CN220335713U - Device suitable for spatial angle location of steel arch rib arch foot connecting section - Google Patents
Device suitable for spatial angle location of steel arch rib arch foot connecting section Download PDFInfo
- Publication number
- CN220335713U CN220335713U CN202321079344.7U CN202321079344U CN220335713U CN 220335713 U CN220335713 U CN 220335713U CN 202321079344 U CN202321079344 U CN 202321079344U CN 220335713 U CN220335713 U CN 220335713U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 238000003466 welding Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a device suitable for spatial angle positioning of a steel arch rib arch foot connecting section. The utility model comprises a support seat, wherein the support seat comprises at least one positioning supporting surface extending in a horizontal plane; at least one first guiding and positioning support piece arranged on the positioning support surface, wherein each first guiding and positioning support piece comprises a first positioning surface; at least two second guiding and positioning support pieces arranged on the positioning support surface, wherein each second guiding and positioning support piece comprises a second positioning surface; when the steel arch rib and arch foot connecting section is positioned on the supporting seat, the bottom plane is attached to the positioning supporting surface, the first side plane is attached to the first positioning surface, and the second side plane is attached to the second positioning surface. The utility model solves the problem that the connecting section can be positioned rapidly and accurately under the condition that the pre-splicing of the arch springing cannot be realized, reduces the safety risk, saves the production cost and improves the production efficiency.
Description
Technical Field
The utility model relates to the technical field of steel arched girder manufacturing, in particular to a device suitable for spatial angle positioning of a steel arch rib arch foot connecting section.
Background
With the development of steel structure bridges in recent years, steel materials and welding requirements are greatly improved, and meanwhile, attractive appearance is also greatly improved.
Compared with parallel arches, the inward-inclined space variable-section basket arch bridge has a forward-bridge curve line shape and a transverse-bridge inclination angle, the whole line shape is space three-dimensional, and the line shape is difficult to control. Meanwhile, the steel arch base is of a large-size space hexagonal special-shaped structure, serves as a foundation for the whole steel arch bridge to be lifted up and down, is a source for line type precision control, is dense in internal components, high in welding requirements and complex in space relation, and the connecting sections of the arch ribs on two sides are of variable-section space structures, so that the control of the whole space position precision of the connecting sections of the steel arch base is a key for guaranteeing the line type erection of bridge positions.
However, the existing steel arch rib and arch foot connecting section has the problems of slow positioning, poor positioning precision and the like due to the heavy weight
Disclosure of Invention
Therefore, the technical problems to be solved by the utility model are to solve the problems of slow positioning, poor positioning precision and the like of the steel arch rib and arch foot connecting section in the prior art, and provide the device suitable for positioning the space angle of the steel arch rib and arch foot connecting section, and the device can be used for rapidly and accurately positioning the connecting section under the condition that the arch foot cannot be pre-spliced, so that the safety risk is reduced, the production cost is saved, and the production efficiency is improved.
In order to solve the above technical problems, the present utility model provides a device suitable for spatial angular positioning of a steel arch rib and arch leg connecting section, where the steel arch rib and arch leg connecting section includes a bottom plane, and a first side plane and a second side plane extending along the bottom plane, and the device includes:
the support seat comprises at least one positioning bearing surface extending in a horizontal plane;
at least one first guiding and positioning support piece arranged on the positioning support surface, wherein each first guiding and positioning support piece comprises a first positioning surface;
at least two second guiding and positioning support pieces arranged on the positioning support surface, wherein each second guiding and positioning support piece comprises a second positioning surface;
when the steel arch rib and arch foot connecting section is positioned on the supporting seat, the bottom plane is attached to the positioning supporting surface, the first side plane is attached to the first positioning surface, and the second side plane is attached to the second positioning surface.
In one embodiment of the utility model, the first and/or second guiding and positioning support comprises a support plate and a stiffening plate, the support plate being connected to the positioning support surface by means of the stiffening plate.
In one embodiment of the utility model, the stiffening plate is attached to the locating support surface by full penetration welding.
In one embodiment of the present utility model, the material of the first guiding and positioning support and/or the second guiding and positioning support is Q345qD.
In one embodiment of the utility model, the positioning support surface is inclined to the horizontal.
In one embodiment of the present utility model, the support base includes a base and a support structure disposed on the base, wherein a cross section of the support structure is trapezoidal and has two opposite bearing plates, and each bearing plate is provided with the positioning support surface.
In one embodiment of the present utility model, the material of each bearing plate is Q345qD.
