CN217378621U - Bearing platform rotating mechanism for bridge construction - Google Patents
Bearing platform rotating mechanism for bridge construction Download PDFInfo
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- CN217378621U CN217378621U CN202221066632.4U CN202221066632U CN217378621U CN 217378621 U CN217378621 U CN 217378621U CN 202221066632 U CN202221066632 U CN 202221066632U CN 217378621 U CN217378621 U CN 217378621U
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Abstract
本申请提供了一种桥梁施工用承台转动机构，属于桥梁转体技术领域。该桥梁施工用承台转动机构，包括承台组件。所述承台组件包括下球铰、上球铰、定位销轴、转辊和支撑轮，在上述实现过程中，下球铰用于对上球铰进行支撑，桥体可浇筑于上球铰的上表面上，通过定位销轴和转辊对上球铰进行定位，当上球铰旋转时，转辊可进行转动，使得摩擦力较小，而均匀的呈圆周分布的若干个支撑轮会对上球铰进行支撑，使上球铰处于水平状态，可减小上球铰对转辊的压力、可分担上球铰对球铰槽槽壁的压力，进而可减小上球铰与转辊之间的摩擦力，进而使得上球铰与转辊之间摩擦力均较小，有利于上球铰与桥体的转动。
The application provides a bearing platform rotating mechanism for bridge construction, which belongs to the technical field of bridge rotating bodies. The bearing platform rotating mechanism for bridge construction includes a bearing platform component. The bearing platform assembly includes a lower spherical hinge, an upper spherical hinge, a positioning pin, a rotating roller and a support wheel. In the above implementation process, the lower spherical hinge is used to support the upper spherical hinge, and the bridge body can be cast on the upper spherical hinge. On the upper surface of the upper ball hinge, the upper ball hinge is positioned by the positioning pin and the rotating roller. When the upper ball hinge rotates, the rotating roller can rotate, so that the friction force is small, and several supporting wheels evenly distributed on the circumference will Supporting the upper ball hinge and keeping the upper ball hinge in a horizontal state can reduce the pressure of the upper ball hinge on the rotating roller, and can share the pressure of the upper ball hinge on the groove wall of the ball hinge, thereby reducing the relationship between the upper ball hinge and the rotation. The friction between the rollers makes the friction between the upper spherical hinge and the rotating roller smaller, which is beneficial to the rotation of the upper spherical hinge and the bridge body.
Description
Technical Field
The application relates to the field of bridge rotation, in particular to a bearing platform rotating mechanism for bridge construction.
Background
The bridge turning construction refers to a construction method that after a bridge structure is manufactured (poured or spliced) at a non-designed axis position and is formed, a bridge is turned in place. The construction method can convert the operation over the obstacle into the operation on the shore or near the ground, and is suitable for constructing bridges spanning the existing roads, railways, rivers, ditches and the like.
In the related bridge swivel structure, the upper and lower spherical hinges are rotatably connected to support, and then the driving device (such as a jack) is used for driving rotation, the rotating connection structure of the spherical hinges is convenient for horizontal rotation, but the stability on a vertical plane is poor, when the bridge is loaded and rotated, the rotation in the vertical direction is easy to occur, the bridge body is easy to overturn and tilt upwards or downwards, so that the spherical hinge structure needs to be positioned, and in the related bridge swivel structure, only a single positioning pin shaft is simply used for positioning the spherical hinge structure, the pressure between the spherical hinge structure and the positioning pin shaft is large, so that the friction between the spherical hinge structure and the positioning pin shaft is large, and the horizontal rotation of the spherical hinge is not facilitated.
SUMMERY OF THE UTILITY MODEL
In order to compensate for above not enough, this application provides a cushion cap slewing mechanism for bridge construction, aims at improving that the frictional force between ball pivot structure and the locating pin axle is great, is unfavorable for the problem of ball pivot horizontal rotation.
The embodiment of the application provides a cushion cap slewing mechanism for bridge construction, including the cushion cap subassembly.
The cushion cap component comprises a lower spherical hinge, an upper spherical hinge, a positioning pin shaft, a rotating roller and a supporting wheel, wherein the positioning pin shaft is fixedly connected to the upper surface of the lower spherical hinge, the upper spherical hinge is rotatably connected to the upper surface of the lower spherical hinge, a through groove is formed in the center of the upper spherical hinge, the through groove is rotatably sleeved on the shaft body of the positioning pin shaft, the rotating roller is rotatably connected with the positioning pin shaft, the rotating roller is attached to the groove wall of the through groove, the supporting wheel is provided with a plurality of supporting wheels, the top ends of the supporting wheels are fixedly connected with the lower surface of the upper spherical hinge, and the supporting wheels roll on the upper surface of the lower spherical hinge and are uniformly distributed in a circumferential manner.
In the implementation process, the lower spherical hinge is used for supporting the upper spherical hinge, the bridge body can be poured on the upper surface of the upper spherical hinge, the upper spherical hinge is positioned through the positioning pin shaft and the rotating roller, when the upper spherical hinge rotates, the rotating roller can rotate, friction force is small, a plurality of supporting wheels which are uniformly distributed circumferentially can support the upper spherical hinge, the upper spherical hinge is in a horizontal state, the pressure of the upper spherical hinge on the rotating roller can be reduced, the pressure of the upper spherical hinge on the groove wall of the spherical hinge can be shared, and then the friction force between the upper spherical hinge and the rotating roller can be reduced, so that the friction force between the upper spherical hinge and the rotating roller is small, and the rotation of the upper spherical hinge and the bridge body is facilitated.
In a specific embodiment, the lower surface of the lower spherical hinge is provided with a pier, and the center of the upper surface of the lower spherical hinge is provided with a spherical hinge groove.
In a specific embodiment, the bottom end of the positioning pin shaft is fixedly inserted into the lower spherical hinge, and the shaft body of the positioning pin shaft is located at the center of the spherical hinge groove.
In a specific embodiment, the upper spherical hinge is rotatably connected to the inner part of the spherical hinge groove.
In a specific embodiment, an annular connecting groove is formed in the outer portion of the positioning pin shaft, and the rotating roller is rotatably connected to the inner portion of the annular connecting groove.
In a specific implementation scheme, it is provided with a plurality of to change the roller, a plurality of change the roller all rotate connect in the inside of annular spread groove, a plurality of change the even circumference that is of roller and distribute, a plurality of change the roller all with the cell wall that leads to the groove is laminated mutually.
In a specific embodiment, two ends of the plurality of rotary rollers are rotatably connected with fixing plates, and the two fixing plates are fixedly connected with the positioning pin shafts.
In a specific implementation scheme, a plurality of connecting rods are arranged at the top ends of the supporting wheels, and the top ends of the connecting rods are fixedly connected to the lower surface of the upper spherical hinge.
In a specific embodiment, an annular rolling groove is formed in the upper surface of the lower spherical hinge, and the plurality of support wheels roll inside the annular rolling groove.
In a specific embodiment, a plurality of the support wheels are all universal wheels.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic cross-sectional structure view of a rotating mechanism of a bearing platform for bridge construction provided in an embodiment of the present application;
fig. 2 is a schematic view of a lower spherical hinge structure provided in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a positioning pin and a rotating roller provided in an embodiment of the present application;
fig. 4 is a schematic view of an upper spherical hinge structure provided in an embodiment of the present application;
FIG. 5 is a schematic structural diagram of a lower spherical hinge and an upper spherical hinge provided in an embodiment of the present application;
fig. 6 is a schematic structural diagram of a positioning pin and an upper spherical hinge portion provided in an embodiment of the present application.
In the figure: 100-a platform assembly; 110-lower spherical hinge; 111-ball hinge grooves; 112-annular rolling groove; 120-spherical hinge mounting; 121-a through slot; 130-positioning a pin shaft; 131-an annular connecting groove; 140-rotating rollers; 141-a fixed plate; 150-a support wheel; 151-connecting rod; 160-bridge pier.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Referring to fig. 1, the present application provides a rotation mechanism for a bearing platform for bridge construction, which includes a bearing platform assembly 100.
Referring to fig. 1-6, the platform assembly 100 includes a lower spherical hinge 110, an upper spherical hinge 120, a positioning pin 130, a rotating roller 140 and a supporting wheel 150, wherein a bridge abutment 160 is disposed on a lower surface of the lower spherical hinge 110, a spherical hinge groove 111 is disposed in a center of an upper surface of the lower spherical hinge 110, the positioning pin 130 is fixedly connected to the upper surface of the lower spherical hinge 110, a bottom end of the positioning pin 130 is fixedly inserted into the lower spherical hinge 110, a shaft body of the positioning pin 130 is disposed in the center of the spherical hinge groove 111, the upper spherical hinge 120 is rotatably connected to the upper surface of the lower spherical hinge 110, the upper spherical hinge 120 is rotatably connected to the inside of the spherical hinge groove 111, a through groove 121 is disposed in a center of the upper spherical hinge 120, the through groove 121 is rotatably sleeved on the shaft body of the positioning pin 130, the rotating roller 140 is rotatably connected to the positioning pin 130, an annular connecting groove 131 is disposed outside the positioning pin 130, the rotating roller 140 is rotatably connected to the inside of the annular connecting groove 131, the rotating roller 140 is attached to a groove wall of the through groove 121, it is provided with a plurality of to change roller 140, and a plurality of changes roller 140 and all rotates the inside of connecting in annular connecting groove 131, and a plurality of changes roller 140's both ends and all rotates and be connected with fixed plate 141, and two fixed plates 141 all with locating pin axle 130 fixed connection, a plurality of change roller 140 even be the circumference and distribute, and a plurality of changes roller 140 all laminates with the cell wall that leads to groove 121 mutually.
In this embodiment, the supporting wheel 150 is provided with a plurality of, the top of a plurality of supporting wheel 150 all is connected with the lower fixed surface of last ball pivot 120, the top of a plurality of supporting wheel 150 all is provided with connecting rod 151, the equal fixed connection in the lower surface of last ball pivot 120 in top of connecting rod 151, a plurality of supporting wheel 150 all rolls in the upper surface of ball pivot 110 down, annular rolling slot 112 has been seted up to the upper surface of ball pivot 110 down, a plurality of supporting wheel 150 all rolls in the inside of annular rolling slot 112, a plurality of supporting wheel 150 is even to be the circumference and distributes, a plurality of supporting wheel 150 is the universal wheel.
Specifically, this cushion cap slewing mechanism for bridge construction's theory of operation: the lower spherical hinge 110 is used for supporting the upper spherical hinge 120, the bridge body can be poured on the upper surface of the upper spherical hinge 120, the upper spherical hinge 120 is positioned through the positioning pin shaft 130 and the rotating roller 140, when the upper spherical hinge 120 rotates, the rotating roller 140 can rotate, so that the friction force is small, the plurality of supporting wheels 150 which are uniformly distributed in the circumferential direction can support the upper spherical hinge 120, the upper spherical hinge 120 is in a horizontal state, the pressure of the upper spherical hinge 120 on the rotating roller 140 can be reduced, the pressure of the upper spherical hinge 120 on the wall of the spherical hinge groove 111 can be shared, the friction force between the upper spherical hinge 120 and the rotating roller 140 can be reduced, the friction force between the upper spherical hinge 120 and the rotating roller 140 is small, and the rotation of the upper spherical hinge 120 and the bridge body is facilitated.
