CN109457972A - Steel platform and its application construction method for the construction of subway entrance upper cover - Google Patents
Steel platform and its application construction method for the construction of subway entrance upper cover Download PDFInfo
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- CN109457972A CN109457972A CN201811596582.9A CN201811596582A CN109457972A CN 109457972 A CN109457972 A CN 109457972A CN 201811596582 A CN201811596582 A CN 201811596582A CN 109457972 A CN109457972 A CN 109457972A
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- Prior art keywords
- construction
- steel
- upper cover
- crossbeam
- column
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 124
- 239000010959 steel Substances 0.000 title claims abstract description 124
- 238000010276 construction Methods 0.000 title claims abstract description 68
- 239000004567 concrete Substances 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000001757 vomitory effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Abstract
The present invention relates to a kind of steel platforms and its application construction method for the construction of subway entrance upper cover.The steel platform for the construction of subway entrance upper cover includes: more concrete fins disposed in parallel；More root posts are vertically installed in concrete fin and connect with concrete fin；More stringers are arranged positioned at the top of column and along the direction perpendicular to concrete fin, and stringer is connect with column；More crossbeams are arranged positioned at the top of stringer and along the direction for being parallel to concrete fin, and crossbeam is connect with stringer；More channel steels are arranged positioned at the top of crossbeam and along the direction perpendicular to crossbeam, and channel steel is connect with crossbeam, and the notch of channel steel is far from crossbeam.Above-mentioned steel platform both can guarantee that subway entrance personnel entered and left safety, but also it is upper cover construction safety, firm, it ensure that the construction period.In addition, the application construction method step of the above-mentioned steel platform for the construction of subway entrance upper cover is simple, and it is easy to operate, it is suitable for popularization and application.
Description
Technical field
The present invention relates to the realm of building construction, more particularly to the steel platform constructed for subway entrance upper cover and its answer
Use construction method.
Background technique
Currently, many city underground routes are more, especially in some large size cities, subway is densely distributed.Increasingly
More project constructions will also meet the construction of subway upper cover close in the case where subway, needing both to guarantee that personnel enter and leave safety
Requirement.However, conventional protection channel is set up and has been unable to satisfy above-mentioned needs, if without suitable construction method, it will
Influence the progress of site operation.
Summary of the invention
Based on this, it is necessary to be unable to satisfy construction needs for conventional setting up, and then influence asking for site operation progress
Topic, provide it is a kind of be not only able to satisfy construction need and can guarantee the duration the steel platform constructed for subway entrance upper cover and its
Application construction method.
A kind of steel platform for the construction of subway entrance upper cover, comprising:
More concrete fins, the more concrete fins are arranged in parallel；
More root posts are vertically installed in the concrete fin and connect with the concrete fin；
More stringers are arranged, the stringer positioned at the top of the column and along the direction perpendicular to the concrete fin
It is connect with the column；
More crossbeams are arranged, the crossbeam positioned at the top of the stringer and along the direction for being parallel to the concrete fin
It is connect with the stringer；
More channel steels are arranged, the channel steel and institute positioned at the top of the crossbeam and along the direction perpendicular to the crossbeam
Crossbeam connection is stated, the notch of the channel steel is far from the crossbeam.
In one embodiment, further include channel steel angle brace, channel steel angle brace one end is connect with the column, the other end with
The crossbeam connection.
In one embodiment, two channel steel angle braces, two channel steel angle braces are connected on the every column
It is located at the two sides of the stringer.
In one embodiment, the column is set to the junction of the stringer Yu the crossbeam.
In one embodiment, the stringer is I-steel.
In one embodiment, the crossbeam is Two bors d's oeuveres I-steel.
In one embodiment, steel tube fastener bracket is erected on the channel steel.
In one embodiment, the column is steel pipe, and the outer diameter of the steel pipe is 609mm, with a thickness of 12mm.
The application construction method of the above-mentioned steel platform for the construction of subway entrance upper cover, comprising the following steps:
Make the concrete fin；
The column is installed on the concrete fin；
The crossbeam and the stringer are installed on the column；
The channel steel is installed on the crossbeam, forms the steel platform for the construction of subway entrance upper cover.
