CN211524308U - Chimney outside device of encorbelmenting - Google Patents
Chimney outside device of encorbelmenting Download PDFInfo
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- CN211524308U CN211524308U CN201922436334.4U CN201922436334U CN211524308U CN 211524308 U CN211524308 U CN 211524308U CN 201922436334 U CN201922436334 U CN 201922436334U CN 211524308 U CN211524308 U CN 211524308U
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Abstract
The utility model discloses a chimney outside device of encorbelmenting, including the chimney, one side outer fixed surface of chimney is connected with the steel bracket top edge of a wing, and one side surface of chimney is close to the position fixedly connected with steel bracket bottom edge of a wing of lower extreme, fixedly connected with web between steel bracket top edge of a wing and the steel bracket bottom edge of a wing, the quantity of web is two, two the web is parallel arrangement, and one side outward appearance of web personally submits the slope setting, the steel bracket bottom edge of a wing is parallel arrangement with the steel bracket top edge of a wing, and the length on steel bracket bottom edge of a wing is greater than the length on steel bracket top edge of a wing, fixedly connected with reinforcement and built-in fitting between steel bracket bottom edge of a wing and the chimney, the built-in fitting sets up between reinforcement and steel bracket bottom edge of a wing. The utility model discloses it is difficult to reduce the construction of big flue support, saves flue below space, improves the security of flue support under earthquake and wind load effect.
Description
Technical Field
The utility model relates to a chimney technical field specifically is a chimney outside device of encorbelmenting.
Background
Along with the rapid development of economy in China, the power industry develops rapidly, but at present, coal is mainly consumed in the power industry, pollutants such as sulfur dioxide, nitrogen oxides, smoke dust and the like generated in the combustion process of a boiler and the largest in pollution of a thermal power plant are generated, fog drops are removed from smoke gas after passing through a desulfurization system through a demister, the smoke gas is heated and heated through a heat exchanger, the smoke gas is sent into a chimney through a clean smoke channel, and then the smoke gas is discharged into the atmosphere through the chimney.
One side of a traditional clean flue is connected with an absorption tower, the other side of the traditional clean flue is connected with a flue in a chimney, the height of the traditional clean flue is very high no matter the clean flue is connected with the absorption tower in an ejection or side-out mode, the height of the traditional clean flue is usually about 30 meters, the traditional clean flue is connected with the flue in the chimney, an expansion joint is usually arranged at 1500mm out of the chimney wall and is supported by a flue support, a concrete flue support is usually designed, the concrete flue support is close to the chimney and collides with a chimney foundation and usually takes root on the chimney foundation, the load transmitted by the flue support is also considered when the chimney foundation is calculated, the bending moment generated by the flue support under the action of earthquake and wind load is also considered, and the traditional concrete flue support is high and has great construction difficulty and influences the construction of the chimney foundation.
Therefore, the chimney outer side cantilever device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chimney outside device of encorbelmenting to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chimney outside device of encorbelmenting, includes the chimney, one side surface fixedly connected with steel bracket top flange of chimney, and one side surface of chimney is close to the position fixedly connected with steel bracket bottom flange of lower extreme, fixed connection has the web between steel bracket top flange and the steel bracket bottom flange, the quantity of web is two.
The construction difficulty of the high and large flue support is reduced, the space below the flue is saved, and the safety of the flue support under the action of earthquake and wind load is improved.
Preferably, the two webs are arranged in parallel, and the outer surface of one side of each web is obliquely arranged.
The web is used for connecting the lower flange of the steel bracket and the upper flange of the steel bracket.
Preferably, the steel bracket lower flange and the steel bracket upper flange are arranged in parallel, and the length of the steel bracket lower flange is greater than that of the steel bracket upper flange.
The stability of the chimney can be better guaranteed.
Preferably, fixedly connected with reinforcement and built-in fitting between steel corbel bottom flange and the chimney, the built-in fitting sets up between reinforcement and steel corbel bottom flange.
The lower flange of the steel bracket is connected with the upper flange of the steel bracket through an embedded part and a chimney.
Preferably, the reinforcement alternates in the inside of chimney, and the reinforcement is unanimous with steel corbel bottom flange direction.
And the installation of the embedded part is reinforced, and the installation stability of the embedded part is ensured.
Preferably, the steel corbel top flange is fixedly connected with the chimney through a reinforcing member, and the direction of the reinforcing member is consistent with that of the steel corbel top flange.
