CN105887922B - A kind of method that inwall construction is carried out using truss support device - Google Patents

A kind of method that inwall construction is carried out using truss support device Download PDF

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Publication number
CN105887922B
CN105887922B CN201610243701.7A CN201610243701A CN105887922B CN 105887922 B CN105887922 B CN 105887922B CN 201610243701 A CN201610243701 A CN 201610243701A CN 105887922 B CN105887922 B CN 105887922B
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China
Prior art keywords
truss
support
inwall
construction
truss support
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CN105887922A (en
Inventor
吴炜程
薄峥辉
杨晓凤
范天宇
邵俊华
宋炜卿
尤雪春
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Shanghai No 7 Construction Co Ltd
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Shanghai No 7 Construction Co Ltd
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Priority to CN2015110049682 priority
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/02Retaining or protecting walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/14Bracing or strutting arrangements for formwalls; Devices for aligning forms

Abstract

A kind of truss support device of the present invention and the method using its progress inwall construction, are related to technical field of building construction.For the problem that the construction method of existing armored concrete inwall can not ensure the waterproof quality of underground structure side wall, it is unfavorable for safety and the durability of underground structure.Truss support device is horizontally placed on floor, its side offsets with structural column, and opposite side is offseted by the template of scaffold support system and inwall to be poured;It is bolted successively by several truss elements laterally set, and each truss element is bolted successively by several truss sections along short transverse, and lower truss segmentation bottom is equipped with traveling wheel.Method:Assembled truss support device, makes one side offset with structural column, and build scaffold support system between its opposite side and liner wall form between diaphram wall and structural column;After pouring inwall and reaching desired strength, truss support device is removed;It so repeats, is sequentially completed each construction section.

