CN218033099U - Horizontal bearing structure of little unit gas boiler welding - Google Patents
Horizontal bearing structure of little unit gas boiler welding Download PDFInfo
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- CN218033099U CN218033099U CN202123323459.XU CN202123323459U CN218033099U CN 218033099 U CN218033099 U CN 218033099U CN 202123323459 U CN202123323459 U CN 202123323459U CN 218033099 U CN218033099 U CN 218033099U
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Abstract
The utility model provides a little unit gas boiler welds horizontal bearing structure, belongs to the boiler strutting arrangement field, the utility model discloses a solve traditional boiler support node and need use elongated high strength bolt to install when supporting little unit gas boiler, there is the installation cost height, consume man-hour, also can cause the problem that a supporting beam stability weakens simultaneously, the utility model provides a pair of little unit gas boiler welds horizontal bearing structure, through the structural form who changes the roof beam body among the traditional support node, become two web cold steel girders by single web cold steel girder, very big increase the bearing capacity of roof beam body itself, improve the stability at during operation support node simultaneously, adopt the welded mode to replace the rigid coupling mode that passes through high strength bolt and connect, reduced the number of used gusset plate, reduced the part machining quantity, it is long when shortening the unloading, very big reduction man-hour of installation and staff's working strength.
Description
Technical Field
The utility model relates to a boiler support device field, concretely relates to horizontal bearing structure of little unit gas boiler welding.
Background
The steel industry develops rapidly in recent years, and along with the continuous atrophy of the traditional power station boiler market in China, the development of gas boiler products is increased, so that the method has important significance. The steel structure is an important component of the whole boiler and plays a role of supporting and hanging without replacement.
The cold steel beam of the boiler of the large unit power station is generally in a plate splicing welding or integrated steel single-web structure, the horizontal support can penetrate through a web plate and a connecting angle steel through high-strength bolts for connection, but the steel structure of the boiler of the small unit gas boiler is difficult to ensure the support strength by adopting a single-web beam structure due to the structural performance requirement, an auxiliary rib plate is required to be reinforced on the single-web beam structure, the thickness of the single-web beam after reinforcement is increased, so that the traditional horizontal support high-strength bolt node cannot be smoothly connected, if the mode of reinforcing by adopting the lengthened high-strength bolt or performing high-altitude repair welding after the installation of a beam web plate is adopted, the stability of the beam can be greatly weakened, meanwhile, the installation cost and the installation time can be increased, and therefore, the small unit gas boiler welding horizontal support structure connection structure is developed to solve the problems and is very suitable for actual needs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the traditional boiler supporting node connecting structure needs to use lengthened high-strength bolts for installation when supporting a small unit gas boiler, or is reinforced by high-altitude repair welding after the mounting of a beam web plate hand opening hole, the installation cost is high, the installation time is consumed, and meanwhile, the stability of a supporting beam is weakened, thereby providing a small unit gas boiler welding horizontal supporting structure;
a horizontal support structure for welding of a small unit gas boiler comprises a support node, wherein the support node comprises two double-web cold steel beams and a gusset plate, the two double-web cold steel beams are arranged in an L shape, the end part of one double-web cold steel beam is welded and fixed with the side wall of the end part of the other double-web cold steel beam, the gusset plate is arranged between the two double-web cold steel beams and is welded and fixed with each double-web cold steel beam, a horizontal support square pipe is arranged between the two support nodes, the two ends of the horizontal support square pipe are respectively welded and fixed with the gusset plate in one support node, an inclination angle is arranged between the horizontal support square pipe and the horizontally arranged double-web cold steel beams, and the inclination angle is a;
furthermore, a notch is processed at the corner of the gusset plate close to the joint of the two double-web cold steel beams, and a notch is processed at the joint of the gusset plate and the horizontal support square tube;
furthermore, an embedding groove is processed in the center of the connecting end of the horizontal supporting square tube and the gusset plate, the horizontal supporting square tube is inserted on the gusset plate through the embedding groove, and the horizontal supporting square tube and the gusset plate are welded and fixed;
further, the value range of the a is 30-60 degrees;
compared with the prior art, the utility model following beneficial effect has:
1. the utility model provides a pair of horizontal bearing structure of little unit gas boiler welding, through the structural form that changes the roof beam body in traditional support node, become two web cold steel roof beams by single web cold steel roof beam, very big increase the bearing capacity of roof beam body itself, improve simultaneously at the stability of during operation support node, adopt welded mode replacement pass through the rigid coupling mode that high strength bolt connects, the number of used gusset plate has been reduced, the parts machining quantity has been reduced, it is long when shortening the unloading, very big reduction man-hour of installation and staff's working strength.
