CN210086070U - Easy-to-assemble and disassemble orthotropic steel bridge deck leveling device - Google Patents
Easy-to-assemble and disassemble orthotropic steel bridge deck leveling device Download PDFInfo
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- CN210086070U CN210086070U CN201920565402.4U CN201920565402U CN210086070U CN 210086070 U CN210086070 U CN 210086070U CN 201920565402 U CN201920565402 U CN 201920565402U CN 210086070 U CN210086070 U CN 210086070U
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Abstract
An easy-to-assemble and disassemble orthotropic steel bridge deck leveling device relates to the field of auxiliary tools of process equipment and comprises a cross beam and two T-shaped screw rods, wherein the cross beam is fixedly provided with two nuts matched with the T-shaped screw rods, and the central shaft of each nut is perpendicular to a steel bridge deck and is spaced from the steel bridge deck; the beam is also fixed with a leveling horse plate facing the steel bridge deck; two ends of the cross beam are respectively connected with a first permanent magnet device, and the two first permanent magnet devices are respectively adsorbed on two U-shaped ribs of the steel bridge deck; the two T-shaped screw rods respectively penetrate through the two nuts, one end, close to the steel bridge deck, of each T-shaped screw rod is connected with a second permanent magnet, and the two second permanent magnets are respectively located on two sides of a seam of the steel bridge deck; when the T-shaped screw rod is lifted relative to the nut, the second permanent magnet adsorption steel bridge deck is lifted along with the T-shaped screw rod. The utility model is convenient to assemble and disassemble, and reduces the manpower and material resources; and welding defects are avoided, and the performance of the steel bridge deck is improved.
Description
Technical Field
The utility model relates to a process equipment appurtenance field specifically is an easy loaded and unloaded orthotropic steel bridge floor leveling device.
Background
In the process of assembling orthotropic steel bridge decks of roads and railways, more longitudinal butt welds exist. According to the process requirement, the misalignment amount of the welding seam before welding is controlled within 1mm, and the flatness of steel plates on two sides of the welding seam is difficult to meet the requirement, so the requirement is met by means of a tooling scheme.
The traditional tool scheme mainly adopts a welding process horse board to ensure the flatness of two sides of a joint of spliced steel bridge deck boards and then welds the joint. As shown in figure 1, the horse board adopting the welding process has the characteristics of simple and reliable process; but the welding process horse board is also obvious in defect, and the number of the welding process horse boards is larger because the distance between the adjacent process horse boards cannot be too large, and is usually between 200 mm and 600 mm.
In order to ensure that the steel bridge deck is not damaged when the process deck is dismantled, a certain height is reserved when the process deck is usually cut and removed, then the process deck is ground flat, and finally magnetic powder detection is carried out on a welding area of the deck to ensure that the welding area has no welding defects such as cracks.
The horse board of the traditional welding process seems simple and convenient, and actually has the following defects:
1. when the technical horse board is welded, more welding heat affected zones are formed on the steel bridge deck board, so that welding defects are easily caused, the structure of the steel bridge deck board becomes uneven, welding stress is generated, and the fatigue strength of the steel bridge deck board is reduced.
2. When the process horse board is dismantled, a large amount of manpower and material resources are consumed for cutting and polishing; after the process horse board is dismantled, a large amount of manpower and material resources are consumed for magnetic powder inspection.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an easy-to-assemble and-disassemble orthotropic steel bridge deck leveling device, which is convenient to assemble and disassemble and reduces the needed manpower and material resources; and welding defects are avoided, and the performance of the steel bridge deck is improved.
In order to achieve the purposes, the utility model discloses an easy-to-assemble and disassemble orthotropic steel bridge deck leveling device, which comprises a cross beam and two T-shaped screw rods, wherein the cross beam is fixedly provided with two nuts matched with the T-shaped screw rods, and the central axis of the nut is perpendicular to the steel bridge deck and is a distance away from the steel bridge deck; the beam is also fixed with a leveling horse plate facing the steel bridge deck; two ends of the cross beam are respectively connected with a first permanent magnet device, and the first permanent magnet devices are respectively adsorbed on two U-shaped ribs of the steel bridge deck.
On the basis of the technical scheme, the two T-shaped screw rods respectively penetrate through the two nuts, one end, close to the steel bridge deck, of each T-shaped screw rod is connected with a second permanent magnet, and the two second permanent magnets are respectively located on two sides of a seam of the steel bridge deck; when the T-shaped screw rod is lifted relative to the nut, the second permanent magnet adsorbs the steel bridge deck to lift along with the T-shaped screw rod.
On the basis of the technical scheme, the other end of the T-shaped screw rod is connected with a screw rod stirring handle for rotating the T-shaped screw rod.
