CN209227582U - A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis - Google Patents
A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis Download PDFInfo
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- CN209227582U CN209227582U CN201821962699.XU CN201821962699U CN209227582U CN 209227582 U CN209227582 U CN 209227582U CN 201821962699 U CN201821962699 U CN 201821962699U CN 209227582 U CN209227582 U CN 209227582U
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Abstract
The utility model discloses a kind of foundation connection structures for large span steel structure rigidity suspension column and connection basis, the foundation connection structure for large span steel structure rigidity suspension column includes hemispherical steel kind design (1) and concrete foundation short column (2) setting up and down, huge embedded part is equipped in the top of concrete foundation short column (2), the huge embedded part contains pre-embedded steel slab (3) and embedded part dowel, the embedded part dowel contains more upright reinforcing bar dowels (4) and anchor steel (5), the top of reinforcing bar dowel (4) and the top of anchor steel (5) are welded with pre-embedded steel slab (3), the bottom end and pre-embedded steel slab (3) of hemispherical steel kind design (1) are welded.This, which is used for the foundation connection structure of large span steel structure rigidity suspension column and connection basis, safely and effectively, material saving to pass to basis for Elements of Space Grid Truss suspension column internal force, create conditions for the popularization and application of large span steel structure rigidity suspension column.
Description
Technical field
The utility model relates to construction engineering technical field, a kind of particularly base for large span steel structure rigidity suspension column
Plinth connection structure or a kind of connection basis for large span steel structure rigidity suspension column.
Background technique
It is non-using the closed coal of steel roofing across arch greatly or Ore stockpile under the situation being increasingly stringenter to environmental protection
It is often universal.Currently, the connection type on this steel grid structure suspension column across arch greatly and basis generallys use articulated manner.This base
Plinth stress ratio connects small in succession using rigid, but steel construction steel using amount than just connecing about 20% in succession.According to rigid connection, basis
It is also added significantly to moment of flexure outside bearing biggish horizontal force, it is a huge choose that this, which designs the connection on basis and steel kind design,
War.
Utility model content
In order to which the internal force of Elements of Space Grid Truss suspension column is preferably passed to basis.The utility model provides a kind of for greatly across steel
The foundation connection structure of structural rigidity suspension column and connection basis, this be used for large span steel structure rigidity suspension column foundation connection structure and
Elements of Space Grid Truss suspension column internal force safely and effectively, material saving can be passed to basis by connection basis, be large span steel structure rigid post
The popularization and application of foot create conditions.
The utility model solves that technical application used by its technical problem is novel to be: one kind is for large span steel structure rigidity
The foundation connection structure of suspension column, including hemispherical steel kind design and concrete foundation short column setting up and down, concrete foundation short column
Top in be equipped with huge embedded part, which contains pre-embedded steel slab and embedded part dowel, the embedded part dowel contain more it is straight
Vertical reinforcing bar dowel and anchor steel, the top of reinforcing bar dowel and the top of anchor steel are welded with pre-embedded steel slab, hemispherical
The bottom end of steel kind design and pre-embedded steel slab weld.
Pre-embedded steel slab is located at the top of concrete foundation short column, and pre-embedded steel slab is in a horizontal state, the thickness of pre-embedded steel slab
40mm~60mm.
The top of reinforcing bar dowel is connected and fixed with pre-embedded steel slab by plug welding of perforating, the top of reinforcing bar dowel and pre-embedded steel slab
Upper surface it is concordant.
The top of anchor steel and the lower surface of pre-embedded steel slab are connected by groove full-strength weld, and the length of anchor steel is small
In the length of reinforcing bar dowel.
More upright reinforcing bar dowels form multiple circular reinforcing bar circular rows, and the reinforcing bar dowel in each reinforcing bar circular row is along steel
The annular circumferencial direction uniform intervals arrangement of muscle, multiple annular center locations of reinforcing bar are identical.
More upright reinforcing bar dowels form three circular reinforcing bar circular rows, according to sequence from inside to outside, three circles
Reinforcing bar circular row be respectively the first reinforcing bar circular row, the second reinforcing bar circular row and third reinforcing bar circular row.
Pre-embedded steel slab square structure is equipped with anchor steel between the third reinforcing bar circular row and the edge of pre-embedded steel slab,
The position of anchor steel is corresponding with four angles of pre-embedded steel slab.
The bottom end of hemispherical steel kind design is located between the second reinforcing bar circular row and third reinforcing bar circular row, the first reinforcing bar circular row
The center of circle be located on the center line of hemispherical steel kind design.
