CN215330512U - Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station - Google Patents
Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station Download PDFInfo
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- CN215330512U CN215330512U CN202120317638.3U CN202120317638U CN215330512U CN 215330512 U CN215330512 U CN 215330512U CN 202120317638 U CN202120317638 U CN 202120317638U CN 215330512 U CN215330512 U CN 215330512U
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Abstract
The utility model belongs to the technical field of elevated stations, and particularly relates to a connecting node of a three-dimensional prefabricated external wall panel and a main structure of an elevated station, which comprises a prefabricated concrete external wall panel and a main structure; the prefabricated concrete external wall panel is of a three-dimensional structure, the outer side of the prefabricated concrete external wall panel protrudes outwards, and the inner side of the prefabricated concrete external wall panel is provided with an external wall panel bearing cross beam; the side of the external wallboard bearing beam is fixedly connected with the top of the main structure side beam through horizontal limiting angle steel. According to the utility model, the bracket is arranged on the outer side of the edge beam of the main structure and extends into the space behind the precast concrete external wallboard, so that the external wallboard bearing beam of the precast concrete external wallboard directly falls on the bracket, the eccentricity of the gravity center of the external wallboard from the supporting point is greatly reduced, the overturning bending moment caused by eccentricity is correspondingly reduced, the internal force of the joint is reduced, and the reliability of the connection joint is improved.
Description
Technical Field
The utility model belongs to the technical field of elevated stations, and particularly relates to a connecting node of a three-dimensional prefabricated external wall panel and a main structure of an elevated station.
Background
With the great promotion of assembly type buildings and the increasing requirements of people on the outer vertical surfaces of the buildings, the outer walls of many buildings begin to adopt precast concrete outer-hanging wall boards. The precast concrete exterior wall cladding is a non-bearing exterior wall plate which is connected to the main structure and plays a role of enclosure. The building outer wall has the characteristics that the building outer wall can be prefabricated into a unique shape according to needs, so that the building outer wall has strong expressive force, and compared with the traditional outer wall, the building outer wall has the advantages of high construction speed, high quality and low maintenance cost.
The connection form of the external wall board and the main structure generally refers to Chinese standard drawing set 'precast concrete external wall board (one)' (16G333), the external wall board 100 in the external wall board is a flat plate, a method that a hanging plate extends a bracket and is placed on a main structure boundary beam 200 is adopted, as shown in fig. 1 and fig. 2, the scheme arranges the connection nodes on the main structure members and occupies indoor space. At present, the external wall panel 100 of the elevated station is mostly prefabricated into a three-dimensional plate as shown in fig. 3, so as to meet the modeling requirement of the external vertical surface of the elevated station of the rail transit, but if the three-dimensional plate and the main structure adopt the connection form, the center of gravity deviates from the main structure seriously, the overturning working condition caused by eccentricity exists for a long time, and the external wall panel mainly depends on an upper supporting point to provide horizontal tension to resist overturning; the supporting nodes on the prefabricated hanging plate resist the horizontal tension for a long time, and the durability of the nodes is not favorable; the prefabricated hanging plate extends out of the hanging lug and is placed on the main body structure, the prefabricated hanging plate belongs to a key part for transmitting vertical force, and stress is concentrated.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide the connecting node of the three-dimensional prefabricated external wall panel and the main structure of the elevated station, which can reduce the overturning moment transmitted by the external wall panel to the connecting node of the external wall panel and the main structure and improve the reliability of the connecting node.
In order to achieve the purpose, the technical scheme of the utility model is that the connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure comprises a prefabricated concrete external wall panel and a main structure; the prefabricated concrete external wallboard is of a three-dimensional structure, the outer side of the prefabricated concrete external wallboard protrudes outwards, and the inner side of the prefabricated concrete external wallboard is provided with an external wallboard bearing cross beam which is fixedly connected with the main body structure; the side face of the external wallboard bearing cross beam is fixedly connected with the top of the side beam of the main structure through horizontal limiting angle steel.
Furthermore, a threaded sleeve is embedded in the bottom of the external wallboard bearing cross beam, a vertical limiting screw rod is in threaded connection with the threaded sleeve, and the bottom end of the vertical limiting screw rod is supported on the top surface of the bracket.
Furthermore, a vertical limiting embedded plate is embedded in the top surface of the bracket, and the bottom end of the vertical limiting screw rod is supported on the vertical limiting embedded plate.
Furthermore, an anchoring rib is fixed on the bottom surface of the vertical limiting embedded plate and anchored in concrete of the bracket.
