hole on the junction plate of spandrel girder end thus is fixed on by hoisting frame on elevator hoistways body of wall, every root post of hoisting frame bottom is provided with hoisting frame hanger, template is installed at hoisting frame top and promotes supporting otic placode,

Described combined type hoistway mould comprises steel gang form, inner corner trim mould, form surfacing adopts steel plate, perpendicular stupefied employing channel-section steel, horizontal stupefied employing Two bors d's oeuveres channel-section steel, steel gang form, inner corner trim mould erect stupefied channel-section steel by side and adopt assembled bolt to fix and use inner corner trim mould hook bolt to reinforce integrally combined type hoistway mould, and this combined type hoistway mould adopts the embedded nut on spike bolt and body of wall to be fixed on elevator shaft body of wall by the preformed hole in steel gang form bottom;

Described lifting appliance comprises lifting cucurbit and barb, utilize template and hoisting frame supporting-point each other during lifting, when promoting hoisting frame, promoting cucurbit and being arranged on the template hanger on steel gang form top, when climbing shuttering, promote cucurbit and be arranged on the template lifting supporting otic placode at hoisting frame top.

Its further technical scheme is: the base spandrel girder of described hoisting frame and girder all adopt square steel pipe to make, one end of base spandrel girder has multiple pin hole, the other end of base spandrel girder is welded with one piece of junction plate vertical with base spandrel girder axis, junction plate there is one for installing the preformed hole of load-bearing high-strength bolt, undertaken spacing by pin hole mounting limit pin after during assembling, base spandrel girder stretches into girder, spacer pin adopts latch or bolt.

The column of described hoisting frame adopts steel pipe manufacturing, secondary beam and top layer beam all adopt channel-section steel to make, intermediate layer beam, diagonal brace adopt steel pipe or section steel manufacture, the coupling type cat ladder of cat ladder or the fixed ladder adopting steel pipe, section steel manufacture to become or employing Φ more than 20 reinforcement fabrication one-tenth; During hoisting frame assembling, the main member forming framework adopts and is welded to connect, and is respectively welded with one piece of stiffening rib in column suspension column outer side edges, bottom, top layer beam two ends.

Another related art scheme of the present invention is: a kind of method of elevator hoistways cast-in-situ wall construction, it is characterized in that: the method is the method that the hoisting elevator hoistway modular system utilizing the present invention above-mentioned carries out the construction of elevator hoistways cast-in-situ wall, during lifting construction, utilize steel gang form and the hoisting frame supporting-point each other of combined type hoistway mould, promoted respectively by the steel gang form of hoisting frame and combined type hoistway mould and put in place, one deck of often having constructed promotes once;

It comprises following concrete steps:

A. hoisting frame is marched into the arena installation: adopt tower crane or automobile crane to be lifted in elevator hoistways by hoisting frame, regulating after base spandrel girder stretches into the length of girder is undertaken spacing by pin hole mounting limit pin, then adopts load-bearing high-strength bolt to be connected with the pre-buried high-strength nut on elevator shaft body of wall by preformed hole on the junction plate of base spandrel girder end thus is fixed on by hoisting frame on elevator hoistways body of wall; After hoisting frame fixes, at hoisting frame bottom and middle each layer, section steel purlin be all installed and completely spread steel plate or scaffold floor formation elevator shaft formwork fitting operation platform;

B. model sheetinstallat: first steel gang form lifting is put in place, adopt spike bolt to be connected with the embedded nut on body of wall by preformed hole in steel gang form bottom steel gang form is fixed, then inner corner trim mould is installed, adopt assembled bolt that steel gang form and inner corner trim mould are connected into entirety, and adopt inner corner trim mould hook bolt to reinforce; After the colligation of elevator hoistways wall steel bar is good, pre-buried high-strength nut, embedded nut muscle fixation main with body of wall is installed, installs hoistway exterior sheathing, split bolt is installed steel gang form and exterior sheathing are connected firmly;

C. elevator hoistways cast-in-situ wall concrete construction;

D. hoisting frame promotes: after walls concrete intensity reaches form removal requirement, promoting cucurbit by four is hung on the template hanger on steel gang form top, barb is hooked on hoisting frame lower lift frame hanger, first tighten up slightly and promote cucurbit, then load-bearing high-strength bolt is unloaded, after hoisting frame is at the uniform velocity risen to last layer, load-bearing high-strength bolt is installed and hoisting frame is fixed on elevator hoistways body of wall;

