CN206646649U - The connecting joint structure of column and girder steel - Google Patents
The connecting joint structure of column and girder steel Download PDFInfo
- Publication number
- CN206646649U CN206646649U CN201720394219.3U CN201720394219U CN206646649U CN 206646649 U CN206646649 U CN 206646649U CN 201720394219 U CN201720394219 U CN 201720394219U CN 206646649 U CN206646649 U CN 206646649U
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- girder steel
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Abstract
The utility model discloses a kind of column and the connecting joint structure of girder steel, including column and the girder steel being fixed on above column, the bottom surface of the end of girder steel is plane, and the end of girder steel has leading flank and trailing flank, also include crab-bolt, steel plate, angle steel and nut, for crab-bolt at least provided with four, nut quantity is identical with crab-bolt quantity, and angle steel is at least provided with two；The lower end of crab-bolt is embedded to the top of the column；The middle part of the lower surface of steel plate has a channel-section steel, and is embedded to column upper end.The stress performance of the column of column and steel beam connecting joint of the present utility model is similar to framed bent, but the stress performance of girder steel is similar to arch, horizontal force be present, thus stress performance and framed bent are slightly different, and the connecting node stress of the utility model design is clear and definite, workable, applied in a large amount of engineerings, it facts have proved that it is safe and reliable, similar item can be used for reference, especially suitable for the column of single storey industry workshop and the connecting joint structure of girder steel.
Description
Technical field
The utility model belongs to building structure technology field, is related to a kind of architectural engineering and combining structure.
Background technology
Perfect with the continuous development being continuously increased with long strands of China's steel yield, steel construction has obtained rapidly
Development, industry and civil buildings in applications it is more and more, newly constructed the factory buildings and large span venue at some, also some change
Make the enlarging of project and add in layer construction, the connection of increasing steel construction and concrete structure, such as concrete column occur
The connection of the connection of connection, steel column and beams of concrete with steel column, girder steel and concrete column, these connections pass through chemical anchors mostly
Bolt or expansion bolt connection.
Wherein, the connected mode of traditional girder steel and concrete column is portal-rigid frames (Fig. 1) or bent structure (Fig. 2), but
Both modes, it is not ideal in speed of application, cost, thermal-insulating waterproof effect and compressive property etc.；Therefore in recent years, it is long
The more single storey industry workshop in tessellated region uses the structure type of reinforced concrete pile herringbone girder steel, due to this structure both NOT gate
Formula rigid frame (Fig. 1), and unconventional bent structure (Fig. 2), on the one hand, the connecting node of existing reinforced concrete pile herringbone girder steel
Processing mode be girder steel one end with concrete column articulated, the other end is slide hinged with post, but this kind of method is cumbersome, and construction is multiple
It is miscellaneous；On the other hand, although the structure of this reinforced concrete pile herringbone girder steel takes full advantage of the compressive property and steel of concrete column
The anti-bending strength of beam, but the regulation of respective standard is made in calculating and construction of the national regulation not yet to this node, does not also have
Ready-made specification or the maps and census records of the border regions can be quoted directly.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of connecting joint structure of column and girder steel, this practicality
New column and the stress performance of the column of steel beam connecting joint are similar to framed bent, but the stress performance of girder steel is similar to arch,
Horizontal force be present, thus stress performance and framed bent are slightly different, the connecting node stress of the utility model design is clear and definite, operable
Property it is strong, applied in a large amount of engineerings, in practice it has proved that it is safe and reliable, and similar item can be used for reference, especially suitable for individual layer work
The column of industry factory building and the connecting joint structure of girder steel.
