CN210509018U - Wall connecting device of heavy safety ladder cage with bridge cylindrical piers - Google Patents
Wall connecting device of heavy safety ladder cage with bridge cylindrical piers Download PDFInfo
- Publication number
- CN210509018U CN210509018U CN201920720879.5U CN201920720879U CN210509018U CN 210509018 U CN210509018 U CN 210509018U CN 201920720879 U CN201920720879 U CN 201920720879U CN 210509018 U CN210509018 U CN 210509018U
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- Prior art keywords
- hoop
- ladder cage
- safety ladder
- ring
- round steel
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- Expired - Fee Related
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a wall connecting device of a heavy safety ladder cage with a bridge cylindrical pier, which comprises a hoop (1); the hoop (1) is provided with a connecting lug plate (2), the connecting lug plate (2) is connected with one end of a pull rod (4) through a connecting bolt (3), the other end of the pull rod (4) is welded with an adjustable screw rod (5), and the adjustable screw rod (5) is connected with a cross arm (6); the cross arm (6) is connected with the safety ladder cage (7). The utility model discloses can improve the stability of heavy safety ladder cage and connect fixed quality, make things convenient for construction operation and save material. The utility model is suitable for a heavy safety ladder cage of pedestrian's passageway is connected fixedly about various bridge cylinder mounds.
Description
Technical Field
The utility model relates to a wall connecting device of heavy safety ladder cage of bridge cylinder mound belongs to bridge construction technical field.
Background
In the construction of cylindrical piers in bridge engineering, a safety ladder cage is generally adopted for the passageway for passengers to get on and off. The safety ladder cage needs to be connected with the cylindrical pier through a wall connecting device. In the prior art, a fastener-type steel pipe with the diameter of 48mm and the wall thickness of 3.6mm is encircled by a cylindrical pier, then the fastener-type steel pipe is encircled by a safety ladder cage, and then the fastener-type steel pipe is connected with a steel pipe on the safety ladder cage and an encircling steel pipe on the cylindrical pier in a splayed manner. The wall connecting device in the prior art is inconvenient to operate, difficult to connect, large in connecting material components and poor in connecting effect. When the wall connecting piece is installed in the prior art, the wall connecting piece can be installed only by utilizing the hanging basket for multiple times of installation, the operation process is complicated, and the safety risk is high in the operation process. In the construction of the cylindrical pier, the installation of the wall connecting device is the work of high-risk operation and easy occurrence of safety accidents. Therefore, the prior art has the defects and needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wall device of heavy safety ladder cage of bridge cylinder mound simplifies wall device structure under the prerequisite of guaranteeing safety to it is convenient to have the dismantlement, connects reliable characteristics, in order to overcome prior art's not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model relates to a wall connecting device of a heavy safety ladder cage with a bridge cylindrical pier, which comprises a hoop; the hoop is provided with a connecting lug plate, the connecting lug plate is connected with one end of the pull rod through a connecting bolt, the other end of the pull rod is welded with an adjustable lead screw, and the adjustable lead screw is inserted into the reserved hole of the cross arm; the cross arm is buckled on two upright posts at the side of the safety ladder cage close to the pier stud.
In the wall connecting device, the hoop is composed of two semicircular hoops, and connecting lug plates are welded at two ends of each semicircular hoop; the connecting ear plates at two ends of one semicircular hoop are flat ear plates, and the connecting ear plates at two ends of the other semicircular hoop are L-shaped ear plates; the flat ear plate and the L-shaped ear plate are provided with tightening holes; the two semicircular hoops are connected through a hoop fastening bolt in the hoop fastening hole; the L-shaped ear plate is provided with a connecting hole; the connecting hole is connected with the pull rod through a connecting bolt.
In the wall connecting device, the semicircular hoop comprises an upper round steel semi-ring and a lower round steel semi-ring, and the upper round steel semi-ring and the lower round steel semi-ring are connected through a group of uniformly distributed vertical ribs; and connecting lug plates are welded at the two ends of the upper round steel semi-ring and the lower round steel semi-ring.