Description

A kind of method that inwall construction is carried out using truss support device
Technical field
The present invention relates to technical field of building construction, particularly a kind of truss support device and using its carry out underground it is continuous The method of chemise construction within the walls.
Background technology
With the fast development of construction industry, building construction technology is also constantly being reformed, and more and more Super Highs occurs Building, huge ultradeep foundation pit.Although there has been related building field in the country research of certain depth, engineering project Different, construction restrictive condition is different, therefore, it is necessary to take to have targetedly measure and method under different conditions, Expected construction quality effect can be reached.
Design is gone along with sb. to guard him in ultra-large type engineering project, mostly using building enclosure of the diaphram wall as earth-retaining sealing, Armored concrete inwall or brick inwall are used on the inside of diaphram wall.Since underground structure and diaphram wall settle not One, in order to ensure later stage waterproof effect and meet construction period, often inwall lags behind other Underground Constructions, at this point, If according to conventional construction method, the side form support system of armored concrete inwall need to be with reference to the mould of vertical concrete structure Plate support system, that is to say, that, it is necessary to single head split bolt is set on armored concrete inwall for formwork drawknot, because This, above-mentioned conventional construction method can not ensure the waterproof quality of underground structure side wall, virtually increase follow-up maintenance maintenance cost With moreover, the safety, durability to underground structure are particularly disadvantageous.
Therefore, a kind of construction party of diaphram wall inwall that can ensure underground structure waterproof quality how is designed Method and corresponding device become the technical barrier that those skilled in the art face.
Invention content
It can not ensure the waterproof quality of underground structure side wall for the construction method of existing armored concrete inwall, no Conducive to underground structure safety and durability the problem of.The object of the present invention is to provide a kind of truss support device and utilize it The method for carrying out inwall construction, can resist inwall pour smash during caused by lateral pressure and concrete lateral pressure is passed It is handed in structural column and floor, ensure that the integrality of inwall wall, and then ensure that the structure of armored concrete inwall Quality and waterproof requirement.
The technical solution adopted by the present invention to solve the technical problems is:It is a kind of to carry out inwall using truss support device The method of construction, step are as follows:
First, after diaphram wall and underground engineering main structure construction are completed and reach the intensity of design requirement, in institute The assembled truss support device between diaphram wall and structural column is stated, and the truss support device is horizontally placed on underground On the floor of structure, the truss support device is bolted successively by several truss elements laterally set, each purlin Frame unit is bolted successively by several truss sections along short transverse, wherein, positioned at the bottom of the truss sections of lower part Equipped with several traveling wheels, the side and the structural column for making the truss support device offset, and in the truss support device Opposite side and inwall to be poured template between build scaffold support system so that the one of the scaffold support system Side offsets with the template, and opposite side offsets with the truss support device;
2nd, the concrete structure of inwall is poured, after the inwall reaches the intensity of design requirement, removes the purlin Rack supporting device;
3rd, it repeats the above steps one to two, pours each construction section for completing the inwall successively.
Preferably, in the step 1, the scaffold support system be steel tube fastener formula supporting rack, the scaffold branch One end of the horizontal shore (shoring) steel pipe of support body system is supported in the template of the inwall to be poured, and the other end is supported in the purlin The center of the rod piece of rack supporting device.
Preferably, it is connected on the rod piece of the close scaffold support system side of the truss support device several Reinforcing bar section, one end of the horizontal shore (shoring) steel pipe are directed at the reinforcing bar section and set up.
Preferably, the other end of the horizontally-supported steel pipe is equipped with adjustable rest, and the adjustable rest is treated with described The template for pouring inwall offsets.
Effect of the invention is that:
First, truss support device of the invention is bolted successively by several truss elements laterally set, each purlin Frame unit is bolted again by several truss sections along short transverse so that truss support device is convenient for disassembly and assembly, material week Turn utilization rate height, reduce project cost;Traveling wheel is equipped with positioned at the truss sections bottom of lower part, on construction ground interior movement side Just and securely and reliably, improve work efficiency;Particular, it is important that the side of truss support device and separate diaphram wall Structural column offset, opposite side is offseted by the template of scaffold support system and inwall to be poured so that the truss support Device become inwall side form supporting rack stress basis, can resist inwall pour smash during caused by lateral pressure, and Concrete lateral pressure is transferred in structural column and floor, so as to ensure construction safety, moreover, the truss support device substitutes often Inwall support construction is advised, without the setting single head split bolt on inwall, ensure that the integrality of inwall wall, and then It ensure that the architecture quality and waterproof requirement of armored concrete inwall.
