CN213043226U - H-shaped steel main transformer frame beam structure - Google Patents
H-shaped steel main transformer frame beam structure Download PDFInfo
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- CN213043226U CN213043226U CN202020598572.5U CN202020598572U CN213043226U CN 213043226 U CN213043226 U CN 213043226U CN 202020598572 U CN202020598572 U CN 202020598572U CN 213043226 U CN213043226 U CN 213043226U
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Abstract
The utility model belongs to the technical field of the main business turn over line framework technique of transformer substation and specifically relates to a H shaped steel owner becomes framework crossbeam structure, including crossbeam, steel-pipe column, angle steel, connecting piece, its characterized in that: the cross beam is made of H-shaped steel; the corresponding part of the bottom of the corner limb at one side of the angle steel is welded on the upper wing and the lower wing at one side of the web plate of the cross beam to form a vertical handrail; a plurality of vertical supporting rods are uniformly distributed along the length direction of the cross beam; the side wall of a handrail cross bar is welded on the tops of corner limbs on one side of a plurality of angle steels; a wire hanging plate is welded on the bottom surface of the lower wing of the cross beam; the bottom surface of the lower wing of the cross beam is connected with the top end of the steel pipe column by adopting a plurality of connecting pieces along the length direction. Compared with the prior art, the utility model has simple structure and reasonable design, improves the conventional lattice type main variable framework beam in the power industry into a single H-shaped steel beam, and can save about 30 percent of steel consumption; the installation construction period can be shortened, and the construction cost is saved.
Description
Technical Field
The utility model belongs to the technical field of the transformer substation owner becomes business turn over line framework technique and specifically relates to a H shaped steel owner becomes framework crossbeam structure.
Background
In order to meet the requirement of main transformer incoming and outgoing lines in the power transformation engineering, a main transformer framework is generally required to be arranged, and incoming and outgoing line hanging points are arranged on a framework cross beam.
At present, a main transformer framework beam in a conventional transformer substation is mostly a lattice type triangular cross-section beam, and a main body structure of the main transformer framework beam is composed of angle steel, as shown in an attached drawing 1.
The lattice type steel beam is complex in installation process, low in efficiency and high in engineering cost, and the existing type steel beam needs to be improved based on the reasons.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide one kind and adopt single H shaped steel to replace lattice formula triangle-shaped cross-section crossbeam to increase substantially the site operation progress, practice thrift the main truss crossbeam of steel.
For realizing above-mentioned purpose, design an H shaped steel owner becomes framework crossbeam structure, including crossbeam, steel-pipe column, angle steel, connecting piece, its characterized in that:
the cross beam is made of H-shaped steel;
the corresponding part of the bottom of the corner limb at one side of the angle steel is welded on the upper wing and the lower wing at one side of the beam web plate to form a vertical handrail; a plurality of vertical supporting rods are uniformly distributed along the length direction of the cross beam;
the side wall of a handrail cross bar is welded on the tops of corner limbs on one side of a plurality of angle steels;
the bottom surface of the lower wing of the cross beam is provided with a wire hanging plate;
the bottom surface of the lower wing of the cross beam is connected with the top end of the steel pipe column by adopting a plurality of connecting pieces along the length direction.
Furthermore, the wire hanging plate adopts a steel plate with a wire threading hole or a hook piece.
Furthermore, a plurality of stiffening plates are uniformly distributed between the upper wing and the lower wing on two sides of the web plate of the cross beam along the length direction.
Furthermore, three wire hanging plates are arranged along the length direction of the cross beam, and the three wire hanging plates correspond to A, B, C three-phase cables respectively; the three line hanging plates are respectively and correspondingly positioned below the different stiffening plates.
Furthermore, the connecting piece adopts another H-shaped steel.
Furthermore, screw holes are respectively arranged on the lower wings at two sides of the web plate of the cross beam and the upper wings at two sides of the web plate of the connecting piece at the connecting position, and the screw holes are used for connecting the cross beam and the connecting piece by adopting double-nut bolts.
Furthermore, two sides of the web plate of the connecting piece are respectively provided with another stiffening plate.
Furthermore, the other stiffening plate is correspondingly positioned between the two screw holes.
Furthermore, the handrail cross rod adopts a round steel pipe or a square steel pipe or a triangular steel pipe or an angle steel.
Furthermore, the cross beam is made of galvanized hot-rolled H-shaped steel.
Compared with the prior art, the utility model has simple structure and reasonable design, improves the conventional lattice type main variable framework beam in the power industry into a single H-shaped steel beam, and can save about 30 percent of steel consumption; the molding is simpler, and processing preparation and installation are all comparatively simple, can shorten installation construction period, practice thrift engineering cost.
Drawings
Fig. 1 is a schematic cross-sectional view of a conventional lattice main frame beam.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a schematic view of the middle cross beam of the present invention showing a connection part connected to a steel pipe column.
Fig. 5 is a partial schematic view of the cross beam at the position of the stiffening plate and the wire hanging plate of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and examples.
Example 1
Referring to fig. 2-5, an H-shaped steel main frame beam structure comprises a beam 1, a steel pipe column 8, angle steel 3 and a connecting piece 7, and is characterized in that:
the cross beam 1 is made of H-shaped steel;
the corresponding part of the bottom of the corner limb at one side of the angle steel 3 is welded on the upper wing and the lower wing at one side of the web plate of the cross beam 1 to form a vertical handrail; a plurality of vertical supporting rods are uniformly distributed along the length direction of the cross beam 1; the side wall of a handrail cross rod 5 is welded on the top of one side corner limb of the angle steels 3; the bottom surface of the lower wing of the beam 1 is provided with a wire hanging plate 4, and the wire hanging plate 4 is connected with the beam 1 in a welding mode and used for hanging a cable; the bottom surface of the lower wing of the cross beam 1 is connected with the top end of the steel pipe column 8 along the length direction by adopting a plurality of connecting pieces 7.
