CN210827131U - Pier device for adjusting front-rear height difference of lower guide beam of bridge girder erection machine - Google Patents
Pier device for adjusting front-rear height difference of lower guide beam of bridge girder erection machine Download PDFInfo
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- CN210827131U CN210827131U CN201921472167.2U CN201921472167U CN210827131U CN 210827131 U CN210827131 U CN 210827131U CN 201921472167 U CN201921472167 U CN 201921472167U CN 210827131 U CN210827131 U CN 210827131U
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- Prior art keywords
- pier
- lower guide
- guide beam
- pad
- bridge girder
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
A pier cushion device for adjusting the front-back height difference of a lower guide beam of a bridge girder erection machine is arranged between a lower guide beam landing leg and a pier; comprises a pad pier; the pad pier is made of section steel and is arranged at the top of the pier along the long axial direction of the pier; a vertical first stiffening plate is arranged on the pad pier and at a position corresponding to the lower guide beam supporting leg; limiting plates are respectively connected to two sides of the top of the pad pier; the limiting plate is positioned on the outer side of the lower guide beam supporting leg to prevent the lower guide beam supporting leg from sliding outwards; the bottom of the pad pier is provided with rollers at intervals, and the top of the pad pier is provided with hanging rings at intervals. The utility model provides a traditional way change the structure of dispatching from the factory of bridging machine, the security reduces, and the process is more loaded down with trivial details is torn open in ann, and artifical consumption is great, and the overall stability's when having reduced bridging machine via hole operation technical problem.
Description
Technical Field
The utility model relates to a slip casting structure, especially a pier device is filled up to adjustment frame bridge crane nose girder front and back discrepancy in elevation.
Background
When a 20-meter box girder is erected in a certain project, because the height of the box girder is different from that of a 32-meter box girder, a front support leg of a guide beam of a bridge girder erection machine cannot be stably contacted with a pier, the whole bridge girder erection machine is unstable, girder erection operation cannot be carried out, and the site construction environment is combined; the existing construction method for erecting the 20-meter box girder by the bridge girder erection machine is characterized in that front supporting legs of the bridge girder erection machine are replaced, and the vertical heights of the supporting legs are prolonged by corresponding heights on the basis of the original design.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pier device is filled up of difference in height around adjustment bridge girder erection machine lower nose girder has solved traditional way and has changed the structure of dispatching from the factory of bridge girder erection machine, and the security reduces, and the ann tears the process open more loaded down with trivial details, and artifical consumption is great, and the overall stability's when having reduced bridge girder erection machine via hole operation technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A pier cushion device for adjusting the front-back height difference of a lower guide beam of a bridge girder erection machine is arranged between a lower guide beam landing leg and a pier; comprises a pad pier; the pad pier is made of section steel and is arranged at the top of the pier along the long axial direction of the pier; a vertical first stiffening plate is arranged on the pad pier and at a position corresponding to the lower guide beam supporting leg; limiting plates are respectively connected to two sides of the top of the pad pier; the limiting plate is positioned on the outer side of the lower guide beam supporting leg to prevent the lower guide beam supporting leg from sliding outwards; the bottom of the pad pier is provided with rollers at intervals, and the top of the pad pier is provided with hanging rings at intervals.
Preferably, the pad pier is box-shaped and is formed by horizontally splicing I-shaped steel or channel steel or H-shaped steel along the longitudinal direction.
Preferably, the first stiffening plates are arranged at the bottom of each lower guide beam supporting leg at intervals along the transverse direction, and the distance between every two adjacent first stiffening plates is 10-12 cm; the top of the first stiffening plate is connected to the upper flange of the pad pier, and the bottom of the first stiffening plate is connected to the lower flange of the pad pier.
Preferably, second stiffening plates are arranged on the outer side of the limiting plate at intervals along the longitudinal direction; and the second stiffening plate is supported between the limiting plate and the top of the cushion pier.
Preferably, an anti-skid pad is arranged between the pad pier and the lower guide beam supporting leg; the non-slip mat is connected to the top of the pad pier.
Preferably, the pad pier device also comprises a steel plate pad; at least one steel plate pad is arranged between the lower guide beam supporting leg and the pad pier in a cushioning mode.
Compared with the prior art, the utility model has the following characteristics and beneficial effect.
1. For preceding structure, the utility model discloses do not change the frame bridge crane structure, have higher stability, and be convenient for accurate putting to this device has realized upgrading increase's purpose under the prerequisite of the security in assurance equipment and the work progress.
2. The utility model discloses an it is whole all to adopt the shaped steel welding to assemble, guarantees under the prerequisite of self intensity and stability, increases bridging machine overall stability.
3. The utility model discloses on filling up the mound, corresponding pad mound position department sets up first stiffener, because the nose girder plays more critical supporting role in the operation of bridging machine via hole, the load is great in the operation, and the utility model relates to a final load bearing point, self will guarantee higher stability.
4. The utility model discloses set up the gyro wheel in the bottom that fills up the mound, and set up hoisting ring at the top that fills up the mound, conveniently fill up the removal and the hoist and mount of mound.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the pad of the present invention installed between the lower nose girder supporting leg and the pier of the bridge girder erection machine.
Fig. 2 is a schematic structural view of the middle pad pier of the present invention with a hanging ring at the top.
Fig. 3 is a schematic structural view of the utility model discloses the bottom of middle padder sets up the gyro wheel.
Reference numerals: 1-lower guide beam landing leg, 2-pier, 3-pad pier, 4-first stiffening plate, 5-limiting plate, 6-roller, 7-second stiffening plate, 8-non-slip mat, 9-steel plate mat and 10-lifting ring.
Detailed Description
As shown in figures 1-3, the pier-supporting device for adjusting the front-back height difference of the lower guide beam of the bridge girder erection machine is supported between a lower guide beam landing leg 1 and a pier 2 of the bridge girder erection machine; comprises a pad pier 3; the pad pier 3 is made of section steel and is arranged at the top of the pier 2 along the long axial direction of the pier 2; a vertical first stiffening plate 4 is arranged on the pad pier 3 and at the position corresponding to the lower guide beam supporting leg 1; limiting plates 5 are respectively connected to two sides of the top of the pad pier 3; the limiting plate 5 is positioned on the outer side of the lower guide beam supporting leg 1 to prevent the lower guide beam supporting leg 1 from sliding outwards; the bottom of the pad pier 3 is provided with rollers 6 at intervals, and the top of the pad pier 3 is provided with hanging rings 10 at intervals.
In this embodiment, the pad pier 3 is box-shaped, and the pad pier 3 is formed by horizontally splicing i-shaped steel in the longitudinal direction.
Of course, in other embodiments, the pad pier 3 can also be formed by horizontally splicing channel steel or H-shaped steel along the longitudinal direction.
In this embodiment, both ends of the pad pier 3 are erected on the pier 2 on both sides.
In the embodiment, bearings are arranged at the bottom of the pad pier 3 and between the piers 2 on the two sides at intervals along the transverse direction; the rollers 6 are respectively and correspondingly connected to two ends of the bearing.
In this embodiment, the first stiffening plates 4 are arranged at the bottom of each lower guide beam support leg 1 at intervals along the transverse direction, and the distance between adjacent first stiffening plates 4 is 10cm to 12 cm; the top of the first stiffening plate 4 is connected to the upper flange of the pad pier 3, and the bottom of the first stiffening plate 4 is connected to the lower flange of the pad pier 3.
In this embodiment, second stiffening plates 7 are arranged outside the limiting plate 5 at intervals along the longitudinal direction; the second stiffening plate 7 is supported between the limiting plate 5 and the top of the pad pier 3.
In the embodiment, an anti-skid pad 8 is arranged between the pad pier 3 and the lower guide beam supporting leg 1; the non-slip mat 8 is connected to the top of the pad pier 3.
In this embodiment, the steel plate cushion 9 is further included; at least one steel plate pad 9 is padded between the lower guide beam supporting leg 1 and the pad pier 3; the number of the steel plate cushions 9 is determined according to the elevation of the top surface of the cushion pier 3.
