CN220538450U - Rotary device for rotating bridge after overrunning - Google Patents
Rotary device for rotating bridge after overrunning Download PDFInfo
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- CN220538450U CN220538450U CN202322036156.2U CN202322036156U CN220538450U CN 220538450 U CN220538450 U CN 220538450U CN 202322036156 U CN202322036156 U CN 202322036156U CN 220538450 U CN220538450 U CN 220538450U
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- spherical hinge
- seat
- hinge
- bolt
- bridge
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- 230000003044 adaptive effect Effects 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 244000035744 Hura crepitans Species 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000006004 Quartz sand Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a turning device for a turning bridge after overturning, which comprises a spherical hinge positioning frame, wherein a spherical hinge lower seat is arranged on the spherical hinge positioning frame through a fastening bolt, a lower spherical hinge is arranged in the spherical hinge lower seat, an upper spherical hinge is arranged on the lower spherical hinge through a central shaft, a shaft shoulder is arranged on the central shaft, and the shaft shoulder axially spaces a space between a lower hinge ball and an upper hinge ball by 1 mm; the spherical hinge positioning frame is provided with a leveling bolt, the leveling bolt is arranged on the spherical hinge positioning frame through threads, an adaptive blind hole is formed in the position, covered by the spherical hinge lower seat, of the leveling bolt, and the bottom of a screw rod of the leveling bolt is fixedly provided with a bolt head. According to the utility model, the lower corner ball and the upper hinge ball are arranged at a distance of 1mm through the central shaft with the shaft shoulder, so that the follow-up rotation is facilitated, and the square bolt-fastened limiting lock is arranged, so that the relative position of the lower hinge and the upper seat of the hinge is conveniently limited, and meanwhile, the cleaning between the hinges is facilitated; a leveling bolt is arranged between the spherical hinge locating frame and the spherical hinge lower seat, so that integral leveling is facilitated, and overlarge errors are avoided.
Description
Technical Field
The utility model relates to the technical field of overrunning of swivel bridges, in particular to a swivel device used after overrunning of a swivel bridge.
Background
The swivel bridge is a bridge constructed by adopting a swivel method. The bridge swivel construction is a construction method that a bridge structure is formed at a non-design axis position through casting or splicing and then positioned through a swivel. It can convert the work above the obstacle into work on shore or near the ground.
The support device is mainly applied to situations that the straddled canyon, river, railway, expressway and the like cannot be supported. The swivel system of the swivel bridge consists of a lower turntable, an upper turntable, a spherical hinge, a slideway and a traction system, and the swivel process generally forms a rotary couple by oppositely pulling a traction rope through a jack.
The existing swivel bridge lower corner ball and upper hinge ball are installed through a shaft without a shaft shoulder, and then the shaft is taken out, so that the hinge ball is directly contacted and installed with large friction force in the subsequent rotation process, and cannot rotate; meanwhile, when the upper bearing platform is poured, the spherical hinge upper seat is fixed through steel bar welding, the steel bar is cut off when the rotating body is needed, and the steel bar is welded after the rotating body is finished, so that the operation is time-consuming and labor-consuming, and the operation is very inconvenient.
Disclosure of Invention
The utility model mainly aims to provide a turning device for a turning bridge after overturning, which aims to solve the problems that in the prior art, a ball joint is in direct contact and cannot rotate; the relative position of the lower spherical hinge and the upper spherical hinge seat can not be fixed.
In order to achieve the above purpose, the utility model provides a turning device for a turning bridge after overtravel, which comprises a spherical hinge positioning frame, wherein a spherical hinge lower seat is arranged on the spherical hinge positioning frame through a fastening bolt, a lower spherical hinge is arranged in the spherical hinge lower seat, an upper spherical hinge is arranged on the lower spherical hinge through a central shaft, a shaft shoulder is arranged on the central shaft, and the shaft shoulder is used for arranging a lower hinge ball and an upper hinge ball at an axial interval of 1 mm;
the spherical hinge positioning frame is provided with a leveling bolt, the leveling bolt is installed on the spherical hinge positioning frame through threads, an adaptive blind hole is formed in the position, covered by the spherical hinge lower seat, of the leveling bolt, and the bottom of a screw rod of the leveling bolt is fixedly provided with a bolt head;
the hinge is characterized in that at least two lower rib plates are arranged around the lower hinge ball at equal angular intervals, each lower rib plate is connected with a limit lock through a hinge, the limit lock is arranged on an upper rib plate through a square bolt, the upper rib plate is fixedly connected with an upper seat of the hinge, and square pin holes matched with the square bolt are formed in the upper rib plates.
