CN108824480B - Combined template for pouring concrete roof of comprehensive pipe rack and construction method thereof - Google Patents
Combined template for pouring concrete roof of comprehensive pipe rack and construction method thereof Download PDFInfo
- Publication number
- CN108824480B CN108824480B CN201810439416.1A CN201810439416A CN108824480B CN 108824480 B CN108824480 B CN 108824480B CN 201810439416 A CN201810439416 A CN 201810439416A CN 108824480 B CN108824480 B CN 108824480B
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- Prior art keywords
- bolt
- steel
- angle steel
- template
- bidirectional
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Classifications
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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
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention aims to provide a combined template for pouring a concrete roof of a comprehensive pipe rack, which is characterized in that a connecting piece is embedded in a wall plate of the comprehensive pipe rack, the embedded connecting piece is a sleeve bolt, a bolt hole is formed in combined angle steel, a bidirectional bolt is arranged in the bolt hole, threads are arranged at two ends of the bidirectional bolt, one end of the bidirectional bolt is in threaded connection with the sleeve bolt, the other end of the bidirectional bolt is used for connecting the combined angle steel, and the steel template is fixed on the combined angle steel to form the concrete roof pouring template. The invention can replace a scaffold, thereby reducing the labor investment and saving the construction cost.
Description
Technical Field
The invention relates to the technical field of utility tunnel concrete pouring templates, in particular to a construction method for utility tunnel concrete roof pouring.
Background
In utility tunnel, concrete roof casting typically uses scaffolding as formwork support. The construction of the scaffold before the concrete roof is poured and the dismantling of the scaffold after the strength of the concrete roof is formed require more labor investment, the construction period is longer, and the scaffold generally needs to be leased and has poor economy.
Disclosure of Invention
The invention aims to provide a combined template for casting a concrete roof of a comprehensive pipe rack, and a scaffold is not required to be built.
In order to achieve the purpose, the technical scheme is that the combined template for pouring the concrete roof of the utility tunnel is characterized in that a connecting piece is embedded in a wall plate of the utility tunnel, the embedded connecting piece is a sleeve bolt, a bolt hole is formed in the combined angle steel, a bidirectional bolt is arranged in the bolt hole, threads are arranged at two ends of the bidirectional bolt, one end of the bidirectional bolt is in threaded connection with the sleeve bolt, the other end of the bidirectional bolt is used for connecting the combined angle steel, and the steel template is fixed on the combined angle steel to form the concrete roof pouring template.
Further, the concave part is arranged on the inner wall of the comprehensive pipe rack wallboard, the end part of the embedded sleeve bolt is positioned in the concave part, one end of the bidirectional bolt is provided with an internal thread, the internal thread of the bidirectional bolt is plugged into the concave part, the other end of the bidirectional bolt is provided with an external thread, the side surface of the combined angle steel is provided with a bolt hole, and the external thread end of the bidirectional bolt is screwed up by adopting a fixed double nut after passing through the bolt hole, so that the combined angle steel is fixed on the comprehensive pipe rack wallboard.
Further, the concrete roof pouring template is formed by splicing a plurality of steel templates, and four corners of each steel template are respectively connected with the combined angle steel through template fixing bolts.
Further, the steel template splicing gap and the gap between the steel template and the utility tunnel wall plate can be sealed by sealant.
The invention aims to provide a construction method for pouring a concrete roof of a comprehensive pipe rack, and a scaffold is not required to be built.
In order to achieve the purpose, the technical scheme of the invention is that the construction method for pouring the concrete roof of the comprehensive pipe rack is characterized by comprising the following steps:
A. when the comprehensive pipe rack wallboard is poured, sleeve bolts are pre-buried;
B. one end of the bidirectional bolt is fixed in the sleeve bolt, the other end is connected with the combined angle steel;
C. adjusting the combined angle steel to the elevation of the template ground, installing a steel template on the combined angle steel, and fixing the steel template by adopting a template fixing bolt;
D. The steel template and the comprehensive pipe gallery wall plate are smoothed by sealant;
E. after binding the steel bars, coating a mold release agent on the template, and pouring concrete;
F. And after the strength of the concrete is formed, removing the combined angle steel, the bidirectional bolts and the steel template.
Further, the combined angle steel, the bidirectional bolt and the steel template can be used for the next construction working face.