The reinforcement can be more stably installed.
Preferably, the outer surface of the other side of the web is fixedly connected with the chimney.
The steel bracket supporting device is used for supporting the lower flange of the steel bracket and the upper flange of the steel bracket.
Compared with the prior art, the beneficial effects of the utility model are that:
the method is characterized in that an embedded part outside the chimney is adopted, an upper flange of a steel bracket and a lower flange of the steel bracket are welded on the embedded part to support an expansion joint outside the chimney, a support below the expansion joint outside the chimney directly acts on the upper flange of the steel bracket and the lower flange of the steel bracket and is reliably connected with the support below the flue, the displacement caused by the thermal expansion of the flue is compensated by the expansion joint, no horizontal force is transmitted to the chimney, and stress components of the upper flange of the steel bracket and the lower flange of the steel bracket are clear in stress, safe and reliable, simple in construction, reliable in theoretical calculation, small in section, high in bearing capacity and the like; the bending moment of the upper end is born by the upper flange of the steel bracket and the lower flange of the steel bracket, the end shearing force is born by the web plate, the upper flange of the steel bracket and the lower flange of the steel bracket are connected with the embedded parts to adopt completely welded butt-joint welding seams, when the welding seam quality is a first-level welding seam, the welding seam is connected with steel at equal strength, when the welding seam quality is at three levels, the tensile strength of the welding seam needs to be checked, the outer embedded parts are fixedly connected with a chimney through reinforcing parts, the connection is more stable, the operation of a user is convenient, the construction difficulty of a tall flue support is reduced, the space below the flue is saved, and the safety of the flue support under the action of earthquake and wind load is.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a combined view of the chimney and the upper flange of the steel bracket of the utility model.
In the figure: 1. a chimney; 2. a steel corbel upper flange; 3. a web; 4. a steel corbel lower flange; 5. a reinforcement; 6. an embedded part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a chimney outside device of encorbelmenting, as shown in figure 1, including chimney 1, one side outer fixed surface of chimney 1 is connected with steel bracket top flange 2, and one side surface of chimney 1 is close to position fixedly connected with steel bracket bottom flange 4 of lower extreme, fixed connection has web 3 between 2 and the steel bracket bottom flange 4 on the steel bracket top flange, the quantity of web 3 is two.
By adopting the technical scheme, the construction difficulty of the high and large flue support is reduced, the space below the flue is saved, and the safety of the flue support under the action of earthquake and wind load is improved.
Specifically, as shown in fig. 1, the two webs 3 are arranged in parallel, and an outer surface of one side of the web 3 is inclined.
By adopting the technical scheme, the web 3 is used for connecting the lower flange 4 of the steel bracket and the upper flange 2 of the steel bracket.
Specifically, as shown in fig. 1, the steel corbel lower flange 4 and the steel corbel upper flange 2 are arranged in parallel, and the length of the steel corbel lower flange 4 is greater than that of the steel corbel upper flange 2.
By adopting the technical scheme, the stability of the chimney 1 can be better ensured.
Specifically, as shown in fig. 1 and 2, a reinforcing member 5 and an embedded part 6 are fixedly connected between the lower flange 4 of the steel corbel and the chimney 1, and the embedded part 6 is arranged between the reinforcing member 5 and the lower flange 4 of the steel corbel.
By adopting the technical scheme, the lower flange 4 of the steel bracket is connected with the upper flange 2 of the steel bracket through the embedded part 6 and the chimney 1.
Specifically, as shown in fig. 1, the reinforcing member 5 is inserted into the chimney 1, and the direction of the reinforcing member 5 is consistent with that of the lower flange 4 of the steel corbel.
By adopting the technical scheme, the installation of the embedded part 6 is reinforced, and the installation stability is ensured.
Specifically, as shown in fig. 2, the steel corbel top flange 2 is fixedly connected with the chimney 1 through a reinforcing member 5, and the direction of the reinforcing member 5 is consistent with that of the steel corbel top flange 2.
Through adopting above-mentioned technical scheme, can be with the installation that reinforcement 5 is more stable.
Specifically, as shown in fig. 2, the outer surface of the other side of the web 3 is fixedly connected with the chimney 1.
Through adopting above-mentioned technical scheme for support steel corbel bottom flange 4 and steel corbel top flange 2.
