CN215053059U - Steel encloses purlin underground structure supporting device - Google Patents
Steel encloses purlin underground structure supporting device Download PDFInfo
- Publication number
- CN215053059U CN215053059U CN202121044050.1U CN202121044050U CN215053059U CN 215053059 U CN215053059 U CN 215053059U CN 202121044050 U CN202121044050 U CN 202121044050U CN 215053059 U CN215053059 U CN 215053059U
- Authority
- CN
- China
- Prior art keywords
- shaped steel
- steel
- purlin
- supporting device
- flange plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides a steel encloses purlin excavation supporting device, belongs to building engineering deep basal pit supporting technical field, including C shaped steel A and C shaped steel B that the open end is relative, C shaped steel A and C shaped steel B between be equipped with the I-steel, the outer terminal surface of both ends flange board of I-steel respectively with relative department C shaped steel A or C shaped steel B's internal surface welding, C shaped steel A's open end A and C shaped steel B's open end B welding, C shaped steel A and C shaped steel B keep away from the one end surface constitution holding surface of open end separately. This is novel through setting up C shaped steel A, C shaped steel B, I-steel and floor structure, makes the steel enclose the purlin and constitute a whole anti-deformation structure, has effectively strengthened the anti deformability that the purlin was enclosed to the steel, has improved deep basal pit and has strutted the effect, when meetting emergency, still can pour the micro-expansion concrete through pouring the hole to promptly consolidate.
Description
Technical Field
This novel deep basal pit of building engineering struts technical field, concretely relates to steel encloses purlin excavation supporting device that subway foundation ditch was used.
Background
With the rapid development of urbanization in China, high-rise buildings and super high-rise buildings become the mainstream of urban buildings. Before the buildings are built, deep excavation of a foundation pit is needed, and in order to prevent the foundation pit from collapsing, a foundation pit supporting device is commonly used for protection. The existing foundation pit supporting device needs to be used according to a standardized standard, however, when the surface of a foundation pit is uneven, stress concentration on the surface of part of the foundation pit supporting device can be caused, so that the supporting device is subjected to plastic deformation and even falls off, and therefore, certain potential safety hazards are generated.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, this is novel to provide a steel encloses purlin excavation supporting device.
In order to realize the purpose, the novel technical scheme is as follows:
the utility model provides a steel encloses purlin excavation supporting device, includes C shaped steel A and C shaped steel B that the open end is relative, C shaped steel A and C shaped steel B between be equipped with the I-steel, the outer terminal surface of both ends flange board of I-steel respectively with relative department C shaped steel A or the internal surface welding of C shaped steel B, C shaped steel A's open end A and C shaped steel B's open end B welding, C shaped steel A and C shaped steel B keep away from the one end surface constitution holding surface of open end separately.
Preferably, the web plate of the I-shaped steel is positioned in the middle of the open ends of the C-shaped steel A and the C-shaped steel B, and a rib plate structure is welded between the web plate and the flange plate of the I-shaped steel.
Preferably, the flange plate of the I-shaped steel comprises an upper flange plate and a lower flange plate, and the number of the rib plate structures is 4, and the rib plate structures are respectively welded among the upper flange plate, the web plate and the left side of the opening end A; and between the upper flange plate, the web, and the right side of the open end A; and between the lower flange plate, the web, and the left side of the open end B; and between the lower flange plate, the web, the right side of the open end B.
Preferably, the rib plate structures are square block structures and are uniformly arranged along the direction of the web plate.
Preferably, the C-shaped steel A and the C-shaped steel B have the same size, and the width of the upper flange plate and the lower flange plate is 1/2-2/3 of the width of the C-shaped steel A.
Preferably, the rib plate structure is made of low-carbon steel material.
Preferably, the side walls of the C-shaped steel A and the C-shaped steel B are also provided with pouring holes.
This novel steel encloses purlin excavation supporting device has following beneficial effect: this is novel through setting up C shaped steel A, C shaped steel B, I-steel and floor structure, makes the steel enclose the purlin and constitute a whole anti-deformation structure, has effectively strengthened the anti deformability that the purlin was enclosed to the steel, has improved deep basal pit and has strutted the effect, when meetting emergency, still can pour the micro-expansion concrete through pouring the hole to promptly consolidate.