In this example, the connecting member 7 is made of another H-shaped steel, and screw holes are respectively formed in the lower wings at both sides of the web of the cross beam 1 and the upper wings at both sides of the web of the connecting member 7 at the joint, and the cross beam 1 and the connecting member 7 are connected by double-nut bolts 6.
Furthermore, the thread hanging plate 4 is made of a steel plate with thread holes or is provided with a hook piece. In the embodiment, three wire hanging plates 4 are arranged along the length direction of the beam 1, and the three wire hanging plates 4 correspond to A, B, C three-phase cables respectively; the three wire hanging plates 4 are respectively and correspondingly positioned below the different stiffening plates 2. Referring to fig. 5, a steel plate with threading holes is used as a thread hanging plate.
Furthermore, a plurality of stiffening plates 2 are uniformly distributed between the upper wing and the lower wing on two sides of the web plate of the cross beam 1 along the length direction to increase the stability of the cross beam, and the stiffening plates 2 are preferably arranged on the cross beam 1 at positions corresponding to the wire hanging plates 4, because the positions are concentrated stress points.
Furthermore, two sides of the web plate of the connecting piece 7 are respectively provided with another stiffening plate 9, and generally, the other stiffening plate 9 is arranged between the two screw holes.
Furthermore, the handrail cross rod 5 can be made of round steel tubes, square steel tubes, triangular steel tubes or other section steel. In addition, the vertical supporting rod can also adopt angle steel, square steel pipe, triangular pipe, spline steel and other section steels.
Furthermore, the cross beam 1 adopts galvanized hot-rolled H-shaped steel to improve the corrosion resistance in the air, so that the service life of the framework is prolonged.
The utility model discloses well all steel members are all at mill's processing and do anticorrosive treatment, then transport to the job site and install, improve the efficiency of construction, reduction of erection time.
Claims (10)
1. The utility model provides a H shaped steel owner becomes framework crossbeam structure, includes crossbeam (1), steel-pipe column (8), angle steel (3), connecting piece (7), its characterized in that:
the cross beam (1) adopts H-shaped steel;
the corresponding part of the bottom of the corner limb at one side of the angle steel (3) is welded on the upper wing and the lower wing at one side of the web plate of the cross beam (1) to form a vertical handrail; a plurality of vertical supporting rods are uniformly distributed along the length direction of the cross beam (1);
the side wall of a handrail cross rod (5) is welded on the tops of corner limbs on one side of a plurality of angle steels (3);
the bottom surface of the lower wing of the beam (1) is provided with a wire hanging plate (4);
the bottom surface of the lower wing of the cross beam (1) is connected with the top end of the steel pipe column (8) by adopting a plurality of connecting pieces (7) along the length direction.
2. The cross beam structure of a main frame of H-section steel according to claim 1, wherein: the thread hanging plate (4) is made of a steel plate with thread holes or a hook piece.
3. The cross beam structure of a main frame of H-section steel according to claim 1, wherein: and a plurality of stiffening plates (2) are uniformly distributed between the upper wing and the lower wing on the two sides of the web plate of the cross beam (1) along the length direction.
4. The cross beam structure of a main frame of H-section steel according to claim 3, wherein: three wire hanging plates (4) are arranged along the length direction of the cross beam (1), and the three wire hanging plates (4) correspond to A, B, C three-phase cables respectively; the three line hanging plates are respectively and correspondingly positioned below the different stiffening plates (2).
5. The cross beam structure of a main frame of H-section steel according to claim 1, wherein: the connecting piece (7) adopts another H-shaped steel.
6. The cross beam structure of a main frame of H-section steel according to claim 5, wherein: screw holes are respectively arranged on the lower wings at two sides of the web plate of the cross beam (1) and the upper wings at two sides of the web plate of the connecting piece (7) at the connecting part, and the screw holes are connected with the cross beam (1) and the connecting piece (7) by double-nut bolts (6).
7. The cross beam structure of an H-section steel main frame of claim 6, wherein: two sides of the web plate of the connecting piece (7) are respectively provided with another stiffening plate (9).
8. The cross beam structure of a main frame of H-section steel according to claim 7, wherein: the other stiffening plate (9) is positioned between the two screw holes.
9. The cross beam structure of a main frame of H-section steel according to claim 1, wherein: the handrail cross rod (5) adopts a round steel pipe or a square steel pipe or a triangular steel pipe or an angle steel.
10. The cross beam structure of a main frame of H-section steel according to claim 1, wherein: the beam (1) is made of galvanized hot-rolled H-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598572.5U CN213043226U (en) | 2020-04-20 | 2020-04-20 | H-shaped steel main transformer frame beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598572.5U CN213043226U (en) | 2020-04-20 | 2020-04-20 | H-shaped steel main transformer frame beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213043226U true CN213043226U (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020598572.5U Active CN213043226U (en) | 2020-04-20 | 2020-04-20 | H-shaped steel main transformer frame beam structure |
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|---|---|
| CN (1) | CN213043226U (en) |
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- 2020-04-20 CN CN202020598572.5U patent/CN213043226U/en active Active
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