The working principle is as follows: the method is characterized in that an embedded part 6 outside a chimney 1 is adopted, a steel bracket upper flange 2 and a steel bracket lower flange 4 are welded on the embedded part to support an expansion joint outside the chimney 1, a support below the expansion joint outside the chimney 1 directly acts on the steel bracket upper flange 2 and the steel bracket lower flange 4 and is reliably connected with the support below a flue, the displacement caused by the thermal expansion of the flue is compensated by the expansion joint, no horizontal force is transmitted to the chimney 1, and stress components of the steel bracket upper flange 2 and the steel bracket lower flange 4 are clear in stress, safe and reliable, and have the advantages of simple construction, reliable theoretical calculation, small cross section and high bearing capacity; the bending moment of the upper end is born by the upper flange 2 of the steel bracket and the lower flange 4 of the steel bracket, the end shear force is born by the web 3, the upper flange 2 of the steel bracket and the lower flange 4 of the steel bracket are connected with the embedded part 6 to adopt the butt weld which is completely welded through, when the weld quality is a first-level weld, the weld is connected with steel with equal strength, when the weld quality is three-level, the tensile strength of the weld is required to be checked, the outer embedded part 6 is fixedly connected with the chimney 1 through the reinforcing part 5, so that the connection is more stable, the operation of a user is convenient, the construction difficulty of the high and large flue support is reduced, the space below the flue is saved, and the safety of the flue support under the action of earthquake and wind load.
The using method comprises the following steps: the reinforcing member 5 and the embedded part 6 are welded, then the reinforcing member 5 and the embedded part 6 are fixed inside the chimney 1, and then the steel corbel upper flange 2, the steel corbel lower flange 4 and the web plate 3 are fixed, so that the cantilever device and the chimney 1 are fixed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a chimney outside device of encorbelmenting, includes chimney (1), its characterized in that: one side surface fixedly connected with steel bracket top flange (2) of chimney (1), and one side surface of chimney (1) is close to position fixedly connected with steel bracket bottom flange (4) of lower extreme, fixed connection has web (3) between steel bracket top flange (2) and steel bracket bottom flange (4), the quantity of web (3) is two.
2. The chimney outer cantilever device according to claim 1, characterized in that: two the web (3) is parallel arrangement, and the outer surface of one side of the web (3) is inclined arrangement.
3. The chimney outer cantilever device according to claim 1, characterized in that: the steel bracket bottom flange (4) and the steel bracket top flange (2) are arranged in parallel, and the length of the steel bracket bottom flange (4) is greater than that of the steel bracket top flange (2).
4. The chimney outer cantilever device according to claim 1, characterized in that: fixedly connected with reinforcement (5) and built-in fitting (6) between steel corbel bottom flange (4) and chimney (1), built-in fitting (6) set up between reinforcement (5) and steel corbel bottom flange (4).
5. The chimney outer cantilever device according to claim 4, wherein: reinforcing member (5) alternate in the inside of chimney (1), and reinforcing member (5) and steel corbel bottom flange (4) direction unanimous.
6. The chimney outer cantilever device according to claim 4, wherein: the steel bracket top flange (2) is fixedly connected with the chimney (1) through the reinforcing piece (5), and the direction of the reinforcing piece (5) is consistent with that of the steel bracket top flange (2).
7. The chimney outer cantilever device according to claim 2, characterized in that: the outer surface of the other side of the web plate (3) is fixedly connected with the chimney (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922436334.4U CN211524308U (en) | 2019-12-30 | 2019-12-30 | Chimney outside device of encorbelmenting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922436334.4U CN211524308U (en) | 2019-12-30 | 2019-12-30 | Chimney outside device of encorbelmenting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211524308U true CN211524308U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922436334.4U Active CN211524308U (en) | 2019-12-30 | 2019-12-30 | Chimney outside device of encorbelmenting |
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| CN (1) | CN211524308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027207A (en) * | 2021-03-12 | 2021-06-25 | 中国建筑一局(集团)有限公司 | Detachable beam frame for supporting squat silo steel platform |
-
2019
- 2019-12-30 CN CN201922436334.4U patent/CN211524308U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027207A (en) * | 2021-03-12 | 2021-06-25 | 中国建筑一局(集团)有限公司 | Detachable beam frame for supporting squat silo steel platform |
| CN113027207B (en) * | 2021-03-12 | 2022-09-16 | 中国建筑一局(集团)有限公司 | Detachable beam frame for supporting squat silo steel platform |
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