E. combined type hoistway mould promotes: after hoisting frame fixation, the template lifting supporting otic placode being suspended to hoisting frame top is moved by promoting cucurbit, barb is hooked on the template hanger on steel gang form top, unload spike bolt, split bolt and assembled bolt, combined type hoistway mould is made to depart from body of wall with form removal instrument, the steel gang form of combined type hoistway mould is promoted to last layer, steel gang form answers block-by-block to promote, assembled, to correct and fixing.

The further technical characteristic of the method for described elevator hoistways cast-in-situ wall construction is: in the concrete construction of described step C. elevator hoistways cast-in-situ wall: during concreting, adopt and enter mould by chute, build walls concrete and answer layering, symmetry, carry out continuously; Vibrating spear moving interval should be not more than 1.5 times of vibrating spear operating radius, and for making levels concrete be combined into entirety, vibrator should insert lower floor concrete 5 ~ 10cm.

The base spandrel girder of described hoisting frame and girder all adopt square steel pipe to make, one end of base spandrel girder has multiple pin hole, the other end of base spandrel girder is welded with one piece of junction plate vertical with base spandrel girder axis, junction plate has one for installing the preformed hole of load-bearing high-strength bolt; The column of described hoisting frame adopts steel pipe manufacturing, secondary beam and top layer beam all adopt channel-section steel to make, intermediate layer beam, diagonal brace adopt steel pipe or section steel manufacture, the coupling type cat ladder of cat ladder or the fixed ladder adopting steel pipe, section steel manufacture to become or employing Φ more than 20 reinforcement fabrication one-tenth; During hoisting frame assembling, the main member forming framework adopts and is welded to connect, and is respectively welded with one piece of stiffening rib in column suspension column outer side edges, bottom, top layer beam two ends.

The hoisting elevator hoistway modular system of the present invention and there is following beneficial effect for the method for elevator hoistways cast-in-situ wall construction:

1. this hoisting elevator hoistway modular system structure is simple, material is general, can realize self-containedly wholely tearing open, repeat turnover and use, and can connect, change the elevator hoistways requirement to meet the different standard width of a room in an old-style house such as the size of inner corner trim mould from girder by regulating hoisting frame spandrel girder;

2. constructing operation is simple, convenient, can reach the object of the operation such as the operating mode that ensures lifting, installation, adjustment, concreting, dismounting, elevator hoistways construction quality is guaranteed, and speed of application be fast, work efficiency is high.

Be described further to the hoisting elevator hoistway modular system of the present invention and for the technical characteristic of the method for elevator hoistways cast-in-situ wall construction below in conjunction with drawings and Examples.

Accompanying drawing explanation

Fig. 1-1 ~ Fig. 1-2 is the hoisting frame belfry schematic diagram (three-dimensional effect diagram) of the hoisting elevator hoistway modular system of the present invention;

Fig. 1-1: hoisting frame overall structure, Fig. 1-2: hoisting frame understructure;

Fig. 2-1 ~ Fig. 2-3 is hoisting elevator hoistway modular system structural representations of the present invention:

Fig. 2-1: scheme of installation (the C-C sectional view of Fig. 3-1) bottom the hoisting frame of hoisting elevator hoistway modular system;

The B portion partial enlarged drawing of Fig. 2-2: Fig. 2-1;

The D-D sectional view of Fig. 2-3: Fig. 3-1;

Fig. 3-1 ~ Fig. 3-2 is the combined type hoistway mould of hoisting elevator hoistway modular system, hoisting frame and lifting appliance scheme of installation (the A-A sectional view of Fig. 2-1):

Fig. 3-1: be in hoisting frame and promote state, (A-A of Fig. 2-1 one of analyses and observe),

Fig. 3-2: be in steel gang form and promote state, (A-A of Fig. 2-1 analyse and observe two).