On the basis of the technical scheme, the beam comprises two beam plates which are arranged in parallel, and the nut is fixed between the two beam plates.
On the basis of the technical scheme, two sides of the nut are respectively connected with a reinforcing rib, and two ends of the reinforcing rib are respectively and vertically fixed on the two beam plates.
On the basis of the technical scheme, the leveling horse board is connected to one beam plate and located at the same side of two nuts, one side, close to the steel bridge deck, of the leveling horse board is provided with a notch, and the seam of the steel bridge deck is located at the notch.
On the basis of the technical scheme, the steel bridge deck leveling device is of a symmetrical structure, and a symmetrical plane is a plane passing through the seam and perpendicular to the steel bridge deck.
On the basis of the technical scheme, the first permanent magnet is fixedly connected with the cross beam through the first connecting seat; the second permanent magnet device is fixedly connected with the screw rod through a second connecting seat.
On the basis of the technical scheme, the beam is detachably connected with the first connecting seat, the beam is detachably connected with the leveling horse plate, the first connecting seat is detachably connected with the first permanent magnet device, and the second connecting seat is detachably connected with the second permanent magnet device.
On the basis of the technical scheme, the first permanent magnet device is PML-400 in model, and the second permanent magnet device is PML-100 in model.
On the basis of the technical scheme, the specification of the T-shaped screw rod is T32 multiplied by 3.
The beneficial effects of the utility model reside in that:
1. this easy loaded and unloaded orthotropic steel bridge floor leveling device all links to each other with U-shaped rib, both sides mother metal through magnetic force, has avoided the welding defect problem that welded connection brought, very big protection the integrality and the homogeneity of steel bridge deck board, improved the product property ability and the life of steel bridge deck board.
2. The device is convenient to assemble and disassemble, only the permanent magnet switch needs to be turned on during installation, and only the permanent magnet switch needs to be turned off after use; and a large amount of manpower and material resources required by cutting, polishing and magnetic powder inspection of the horse board in the traditional welding process are saved.
Drawings
Fig. 1 is a schematic diagram of a conventional tooling scheme of the background art.
Fig. 2 is a schematic structural diagram of an orthotropic steel bridge deck leveling device according to an embodiment of the present invention.
Fig. 3 is a front view of the second connecting seat and the second permanent magnet according to the embodiment of the present invention.
Fig. 4 is a right side view of fig. 3.
Fig. 5 is a front view of the first connection seat and the first permanent magnet according to the embodiment of the present invention.
Fig. 6 is a right side view of fig. 5.
Fig. 7 is a schematic structural view of a T-shaped screw rod according to an embodiment of the present invention.
Fig. 8 is a cross-sectional view of a front view of a cross beam according to an embodiment of the present invention.
Fig. 9 is a top view of a cross beam according to an embodiment of the present invention.
Reference numerals: 1-a second permanent magnet device, 2-a leveling horse plate, 3-a second connecting seat, 4-a first connecting seat, 41-a bending plate, 42-a bending rib, 5-a first permanent magnet device, 61-T-shaped lead screw, 62-nut, 7-cross beam, 8-lead screw stirring handle, 9-steel bridge panel and 10-U-shaped rib.
Detailed Description
The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 2, the easy-to-assemble and disassemble orthotropic steel bridge deck leveling device comprises a cross beam 7 and two T-shaped screw rods 61, wherein two ends of the cross beam 7 are respectively connected with a first permanent magnet device 5, and the two first permanent magnet devices 5 are respectively adsorbed on two U-shaped ribs 10 of a steel bridge deck 9.
Two nuts 62 are fixed on the beam 7, the two T-shaped screws 61 respectively pass through the two nuts 62, the central axis of the nut 62 is perpendicular to the steel bridge deck 9, and a distance is reserved between the nut 62 and the steel bridge deck 9. One end of each T-shaped screw rod 61 close to the steel bridge deck 9 is connected with a second permanent magnet device 1, and the two second permanent magnet devices 1 are respectively positioned on two sides of the joint of the steel bridge deck 9.
The beam 7 is also fixed with a leveling horse plate 2 facing the steel bridge deck 9, and preferably, the leveling horse plate 2 is connected with the beam 7 by bolts. In this embodiment, the beam 7 includes two parallel arrangement's beam slab 71, and the horse board 2 of making level is connected in a beam slab 71, and is located two homonymies of screw 62, and one side that the horse board 2 of making level is close to steel bridge panel 9 has the breach, and the seam of steel bridge panel 9 is located breach central authorities. The cross beam 7 can also have only one beam plate 71, two nuts 62 are located on one side of the beam plate 71, and the leveling horse plate 2 is mounted on the other side of the beam plate 71.
Preferably, the gap is semicircular, and the fixed leveling horse plate 2 is tightly attached to the steel bridge deck plate 9.
As shown in fig. 2, 3 and 4, preferably, the second permanent magnet device 1 is fixedly connected with the screw rod 61 through the second connecting seat 3. The second connecting seat 3 is formed by bending a steel plate for 90 degrees twice, is fixedly connected with the second permanent magnet device 1 through a bolt, and is fixedly connected with the screw rod 61 through a screw. Preferably, the screw 61 is structured as shown in fig. 7, one end of the T-shaped screw 61 is connected with a screw stirring handle 8 for rotating the T-shaped screw 61, so as to facilitate manual rotation of the screw; the other end is axially provided with a threaded hole for installing the second connecting seat 3.
As shown in fig. 2, 5 and 6, the first permanent magnet 5 is preferably fixedly connected with the cross beam 7 through the first connecting seat 4 by using bolts. Specifically, the first connecting seat 4 is composed of a bending plate 41 and two bending ribs 42, the bending ribs 42 are perpendicular to the bending plate 41, the two bending ribs 42 are parallel to each other, and the distance between the two parallel bending ribs 42 is slightly larger than the distance between the outer surfaces of the two parallel beam plates 71.
As shown in fig. 2, 8 and 9, preferably, four reinforcing ribs 72 are provided between two beam plates 71 of the cross beam 7, and the four reinforcing ribs 72 and the beam plates 71 are welded to enclose two rectangular spaces which just accommodate the periphery of the nut 62, and the nut is welded and fixed in the rectangular spaces.
The leveling device is used in an orthotropic steel bridge deck environment and comprises the following steps:
in the first step, the switch of the first permanent magnet device 5 is opened, and the two first permanent magnet devices 5 are respectively adsorbed on the U-shaped ribs 10 of the two steel bridge panels 9 to be welded.
And secondly, manually adjusting the screw rod stirring handle 8, driving the second permanent magnet device 1 to be close to the surface of the steel bridge deck 9 through the T-shaped screw rod 61, contacting the surface of the steel bridge deck 9, and opening a switch of the second permanent magnet device 1 to enable the second permanent magnet device to be adsorbed on the steel bridge deck 9.
And thirdly, taking the bottom edge of the leveling horse plate 2 as a reference, adjusting the screw rod stirring handle 8, lifting the two second permanent magnet devices 1, driving the steel bridge panels 9 on the two sides of the joint to lift and adjust, enabling the steel bridge panels 9 on the two sides of the joint to be closely and flatly attached to the bottom edge of the leveling horse plate 2, and further enabling the flatness of the steel bridge panels 9 on the two sides of the joint to meet the welding requirement.
And fourthly, after the seam welding of the two steel bridge deck plates 9 is finished, the switches of the first permanent magnet device 5 and the second permanent magnet device 1 are closed, and the orthotropic steel bridge deck leveling device is taken off.
This easy loaded and unloaded orthotropic steel bridge deck leveling device all links to each other with U-shaped rib 10, both sides steel bridge deck slab 9 through magnetic force, has avoided the welding defect problem that welded connection brought, very big protection the integrality and the homogeneity of steel bridge deck slab 9, improved the product property ability and the life of steel bridge deck slab 9. The device is convenient to assemble and disassemble, only the permanent magnet switch needs to be turned on during installation, and only the permanent magnet switch needs to be turned off after use; and a large amount of manpower and material resources required by cutting, polishing and magnetic powder inspection of the horse board in the traditional welding process are saved.
Preferably, the steel bridge deck leveling device is of a symmetrical structure, and the symmetry plane is a plane passing through the seam and perpendicular to the steel bridge deck 9.
Preferably, the first permanent magnet device 5 is PML-400, the second permanent magnet device 1 is PML-100, and the specification of the T-shaped screw rod 61 is T32 multiplied by 3.
The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without departing from the scope of the present invention, but any change in shape or structure is within the scope of protection.
Claims (10)
1. An easy-to-assemble and disassemble orthotropic steel bridge deck leveling device is characterized by comprising a cross beam (7) and two T-shaped screw rods (61),
the cross beam (7) is fixedly provided with two nuts (62) matched with the T-shaped screw rods (61), and the central shaft of each nut (62) is perpendicular to the steel bridge deck (9) and is away from the steel bridge deck; the beam (7) is also fixed with a leveling horse plate (2) facing the steel bridge deck (9); two ends of the cross beam (7) are respectively connected with a first permanent magnet device (5), and the two first permanent magnet devices (5) are respectively adsorbed on two U-shaped ribs (10) of the steel bridge deck (9);
the two T-shaped screw rods (61) respectively penetrate through the two nuts (62), one end, close to the steel bridge deck (9), of each T-shaped screw rod (61) is connected with a second permanent magnet device (1), and the two second permanent magnet devices (1) are respectively located on two sides of a joint of the steel bridge deck (9); when the T-shaped screw rod (61) is lifted relative to the screw nut (62), the second permanent magnet device (1) adsorbs the steel bridge deck (9) to lift along with the lifting.