In order to solve the above technical problems, the technical scheme that the utility model uses is：
A kind of connecting joint structure of column and girder steel is provided, including column and the girder steel that is fixed on above the column,
The bottom surface of the end of the girder steel is plane, and the end of girder steel has leading flank and trailing flank, in addition to crab-bolt, steel plate, angle
Steel and nut, for the crab-bolt at least provided with four, nut quantity is identical with crab-bolt quantity, and the angle steel is at least provided with two；
The lower end of the crab-bolt is embedded to the top of the column；
The middle part of the lower surface of the steel plate has a channel-section steel, and the steel plate and its channel-section steel are embedded to the upper of the column
End；
The steel plate has through hole corresponding with the crab-bolt, and the bottom surface of the end of the girder steel has and the crab-bolt pair
The perforate answered, the upper end of the crab-bolt pass through the perforate of the through hole and the girder steel of the steel plate, and by corresponding with crab-bolt
Nut, which is twisted, is connected the steel plate and the girder steel in crab-bolt；
Each angle steel is made up of orthogonal side plate and bottom plate, the bottom plate of an angle steel and the steel plate
Upper surface is welded and the leading flank of side plate and the girder steel welds, the upper surface of the bottom plate of another angle steel and the steel plate
The trailing flank of welding and side plate and the girder steel is welded；
The depth that the crab-bolt is embedded in the column is 20-30 times of the crab-bolt diameter；
A diameter of 24mm of the crab-bolt, the thickness of the steel plate is 16mm, and the height of the channel-section steel is 100mm, described
The wall thickness of channel-section steel is 10mm.
Further say, the size of the upper surface of the column is more than the size of the steel plate, the steel plate it is front and rear away from
From the longitudinal separation of the end more than the girder steel.
Further say, the girder steel behaviour font girder steel, the column is armored concrete concrete post.
Further say, in addition to purlin, the purlin are fixed between girder steel and the roof color steel.
Further say, the perforate of the girder steel is Φ 25.5mm × 50mm slotted hole.
Further say, the crab-bolt is provided with four, and the angle steel is provided with two.
The beneficial effects of the utility model are：
Firstth, the bottom surface of girder steel of the present utility model offers slotted hole, mainly easy for installation, before being twisted eventually due to crab-bolt
Girder steel and steel plate etc. have horizontal stretch deformation under Gravitative Loads, and this aspect can reduce the horizontal thrust of column top,
Column is favourable；On the other hand girder steel mid span moment and amount of deflection can be made to increase；Because this horizontal force is smaller, so this influence
Also it is smaller, can solve the problems, such as amount of deflection when designing girder steel by arch camber, and intensity surplus meets to require；
Secondth, the horizontal force between column and girder steel is by the frictional force transmission between girder steel and column, if the friction
Power is inadequate, then must set shear key, because crab-bolt can not transmit horizontal force, and because steel beam bottom of the present utility model opens up
There is slotted hole, can reduce column top horizontal thrust, i.e., frictional force reduces, it is not necessary to shear key is set, can just meet that design will
Ask, construction is relatively easy, and the duration is relatively short, easily realizes；
3rd, angle steel is welded between the steel plate and girder steel of column top of the present utility model, for transmitting at node
Horizontal force and shearing force, strengthen the intensity of node and the anti-bending strength of girder steel；
4th, it is easy when the connected mode between column of the present utility model and girder steel causes using software modelings such as PKPM
Realize, each parameter can be precalculated, ensure the accuracy of design and the safety and stability of engineering；
5th, the speed of application of reinforced concrete pile of the present utility model and herringbone steel beam connecting joint is fast, and cost is small, protects
Temperature, waterproof effect are preferable, at present using more and more extensive；
6th, the bottom of the steel plate of connecting node of the present utility model has a channel-section steel, can transmit girder steel and column it
Between shearing, strengthen the weight capacity of girder steel and the anti-bending strength of girder steel；
The stress performance of the column of column and steel beam connecting joint of the present utility model is similar to framed bent, but the stress of girder steel
Performance is similar to arch, horizontal force be present, thus stress performance and framed bent are slightly different, and beam-column connection way currently there are no
Ready-made specification or the maps and census records of the border regions, the connecting node stress of the utility model design is clear and definite, workable, should in a large amount of engineerings
With, in practice it has proved that it is safe and reliable, and similar item can be used for reference.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is one of structural representation of prior art；
Fig. 2 is the two of the structural representation of prior art；
Fig. 3 is overall structure diagram of the present utility model；
Fig. 4 is plan of the present utility model；
Fig. 5 is sectional side view of the present utility model；
Each several part mark is as follows in accompanying drawing：
Column 1, girder steel 2, perforate 21, crab-bolt 3, steel plate 4, channel-section steel 41, angle steel 5, nut 6, purlin 7, wall 8 and roof are color
Steel plate 9.