2nd, the method that inwall construction is carried out using truss support device of the invention, truss support device is set to Between diaphram wall and structural column, and scaffold support system is set up between truss support device and diaphram wall, made It obtains the side of truss support device and the structural column far from diaphram wall offsets, opposite side is by scaffold support system with treating The template for pouring inwall offsets, and the truss support device becomes the stress basis of inwall side form supporting rack to be poured as a result, Can resist inwall pour smash during caused by lateral pressure, and concrete lateral pressure is transferred in structural column and floor, So as to ensure construction safety, it is seen then that implement the method for inwall construction using the truss support device, be not only able to reduce construction Difficulty improves construction efficiency, constructs relative to common framed bent side form, and engineering cost is substantially reduced;Moreover, this method avoids Unidirectional split bolt on inwall is set, has ensured the architecture quality and waterproof requirement of inwall.It in addition it is noted that should Method is also applied for the construction of the inverse one side formwork concrete board wall of sleeve configuration.
Description of the drawings
Fig. 1 is the structure diagram of the truss support device of one embodiment of the invention;
Fig. 2 is the A-A sectional views of Fig. 1;
Fig. 3 is that the truss support device of one embodiment of the invention is applied to the vertical view of inwall construction;
Fig. 4 is that the truss support device of one embodiment of the invention is applied to the side view of inwall construction.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of truss support device proposed by the present invention and using in its progress The method of chemise construction is described in further detail.According to following explanation and claims, advantages and features of the invention will It becomes apparent from.It should be noted that attached drawing is using very simplified form and uses non-accurate ratio, only to convenient, bright The purpose of the embodiment of the present invention is aided in illustrating clearly.For sake of convenience, described below " on ", " under " upper and lower with attached drawing Direction it is consistent, but this can't be the limitation of technical solution of the present invention.
Embodiment one:Illustrate the truss support device 10 of the present invention with reference to Fig. 1 to Fig. 4, it is horizontally placed on underground structure Floor 6 on, the side of truss support device 10 and the structural column 4 of underground structure offset, and opposite side passes through scaffold support System 20 and the template 30 of 1 inside inwall 2 to be poured of diaphram wall offset;Specifically, as shown in Figure 1, the present embodiment According to the span between structural column 4 and the stress of truss support device 10, by above-mentioned truss support device 10 along level side To being divided into three truss elements 11, and two neighboring truss element 11 is bolted, meanwhile, as shown in Fig. 2, according to concrete The stress of vertical load distribution and truss support device 10 when pouring, each truss element 11 is divided along short transverse For three truss sections 11a, 11b, 11c, and two neighboring truss sections are bolted, wherein, the truss sections positioned at lower part The bottom of 11a is equipped with several traveling wheels, can be dragged by mechanical trolley to corresponding construction location, superposed vertical section 11b, 11c can be moved and be assembled by fork truck.Pass through welding between rod piece in above-mentioned truss sections 11a, 11b, 11c It is fixed.
The truss support device 10 of the present invention is bolted successively by several truss elements 11 laterally set, each purlin Frame unit 11 is bolted again by several truss sections 11a, 11b, 11c along short transverse so that truss support device 10 Convenient for disassembly and assembly, material turnover utilization rate is high, reduces project cost;Traveling wheel is equipped with positioned at the truss sections 11a bottoms of lower part, Interior conveniently moving and safe and reliable on construction ground, improves work efficiency;Particular, it is important that truss support device 10 Side offsets with the structural column 4 far from diaphram wall 1, and opposite side passes through scaffold support system 20 and inwall 2 to be poured Template 30 offset so that the truss support device 10 become 2 side form supporting rack of inwall stress basis, liner can be resisted Wall 2, which pours, smashes generated lateral pressure, and concrete lateral pressure is transferred in structural column 4 and floor 6 in the process, is applied so as to ensure Work safety, moreover, the truss support device 10 substitutes conventional inwall support construction, without setting single head on inwall to drawing Bolt, ensure that the integrality of inwall wall, and then ensure that the architecture quality of armored concrete inwall and waterproof will It asks.
Further, the equal full weld end socket steel plate in the end of two neighboring truss sections 11a, 11b, 11c stitching position is (in figure not Show), moreover, adjacent two blocks of end socket steel plates are bolted.Connected between truss sections 11a, 11b, 11c by end socket steel plate bolt It is connected together, it is not only convenient for disassembly and assembly, and also connection is more secured, and structure is safe and reliable.
