CN215406145U - Anti-seismic energy-consumption prefabricated assembly type pier column cup mouth connecting structure - Google Patents
Anti-seismic energy-consumption prefabricated assembly type pier column cup mouth connecting structure Download PDFInfo
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- CN215406145U CN215406145U CN202120084710.2U CN202120084710U CN215406145U CN 215406145 U CN215406145 U CN 215406145U CN 202120084710 U CN202120084710 U CN 202120084710U CN 215406145 U CN215406145 U CN 215406145U
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Abstract
The utility model relates to an anti-seismic energy-consumption prefabricated assembly type pier stud and cup rim connecting structure which comprises a bearing platform, a cup rim base, a cup rim ring and a prefabricated hollow pier, wherein the prefabricated hollow pier is arranged on the bearing platform, the cup rim base is arranged around the prefabricated hollow pier, the lower part of the inner side of the cup rim base is connected with the outer side of the prefabricated hollow pier in an attaching mode, a gap is reserved between the upper part of the inner side of the cup rim base and the prefabricated hollow pier, and the cup rim ring is arranged in the gap between the upper part of the inner side of the cup rim base and the prefabricated hollow pier. Compared with the prior art, the shock-resistant energy-dissipation prefabricated pier column and cup opening connecting structure is characterized in that the cup opening ring with the wedge-shaped cross section is arranged at the upper part of the cup opening, so that the rigidity between the prefabricated pier column and the cup opening base can be gradually transited, and the risk of damage to the vicinity of the cup opening under the action of an earthquake is reduced. The cup ring arranged on the anti-seismic energy-consumption prefabricated pier column cup opening connecting structure can improve the hysteretic energy-consumption capacity of the pier column structure under the action of strong earthquake, and optimize the basic anti-seismic design investment.
Description
Technical Field
The utility model belongs to the field of bridge seismic resistance, and particularly relates to a seismic energy-consumption prefabricated pier column cup opening connecting structure.
Background
Along with the improvement gradually of bridge industrialization level, the construction technology of prefabrication and assembly ization is promoted gradually in bridge construction, nevertheless because prefabricated component is more, should focus on reliability and the rationality of considering connection structure when carrying out this type of structure antidetonation design. The pier stud is used as an important lower structure of the bridge, plays an important role in supporting the upper structure, and can transmit the inertial force of the upper structure to the foundation under the action of an earthquake. Traditional prefabricated assembled pier stud comprises connecting the rim of a cup and prefabricated pier stud, and rim of a cup joint structure rigidity is great, has obvious rigidity sudden change in pier stud socket joint rim of a cup position simultaneously, and this has just caused the hysteretic energy dissipation effect of this type of traditional structure under the earthquake effect relatively poor, and the antidetonation that increases the bridge foundation of meeting to a great extent drops into, and the pier stud is damaged because of the earthquake effect easily at rim of a cup connection position simultaneously, and overall structure rationality remains optimization promotion.
At present, the anti-seismic energy-consumption optimized structure aiming at the prefabricated pier stud and cup opening connection is provided in a public way, so that the prefabricated pier stud and cup opening connection structure which can ensure the connection to be reliable, relieve the problem of rigidity mutation caused by cup opening connection and increase the energy consumption and shock absorption of the structure is particularly important.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of local rigidity mutation of a prefabricated pier column connecting structure, optimize hysteretic energy consumption capability of a pier column structure under the action of an earthquake and optimize basic earthquake-resistant design investment. Provides a shock-resistant energy-consuming prefabricated pier column and cup opening connecting structure.
The utility model can realize the reliable connection of the prefabricated pier stud and the lower foundation bearing platform, relieve the local rigidity mutation of the connection structure of the connection pier stud and increase the hysteretic energy consumption performance of the structure.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides an anti-seismic energy-consumption prefabricated assembly type pier stud and cup opening connecting structure which comprises a bearing platform, a cup opening base, a cup opening ring and a prefabricated hollow pier, wherein the prefabricated hollow pier is arranged on the bearing platform, the cup opening base is arranged around the prefabricated hollow pier, the lower part of the inner side of the cup opening base is connected with the outer side of the prefabricated hollow pier in an attaching mode, a gap is reserved between the upper part of the inner side of the cup opening base and the prefabricated hollow pier, and the cup opening ring is arranged in the gap between the upper part of the inner side of the cup opening base and the prefabricated hollow pier.
In one embodiment of the utility model, the lower side of the cup opening base is in fit connection with the bearing platform, the lower part of the inner side of the cup opening base is in fit connection with the outer side of the prefabricated hollow pier, and the upper part of the inner side of the cup opening base is in fit connection with the rubber cup opening ring.
In one embodiment of the utility model, the upper part of the inner side of the cup opening base is provided with a wedge-shaped structure, and the outer side of the cup opening ring is provided with a wedge-shaped structure matched with the upper part of the inner side of the cup opening base.
In an embodiment of the utility model, the connecting surfaces of the cup rim base and the cup rim ring are provided with matched trapezoidal grains. The connecting parts of the cup mouth base and the cup mouth ring are all arranged into the trapezoidal lines, so that the mechanical biting force of the joint surfaces of the cup mouth base and the cup mouth ring can be increased, and the connecting strength can be improved.
In one embodiment of the utility model, the cup ring is a lead rubber cup ring, and comprises an outer rubber sleeve and a metal plate arranged inside the rubber sleeve, wherein the metal plate is made of lead and a steel plate at intervals. The cup opening ring is internally manufactured by lead cores and steel plates at intervals, and has rigidity and flexibility.
In one embodiment of the utility model, the rim ring is formed by combining two semicircular structures. The cup opening ring is formed by combining two semicircular structures instead of being manufactured into a whole, so that the cup opening ring is convenient to mount.
In one embodiment of the utility model, the upper end surface of the rim ring is flush with the upper end surface of the rim base.
In one embodiment of the utility model, the prefabricated hollow pier further comprises an embedded steel plate and a positioning guide block, wherein the embedded steel plate is embedded in the bearing platform, the positioning guide block and the bearing platform are of an integrated structure, and the prefabricated hollow pier is sleeved outside the positioning guide block and is positioned above the embedded steel plate.
And the positioning guide block and the bearing platform are formed by pouring construction at the same time. And an embedded steel plate is arranged at the contact part of the bearing platform and the prefabricated hollow pier.
And a positioning guide block is arranged at the joint of the cup mouth base and the prefabricated hollow pier and is used for facilitating positioning and installation of the prefabricated hollow pier.
In one embodiment of the utility model, the embedded steel plate is of an annular structure, the inner diameter of the embedded steel plate is larger than that of the prefabricated hollow pier, and the outer diameter of the embedded steel plate is larger than that of the prefabricated hollow pier.
In one embodiment of the utility model, the positioning guide block is cylindrical, has a length which meets the positioning and guiding requirements of the prefabricated hollow pier, and has a diameter which is slightly smaller than the inner diameter of the prefabricated hollow pier so as to ensure the normal installation of the prefabricated hollow pier.
In one embodiment of the utility model, the cup rim base is a cast-in-place base.
The construction of the earthquake-resistant energy-dissipation prefabricated assembly type pier column cup mouth connecting structure is performed according to the following sequence: embedding a steel plate and pouring a bearing platform and a positioning guide block at the same time; mounting the prefabricated hollow pier to a positioning guide block in a socket manner; a cast-in-place cup base; and installing a cup opening ring.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
(1) according to the shock-resistant energy-dissipation prefabricated pier column and cup opening connecting structure, the cup opening ring with the wedge-shaped cross section is arranged at the upper part of the cup opening, so that the gradual transition of rigidity between the prefabricated pier column and the cup opening base can be realized, and the risk of damage near the cup opening under the action of an earthquake is reduced.
(2) The cup ring arranged on the anti-seismic energy-consumption prefabricated pier column cup opening connecting structure can improve the hysteretic energy-consumption capacity of the pier column structure under the action of strong earthquake, and optimize the basic anti-seismic design investment.
(3) The positioning guide block arranged on the anti-seismic energy-consumption prefabricated assembly type cup opening connecting structure can conveniently and accurately position the prefabricated hollow pier, and meanwhile, the structure can be guaranteed not to generate inclined rigid body displacement due to horizontal force in a normal operation stage.
Drawings
Fig. 1 is a schematic axial structure diagram of the prefabricated anti-seismic energy-consuming assembled pier column and cup mouth connection structure in embodiment 1 of the present invention.
Fig. 2 is a schematic cross-sectional view of the prefabricated assembled pier stud and cup connection structure for resisting energy and vibration in embodiment 1 of the utility model.
Fig. 3 is a schematic top view of the prefabricated assembled pier column and cup connection structure for resisting energy and vibration in embodiment 1 of the present invention.
Fig. 4 is a schematic front view of the prefabricated assembled pier column and cup mouth connection structure for resisting energy and vibration in embodiment 1 of the utility model.
Fig. 5 is a schematic sectional view of the connection structure of the anti-seismic energy-consuming prefabricated pier stud and the cup opening in embodiment 1 of the present invention.
The reference numbers in the figures indicate: 1. the method comprises the following steps of prefabricating a hollow pier, 2, a cup opening ring, 3, an embedded steel plate, 4, a cup opening base, 5, a positioning guide block, 6 and a bearing platform.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments.
Examples
Referring to fig. 1-5, this embodiment provides a prefabricated assembled pier stud rim of cup joint construction of energy dissipation of combatting earthquake, including cushion cap 6, rim of cup base 4, rim of cup ring 2 and prefabricated hollow pier 1, prefabricated hollow pier 1 sets up on cushion cap 6 be provided with rim of cup base 4 around the prefabricated hollow pier 1, the inboard lower part of rim of cup base 4 links to each other with the laminating of the outside of prefabricated hollow pier 1, leave the clearance between the inboard upper portion of rim of cup base 4 and the prefabricated hollow pier 1, rim of cup ring 2 sets up the space department between the inboard upper portion of rim of cup base 4 and prefabricated hollow pier 1.
In this embodiment, the downside of rim of a cup base 4 links to each other with the laminating of cushion cap 6, the inboard lower part of rim of a cup base 4 links to each other with the laminating of the outside of prefabricated hollow mound 1, the inboard upper portion of rim of a cup base 4 links to each other with gluing the laminating of cup ring 2.
In this embodiment, the upper portion of the inner side of the cup rim base 4 is a wedge-shaped structure, and the outer side of the cup rim ring 2 is a wedge-shaped structure matched with the upper portion of the inner side of the cup rim base 4. The connecting surface of the cup mouth base 4 and the cup mouth ring 2 is also provided with trapezoidal grains which are matched with each other. The connecting part of the cup mouth base 4 and the cup mouth ring 2 is set to be trapezoidal lines, so that the mechanical biting force of the joint surfaces of the cup mouth base and the cup mouth ring is increased, and the connecting strength is improved.
In this embodiment, the cup ring 2 is a lead rubber cup ring, and includes an external rubber sleeve and a metal plate disposed inside the rubber sleeve, wherein the metal plate is made of lead and steel plate at intervals. The cup opening ring 2 is internally manufactured by lead cores and steel plates at intervals, and has rigidity and flexibility.
In this embodiment, the cup rim ring 2 is formed by combining two semicircular structures. The cup ring 2 is formed by combining two semicircular structures instead of being manufactured into a whole, so that the cup ring is convenient to mount, and the cup ring 2 is sleeved on the outer side of the prefabricated hollow pier 1 and is divided into two semicircular structures, so that the cup ring 2 is more convenient to mount in a gap between the upper part of the inner side of the cup base 4 and the prefabricated hollow pier 1, and the prefabricated hollow pier 1 is convenient to fix.