Drawings
FIG. 1: the top view of the novel device;
FIG. 2: cross-sectional view at the present novel form a-a 1;
FIG. 3: cross-sectional view at the present novel B-B1;
1: c-section steel A, 2: c-section steel B, 3: i-steel, 4: rib plate structure, 5: pouring holes, 11: open end a, 21: open end B, 31: upper flange plate, 32: lower flange plate, 33: a web.
Detailed Description
The present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.
Examples 1,
As shown in fig. 1:
a steel enclosing purlin foundation pit supporting device comprises C-shaped steel A1 and C-shaped steel B2 with opposite opening ends, I-shaped steel 3 is arranged between the C-shaped steel A1 and the C-shaped steel B2, outer end faces of flange plates at two ends of the I-shaped steel 3 are respectively welded with inner surfaces of the C-shaped steel A1 or the C-shaped steel B2 at the opposite positions, an opening end A11 of the C-shaped steel A1 is welded with an opening end B21 of the C-shaped steel B2, and outer surfaces of one ends, far away from the respective opening ends, of the C-shaped steel A1 and the C-shaped steel B2 form supporting surfaces.
Examples 2,
On the basis of embodiment 1, the novel device makes further improvements, specifically:
as shown in fig. 1 to 3, the web 33 of the i-beam 3 is located in the middle of the open ends of the C-section steel a1 and the C-section steel B2, and a rib plate structure 4 is welded between the web 33 and the flange plate of the i-beam 3;
as shown in fig. 2 and 3, the flange plate of the i-beam 3 includes an upper flange plate 31 and a lower flange plate 32, and the rib plate structure 4 has 4 pieces, which are respectively welded between the upper flange plate 31, the web 33, and the left side of the open end a 11; and between the upper flange plate 31, web 33, the right side of open end a 11; and between the lower flange plate 32, web 33, left side of open end B21; and between the lower flange plate 32, web 33, the right side of open end B21;
as shown in fig. 2 and 3, the rib structures 4 are square block structures and are uniformly arranged along the direction of the web 33.
As shown in fig. 2, the rib plate structure 4 is arranged to form a deformation-resistant structure for mutual supporting between the i-beam and the C-beam, when the supporting surface is pressed, the pressing force is transmitted to the flange plate, the attached plate, the rib plate structure 4 and the open end of the C-beam through the supporting surface, and the mutual supporting of the parts can achieve the deformation-resistant effect.
Examples 3,
On the basis of embodiment 2, this novel further improvement has made, specifically is:
the C-shaped steel A1 and the C-shaped steel B2 have the same size, and the width of the upper flange plate 31 and the lower flange plate 32 is 1/2 of the width of the C-shaped steel A1.
Examples 4,
On the basis of embodiment 2, this novel further improvement has made, specifically is:
the C-shaped steel A1 and the C-shaped steel B2 have the same size, and the width of the upper flange plate 31 and the lower flange plate 32 is 2/3 of the width of the C-shaped steel A1.
Through the width setting of above embodiment 3, 4, can make I-steel and C shaped steel synergism, prevent the shaping deformation of holding surface.
Examples 5,
On the basis of the above embodiment, the present invention makes further improvements, specifically:
the ribbed plate structure 4 is made of low-carbon steel material.
In this embodiment, set for low carbon steel material to make with floor structure 4, can play the effect that the shock attenuation was anti-shearing, do benefit to the stable support of steel purlin.
Examples 6,
On the basis of the above embodiment, the present invention makes further improvements, specifically:
as shown in FIG. 1, pouring holes 5 are further formed in the side walls of the C-shaped steel A1 and the C-shaped steel B2.
In this embodiment, to the great situation of plastic deformation, the little expanded concrete is pour to the accessible pouring hole to make the steel enclose the purlin obtain further reinforcement, prevent the occurence of failure.
The micro-expansive concrete belongs to the common concept in the prior art, and has the following website:
https:// baike.baidu.com/item/% E5% BE% AE% E8% 86% A8% E8% 83% 80% E6% B7% B7% E5% 87% 9D% E5% 9C% 9F/9514449fr ═ aladdin in the centuries related description, not repeated.
Claims (7)
1. The utility model provides a steel encloses purlin underground structure supporting device which characterized in that: the supporting device comprises C-shaped steel A and C-shaped steel B with opposite opening ends, I-shaped steel is arranged between the C-shaped steel A and the C-shaped steel B, the outer end faces of flange plates at two ends of the I-shaped steel are respectively welded with the inner surfaces of the C-shaped steel A or the C-shaped steel B at the opposite positions, the opening end A of the C-shaped steel A is welded with the opening end B of the C-shaped steel B, and the outer surfaces of the ends, far away from the respective opening ends, of the C-shaped steel A and the C-shaped steel B form supporting surfaces.
2. The steel purlin foundation pit supporting device of claim 1, wherein: the web plate of the I-shaped steel is positioned in the middle of the opening ends of the C-shaped steel A and the C-shaped steel B, and a rib plate structure is welded between the web plate and the flange plate of the I-shaped steel.
3. The steel purlin foundation pit supporting device of claim 2, wherein: the flange plates of the I-shaped steel comprise an upper flange plate and a lower flange plate, and the rib plate structure comprises 4 blocks which are respectively welded among the upper flange plate, the web plate and the left side of the opening end A; and between the upper flange plate, the web, and the right side of the open end A; and between the lower flange plate, the web, and the left side of the open end B; and between the lower flange plate, the web, the right side of the open end B.
4. The steel purlin foundation pit supporting device of claim 3, wherein: the rib plate structure is a square block structure and is uniformly arranged along the direction of the web plate.
5. The steel enclosing purlin foundation pit supporting device as claimed in any one of claims 1-4, wherein: the C-shaped steel A and the C-shaped steel B have the same size, and the width of the upper flange plate and the lower flange plate is 1/2-2/3 of the width of the C-shaped steel A.
6. The steel purlin foundation pit supporting device of claim 4, wherein: the ribbed plate structure is made of low-carbon steel material.
7. The steel purlin foundation pit supporting device of claim 5, wherein: and pouring holes are also formed in the side walls of the C-shaped steel A and the C-shaped steel B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121044050.1U CN215053059U (en) | 2021-05-17 | 2021-05-17 | Steel encloses purlin underground structure supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121044050.1U CN215053059U (en) | 2021-05-17 | 2021-05-17 | Steel encloses purlin underground structure supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215053059U true CN215053059U (en) | 2021-12-07 |
Family
ID=79217472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121044050.1U Expired - Fee Related CN215053059U (en) | 2021-05-17 | 2021-05-17 | Steel encloses purlin underground structure supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215053059U (en) |
-
2021
- 2021-05-17 CN CN202121044050.1U patent/CN215053059U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108894363A (en) | Quarter bend corrugated steel shear wall and its component | |
| CN104963415B (en) | A kind of round steel pipe binding type steel concrete column and steel beam joint structure | |
| CN102926504A (en) | Connecting steel construction member for steel and concrete overlapped beam combined part and construction method thereof | |
| CN215053059U (en) | Steel encloses purlin underground structure supporting device | |
| CN204715539U (en) | A kind of round steel pipe binding type steel concrete column and reinforced concrete beam node structure | |
| CN103306264B (en) | A kind of dynamic compactor arm frame and dynamic compaction machinery | |
| CN210738091U (en) | Novel reinforcing system for aluminum template | |
| CN213448839U (en) | Node is assembled to assembled disjunctor balcony | |
| CN109811650A (en) | The structure that steel column is connect with concrete bearing platform | |
| CN213358184U (en) | Roadbed box for large crawler crane | |
| CN211396722U (en) | Shoulder beam type reinforcing structure | |
| CN105040828B (en) | A kind of round steel pipe binding type steel concrete column and steel beam joint structure | |
| CN203373730U (en) | Dynamic-compactor boom and dynamic compactor | |
| CN108554601A (en) | A kind of heavy-duty crusher of good damping effect | |
| CN204715537U (en) | A kind of round steel pipe binding type steel concrete column and reinforced concrete beam node structure | |
| CN210828000U (en) | Precast concrete assembled floor | |
| CN209855042U (en) | High strength H steel construction | |
| CN111058372A (en) | Mortise and tenon socket joint formula steel trestle crossbeam and steel-pipe pile connected node | |
| CN210193184U (en) | Roller device for overturning super-large and super-heavy structure | |
| CN207419716U (en) | Nuclear power plant's concrete component docking connection structure | |
| CN207974555U (en) | A kind of building structure strengthening device | |
| CN206901626U (en) | Enhanced tower crane attachment node for high-intensity seismic area | |
| CN206448442U (en) | Multiple material pipe binding type steel concrete connecting-beam | |
| CN203359759U (en) | Double-row shoulder pole beam hoisting tool | |
| CN219411514U (en) | Reinforced anchoring structure for section steel in inclined column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |