CN112359873A - Construction method of guide wall with haunch structure - Google Patents
Construction method of guide wall with haunch structure Download PDFInfo
- Publication number
- CN112359873A CN112359873A CN202011282357.5A CN202011282357A CN112359873A CN 112359873 A CN112359873 A CN 112359873A CN 202011282357 A CN202011282357 A CN 202011282357A CN 112359873 A CN112359873 A CN 112359873A
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- China
- Prior art keywords
- guide wall
- template
- haunching
- bottom plate
- construction method
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/04—Making large underground spaces, e.g. for underground plants, e.g. stations of underground railways; Construction or layout thereof
Abstract
The invention relates to a construction method of a guide wall with an armpit structure, which comprises the following steps: after the bottom plate reinforcing steel bars are constructed, providing an haunching template, and supporting the haunching template in an inclined manner on the bottom plate reinforcing steel bars, so that the haunching template is supported at the arrangement position of the haunching structure; providing a guide wall template, supporting the guide wall template on the haunching template and fixedly connecting the guide wall template with the haunching template, so that the guide wall template is vertically arranged; providing a fastener, penetrating the fastener through the haunching template and extending into the bottom plate steel bar, fixedly connecting the fastener with the corresponding bottom plate steel bar, and fixedly connecting the fastener with the haunching template; and pouring concrete of the bottom plate to form a bottom plate structure, pouring concrete to the inner sides of the haunching template and the guide wall template to form a guide wall with the haunching structure, wherein the guide wall is positioned on the bottom plate structure. When concrete is poured, the haunching template and the guide wall template are not easy to shift, so that the forming quality of the guide wall with the haunching structure can be ensured.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a construction method of a guide wall with an armpit structure.
Background
At present, rail transit such as subway has become one of the main development directions of the modern city construction of our country.
The cast-in-place concrete structure formwork project of the subway station is generally formed by splicing wood formworks, and the construction is more remarkable by adopting the wood formworks when a guide wall position with an armpit structure is constructed. In actual plank sheathing, concrete engineering work progress, because plank sheathing self steadiness is relatively poor, bearing capacity is lower, when the unsatisfied requirement of installation reinforcement, the plank sheathing piece position very easily appears great wrong platform, appears warping easily during concrete placement for the fashioned wall position of leading takes place the slope easily and leads to structure clearance size to change. Due to the structural form of the haunching structure, the construction difficulty which is common and difficult to control can be met when the wood formwork is used for construction, and the construction efficiency is greatly influenced if the wood formwork splicing and installing process of the guide wall with the haunching structure is complex and difficult, and the guide wall is difficult to dismantle and takes long when being dismantled.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a construction method of a guide wall with an armpit structure, so as to solve the problems that the forming position of the guide wall is easy to incline and the wood formwork is difficult to splice and difficult to dismantle due to the fact that the existing wood formwork of the guide wall with the armpit structure is easy to stagger.
In order to achieve the purpose, the invention provides a construction method of a guide wall with an armpit structure, which comprises the following steps:
after the bottom plate reinforcing steel bars are constructed, providing an haunching template, obliquely supporting the haunching template on the bottom plate reinforcing steel bars, and supporting the haunching template at the arrangement position of the haunching structure;
providing a guide wall template, erecting the guide wall template on the haunched template and fixedly connecting the guide wall template with the haunched template, so that the guide wall template is vertically arranged;
providing a fastener, penetrating the fastener through the haunching template and extending into the bottom plate steel bar, fixedly connecting the fastener with the corresponding bottom plate steel bar, and fixedly connecting the fastener with the haunching template;
and pouring concrete of the bottom plate to form a bottom plate structure, pouring concrete to the inner sides of the haunching formwork and the guide wall formwork to form a guide wall with the haunching structure, wherein the guide wall is positioned on the bottom plate structure.
The haunching template and the guide wall template are respectively arranged at the arrangement position corresponding to the haunching structure and the arrangement position of the guide wall, and the haunching template is fixedly connected to the bottom plate steel bar through the fastener, so that the guide wall template is also fixed. Add armpit template and lead the wall template and be difficult to shift when concreting to can ensure to add the armpit structure and lead the shaping quality of wall, because add armpit template and lead the wall template and be fixed connection, can demolish armpit template and lead the wall template wholly, avoid the big and difficult problem of demolising of the wooden form concatenation degree of difficulty.
The construction method of the guide wall with the haunching structure is further improved in that a reinforcing structure is arranged at the top of the provided guide wall template, and a through groove is formed in the top of the reinforcing structure; the construction method further comprises the following steps:
after the guide wall formworks are erected, a pulling piece is provided, and the pulling piece is clamped in the through grooves of the two oppositely arranged guide wall formworks so as to realize the fastening connection of the two oppositely arranged guide wall formworks.