In one embodiment of the present utility model, the number of the first guiding and positioning supports is one, and the number of the second guiding and positioning supports is two.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
the device suitable for positioning the space angle of the connecting section of the steel arch rib arch foot has the advantages of simple structure, convenience and feasibility in operation, and the positioning device is arranged at the assembling position of the connecting section, so that the rapid and accurate space positioning of the connecting section can be realized, and the overall quality and the production efficiency of the steel arch seat are greatly improved; meanwhile, the device also plays a supporting role in the assembling process of the connecting section, so that potential safety hazards are reduced. The utility model is suitable for installing the arch foot connecting section of the steel arch bridge, and can quickly and accurately align and position by only designing the guiding and positioning support pieces in three directions according to any space angle, has simple use and convenient operation, greatly improves the working efficiency of field detection personnel, shortens the lifting and positioning time and reduces the potential safety hazard.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.
Fig. 1 is a schematic view of the overall structure of the spatial angular positioning device of the present utility model.
Fig. 2 is a schematic view of the steel rib foot connection of the present utility model after positioning.
Fig. 3 is a schematic view of the support base of the present utility model.
Fig. 4 is a schematic view of the first and second guide positioning supports of the present utility model.
Description of the specification reference numerals:
100. steel arch rib arch foot connecting section; 110. a bottom plane; 120. a first side plane; 130. a second side plane;
1. a support base; 11. positioning the bearing surface; 12. a base; 13. a support structure;
2a, a first guiding and positioning support; 21a, a first positioning surface; 22. a support plate; 23. stiffening plates;
2b, a second guiding and positioning support; 21b, a second locating surface.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
In the present utility model, if directions (up, down, left, right, front and rear) are described, they are merely for convenience of description of the technical solution of the present utility model, and do not indicate or imply that the technical features must be in a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, "a plurality of" means one or more, and "a plurality of" means two or more, and "greater than", "less than", "exceeding", etc. are understood to not include the present number; "above", "below", "within" and the like are understood to include this number. In the description of the present utility model, the description of "first" and "second" if any is used solely for the purpose of distinguishing between technical features and not necessarily for the purpose of indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the present utility model, unless clearly defined otherwise, terms such as "disposed," "mounted," "connected," and the like should be construed broadly and may be connected directly or indirectly through an intermediate medium, for example; the connecting device can be fixedly connected, detachably connected and integrally formed; can be mechanically connected, electrically connected or capable of communicating with each other; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.
Referring to fig. 1 to 4, an apparatus of the present utility model for spatially angularly positioning a steel rib arch connecting segment 100, the steel rib arch connecting segment 100 including a bottom plane 110 and first and second side planes 120 and 130 extending along the bottom plane 110, comprises:
a support base 1, wherein the support base 1 comprises at least one positioning bearing surface 11 extending in a horizontal plane;
at least one first guiding and positioning support 2a provided on said positioning support surface 11, each of said first guiding and positioning support 2a comprising a first positioning surface 21a;
at least two second guiding and positioning supports 2b provided on the positioning support surface 11, each of the second guiding and positioning supports 2b including a second positioning surface 21b;
when the steel arch rib and arch foot connecting section 100 is positioned on the supporting seat 1, the bottom plane 110 is attached to the positioning supporting surface 11, the first side plane 120 is attached to the first positioning surface 21a, and the second side plane 130 is attached to the second positioning surface 21 b.
In some embodiments, the first guiding and positioning support 2a and/or the second guiding and positioning support 2b comprise a support plate 22 and a stiffening plate 23, the support plate 22 being connected to the positioning support surface 11 by the stiffening plate 23.
Through the arrangement, the first guiding and positioning support piece 2a and the second guiding and positioning support piece 2b are simple and portable, and the positioning is accurate; the positioning and guiding of the connection section during lifting and falling can be satisfied, the angles of the two directions can be determined through the first positioning surface 21a and the second positioning surface 21b, and the weight of the steel arch rib arch foot connection section 100 can be supported.
In some embodiments, the stiffening plate 23 is connected to the locating support surface 11 by full penetration welding; the material of the first guiding and positioning support 2a and/or the second guiding and positioning support 2b is Q345qD. The first guiding and positioning support piece 2a and the second guiding and positioning support piece 2b have high rigidity and do not deform after being stressed.
In some embodiments, the positioning support surface 11 is inclined to the horizontal and is 45 ° from the horizontal.
In some embodiments, the support base 1 includes a base 12 and a support structure 13 disposed on the base 12, where the cross section of the support structure 13 is trapezoidal and has two opposite bearing plates, and each bearing plate is provided with the positioning support surface; the material of each bearing plate is Q345qD, and the supporting structure 13 and the base 12 are assembled by adopting transverse and longitudinal reinforced partition plates.
In some embodiments, the number of the first guiding and positioning supports 2a is one, and the number of the second guiding and positioning supports 2b is two. The positioning and supporting of the steel arch rib and arch foot connecting section 100 can be completed through three parts, and the cost is saved.
In some embodiments, the bottom plane 110, the first side plane 120 and the second side plane 130 are perpendicular to each other, the positioning support surface 11 extends obliquely to the horizontal plane along the first direction, the first positioning surface 21a has a normal line along the second direction, the second positioning surface 21b has a normal line along the third direction, the normal line of the first positioning surface 21a is perpendicular to the normal line of the second positioning surface 21b, the normal line of the second positioning surface 21b is parallel to the first direction, and the normal line of the first positioning surface 21a is parallel to the positioning support surface 11.
