CN211898949U - Rotatable base device of inclined mast with truss cable structure - Google Patents
Rotatable base device of inclined mast with truss cable structure Download PDFInfo
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- CN211898949U CN211898949U CN202020034401.XU CN202020034401U CN211898949U CN 211898949 U CN211898949 U CN 211898949U CN 202020034401 U CN202020034401 U CN 202020034401U CN 211898949 U CN211898949 U CN 211898949U
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Abstract
A rotatable base device of a truss cable structure inclined mast belongs to the technical field of building construction. The base assembly is arranged on the upper portion of the base and comprises a steel casting connecting rod and a lower base assembly, the upper end of the steel casting connecting rod is fixedly connected with the mast, and the lower base assembly comprises a steel casting connecting plate, a circular connecting piece, a flange bottom plate and a plurality of reinforcing ribs. The utility model discloses a set up steel casting connecting rod and lower base subassembly, utilize articulated connected mode between the two, make in the construction of purlin structure and when the atress warp, avoid the structure to warp, cause the damage to the base structure during the displacement, provide the pivot for the installation mast simultaneously, ensure the inclination of mast, security when improving the structrual installation, through the lubrication through-hole that sets up, can pour into emollient into for articulated connection structure's contact surface, with reduce frictional resistance, slow down wearing and tearing, and prevent pollution with the washing.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to rotatable base device of purlin cable structure slope mast.
Background
The mast is used as a stressed member of the truss cable structure, and provides a net cable stretching support for the truss cable structure, and the mast base bears the weight of the mast, the load of a top inhaul cable, and the spatial deformation displacement generated by temperature stress, wind load and the like, and needs to keep the mast in a stable inclined balance state.
The base is a fixed base, rigid connection is adopted, and when horizontal load is applied to the mast, the mast structure has the defects of stress concentration, overlarge elastic stress and the like, and the deformation and displacement requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model aims to provide a solve mast base and bear yielding, the difficult problem of destruction, provide the rotation fulcrum for the installation mast simultaneously, ensure the inclination of mast, the novel mast base of the security when improving the structure installation.
The utility model provides a following technical scheme: the base assembly is arranged at the upper part of the base and comprises a steel casting connecting rod and a lower base assembly, and the upper end of the steel casting connecting rod is fixedly connected with the mast;
the lower base assembly comprises a steel cast connecting plate, a circular connecting piece, a flange bottom plate and a plurality of reinforcing ribs;
the upper part of the steel casting connecting plate is provided with an outer convex spherical contact structure, the inner side of the lower part of the steel casting connecting rod is provided with an inner concave spherical contact structure, the outer convex spherical contact structure is matched with the inner concave spherical contact structure, and the steel casting connecting plate and the steel casting connecting rod are hinged with the inner concave spherical contact structure through the outer convex spherical contact structure;
the steel casting connecting plate and the flange bottom plate are connected into a whole through a circular connecting piece and a reinforcing rib in a welding mode.
Preferably, a basic embedded part is embedded in the upper end of the base, and the flange bottom plate is fixedly installed on the upper portion of the basic embedded part.
Preferably, a plurality of adds the rib and places between steel cast connecting plate and flange bottom plate, adds the rib and is the right trapezoid structure, adds vertical one side and the ring shape connecting piece lateral wall welded connection of rib, adds the upper and lower both sides of rib respectively with the lower extreme of steel cast connecting plate and the upper end welded connection of flange bottom plate, a plurality of adds the rib and evenly arranges along the lateral wall of ring shape connecting piece.
Preferably, a circumferential foundation embedded screw is arranged between every two reinforced ribs, the upper end and the lower end of the circumferential foundation embedded screw penetrate through the steel casting connecting plate and the flange bottom plate respectively, and the upper end of the circumferential foundation embedded screw is fixedly connected with the steel casting connecting plate through a nut.
Preferably, the top of the convex spherical contact structure on the upper part of the steel casting connecting plate is provided with a lubricating through hole.
Preferably, the cast steel nodes of the base component are made of cast steel, the material of the cast steel nodes is G20Mn5N, and normalizing treatment is carried out.