In the wall connecting device, the two ends of the cross arm are provided with adjusting holes, and the adjusting holes are connected with the adjustable lead screws at one ends of the pull rods through adjusting nuts.
In the wall connecting device, the pull rod and the cross arm are both channel steel workpieces.
Since the technical scheme is used, the utility model discloses compare with prior art, the utility model discloses can improve the stability of heavy safety ladder cage and connect fixed quality, convenient construction operation and save material. The utility model is suitable for a heavy safety ladder cage of pedestrian's passageway is connected fixedly about various bridge cylinder mounds.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of the hoop;
FIG. 3 is a schematic structural view of a cross arm;
fig. 4 is a schematic diagram of an application example.
Labeled as: 1-anchor ear, 2-connecting ear plate, 3-connecting bolt, 4-pull rod, 5-adjustable screw rod, 6-cross arm, 7-safety ladder cage, 8-flat ear plate, 9-L-shaped ear plate, 10-fastening hole, 11-fastening bolt, 12-connecting hole, 13-round steel semi-ring, 14-vertical rib, 15-adjusting hole, 16-adjusting nut and 17-cylindrical pier.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The utility model relates to a wall connecting device of a heavy safety ladder cage with a bridge cylindrical pier, which comprises a hoop 1 as shown in figure 1; the hoop 1 is provided with a connecting lug plate 2, the connecting lug plate 2 is connected with one end of a pull rod 4 through a connecting bolt 3, the other end of the pull rod 4 is welded with an adjustable screw rod 5, and the adjustable screw rod 5 is connected with a cross arm 6; the cross arm 6 is connected with a safety ladder cage 7. As shown in fig. 2, the hoop 1 is composed of two semicircular hoops, and connecting ear plates 2 are welded at both ends of the two semicircular hoops; the connecting ear plates 2 at two ends of one semicircular hoop are flat ear plates 8, and the connecting ear plates 2 at two ends of the other semicircular hoop are L-shaped ear plates 9; the flat ear plate 8 and the L-shaped ear plate 9 are provided with tightening holes 10; the two semicircular hoops 8 are connected through a hoop fastening bolt 11 in a hoop fastening hole 10; the L-shaped ear plate 9 is provided with a connecting hole 12; the connecting hole 12 is connected with the pull rod 4 through the connecting bolt 3. The semicircular hoop comprises an upper round steel semi-ring 13 and a lower round steel semi-ring 13, and the upper round steel semi-ring 13 and the lower round steel semi-ring 13 are connected through a group of uniformly distributed vertical ribs 14; and the connecting lug plates 2 are welded at the two ends of the upper round steel semi-ring 13 and the lower round steel semi-ring 13. As shown in fig. 3, the two ends of the cross arm 6 are provided with adjusting holes 15, and the adjusting holes 15 are connected with the adjustable screw rod 5 at one end of the pull rod 4 through adjusting nuts 16. The pull rod 4 and the cross arm 6 are made of channel steel.
During the specific construction, as shown in fig. 4, the hoop 1 is processed in advance, and the hoop 1 includes two semicircular hoops. The semicircular hoop 1 is welded into two round steel semi-rings 13 by utilizing two plain steel bars at a certain distance, and the vertical bars 14 connecting the two round steel semi-rings 13 are also welded by utilizing the plain steel bars at a certain distance. The two semicircular hoop ends are welded and connected with the lug plate 2. Two ends of one semicircular hoop are welded with L-shaped lug plates 9, two ends of the other semicircular hoop are welded with flat lug plates 8, and the two semicircular hoops are combined and hooped at suitable positions on a cylindrical pier 17 and are fixedly connected by using a hooping bolt 11. Processing a pull rod 4, welding an adjustable screw rod 5 at one end of the pull rod 4, and drilling a connecting hole 12 at the other end of the pull rod 4; and (4) processing a cross arm 6, and drilling an adjusting hole 15 at the position of the cross arm 6 corresponding to the adjustable screw rod 5. One end of the pull rod 4, which is provided with a connecting hole 12, is connected with an L-shaped lug plate 9 on the hoop 1 through a connecting bolt 3, an adjustable screw rod 5 of the pull rod 4 is inserted into an adjusting hole 15 of the cross arm 6, and an adjusting nut 16 is sleeved on the adjustable screw rod 5 to be screwed tightly. The cross arm 6 is welded with the safety ladder cage 7.