The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A bearing platform rotating mechanism for bridge construction is characterized by comprising
The bearing platform assembly (100) comprises a lower spherical hinge (110), an upper spherical hinge (120), a positioning pin shaft (130), a rotating roller (140) and supporting wheels (150), wherein the positioning pin shaft (130) is fixedly connected to the upper surface of the lower spherical hinge (110), the upper spherical hinge (120) is rotatably connected to the upper surface of the lower spherical hinge (110), a through groove (121) is formed in the center of the upper spherical hinge (120), the through groove (121) is rotatably sleeved on the shaft body of the positioning pin shaft (130), the rotating roller (140) is rotatably connected with the positioning pin shaft (130), the rotating roller (140) is attached to the groove wall of the through groove (121), the supporting wheels (150) are provided with a plurality of supporting wheels (150), the top ends of the supporting wheels (150) are fixedly connected with the lower surface of the upper spherical hinge (120), and the supporting wheels (150) roll on the upper surface of the lower spherical hinge (110), the supporting wheels (150) are uniformly distributed in a circumferential manner.
2. The rotation mechanism of a bearing platform for bridge construction as claimed in claim 1, wherein a pier (160) is provided on the lower surface of the lower spherical hinge (110), and a spherical hinge groove (111) is formed in the center of the upper surface of the lower spherical hinge (110).
3. The rotation mechanism of a bearing platform for bridge construction as claimed in claim 2, wherein the bottom end of the positioning pin (130) is fixedly inserted into the lower spherical hinge (110), and the shaft body of the positioning pin (130) is located at the center of the spherical hinge groove (111).
4. The rotation mechanism of a bridge construction bolster of claim 3, wherein the upper ball hinge (120) is rotatably connected to the inside of the ball hinge groove (111).
5. The rotating mechanism of a bearing platform for bridge construction as claimed in claim 1, wherein the positioning pin (130) has an annular connecting groove (131) formed on the outside thereof, and the rotating roller (140) is rotatably connected to the inside of the annular connecting groove (131).
6. The rotating mechanism of a bearing platform for bridge construction as claimed in claim 5, wherein a plurality of said rotating rollers (140) are provided, a plurality of said rotating rollers (140) are rotatably connected to the inside of said annular connecting groove (131), a plurality of said rotating rollers (140) are uniformly distributed circumferentially, and a plurality of said rotating rollers (140) are attached to the wall of said through groove (121).
7. The rotating mechanism of a bearing platform for bridge construction as claimed in claim 6, wherein two ends of the plurality of rotating rollers (140) are rotatably connected with fixing plates (141), and two fixing plates (141) are fixedly connected with the positioning pin shaft (130).
8. The rotation mechanism of a bearing platform for bridge construction as claimed in claim 1, wherein the top ends of the plurality of supporting wheels (150) are provided with connecting rods (151), and the top ends of the connecting rods (151) are fixedly connected to the lower surface of the upper spherical hinge (120).
9. The rotation mechanism of a bearing platform for bridge construction as claimed in claim 8, wherein the upper surface of the lower spherical hinge (110) is provided with an annular rolling groove (112), and a plurality of the support wheels (150) roll inside the annular rolling groove (112).
10. The rotation mechanism of a bearing platform for bridge construction as claimed in claim 9, wherein a plurality of the supporting wheels (150) are universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221066632.4U CN217378621U (en) | 2022-05-07 | 2022-05-07 | Bearing platform rotating mechanism for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221066632.4U CN217378621U (en) | 2022-05-07 | 2022-05-07 | Bearing platform rotating mechanism for bridge construction |
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| Publication Number | Publication Date |
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| CN217378621U true CN217378621U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221066632.4U Active CN217378621U (en) | 2022-05-07 | 2022-05-07 | Bearing platform rotating mechanism for bridge construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537077A (en) * | 2023-05-31 | 2023-08-04 | 西安交通大学 | Spherical sliding damping device suitable for swivel bridge and construction method thereof |
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2022
- 2022-05-07 CN CN202221066632.4U patent/CN217378621U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537077A (en) * | 2023-05-31 | 2023-08-04 | 西安交通大学 | Spherical sliding damping device suitable for swivel bridge and construction method thereof |
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