Further, the combined angle steel is provided with an oblong bolt adjusting hole, the end part of the bidirectional bolt penetrates through the oblong bolt adjusting hole and is in threaded connection with the fixed double nut, and the oblong bolt adjusting hole can be used for adjusting the height of the combined angle steel.
According to the invention, the sleeve bolts are embedded in the comprehensive pipe gallery wallboard, the steel template is fixed on the comprehensive pipe gallery wallboard through the embedded sleeve bolts, so that the concrete roof pouring template is formed, and the concrete roof pouring template is directly fixed on the comprehensive pipe gallery wallboard, so that a scaffold is not required to be built. The invention has the advantages of replacing a scaffold, thereby reducing the labor investment and saving the construction cost.
Drawings
Fig. 1 is a plan view of an example of the present invention.
Fig. 2 is a section A-A of fig. 1.
Fig. 3 is a sectional view of B-B in fig. 1.
Fig. 4 is a detailed node diagram of fig. 2.
Detailed Description
The invention is further described below with reference to the drawings and examples.
The drawing comprises a pipe gallery wallboard 1, a steel template 2, combined angle steel 3, a template fixing bolt 4, a cast-in-situ concrete top plate 5, a sleeve bolt 6, a bidirectional bolt 7 and a fixing double nut 8.
The invention relates to a combined template for pouring a concrete top plate of a comprehensive pipe rack, which mainly comprises a steel template 2, combined angle steel 3, a template fixing bolt 4, a sleeve bolt 6, a bidirectional bolt 7 and a fixing double nut 8 as shown in the figure. The combined angle steel 3 is connected and fixed with the bidirectional bolt 7 and the embedded sleeve bolt 6 through the fixed double nuts 8, threads are arranged at two ends of the bidirectional bolt 7, one end of the bidirectional bolt is connected with the sleeve bolt 6, the other end of the bidirectional bolt is connected with the fixed double nuts 8, and the steel template 2 is fixed with the combined angle steel 3 through the template fixing bolts 4 to form a concrete roof pouring template.
As shown in the figure, the sleeve bolt 6 is pre-buried on the utility tunnel wallboard, and establish the depressed part at utility tunnel wallboard inner wall, make the tip of pre-buried sleeve bolt 6 be located in the depressed part, the internal thread is established to the one end of bi-directional bolt 7, inserts bi-directional bolt internal thread end in the depressed part, and with the tip screw thread locking of pre-buried sleeve bolt 6, the external screw thread is established to the other end of bi-directional bolt 7, and the bolt hole is established to the combination angle steel 3 side, the bi-directional bolt adopts fixed double nut 8 to screw up after passing the bolt hole, thereby fixes combination angle steel 3 on the utility tunnel wallboard. Of course, other thread arrangement modes can be adopted for the bidirectional bolt 7, and only one end of the bidirectional bolt is in threaded connection with the embedded sleeve bolt 6, and the other end of the bidirectional bolt is in threaded connection with the fixed double nut 8.
The construction method for pouring the concrete roof of the utility tunnel by utilizing the combined template is characterized by comprising the following steps of:
A. when the comprehensive pipe rack wallboard is poured, sleeve bolts are pre-buried;
B. one end of the bidirectional bolt is fixed in the sleeve bolt, the other end is connected with the combined angle steel;
C. adjusting the combined angle steel to the elevation of the template ground, installing a steel template on the combined angle steel, and fixing the steel template by adopting a template fixing bolt;
D. The steel template and the comprehensive pipe gallery wall plate are smoothed by sealant;
E. after binding the steel bars, coating a mold release agent on the template, and pouring concrete;
F. And after the strength of the concrete is formed, removing the combined angle steel, the bidirectional bolts and the steel template.
Further, the combined angle steel, the bidirectional bolt and the steel template can be used for the next construction working face.
The above description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (6)
1. A combined formwork for pouring a concrete top plate of a comprehensive pipe rack is characterized in that a connecting piece is embedded in the wall plate of the comprehensive pipe rack, the embedded connecting piece is a sleeve bolt, a bolt hole is formed in a combined angle steel, a bidirectional bolt is arranged in the bolt hole, threads are formed at two ends of the bidirectional bolt, one end of the bidirectional bolt is in threaded connection with the sleeve bolt, the other end of the bidirectional bolt is used for connecting the combined angle steel, the steel formwork is fixed on the combined angle steel to form the concrete top plate pouring formwork, a concave portion is formed in the inner wall of the wall plate of the comprehensive pipe rack, the end portion of the embedded sleeve bolt is located in the concave portion, an inner thread is formed at one end of the bidirectional bolt, the inner thread of the bidirectional bolt is inserted into the concave portion in an end-plugging mode, an outer thread is formed at the other end of the bidirectional bolt, the side face of the combined angle steel is provided with the bolt hole, and the outer thread end of the bidirectional bolt passes through the bolt hole and is screwed by adopting a fixed double nut to fix the combined angle steel on the wall plate of the comprehensive pipe rack.