Six roots of sensation anchor steel is equipped between first reinforcing bar circular row and the second reinforcing bar circular row, the six roots of sensation anchor steel is along the first steel
The annular circumferential direction of muscle is uniformly distributed, and the annular center of the first reinforcing bar is equipped with an anchor steel.
A kind of connection basis for large span steel structure rigidity suspension column, contains the above-mentioned use of concrete foundation base plate and Duo Gen
In the foundation connection structure of large span steel structure rigidity suspension column, the lower end of concrete foundation short column and the upper table of concrete foundation base plate
Face connection, concrete foundation short column are an integral structure with concrete foundation base plate.
The beneficial effects of the utility model are:
1, it can effectively have been decomposed on the basis of the connection using 3~4 foundation connection structures rigid across steel grid structure greatly
The huge internal force of property suspension column.
2, the connection type of huge embedded part not only can be effectively reduced compared with conventionally employed outer-enwraped type suspension column way
Sole plate thickness, saves concrete amount up to 30%；And connecting structure is succinct, is convenient for constructing operation, and distribution of force is uniform.
3, solve that rigidity suspension column internal force across steel grid structure greatly is huge, the problem of difficulty connect with basis, will to greatly across
Positive impetus is played in the application of steel grid structure.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Fig. 1 is the stereoscopic schematic diagram of the foundation connection structure described in the utility model for large span steel structure rigidity suspension column.
Fig. 2 is the top view of the foundation connection structure described in the utility model for large span steel structure rigidity suspension column.
Fig. 3 is in Fig. 2 along the cross-sectional view in the direction A-A.
Fig. 4 is the top view of concrete foundation base plate and concrete foundation short column.
Fig. 5 is in Fig. 4 along the cross-sectional view in the direction B-B.
Fig. 6 is the top view of huge embedded part.
Fig. 7 is in Fig. 6 along the cross-sectional view in the direction C-C.
Fig. 8 is the schematic diagram that reinforcing bar dowel is connect with steel plate by plug welding of perforating.
Fig. 9 is the schematic diagram that anchor steel is connect with steel plate by groove full-strength weld.
1, hemispherical steel kind design；2, concrete foundation short column；3, pre-embedded steel slab；4, reinforcing bar dowel；5, anchor steel；6, steel
Muscle circular row；7, the first reinforcing bar circular row；8, the second reinforcing bar circular row；9, third reinforcing bar circular row；10, concrete foundation base plate；11, steel knot
Structure rod piece.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of foundation connection structure for large span steel structure rigidity suspension column, including hemispherical steel kind design 1 setting up and down
With concrete foundation short column 2, huge embedded part is equipped in the top of concrete foundation short column 2, which contains setting up and down
Pre-embedded steel slab 3 and embedded part dowel, the embedded part dowel contains more upright reinforcing bar dowels 4 and anchor steel 5, reinforcing bar dowel
4 top and the top of anchor steel 5 are welded with pre-embedded steel slab 3, and the bottom end of hemispherical steel kind design 1 and pre-embedded steel slab 3 weld,
As shown in Figures 1 to 5.
In the present embodiment, pre-embedded steel slab 3 is located in the top of concrete foundation short column 2, and pre-embedded steel slab 3 is horizontal
State, in 40mm~60mm, four angles of the square structure of pre-embedded steel slab 3, the square are additionally provided with down the thickness of pre-embedded steel slab 3
Corner structure, as shown in Figure 6 and Figure 7.
In the present embodiment, the top of reinforcing bar dowel 4 is connected and fixed with pre-embedded steel slab 3 by plug welding of perforating, reinforcing bar dowel 4
Top it is concordant with the upper surface of pre-embedded steel slab 3.The specific method of perforation plug welding on pre-embedded steel slab 3 as shown in figure 8, open one
Then the top of reinforcing bar dowel 4 is passed through after pre-embedded steel slab 3 is slightly appeared and is welded, after being soldered by the hole more slightly larger than 4 diameter of reinforcing bar dowel
Prominent 3 surface portion of pre-embedded steel slab is polished, makes the top of reinforcing bar dowel 4 is concordant with the upper surface of pre-embedded steel slab 3 (to be located at same
In one plane).