In figure:

1-base spandrel girder, 2-girder, 3-secondary beam, 4-column, 5-intermediate layer beam, 6-diagonal brace, 7-top layer beam, 8-cat ladder, 9-hoisting frame hanger, 10-template promotes supporting otic placode, 11-stiffening rib, 12-junction plate, 13-preformed hole, 14-pin hole, 15-spacer pin, 16-load-bearing high-strength bolt, the pre-buried high-strength nut of 17-, 18-steel gang form, 19-inner corner trim mould, 20-erects stupefied, 21-horizontal stroke is stupefied, the assembled bolt of 22-, 23-inner corner trim mould hook bolt, 24-spike bolt, 25-embedded nut, 26-hoistway exterior sheathing, 27-split bolt, 28-template hanger, 29-promotes cucurbit, 30-barb, 31-section steel purlin, 32-steel plate or scaffold floor, 33-cast-in-situ wall, 34-cast-in-situ floor.

Detailed description of the invention

Embodiment one: a kind of hoisting elevator hoistway modular system, as shown in Fig. 1-1 ~ Fig. 3-2, this hoisting elevator hoistway modular system comprises hoisting frame, combined type hoistway mould and lifting appliance, the frame type operating platform that described hoisting frame is made up of base spandrel girder 1, girder 2, secondary beam 3, column 4, intermediate layer beam 5, diagonal brace 6, top layer beam 7 and cat ladder 8, described hoisting frame adopts load-bearing high-strength bolt 16 to be connected with the pre-buried high-strength nut 17 on elevator shaft body of wall by the preformed hole 13 on spandrel girder 1 end junction plate 12 thus is fixed on by hoisting frame on elevator hoistways body of wall;

Described combined type hoistway mould comprises steel gang form 18, inner corner trim mould 19, the form surfacing of steel gang form 18 adopts steel plate, perpendicular stupefied 20 adopt channel-section steel, horizontal stupefied 21 adopt Two bors d's oeuveres channel-section steel, steel gang form 18, inner corner trim mould 19 erect stupefied channel-section steel by side and adopt assembled bolt 22 to fix and use inner corner trim mould hook bolt 23 to reinforce integrally combined type hoistway mould, and this combined type hoistway mould adopts spike bolt 24 to be fixed on elevator shaft body of wall with the embedded nut 25 on body of wall by the preformed hole in steel gang form 18 bottom;

Described lifting appliance comprises lifting cucurbit 29 and barb 30, utilizes steel gang form 18 and the hoisting frame supporting-point each other of combined type hoistway mould during lifting, installs lifting cucurbit 29 and promotes hoisting frame, steel gang form 18 successively; When promoting hoisting frame, promoting cucurbit 29 and being arranged on the template hanger 28 on steel gang form 18 top, when promoting steel gang form, promoting cucurbit 29 and being arranged on the template lifting supporting otic placode 10 at hoisting frame top.

In the present embodiment, the base spandrel girder 1 of described hoisting frame and girder 2 all adopt square steel pipe to make, one end of base spandrel girder 1 has multiple pin hole 14, the other end of base spandrel girder 1 is welded with one piece of junction plate 11 vertical with base spandrel girder 1 axis, junction plate 11 there is one for installing the preformed hole 13 of load-bearing high-strength bolt 16, undertaken spacing by pin hole 14 mounting limit pin 15 after during assembling, base spandrel girder 1 stretches into girder 2, and the size of the base of hoisting frame can be adjusted, spacer pin 14 adopts latch or bolt, every root post of hoisting frame bottom is provided with hoisting frame hanger 9, template is installed at hoisting frame top and promotes supporting otic placode 10,

The column 4 of described hoisting frame adopts steel pipe manufacturing, secondary beam 3 and top layer beam 7 all adopt channel-section steel to make, intermediate layer beam 5, diagonal brace 6 adopt steel pipe or section steel manufacture, cat ladder 8 can be the fixed ladder adopting steel pipe, section steel manufacture to become, and also can be the coupling type cat ladder adopting Φ more than 20 reinforcement fabrication to become; During hoisting frame assembling, the main member forming framework adopts welding manner to connect, and is respectively welded with one piece of stiffening rib 11 in column 4 suspension column outer side edges, bottom, top layer beam 7 two ends.

