CN111486431A - Connecting device for box column and box beam - Google Patents
Connecting device for box column and box beam Download PDFInfo
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- CN111486431A CN111486431A CN202010302821.6A CN202010302821A CN111486431A CN 111486431 A CN111486431 A CN 111486431A CN 202010302821 A CN202010302821 A CN 202010302821A CN 111486431 A CN111486431 A CN 111486431A
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- box
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- connecting plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/24—Supporting, suspending, or setting arrangements, e.g. heat shielding
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- General Engineering & Computer Science (AREA)
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Abstract
The invention provides a connecting device for a box column and a box beam, and belongs to the field of boiler steel structures. According to the connecting device for the box column and the box beam, the box column connecting plate, the box beam and the box beam connecting plate are vertically arranged, the box column connecting plate is welded on the box column body, the two box column connecting plates on the box column body are symmetrically arranged, the box beam connecting plate is welded at the end part of the box beam, and the box column connecting plate and the box beam connecting plate are fixedly connected through the bolt; the connecting device of the box-type column and the box-type beam further comprises a connecting base plate, and the connecting base plate is placed at the joint overlapping position of the box-type column and the box-type beam to adjust the manufacturing tolerance. The connecting device for the box column and the box beam can meet the strength requirement of the beam, save the cost and facilitate processing, manufacturing, transportation and installation.
Description
Technical Field
The invention relates to a connecting device for a box column and a box beam, and belongs to the field of boiler steel structures.
Background
In recent years, the power industry in China is continuously and rapidly developed, the unit grade is gradually improved from 300MW grade to the current 1000MW grade, a steel structure is an important component of the whole boiler, reasonable integral arrangement of the steel structure is an important factor for reducing the cost of the boiler, a girder with larger span can appear in the 1000MW boiler, the girder is generally a structural girder, the borne load is larger, the girder needs stronger rigidity to control the deformation of the girder, if the girder is designed into a traditional I-shaped section, the height of the girder is very high, because the stability of the beam is considered, the flange web of the beam meets the overall problem and the stability of the beam, the weight of the beam is larger, the box beam meets the design requirement, the box beam is always welded on site during design, the welding condition of the site with too thick steel plate thickness is limited, the welding process cannot be met, and the welding quantity is too large. And because of the difficulty of installation.
Disclosure of Invention
The present invention is directed to solve the above problems of the prior art, and to provide a connecting device for a box column and a box beam.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a connecting device of box post and box roof beam, the connecting device of box post and box roof beam includes box post, box post connecting plate, box roof beam and box roof beam connecting plate, and box post connecting plate are vertical placing, and the welding has box post connecting plate on the box post, and two box post connecting plate symmetries on the box post column body set up, and the tip welding box roof beam connecting plate of box roof beam passes through bolted connection between box post connecting plate and the box roof beam connecting plate and fixes.
According to the connecting device of the box column and the box beam, the thickness of the box column connecting plate and the thickness of the box beam connecting plate are determined according to the shearing force of the connecting part.
According to the connecting device of the box column and the box beam, the box column and the box column connecting plate and the box beam connecting plate are welded into a whole through high melting points.
The connecting device of the box column and the box beam further comprises a connecting base plate, and the connecting base plate is placed at the joint superposition position of the box column and the box beam to adjust the manufacturing tolerance.
According to the connecting device of the box column and the box beam, the box column connecting plate is located on the outer side of the box beam connecting plate, the distance between the box column connecting plate and the box beam connecting plate is equal to the outer side size of the box beam connecting plate on the two sides of the box beam plus the thickness of 2 connecting pads, and the box column connecting plate and the column are symmetrically arranged and welded.
According to the connecting device for the box-type columns and the box-type beams, the shapes of the box-type column connecting plate and the box-type beam connecting plate are determined according to the number and arrangement of the bolts.
The connecting device of the box column and the box beam further comprises a manhole cover plate and a sealing plate, the thickness of the manhole cover plate is not smaller than that of the upper flange of the box beam, the thickness of the sealing plate is the same as that of the connecting plate, the sealing plate and the connecting plate of the box beam form a whole to ensure the stability of the end, the inner side of the sealing plate is welded with a stair to facilitate entering the box beam for installation, and the manhole cover plate prevents water from entering the box beam.