The construction method of the guide wall with the haunching structure is further improved in that a reinforcing structure is arranged at the top of the provided guide wall template, and a through groove is formed in the top of the reinforcing structure; the construction method further comprises the following steps:
before the guide wall template is erected, guide wall reinforcing steel bars are arranged at the positions of the guide walls;
after the guide wall template is erected, providing a fixing piece, clamping the fixing piece into the through groove of the guide wall template, and extending the fixing piece into the guide wall reinforcing steel bars and fixedly connecting the fixing piece with the corresponding guide wall reinforcing steel bars.
The construction method of the guide wall with the haunch structure is further improved in that the haunch template and the guide wall template are vertically provided with connecting frames around; the construction method further comprises the following steps:
when the haunching template and the guide wall template are erected, the adjacent guide wall template and the haunching template are connected through the connecting frame.
The construction method of the guide wall with the haunching structure is further improved in that the construction method further comprises the following steps:
the outsides of the haunched template and the guide wall template are also provided with a plurality of transverse rib plates and a plurality of longitudinal rib plates which are arranged in a transverse and longitudinal staggered manner.
The construction method of the guide wall with the haunching structure is further improved in that the construction method further comprises the following steps:
the fasteners are located at the four corners of the haunch template.
Drawings
Fig. 1 is a schematic structural view of an axillary corner template and a guide wall template in the construction method of the guide wall with the axillary structure.
Fig. 2 is a schematic view of a main structure of a station for use in the construction method of the guide wall with the haunched structure according to the present invention.
Fig. 3 is a partially enlarged schematic view of fig. 2.
In the figure: the reinforced wall comprises an armpit template-1, through holes-11, a connecting frame-12, a guide wall template-2, a reinforcing structure-21, a through groove-211, an armpit structure-3, a guide wall-4, a transverse rib plate-6 and a longitudinal rib plate-7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a construction method of a guide wall with an armpit structure, which is used for pouring the guide wall with the armpit structure. The haunching template and the guide wall template are respectively arranged at the arrangement position corresponding to the haunching structure and the arrangement position of the guide wall, and the haunching template is fixedly connected to the bottom plate steel bar through the fastener, so that the guide wall template is also fixed. Add armpit template and lead the wall template and be difficult to shift when concreting to can ensure to add the armpit structure and lead the shaping quality of wall, because add armpit template and lead the wall template and be fixed connection, can demolish armpit template and lead the wall template wholly, avoid the big and difficult problem of demolising of the wooden form concatenation degree of difficulty.
The construction method of the guide wall with the haunch structure according to the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1, there is shown a schematic structural view of a construction method of a guide wall with an armpit structure according to the present invention. In this embodiment, a method for constructing a guide wall with an armpit structure includes the following steps:
after the bottom plate steel bars are constructed, providing an haunching template 1, obliquely supporting the haunching template 1 on the bottom plate steel bars, and supporting the haunching template 1 at the arrangement position of the haunching structure 3;
providing a guide wall template 2, erecting the guide wall template 2 on the haunching template 1 and fixedly connecting the guide wall template 2 with the haunching template 1, so that the guide wall template 2 is vertically arranged;
providing a fastener, penetrating the fastener through the haunching formwork 1 and extending into the bottom plate steel bar, fixedly connecting the fastener with the corresponding bottom plate steel bar, and fixedly connecting the fastener with the haunching formwork 1;
pouring concrete of a bottom plate to form a bottom plate structure, pouring concrete to the inner sides of the haunching formwork 1 and the guide wall formwork 2 to form a guide wall 4 with a haunching structure 3, wherein the guide wall 4 is located on the bottom plate structure.
According to the construction method, the haunching template 1 and the guide wall template 2 are respectively arranged at the setting position corresponding to the haunching structure 3 and the setting position corresponding to the guide wall 4, and the haunching template 1 is fixedly connected to the bottom plate steel bar through the fastening piece, so that the guide wall template 2 is fixed. Add armpit template 1 and lead wall template 2 and be difficult to shift when concreting to can ensure to add the shaping quality of armpit structure 3 and lead wall 4, because add armpit template 1 and lead wall template 2 and be fixed connection, can demolish and add armpit template 1 and lead wall template 2 wholly, avoid the big and difficult problem of demolising of the wooden template concatenation degree of difficulty.