Through adopting above-mentioned technique, compare with prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a set up steel and cast connecting rod and lower base subassembly, utilize the outer convex spherical contact structure on steel casting connecting plate upper portion and the articulated connected mode between the interior concave spherical contact structure of steel casting connecting rod lower part, make in the construction of purlin structure and when the atress warp, avoid structural deformation, cause the damage to base structure during the displacement, simultaneously for the installation mast provides the rotation fulcrum, ensure the inclination of mast, security when improving the structrual installation, through the lubricated through-hole that sets up, can pour into emollient into for articulated connection structure's contact surface, with the frictional resistance that reduces, slow down wearing and tearing, and prevent pollution with the washing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the base assembly of the present invention;
fig. 3 is the structural schematic diagram of the steel-cast connecting rod of the present invention.
In the figure: 1. a steel cast connecting rod; 2. a steel casting connecting plate; 3. a circular connecting piece; 4. a base embedded part; 5. pre-burying a screw rod in the annular foundation; 6. adding ribs; 7. a flange base plate; 8. a mast; 9. a base.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments of the specification. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.
Referring to fig. 1-3, a rotatable base assembly for a lattice-structured tilt mast includes a mast 8, a base 9, and a base assembly, wherein: the base assembly is arranged at the upper part of the base 9 and comprises a steel casting connecting rod 1 and a lower base assembly, and the upper end of the steel casting connecting rod 1 is fixedly connected with the mast 8;
the lower base assembly comprises a steel casting connecting plate 2, a circular connecting piece 3, a flange bottom plate 7 and a plurality of reinforcing ribs 6;
the upper part of the steel casting connecting plate 2 is provided with an outer convex spherical contact structure, the inner side of the lower part of the steel casting connecting rod 1 is provided with an inner concave spherical contact structure, the outer convex spherical contact structure is matched with the inner concave spherical contact structure, and the steel casting connecting plate 2 and the steel casting connecting rod 1 are hinged with the inner concave spherical contact structure through the outer convex spherical contact structure;
the steel casting connecting plate 2 and the flange bottom plate 7 are connected into a whole through the annular connecting piece 3 and the reinforcing rib 6 in a welding mode.
The upper end of the base 9 is embedded with a basic embedded part 4, and the flange bottom plate 7 is fixedly installed on the upper part of the basic embedded part 4.
A plurality of adds rib 6 and places between steel cast connecting plate 2 and flange bottom plate 7, adds rib 6 and is the right trapezoid structure, adds vertical one side and the 3 lateral walls welded connection of ring shape connecting piece of rib 6, adds the upper and lower both sides of rib 6 respectively with the lower extreme of steel cast connecting plate 2 and the upper end welded connection of flange bottom plate 7, and a plurality of adds rib 6 and evenly arranges along the lateral wall of ring shape connecting piece 3.
An annular foundation embedded screw rod 5 is arranged between every two reinforced ribs 6, the upper end and the lower end of the annular foundation embedded screw rod 5 penetrate through the steel casting connecting plate 2 and the flange bottom plate 7 respectively, and the upper end of the annular foundation embedded screw rod 5 is fixedly connected with the steel casting connecting plate 2 through a nut.
The top of the convex spherical contact structure on the upper part of the steel casting connecting plate 2 is provided with a lubricating through hole.
Cast steel nodes of the base assembly are made of cast steel, the material of the cast steel nodes is G20Mn5N, and normalizing treatment is carried out.