The connecting device for the box column and the box beam can meet the strength requirement of the beam, save the cost and facilitate processing, manufacturing, transportation and installation.
Drawings
Fig. 1 is a front view of a connecting device of a box column and a box beam according to the present invention.
Fig. 2 is a top view of the connection device of the box column and the box beam according to the present invention.
The reference numbers in the figures are: 1 is a box column; 2 is a box-type column connecting plate; 3 is a box beam; 4 is a box beam connecting plate; 5 is the upper flange of the box beam; 6 is a connecting backing plate; 7 is a stair; 9 is a sealing plate; 10 is a manhole cover plate; and 11 is a bottom flange of the box girder.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawings: the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation is given, but the scope of the present invention is not limited to the following embodiments.
The first embodiment is as follows: as shown in fig. 1-2, the connection device for a box column and a box beam according to this embodiment includes a box column, a box column connection plate, a box beam, and a box beam connection plate, where the box column and the box column connection plate are both vertically placed, the box column connection plate is welded to the box column, and the two box column connection plates are symmetrically disposed on the box column, the box beam connection plate is welded to the end of the box beam, and the box column connection plate and the box beam connection plate are fixed by bolts.
According to fig. 1, the connecting plate of the box column and the box beam is trapezoidal, the column body of the box column is connected with the lower trapezoidal edge of the connecting plate of the box column, the end part of the box beam is connected with the upper trapezoidal edge of the connecting plate of the box beam, the box beam is symmetrical about the central line of the connecting plate, the width of the upper edge of the connecting plate is larger than that of the box beam, a gap between the connecting plate of the box column and the connecting plate of the box beam can be adjusted through the connecting base plate, the connecting plate of the box column and the connecting plate of the box beam are fixed through the high-strength bolt, and the structure can ensure that the box column and the box beam are connected more stably.
Example two: as shown in fig. 2, in the connecting device of the box column and the box beam according to the present embodiment, the thickness of the connecting plate of the box column and the connecting plate of the box beam is determined according to the magnitude of the shearing force at the connecting portion.
The thickness of the connecting plate is determined according to the formula of F/2 × t × h, wherein t is the plate thickness (in mm), h is the plate height (in mm), F is the support reaction force, and σ τ is the shear allowable stress (in MPa).
Example three: as shown in fig. 1, the shape of the box-type column connecting plate and the box-type beam connecting plate according to the present embodiment is determined according to the number and arrangement of bolts.
As can be seen from fig. 1, bolts are uniformly arranged near each edge of the connecting plate, a row of bolts is arranged in the middle of the connecting plate and in parallel with the upper and lower edges, and bolts are arranged on both sides of the upper and lower flanges of the box beam.
Bolts are evenly arranged on each edge of the connecting plate, a plurality of parallel bolts are arranged in the middle of the connecting plate according to the width of the plates, and bolts are arranged on the left side and the right side of the connecting plate, which are connected by the two plates. The distance between the bolts is larger than or equal to the bolt aperture phi X3, such as M22 bolts, the opening of the connecting piece is phi 24, and the distance between the two bolts is more than or equal to 24X 3. All bolts on the connecting plate are high-strength bolts.
The above description is only a preferred embodiment of the present invention, and these embodiments are based on different implementations of the present invention, and the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a connecting device of box post and box roof beam, a serial communication port, the connecting device of box post and box roof beam includes box post (1), box post connecting plate (2), box roof beam (3) and box roof beam connecting plate (4), and box post (1) and box post connecting plate (2) are vertical placing, and the welding has box post connecting plate (2) on box post (1) shaft, and two box post connecting plate (2) symmetries on box post (1) shaft set up, and box roof beam connecting plate (4) are welded to the tip of box roof beam (3), and it is fixed through bolted connection between box post connecting plate (2) and box roof beam connecting plate (4).
2. A connection arrangement of a box column and a box beam according to claim 1, characterised in that the thickness of the box column connection plate (2) and the box beam connection plate (4) is determined according to the magnitude of the shear forces at the connection.
3. A connection device of box column and box beam according to claim 1, characterized in that the box column (1) and the box column connection plate (2) and the box beam (3) and the box beam connection plate (4) are welded together by high melting.
4. A connection device of box columns and box beams according to claim 1, characterised in that it further comprises a connecting shim plate (6), where the connection of the box column (1) and the box beam (3) coincide, placing the connecting shim plate (6) to adjust manufacturing tolerances.
