CN210216153U - Assembly type prestress bracket pre-pressing system - Google Patents
Assembly type prestress bracket pre-pressing system Download PDFInfo
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- CN210216153U CN210216153U CN201920430819.XU CN201920430819U CN210216153U CN 210216153 U CN210216153 U CN 210216153U CN 201920430819 U CN201920430819 U CN 201920430819U CN 210216153 U CN210216153 U CN 210216153U
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Abstract
The utility model relates to an assembly type prestress bracket prepressing system, which comprises a bracket, an overhanging platform, prestressed steel bars, pier studs, splicing plates, prepressing plates, steel strands, graded loads and top loads, wherein the prestressed steel bars are embedded in the pier studs, and the bracket is arranged on the overhanging platform and is connected with the pier studs through the splicing plates; the prepressing plate is placed at the top of the bracket and connected with a steel strand, and the tail end of the steel strand is connected with the first circular ring; the top of the grading load is provided with a hook, the bottom of the grading load is provided with a groove, a second ring is arranged in the groove, and two adjacent grading loads are mutually connected in series through the hook and the second ring; and a top load is placed on the top surface of the prepressing plate. The utility model has the advantages that: the utility model discloses place the pre-compressed plate on the bracket, place the top load on the pre-compressed plate afterwards, then connect hierarchical load under the pre-compressed plate, whether the combined action that combines hierarchical load and top load can detect the support ability of bracket satisfies the requirement.
Description
Technical Field
The utility model belongs to the technical field of the bracket and specifically relates to an assembled prestressing force bracket pre-compaction system is related to.
Background
The bracket is a support bracket which is combined by profile steel to form a bracket-like structure, the bracket is fixed on the side wall of the pier stud, and then a platform plate and other components are placed on the bracket to form a new support plane on the side surface of the pier stud. The bracket is used as a supporting component, the bearing capacity of the bracket needs to be detected, if the bearing capacity is too low, the bracket is easily crushed by the upper load during construction, finally, irrecoverable consequences are caused, the load is directly applied to the bracket at one time, and if the load is too large, the bracket is easily crushed under the action of high load, and construction accidents are caused.
Therefore, it is very important to find a pre-pressing system for assembling prestressed bracket with gradually and slowly applied load.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, provide an assembled prestressing force bracket pre-compaction system.
The pre-pressing system for the assembled pre-stressed bracket comprises a bracket, an outward extending platform, pre-stressed steel bars, pier columns, splicing plates, pre-pressing plates, steel strands, graded loads and top loads, wherein the pre-stressed steel bars are embedded in the pier columns, and the bracket is arranged on the outward extending platform and connected with the pier columns through the splicing plates; the prepressing plate is placed at the top of the bracket and connected with a steel strand, and the tail end of the steel strand is connected with the first circular ring; the top of the grading load is provided with a hook, the bottom of the grading load is provided with a groove, a second ring is arranged in the groove, and two adjacent grading loads are mutually connected in series through the hook and the second ring; and a top load is placed on the top surface of the prepressing plate.
Preferably, the method comprises the following steps: the hook of the first graded load is connected with the first ring, the second ring of the first graded load is connected with the hook of the second graded load, and the second ring of the second graded load is connected with the hook of the next graded load.
Preferably, the method comprises the following steps: the splice plates are fixed on the pier stud through expansion bolts.
The utility model has the advantages that: the utility model discloses place the pre-compressed plate on the bracket, place the top load on the pre-compressed plate afterwards, then connect hierarchical load under the pre-compressed plate, whether the combined action that combines hierarchical load and top load can detect the support ability of bracket satisfies the requirement.
Drawings
Fig. 1 is a schematic view of a fabricated prestressed corbel bracket preloading system.
Description of reference numerals: 1-a bracket; 2-overhanging platform; 3, prestressed reinforcement; 4-pier stud; 5, splicing plates; 6, prepressing a plate; 7-steel strand wires; 8-a first ring; 9-a second ring; 10-hooking; 11-graded loading; 12-top load; 13-expansion bolt.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
The assembly type prestress corbel bracket prepressing system comprises a bracket 1, an overhanging platform 2, a prestress steel bar 3, a pier stud 4, a splice plate 5, a prepressing plate 6, a steel strand 7, a grading load 11 and a top load 12, wherein the prestress steel bar 3 is embedded in the pier stud 4, and the bracket 1 is arranged on the overhanging platform 2 and is connected with the pier stud 4 through the splice plate 5; the prepressing plate 6 is placed at the top of the bracket 1 and is connected with a steel strand 7, and the tail end of the steel strand 7 is connected with a first circular ring 8; the top of the grading load 11 is provided with a hook 10, the bottom of the grading load 11 is provided with a groove, a second ring 9 is arranged in the groove, and the adjacent grading loads 11 are mutually connected in series through the hook 10 and the second ring 9, so that the quantity of the grading loads is gradually increased, the pre-pressure is slowly increased, and the situation that the bracket is directly damaged due to overlarge pre-pressure to cause inevitable loss is avoided; a top load 12 is placed on the top surface of the pre-pressing plate 6 to increase the pressure of the bracket, and whether the bearing capacity of the bracket 1 reaches the standard or not is detected through the pressure of the top load 12 and the pressure of the graded load 11.