Be more than one of better embodiment of the present invention, the one as the embodiment of the present invention converts, and the material of described making hoisting frame also can change other shapes into, is as the criterion firmly, conveniently to make, to dismantle.

Embodiment two: a kind of method of elevator hoistways cast-in-situ wall construction.

The method is the method utilizing the hoisting elevator hoistway modular system described in embodiment one to carry out the construction of elevator hoistways cast-in-situ wall, during lifting construction, utilize steel gang form and the hoisting frame supporting-point each other of combined type hoistway mould, by hoisting frame and steel gang form respectively Integral lifting put in place, one deck of often having constructed promotes once; It comprises the following steps:

A. hoisting frame is marched into the arena installation: adopt tower crane or automobile crane to be lifted in elevator hoistways by hoisting frame, regulating after base spandrel girder 1 stretches into the length of girder 2 is undertaken spacing by pin hole 14 mounting limit pin 15, then adopts load-bearing high-strength bolt 16 to be connected with the pre-buried high-strength nut 17 on elevator shaft body of wall by the preformed hole 13 on base spandrel girder 1 end junction plate 12 thus is fixed on by hoisting frame on elevator hoistways body of wall; After hoisting frame fixes, also completely paving steel plate or scaffold floor 32 form elevator shaft formwork fitting operation platform all to install section steel purlin 31 at hoisting frame bottom and middle each layer;

B. combined type hoistway mould is installed: first steel gang form 18 lifting put in place, adopt spike bolt 24 to be connected with the embedded nut 25 on body of wall by preformed hole in steel gang form bottom steel gang form 18 is fixed, then inner corner trim mould 19 is installed, adopt assembled bolt 22 that steel gang form 18 and inner corner trim mould 19 are connected into entirety, and adopt inner corner trim mould hook bolt 23 to reinforce; After the colligation of elevator hoistways wall steel bar is good, pre-buried high-strength nut 17, embedded nut 25 muscle fixation main with body of wall is installed, installs hoistway exterior sheathing 26, split bolt 27 is installed steel gang form 18 and exterior sheathing 26 are connected firmly;

C. elevator hoistways cast-in-situ wall concrete construction: during concreting, should adopt and enter mould by chute.Build walls concrete to answer layering, symmetry, carry out continuously, vibrating spear moving interval should be not more than 1.5 times of vibrating spear operating radius, entirety is combined into for making levels concrete, vibrator should insert lower floor concrete 5 ~ 10cm, when vibrating emphasis notice that reinforcing bar is intensive, the position of hole and built-in fitting, concrete wall build complete after, the reinforcing bar thrown away suitable for reading is arranged;

D. hoisting frame promotes: after walls concrete intensity reaches form removal requirement, promoting cucurbit 29 by four is hung on the template hanger 28 on steel gang form 18 top, barb 30 is hooked on hoisting frame lower lift frame hanger 9, first tighten up slightly and promote cucurbit 29, then load-bearing high-strength bolt 16 is unloaded, after hoisting frame is at the uniform velocity risen to last layer, load-bearing high-strength bolt 16 is installed hoisting frame is fixed on elevator hoistways body of wall;

E. combined type hoistway mould promotes: after hoisting frame fixation, the template lifting supporting otic placode 10 being suspended to hoisting frame top is moved by promoting cucurbit 29, barb 30 is hooked on the template hanger 28 on steel gang form 18 top, unload spike bolt 24, split bolt 27, assembled bolt 22, combined type hoistway mould is made to depart from body of wall with form removal instrument, steel gang form 18 is promoted to last layer, steel gang form answers block-by-block to promote, assembled, to correct and fixing.

The making of described hoisting frame, see embodiment one, repeats no more herein.

Described C. elevator hoistways cast-in-situ wall concrete construction: adopting conventional method to construct, in view of being prior art, also repeating no more herein.