Embodiment
Illustrate specific embodiment of the present utility model below by way of particular specific embodiment, those skilled in the art can
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, i.e. under the scope of without departing substantially from disclosed in the utility model, can give different modification and change.
Embodiment：A kind of connecting joint structure of column and girder steel, as in Figure 3-5, including column 1 and it is fixed on described
The girder steel 2 of the top of column 1, the bottom surface of the end of the girder steel 2 is plane, and the end of girder steel has leading flank and trailing flank,
Also including crab-bolt 3, steel plate 4, angle steel 5 and nut 6, for the crab-bolt 3 at least provided with four, nut quantity is identical with crab-bolt quantity,
The angle steel 5 is at least provided with two；
The lower end of the crab-bolt 3 is embedded to the top of the column 1；
The middle part of the lower surface of the steel plate 4 has a channel-section steel 41, and the steel plate 4 and its channel-section steel 41 are embedded to described vertical
The upper end of post 1；
The steel plate 4 has and had and the anchor with the 3 corresponding through hole of crab-bolt, the bottom surface of the end of the girder steel 2
Perforate 21 corresponding to bolt, the upper end of the crab-bolt through the through hole and the girder steel 2 of the steel plate perforate 21, and by with anchor
Nut 6 corresponding to bolt 3, which is twisted, is connected the steel plate 4 and the girder steel 2 in crab-bolt；
Each angle steel 5 is made up of orthogonal side plate and bottom plate, the bottom plate of an angle steel and the steel plate 4
Upper surface welding and the leading flank of side plate and the girder steel 2 weld, the bottom plate of another angle steel 5 and the steel plate 4
Upper surface is welded and the trailing flank of side plate and the girder steel 2 is welded；
The depth that the crab-bolt 3 is embedded in the column is 20-30 times of the crab-bolt diameter；
Preferably, a diameter of 24mm of the crab-bolt 3, the thickness of the steel plate is 16mm, and the height of the channel-section steel is
100mm, the wall thickness of the channel-section steel is 10mm.
The size of the upper surface of the column 1 is more than the size of the steel plate 4, and the longitudinal separation of the steel plate 4 is more than institute
State the longitudinal separation of the end of girder steel 2.
The girder steel 2 is people's font girder steel, and the column 1 is armored concrete concrete post.
Also include purlin 7, the purlin 7 is fixed between the girder steel 2 and roof color steel 9.The side of the column
It is connected with wall 8.
The perforate 21 of the girder steel 2 is Φ 25.5mm × 50mm slotted hole.
The crab-bolt 3 is provided with four, and the angle steel 5 is provided with two.
Operation principle and the course of work of the present utility model are as follows：
Steel beam bottom offers slotted hole, mainly easy for installation, and girder steel and steel plate etc. are being conducted oneself with dignity before being twisted eventually due to crab-bolt
Horizontal stretch deformation is had under effect, this aspect can reduce the horizontal thrust of column top, and column is favourable；On the other hand
Girder steel mid span moment and amount of deflection can be made to increase；Because this horizontal force is smaller, thus it is this influence it is also smaller, design girder steel when can
Solve the problems, such as amount of deflection by arch camber, and intensity surplus meets to require；
Horizontal force between column and girder steel is by the frictional force transmission between girder steel and column, if the frictional force is not
It is enough, then shear key must be set, because crab-bolt can not transmit horizontal force, and because steel beam bottom of the present utility model offers length
It circular hole, can reduce column top horizontal thrust, i.e., frictional force reduces, it is not necessary to sets shear key, with regard to that can meet design requirement, applies
Work is relatively easy, and the duration is relatively short, easily realizes；
Angle steel is welded between the steel plate and girder steel of column top of the present utility model, for transmitting the horizontal force at node
And shearing force, strengthen the intensity of node and the anti-bending strength of girder steel；
Connected mode between column and girder steel is easily realized when causing using software modelings such as PKPM, can be precalculated
Each parameter, ensure the accuracy of design and the safety and stability of engineering；
The speed of application of reinforced concrete pile and herringbone steel beam connecting joint is fast, and cost is small, and insulation, waterproof effect are preferable, mesh
Preceding application is more and more extensive；
The bottom of the steel plate of connecting node has a channel-section steel, can transmit the shearing between girder steel and column, strengthens girder steel
Weight capacity and girder steel anti-bending strength.
