CN212772229U - Orifice flood discharge structure in concrete dam - Google Patents
Orifice flood discharge structure in concrete dam Download PDFInfo
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- CN212772229U CN212772229U CN202021729675.7U CN202021729675U CN212772229U CN 212772229 U CN212772229 U CN 212772229U CN 202021729675 U CN202021729675 U CN 202021729675U CN 212772229 U CN212772229 U CN 212772229U
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Abstract
The utility model relates to a concrete dam technical field especially relates to an drill way flood discharge structure in concrete dam, it includes the drill way steel lining that sets up along the rivers direction, concrete structure has been pour around the drill way steel lining, the drill way steel lining includes a plurality of steel lining festival that connect gradually the setting, the steel lining festival includes the roof, the left side board, the bottom plate, the right side board, first connection folded plate, the folded plate is connected to the second, the folded plate is connected to the third, the folded plate is connected to the fourth, each part adopts the welding seam that the welding formed to be butt weld, butt weld is for the fillet weld that the welding formed among the prior art, make things convenient for cutting groove and welding construction more, the peripheral thickness of butt weld is unanimous, welding quality and reliability all obtain improving, it is the plane to detect the operation face, the welding quality that also is convenient for detects. And, four angular edge departments of steel lining festival are not the right angle, have avoided four right angle angular edge departments stress concentration's problem, do benefit to concrete structure more and vibrate closely knit, improve construction quality.
Description
Technical Field
The utility model relates to a concrete dam technical field especially relates to an drill way flood discharge structure in concrete dam.
Background
Be provided with rectangle drill way flood discharge structure in the big-and-middle-sized concrete dam, rectangle drill way flood discharge structure includes the drill way steel lining that sets up along the rivers direction, concrete structure has been pour around the drill way steel lining, the drill way steel lining includes a plurality of steel lining festival that set gradually through the welding, the cross sectional shape of steel lining festival is the rectangle, it is by the roof, the left side board, the bottom plate, four steel sheets of right side board weld in proper order and form, because the roof, the left side board, the bottom plate, the right side board sets up mutually perpendicular in proper order, the welding seam that the welding formed is the fillet weld, the corner edge department shape of fillet weld is irregular, thickness is inconsistent, accurately detect and bring the degree of difficulty for detection means such as ray, influence welding quality. Meanwhile, stress concentration exists at four right-angle corner edges of the steel lining section, so that the vibration compaction of a concrete structure is not facilitated, and the construction quality of a rectangular orifice flood discharge structure is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a be convenient for welding quality detection, the better drill way flood discharge structure in the concrete dam of construction quality.
The utility model provides a technical scheme that its technical problem adopted is: a rectangular orifice flood discharge structure in a concrete dam comprises an orifice steel lining arranged along the water flow direction, a concrete structure is poured around the orifice steel lining, the orifice steel lining comprises a plurality of steel lining sections which are sequentially connected, each steel lining section comprises a top plate, a left side plate, a bottom plate, a right side plate, a first connecting folded plate, a second connecting folded plate, a third connecting folded plate and a fourth connecting folded plate, the left side and the right side of the top plate are respectively connected with the first connecting folded plate, the first connecting folded plate is positioned below the top plate, and the included angle between the top plate and the first connecting folded plate is 90-180 degrees;
the upper side and the lower side of the left side plate are respectively provided with a second connecting folded plate in a connecting way, the second connecting folded plate is positioned at the right side of the left side plate, the included angle between the left side plate and the second connecting folded plate is between 90 degrees and 180 degrees, the left side and the right side of the bottom plate are respectively provided with a third connecting folded plate in a connecting way, the third connecting folded plate is positioned above the bottom plate, the included angle between the bottom plate and the third connecting folded plate is between 90 degrees and 180 degrees, the upper side and the lower side of the right side plate are respectively provided with a fourth connecting folded plate in a connecting way, the fourth connecting folded plate is positioned at the left side of the right side plate, and the included angle between the right side;
the first connecting folded plate on the left side of the top plate is connected with the second connecting folded plate on the upper side of the left side plate in a welding mode, and a welding seam formed by welding the first connecting folded plate on the left side of the top plate and the second connecting folded plate on the upper side of the left side plate is a butt welding seam;
the second connecting folded plate on the lower side of the left side plate is connected with the third connecting folded plate on the left side of the bottom plate in a welding mode, and a welding seam formed by welding the second connecting folded plate on the lower side of the left side plate and the third connecting folded plate on the left side of the bottom plate is a butt welding seam;
the third connecting folded plate on the right side of the bottom plate and the fourth connecting folded plate on the lower side of the right side plate are connected together in a welding mode, and a welding seam formed by welding the third connecting folded plate on the right side of the bottom plate and the fourth connecting folded plate on the lower side of the right side plate is a butt welding seam;
the fourth connecting folded plate on the upper side of the right side plate is connected with the first connecting folded plate on the right side of the top plate in a welding mode, and a welding seam formed by welding the fourth connecting folded plate on the upper side of the right side plate and the first connecting folded plate on the right side of the top plate is a butt welding seam.
Furthermore, the top plate and the bottom plate are the same in shape and size, the top plate and the bottom plate are arranged in parallel, the left side plate and the right side plate are the same in shape and size, and the left side plate and the right side plate are arranged in parallel.
Further, the included angle between the top plate and the first connecting folded plate is 135 degrees, the included angle between the left side plate and the second connecting folded plate is 135 degrees, the included angle between the bottom plate and the third connecting folded plate is 135 degrees, and the included angle between the right side plate and the fourth connecting folded plate is 135 degrees.
Further, the first connecting folded plate, the second connecting folded plate, the third connecting folded plate and the fourth connecting folded plate are all the same in shape and size.
Further, the top plate and the first connecting folded plate are of an integral structure.
Further, the left side panel and the second connecting folded plate are of an integral structure.
Further, the bottom plate and the third connecting folded plate are of an integral structure.
Further, the right side plate and the fourth connecting folded plate are of an integral structure.
The invention has the beneficial effects that: through setting up first connection folded plate, the second connection folded plate, folded plate and fourth connection folded plate are connected to the third, the roof, the left side board, bottom plate and right side board are through first connection folded plate, the folded plate is connected to the second, folded plate and fourth connection folded plate weld into the steel lining festival in proper order, the welding seam that the welding formed is butt weld, butt weld is for the fillet weld that the welding formed among the prior art, make things convenient for cutting groove and welding construction more, the peripheral thickness of butt weld is unanimous, welding quality and reliability all obtain the improvement, it is the plane to detect the working face, also be convenient for welding quality to detect. And, four angular edge departments of steel lining festival are not the right angle, have avoided four right angle angular edge departments stress concentration's problem, do benefit to concrete structure more and vibrate closely knit, improve construction quality.
Drawings
FIG. 1 is a schematic structural view of an orifice steel liner;
FIG. 2 is a schematic structural view of a steel lining segment;
the label is: steel lining segment 1, top panel 11, left side panel 12, bottom panel 13, right side panel 14, first connecting flap 15, second connecting flap 16, third connecting flap 17, fourth connecting flap 18.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
The orientations referred to below are based on the orientation of the components in fig. 2.
As shown in fig. 1 and 2, the utility model discloses an orifice flood discharge structure in concrete dam, including the orifice steel lining that sets up along the rivers direction, concrete structure has been pour around the orifice steel lining, the orifice steel lining includes a plurality of steel lining festival 1 that connect gradually the setting, steel lining festival 1 includes roof 11, left side board 12, bottom plate 13, right side board 14, still includes first connection folded plate 15, second connection folded plate 16, third connection folded plate 17, fourth connection folded plate 18, the left and right sides of roof 11 is connected respectively and is provided with a first connection folded plate 15, first connection folded plate 15 is located the below of roof 11, and the contained angle between roof 11 and first connection folded plate 15 is between 90 ° -180 °;
the upper side and the lower side of the left side plate 12 are respectively provided with a second connecting folded plate 16 in a connecting way, the second connecting folded plate 16 is positioned at the right side of the left side plate 12, the included angle between the left side plate 12 and the second connecting folded plate 16 is between 90 degrees and 180 degrees, the left side and the right side of the bottom plate 13 are respectively provided with a third connecting folded plate 17 in a connecting way, the third connecting folded plate 17 is positioned above the bottom plate 13, the included angle between the bottom plate 13 and the third connecting folded plate 17 is between 90 degrees and 180 degrees, the upper side and the lower side of the right side plate 14 are respectively provided with a fourth connecting folded plate 18 in a connecting way, the fourth connecting folded plate 18 is positioned at the left side of the right side plate 14, and the included angle between the right side plate 14 and;
the first connecting folded plate 15 on the left side of the top plate 11 is connected with the second connecting folded plate 16 on the upper side of the left side plate 12 in a welding mode, and a welding seam formed by welding the first connecting folded plate 15 on the left side of the top plate 11 and the second connecting folded plate 16 on the upper side of the left side plate 12 is a butt welding seam;
the second connecting folded plate 16 at the lower side of the left side plate 12 and the third connecting folded plate 17 at the left side of the bottom plate 13 are connected together in a welding mode, and a welding seam formed by welding the second connecting folded plate 16 at the lower side of the left side plate 12 and the third connecting folded plate 17 at the left side of the bottom plate 13 is a butt welding seam;
the third connecting folded plate 17 on the right side of the bottom plate 13 is connected with the fourth connecting folded plate 18 on the lower side of the right side plate 14 in a welding mode, and a welding seam formed by welding the third connecting folded plate 17 on the right side of the bottom plate 13 and the fourth connecting folded plate 18 on the lower side of the right side plate 14 is a butt welding seam;
the fourth connecting flap 18 on the upper side of the right side plate 14 is connected with the first connecting flap 15 on the right side of the top plate 11 by welding, and the welding seam formed by welding the fourth connecting flap 18 on the upper side of the right side plate 14 and the first connecting flap 15 on the right side of the top plate 11 is a butt welding seam.
The welding line formed by welding each part of the steel lining section 1 is a butt welding line, compared with the fillet welding line formed by welding in the prior art, the butt welding line is more convenient for groove cutting and welding construction, the peripheral thickness of the butt welding line is consistent, the welding quality and reliability are improved, the detection working face is a plane, and the detection of the welding quality is also convenient. And, four angular edge departments of steel lining festival 1 are not the right angle, have avoided four right angle angular edge departments stress concentration's problem, do benefit to concrete structure more and vibrate closely knit, improve construction quality.
Specifically, in order to ensure the strength of the orifice steel lining structure formed by the steel lining segments 1, as shown in fig. 2, the top plate 11, the left side plate 12, the bottom plate 13 and the right side plate 14 are all rectangular, the top plate 11 and the bottom plate 13 have the same shape and size, the top plate 11 and the bottom plate 13 are arranged in parallel, the left side plate 12 and the right side plate 14 have the same shape and size, and the left side plate 12 and the right side plate 14 are arranged in parallel. To further facilitate the welding operation, the angle between the top panel 11 and the first connecting flap 15 is 135 °, the angle between the left side panel 12 and the second connecting flap 16 is 135 °, the angle between the bottom panel 13 and the third connecting flap 17 is 135 °, and the angle between the right side panel 14 and the fourth connecting flap 18 is 135 °. The first connecting flap 15, the second connecting flap 16, the third connecting flap 17 and the fourth connecting flap 18 are preferably rectangular in shape, and the first connecting flap 15, the second connecting flap 16, the third connecting flap 17 and the fourth connecting flap 18 are all the same in shape and size. The steel lining section 1 is good in overall regularity and uniform in stress, and the quality and the service life of the steel lining section are improved.
To facilitate the processing of the top panel 11 and the first linkage flap 15, the top panel 11 and the first linkage flap 15 are integrally formed. Similarly, the bottom panel 13 and the third connecting flap 17 are integrally formed, and the right side panel 14 and the fourth connecting flap 18 are integrally formed.