2. The easy-to-handle orthotropic steel bridge deck leveling device of claim 1, wherein: the other end of the T-shaped screw rod (61) is connected with a screw rod stirring handle (8) which rotates the T-shaped screw rod (61).
3. The easy-to-handle orthotropic steel bridge deck leveling device of claim 2, wherein: the cross beam (7) comprises two beam plates (71) which are arranged in parallel, and the nut (62) is fixed between the two beam plates (71).
4. The easy-to-handle orthotropic steel bridge deck leveling device of claim 3, wherein: two sides of the nut (62) are respectively connected with a reinforcing rib (72), and two ends of the reinforcing rib (72) are respectively and vertically fixed on the two beam plates (71).
5. The easy-to-handle orthotropic steel bridge deck leveling device of claim 3, wherein: the horse board (2) of making level connects in a beam slab (71), and is located the homonymy of two nuts (62), the horse board (2) of making level has the breach near one side of steel bridge panel (9), the seam of steel bridge panel (9) is located breach department.
6. The easy-to-handle orthotropic steel bridge deck leveling device of claim 5, wherein: the leveling device is of a symmetrical structure, and the symmetrical plane is the plane which passes through the seam and is perpendicular to the steel bridge deck (9).
7. The easy-to-handle orthotropic steel bridge deck leveling device of claim 1, wherein: the first permanent magnet device (5) is fixedly connected with the cross beam (7) through a first connecting seat (4); the second permanent magnet device (1) is fixedly connected with the screw rod (61) through a second connecting seat (3).
8. The easy-to-handle orthotropic steel bridge deck leveling device of claim 7, wherein: crossbeam (7) with first connecting seat (4), crossbeam (7) with the horse board (2) of making level first connecting seat (4) with first permanent magnet ware (5), and second connecting seat (3) with be connected dismantled between second permanent magnet ware (1).
9. The easy-to-handle orthotropic steel bridge deck leveling device of any one of claims 1-8, wherein: the first permanent magnet device (5) is PML-400 in model, and the second permanent magnet device (1) is PML-100 in model.
10. The easy-to-handle orthotropic steel bridge deck leveling device of any one of claims 1-8, wherein: the specification of the T-shaped screw rod (61) is T32 multiplied by 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565402.4U CN210086070U (en) | 2019-04-23 | 2019-04-23 | Easy-to-assemble and disassemble orthotropic steel bridge deck leveling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565402.4U CN210086070U (en) | 2019-04-23 | 2019-04-23 | Easy-to-assemble and disassemble orthotropic steel bridge deck leveling device |
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| CN210086070U true CN210086070U (en) | 2020-02-18 |
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| CN201920565402.4U Active CN210086070U (en) | 2019-04-23 | 2019-04-23 | Easy-to-assemble and disassemble orthotropic steel bridge deck leveling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114277684A (en) * | 2021-12-30 | 2022-04-05 | 武船重型工程股份有限公司 | Leveling device and method for steel structure bridge panel |
| CN116175060A (en) * | 2023-04-14 | 2023-05-30 | 华南理工大学 | Reverse welding horse plate technology for orthotropic steel bridge deck plate assembly welding positioning |
-
2019
- 2019-04-23 CN CN201920565402.4U patent/CN210086070U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114277684A (en) * | 2021-12-30 | 2022-04-05 | 武船重型工程股份有限公司 | Leveling device and method for steel structure bridge panel |
| CN114277684B (en) * | 2021-12-30 | 2023-09-05 | 武船重型工程股份有限公司 | Leveling device and method for steel structure bridge panel |
| CN116175060A (en) * | 2023-04-14 | 2023-05-30 | 华南理工大学 | Reverse welding horse plate technology for orthotropic steel bridge deck plate assembly welding positioning |
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Effective date of registration: 20220323 Address after: No.8, boxue Road, Wuhan Economic and Technological Development Zone, Hubei Province, 430056 Patentee after: CHINA RAILWAY WUHAN BRIDGE ENGINEERING CONSULTING SUPERVISION Co.,Ltd. Address before: No.8, boxue Road, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province, 430056 Patentee before: CHINA RAILWAY MAJOR BRIDGE RECONNAISSANCE & DESIGN INSTITUTE Co.,Ltd. Patentee before: China Railway Wuhan bridge engineering consulting and Supervision Co., Ltd |