Further, a supporting leg slideway is concentrically arranged on the periphery of the spherical hinge lower seat and the central shaft, and slideway guide holes are formed in the supporting leg slideway at equal angular intervals.
Further, the upper bearing platform is poured on the upper seat of the spherical hinge, the upper bearing platform is provided with the supporting feet above the supporting foot slide way, the number of the supporting feet is two as a group, each group of the supporting feet is connected through the supporting foot ring, and the supporting foot slide plate is arranged between the supporting foot and the supporting foot slide way.
Further, the spherical hinge locating frame is fixed on a pile foundation bearing platform through pouring, and a pier foundation is poured below the pile foundation bearing platform.
Further, two traction ropes which are symmetrical in center are fixed in the upper bearing platform, and the traction ropes bypass the upper bearing platform to be drawn to be tangential to the upper bearing platform and are parallel to the upper bearing platform and are oppositely arranged.
Further, a traction counterforce seat is arranged on the pile foundation bearing platform, the traction counterforce seat is arranged on the periphery of the traction rope, and the traction rope penetrates through the traction counterforce seat and is connected with a jack.
Further, at least one sand box is arranged between each group of the supporting feet, and the height of the sand box is slightly smaller than that of the supporting feet.
Further, hanging rings are arranged on the upper seat of the spherical hinge and the lower spherical hinge.
The beneficial effects of the utility model are as follows:
according to the utility model, the lower corner ball and the upper hinge ball are arranged at a distance of 1mm through the central shaft with the shaft shoulder, so that the follow-up rotation is facilitated, and the square bolt-fastened limiting lock is arranged, so that the relative position of the lower hinge and the upper seat of the hinge is conveniently limited, and meanwhile, the cleaning between the hinges is facilitated; a leveling bolt is arranged between the spherical hinge locating frame and the spherical hinge lower seat, so that integral leveling is facilitated, and overlarge errors are avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the spherical hinge structure of the present utility model;
FIG. 3 is a schematic view of a spherical hinge according to the present utility model;
FIG. 4 is a full cross-sectional view of the spherical hinge structure of the present utility model;
FIG. 5 is a schematic view of the structure of the lower hinge ball and pile foundation of the present utility model;
fig. 6 is a schematic structural view of a slide rail assembly according to the present utility model.
Reference numerals illustrate:
1. the pile foundation, 2, pile foundation bearing platform, 3, spherical hinge locating rack, 4, spherical hinge lower seat, 5, lower spherical hinge, 6, center shaft, 7, upper spherical hinge, 8, spherical hinge upper seat, 9, supporting leg slideway, 9a, slideway guide hole, 10, supporting leg, 11, sand box, 12, traction reaction seat, 13, traction cable, 14, jack, 15, upper bearing platform, 16, supporting leg ring, 17, supporting leg slide, 18, limit lock, 19, square bolt, 20, lower rib plate, 21, upper rib plate, 21a, square pin hole, 22, leveling bolt, 23, fastening bolt, 24, hanging ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary that the combination of the technical solutions should be regarded as not existing when the combination of the technical solutions contradicts or cannot be realized on the basis of the realization of those skilled in the art.