Furthermore, the side surface of the external wallboard bearing beam is connected with the vertical part of the horizontal limiting angle steel through a horizontal restraining screw rod; one end of the horizontal constraint screw is embedded in the external wallboard bearing cross beam, and the other end of the horizontal constraint screw penetrates through a screw hole in the vertical part of the horizontal limiting angle steel and then is fixed through a nut.
Furthermore, an anchoring part is embedded in the outer wall panel bearing cross beam, a nut is arranged at one end of the horizontal constraint screw rod embedded in the outer wall panel bearing cross beam, and the nut is connected with the anchoring part.
Further, be fixed with vertical elevation on the top surface of major structure's boundary beam and adjust the square steel pipe, the top of vertical elevation regulation square steel pipe with the horizontal part of the spacing angle steel of level passes through adjusting bolt and connects.
Furthermore, a horizontal limiting embedded plate is embedded in the top surface of the boundary beam of the main body structure, and the bottom of the vertical elevation adjusting square steel pipe is connected with the horizontal limiting embedded plate.
Furthermore, the horizontal limiting embedded plate is connected with an anchoring rib, and the anchoring rib is anchored in concrete of the edge beam of the main body structure.
Compared with the prior art, the utility model has the following beneficial effects:
(1) according to the utility model, the bracket is arranged outside the edge beam of the main structure to support the precast concrete external wallboard, and the bracket is extended into the space behind the precast concrete external wallboard, so that the external wallboard bearing beam of the precast concrete external wallboard directly falls on the bracket of the main structure, the eccentric distance of the gravity center of the precast concrete external wallboard from a supporting point is greatly reduced, the overturning bending moment of the upper supporting node caused by eccentricity is correspondingly reduced, the internal force of the connecting node is reduced, and the reliability and the durability of the connecting node are improved;
(2) the connecting node provided by the utility model is suitable for connecting a three-dimensional prefabricated concrete external wall panel with a main structure, can fully utilize the space in the three-dimensional prefabricated concrete external wall panel, and can be arranged in the panel, so that the space in the main structure is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the connection between a flat-plate type external wall panel and a main structure boundary beam in the background art of the present invention;
FIG. 2 is a schematic view of the connection between a flat-plate type external wall panel and a main structure boundary beam in the background art of the present invention;
FIG. 3 is a schematic view of a three-dimensional panel connected to a side beam of a main structure according to the background art of the present invention;
FIG. 4 is a plan view of the connection between the three-dimensional prefabricated external wall panel for an elevated station and a main structure according to the embodiment of the present invention;
FIG. 5 is an elevation view of the connection between the three-dimensional prefabricated external wall panel for an elevated station and a main structure according to the embodiment of the present invention;
fig. 6 is a schematic view of a connecting node between a three-dimensional prefabricated external wall panel and a main structure of an elevated station according to an embodiment of the present invention;
in the figure: 1. prefabricating a concrete external wallboard; 2. a body structure; 3. the external wallboard bearing beam; 4. a bracket; 5. a horizontal restraint screw; 6. horizontal limiting angle steel; 7. horizontally limiting the embedded plate; 8. a vertical limiting embedded plate; 9. a vertical limit screw; 10. a threaded sleeve; 11. adjusting the square steel pipe by the vertical elevation; 12. and adjusting the bolt.
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.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 4-6, the present embodiment provides a connection node of a three-dimensional prefabricated external wall panel and a main structure of an elevated station, which includes a prefabricated concrete external wall panel 1 and a main structure 2; the prefabricated concrete external wall panel 1 is of a three-dimensional structure, the outer side of the prefabricated concrete external wall panel 1 protrudes outwards, and the inner side of the prefabricated concrete external wall panel 1 is provided with an external wall panel bearing cross beam 3 which is fixedly connected with the main body structure 2; the outer side of the edge beam of the main structure 2 extends outwards to form a bracket 4, the bottom of the external wallboard bearing beam 3 is positioned and supported on the top surface of the bracket 4, and the side surface of the external wallboard bearing beam 3 is fixedly connected with the top of the edge beam of the main structure 2 through a horizontal limiting angle steel 6. In the embodiment, the bracket 4 is arranged on the outer side of the boundary beam of the main structure 2 and extends into the space behind the three-dimensional precast concrete external wallboard 1, so that the external wallboard bearing beam 3 of the precast concrete external wallboard 1 directly falls on the bracket 4 of the main structure 2, the structural stress form is more reasonable, the eccentricity of the gravity center of the three-dimensional precast concrete external wallboard 1 from a supporting point is greatly reduced, the overturning bending moment of an upper supporting node caused by eccentricity is also correspondingly reduced, the internal force of the connecting node is reduced, the connecting reliability and durability of the peripheral protective structure are improved, and the maintenance cost of the protective structure is reduced; the connecting node is suitable for connecting various three-dimensional prefabricated concrete externally-hung wallboards 1 with main structures 2, can fully utilize the space in the three-dimensional prefabricated concrete externally-hung wallboards 1, arranges the nodes in the prefabricated concrete externally-hung wallboards 1, ensures that the three-dimensional space in the main structures 2 is not influenced, and has the advantages of simple and feasible design, economy, practicality, convenient construction and the like.