The stress performance of the column of column and steel beam connecting joint of the present utility model is similar to framed bent, but the stress of girder steel
Performance is similar to arch, horizontal force be present, thus stress performance and framed bent are slightly different, and beam-column connection way currently there are no
Ready-made specification or the maps and census records of the border regions, the connecting node stress of the utility model design is clear and definite, workable, should in a large amount of engineerings
With, in practice it has proved that it is safe and reliable, and similar item can be used for reference.
Embodiment of the present utility model is the foregoing is only, not thereby the foregoing is only implementation of the present utility model
Example, not thereby limit the scope of the claims of the present utility model, every to be made using the utility model specification and accompanying drawing content
Equivalent structure, or other related technical areas are directly or indirectly used in, similarly it is included in patent of the present utility model and protects
In the range of shield.
Claims (6)
1. the connecting joint structure of a kind of column and girder steel, including column and the girder steel being fixed on above the column, its feature
It is：The bottom surface of the end of the girder steel is plane, and the end of girder steel has leading flank and trailing flank, in addition to crab-bolt, steel
Plate, angle steel and nut, for the crab-bolt at least provided with four, nut quantity is identical with crab-bolt quantity, and the angle steel is at least provided with two
It is individual；
The lower end of the crab-bolt is embedded to the top of the column；
The middle part of the lower surface of the steel plate has a channel-section steel, and the steel plate and its channel-section steel are embedded to the upper end of the column；
The steel plate has through hole corresponding with the crab-bolt, and the bottom surface of the end of the girder steel is with corresponding with the crab-bolt
Perforate, the upper end of the crab-bolt pass through the perforate of the through hole and the girder steel of the steel plate, and pass through nut corresponding with crab-bolt
Twist and the steel plate and the girder steel are connected in crab-bolt；
Each angle steel is made up of orthogonal side plate and bottom plate, the upper table of the bottom plate of an angle steel and the steel plate
Face is welded and the leading flank of side plate and the girder steel welds, and the upper surface of the bottom plate of another angle steel and the steel plate is welded
And the trailing flank of side plate and the girder steel is welded；
The depth that the crab-bolt is embedded in the column is 20-30 times of the crab-bolt diameter；
A diameter of 24mm of the crab-bolt, the thickness of the steel plate are 16mm, and the height of the channel-section steel is 100mm, the channel-section steel
Wall thickness be 10mm.
2. the connecting joint structure of column according to claim 1 and girder steel, it is characterised in that：The upper surface of the column
Size be more than the size of the steel plate, the longitudinal separation of the steel plate is more than the longitudinal separation of the end of the girder steel.
3. the connecting joint structure of column according to claim 1 and girder steel, it is characterised in that：The girder steel is herringbone
Girder steel, the column are armored concrete concrete post.
4. the connecting joint structure of column according to claim 1 and girder steel, it is characterised in that：Also include purlin, it is described
Purlin is fixed between girder steel and the roof color steel.
5. the connecting joint structure of column according to claim 1 and girder steel, it is characterised in that：The perforate of the girder steel is
Φ 25.5mm × 50mm slotted hole.
6. the connecting joint structure of column according to claim 1 and girder steel, it is characterised in that：The crab-bolt is provided with four
Individual, the angle steel is provided with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394219.3U CN206646649U (en) | 2017-04-15 | 2017-04-15 | The connecting joint structure of column and girder steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720394219.3U CN206646649U (en) | 2017-04-15 | 2017-04-15 | The connecting joint structure of column and girder steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206646649U true CN206646649U (en) | 2017-11-17 |
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ID=60277680
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720394219.3U Expired - Fee Related CN206646649U (en) | 2017-04-15 | 2017-04-15 | The connecting joint structure of column and girder steel |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894509A (en) * | 2017-04-15 | 2017-06-27 | 苏州中海建筑设计有限公司 | The connecting joint structure and construction method of column and girder steel |
-
2017
- 2017-04-15 CN CN201720394219.3U patent/CN206646649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894509A (en) * | 2017-04-15 | 2017-06-27 | 苏州中海建筑设计有限公司 | The connecting joint structure and construction method of column and girder steel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20180415 |
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| CF01 | Termination of patent right due to non-payment of annual fee |