The above-mentioned steel platform for the construction of subway entrance upper cover on the ground of original hardening in use, directly pour
Then more root posts are arranged in concrete fin on concrete fin, more stringers and Duo Gen crossbeam are arranged in a mutually vertical manner, and form one
Then channel steel is arranged in supporting surface on crossbeam, complete setting up for steel platform.It, can be in steel platform after steel platform is set up
Upper framed bent is set up, formwork, wire-ties, final casting concrete.The above-mentioned steel platform for the construction of subway entrance upper cover is stood
Personnel's Vomitory is formed between column, bent structure can be installed in channel steel.Therefore, above-mentioned to be applied for subway entrance upper cover
The steel platform of work both can guarantee that subway entrance personnel entered and left safety, but also upper cover construction is able to safe, firm, ensure that and applies
The work duration, meanwhile, security performance is also greatly improved.In addition, the above-mentioned steel platform for the construction of subway entrance upper cover
Application construction method step it is simple, it is easy to operate, be suitable for popularization and application.
Detailed description of the invention
Fig. 1 is the front view of the steel platform for the construction of subway entrance upper cover of an embodiment；
Fig. 2 is the side view of the steel platform shown in FIG. 1 for the construction of subway entrance upper cover；
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2；
Fig. 4 is the top view of the steel platform for the construction of subway entrance upper cover of an embodiment；
Fig. 5 is the flow chart of the application construction method of the steel platform for the construction of subway entrance upper cover of an embodiment.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As Figure 1-Figure 4, the steel platform 1 for the construction of subway entrance upper cover of an embodiment includes: more mixed
Solidifying soil item 10, more root posts 12, more stringers 14, more crossbeams 16 and Duo Gen channel steel 18.More concrete fins 10 are arranged in parallel,
More root posts 12 are vertically installed in concrete fin 10 and connect with concrete fin 10, and stringer 14 is located at the top of column 12 and along vertical
Directly it is arranged in the direction of concrete fin 10, stringer 14 is connect with column 12；More crossbeams 16 are located at the top of stringer 14 and along flat
Row is arranged in the direction of concrete fin 10, and crossbeam 16 is connect with stringer 14；More channel steels 18 are located at the top of crossbeam 16 and along vertical
Directly it is arranged in the direction of crossbeam 16, channel steel 18 is connect with crossbeam 16, and the notch of channel steel 18 is far from crossbeam 16.
The above-mentioned steel platform 1 for the construction of subway entrance upper cover on the ground of original hardening in use, directly pour
Concrete fin 10 is built, then more root posts 12 are set on concrete fin 10, more stringers 14 and Duo Gen crossbeam 16 are mutually perpendicular to
Setting, forms a supporting surface, and channel steel 18 is then arranged on crossbeam 16, completes setting up for steel platform 1.It is set up in steel platform 1
After, framed bent it can set up, formwork, wire-tie in steel platform 1, final casting concrete.It is above-mentioned to be used for subway entrance
Personnel's Vomitory is formed between the column 12 of the steel platform 1 of upper cover construction, bent structure can be installed in channel steel 18.Cause
This, the above-mentioned steel platform 1 for the construction of subway entrance upper cover both can guarantee that subway entrance personnel entered and left safety, but also on
Lid construction is able to safe, firm, ensure that the construction period, meanwhile, security performance is also greatly improved.
Please refer to Fig. 1 and Fig. 2, the steel platform 1 for the construction of subway entrance upper cover successively includes mixed from top to bottom
Solidifying soil item 10, column 12, stringer 14, crossbeam 16 and channel steel 18.According to the volume size of upper cover, concrete fin 10, is indulged column 12
Beam 14, crossbeam 16 and channel steel 18 are more, for ease of description, only show four concrete fins 10, columns in Fig. 1 and Fig. 2
12 and stringer 14.Concrete fin 10 is that the steel platform 1 constructed for subway entrance upper cover provides basis, so as to steel platform 1
It sets up.In construction, concrete fin 10 is directly cast on original hardened ground.In the present embodiment, more concrete fins 10
It is placed equidistant with.Concrete fin 10 is C30 armored concrete item 10, upper and lower level main reinforcement in the concrete strip footing of armored concrete item 10
Use outer diameter for the reinforcing bar of 20mm, spacing 150mm；Stirrup uses outer diameter for the reinforcing bar of 12mm, spacing 200mm.