Furthermore, a threaded sleeve 10 is embedded in the bottom of the external wallboard bearing beam 3, a vertical limit screw 9 is connected to the threaded sleeve 10 in a threaded manner, and the bottom end of the vertical limit screw 9 is supported on the top surface of the bracket 4. In the embodiment, the top end of the vertical limiting screw 9 is in threaded connection with the threaded sleeve 10 in the external wallboard bearing beam 3, and the bottom end of the vertical limiting screw is supported on the bracket 4, so that the position of the precast concrete external wallboard 1 in the vertical direction can be conveniently adjusted and positioned.
Furthermore, a vertical limiting embedded plate 8 is embedded on the top surface of the bracket 4, and the bottom end of the vertical limiting screw 9 is supported on the vertical limiting embedded plate 8. Furthermore, an anchoring rib is fixed on the bottom surface of the vertical limiting embedded plate 8 and is anchored in the concrete of the bracket 4. This embodiment passes through the anchor muscle with vertical spacing pre-buried plate 8 anchor on the top surface of bracket 4 for vertical spacing threaded rod 9's bottom can support at vertical spacing pre-buried plate 8, improves vertical positioning's accuracy, avoids causing destruction to concrete structure simultaneously. The anchoring rib can adopt a C-shaped structure, the open end of the C shape is downward, and the top end face is welded with the vertical limiting embedded plate 8, so that the anchoring stability is improved.
Further, the side surface of the external wallboard bearing beam 3 is connected with the vertical part of the horizontal limiting angle steel 6 through a horizontal restraining screw 5; one end of the horizontal constraint screw 5 is embedded in the external wallboard bearing beam 3, and the other end of the horizontal constraint screw passes through a screw hole in the vertical part of the horizontal limit angle steel 6 and then is fixed through a nut. In the embodiment, the vertical part of the horizontal limiting angle steel 6 is provided with a screw hole for the horizontal limiting screw 5 to pass through, one end of the horizontal limiting screw 5 is embedded in the external wall panel bearing cross beam 3, and the other end of the horizontal limiting screw passes through the screw hole in the vertical part of the horizontal limiting angle steel 6 and then is fixed through a nut, so that the horizontal limiting angle steel 6 is fixedly connected with the external wall panel bearing cross beam 3; a gasket can be additionally arranged between the nut and the vertical part of the horizontal limiting angle steel 6 and sleeved on the horizontal limiting screw 5.
Furthermore, an anchoring part is embedded in the external wall panel bearing cross beam 3, and a nut is arranged at one end of the horizontal constraint screw rod 5 embedded in the external wall panel bearing cross beam 3 and connected with the anchoring part. In the embodiment, the anchoring part is connected with the nut of the horizontal restraint screw rod 5, so that the anchoring stability of the nut end of the horizontal restraint screw rod 5 is improved.
Further, be fixed with vertical elevation on the top surface of major structure 2's boundary beam and adjust square steel pipe 11, the top of vertical elevation regulation square steel pipe 11 with the horizontal part of horizontal spacing angle steel 6 passes through adjusting bolt 12 and connects. As shown in fig. 6, in the present embodiment, a vertical elevation adjusting square steel tube 11 is fixed on the top surface of the edge beam of the main structure 2, and the vertical elevation adjusting square steel tube 11 has a hollow portion along the length direction of the edge beam, a bolt hole is correspondingly arranged on the top plate of the vertical elevation adjusting square steel tube 11 and the horizontal portion of the horizontal spacing angle steel 6, a threaded end of an adjusting bolt 12 passes through the bolt hole on the horizontal portion of the horizontal spacing angle steel 6 and then is connected with a threaded hole on the vertical elevation adjusting square steel tube 11, so as to connect the horizontal spacing angle steel 6 with the edge beam of the main structure 2.