Claims (8)
1. Orifice flood discharge structure in concrete dam, including the drill way steel lining that sets up along the rivers direction, concrete structure has been pour around the drill way steel lining, and drill way steel lining includes a plurality of steel lining festival (1) that connect gradually the setting, and steel lining festival (1) includes roof (11), left side board (12), bottom plate (13), right side board (14), its characterized in that: the foldable roof is characterized by further comprising a first connecting folded plate (15), a second connecting folded plate (16), a third connecting folded plate (17) and a fourth connecting folded plate (18), wherein the left side and the right side of the roof plate (11) are respectively provided with the first connecting folded plate (15) in a connecting mode, the first connecting folded plate (15) is located below the roof plate (11), and an included angle between the roof plate (11) and the first connecting folded plate (15) is 90-180 degrees;
the upper side and the lower side of the left side plate (12) are respectively provided with a second connecting folded plate (16) in a connecting way, the second connecting folded plate (16) is positioned at the right side of the left side plate (12), the included angle between the left side plate (12) and the second connecting folded plate (16) is 90-180 degrees, the left side and the right side of the bottom plate (13) are respectively provided with a third connecting folded plate (17) in a connecting way, the third connecting folded plate (17) is positioned above the bottom plate (13), the included angle between the bottom plate (13) and the third connecting folded plate (17) is 90-180 degrees, the upper side and the lower side of the right side plate (14) are respectively provided with a fourth connecting folded plate (18) in a connecting way, the fourth connecting folded plate (18) is positioned at the left side of the right side plate (14), and the included angle between the right side plate (14) and the fourth connecting folded plate (;
the first connecting folded plate (15) on the left side of the top plate (11) is connected with the second connecting folded plate (16) on the upper side of the left side plate (12) in a welding mode, and a welding seam formed by welding the first connecting folded plate (15) on the left side of the top plate (11) with the second connecting folded plate (16) on the upper side of the left side plate (12) is a butt welding seam;
the second connecting folded plate (16) on the lower side of the left side plate (12) is connected with the third connecting folded plate (17) on the left side of the bottom plate (13) in a welding mode, and a welding seam formed by welding the second connecting folded plate (16) on the lower side of the left side plate (12) and the third connecting folded plate (17) on the left side of the bottom plate (13) is a butt welding seam;
the third connecting folded plate (17) on the right side of the bottom plate (13) is connected with the fourth connecting folded plate (18) on the lower side of the right side plate (14) in a welding mode, and a welding seam formed by welding the third connecting folded plate (17) on the right side of the bottom plate (13) with the fourth connecting folded plate (18) on the lower side of the right side plate (14) is a butt welding seam;
the fourth connecting folded plate (18) on the upper side of the right side plate (14) is connected with the first connecting folded plate (15) on the right side of the top plate (11) in a welding mode, and a welding seam formed by welding the fourth connecting folded plate (18) on the upper side of the right side plate (14) and the first connecting folded plate (15) on the right side of the top plate (11) is a butt welding seam.
2. An aperture flood discharge structure in a concrete dam according to claim 1, wherein: the top plate (11) and the bottom plate (13) are the same in shape and size, the top plate (11) and the bottom plate (13) are arranged in parallel, the left side plate (12) and the right side plate (14) are the same in shape and size, and the left side plate (12) and the right side plate (14) are arranged in parallel.
3. An aperture flood discharge structure in a concrete dam according to claim 2, wherein: the included angle between the top plate (11) and the first connecting folded plate (15) is 135 degrees, the included angle between the left side plate (12) and the second connecting folded plate (16) is 135 degrees, the included angle between the bottom plate (13) and the third connecting folded plate (17) is 135 degrees, and the included angle between the right side plate (14) and the fourth connecting folded plate (18) is 135 degrees.
4. An aperture flood discharge structure in a concrete dam according to claim 3, wherein: the first connecting folded plate (15), the second connecting folded plate (16), the third connecting folded plate (17) and the fourth connecting folded plate (18) are all the same in shape and size.
5. An aperture flood discharge structure in a concrete dam according to claim 1, wherein: the top plate (11) and the first connecting folded plate (15) are of an integral structure.
6. An aperture flood discharge structure in a concrete dam according to claim 1, wherein: the left side plate (12) and the second connecting folded plate (16) are of an integral structure.
7. An aperture flood discharge structure in a concrete dam according to claim 1, wherein: the bottom plate (13) and the third connecting folded plate (17) are of an integral structure.
8. An aperture flood discharge structure in a concrete dam according to claim 1, wherein: the right side plate (14) and the fourth connecting folded plate (18) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729675.7U CN212772229U (en) | 2020-08-18 | 2020-08-18 | Orifice flood discharge structure in concrete dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021729675.7U CN212772229U (en) | 2020-08-18 | 2020-08-18 | Orifice flood discharge structure in concrete dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212772229U true CN212772229U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021729675.7U Active CN212772229U (en) | 2020-08-18 | 2020-08-18 | Orifice flood discharge structure in concrete dam |
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| Country | Link |
|---|---|
| CN (1) | CN212772229U (en) |
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- 2020-08-18 CN CN202021729675.7U patent/CN212772229U/en active Active
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