Column 12 is easy for the formation of personnel's Vomitory, and column 12 is arranged perpendicular to concrete fin 10, is located at concrete
Between item 10 and stringer 14, so that a certain distance is formed between steel platform 1 and ground, in order to the discrepancy of personnel.Column 12
Position can be configured according to the position of structural column.The connection of column 12 and concrete fin 10 can be welded connecting.Such as
Shown in Fig. 4, in the present embodiment, column 12 is set to the junction of stringer 14 Yu crossbeam 16.Column 12 is connect with stringer 14, is indulged
Beam 14 is connect with crossbeam 16, can simultaneously be connected column 12 and stringer 14, stringer 14 and crossbeam 16, be saved in construction
The set-up time of steel platform 1.As depicted in figs. 1 and 2, more root posts 12 are placed equidistant on the concrete column.In addition, at this
In embodiment, column 12 is steel pipe, and the outer diameter of steel pipe is 609mm, with a thickness of 12mm.
Please continue to refer to Fig. 4, more crossbeams 16 and Duo Gen stringer 14 are interconnected to form a reticular structure, are on subway
The construction of lid provides a supporting plane.More crossbeams 16 and Duo Gen stringer 14 are placed equidistant with and are connected with each other.In this implementation
In example, stringer 14 is 45# I-steel.Crossbeam 16 is Two bors d's oeuveres I-steel.Stringer 14 and crossbeam 16 are to be welded to connect.
As shown in Fig. 2, in the present embodiment, the steel platform 1 for the construction of subway entrance upper cover further includes channel steel angle brace
20,20 one end of channel steel angle brace is connect with column 12, and the other end is connect with crossbeam 16.Channel steel angle brace 20 and 14 shape of crossbeam 16 and stringer
At triangle, the stability of steel platform 1 is improved.Further, in the present embodiment, two slots are connected in each column 12
Steel angle brace 20, two channel steel angle braces 20 are located at the two sides of stringer 14.That is, two channel steels 18 and crossbeam 16 form triangle,
Increase the stability that column 12 supports, and then guarantees construction safety.In the present embodiment, channel steel 18 is 10# channel steel 18.
As shown in figure 3, channel steel 18 is connect with crossbeam 16, the notch of channel steel 18 is far from crossbeam 16.The notch of channel steel 18 back to
Crossbeam 16, with the superstructure for accommodating and installing subway entrance upper cover.When steel platform 1 after the installation is completed, can be in steel
Framed bent, formwork are set up on platform 1, are wire-tie and casting concrete.As depicted in figs. 1 and 2, it has been set up on two layers in steel platform 1
Portion's structure and gravity framed bent 2.In addition, in the present embodiment, steel tube fastener bracket is erected on channel steel 18.When in steel platform 1
On when setting up gravity framed bent 2, can be directly connected in steel platform 1, be set up conveniently by steel tube fastener, be conducive to shorten construction
Duration.
The material of above-mentioned steel platform 1 is Q235 steel, and intensity with higher guarantees the fastness of steel platform 1.It is answering
Used time, the top of steel platform 1 can carry out the construction of subway upper cover, and lower section can enter and leave for personnel, ensure that the same of duration
When also improve the safety of construction.
The application construction method for the steel platform 1 for being used for the construction of subway entrance upper cover will be illustrated below.
Please refer to Fig. 1-Fig. 5, the application and construction of the steel platform for the construction of subway entrance upper cover of an embodiment
Method the following steps are included:
Step S500 makes concrete fin 10.Concrete fin 10 is used as Extended chemotherapy, can be directly by bar shaped reinforced concrete base
Plinth is cast on original hardened ground.Wherein, upper and lower level main reinforcement uses 20@150 of Φ in bar shaped reinforced concrete base；Stirrup uses Φ
12@200.According to the volume of upper cover and construction needs, more concrete fins 10 can be set, more concrete fins 10 are equidistantly set
It sets.