Specifically, a space model of the connecting section can be established by utilizing the stereo modeling, and the configuration position and the size of the first guiding and positioning support 2a and the second guiding and positioning support 2b are determined according to the stress.
Specifically, the first guide positioning support 2a and the second guide positioning support are precisely blanked by wire cutting.
Specifically, the high-precision three-dimensional measuring instrument is utilized to draw out the specific installation positions of the first guiding and positioning support piece 2a and the second guiding and positioning support piece, assembly welding is carried out, and after welding, the high-precision three-dimensional measuring instrument is utilized to check whether the deformation after welding is within the precision allowable deviation range.
During actual use, the steel arch rib and arch foot connecting section 100 is hoisted, the steel arch rib and arch foot connecting section 100 is slowly close to the positioning supporting surface 11, the steel arch rib and arch foot connecting section 100 is positioned to an accurate position through the guiding action of the first guiding positioning supporting piece 2a and the second guiding positioning supporting piece 2b, the first side plane 120 and the first positioning surface 21a and the second side plane 130 and the second positioning surface 21b of the steel arch rib and arch foot connecting section 100 are attached, the accurate positioning of the steel arch rib and arch foot connecting section 100 in space angle is realized, the steel arch rib and arch foot connecting section 100 is hoisted continuously at the positioning angle position, the steel arch rib and arch foot connecting section is translated to a designated position, and the subsequent bridge installation work is carried out.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model, and all such modifications and equivalents are intended to be encompassed in the scope of the claims of the present utility model.
Claims (8)
1. A device adapted for spatial angular positioning of a steel rib arch connecting segment, the steel rib arch connecting segment (100) comprising a bottom plane (110) and first (120) and second (130) side planes extending along the bottom plane (110), characterized by comprising:
a support (1), the support (1) comprising at least one positioning bearing surface (11) extending in a horizontal plane;
at least one first guiding and positioning support (2 a) arranged on the positioning support surface (11), wherein each first guiding and positioning support (2 a) comprises a first positioning surface (21 a);
at least two second guiding and positioning supports (2 b) arranged on the positioning support surface (11), wherein each second guiding and positioning support (2 b) comprises a second positioning surface (21 b);
when the steel arch rib and arch foot connecting section (100) is positioned on the supporting seat (1), the bottom plane (110) is attached to the positioning supporting surface (11), the first side plane (120) is attached to the first positioning surface (21 a), and the second side plane (130) is attached to the second positioning surface (21 b).
2. A device for the spatial angular positioning of steel arch springing segments according to claim 1, characterized in that said first guiding and positioning support (2 a) and/or said second guiding and positioning support (2 b) comprise a support plate (22) and a stiffening plate (23), said support plate (22) being connected to said positioning support surface (11) by means of said stiffening plate (23).
3. A device for the spatial angular positioning of steel arch rib and leg connection sections according to claim 2, characterized in that said stiffening plates (23) are connected to said positioning support surface (11) by means of full penetration welding.
4. A device for the spatial angular positioning of steel arch rib connecting segments according to claim 1, characterized in that the material of the first guiding and positioning support (2 a) and/or the second guiding and positioning support (2 b) is Q345qD.
5. A device for the spatial angular positioning of steel arch springing segments according to claim 1, characterized in that said positioning support surface (11) is inclined to the horizontal.
6. A device for spatial angular positioning of steel arch rib and foot connection sections according to claim 1, characterized in that the support base (1) comprises a base (12) and a support structure (13) provided on the base (12), the support structure (13) being trapezoidal in cross section and having two bearing plates arranged opposite each other, each bearing plate being provided with the positioning bearing surface (11).
7. A device for spatially angularly positioning a steel rib abutment segment according to claim 6 wherein each said bearing plate is formed of Q345qD.
8. A device for the spatial angular positioning of steel arch rib connecting segments according to claim 1, characterized in that the number of first guiding and positioning supports (2 a) is one and the number of second guiding and positioning supports (2 b) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321079344.7U CN220335713U (en) | 2023-05-08 | 2023-05-08 | Device suitable for spatial angle location of steel arch rib arch foot connecting section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321079344.7U CN220335713U (en) | 2023-05-08 | 2023-05-08 | Device suitable for spatial angle location of steel arch rib arch foot connecting section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220335713U true CN220335713U (en) | 2024-01-12 |
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ID=89459415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321079344.7U Active CN220335713U (en) | 2023-05-08 | 2023-05-08 | Device suitable for spatial angle location of steel arch rib arch foot connecting section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220335713U (en) |
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2023
- 2023-05-08 CN CN202321079344.7U patent/CN220335713U/en active Active
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