Referring to fig. 1 to 6, the turning device for the turning bridge after overtravel comprises a spherical hinge positioning frame 3, wherein a spherical hinge lower seat 4 is arranged on the spherical hinge positioning frame 3 through a fastening bolt 23, a lower spherical hinge 5 is arranged in the spherical hinge lower seat 4, an upper spherical hinge 7 is arranged on the lower spherical hinge 5 through a central shaft 6, a shaft shoulder is arranged on the central shaft 6, and the shaft shoulder axially spaces the lower spherical hinge 5 and the upper spherical hinge 7 by 1 mm;
the spherical hinge positioning frame 3 is provided with a leveling bolt 22, the leveling bolt 22 is arranged on the spherical hinge positioning frame 3 through threads, the spherical hinge lower seat 4 is covered on the leveling bolt 22 and is provided with an adaptive blind hole, and the bottom of a screw rod of the leveling bolt 22 is fixedly provided with a bolt head;
at least two lower rib plates 20 which are symmetrically arranged are arranged around the lower hinge ball 5 at equal angular intervals, each lower rib plate 20 is connected with a limit lock 18 through a hinge, the limit lock 18 is installed on an upper rib plate 21 through a square bolt 19, the upper rib plate 21 is fixedly connected with the spherical hinge upper seat 8, and a square pin hole 21a which is matched with the square bolt 19 is formed in the upper rib plate 21.
The existing slewing device is directly contacted with the spherical hinge during installation and cannot rotate; the relative positions of the lower spherical hinge and the upper spherical hinge seat cannot be fixed; the spherical hinge positioning frame has extremely high leveling requirement, and the installed spherical hinge lower seat cannot be adjusted; according to the utility model, the lower corner ball and the upper hinge ball are arranged at a distance of 1mm through the central shaft with the shaft shoulder, so that the follow-up rotation is facilitated, and the square bolt-fastened limiting lock is arranged, so that the relative position of the lower hinge and the upper seat of the hinge is conveniently limited, and meanwhile, the cleaning between the hinges is facilitated; a leveling bolt is arranged between the spherical hinge locating frame and the spherical hinge lower seat, so that integral leveling is facilitated, and overlarge errors are avoided.
In an embodiment, as shown in fig. 5 or 6, the periphery of the spherical hinge lower seat 4 is concentrically provided with the central shaft 6, the upper part of the supporting leg slide 9 is provided with slide guide holes 9a at equal angular intervals, the supporting leg slide is used for supporting and limiting the moving track of the supporting leg, the slide guide holes are used for guiding air, casting hollowness is prevented, and heat conduction in the rotation process can be realized.
In an embodiment, as shown in fig. 1 and 6, an upper bearing platform 15 is poured on the spherical hinge upper seat 8, the upper bearing platform 15 is provided with two groups of supporting feet 10 above the supporting foot slide ways 9, each group of supporting feet 10 is connected through a supporting foot ring 16, a supporting foot sliding plate 17 is arranged between each supporting foot 10 and each supporting foot slide way 9, the supporting feet are used for supporting overall stability, tilting and even dumping are avoided, and the base plate is used for reducing friction between the supporting foot and each supporting foot slide way.
In an embodiment, as shown in fig. 1 or 5, the spherical hinge positioning frame 3 is fixed on the pile foundation platform 2 through pouring, and a pier foundation 1 is further poured under the pile foundation platform 2.
In an embodiment, as shown in fig. 1, two traction cables 13 that are symmetrical in center are fixed in the upper bearing platform 15, and the traction cables 13 bypass the upper bearing platform 15 to be drawn to be tangential to the upper bearing platform 15, parallel to each other and opposite in direction, so that the design is convenient for the jack to apply force and be convenient for rotating the whole.
In an embodiment, as shown in fig. 1, the pile foundation pile cap 2 is provided with a traction reaction seat 12, the traction reaction seat 12 is disposed at the periphery of a traction cable 13, the traction cable 13 penetrates through the traction reaction seat 12 and is connected with a jack 14, and the traction reaction system is formed by the traction cable and the jack and used for rotating the whole device.
In an embodiment, as shown in fig. 5, at least one sand box 11 is disposed between each set of the supporting legs 10, the height of the sand box 11 is slightly smaller than that of the supporting legs 10, and the sand box is used for storing quartz sand, and when rotating, the quartz sand is discharged, so that friction force between the supporting leg sliding plate and the supporting leg sliding rail is reduced.
