CN219650232U - Bench for pretensioned prestressing arch bar by long line method - Google Patents
Bench for pretensioned prestressing arch bar by long line method Download PDFInfo
- Publication number
- CN219650232U CN219650232U CN202321013572.4U CN202321013572U CN219650232U CN 219650232 U CN219650232 U CN 219650232U CN 202321013572 U CN202321013572 U CN 202321013572U CN 219650232 U CN219650232 U CN 219650232U
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- Prior art keywords
- angle steel
- arch bar
- foundation
- bench
- longline
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 65
- 239000010959 steel Substances 0.000 claims abstract description 65
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 23
- 210000003205 muscle Anatomy 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 14
- 238000010276 construction Methods 0.000 abstract description 10
- 238000009417 prefabrication Methods 0.000 abstract description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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 discloses a pedestal for a pretensioned prestressing arch bar by a long-line method, which comprises a foundation, transverse angle steel fixedly arranged on the foundation and a plurality of vertical angle steel fixedly arranged on the foundation at intervals, wherein bottom plate rib holes are formed in the transverse angle steel at intervals, and two rows of rib plate rib holes are formed in the vertical angle steel; the transverse angle steel is fixedly connected with the foundation through bolts, a reinforcing bottom plate is fixedly arranged on the foundation on the side, deviating from the tensioning side, of the transverse angle steel, and the reinforcing bottom plate is fixedly arranged on the foundation through embedded bars; and reinforcing rib plates are arranged between the two rows of rib plate rib holes on the vertical angle steel opposite to the tensioning side. According to the utility model, a plurality of spaces for fixing arch bar are formed along the length direction of the transverse angle steel, so that the arch bar can be tensioned at one time during arch tensioning, the tensioning times are saved, the construction efficiency is improved, the arch bar pedestals are combined and arranged, and the pre-stress arch bar prefabrication occupied area is reduced.
Description
Technical Field
The utility model relates to the technical field of arch bar construction, in particular to a pedestal for a pretensioned prestressed arch bar by a long-line method.
Background
In recent years, with the increasing importance of countries on grain storage, grain depot construction in various countries rapidly rises the climax, the storage capacity scale is gradually increased, and the single area is more about 21-24 multiplied by 60-138 m. Because the arch bar has thin wall and large span, the width of a single component is 1.2-2 meters, and the dead weight is about 7.8 tons-16.5 tons, the higher requirements are put on construction and installation. The arch plate manufacturing comprises two methods of site prefabrication and high-altitude in-situ cast-in-situ.
At present, more field prefabrication methods are adopted in China. The site precast method requires precast terraces with enough areas, large-tonnage cranes, wide and unobstructed site roads with enough bearing capacity, and the like.
The existing site precast method can only stretch one arch bar at a time, has low construction efficiency and occupies space.
Disclosure of Invention
The utility model provides a pedestal for a pretensioned prestressed arch bar by a long-line method, which can stretch a plurality of arch bar steel bars at one time when the arch bar is stretched, save stretching times, improve construction efficiency and reduce occupied space.
The technical problems to be solved are as follows: the existing site precast method can only stretch one arch bar at a time, has low construction efficiency and occupies space.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model relates to a pedestal for a pretensioned prestressed arch bar by a long-line method, which comprises a foundation, transverse angle steel fixedly arranged on the foundation and a plurality of vertical angle steel fixedly arranged on the foundation at intervals, wherein bottom plate rib holes are formed in the transverse angle steel at intervals, and two rows of rib plate rib holes are formed in the vertical angle steel.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long line method, which is further characterized in that transverse angle steel is fixedly connected with a foundation through bolts.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long line method, which is further characterized in that a reinforcing bottom plate is fixedly arranged on a foundation on the side of a transverse angle steel, which is deviated from tensioning.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long-line method, which is further characterized in that a reinforcing bottom plate is fixedly arranged on a foundation through embedded bars.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long line method, which is characterized in that one end of a vertical angle steel is embedded in a foundation.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long line method, which is characterized in that a reinforcing rib plate is arranged between two rows of rib plate rib holes on the side, which is away from tensioning, of vertical angle steel.
The utility model relates to a pedestal for a pretensioned prestressed arch plate by a long wire method, which is characterized in that a reinforcing rib plate is arranged in a triangle shape, one side of the reinforcing rib plate is fixedly arranged on the reinforcing rib plate, and the other side of the reinforcing rib plate is fixedly arranged on a foundation.
The utility model relates to a pedestal for a pretensioned prestressed arch bar by a long wire method, which is further characterized in that the bottom surface of a foundation, which is away from a tensioning side, is provided with a step surface.
The utility model discloses a pedestal for a pretensioned prestressed arch bar by a long line method, which is further characterized in that a plurality of bottom plate rib holes are communicated, each row of rib plate rib holes are communicated, mounting plates are respectively and fixedly arranged on the sides, deviating from tensioning, of transverse angle steel and vertical angle steel, strip holes corresponding to the bottom plate rib holes or the rib plate rib holes are formed in the mounting plates, mounting grooves are formed between the mounting plates and the corresponding transverse angle steel and vertical angle steel, adjusting plates are arranged in the mounting grooves, and jacks are arranged on the adjusting plates at intervals.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, a plurality of spaces for fixing arch bar are formed along the length direction of the transverse angle steel, so that a plurality of arch bar can be tensioned at one time when the arch bar is tensioned, the tensioning times are saved, the construction efficiency is improved, a plurality of arch bar pedestals are combined and arranged, and the pre-stress arch bar prefabrication occupied area is reduced;
2. the transverse angle steel can be reinforced by arranging the reinforcing bottom plate, so that the stability of the transverse angle steel structure is ensured when the steel bar is tensioned; the vertical angle steel can be reinforced by arranging the reinforcing rib plates, so that the stability of the vertical angle steel structure is ensured when the steel bar is tensioned;
3. through setting up the regulating plate, can select corresponding regulating plate according to the arched deck of different specifications, adaptability is stronger.
The utility model is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a side view of the present utility model;
FIG. 2 is a front view of the present utility model;
fig. 3 is a schematic structural view of the mounting plate of the present utility model.
Reference numerals:
1. a foundation; 2. transverse angle steel; 3. vertical angle steel; 4. a bottom plate rib hole; 5. rib plate rib holes; 6. reinforcing the bottom plate; 7. embedding reinforcing steel bars; 8. a step surface; 9. reinforcing rib plates; 10. a mounting plate; 11. a mounting groove; 12. an adjusting plate; 13. and a jack.
Detailed Description
Embodiment one:
as shown in fig. 1-2, the bench for pretensioned prestressed arch bars by a long line method comprises a foundation 1, transverse angle steel 2 fixedly arranged on the foundation 1 and a plurality of vertical angle steel 3 fixedly arranged on the foundation 1 at intervals, wherein bottom plate rib holes 4 are arranged on the transverse angle steel 2 at intervals, two rows of rib holes 5 are formed in the vertical angle steel 3, a space for fixing arch bar steel is formed between the transverse angle steel 2 and two adjacent vertical angle steel 3, and a plurality of spaces for fixing arch bar steel are formed along the length direction of the transverse angle steel 2, so that a plurality of arch bar steel can be tensioned at one time during arch bar tensioning, the tensioning times are saved, the construction efficiency is improved, the plurality of arch bar benches are combined, and the prefabrication occupied space of prestressed arch bars is reduced.
Specifically, horizontal angle steel 2 sets firmly on basis 1 through the bolt level, and horizontal angle steel 2 deviates from the stretch-draw side and has set firmly on basis 1 and consolidates bottom plate 6, consolidates bottom plate 6 one end and sets firmly on the curb plate that bottom plate muscle hole 4 was seted up to horizontal angle steel 2, consolidates bottom plate 6 and sets firmly on basis 1 through embedded bar 7, through setting up and consolidates bottom plate 6, can strengthen horizontal angle steel 2, guarantees its stability of horizontal angle steel 2 structure when the reinforcing bar stretch-draw.
The lower extreme of vertical angle steel 3 is pre-buried in foundation 1, and vertical angle steel 3 deviates from the stretch-draw side and is equipped with the reinforcement floor 9 between two rows of floor muscle holes 5, and the reinforcement floor 9 cross-section is triangle-shaped setting, and its one side sets firmly on the curb plate that the floor muscle hole 5 was seted up to the reinforcement floor 9, and the opposite side sets firmly on foundation 1, through setting up reinforcement floor 9, can strengthen vertical angle steel 3, guarantees its vertical angle steel 3 structure's stability when the reinforcing bar stretch-draw.
A stepped surface 8 is provided on the underside of the foundation 1 facing away from the tensioning side. The strength and anti-overturning capability of the pedestal concrete must be calculated to meet the construction bearing capacity requirement, and the strength of the pedestal concrete is not lower than C30.
Embodiment two:
referring to fig. 3, the difference from the first embodiment is that: the rib plate rib holes 4 are communicated, each row of rib plate rib holes 5 are communicated, the transverse angle steel 2 and the vertical angle steel 3 deviate from the tensioning side, the mounting plate 10 is fixedly arranged on the mounting plate 10, strip holes corresponding to the rib plate rib holes 4 or the rib plate rib holes 5 are formed in the cross section of the mounting plate 10 in an L shape, the mounting plate 10 and the corresponding transverse angle steel 2 and the corresponding vertical angle steel 3 form a mounting groove 11, adjusting plates 12 are arranged in the mounting groove 11, jacks 13 are arranged on the adjusting plates 12 at intervals, through the arrangement of the adjusting plates 12, corresponding adjusting plates 12 can be selected according to arch plates of different specifications, and the adaptability is stronger.
The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.
Claims (9)
1. A bench for a pretensioned prestressing arch bar by a long wire method, characterized in that: including basis (1), set firmly horizontal angle steel (2) and interval on basis (1) set firmly many vertical angle steel (3) on basis (1), the interval is equipped with bottom plate muscle hole (4) on horizontal angle steel (2), two are listed as floor muscle hole (5) have been seted up on vertical angle steel (3).
2. A bench for a longline pretensioned prestressed arch bar according to claim 1, wherein: the transverse angle steel (2) is fixedly connected with the foundation through bolts.
3. A bench for a longline pretensioned prestressed arch bar according to claim 2, characterized in that: the transverse angle steel (2) is away from the tensioning side and fixedly provided with a reinforcing bottom plate (6) on the foundation (1).
4. A bench for a longline pretensioned prestressed arch bar according to claim 3, wherein: the reinforcing bottom plate (6) is fixedly arranged on the foundation (1) through embedded bars (7).
5. A bench for a longline pretensioned prestressed arch bar according to claim 1, wherein: one end of the vertical angle steel (3) is pre-buried in the foundation (1).
6. A bench for a longline pretensioned prestressed arch bar according to claim 1, wherein: the vertical angle steel (3) is provided with a reinforcing rib plate (9) between two rows of rib plate rib holes (5) at the side deviating from the tensioning side.
7. A bench for a longline pretensioned prestressed arch bar according to claim 6, wherein: the reinforcing rib plates (9) are arranged in a triangle shape, one side of each reinforcing rib plate is fixedly arranged on the reinforcing rib plate (9), and the other side of each reinforcing rib plate is fixedly arranged on the foundation (1).
8. A bench for a longline pretensioned prestressed arch bar according to claim 1, wherein: the bottom surface of the foundation (1) deviating from the tensioning side is provided with a step surface (8).
9. A bench for a longline pretensioned prestressed arch bar according to claim 1, wherein: a plurality of bottom plate muscle hole (4) intercommunication sets up, every row floor muscle hole (5) intercommunication sets up, horizontal angle steel (2) and vertical angle steel (3) deviate from stretch-draw side and set firmly mounting panel (10) respectively, be equipped with on mounting panel (10) with bottom plate muscle hole (4) or the corresponding rectangular hole in floor muscle hole (5), form mounting groove (11) between mounting panel (10) and corresponding horizontal angle steel (2) and vertical angle steel (3), be equipped with regulating plate (12) in mounting groove (11), the interval is equipped with jack (13) on regulating plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013572.4U CN219650232U (en) | 2023-04-28 | 2023-04-28 | Bench for pretensioned prestressing arch bar by long line method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321013572.4U CN219650232U (en) | 2023-04-28 | 2023-04-28 | Bench for pretensioned prestressing arch bar by long line method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219650232U true CN219650232U (en) | 2023-09-08 |
Family
ID=87856277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321013572.4U Active CN219650232U (en) | 2023-04-28 | 2023-04-28 | Bench for pretensioned prestressing arch bar by long line method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219650232U (en) |
-
2023
- 2023-04-28 CN CN202321013572.4U patent/CN219650232U/en active Active
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