2. The utility model provides a pair of little unit gas boiler welds horizontal bearing structure, its constitution is compared in traditional support node connection structure more simply, and it is more convenient to install, very big reduction installation cost, have economic nature more.
Drawings
FIG. 1 is a top view of a single connecting support assembly of the present invention;
FIG. 2 is a front view of a single connecting support assembly of the present invention;
FIG. 3 is a top view of a single connecting support member of a conventional support node connection structure;
FIG. 4 is a front view of a single connecting support member of a conventional support node connecting structure;
in the figure: 1 double web cold steel beam, 2 gusset plates, 3 horizontal support square pipes, 4 single web cold steel beams, 5 auxiliary gusset plates, 6 high-strength bolts and 7 fixed angle steels.
Detailed Description
The first specific implementation way is as follows: reference to fig. 1 to 4 illustrates this embodiment, this embodiment provides a little unit gas boiler welds horizontal support structure, including the support node, the support node includes two double web cold steel roof beams 1 and gusset plate 2, two double web cold steel roof beams 1 are the setting of L type, the tip of one double web cold steel roof beam 1 and the lateral wall welded fastening of another double web cold steel roof beam 1 tip, gusset plate 2 sets up between two double web cold steel roof beams 1, and gusset plate 2 and every double web cold steel roof beam 1 welded fastening, horizontal support side pipe 3 sets up between two support nodes, and the both ends of horizontal support side pipe 3 respectively with gusset plate 2 welded fastening in a support node, be equipped with the angle of inclination between the double web cold steel roof beam 1 of horizontal support side pipe 3 and horizontal setting, the angle of inclination is an.
The horizontal supporting structure for welding of the small unit gas boiler is provided in the implementation mode, the traditional connection mode is found through experience in the past in the research and development aspect, the material preparation time is longer due to the fact that the number of parts is large, the number of parts needing to be processed in the welding assembly aspect is large, the workload of welding in a factory is also large, the weight of the parts is large in the packing transportation aspect, the assembly structures of angle steel and node plates are irregular, and packing and delivery are difficult. The number of the horizontal supports of the whole boiler is large, multiple technicians are required to weld and manufacture the boiler together, and if the delivery construction period is short, the uniformity and the stability of the welding quality cannot be completely guaranteed, so that the safety of the structure is not facilitated;
this application is to above-mentioned problem, at first changes the bearing capacity that supports roof beam body structure and then increase roof beam body itself, has guaranteed its bearing nature and stability when using, adopts the welded mode to replace the rigid coupling mode that the tradition carries out the connection through high strength bolt, has reduced the number of used gusset plate, has reduced parts machining quantity, and it is long when shortening the unloading, very big reduction man-hour and staff's working strength.
The second embodiment is as follows: the present embodiment will be described with reference to fig. 1 to 4, and the present embodiment further defines the gusset plate 2 according to the first embodiment, in which a notch is formed at a corner of the gusset plate 2 near a joint between two double-web steel cold girders 1, and a notch is formed at a joint between the gusset plate 2 and a horizontal support square pipe 3. Other components and connection modes are the same as those of the first embodiment.