Claims (5)

1. a hoisting elevator hoistway modular system, it is characterized in that: described hoisting elevator hoistway modular system comprises hoisting frame, combined type hoistway mould and lifting appliance, described hoisting frame is by base spandrel girder (1), girder (2), secondary beam (3), column (4), intermediate layer beam (5), diagonal brace (6), the frame type operating platform that top layer beam (7) and cat ladder (8) form, described hoisting frame adopts load-bearing high-strength bolt (16) to be connected with the pre-buried high-strength nut (17) on elevator shaft body of wall by preformed hole (13) on base spandrel girder (1) end junction plate (12) thus is fixed on by hoisting frame on elevator hoistways body of wall, every root post of hoisting frame bottom is provided with hoisting frame hanger (9), template is installed at hoisting frame top and promotes supporting otic placode (10),
Described combined type hoistway mould comprises four pieces of steel gang forms (18), four pieces of inner corner trim moulds (19), the form surfacing of steel gang form (18) adopts steel plate, perpendicular stupefied (20) adopt channel-section steel, horizontal stupefied (21) adopt Two bors d's oeuveres channel-section steel, steel gang form (18), inner corner trim mould (19) erects stupefied channel-section steel by side and adopts assembled bolt (22) to fix and use inner corner trim mould hook bolt (23) to reinforce integrally combined type hoistway mould, this combined type hoistway mould adopts spike bolt (24) to be fixed on elevator shaft body of wall with the embedded nut (25) on body of wall by the preformed hole in steel gang form (18) bottom,
Described lifting appliance comprises lifting cucurbit (29) and barb (30), during lifting, utilize steel gang form and the hoisting frame supporting-point each other of combined type hoistway mould, when promoting hoisting frame, promoting cucurbit (29) is arranged on the template hanger (28) on steel gang form (18) top, when promoting steel gang form, promoting cucurbit (29) and being arranged in template lifting supporting otic placode (10) at hoisting frame top;
The base spandrel girder (1) of described hoisting frame and girder (2) all adopt square steel pipe to make, one end of base spandrel girder (1) has multiple pin hole (14), the other end of base spandrel girder (1) is welded with one piece of junction plate (12) vertical with base spandrel girder (1) axis, junction plate (12) there is one for installing the preformed hole (13) of load-bearing high-strength bolt (16), during assembling, base spandrel girder (1) stretches into girder (2) and is undertaken spacing by pin hole (14) mounting limit pin (15) afterwards, and spacer pin (15) adopts latch or bolt.
2. hoisting elevator hoistway modular system according to claim 1, it is characterized in that: the column (4) of described hoisting frame adopts steel pipe manufacturing, secondary beam (3) and top layer beam (7) all adopt channel-section steel to make, intermediate layer beam (5), diagonal brace (6) adopt steel pipe or section steel manufacture, the coupling type cat ladder of cat ladder (8) or the fixed ladder adopting steel pipe or section steel manufacture to become or employing Φ more than 20 reinforcement fabrication one-tenth; During hoisting frame assembling, the main member forming framework adopts and is welded to connect, and is respectively welded with one piece of stiffening rib (11) in column (4) suspension column outer side edges, top layer beam (7) bottom, two ends.
3. the method for an elevator hoistways cast-in-situ wall construction, it is characterized in that: the method is the method utilizing the hoisting elevator hoistway modular system described in claim 1 to carry out the construction of elevator hoistways cast-in-situ wall, during lifting construction, utilize steel gang form and the hoisting frame supporting-point each other of combined type hoistway mould, promoted respectively by the steel gang form of hoisting frame and combined type hoistway mould and put in place, one deck of often having constructed promotes once;
It comprises following concrete steps:
A. hoisting frame is marched into the arena installation: adopt tower crane or automobile crane to be lifted in elevator hoistways by hoisting frame, regulating after base spandrel girder (1) stretches into the length of girder (2) is undertaken spacing by pin hole (14) mounting limit pin (15), to be then connected with the pre-buried high-strength nut (17) on elevator shaft body of wall by the preformed hole (13) employing load-bearing high-strength bolt (16) on base spandrel girder (1) end junction plate (12) thus to be fixed on by hoisting frame on elevator hoistways body of wall; After hoisting frame fixes, at hoisting frame bottom and middle each layer, section steel purlin (31) be all installed and completely spread steel plate or scaffold floor (32) formation elevator shaft formwork fitting operation platform;
