CN215857255U - No. 0 piece bracket that can have enough to meet need - Google Patents
No. 0 piece bracket that can have enough to meet need Download PDFInfo
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- CN215857255U CN215857255U CN202121685203.0U CN202121685203U CN215857255U CN 215857255 U CN215857255 U CN 215857255U CN 202121685203 U CN202121685203 U CN 202121685203U CN 215857255 U CN215857255 U CN 215857255U
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Abstract
The utility model discloses a recyclable bracket with a number 0 block, which comprises two rows of embedded components embedded in the upper part and the lower part of a pier stud respectively, wherein the embedded components comprise rectangular iron boxes symmetrically embedded in two sides of the pier stud and embedded steel pipes embedded between the rectangular iron boxes on the two sides, upper brackets are symmetrically inserted into the rectangular iron boxes on the two sides of the upper part of the pier stud, the upper brackets on the two sides are fixedly connected through counter-pulling finish rolling deformed steel bars penetrating into the embedded steel pipes and nuts, and lower brackets are symmetrically inserted into the rectangular iron boxes on the two sides of the lower part of the pier stud. According to the utility model, the brackets and the embedded parts are connected in a plug-in mode, and meanwhile, the brackets on two sides are connected through the counter-pulling finish-rolling deformed steel bars and the nuts, so that the condition that the embedded steel brackets influence the layout of main ribs and conflict with a pier stud template is effectively avoided, and the technical problems that the welding type bracket is complex to install and disassemble and cannot be turned over are effectively solved.
Description
Technical Field
The utility model relates to a number 0 bracket capable of being turned over, and belongs to the technical field of rigid frame bridge construction in bridge engineering.
Background
The construction of the No. 0 block is a key conversion process from vertical construction to horizontal cantilever construction of the rigid frame bridge, and is difficult and key points in construction. The rigid frame bridge is generally high in span deep valley or existing lines, the number 0 block constructed by adopting the falling-support frame method is neither economical nor safe, and even is not feasible when the number 0 block is high. However, the size of the No. 0 block is large, the concrete outside the pier stud is heavy, the embedded I-steel bracket is usually adopted as a fulcrum to weld the bracket to construct, the pier stud template needs to be cut into the hole by the method, all components are connected by welding, the high-altitude operation risk is large, the welding quality is difficult to guarantee, the bracket cannot be used repeatedly by adopting electric welding to cut and remove the bracket.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a number 0 bracket capable of being turned over, which has a simple structure, is convenient to construct and disassemble and overcomes the defects in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a No. 0 piece bracket that can have enough to meet need, including two rows of pre-buried subassemblies pre-buried in pier stud upper portion and lower part respectively, pre-buried subassembly includes that the symmetry is pre-buried at the rectangle iron box of pier stud both sides and pre-buried at the pre-buried steel pipe between the rectangle iron box of both sides, it has last bracket to peg graft symmetrically on the rectangle iron box of pier stud upper portion both sides, and through penetrating finish rolling deformed steel bar and the nut fixed connection in the pre-buried steel pipe between the last bracket of both sides, it has lower bracket to peg graft symmetrically on the rectangle iron box of pier stud lower part both sides, and through penetrating finish rolling deformed steel bar and the nut fixed connection in the pre-buried steel pipe between the lower bracket of both sides, fixedly connected with horizontal pole on last bracket, fixedly connected with down the lifter, and the other end fixed support of lifter is in the bottom of horizontal pole.
Further, go up the bracket and include the first "7" font steel sheet that two symmetries set up, the welding has first horizontal connection steel sheet at the top of two first "7" font steel sheets, the welding has first butt joint steel sheet between first "7" font steel sheet and first horizontal connection steel sheet, the welding has first enhancement floor between first butt joint steel sheet and the first "7" font steel sheet, the welding has first vertical joint steel sheet between the lower part of two first "7" font steel sheets.
Further, the lower bracket comprises two second 7-shaped steel plates which are symmetrically arranged, a second horizontal connecting steel plate is welded at the top of the two second 7-shaped steel plates, a second counter-pulling connecting steel plate is welded between the two second 7-shaped steel plates, a second reinforcing rib plate is welded between the second horizontal connecting steel plate and the second 7-shaped steel plates, and a second vertical connecting steel plate is welded between the lower parts of the two second 7-shaped steel plates.
Furthermore, the cross rod comprises a first double-spliced I-shaped steel, a third vertical connecting steel plate is welded at one end of the first double-spliced I-shaped steel, two groups of third reinforcing rib plates are symmetrically welded at two sides of the first double-spliced I-shaped steel, and two third horizontal connecting steel plates are respectively welded at the bottom of the first double-spliced I-shaped steel.
Furthermore, the diagonal bar is composed of double-spliced channel steel and fourth connecting steel plates welded at the upper end and the lower end of the double-spliced channel steel.
Further, fixedly connected with adjusts the pole between the adjacent horizontal pole, and the length of adjusting the pole is less than 1m, it is constituteed by the second double-spliced I-steel and the fourth vertical connecting steel plate of welding at second double-spliced I-steel both ends to adjust the pole.
Furthermore, a horizontal reinforcing rod is fixedly connected between the inclined rods.
Due to the adoption of the technical scheme, the utility model has the following advantages: according to the utility model, the brackets and the embedded parts are connected in a plug-in mode, and meanwhile, the brackets on two sides are connected through the counter-pulling finish-rolling deformed steel bars and the nuts, so that the condition that the embedded steel brackets influence the layout of main ribs and conflict with a pier stud template is effectively avoided, and the technical problems that the welding type bracket is complex to install and disassemble and cannot be turned over are effectively solved. Moreover, each part of the utility model can be manufactured in a standardized way in a factory, thereby ensuring the quality of components, improving the on-site installation and disassembly work efficiency, reducing the high-altitude operation time and lowering the construction safety risk.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a half-structure of the present invention;
FIG. 3 is a schematic view of an arrangement of pre-embedded components;
FIG. 4 is a schematic structural view of an upper corbel;
FIG. 5 is a schematic view of the structure of the lower corbel;
FIG. 6 is a schematic structural view of a cross beam;
FIG. 7 is a schematic view of the structure of the adjustment block;
FIG. 8 is a schematic structural view of the diagonal member;
FIG. 9 is a schematic view of the connection of the lower bracket to the diagonal member;
fig. 10 is a schematic structural view of a single bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model comprises the following steps: referring to fig. 1 to 3, a number 0 rotatable bracket for a bracket includes two rows of pre-embedded components B pre-embedded in the upper and lower parts of a pier stud a, the embedded assembly B comprises rectangular iron boxes B1 symmetrically embedded at two sides of the pier stud A and embedded steel pipes B2 embedded between the rectangular iron boxes B1 at two sides, upper brackets C are symmetrically inserted into the rectangular iron boxes B1 on the two sides of the upper part of the pier stud A, and the upper brackets C on the two sides are fixedly connected through counter-pulling finish-rolling deformed steel bars J and nuts I which penetrate into the embedded steel tubes B2, lower brackets D are symmetrically inserted into the rectangular iron boxes B1 on the two sides of the lower part of the pier stud A, and the lower brackets D on the two sides are fixedly connected through counter-pulling finish-rolling deformed steel bars J penetrating into the embedded steel tube B2 and nuts I, a cross rod E is fixedly connected to the upper bracket C, an inclined rod G is fixedly connected to the lower bracket D, and the other end of the inclined rod G is fixedly supported at the bottom of the cross rod E. And a horizontal reinforcing rod H is fixedly connected between the oblique rods G.
Referring to fig. 4, the upper bracket C comprises two first 7-shaped steel plates C1 symmetrically arranged, a first horizontal connecting steel plate C3 is welded at the top of the two first 7-shaped steel plates C1, a first counter-pull connecting steel plate C4 is welded between the first 7-shaped steel plate C1 and the first horizontal connecting steel plate C3, a first reinforcing rib plate C5 is welded between the first counter-pull connecting steel plate C4 and the first 7-shaped steel plate C1, and a first vertical connecting steel plate C2 is welded between the lower parts of the two first 7-shaped steel plates C1.
Referring to fig. 5, the lower bracket D includes two second 7-shaped steel plates D1 symmetrically disposed, a second horizontal connection steel plate D3 welded to the top of the two second 7-shaped steel plates D1, a second counter-pull connection steel plate D4 welded between the two second 7-shaped steel plates D1, a second reinforcing rib plate D5 welded between the second horizontal connection steel plate D3 and the second 7-shaped steel plate D1, and a second vertical connection steel plate D2 welded between the lower portions of the two second 7-shaped steel plates D1.
Referring to fig. 6, the cross bar E includes a first double-spliced i-shaped steel E1, a third vertical connecting steel plate E2 is welded at one end of the first double-spliced i-shaped steel E1, two sets of third reinforcing ribs E4 are symmetrically welded at two sides of the first double-spliced i-shaped steel E1, and two third horizontal connecting steel plates E3 are respectively welded at the bottom of the first double-spliced i-shaped steel E1.
Referring to fig. 7, an adjusting rod F is fixedly connected between the adjacent cross rods E, the length of the adjusting rod F is less than 1m, and the adjusting rod F is composed of a second double-spliced i-shaped steel F1 and fourth vertical connecting steel plates F2 welded at two ends of the second double-spliced i-shaped steel F1.
Referring to fig. 8, the diagonal bar G is composed of a double-spliced channel G1 and fourth connecting steel plates G2 welded to upper and lower ends of a double-spliced channel G1.
Referring to fig. 9 and 10, the connecting steel plates of the members are provided with nut holes, and when the connecting steel plates of the two members are attached together, nuts I are inserted into the nut holes and screwed down, so that the purpose of fixing the two members is achieved. As shown in fig. 10, the upper bracket C or the lower bracket D is directly inserted into a rectangular iron box B1 and horizontally fixed by being strengthened by the finish-rolled deformed steel bar J and the nut I.
Before the pier stud is capped, calculating the mounting height of the bracket according to the height of the formwork, further determining the pre-buried position of the pre-buried component B, burying a rectangular iron box B1 and a pre-buried steel pipe B2 into the pier stud, and taking temporary plugging measures for the orifices of the rectangular iron box B1 and the pre-buried steel pipe B2; after the formwork removal and maintenance of the poured pier stud concrete are finished, temporary plugging of the rectangular iron box B1 and the orifice of the embedded steel pipe B2 is cleaned; penetrating counter-drawing finish rolling deformed steel bars J into the embedded steel pipes B2; and after the assembly of single brackets on the ground is finished, hoisting by using a tower crane, directly inserting the upper bracket C or the lower bracket D into the rectangular iron box B1, screwing up the counter-drawing finish-rolled deformed steel bar J by using a nut I, and strengthening the horizontal fixation of the brackets.
In conclusion, the brackets and the embedded parts are connected in a plug-in mode, meanwhile, the brackets on the two sides are connected through the oppositely-drawn finish-rolled deformed steel J and the nuts I, the situation that the embedded steel brackets influence the layout of the main ribs and conflict with the pier stud template is effectively avoided, and the technical problems that the welding type bracket is complex to mount and dismount and cannot be rotated are effectively solved. Moreover, each part of the utility model can be manufactured in a standardized way in a factory, thereby ensuring the quality of components, improving the on-site installation and disassembly work efficiency, reducing the high-altitude operation time and lowering the construction safety risk.
Claims (7)
1. The utility model provides a No. 0 piece bracket that can have enough to meet need, includes two rows of pre-buried subassemblies (B) of difference pre-buried in pier stud (A) upper portion and lower part, its characterized in that: the embedded component (B) comprises rectangular iron boxes (B1) which are symmetrically embedded at two sides of the pier stud (A) and embedded steel pipes (B2) which are embedded between the rectangular iron boxes (B1) at the two sides, upper brackets (C) are symmetrically inserted into the rectangular iron boxes (B1) on the two sides of the upper part of the pier stud (A), the upper brackets (C) at the two sides are fixedly connected through the counter-drawing finish-rolling deformed steel bar (J) penetrating into the embedded steel pipe (B2) and the nut (I), lower brackets (D) are symmetrically inserted into the rectangular iron boxes (B1) on the two sides of the lower part of the pier stud (A), the lower brackets (D) at the two sides are fixedly connected through the counter-drawing finish-rolling deformed steel bar (J) penetrating into the embedded steel pipe (B2) and the nut (I), a cross bar (E) is fixedly connected on the upper bracket (C), an inclined bar (G) is fixedly connected on the lower bracket (D), and the other end of the diagonal rod (G) is fixedly supported at the bottom of the cross rod (E).