5. A connection device of box column and box beam according to claim 1 or 4, characterized in that the box column connection plate (2) is located outside the box beam connection plate (4), the distance between the box column connection plate (2) and the box beam connection plate is equal to the outside dimension of the box beam connection plate (4) on both sides of the box beam (3) plus the thickness of 2 connection base plates (6), and the box column connection plate (2) is welded with the column center symmetrically.
6. A connection device of box columns and box beams according to claim 1, characterised in that the shape of the box column connection plate (2) and the box beam connection plate (4) is determined according to the number and arrangement of bolts.
7. A connecting device of box column and box beam as claimed in claim 1, characterized in that the connecting device of box column (1) and box beam (3) further comprises manhole cover plate (10) and closing plate (9), the thickness of manhole cover plate (10) is not less than the thickness of upper flange (5) of box beam, the thickness of closing plate (9) is the same as the thickness of connecting plate, closing plate (9) and box beam connecting plate (4) form a whole to ensure stable end, stair (7) welded inside closing plate (9) is convenient to enter box beam (3) for installation, manhole cover plate (10) prevents water from entering box beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302821.6A CN111486431A (en) | 2020-04-17 | 2020-04-17 | Connecting device for box column and box beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302821.6A CN111486431A (en) | 2020-04-17 | 2020-04-17 | Connecting device for box column and box beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111486431A true CN111486431A (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010302821.6A Pending CN111486431A (en) | 2020-04-17 | 2020-04-17 | Connecting device for box column and box beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111486431A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090093524A (en) * | 2008-02-29 | 2009-09-02 | 에스에이치공사 | Connecting structure for form-less column and steel beams, and constructing method thereof |
| CN201756739U (en) * | 2010-07-01 | 2011-03-09 | 同济大学 | H-shaped steel beam and H-shaped steel column connecting joint structure with backing plates |
| CN104674952A (en) * | 2015-03-01 | 2015-06-03 | 长安大学 | Connection joint and connection method for box girder and box column |
| CN107268825A (en) * | 2017-08-23 | 2017-10-20 | 陈云 | Self-resetting beam column friction energy-dissipating node |
| CN206769029U (en) * | 2017-06-03 | 2017-12-19 | 河南鸿宇工业装备工程有限公司 | A kind of steel frame construction attachment means |
| CN207211393U (en) * | 2017-09-21 | 2018-04-10 | 中国十九冶集团有限公司 | Box beam column node structure |
| CN110158968A (en) * | 2019-04-15 | 2019-08-23 | 中冶天工集团有限公司 | Method for quickly mounting special-shaped curved surface steel structure bolted welding joint box type column beam |
| CN210238776U (en) * | 2019-05-20 | 2020-04-03 | 湖北省电力勘测设计院有限公司 | Section steel full-assembly type beam column joint connection structure |
-
2020
- 2020-04-17 CN CN202010302821.6A patent/CN111486431A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090093524A (en) * | 2008-02-29 | 2009-09-02 | 에스에이치공사 | Connecting structure for form-less column and steel beams, and constructing method thereof |
| CN201756739U (en) * | 2010-07-01 | 2011-03-09 | 同济大学 | H-shaped steel beam and H-shaped steel column connecting joint structure with backing plates |
| CN104674952A (en) * | 2015-03-01 | 2015-06-03 | 长安大学 | Connection joint and connection method for box girder and box column |
| CN206769029U (en) * | 2017-06-03 | 2017-12-19 | 河南鸿宇工业装备工程有限公司 | A kind of steel frame construction attachment means |
| CN107268825A (en) * | 2017-08-23 | 2017-10-20 | 陈云 | Self-resetting beam column friction energy-dissipating node |
| CN207211393U (en) * | 2017-09-21 | 2018-04-10 | 中国十九冶集团有限公司 | Box beam column node structure |
| CN110158968A (en) * | 2019-04-15 | 2019-08-23 | 中冶天工集团有限公司 | Method for quickly mounting special-shaped curved surface steel structure bolted welding joint box type column beam |
| CN210238776U (en) * | 2019-05-20 | 2020-04-03 | 湖北省电力勘测设计院有限公司 | Section steel full-assembly type beam column joint connection structure |
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Application publication date: 20200804 |
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