In this embodiment, the upper end surface of the rim of a cup ring 2 is flush with the upper end surface of the rim of a cup base 4.
In this embodiment, prefabricated assembled pier stud rim of a cup joint construction of antidetonation power consumption is still including pre-buried steel sheet 3 and location guide block 5, pre-buried steel sheet 3 is pre-buried in cushion cap 6, location guide block 5 and cushion cap 6 structure as an organic whole, 1 covers of prefabricated hollow mound is established in the 5 outsides of location guide block to be located pre-buried steel sheet 3 top. And the positioning guide block 5 and the bearing platform 6 are formed by pouring construction at the same time. And the contact part of the bearing platform 6 and the prefabricated hollow pier 1 is provided with an embedded steel plate 3. And a positioning guide block 5 is arranged at the joint of the cup opening base 4 and the prefabricated hollow pier 1 so as to facilitate the positioning and installation of the prefabricated hollow pier 1.
In this embodiment, the embedded steel plate 3 is of an annular structure, the inner diameter of the embedded steel plate 3 is greater than that of the prefabricated hollow pier, and the outer diameter of the embedded steel plate 3 is greater than that of the prefabricated hollow pier.
In this embodiment, the positioning guide block 5 is cylindrical, the length thereof should satisfy the positioning guide requirement for the prefabricated hollow pier 1, and the diameter thereof should be slightly smaller than the inner diameter of the prefabricated hollow pier 1, so as to ensure the normal installation of the prefabricated hollow pier 1.
In this embodiment, the cup rim base 4 is a cast-in-place base.
The construction of the earthquake-resistant energy-dissipation prefabricated assembly type pier column cup mouth connecting structure is performed according to the following sequence: embedding a steel plate and pouring a bearing platform and a positioning guide block at the same time; mounting the prefabricated hollow pier to a positioning guide block in a socket manner; a cast-in-place cup base; and installing a cup opening ring.
The construction method for using the anti-seismic energy-dissipation prefabricated assembly type pier column cup mouth connecting structure comprises the following steps:
step 1: arranging an embedded steel plate 3 and pouring a bearing platform 6 and a positioning guide block 5 at the same time;
step 2: mounting the prefabricated hollow pier 1 to a positioning guide block 5 in a socket manner;
and step 3: a cast-in-place cup mouth base 4;
and 4, step 4: the cup rim ring 2 is installed.
In the embodiment, the annular lead core rubber cup opening ring with the wedge-shaped cross section is arranged at the upper part of the cup opening, so that the gradual transition of the rigidity between the prefabricated pier stud and the cup opening can be realized, and the risk of damage near the cup opening under the action of an earthquake is reduced; the cup opening ring can improve the hysteretic energy consumption capability of the pier column structure under the action of strong earthquake, and optimize the basic earthquake-resistant design investment; the positioning guide block can conveniently perform accurate positioning of the hollow pier, and meanwhile, the structure can be guaranteed not to generate inclined rigid body displacement due to horizontal force in a normal operation stage.
The embodiments described above are intended to facilitate the understanding and use of the utility model by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. The utility model provides a prefabricated assembled pier stud rim of a cup joint construction of energy dissipation of antidetonation, a serial communication port, including cushion cap (6), rim of a cup base (4), rim of a cup ring (2) and prefabricated hollow mound (1), prefabricated hollow mound (1) set up on cushion cap (6) be provided with rim of a cup base (4) around prefabricated hollow mound (1), the inboard lower part of rim of a cup base (4) links to each other with the outside laminating of prefabricated hollow mound (1), leave the clearance between the inboard upper portion of rim of a cup base (4) and prefabricated hollow mound (1), rim of a cup ring (2) set up the space department between the inboard upper portion of rim of a cup base (4) and prefabricated hollow mound (1).