2. The rotatable number 0 block corbel bracket of claim 1, wherein: go up bracket (C) and include first "7" font steel sheet (C1) that two symmetries set up, the top welding of two first "7" font steel sheets (C1) has first horizontal connection steel sheet (C3), the welding has first butt joint steel sheet (C4) between first "7" font steel sheet (C1) and first horizontal connection steel sheet (C3), the welding has first reinforcing floor (C5) between first butt joint steel sheet (C4) and first "7" font steel sheet (C1), the welding has first vertical connection steel sheet (C2) between the lower part of two first "7" font steel sheets (C1).
3. The rotatable number 0 block corbel bracket of claim 1, wherein: lower bracket (D) includes second "7" font steel sheet (D1) that two symmetries set up, the welding has second horizontal connection steel sheet (D3) at the top of two second "7" font steel sheets (D1), the welding has second counter-pull connection steel sheet (D4) between two second "7" font steel sheets (D1), the welding has second reinforcing floor (D5) between second horizontal connection steel sheet (D3) and second "7" font steel sheet (D1), the welding has second vertical connection steel sheet (D2) between the lower part of two second "7" font steel sheets (D1).
4. The rotatable number 0 block corbel bracket of claim 1, wherein: the transverse rod (E) comprises a first double-spliced I-shaped steel (E1), a third vertical connecting steel plate (E2) is welded at one end of the first double-spliced I-shaped steel (E1), two groups of third reinforcing rib plates (E4) are symmetrically welded at two sides of the first double-spliced I-shaped steel (E1), and two third horizontal connecting steel plates (E3) are respectively welded at the bottom of the first double-spliced I-shaped steel (E1).
5. The rotatable number 0 block corbel bracket of claim 1, wherein: the diagonal rod (G) is composed of double-spliced channel steel (G1) and fourth connecting steel plates (G2) welded at the upper end and the lower end of the double-spliced channel steel (G1).
6. The rotatable number 0 block corbel bracket of claim 1, wherein: fixedly connected with between adjacent horizontal pole (E) adjusts pole (F), and the length of adjusting pole (F) is less than 1m, adjust pole (F) and constitute by second double-assembling I-steel (F1) and the fourth vertical connecting steel plate (F2) of welding at second double-assembling I-steel (F1) both ends.
7. The rotatable number 0 block corbel bracket of claim 1, wherein: and horizontal reinforcing rods (H) are fixedly connected between the inclined rods (G).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121685203.0U CN215857255U (en) | 2021-07-23 | 2021-07-23 | No. 0 piece bracket that can have enough to meet need |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121685203.0U CN215857255U (en) | 2021-07-23 | 2021-07-23 | No. 0 piece bracket that can have enough to meet need |
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| Publication Number | Publication Date |
|---|---|
| CN215857255U true CN215857255U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121685203.0U Active CN215857255U (en) | 2021-07-23 | 2021-07-23 | No. 0 piece bracket that can have enough to meet need |
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| Country | Link |
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| CN (1) | CN215857255U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960447A (en) * | 2022-06-15 | 2022-08-30 | 中铁上海工程局集团第五工程有限公司 | Cast-in-place roof beam support convenient to install fast |
| CN115653269A (en) * | 2022-11-17 | 2023-01-31 | 中建八局第二建设有限公司 | Welding platform support capable of being turned around for bracket-free box type steel column and construction method |
-
2021
- 2021-07-23 CN CN202121685203.0U patent/CN215857255U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960447A (en) * | 2022-06-15 | 2022-08-30 | 中铁上海工程局集团第五工程有限公司 | Cast-in-place roof beam support convenient to install fast |
| CN115653269A (en) * | 2022-11-17 | 2023-01-31 | 中建八局第二建设有限公司 | Welding platform support capable of being turned around for bracket-free box type steel column and construction method |
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