CN218756963U - Steel box girder pier stud anchoring stable structure - Google Patents
Steel box girder pier stud anchoring stable structure Download PDFInfo
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- CN218756963U CN218756963U CN202223269254.2U CN202223269254U CN218756963U CN 218756963 U CN218756963 U CN 218756963U CN 202223269254 U CN202223269254 U CN 202223269254U CN 218756963 U CN218756963 U CN 218756963U
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Abstract
The utility model relates to a steel box girder pier stud anchoring stabilizing structure, which comprises a girder bottom pier stud and a steel box girder arranged at the upper end of the girder bottom pier stud, wherein an anchoring lacing wire is pre-embedded at the upper end of the girder bottom pier stud and is arranged above a top plate of the steel box girder in a penetrating way; the periphery of the pier column at the bottom of the beam is sleeved with a pier column hoop, a hoop side stay bar is arranged between the outer side of the pier column hoop and the lower surface of the steel box beam, and the hoop side stay bar can be adjusted in a telescopic mode; one end of the hoop side stay bar is connected with the pier stud hoop, the other end of the hoop side stay bar is connected with a stay bar end plate, the stay bar end plate is hinged with the end part of the hoop side stay bar, and the stay bar end plate is connected with the lower surface of the steel box girder; transverse supporting beams are uniformly distributed on the top surface of the steel box beam at intervals vertical to the longitudinal direction of the steel box beam, and the longitudinal supporting beams are laid on the upper surface of the transverse supporting beams; the top end of the anchoring lacing wire penetrates through the longitudinal supporting beam, and the top end of the anchoring lacing wire is connected with the lacing wire nut and is fastened through the lacing wire nut. The utility model discloses can realize the fast and stable of steel case roof beam, strengthen the stability of steel case roof beam.
Description
Technical Field
The utility model relates to a can realize steel box girder pier stud anchor stable structure of steel box girder rapid stabilization, reinforcing steel box girder stability is applicable to steel box girder construction engineering.
Background
When the steel box girder is constructed, in order to ensure the stability of the cantilever steel box girder, the steel box girder is usually weighted by pouring concrete or arranging precast blocks, and although the mode can meet the requirement of the stability control of the steel box girder, the construction efficiency of the counterweight in the steel box girder is low, and the situation of bias voltage is easy to occur, thus affecting the safety of the steel box girder.
In view of this, in order to improve the connection performance between the steel box girder and the bottom pier column and rapidly improve the stability of the steel box girder, the present invention is urgently needed to provide a steel box girder pier column anchoring stabilization structure capable of achieving rapid stabilization of the steel box girder and enhancing the stability of the steel box girder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a not only can realize steel case roof beam fast and stable, can strengthen the steel case roof beam pier stud anchor stable structure of steel case roof beam stability moreover.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the steel box girder pier stud anchoring and stabilizing structure comprises a girder bottom pier stud and a steel box girder arranged at the upper end of the girder bottom pier stud, wherein an anchoring tie bar is pre-embedded at the upper end of the girder bottom pier stud and penetrates above a top plate of the steel box girder; the periphery of the pier column at the bottom of the beam is sleeved with a pier column hoop, a hoop side stay bar is arranged between the outer side of the pier column hoop and the lower surface of the steel box beam, and the hoop side stay bar can be adjusted in a telescopic mode; one end of the hoop side stay bar is connected with a pier column hoop, the other end of the hoop side stay bar is connected with a stay bar end plate, the stay bar end plate is hinged with the end part of the hoop side stay bar, and the stay bar end plate is connected with the lower surface of the steel box girder; transverse supporting beams are uniformly distributed on the top surface of the steel box beam at intervals vertical to the longitudinal direction of the steel box beam, and the longitudinal supporting beams are laid on the upper surface of the transverse supporting beams; the top end of the anchoring lacing wire penetrates through the longitudinal supporting beam, and the top end of the anchoring lacing wire is connected with the lacing wire nut and is fastened through the lacing wire nut.
Preferably, the upper surface of the beam bottom pier column is provided with a box girder support connected with the lower surface of the steel box girder.
Preferably, the inner supporting bolts are arranged inside the steel box girder and can be adjusted in a telescopic mode, the two ends of each inner supporting bolt are respectively provided with an inner supporting pressing plate, and the inner supporting pressing plates at the two ends of each inner supporting bolt are respectively connected with the top plate and the bottom plate of the steel box girder.
Preferably, the inner supporting bolt comprises a screw and a nut, the two screw are in threaded connection with two sides of the nut, fastening directions of the screws on two sides of the nut are opposite, and two ends of the inner supporting bolt are respectively in vertical welding connection with the inner supporting pressing plate.
Preferably, the pier stud hoop comprises two hoop plates with the same shape, and the ends of the two hoop plates are connected and fastened through hoop bolts.
Preferably, the hoop-side stay bar comprises a screw and a nut, the two screws are in threaded connection with two sides of the nut, and the fastening directions of the screws on the two sides of the nut are opposite.
Preferably, the anchoring lacing wire is formed by rolling a screw rod, one end of the anchoring lacing wire is embedded in the pier column at the bottom of the beam, and the other end of the anchoring lacing wire is connected with the lacing wire nut through threads.
The utility model has the following characteristics and beneficial effects
(1) The utility model discloses the anchor lacing wire in the pier stud of accessible breast to and the vertical roof beam and the horizontal roof beam that props of steel box girder upper surface, exert the overdraft to the steel box girder, played the effect that the support weighs, reduced the hogging moment of support department.
(2) The utility model discloses set up length-adjustable's hoop side stay bar between steel box girder and breast pier stud, can exert diagonal bracing to the steel box girder, reduced the shearing stress of steel box girder at breast pier stud position.
(3) The utility model discloses at inside stay bolt that sets up of steel box girder, can play the effect of the inside reinforcement of steel box girder, reduce the damage of anchor lacing wire fastening to steel box girder roof.
Drawings
FIG. 1 is a longitudinal sectional view of the steel box girder and pier stud anchoring and stabilizing structure of the present invention;
FIG. 2 is a cross sectional view of the steel box girder and pier stud anchoring and stabilizing structure of the present invention;
fig. 3 is a cross-sectional view of the connection structure of the hoop side stay bar and the beam bottom pier column.
In the figure: 1-pier column at the bottom of the beam; 2-anchoring the lacing wire; 3-steel box girder; 4-box girder support; 5-a pier stud hoop; 6-hoop side stay bar; 7-strut end plates; 8-an inner supporting bolt; 9-internal supporting and pressing plate; 10-a transverse supporting beam; 11-longitudinal bracing beams; 12-a lacing wire nut; 13-hoop plate; 14-anchor ear bolts; 15-a rod end spherical hinge.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The steel sheet rolling construction technical requirement, on-the-spot hoist and mount construction technical requirement, welding construction technical requirement etc. no longer give unnecessary details in this embodiment, key explanation the utility model relates to an embodiment of structure.
Figure illustrates the drawings
Fig. 1 is the utility model discloses steel box girder pier stud anchor stable structure vertical section picture, fig. 2 is the utility model discloses steel box girder pier stud anchor stable structure cross section picture, fig. 3 is hoop side vaulting pole and breast pier stud connection structure cross section picture. Referring to fig. 1 to 3, the steel box girder pier stud anchoring and stabilizing structure comprises a bottom pier stud 1 and a steel box girder 3, wherein an anchoring tie bar 2 is embedded in the upper end of the bottom pier stud 1, the steel box girder 3 is placed on the upper end of the bottom pier stud 1, the anchoring tie bar 2 penetrates through the top plate of the steel box girder 3, and a hole through which the anchoring tie bar 2 can pass is formed in the steel box girder 3. The upper surface of the beam bottom pier stud 1 is provided with a box girder support 4 connected with the lower surface of the steel box girder 3; the periphery of the beam bottom pier stud 1 is sleeved with a pier stud hoop 5, and the pier stud hoop 5 is arranged at a position close to the upper end of the beam bottom pier stud 1; welding a coupling side stay bar 6 on the side of the pier stud hoop 5 facing the steel box girder 3, wherein the coupling side stay bar 6 is positioned