When pre-embedded steel slab 3 is thicker, when reinforcing bar dowel 4 is thicker, the welding manner that this whole reinforcing bar penetrates steel plate is being born
It does not wear the T-type butt welding more secure and reliable of steel plate when drawing shearing than common reinforcing bar, is suitable for bearing biggish drawing shearing, it is main
Bear pulling force.As shown in fig. 6, reinforcing bar dowel 4 can be arranged symmetrically on the circumference circle of steel kind design circumferential weld two sides, effectively
Ground eliminates traditional dowel rectangular arrangement bring additional bending moment.
In the present embodiment, the top of anchor steel 5 is connect with the lower surface of pre-embedded steel slab 3 by groove full-strength weld,
The length of anchor steel 5 is less than the length of reinforcing bar dowel 4.
The top weld seam of anchor steel 5 connects pre-embedded steel slab 3 using groove full-strength weld, as shown in figure 9, such weld seam exists
The intensity of commissure is not less than steel plate self-strength, when bearing to draw shearing than common fillet weld seam more secure and reliable, fits
For bearing biggish drawing shearing, it is primarily subjected to shear.
In the present embodiment, reinforcing bar dowel 4 and anchor steel 5 are upright state, and more upright reinforcing bar dowels 4 arrange
Multiple circular reinforcing bar circular rows 6 are formed, in each reinforcing bar circular row 6, reinforcing bar dowel 4 is uniform along the circumferencial direction of reinforcing bar circular row 6
It is alternatively arranged, the center location of multiple reinforcing bar circular rows 6 is identical, as shown in Figure 6.
Specifically, more upright reinforcing bar dowels 4 form three circular reinforcing bar circular rows 6, according to sequence from inside to outside,
Three reinforcing bar circular rows 6 are respectively the first reinforcing bar circular row 7, the second reinforcing bar circular row 8 and third reinforcing bar circular row 9.The third reinforcing bar circular row 9
Four anchor steels 5, the position of four anchor steels 5 and four angles of pre-embedded steel slab 3 are equipped between the edge of pre-embedded steel slab 3
It corresponds.
The bottom end of hemispherical steel kind design 1 is located between the second reinforcing bar circular row 8 and third reinforcing bar circular row 9, such as two in Fig. 6
Circular dashed line indicates the bottom end of hemispherical steel kind design 1 and the welding position of pre-embedded steel slab 3.The center of circle of the first reinforcing bar circular row 7
On the center line of hemispherical steel kind design 1.Six roots of sensation anchor steel is equipped between first reinforcing bar circular row 7 and the second reinforcing bar circular row 8
5, which is uniformly distributed along the circumferential direction of the first reinforcing bar circular row 7, and the center of the first reinforcing bar circular row 7 is equipped with an angle
Steel dowel 5, as shown in Figure 6.
A kind of connection basis for large span steel structure rigidity suspension column is described below, this is used for large span steel structure rigidity suspension column
Connection basis containing concrete foundation base plate 10 and Duo Gen it is above-mentioned for large span steel structure rigidity suspension column basis connection knot
The lower end of structure, concrete foundation short column 2 is connect with the upper surface of concrete foundation base plate 10, concrete foundation short column 2 and coagulation
Earth foundation bottom plate 10 is an integral structure, as shown in Figures 1 to 5.
Specifically, steel structure net rack and basic junction can be split as 3~4 hemispherical steel columns according to stress size
Foot 1, to convert huge moment of flexure to the tension and compression active force of several suspension columns.In order to keep basic short column stress succinct, while
Base concrete amount is saved, the basic short column of transmitting steel kind design stress is also accordingly split as corresponding 3~4 concrete foundations
Short column 2, hemispherical steel kind design 1 are connect with steel structural rod piece 11.
The above, only specific embodiment of the utility model cannot limit the range that utility model is implemented, institute with it
With the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection scope and modification, should all still fall within
The scope that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical application
Between novel, technical application it is novel it is novel with technical application between use can be freely combined.
Claims (10)
1. a kind of foundation connection structure for large span steel structure rigidity suspension column, which is characterized in that described to be used for large span steel structure
The foundation connection structure of rigid suspension column includes hemispherical steel kind design (1) and concrete foundation short column (2) setting up and down, concrete
Huge embedded part is equipped in the top of basic short column (2), which contains pre-embedded steel slab (3) and embedded part dowel, the embedded part
Dowel contains more upright reinforcing bar dowels (4) and anchor steel (5), the top of reinforcing bar dowel (4) and the top of anchor steel (5)
End is welded with pre-embedded steel slab (3), and the bottom end and pre-embedded steel slab (3) of hemispherical steel kind design (1) are welded.