The connecting bolt 3, the tightening bolt 11, the adjustable lead screw 5 and the adjusting nut 16 are all made of high-strength materials.
The utility model discloses can improve the stability of heavy safety ladder cage and connect fixed quality, make things convenient for construction operation and save material. The device is suitable for connecting and fixing the heavy safety ladder cage of the pedestrian passageway on the cylindrical pier of various bridges.
Claims (5)
1. The utility model provides a wall connecting device of heavy safety ladder cage of bridge cylinder mound which characterized in that: comprises a hoop (1); the hoop (1) is provided with a connecting lug plate (2), the connecting lug plate (2) is connected with one end of a pull rod (4) through a connecting bolt (3), the other end of the pull rod (4) is welded with an adjustable screw rod (5), and the adjustable screw rod (5) is connected with a cross arm (6); the cross arm (6) is connected with the safety ladder cage (7) and is buckled on two upright posts of the safety ladder cage close to the pier stud.
2. A wall attachment as claimed in claim 1, wherein: the hoop (1) is composed of two semicircular hoops, and connecting ear plates (2) are welded at two ends of each semicircular hoop; the connecting ear plates (2) at two ends of one semicircular hoop are flat ear plates (8), and the connecting ear plates (2) at two ends of the other semicircular hoop are L-shaped ear plates (9); the flat ear plate (8) and the L-shaped ear plate (9) are provided with tightening holes (10); the two semicircular hoops are connected through a hoop fastening bolt (11) in the hoop fastening hole (10); the L-shaped ear plate (9) is provided with a connecting hole (12); the connecting hole (12) is connected with the pull rod (4) through a connecting bolt (3).
3. A wall attachment as claimed in claim 2, wherein: the semicircular hoop comprises an upper round steel semi-ring (13) and a lower round steel semi-ring (13), and the upper round steel semi-ring (13) and the lower round steel semi-ring (13) are connected through a group of uniformly distributed vertical ribs (14); the two ends of the upper round steel semi-ring (13) and the lower round steel semi-ring (13) are welded with connecting lug plates (2).
4. A wall attachment as claimed in claim 2, wherein: adjusting holes (15) are formed in the two ends of the cross arm (6), and the adjusting holes (15) are connected with adjustable screw rods (5) at one ends of the pull rods (4) through adjusting nuts (16).
5. A wall attachment as claimed in claim 2, wherein: the pull rod (4) and the cross arm (6) are both channel steel workpieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720879.5U CN210509018U (en) | 2019-05-17 | 2019-05-17 | Wall connecting device of heavy safety ladder cage with bridge cylindrical piers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920720879.5U CN210509018U (en) | 2019-05-17 | 2019-05-17 | Wall connecting device of heavy safety ladder cage with bridge cylindrical piers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210509018U true CN210509018U (en) | 2020-05-12 |
Family
ID=70576047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920720879.5U Expired - Fee Related CN210509018U (en) | 2019-05-17 | 2019-05-17 | Wall connecting device of heavy safety ladder cage with bridge cylindrical piers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210509018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043183A (en) * | 2019-05-17 | 2019-07-23 | 中国建筑第四工程局有限公司 | A kind of wall attaching parts of the heavy safe ladder cage of bridge cylinder pier |
-
2019
- 2019-05-17 CN CN201920720879.5U patent/CN210509018U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043183A (en) * | 2019-05-17 | 2019-07-23 | 中国建筑第四工程局有限公司 | A kind of wall attaching parts of the heavy safe ladder cage of bridge cylinder pier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 Termination date: 20210517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |