CN218373368U - Hoop bracket system for construction of single-column bent cap - Google Patents
Hoop bracket system for construction of single-column bent cap Download PDFInfo
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- CN218373368U CN218373368U CN202222575045.4U CN202222575045U CN218373368U CN 218373368 U CN218373368 U CN 218373368U CN 202222575045 U CN202222575045 U CN 202222575045U CN 218373368 U CN218373368 U CN 218373368U
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- staple bolt
- shaped steel
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- bent cap
- support system
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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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The utility model discloses a staple bolt support system of single-column bent cap construction relates to bridge construction technical field, including the cylinder mound, last staple bolt and lower staple bolt that sets up about being equipped with on the cylinder mound, go up staple bolt top bearing and have two parallel arrangement's main beam, be connected through drawing the crossbeam between the main beam, and be connected with last staple bolt to drawing the crossbeam, be connected through the raking beam between main beam and the lower staple bolt, set up the distribution roof beam structure on the main beam, distribution roof beam structure upper berth is equipped with the template. The arrangement of the diagonal bracing beams greatly improves the structural stability, and meanwhile, the diagonal bracing beams are integrally formed and have stronger bending resistance; according to the scheme, the counter-pull cross beams are arranged between the main cross beams and connected with the upper anchor ear, so that a better supporting effect on the main cross beams can be achieved, the anti-torsion and anti-overturning capabilities of the bracket system can be further improved, the structure is more stable, and the safety is higher; the problem of among the prior art support unstability, the phenomenon of overturning appears easily is solved.
Description
Technical Field
The utility model relates to a bridge construction technical field especially indicates a staple bolt support system is under construction to single-column bent cap.
Background
At present, the construction of the single-column bent cap in the bridge engineering basically adopts the conventional construction of a full steel pipe truss, and the investment of steel pipes is large because most of pier columns of the bridge are high; the steel pipe frame is time-consuming and labor-consuming to erect and dismantle, and the construction period is influenced. Therefore, the single-column bent cap double-hoop support is a special support frame designed for a single-column bent cap in bridge construction.
CN201377077Y discloses a single-column bent cap double-hoop support, the technical scheme is: the upper anchor ear and the lower anchor ear are respectively fixed with the pier stud; the left side and the right side of the upper anchor ear are respectively connected with a bottom die frame through a connecting plate, and two upper pin bosses are fixedly connected with two corners of the lower part of the end head of the bottom die frame; the upper part of the lower anchor ear is fixedly connected with a lower pin boss; an inclined stay bar and an inclined stay adjusting rod are hinged between the corresponding upper pin base and the corresponding lower pin base. The utility model discloses it is little to receive construction environmental condition restriction, and application scope is wide, and is efficient, can have enough to meet the need the use with the pier stud bent cap of diameter, very big reduction engineering cost. However, in practical application, the inclined strut adjusting rod is easy to bend under large stress, and meanwhile, due to poor structural stability, the inclined strut adjusting rod has risks of torsion and overturning in practical application. Therefore, the utility model aims at providing an antidumping stably supported staple bolt support system.
SUMMERY OF THE UTILITY MODEL
Not enough to among the above-mentioned background art, the utility model provides a single-column bent cap construction staple bolt support system has solved among the prior art and has supported the problem unstable, the phenomenon that topples easily appears.
The technical scheme of the utility model is realized like this: the utility model provides a single post bent cap construction staple bolt support system, includes the cylinder mound, last staple bolt and lower staple bolt that sets up about being equipped with on the cylinder mound, goes up staple bolt top bearing and has two parallel arrangement's main crossbeam, is connected through the counter-pull crossbeam between the main crossbeam, and cooperatees with last staple bolt to the cross-pull crossbeam, is connected through the raking beam between main crossbeam and the lower staple bolt, has set up the distribution roof beam structure on the main crossbeam, and distribution roof beam structure upper berth is equipped with the template.
Preferably, the upper anchor ear and the lower anchor ear both comprise two arc-shaped steel belts which are symmetrically arranged, connecting lug seats are arranged at both ends of each arc-shaped steel belt, and the connecting lug seats of the two arc-shaped steel belts are connected through bolts to form an anchor ear structure; the middle part of the arc-shaped steel belt is provided with an ear plate, the ear plate is provided with a connecting hole, and a reinforcing rib is arranged between the ear plate and the arc-shaped steel belt.
Preferably, the main beam is an H-shaped steel beam, and the two H-shaped steel beams are respectively erected on the two pairs of ear seats of the upper hoop.
Preferably, the split beam is a C-shaped steel beam, the opening of the C-shaped steel beam is back to the cylindrical pier, first connecting plates are welded at two ends of the C-shaped steel beam and are connected with the main beam through the first connecting plates in a bolted mode, and the middle of the C-shaped steel beam is connected with the lug plate of the upper hoop through bolts.
Preferably, the bracing beam includes the channel-section steel that two symmetries set up, and two channel-section steels are the setting of V style of calligraphy, and two channel-section steel one end all are connected on the second connecting plate, and the otic placode bolted connection through second connecting plate and staple bolt down, and the other end of two channel-section steels all is equipped with the third connecting plate, and passes through third connecting plate and main beam bolted connection respectively.
Preferably, the distribution beam frame comprises a plurality of distribution beams fixedly erected on the main cross beam at equal intervals, the upper portion of each distribution beam is paved with a template, and rectangular guardrails are welded around the distribution beams.
Preferably, the template comprises a plurality of bamboo plywood or steel templates, and a sealing rubber strip is arranged between every two adjacent bamboo plywood or steel templates.
Preferably, rubber pads or geotextiles are arranged between the upper anchor ear and the cylindrical pier, and between the lower anchor ear and the cylindrical pier. The end parts of the two main cross beams are connected through a split screw.
The utility model has the advantages that: by arranging the upper anchor ear and the lower anchor ear, the upper anchor ear plays a role in supporting the main cross beam on the premise of meeting the friction with the cylindrical pier; the lower hoop and the diagonal bracing beam are matched to play a role in stably supporting the main cross beam, the structural stability is greatly improved due to the arrangement of the diagonal bracing beam, and meanwhile, the diagonal bracing beam is integrally formed and has stronger bending resistance; according to the scheme, the counter-pulling cross beams are arranged between the main cross beams and connected with the upper anchor ear, so that a better supporting effect on the main cross beams can be achieved, and meanwhile, the anti-torsion and anti-overturning capacities of the bracket system can be further improved, so that the structure is more stable, and the safety is higher; the distribution beam frame plays a role in supporting the template and connecting the template with the main beam, and provides a foundation for subsequent construction; the problem of among the prior art support unstability, the phenomenon of overturning appears easily is solved.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic view of a perspective structure of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
in the figure: 1: go up staple bolt, 2: lower hoop, 3: main beam, 4: oppositely-pulling cross beam, 5: raking beam, 6: distributing beam frames, 7: template, 8: connecting lug seat, 9: ear plate, 10: reinforcing rib, 11: first connection plate, 12: second connecting plate, 13: third connecting plate, 14: distribution beam, 15: rectangular guardrail, 16: split screw, 20: arc-shaped steel strip, 21: channel steel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1 and 2, in embodiment 1, the hoop bracket system for single-column bent cap construction includes a cylindrical pier, an upper hoop 1 and a lower hoop 2 are arranged on the cylindrical pier, and two main beams 3 arranged in parallel are supported above the upper hoop 1. The main beam 3 is connected with the opposite-pulling beam 4 and the opposite-pulling beam 4 is connected with the upper hoop 1, the opposite-pulling beam can play a better supporting role for the main beam, simultaneously the anti-torsion and anti-overturning capabilities of the bracket system can be further improved, the structure is more stable, and the safety is higher. The main beam 3 is connected with the lower anchor ear 2 through an inclined supporting beam 5. The bracing beam set up greatly to have improved the stability of structure, and bracing beam integrated into one piece has stronger bending resistance simultaneously. The main beam 3 is provided with a distribution beam frame 6, and a template 7 is laid on the distribution beam frame 6. By arranging the upper anchor ear and the lower anchor ear, the upper anchor ear plays a role in supporting the main cross beam on the premise of meeting the friction with the cylindrical pier; the lower anchor ear is matched with the inclined supporting beam to play a role in stably supporting the main beam, and the distribution beam frame plays a role in supporting the template and connecting the template with the main beam, so that a foundation is provided for subsequent construction.