The hook 10 of a first graded load 11 is connected to the first ring 8, the second ring 9 of the first graded load 11 is connected to the hook 10 of a second graded load 11, and the second ring 9 of the second graded load 11 is connected to the hook 10 of the next graded load 11.
The splice plate 5 is fixed on the pier stud 4 through an expansion bolt 13.
The construction method of the prefabricated prestressed bracket preloading system comprises the following steps:
(1) and (5) bracket construction. The bracket 1 is lifted to the side of the pier stud 4 by a crane, and then the constructor fixes the bracket on the prestressed reinforcement 3 by the expansion bolt 13.
(2) And pre-pressing the bracket. Arranging a prepressing plate 6 on the bracket, fixing a steel strand 7 on the prepressing plate, connecting the tail end of the steel strand with a first ring 8, then connecting a graded load 11 on the first ring, and then gradually increasing the number of the graded loads to slowly increase the prepressing load and avoid the bracket from being directly damaged due to overlarge load to cause inevitable loss; in addition, two top loads 12 are placed on the top surface of the prepressing plate to increase the pressure of the bracket, and whether the bearing capacity of the bracket reaches the standard or not is detected through the pressures of the top loads and the graded loads.
Claims (3)
1. The utility model provides an assembled prestressing force bracket pre-compaction system which characterized in that: the device comprises a bracket (1), an overhanging platform (2), prestressed reinforcements (3), a pier stud (4), a splice plate (5), a pre-pressing plate (6), a steel strand (7), a graded load (11) and a top load (12), wherein the prestressed reinforcements (3) are embedded in the pier stud (4), and the bracket (1) is arranged on the overhanging platform (2) and is connected with the pier stud (4) through the splice plate (5); the prepressing plate (6) is placed at the top of the bracket (1) and is connected with the steel strand (7), and the tail end of the steel strand (7) is connected with the first circular ring (8); the top of each classified load (11) is provided with a hook (10), the bottom of each classified load (11) is provided with a groove, a second circular ring (9) is arranged in each groove, and two adjacent classified loads (11) are mutually connected in series through the hooks (10) and the second circular rings (9); a top load (12) is placed on the top surface of the pre-press plate (6).
2. The prefabricated prestressed corbel bracket preloading system according to claim 1, characterized in that: the hook (10) of a first graded load (11) is connected with the first ring (8), the second ring (9) of the first graded load (11) is connected with the hook (10) of a second graded load (11), and the second ring (9) of the second graded load (11) is connected with the hook (10) of the next graded load (11).
3. The prefabricated prestressed corbel bracket preloading system according to claim 1, characterized in that: the splicing plates (5) are fixed on the pier stud (4) through expansion bolts (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430819.XU CN210216153U (en) | 2019-04-01 | 2019-04-01 | Assembly type prestress bracket pre-pressing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430819.XU CN210216153U (en) | 2019-04-01 | 2019-04-01 | Assembly type prestress bracket pre-pressing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210216153U true CN210216153U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920430819.XU Active CN210216153U (en) | 2019-04-01 | 2019-04-01 | Assembly type prestress bracket pre-pressing system |
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| CN (1) | CN210216153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152293A (en) * | 2021-04-16 | 2021-07-23 | 中国葛洲坝集团第一工程有限公司 | Continuous rigid frame bridge cast-in-place bracket prepressing device and prepressing method |
-
2019
- 2019-04-01 CN CN201920430819.XU patent/CN210216153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152293A (en) * | 2021-04-16 | 2021-07-23 | 中国葛洲坝集团第一工程有限公司 | Continuous rigid frame bridge cast-in-place bracket prepressing device and prepressing method |
| CN113152293B (en) * | 2021-04-16 | 2023-02-24 | 中国葛洲坝集团第一工程有限公司 | Continuous rigid frame bridge cast-in-place bracket prepressing device and prepressing method |
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