In an embodiment, as shown in fig. 3, the upper seat 8 and the lower seat 5 of the spherical hinge are provided with hanging rings 24, and the hanging rings 24 are provided to facilitate the installation of the upper seat 8 and the lower seat 5 of the spherical hinge.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a slewer after being used for turning bridge to surpass changeing, includes spherical hinge locating rack (3), spherical hinge lower seat (4) are equipped with through fastening bolt (23) on spherical hinge locating rack (3), spherical hinge lower seat (4) are equipped with down spherical hinge (5), its characterized in that: the lower spherical hinge (5) is provided with an upper spherical hinge (7) through a central shaft (6), the central shaft (6) is provided with a shaft shoulder, and the shaft shoulder axially spaces the lower spherical hinge (5) and the upper spherical hinge (7) by 1 mm;
the spherical hinge positioning frame (3) is provided with a leveling bolt (22), the leveling bolt (22) is arranged on the spherical hinge positioning frame (3) through threads, the spherical hinge lower seat (4) is covered on the leveling bolt (22) and is provided with an adaptive blind hole, and the bottom of a screw rod of the leveling bolt (22) is fixedly provided with a bolt head;
the lower rib plates (20) which are symmetrically arranged are arranged around the lower spherical hinge (5) at equal angular intervals, each lower rib plate (20) is connected with a limit lock (18) through a hinge, the limit locks (18) are arranged on an upper rib plate (21) through square bolts (19), the upper rib plate (21) is fixedly connected with an upper spherical hinge seat (8), and square pin holes (21 a) which are matched with the square bolts (19) are formed in the upper rib plate (21).
2. The turning device for the turning bridge after overrunning according to claim 1, wherein a supporting leg slideway (9) is concentrically arranged on the periphery of the spherical hinge lower seat (4) and the central shaft (6), and slideway guide holes (9 a) are formed in the supporting leg slideway (9) at equal angular intervals.
3. The turning device for the turning bridge after overrunning according to claim 1, wherein an upper bearing platform (15) is poured on the spherical hinge upper seat (8), the upper bearing platform (15) is provided with two groups of supporting feet (10) above the supporting foot slide way (9), each group of supporting feet (10) is connected through a supporting foot ring (16), and a supporting foot sliding plate (17) is padded between each supporting foot (10) and the supporting foot slide way (9).
4. The turning device for the turning bridge after overrunning according to claim 1, wherein the spherical hinge positioning frame (3) is fixed on the pile foundation pile cap (2) through pouring, and a pier foundation (1) is further poured below the pile foundation pile cap (2).
5. A swivel device for a swivel bridge after overrun according to claim 3, characterized in that two traction ropes (13) are fixed in the upper platform (15) in a central symmetry, and the traction ropes (13) are drawn around the upper platform (15) in a tangential, parallel and opposite arrangement to the upper platform (15).
6. A swivel arrangement for a swivel bridge after overrun as claimed in claim 4, characterized in that the pile foundation platform (2) is provided with a traction reaction seat (12), the traction reaction seat (12) is arranged at the periphery of a traction cable (13), and the traction cable (13) penetrates the traction reaction seat (12) and is connected with a jack (14).
7. A swivel arrangement for a swivel bridge after overrun as claimed in claim 3, characterized in that at least one flask (11) is arranged between each set of support feet (10), the height of the flask (11) being slightly smaller than the height of the support feet (10).
8. The turning device for the turning bridge after the overspin according to claim 1, wherein the upper seat (8) and the lower spherical hinge (5) of the spherical hinge are respectively provided with a hanging ring (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036156.2U CN220538450U (en) | 2023-08-01 | 2023-08-01 | Rotary device for rotating bridge after overrunning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036156.2U CN220538450U (en) | 2023-08-01 | 2023-08-01 | Rotary device for rotating bridge after overrunning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220538450U true CN220538450U (en) | 2024-02-27 |
Family
ID=89977078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322036156.2U Active CN220538450U (en) | 2023-08-01 | 2023-08-01 | Rotary device for rotating bridge after overrunning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220538450U (en) |
-
2023
- 2023-08-01 CN CN202322036156.2U patent/CN220538450U/en active Active
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