Referring to fig. 1, 2 and 3, in the present embodiment, a reinforcing structure 21 is provided on the top of the guide wall form 2, and a through groove 211 is provided on the top of the reinforcing structure 21; the construction method also comprises the following steps:
after the guide wall formworks 2 are erected, a pulling piece is provided, and the pulling piece is clamped in the through grooves 211 of the two oppositely arranged guide wall formworks 2 so as to realize the fastening connection of the two oppositely arranged guide wall formworks 2. When the arrangement position of the haunching structure 3 is positioned at the two sides of the arrangement position of the guide wall 4, the two guide wall templates 2 which are oppositely arranged are fastened and connected through the pulling piece, so that the guide wall templates 2 are prevented from shifting to influence the forming quality of the guide wall 4 when concrete is poured.
Referring to fig. 1, 2 and 3, further, a reinforcing structure 21 is provided on the top of the guide wall formwork 2, and a through groove 211 is provided on the top of the reinforcing structure 21; the construction method also comprises the following steps:
before the guide wall template 2 is erected, reinforcing steel bars of the guide wall 4 are arranged at the position of the guide wall 4;
after the guide wall formwork 2 is erected, a fixing piece is provided, the fixing piece is clamped into the through groove 211 of the guide wall formwork 2, and the fixing piece extends into the guide wall 4 steel bars and is fixedly connected with the corresponding guide wall 4 steel bars. When the setting position of the haunching structure 3 is only located at the setting position side of the guide wall 4, the guide wall template 2 and the corresponding guide wall 4 steel bar are fixedly connected through the fixing piece, so that the guide wall template 2 is prevented from shifting to influence the forming quality of the guide wall 4 when concrete is poured.
Referring to fig. 1, further, a connecting frame 12 is vertically arranged around each of the provided haunching template 1 and the guide wall template 2; the construction method also comprises the following steps:
when the haunching template 1 and the guide wall template 2 are erected, the adjacent guide wall template 2 and the haunching template 1 are connected through the connecting frame 12.
Referring to fig. 1, in this embodiment, the construction method further includes the following steps:
the outsides of the haunched template 1 and the guide wall template 2 are also provided with a plurality of transverse rib plates 6 and a plurality of longitudinal rib plates 7 which are arranged in a transverse and longitudinal staggered manner. Preferably, the haunching template 1 and the guide wall template 2 are steel plates, and the rigidity and the strength of the haunching template 1 and the guide wall template 2 are enhanced through the plurality of transverse rib plates 6 and the plurality of longitudinal rib plates 7, so that the phenomenon that the haunching template 1 and the guide wall template 2 are displaced to influence the forming quality of the haunching structure 3 and the guide wall 4 when concrete is poured is avoided.
Referring to fig. 1, further, the construction method further includes the following steps:
the fasteners are provided at the four corners of the haunch template 1.
Preferably, through holes 11 are formed at four corners of the axillary template 1, the fasteners are screws and penetrate through the corresponding through holes 11, a plurality of nuts are provided, the nuts are screwed on the fasteners and clamp and fix the axillary template at two sides of the axillary template, and thus the axillary template is mounted and fixed on the fasteners.
By adopting the technical scheme, the invention has the following beneficial effects:
the haunching template and the guide wall template are respectively arranged at the arrangement position corresponding to the haunching structure and the arrangement position of the guide wall, and the haunching template is fixedly connected to the bottom plate steel bar through the fastener, so that the guide wall template is also fixed. Add armpit template and lead the wall template and be difficult to shift when concreting to can ensure to add the armpit structure and lead the shaping quality of wall, because add armpit template and lead the wall template and be fixed connection, can demolish armpit template and lead the wall template wholly, avoid the big and difficult problem of demolising of the wooden form concatenation degree of difficulty. Add armpit template and lead the wall template and be difficult to bond the concrete for the steel sheet drawing of patterns back and avoided the wooden form to cause the problem of concrete pitted surface easily, moreover because the rigidity of steel sheet is big for fixed fastness is stronger, is difficult to the aversion. Need punch to the plank sheathing among the prior art, and this application adopts bolt hole and bolt zonulae occludens's cooperation mode, has avoided the problem of concrete seepage.
Claims (6)
1. A construction method of a guide wall with an armpit structure is characterized by comprising the following steps:
after the bottom plate reinforcing steel bars are constructed, providing an haunching template, obliquely supporting the haunching template on the bottom plate reinforcing steel bars, and supporting the haunching template at the arrangement position of the haunching structure;
providing a guide wall template, erecting the guide wall template on the haunched template and fixedly connecting the guide wall template with the haunched template, so that the guide wall template is vertically arranged;
providing a fastener, penetrating the fastener through the haunching template and extending into the bottom plate steel bar, fixedly connecting the fastener with the corresponding bottom plate steel bar, and fixedly connecting the fastener with the haunching template;
and pouring concrete of the bottom plate to form a bottom plate structure, pouring concrete to the inner sides of the haunching formwork and the guide wall formwork to form a guide wall with the haunching structure, wherein the guide wall is positioned on the bottom plate structure.