2. An anti-seismic energy-dissipation prefabricated pier column and cup mouth connecting structure as claimed in claim 1, wherein the lower side of the cup mouth base (4) is connected with a bearing platform (6) in an attaching mode, the lower portion of the inner side of the cup mouth base (4) is connected with the outer side of the prefabricated hollow pier (1) in an attaching mode, and the upper portion of the inner side of the cup mouth base (4) is connected with a rubber cup mouth ring (2) in an attaching mode.
3. An earthquake-resistant energy-consuming prefabricated pier stud and cup opening connecting structure as claimed in claim 1, wherein the upper part of the inner side of the cup opening base (4) is provided with a wedge-shaped structure, and the outer side of the cup opening ring (2) is provided with a wedge-shaped structure matched with the upper part of the inner side of the cup opening base (4).
4. An anti-seismic energy-dissipation prefabricated pier column and cup mouth connecting structure as claimed in claim 3, wherein the connecting surfaces of the cup mouth base (4) and the cup mouth ring (2) are provided with trapezoidal lines which are matched with each other.
5. An earthquake-resistant energy-consuming prefabricated pier stud and cup mouth connecting structure as claimed in claim 1, wherein the cup mouth ring (2) comprises an external rubber sleeve and a metal plate arranged inside the rubber sleeve, and the metal plate is made of lead core and steel plate at intervals.
6. An earthquake-resistant energy-consuming prefabricated pier stud and cup mouth connecting structure as claimed in claim 1, wherein the cup mouth ring (2) is formed by combining two semicircular structures.
7. The prefabricated assembled pier column rim of cup joint construction of claim 1 of antidetonation power consumption, characterized by, still include pre-buried steel sheet (3) and location guide block (5), pre-buried steel sheet (3) are pre-buried in cushion cap (6), location guide block (5) and cushion cap (6) structure as an organic whole, prefabricated hollow mound (1) cover is established in the location guide block (5) outside to be located pre-buried steel sheet (3) top.
8. An anti-seismic energy-consumption prefabricated pier column cup mouth connecting structure according to claim 7, wherein the embedded steel plates (3) are of an annular structure, the inner diameter of each embedded steel plate (3) is larger than that of a prefabricated hollow pier, and the outer diameter of each embedded steel plate (3) is larger than that of the prefabricated hollow pier.
9. An earthquake-resistant energy-consuming prefabricated pier column cup mouth connecting structure as claimed in claim 7, wherein the positioning guide block (5) is cylindrical, the length of the positioning guide block meets the positioning and guiding requirements of the prefabricated hollow pier (1), and the diameter of the positioning guide block is smaller than the inner diameter of the prefabricated hollow pier (1).
10. An earthquake-resistant energy-consuming prefabricated pier column and cup mouth connecting structure as claimed in claim 1, wherein the cup mouth base (4) is a cast-in-place base.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084710.2U CN215406145U (en) | 2021-01-13 | 2021-01-13 | Anti-seismic energy-consumption prefabricated assembly type pier column cup mouth connecting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084710.2U CN215406145U (en) | 2021-01-13 | 2021-01-13 | Anti-seismic energy-consumption prefabricated assembly type pier column cup mouth connecting structure |
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| CN215406145U true CN215406145U (en) | 2022-01-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950118A (en) * | 2023-09-21 | 2023-10-27 | 华侨大学 | Assembled double-column independent foundation structure and construction method thereof |
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2021
- 2021-01-13 CN CN202120084710.2U patent/CN215406145U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950118A (en) * | 2023-09-21 | 2023-10-27 | 华侨大学 | Assembled double-column independent foundation structure and construction method thereof |
| CN116950118B (en) * | 2023-09-21 | 2023-12-05 | 华侨大学 | Assembled double-column independent foundation structure and construction method thereof |
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