So set up, can reduce the solder joint of gusset plate 2 and two web cold steel girders 1 junctions on the one hand under the prerequisite that gusset plate 2 and two web cold steel girders 1 stabilize and be connected, on the other hand is favorable to the stability of being connected between gusset plate 2 and the horizontal brace side pipe 3.
The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 4, and the present embodiment further defines the horizontal support square pipe 3 according to the second embodiment, and in the present embodiment, a caulking groove is formed at the center of the connection end between the horizontal support square pipe 3 and the gusset plate 2, the horizontal support square pipe 3 is inserted into the gusset plate 2 through the caulking groove, and the horizontal support square pipe 3 and the gusset plate 2 are welded and fixed. The other components and the connection mode are the same as those of the second embodiment.
So set up, increased the area of contact between horizontal support side's pipe 3 and gusset plate 2 to gusset plate 2 can carry out stable support to horizontal support side's pipe 3.
The fourth concrete implementation mode is as follows: the present embodiment will be described with reference to fig. 1 to 4, and the present embodiment further defines the angle of the tilt angle described in the fourth embodiment, and in the present embodiment, a is in the range of 30 ° to 60 °. Other components and connection modes are the same as those of the third embodiment.
The present invention has been disclosed in the above embodiments, but the present invention is not limited thereto, and any person skilled in the art can make some changes or modifications to the equivalent embodiments without departing from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention will still belong to the technical scope of the present invention.
Principle of operation
The utility model discloses at first connect each part according to the relation of connection among the embodiment one to four when using, every horizontal support comprises horizontal support square pipe 3 and two support nodes, horizontal support square pipe 3's both ends respectively with a support node welded fastening, to all around the girder steel play the level to support firm effect. The horizontal support, the steel beams, the pipelines and the like are arranged in a matched mode to form a firm truss net plane, and the multilayer plane, the columns and the vertical supports are overlapped to form a whole set of hanging system to support and hang the power station boiler.
Claims (4)
1. The utility model provides a horizontal bearing structure of small unit gas boiler welding, includes support node, its characterized in that: support node includes two web cold steel roof beams (1) and gusset plate (2), two web cold steel roof beams (1) are the setting of L type, the tip of a two web cold steel roof beam (1) and the lateral wall welded fastening of another two web cold steel roof beam (1) tip, gusset plate (2) set up between two web cold steel roof beams (1), and gusset plate (2) and every two web cold steel roof beam (1) welded fastening, horizontal support side's pipe (3) set up between two support nodes, and the both ends of horizontal support side's pipe (3) respectively with gusset plate (2) welded fastening in a support node, be equipped with the angle of inclination between horizontal support side's pipe (3) and the two web cold steel roof beams (1) that the level set up, the angle of inclination is an.
2. The small unit gas boiler welding horizontal support structure according to claim 1, wherein: the gusset plate (2) is provided with a notch at the corner part close to the joint of the two double-web cold steel beams (1), and the gusset plate (2) is provided with a notch at the joint of the horizontal support square tube (3).
3. The small unit gas boiler welding horizontal support structure according to claim 2, wherein: therefore, an embedding groove is processed in the center of the connecting end of the horizontal supporting square pipe (3) and the gusset plate (2), the horizontal supporting square pipe (3) is inserted into the gusset plate (2) through the embedding groove, and the horizontal supporting square pipe (3) and the gusset plate (2) are welded and fixed.
4. The small unit gas boiler welding horizontal support structure according to claim 3, wherein: the value range of a is 30-60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123323459.XU CN218033099U (en) | 2021-12-27 | 2021-12-27 | Horizontal bearing structure of little unit gas boiler welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123323459.XU CN218033099U (en) | 2021-12-27 | 2021-12-27 | Horizontal bearing structure of little unit gas boiler welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218033099U true CN218033099U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123323459.XU Active CN218033099U (en) | 2021-12-27 | 2021-12-27 | Horizontal bearing structure of little unit gas boiler welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218033099U (en) |
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2021
- 2021-12-27 CN CN202123323459.XU patent/CN218033099U/en active Active
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