Please continue to refer to Fig. 1 and Fig. 2, above-mentioned truss element 11 is several transverse bar members made of H profile steel, vertical bar The cuboid framework structure that part and several angularly disposed contact channel steel 11' are spliced, moreover, two neighboring truss list The vertical bar 12 of first 11 stitching positions is made of Two bors d's oeuveres H profile steel (the identical shaped steel of Two bors d's oeuveres i.e. two specification welds together), The transverse bar member 14 of stitching position is made of Two bors d's oeuveres channel steel.Above structure so that the transverse bar member of truss support device 10 and perpendicular The stress truss and the contact surface power transmission of scaffold support system 20 formed to rod piece is more reasonable, contacts channel steel 11' and Two bors d's oeuveres The power transmission truss that channel steel is formed is secured with stress truss welding, with the concrete lateral pressure generated when ensureing that inwall 2 is poured and smash It can be transferred in structural column 4 and floor 6 by 11 safety of truss element;Moreover, the truss support being made of H profile steel and channel steel 10 overall stiffness of device is big, stability is good, it can be ensured that the verticality of 2 concrete structure of inwall, surface smoothness, Yi Jifang The construction requirements such as water quality in addition, work surface needed for the truss support device 10 is fewer than common framed bent, is conducive to field and holds field looks Dynamic manages.
As depicted in figs. 1 and 2, since 10 length of truss support device is longer, to prevent in its loading process, because span centre is curved Square is excessive and causes whole destruction, and two need to be set along the side of the separate diaphram wall 1 of truss support device 10 by H profile steel Manufactured diagonal brace 15, the top of diagonal brace 15 and truss element 11 are affixed, the square steel plate 16 of bottom end welding of diagonal brace 15, the steel plate 16 are anchored in floor 6 by several expansion bolts.
Embodiment two:The length of 1 inwall 2 of diaphram wall of general especially big & deep basement is longer, therefore, needs edge Length direction is divided into several construction sections (being advisable with column net axis spacing), and each section of inwall 2 applies respectively, with reference to Fig. 3 Illustrate the method that inwall construction is carried out using truss support device of the present invention with Fig. 4, be as follows:
First, after diaphram wall 1 and underground engineering main structure construction are completed and reach the intensity of design requirement, according to Cross construction is disposed, and in the waterproof thermal-insulated paving of corresponding construction section progress, reinforcing bar is bound, drainage system is pre-buried, steel plate for sealing water is buried Wait work;Truss support device 10 is dragged to assembly is carried out between diaphram wall 1 and structural column 4 with mechanical trolley, makes purlin The side of rack supporting device 10 offsets with structural column 4, and truss support device 10 opposite side and inwall 2 template 30 it Between build scaffold support system 20 so that the side of scaffold support system 20 offsets with template 30, opposite side and truss branch Support arrangement 10 offsets;
2nd, the concrete structure of inwall 2 is poured by casting and compacting of concrete mouth 3, treats that inwall 2 reaches the strong of design requirement After degree, truss support device 10 is removed;
3rd, it repeats the above steps one to two, pours each construction section for completing inwall 2 successively.
The method that inwall construction is carried out using truss support device of the present invention, is set to ground by truss support device 10 Between lower diaphragm wall 1 and structural column 4, and scaffold support system is set up between truss support device 10 and diaphram wall 1 20 so that the side of truss support device 10 offsets with the structural column 4 far from diaphram wall 1, and opposite side passes through scaffold branch Support body system 20 and the template 30 of inwall 2 to be poured offset, and the truss support device 10 becomes 2 side of inwall to be poured as a result, The stress basis of mould supporting rack, can resist inwall 2 pour smash during caused by lateral pressure, and concrete lateral pressure is passed It is handed in structural column 4 and floor 6, so as to ensure construction safety, it is seen then that implement inwall 2 using the truss support device 10 and apply The method of work is not only able to reduce difficulty of construction, improves construction efficiency, constructs relative to common framed bent side form, engineering cost It is substantially reduced;Moreover, this method avoids setting unidirectional split bolt on inwall 2, ensured the architecture quality of inwall 2 with And waterproof requirement.In addition it is noted that this method is also applied for the construction of the inverse one side formwork concrete board wall of sleeve configuration.
In above-mentioned steps one, scaffold support system 20 be steel tube fastener formula supporting rack, the water of scaffold support system 20 One end of flat-top support steel pipe 21 is supported in the template 30 of inwall 2, and the other end is supported in the rod piece of truss support device 10 Center, can be by scaffold support system 20 and truss branch with the concrete lateral pressure generated when ensureing that inwall 2 is poured and smash 10 safety of support arrangement is transferred in structural column 4 and floor 6.
Preferably, since the tail support of horizontal shore (shoring) steel pipe 21 in scaffold support system 20 is in truss support device 10 Rod piece on, it is affixed on the rod piece of 20 side of close scaffold support system of truss support device 10 to prevent its slippage Several reinforcing bar section (not shown)s, one end alignment reinforcing bar section of horizontal shore (shoring) steel pipe 21 are set up.
In addition, the other end of horizontally-supported steel pipe 21 is equipped with adjustable rest 22, rest 22 and liner to be poured is adjusted The template 30 of wall 2 offsets so that carries out fastening adjustment by adjustable rest 22 between horizontal shore (shoring) steel pipe 21 and template 30.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to right.