between the outer side of the pier stud hoop 5 and the lower surface of the steel box girder 3, and the coupling side stay bar 6 can be adjusted in a telescopic way; one end of the hoop side stay bar 6 is welded with the pier stud hoop 5, the other end of the hoop side stay bar is connected with a stay bar end plate 7, and the stay bar end plate 7 is connected with the end part of the hoop side stay bar 6 through a bar end spherical hinge 15; a stay bar end plate 7 at the end part of the hoop side stay bar 6 is connected with the lower surface of the steel box girder 3; the inside of steel box girder 3 sets up interior stay bolt 8, the vertical setting of interior stay bolt 8, and the scalable regulation of interior stay bolt 8, the both ends of interior stay bolt 8 are equipped with interior stay clamp plate 9 respectively, and the interior stay clamp plate 9 at interior stay bolt 8 both ends meets with the roof and the bottom plate of steel box girder 3 respectively. 3-5 transverse supporting beams 10 are uniformly distributed on the top surface of the steel box girder 3 at intervals vertical to the longitudinal direction of the steel box girder 3, the transverse supporting beams 10 are vertical to the longitudinal direction of the steel box girder 3, a longitudinal supporting beam 11 is laid on the upper surface of each transverse supporting beam 10, and each longitudinal supporting beam 11 is vertical to each transverse supporting beam 10; the top end of the anchoring lacing wire 2 penetrates through the longitudinal supporting beam 11, and the longitudinal supporting beam 11 is provided with a through hole through which the anchoring lacing wire 2 can pass; and the anchor tie bar is fastened by a tie bar nut 12, and the tie bar nut 12 is in threaded connection with the upper end of the anchor tie bar 2 and pressed on the upper surface of the longitudinal support beam 11.
The beam bottom pier stud 1 is made of reinforced concrete materials, the cross section of the beam bottom pier stud is circular, the diameter of the beam bottom pier stud is 3m, and the strength grade of concrete is C50.
The anchoring lacing wire 2 is pre-buried at the upper end of the pier stud 1 at the bottom of the beam, and the anchoring lacing wire 2 is formed by rolling a screw rod with the diameter of 30 mm.
The steel box girder 3 is formed by rolling and welding steel plates with the thickness of 20mm and is of a box body structure.
Set up the case roof beam support 4 that meets with 3 lower surfaces of steel case roof beam at the upper surface of breast pier stud 1, case roof beam support 4 adopts the resistance to plucking support. Wherein, the anti-board support adopts the prior art.
Pier stud staple bolt 5 adopts thickness 2 mm's steel sheet rolling to form, and pier stud staple bolt 5 includes two staple bolt hoop plates 13 that the shape is the same, and staple bolt hoop plate 13 is the C font, connects the fastening through staple bolt 14 between the tip of two staple bolt hoop plates 13. The anchor ear bolt 14 adopts a screw rod and a nut with the diameter of 20 mm.
The hoop side stay bar 6 comprises a screw rod and a nut with the diameter of 60mm, wherein the two screw rods are in threaded connection with the two sides of the nut, and the fastening directions of the screw rods on the two sides of the nut are opposite; through the nut in the middle of the rotation, the length adjustment of the hoop side stay bar 6 is realized, and the supporting force to the bottom of the steel box girder 3 is further adjusted. The rod end spherical hinge 15 adopts a spherical hinge with the diameter of 30 mm.
The stay bar end plate 7 at the end part of the hoop side stay bar 6 is connected with the lower surface of the steel box girder 3, the stay bar end plate 7 is formed by rolling a steel plate with the thickness of 10mm, and the diameter of the stay bar end plate is 50cm.
The inner supporting bolt 8 comprises a screw rod and a nut with the diameter of 60mm, the two screw rods are in threaded connection with the two sides of the nut, the fastening directions of the screw rods on the two sides of the nut are opposite, and the two ends of the inner supporting bolt 8 are respectively in vertical welding connection with the inner supporting pressing plate 9. The inner supporting pressing plate 9 is formed by rolling a steel plate with the thickness of 10mm, and the diameter of the inner supporting pressing plate is 50cm.
In this embodiment, 3 transverse supporting beams 10 are uniformly arranged on the top surface of the steel box girder 3 at intervals vertical to the longitudinal direction of the steel box girder 3, and the transverse supporting beams 10 are formed by rolling a steel plate with the thickness of 10mm and the width of 30cm.
The vertical supporting beam 11 is made of H-shaped steel with the specification of 300 multiplied by 10 multiplied by 15.
The top end of the anchoring lacing wire 2 penetrates through the longitudinal supporting beam 11 and is fastened through the lacing wire nut 12, and the lacing wire nut 12 is matched with the anchoring lacing wire 2.
Claims (7)
1. Steel case back-bearer pier stud anchor stable structure includes breast pier stud (1) and arranges steel case roof beam (3) of breast pier stud (1) upper end in, its characterized in that: an anchoring tie bar (2) is embedded in the upper end of the beam bottom pier stud (1), and the anchoring tie bar (2) penetrates through a top plate of the steel box beam (3); the periphery of the beam bottom pier column (1) is sleeved with a pier column hoop (5), a hoop side stay bar (6) is arranged between the outer side of the pier column hoop (5) and the lower surface of the steel box beam (3), and the hoop side stay bar (6) can be adjusted in a telescopic mode; one end of the hoop side stay bar (6) is connected with the pier stud hoop (5), the other end of the hoop side stay bar is connected with a stay bar end plate (7), the stay bar end plate (7) is hinged with the end part of the hoop side stay bar (6), and the stay bar end plate (7) is connected with the lower surface of the steel box girder (3); transverse supporting beams (10) are uniformly distributed on the top surface of the steel box beam (3) at intervals vertical to the longitudinal direction of the steel box beam (3), and longitudinal supporting beams (11) are laid on the upper surface of the transverse supporting beams (10); the top end of the anchoring lacing wire (2) penetrates through the longitudinal supporting beam (11), and the top end of the anchoring lacing wire (2) is connected with a lacing wire nut (12) and is fastened through the lacing wire nut (12).
2. The steel box girder pier column anchoring and stabilizing structure according to claim 1, wherein a box girder support (4) connected with the lower surface of the steel box girder (3) is arranged on the upper surface of the beam bottom pier column (1).
3. The steel box girder and pier stud anchoring and stabilizing structure according to claim 1, wherein an inner supporting bolt (8) is arranged inside the steel box girder (3), the inner supporting bolt (8) can be adjusted in a telescopic manner, inner supporting pressing plates (9) are respectively arranged at two ends of the inner supporting bolt (8), and the inner supporting pressing plates (9) at two ends of the inner supporting bolt (8) are respectively connected with a top plate and a bottom plate of the steel box girder (3).
4. The steel box girder pier stud anchoring and stabilizing structure of claim 3, wherein the inner supporting bolt (8) comprises a screw rod and a nut, the two screw rods are in threaded connection with two sides of the nut, the fastening directions of the screw rods on the two sides of the nut are opposite, and two ends of the inner supporting bolt (8) are respectively in vertical welding connection with the inner supporting pressing plate (9).
5. The steel box girder pier stud anchoring and stabilizing structure of claim 1, wherein the pier stud hoop (5) comprises two hoop plates (13) with the same shape, and the ends of the two hoop plates (13) are connected and fastened through hoop bolts (14).
6. The steel box girder pier stud anchoring and stabilizing structure of claim 1, wherein the hoop side stay (6) comprises a screw and a nut, the two screws are in threaded connection at two sides of the nut, and the fastening directions of the screws at two sides of the nut are opposite.
7. The steel box girder pier stud anchoring and stabilizing structure according to claim 1, wherein the anchoring lacing wire (2) is formed by screw rolling, one end of the anchoring lacing wire is embedded in the girder bottom pier stud (1), and the other end of the anchoring lacing wire is in threaded connection with the lacing wire nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223269254.2U CN218756963U (en) | 2022-12-06 | 2022-12-06 | Steel box girder pier stud anchoring stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223269254.2U CN218756963U (en) | 2022-12-06 | 2022-12-06 | Steel box girder pier stud anchoring stable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218756963U true CN218756963U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223269254.2U Active CN218756963U (en) | 2022-12-06 | 2022-12-06 | Steel box girder pier stud anchoring stable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218756963U (en) |
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2022
- 2022-12-06 CN CN202223269254.2U patent/CN218756963U/en active Active
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