Step S502 installs column 12 on concrete fin 10.Column 12 is installed according to the position of structural column in upper cover, is stood
Column 12 is connect with the reinforcement welding in concrete fin 10.In the present embodiment, column 12 has more, and more root posts 12 are placed equidistant with
On concrete fin 10.In addition, in the present embodiment, column 12 is 609 steel pipe post 12 of Φ.
Step S504 installs crossbeam 16 and stringer 14 on column 12.Crossbeam 16 and stringer 14 are located at the top of column 12,
More crossbeams 16 and Duo Gen stringer 14 form a support platform, provide basis for the construction of upper cover.In the present embodiment, crossbeam
16 and stringer 14 be I-steel, crossbeam 16 and stringer 14 are to be welded to connect.
Step S506 installs channel steel 18 on crossbeam 16, forms the steel platform 1 for the construction of subway entrance upper cover.Slot
The opening of steel 18 is back to crossbeam 16, in order to accommodate and install the other structures of upper cover.When steel platform 1 after the installation is completed, can be with
The construction of superstructure is carried out in steel platform 1.
The application construction method step of the above-mentioned steel platform 1 for the construction of subway entrance upper cover is simple, and operation is easy, and is fitted
In popularization and application.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of steel platform for the construction of subway entrance upper cover characterized by comprising
More concrete fins, the more concrete fins are arranged in parallel；
More root posts are vertically installed in the concrete fin and connect with the concrete fin；
More stringers are arranged, the stringer and institute positioned at the top of the column and along the direction perpendicular to the concrete fin
State column connection；
More crossbeams are arranged, the crossbeam and institute positioned at the top of the stringer and along the direction for being parallel to the concrete fin
State stringer connection；
More channel steels are arranged, the channel steel and the cross positioned at the top of the crossbeam and along the direction perpendicular to the crossbeam
Beam connection, the notch of the channel steel is far from the crossbeam.
2. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that further include channel steel
Angle brace, channel steel angle brace one end are connect with the column, and the other end is connect with the crossbeam.
3. the steel platform according to claim 2 for the construction of subway entrance upper cover, which is characterized in that every described vertical
Two channel steel angle braces are connected on column, two channel steel angle braces are located at the two sides of the stringer.
4. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that the column is set
It is placed in the junction of the stringer Yu the crossbeam.
5. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that the stringer is
I-steel.
6. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that the crossbeam is
Two bors d's oeuveres I-steel.
7. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that on the channel steel
It is erected with steel tube fastener bracket.
8. the steel platform according to claim 1 for the construction of subway entrance upper cover, which is characterized in that the column is
The outer diameter of steel pipe, the steel pipe is 609mm, with a thickness of 12mm.
9. the application and construction side of the steel platform according to claim 1-8 for the construction of subway entrance upper cover
Method, which comprises the following steps:
Make the concrete fin；
The column is installed on the concrete fin；
The crossbeam and the stringer are installed on the column；
The channel steel is installed on the crossbeam, forms the steel platform for the construction of subway entrance upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596582.9A CN109457972A (en) | 2018-12-26 | 2018-12-26 | Steel platform and its application construction method for the construction of subway entrance upper cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596582.9A CN109457972A (en) | 2018-12-26 | 2018-12-26 | Steel platform and its application construction method for the construction of subway entrance upper cover |
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| Publication Number | Publication Date |
|---|---|
| CN109457972A true CN109457972A (en) | 2019-03-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811596582.9A Pending CN109457972A (en) | 2018-12-26 | 2018-12-26 | Steel platform and its application construction method for the construction of subway entrance upper cover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876246A (en) * | 2022-05-31 | 2022-08-09 | 中铁第四勘察设计院集团有限公司 | Subway station entrance and exit ground structure and construction method thereof |
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|---|---|---|---|---|
| CN104060829A (en) * | 2014-05-22 | 2014-09-24 | 中国建筑第四工程局有限公司 | Construction method and construction device for house beam pillar |
| CN204000885U (en) * | 2014-08-13 | 2014-12-10 | 中铁十局集团第二工程有限公司 | Metro Deep Excavation concrete support hangs mould mould |
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| CN114876246A (en) * | 2022-05-31 | 2022-08-09 | 中铁第四勘察设计院集团有限公司 | Subway station entrance and exit ground structure and construction method thereof |
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Application publication date: 20190312 |