Claims (4)

1. a kind of method that inwall construction is carried out using truss support device, step are as follows:
First, after diaphram wall and underground engineering main structure construction are completed and reach the intensity of design requirement, described The lower truss support device assembled between diaphragm wall and structural column, and the truss support device is horizontally placed on underground structure Floor on, the truss support device is bolted successively by several truss elements laterally set, each truss list Member is bolted successively by several truss sections along short transverse, wherein, it is equipped with positioned at the bottom of the truss sections of lower part Several traveling wheels, the side and the structural column for making the truss support device offset, and in the another of the truss support device Build scaffold support system between the template of side and inwall to be poured so that the side of the scaffold support system with The template offsets, and opposite side offsets with the truss support device;
2nd, the concrete structure of inwall is poured, after the inwall reaches the intensity of design requirement, removes the truss branch Support arrangement;
3rd, it repeats the above steps one to two, pours each construction section for completing the inwall successively.
2. the method according to claim 1 that inwall construction is carried out using truss support device, it is characterised in that:It is described In step 1, the scaffold support system be steel tube fastener formula supporting rack, the horizontal shore (shoring) steel of the scaffold support system One end of pipe is supported in the template of the inwall to be poured, and the other end is supported in the rod piece of the truss support device Center.
3. the method according to claim 2 that inwall construction is carried out using truss support device, it is characterised in that:It is described Truss support device is connected with several reinforcing bar sections, the horizontal shore (shoring) on the rod piece of the scaffold support system side One end of steel pipe is directed at the reinforcing bar section and sets up.
4. the method that inwall construction is carried out using truss support device according to Claims 2 or 3, it is characterised in that: The other end of the horizontal shore (shoring) steel pipe is equipped with adjustable rest, the template of the adjustable rest and the inwall to be poured It offsets.
CN201610243701.7A 2015-12-28 2016-04-19 A kind of method that inwall construction is carried out using truss support device Active CN105887922B (en)

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CN201511004968 2015-12-28
CN2015110049682 2015-12-28

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CN105887922B true CN105887922B (en) 2018-06-22

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106437746A (en) * 2016-10-10 2017-02-22 中国水利水电第十四工程局有限公司 Construction method and construction device of underground cavity high-side wall facing concrete

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040019501A (en) * 2002-08-28 2004-03-06 홍창모 divided supporter structure for supporting a mould for forming a concrete united wall and method of forming a concrete united wall using the divided supporter structure
CN201588207U (en) * 2009-07-21 2010-09-22 中冶天工建设有限公司 Concreting device at construction joints
CN202596743U (en) * 2012-06-14 2012-12-12 中交四航局第一工程有限公司 Formwork trolley for underground tunnel pull-rod-free side wall construction
CN103628486A (en) * 2013-11-27 2014-03-12 上海建工七建集团有限公司 Later-construction method for inner wall of basement
CN204662952U (en) * 2015-05-25 2015-09-23 中建五局土木工程有限公司 A kind of self-propelled tool single side formwork formwork system
CN204780994U (en) * 2015-06-11 2015-11-18 中建一局集团第六建筑有限公司 Underground continuous wall inwall construction structures

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040019501A (en) * 2002-08-28 2004-03-06 홍창모 divided supporter structure for supporting a mould for forming a concrete united wall and method of forming a concrete united wall using the divided supporter structure
CN201588207U (en) * 2009-07-21 2010-09-22 中冶天工建设有限公司 Concreting device at construction joints
CN202596743U (en) * 2012-06-14 2012-12-12 中交四航局第一工程有限公司 Formwork trolley for underground tunnel pull-rod-free side wall construction
CN103628486A (en) * 2013-11-27 2014-03-12 上海建工七建集团有限公司 Later-construction method for inner wall of basement
CN204662952U (en) * 2015-05-25 2015-09-23 中建五局土木工程有限公司 A kind of self-propelled tool single side formwork formwork system
CN204780994U (en) * 2015-06-11 2015-11-18 中建一局集团第六建筑有限公司 Underground continuous wall inwall construction structures

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