2. The construction method of the guide wall with the haunching structure as claimed in claim 1, wherein a reinforcing structure is provided on the top of the guide wall formwork, and a through groove is provided on the top of the reinforcing structure; the construction method further comprises the following steps:
after the guide wall formworks are erected, a pulling piece is provided, and the pulling piece is clamped in the through grooves of the two oppositely arranged guide wall formworks so as to realize the fastening connection of the two oppositely arranged guide wall formworks.
3. The construction method of the guide wall with the haunching structure as claimed in claim 1, wherein a reinforcing structure is provided on the top of the guide wall formwork, and a through groove is provided on the top of the reinforcing structure; the construction method further comprises the following steps:
before the guide wall template is erected, guide wall reinforcing steel bars are arranged at the positions of the guide walls;
after the guide wall template is erected, providing a fixing piece, clamping the fixing piece into the through groove of the guide wall template, and extending the fixing piece into the guide wall reinforcing steel bars and fixedly connecting the fixing piece with the corresponding guide wall reinforcing steel bars.
4. The construction method of the guide wall with the haunch structure according to claim 1, wherein the haunch formwork and the guide wall formwork are vertically provided with connecting frames around; the construction method further comprises the following steps:
when the haunching template and the guide wall template are erected, the adjacent guide wall template and the haunching template are connected through the connecting frame.
5. The method for constructing a guide wall with an armpit structure according to claim 1, further comprising the steps of:
the outsides of the haunched template and the guide wall template are also provided with a plurality of transverse rib plates and a plurality of longitudinal rib plates which are arranged in a transverse and longitudinal staggered manner.
6. The method for constructing a guide wall with an armpit structure according to claim 1, further comprising the steps of:
the fasteners are located at the four corners of the haunch template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011282357.5A CN112359873A (en) | 2020-11-17 | 2020-11-17 | Construction method of guide wall with haunch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011282357.5A CN112359873A (en) | 2020-11-17 | 2020-11-17 | Construction method of guide wall with haunch structure |
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| Publication Number | Publication Date |
|---|---|
| CN112359873A true CN112359873A (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011282357.5A Pending CN112359873A (en) | 2020-11-17 | 2020-11-17 | Construction method of guide wall with haunch structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123215A (en) * | 2021-03-23 | 2021-07-16 | 中铁建工集团有限公司 | Construction method of platform wall and platform wall |
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| KR20110033650A (en) * | 2009-09-25 | 2011-03-31 | 유한회사 엘씨건설 | Method for underground roadway using slurry wall method |
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| CN106088148A (en) * | 2016-08-04 | 2016-11-09 | 中国华冶科工集团有限公司 | Pipe gallery template and application thereof |
| CN207469301U (en) * | 2017-11-13 | 2018-06-08 | 中国十九冶集团有限公司 | Piping lane leads the formwork structure of wall |
| CN208517966U (en) * | 2018-07-02 | 2019-02-19 | 中国建筑第八工程局有限公司 | The erecting device for leading wall of underground pipe gallery |
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2020
- 2020-11-17 CN CN202011282357.5A patent/CN112359873A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110033650A (en) * | 2009-09-25 | 2011-03-31 | 유한회사 엘씨건설 | Method for underground roadway using slurry wall method |
| CN202284291U (en) * | 2011-10-27 | 2012-06-27 | 中国葛洲坝集团股份有限公司 | Concrete overflowing surface template shaped like Chinese character ba |
| CN204112712U (en) * | 2014-09-28 | 2015-01-21 | 北京万兴建筑集团有限公司 | A kind of side root haunch cast-in-place wall model sheetinstallat device |
| CN106088148A (en) * | 2016-08-04 | 2016-11-09 | 中国华冶科工集团有限公司 | Pipe gallery template and application thereof |
| CN207469301U (en) * | 2017-11-13 | 2018-06-08 | 中国十九冶集团有限公司 | Piping lane leads the formwork structure of wall |
| CN208517966U (en) * | 2018-07-02 | 2019-02-19 | 中国建筑第八工程局有限公司 | The erecting device for leading wall of underground pipe gallery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113123215A (en) * | 2021-03-23 | 2021-07-16 | 中铁建工集团有限公司 | Construction method of platform wall and platform wall |
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Application publication date: 20210212 |