2. the foundation connection structure according to claim 1 for large span steel structure rigidity suspension column, which is characterized in that pre-buried
Steel plate (3) is located at the top of concrete foundation short column (2), and pre-embedded steel slab (3) is in a horizontal state, and the thickness of pre-embedded steel slab (3) exists
40mm~60mm.
3. the foundation connection structure according to claim 1 for large span steel structure rigidity suspension column, which is characterized in that reinforcing bar
The top of dowel (4) is connected and fixed with pre-embedded steel slab (3) by plug welding of perforating, the top and pre-embedded steel slab (3) of reinforcing bar dowel (4)
Upper surface it is concordant.
4. the foundation connection structure according to claim 1 for large span steel structure rigidity suspension column, which is characterized in that angle steel
The top of dowel (5) is connect with the lower surface of pre-embedded steel slab (3) by groove full-strength weld, and the length of anchor steel (5) is less than
The length of reinforcing bar dowel (4).
5. the foundation connection structure according to claim 1 for large span steel structure rigidity suspension column, which is characterized in that more
Upright reinforcing bar dowel (4) forms multiple circular reinforcing bar circular rows (6), and the reinforcing bar dowel (4) in each reinforcing bar circular row (6) is along steel
The circumferencial direction uniform intervals of muscle circular row (6) arrange, and the center location of multiple reinforcing bar circular rows (6) is identical.
6. the foundation connection structure according to claim 5 for large span steel structure rigidity suspension column, which is characterized in that more
Upright reinforcing bar dowel (4) forms three circular reinforcing bar circular rows (6), according to sequence from inside to outside, three circular reinforcing bars
Circular row (6) is respectively the first reinforcing bar circular row (7), the second reinforcing bar circular row (8) and third reinforcing bar circular row (9).
7. the foundation connection structure according to claim 6 for large span steel structure rigidity suspension column, which is characterized in that pre-buried
Steel plate (3) square structure is equipped with anchor steel (5) between the third reinforcing bar circular row (9) and the edge of pre-embedded steel slab (3),
The position of anchor steel (5) is corresponding with four angles of pre-embedded steel slab (3).
8. the foundation connection structure according to claim 6 for large span steel structure rigidity suspension column, which is characterized in that hemisphere
The bottom end of shape steel kind design (1) is located between the second reinforcing bar circular row (8) and third reinforcing bar circular row (9), the first reinforcing bar circular row (7)
The center of circle be located on the center line of hemispherical steel kind design (1).
9. the foundation connection structure according to claim 8 for large span steel structure rigidity suspension column, which is characterized in that first
Six roots of sensation anchor steel (5) are equipped between reinforcing bar circular row (7) and the second reinforcing bar circular row (8), the six roots of sensation anchor steel (5) is along the first steel
The circumferential direction of muscle circular row (7) is uniformly distributed, and the center of the first reinforcing bar circular row (7) is equipped with an anchor steel (5).
10. a kind of connection basis for large span steel structure rigidity suspension column, which is characterized in that described for large span steel structure rigidity
Concrete foundation base plate (10) is contained on the connection basis of suspension column and more described in claim 1 for large span steel structure rigid post
The lower end of the foundation connection structure of foot, concrete foundation short column (2) is connect with the upper surface of concrete foundation base plate (10), coagulation
Earth foundation short column (2) is an integral structure with concrete foundation base plate (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821962699.XU CN209227582U (en) | 2018-11-27 | 2018-11-27 | A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis |
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| CN201821962699.XU CN209227582U (en) | 2018-11-27 | 2018-11-27 | A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356192A (en) * | 2018-11-27 | 2019-02-19 | 中冶京诚工程技术有限公司 | A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis |
| CN111218991A (en) * | 2020-01-19 | 2020-06-02 | 中国化学工程第十一建设有限公司 | Installation method of large embedded part |
-
2018
- 2018-11-27 CN CN201821962699.XU patent/CN209227582U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356192A (en) * | 2018-11-27 | 2019-02-19 | 中冶京诚工程技术有限公司 | A kind of foundation connection structure for large span steel structure rigidity suspension column and connection basis |
| CN109356192B (en) * | 2018-11-27 | 2024-02-06 | 中冶京诚工程技术有限公司 | Foundation connection structure and connection foundation for large-span steel structure rigid column base |
| CN111218991A (en) * | 2020-01-19 | 2020-06-02 | 中国化学工程第十一建设有限公司 | Installation method of large embedded part |
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