When the embodiment is applied, during construction of the single-column bent cap, the device is firstly assembled on the ground, and is lifted upwards after the assembly is finished, and the upper anchor ear and the lower anchor ear are locked with the cylindrical pier when the device is lifted to the top of the cylindrical pier, so that the installation is finished. In the embodiment, after the installation, the force measuring wrench is used for locking the bolts at the joint to ensure that the tightening torque reaches the design value, then the jack is used for applying pressure to the upper hoop and the lower hoop, the pressure is consistent with the theoretical bearing load of the upper hoop and the lower hoop, whether the upper hoop and the lower hoop sink or not is checked, the distribution beam frame is installed on the main beam after the inspection is finished, and finally the template is laid on the distribution beam frame to form the construction condition of the hoop support system.
In embodiment 2, on the basis of embodiment 1, each of the upper anchor ear 1 and the lower anchor ear 2 includes two symmetrically arranged arc-shaped steel bands 20, two ends of each arc-shaped steel band 20 are provided with connecting lug seats 8, and the connecting lug seats 8 of the two arc-shaped steel bands 20 are connected through bolts to form an anchor ear structure; the middle part of the arc-shaped steel band 20 is provided with an ear plate 9, the ear plate 9 is provided with a connecting hole, and a reinforcing rib 10 is arranged between the ear plate 9 and the arc-shaped steel band 20. All be equipped with rubber pad or geotechnological cloth between the arc steel band 20 of last staple bolt 1 and lower staple bolt 2 and the cylinder mound, improve the cylinder mound and last staple bolt or down the frictional force between the staple bolt to can protect the cylinder mound surface. In this embodiment, connect through high strength bolt between two connection ear seats 8, screw up with dynamometry spanner during the connection and guarantee that moment is up to standard.
In embodiment 3, based on embodiment 2, the main beam 3 is an H-shaped steel beam, and two H-shaped steel beams are respectively erected on the two pairs of ear seats 8 of the upper hoop 1. The split beam 4 is a C-shaped steel beam, the opening of the C-shaped steel beam is back to the cylindrical pier, first connecting plates 11 are welded at two ends of the C-shaped steel beam and connected with the main beam through the first connecting plates 11 and the main beam 3 through bolts, and the middle of the C-shaped steel beam is connected with the lug plate 9 of the upper hoop 1 through bolts. The end parts of the two main cross beams 3 are connected through the opposite-pulling screw rods 16, and the structural stability between the main cross beams can be further improved through the opposite-pulling screw rods. The counter-pulling cross beam can play a better supporting role for the main cross beam, and meanwhile, the counter-pulling cross beam is connected with the upper hoop, so that the anti-torsion and anti-overturning capacities of the bracket system can be further improved, the structure is more stable, and the safety is higher.
Embodiment 4, on the basis of embodiment 3, the raking beam 5 includes two channel-section steels 21 that the symmetry set up, and two channel-section steels 21 are the setting of V style of calligraphy, and two channel-section steels 21 one end all is connected on second connecting plate 12, and through second connecting plate 12 and the otic placode 9 bolted connection of staple bolt 2 down, and the other end of two channel-section steels 21 all is equipped with third connecting plate 13, and respectively through third connecting plate 13 and 3 bolted connection of main beam. The stability of structure has greatly been improved in the setting of bracing beam, and bracing beam integrated into one piece has stronger bending resistance simultaneously. In this embodiment, the channel-section steel that the raking beam adopted has reduced the cost of prepareeing materials for building site stock spare material always, and the channel-section steel is compared prior art and is had better bending resistance performance simultaneously, has further improved the bearing capacity of this staple bolt support system.
In embodiment 5, based on embodiment 4, the distribution beam frame 6 includes a plurality of distribution beams 14 fixedly erected on the main beam 3 at equal intervals, the form 7 is laid above the distribution beams 14, and rectangular guardrails 15 are welded around the distribution beams 14. In this embodiment, the rectangle guardrail is equipped with upper and lower opening, makes things convenient for personnel about.