B. combined type hoistway mould is installed: first steel gang form (18) lifting put in place, spike bolt (24) is adopted to be connected steel gang form (18) with the embedded nut (25) on body of wall by the preformed hole in steel gang form bottom fixing, then inner corner trim mould (19) is installed, adopt assembled bolt (22) that steel gang form (18) and inner corner trim mould (19) are connected into entirety, and adopt inner corner trim mould hook bolt (23) to reinforce; After the colligation of elevator hoistways wall steel bar is good, pre-buried high-strength nut (17), embedded nut (25) muscle fixation main with body of wall are installed, install hoistway exterior sheathing (26), split bolt (27) is installed steel gang form (18) and hoistway exterior sheathing (26) are connected firmly;
C. elevator hoistways cast-in-situ wall concrete construction;
D. hoisting frame promotes: after walls concrete intensity reaches form removal requirement, promoting cucurbit (29) by four is hung on the template hanger (28) on steel gang form (18) top, barb (30) is hooked on hoisting frame lower lift frame hanger (9), first tighten up slightly and promote cucurbit (29), then load-bearing high-strength bolt (16) is unloaded, after hoisting frame is at the uniform velocity risen to last layer, load-bearing high-strength bolt (16) is installed and hoisting frame is fixed on elevator hoistways body of wall;
E. combined type hoistway mould promotes: after hoisting frame fixation, cucurbit (29) will be promoted and move template lifting supporting otic placode (10) being suspended to hoisting frame top, barb (30) is hooked on the template hanger (28) on steel gang form (18) top, unload spike bolt (24), split bolt (27) and assembled bolt (22), combined type hoistway mould is made to depart from body of wall with form removal instrument, the steel gang form of combined type hoistway mould is promoted to last layer, steel gang form answers block-by-block to promote, assembled, to correct and fixing.
4. the method for elevator hoistways cast-in-situ wall construction according to claim 3, it is characterized in that: in the concrete construction of described step C. elevator hoistways cast-in-situ wall: during concreting, adopt and enter mould by chute, build walls concrete and answer layering, symmetry, carry out continuously; Vibrating spear moving interval should be not more than 1.5 times of vibrating spear operating radius, and for making levels concrete be combined into entirety, vibrator should insert lower floor concrete 5 ~ 10cm.
5. the method for elevator hoistways cast-in-situ wall construction according to claim 3 or 4, it is characterized in that: the base spandrel girder (1) of described hoisting frame and girder (2) all adopt square steel pipe to make, one end of base spandrel girder (1) has multiple pin hole (14), the other end of base spandrel girder (1) is welded with one piece of junction plate (12) vertical with base spandrel girder (1) axis, junction plate (12) there is one for installing the preformed hole (13) of load-bearing high-strength bolt (16), the column (4) of described hoisting frame adopts steel pipe manufacturing, secondary beam (3) and top layer beam (7) all adopt channel-section steel to make, intermediate layer beam (5), diagonal brace (6) adopts steel pipe or section steel manufacture, cat ladder (8) or employing steel pipe, the fixed ladder that section steel manufacture becomes or the coupling type cat ladder adopting Φ more than 20 reinforcement fabrication to become, during hoisting frame assembling, the main member forming framework adopts and is welded to connect, and is respectively welded with one piece of stiffening rib (11) in column (4) suspension column outer side edges, top layer beam (7) bottom, two ends.
CN201310001982.1A 2012-11-08 2013-01-05 System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft CN103015706B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201210442584 2012-11-08
CN2012104425849 2012-11-08
CN201210442584.9 2012-11-08
CN201310001982.1A CN103015706B (en) 2012-11-08 2013-01-05 System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft

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Application Number Priority Date Filing Date Title
CN201310001982.1A CN103015706B (en) 2012-11-08 2013-01-05 System for lifting elevator shaft mold and construction method for cast-in-place wall of elevator shaft

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CN103015706B true CN103015706B (en) 2015-04-22

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Publication number Priority date Publication date Assignee Title
CN103643794A (en) * 2013-11-19 2014-03-19 江苏沪武建设工程有限公司 Tool type formwork bracing and lifting system in elevator shaft
CN105256989A (en) * 2015-10-27 2016-01-20 山西省第三建筑工程公司 Elevator shaft civil construction movable platform
CN109763658A (en) * 2018-12-24 2019-05-17 中建三局集团有限公司 A kind of support device and its construction method for arrangement material distributing machine in elevator

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