2. The composite formwork for concrete roof casting of the utility tunnel as claimed in claim 1, wherein the concrete roof casting formwork is formed by splicing a plurality of steel formworks, and four corners of each steel formwork are respectively connected with the composite angle steel through formwork fixing bolts.
3. A composite formwork for utility tunnel concrete roof casting as claimed in claim 2, wherein the steel formwork splice gap and the gap between the steel formwork and the utility tunnel wall plate are sealed by sealant.
4. A construction method for pouring a concrete roof of a utility tunnel is characterized by comprising the following steps that A, sleeve bolts are pre-buried when a wallboard of the utility tunnel is poured;
B. one end of the bidirectional bolt is fixed in the sleeve bolt, the other end is connected with the combined angle steel;
C. adjusting the combined angle steel to the elevation of the template ground, installing a steel template on the combined angle steel, and fixing the steel template by adopting a template fixing bolt;
D. The steel template and the comprehensive pipe gallery wall plate are smoothed by sealant;
E. after binding the steel bars, coating a mold release agent on the template, and pouring concrete;
F. And after the strength of the concrete is formed, removing the combined angle steel, the bidirectional bolts and the steel template.
5. A construction method for casting a concrete roof of a utility tunnel according to claim 4, wherein the removed composite angle steel, bi-directional bolts and steel forms are used for the next construction face.
6. The construction method for casting the concrete roof of the utility tunnel according to claim 4, wherein the combined angle steel is provided with an oblong bolt adjusting hole, the end part of the bidirectional bolt passes through the oblong bolt adjusting hole and is in threaded connection with the fixed double nut, and the oblong bolt adjusting hole can be used for adjusting the height of the combined angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810439416.1A CN108824480B (en) | 2018-05-09 | 2018-05-09 | Combined template for pouring concrete roof of comprehensive pipe rack and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810439416.1A CN108824480B (en) | 2018-05-09 | 2018-05-09 | Combined template for pouring concrete roof of comprehensive pipe rack and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108824480A CN108824480A (en) | 2018-11-16 |
| CN108824480B true CN108824480B (en) | 2024-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810439416.1A Active CN108824480B (en) | 2018-05-09 | 2018-05-09 | Combined template for pouring concrete roof of comprehensive pipe rack and construction method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410312A (en) * | 2013-08-28 | 2013-11-27 | 郑宇� | Template system beam partially supported, plate free of supporting and size adjustable |
| CN105649325A (en) * | 2016-03-18 | 2016-06-08 | 中建科技河南有限公司 | Adjustable tripod supporting system and method of fabricated concrete shear wall structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04110852U (en) * | 1991-03-08 | 1992-09-25 | 株式会社フジタ | formwork support device |
| JP3527106B2 (en) * | 1998-10-05 | 2004-05-17 | 鹿島建設株式会社 | Concrete placement method using formwork fitted with boxless foam |
| CN203475819U (en) * | 2013-09-16 | 2014-03-12 | 东海建设集团有限公司 | Combined construction formwork |
| CN203821442U (en) * | 2014-03-26 | 2014-09-10 | 中国能源建设集团广东省电力设计研究院 | Ground beam ditch |
| CN207295768U (en) * | 2017-08-17 | 2018-05-01 | 中国建筑第八工程局有限公司 | Device for piping lane top plate of constructing |
-
2018
- 2018-05-09 CN CN201810439416.1A patent/CN108824480B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410312A (en) * | 2013-08-28 | 2013-11-27 | 郑宇� | Template system beam partially supported, plate free of supporting and size adjustable |
| CN105649325A (en) * | 2016-03-18 | 2016-06-08 | 中建科技河南有限公司 | Adjustable tripod supporting system and method of fabricated concrete shear wall structure |
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| Publication number | Publication date |
|---|---|
| CN108824480A (en) | 2018-11-16 |
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