Furthermore, a horizontal limiting embedded plate 7 is embedded on the top surface of the edge beam of the main body structure 2, and the bottom of the vertical elevation adjusting square steel tube 11 is connected with the horizontal limiting embedded plate 7. Furthermore, the horizontal limiting embedded plate 7 is connected with an anchoring rib, and the anchoring rib is anchored in the concrete of the boundary beam of the main body structure 2. This embodiment is through the anchor muscle with the spacing pre-buried board of level 7 anchor on the top surface of 2 boundary beams of major structure to adjust the bottom and the spacing pre-buried board 7 welding of horizontal of vertical elevation square steel pipe 11, guarantee that vertical elevation adjusts the steadiness of square steel pipe 11 on 2 boundary beams of major structure, thereby improve connected node's reliability.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides a three-dimensional prefabricated externally-hung wallboard of elevated station and major structure's connected node which characterized in that: comprises a precast concrete outer-hanging wallboard and a main structure; the prefabricated concrete external wallboard is of a three-dimensional structure, the outer side of the prefabricated concrete external wallboard protrudes outwards, and the inner side of the prefabricated concrete external wallboard is provided with an external wallboard bearing cross beam which is fixedly connected with the main body structure; the side face of the external wallboard bearing cross beam is fixedly connected with the top of the side beam of the main structure through horizontal limiting angle steel.
2. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 1, wherein: the bottom of the external wallboard bearing cross beam is pre-embedded with a threaded sleeve, a vertical limiting screw is in threaded connection with the threaded sleeve, and the bottom end of the vertical limiting screw is supported on the top surface of the bracket.
3. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure as claimed in claim 2, wherein: the top surface of the bracket is pre-embedded with a vertical limiting pre-embedded plate, and the bottom end of the vertical limiting screw is supported on the vertical limiting pre-embedded plate.
4. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 3, wherein: and an anchoring rib is fixed on the bottom surface of the vertical limiting embedded plate and anchored in the concrete of the bracket.
5. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 1, wherein: the side surface of the external wallboard bearing beam is connected with the vertical part of the horizontal limiting angle steel through a horizontal restraining screw rod; one end of the horizontal constraint screw is embedded in the external wallboard bearing cross beam, and the other end of the horizontal constraint screw penetrates through a screw hole in the vertical part of the horizontal limiting angle steel and then is fixed through a nut.
6. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 5, wherein: an anchoring part is embedded in the outer wall panel bearing cross beam, a nut is arranged at one end of the horizontal constraint screw rod embedded in the outer wall panel bearing cross beam, and the nut is connected with the anchoring part.
7. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 1, wherein: the top surface of the boundary beam of the main structure is fixedly provided with a vertical elevation adjusting square steel tube, and the top of the vertical elevation adjusting square steel tube is connected with the horizontal part of the horizontal limiting angle steel through an adjusting bolt.
8. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 7, wherein: the top surface of the boundary beam of the main body structure is pre-embedded with a horizontal limiting pre-embedded plate, and the bottom of the vertical elevation adjusting square steel pipe is connected with the horizontal limiting pre-embedded plate.
9. The connecting node of the three-dimensional prefabricated external wall panel of the elevated station and the main structure according to claim 8, wherein: and the horizontal limiting embedded plate is connected with an anchoring rib, and the anchoring rib is anchored in the concrete of the edge beam of the main body structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120317638.3U CN215330512U (en) | 2021-02-04 | 2021-02-04 | Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station |
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| CN202120317638.3U CN215330512U (en) | 2021-02-04 | 2021-02-04 | Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854473A (en) * | 2021-02-04 | 2021-05-28 | 中铁第四勘察设计院集团有限公司 | Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station |
| CN115162588A (en) * | 2022-08-25 | 2022-10-11 | 港立建设(浙江)有限公司 | Externally-hung wallboard structure and construction method |
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2021
- 2021-02-04 CN CN202120317638.3U patent/CN215330512U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854473A (en) * | 2021-02-04 | 2021-05-28 | 中铁第四勘察设计院集团有限公司 | Connecting node of three-dimensional prefabricated external wall panel and main structure of elevated station |
| CN115162588A (en) * | 2022-08-25 | 2022-10-11 | 港立建设(浙江)有限公司 | Externally-hung wallboard structure and construction method |
| CN115162588B (en) * | 2022-08-25 | 2023-12-05 | 港立建设(浙江)有限公司 | Correcting device for construction method of externally hung wallboard structure |
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