The template 7 comprises a plurality of bamboo plywood or steel templates, and sealing rubber strips are arranged between every two adjacent bamboo plywood or steel templates. In this embodiment, the template is the bottom template of bent cap, and the centre is equipped with the round hole that matches with the cylinder mound, and when adopting ply bamboo as the template, ply bamboo thickness more than or equal to 15mm. The sealing rubber strips are arranged, so that the phenomenon of concrete surface color difference or pitted surface caused by slurry leakage at joints can be prevented. After the support system is manufactured, the capping beam formwork is erected according to an actual design drawing, concrete is poured after formwork erection is completed, and finally the single-column capping beam is formed with the cylindrical pier.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a single post bent cap construction staple bolt support system, includes the cylinder mound, its characterized in that: last staple bolt (1) and lower staple bolt (2) that set up about being equipped with on the cylinder mound, it has two parallel arrangement's main beam (3) to go up staple bolt (1) top bearing, be connected through between main beam (3) to drawing crossbeam (4), and to drawing crossbeam (4) and last staple bolt (1) and be connected, be connected through bracing roof beam (5) between main beam (3) and lower staple bolt (2), it has distribution roof beam structure (6) to set up on main beam (3), distribution roof beam structure (6) upper berth is equipped with template (7).
2. The single-column bent cap construction hoop support system as claimed in claim 1, wherein: the upper anchor ear (1) and the lower anchor ear (2) both comprise two arc-shaped steel belts (20) which are symmetrically arranged, connecting lug seats (8) are arranged at both ends of each arc-shaped steel belt (20), and the connecting lug seats (8) of the two arc-shaped steel belts (20) are connected through bolts to form an anchor ear structure; the middle part of the arc-shaped steel belt (20) is provided with an ear plate (9), the ear plate (9) is provided with a connecting hole, and a reinforcing rib (10) is arranged between the ear plate (9) and the arc-shaped steel belt (20).
3. The single-column bent cap construction hoop support system according to claim 2, characterized in that: the main cross beam (3) is an H-shaped steel beam, and the two H-shaped steel beams are erected on two pairs of ear seats (8) of the upper hoop (1) respectively.
4. The single-column bent cap construction hoop support system according to claim 3, characterized in that: the split beam (4) is a C-shaped steel beam, the opening of the C-shaped steel beam is back to the cylindrical pier, first connecting plates (11) are welded at two ends of the C-shaped steel beam and are connected with the main beam (3) through the first connecting plates (11), and the middle of the C-shaped steel beam is connected with the lug plates (9) of the upper hoop (1) through bolts.
5. The single-column capping beam construction hoop support system as claimed in any one of claims 1 to 4, wherein: the bracing beam (5) includes channel-section steel (21) that two symmetries set up, and two channel-section steel (21) are the setting of V style of calligraphy, and two channel-section steel (21) one end all are connected on second connecting plate (12), and ear plate (9) bolted connection through second connecting plate (12) and staple bolt (2) down, and the other end of two channel-section steel (21) all is equipped with third connecting plate (13), and respectively through third connecting plate (13) and main beam (3) bolted connection.
6. The single-column bent cap construction hoop support system according to claim 5, characterized in that: the distribution beam frame (6) comprises a plurality of distribution beams (14) which are fixedly erected on the main cross beam (3) at equal intervals, a template (7) is laid above the distribution beams (14), and rectangular guardrails (15) are welded around the distribution beams (14).
7. The single-column bent cap construction hoop support system according to claim 6, characterized in that: the template (7) comprises a plurality of bamboo plywood or steel templates, and sealing rubber strips are arranged between every two adjacent bamboo plywood or steel templates.
8. The single-column bent cap construction hoop support system as claimed in any one of claims 1 to 4, 6 and 7, wherein: rubber pads or geotextile are arranged between the upper anchor ear (1), the lower anchor ear (2) and the cylindrical pier.
9. The single-column bent cap construction hoop support system according to claim 8, characterized in that: the ends of the two main beams (3) are connected through a split screw (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222575045.4U CN218373368U (en) | 2022-09-28 | 2022-09-28 | Hoop bracket system for construction of single-column bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222575045.4U CN218373368U (en) | 2022-09-28 | 2022-09-28 | Hoop bracket system for construction of single-column bent cap |
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| Publication Number | Publication Date |
|---|---|
| CN218373368U true CN218373368U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222575045.4U Active CN218373368U (en) | 2022-09-28 | 2022-09-28 | Hoop bracket system for construction of single-column bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218373368U (en) |
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2022
- 2022-09-28 CN CN202222575045.4U patent/CN218373368U/en active Active
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