The utility model discloses when the installation mast, the main technical scheme of taking has: through the articulated connected mode between the spherical contact structure of the convex of steel casting connecting plate 2 upper portion and the spherical contact structure of the concave type of steel casting connecting rod 1 lower part, can provide the pivot for installing mast 8, ensure mast 8's inclination, when the truss cable structure construction or when the atress warp, this articulated connected structure control mast 8 is along the atress direction adjusting position, avoid causing the rigidity deformation and the damage of base component because the fixed mounting of structure.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A rotatable pedestal arrangement for a lattice-structured tilt mast comprising a mast (8), a base (9) and a pedestal assembly, characterized in that: the base assembly is arranged at the upper part of the base (9), the base assembly comprises a steel casting connecting rod (1) and a lower base assembly, and the upper end of the steel casting connecting rod (1) is fixedly connected with the mast (8);
the lower base assembly comprises a steel cast connecting plate (2), a circular connecting piece (3), a flange bottom plate (7) and a plurality of reinforcing ribs (6);
an outer convex spherical contact structure is arranged at the upper part of the steel casting connecting plate (2), an inner concave spherical contact structure is arranged at the inner side of the lower part of the steel casting connecting rod (1), the outer convex spherical contact structure is matched with the inner concave spherical contact structure, and the steel casting connecting plate (2) and the steel casting connecting rod (1) are hinged with the inner concave spherical contact structure through the outer convex spherical contact structure;
the steel casting connecting plate (2) and the flange bottom plate (7) are connected into a whole through the annular connecting piece (3) and the reinforcing rib (6) in a welding mode.
2. The rotatable base device of a lattice structured tilt mast as claimed in claim 1, characterized in that the upper end of the base (9) is embedded with a basic embedded part (4), and the flange base plate (7) is fixedly installed on the upper part of the basic embedded part (4).
3. The rotatable base device of the lattice structured inclined mast is characterized in that a plurality of reinforcing ribs (6) are arranged between the steel cast connecting plate (2) and the flange bottom plate (7), the reinforcing ribs (6) are of a right-angle trapezoid structure, one vertical side of each reinforcing rib (6) is welded with the outer side wall of the annular connecting piece (3), the upper side and the lower side of each reinforcing rib (6) are respectively welded with the lower end of the steel cast connecting plate (2) and the upper end of the flange bottom plate (7), and the reinforcing ribs (6) are uniformly distributed along the outer side wall of the annular connecting piece (3).
4. The rotatable base device of the trussed-beam inclined mast as claimed in claim 3, wherein a circumferential foundation embedded screw (5) is arranged between every two reinforced ribs (6), the upper end and the lower end of the circumferential foundation embedded screw (5) respectively penetrate through the steel casting connecting plate (2) and the flange bottom plate (7), and the upper end of the circumferential foundation embedded screw (5) is fixedly connected with the steel casting connecting plate (2) through a nut.
5. The rotatable base device of a lattice structured tilt mast as claimed in claim 1, characterized in that the top of the convex spherical contact structure at the upper part of the steel cast connecting plate (2) is provided with a lubricating through hole.
6. A pivotable substructure assembly according to claim 1, wherein the steel casting nodes of the substructure assembly are made of steel casting, G20Mn5N, normalized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034401.XU CN211898949U (en) | 2020-09-18 | 2020-09-18 | Rotatable base device of inclined mast with truss cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034401.XU CN211898949U (en) | 2020-09-18 | 2020-09-18 | Rotatable base device of inclined mast with truss cable structure |
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| Publication Number | Publication Date |
|---|---|
| CN211898949U true CN211898949U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020034401.XU Active CN211898949U (en) | 2020-09-18 | 2020-09-18 | Rotatable base device of inclined mast with truss cable structure |
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| Country | Link |
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| CN (1) | CN211898949U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033050A (en) * | 2021-08-20 | 2022-02-11 | 北京市机械施工集团有限公司 | Method for adjusting inclined mast attitude in large-span space structure |
| CN114033049A (en) * | 2021-08-20 | 2022-02-11 | 北京市机械施工集团有限公司 | Construction method of large-span space structure |
-
2020
- 2020-09-18 CN CN202020034401.XU patent/CN211898949U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033050A (en) * | 2021-08-20 | 2022-02-11 | 北京市机械施工集团有限公司 | Method for adjusting inclined mast attitude in large-span space structure |
| CN114033049A (en) * | 2021-08-20 | 2022-02-11 | 北京市机械施工集团有限公司 | Construction method of large-span space structure |
| CN114033050B (en) * | 2021-08-20 | 2023-02-17 | 北京市机械施工集团有限公司 | Method for adjusting inclined mast attitude in large-span space structure |
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