In this embodiment, a stopper rod is provided on the pad pier 3 around the steel mat 9 to prevent the sliding of the steel mat 9, and a non-slip mat 8 is provided on the uppermost steel mat 9.
The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, and the above embodiments are intended to illustrate, but not limit the scope of the present invention, and all applications coming from the simple changes of the present invention fall within the scope of the present invention.
Claims (6)
1. A pier cushion device for adjusting the front-back height difference of a lower guide beam of a bridge girder erection machine is arranged between a lower guide beam support leg (1) and a pier (2) of the bridge girder erection machine in a cushion manner; the method is characterized in that: comprises a pad pier (3); the pad pier (3) is made of section steel and is arranged at the top of the pier (2) along the long axial direction of the pier (2); a vertical first stiffening plate (4) is arranged on the pad pier (3) and at the position corresponding to the lower guide beam supporting leg (1); limiting plates (5) are respectively connected to two sides of the top of the pad pier (3); the limiting plate (5) is positioned on the outer side of the lower guide beam supporting leg (1) to prevent the lower guide beam supporting leg (1) from sliding outwards; the bottom of the pad pier (3) is provided with rollers (6) at intervals, and the top of the pad pier (3) is provided with hanging rings (10) at intervals.
2. The pier device for adjusting the front-rear height difference of the lower guide beam of the bridge girder erection machine according to claim 1, wherein: the pad pier (3) is box-shaped, and the pad pier (3) is formed by horizontally splicing I-shaped steel or channel steel or H-shaped steel along the longitudinal direction.
3. The pier device for adjusting the front-rear height difference of the lower guide beam of the bridge girder erection machine according to claim 1, wherein: the first stiffening plates (4) are arranged at the bottom of each lower guide beam supporting leg (1) at intervals along the transverse direction, and the distance between every two adjacent first stiffening plates (4) is 10-12 cm; the top of the first stiffening plate (4) is connected to the upper flange of the pad pier (3), and the bottom of the first stiffening plate (4) is connected to the lower flange of the pad pier (3).
4. The pier device for adjusting the front-rear height difference of the lower guide beam of the bridge girder erection machine according to claim 1, wherein: second stiffening plates (7) are arranged on the outer side of the limiting plate (5) at intervals along the longitudinal direction; and the second stiffening plate (7) is supported between the limiting plate (5) and the top of the pad pier (3).
5. The pier device for adjusting the front-rear height difference of the lower guide beam of the bridge girder erection machine according to claim 1, wherein: an anti-skid pad (8) is arranged between the pad pier (3) and the lower guide beam supporting leg (1); the non-slip mat (8) is connected to the top of the mat pier (3).
6. The pier device for adjusting the front-rear height difference of the lower guide beam of the bridge girder erection machine according to claim 1, wherein: also comprises a steel plate pad (9); at least one steel plate pad (9) is padded between the lower guide beam supporting leg (1) and the pad pier (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472167.2U CN210827131U (en) | 2019-09-05 | 2019-09-05 | Pier device for adjusting front-rear height difference of lower guide beam of bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472167.2U CN210827131U (en) | 2019-09-05 | 2019-09-05 | Pier device for adjusting front-rear height difference of lower guide beam of bridge girder erection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210827131U true CN210827131U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921472167.2U Expired - Fee Related CN210827131U (en) | 2019-09-05 | 2019-09-05 | Pier device for adjusting front-rear height difference of lower guide beam of bridge girder erection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210827131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691307A (en) * | 2020-06-24 | 2020-09-22 | 中交第二航务工程局有限公司 | Front support leg supporting and limiting device of bridge girder erection machine and mounting method |
| CN112921817A (en) * | 2021-02-04 | 2021-06-08 | 中铁五局集团有限公司 | Steel support for equivalent extension bridge girder erection machine stand column and use method thereof |
-
2019
- 2019-09-05 CN CN201921472167.2U patent/CN210827131U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691307A (en) * | 2020-06-24 | 2020-09-22 | 中交第二航务工程局有限公司 | Front support leg supporting and limiting device of bridge girder erection machine and mounting method |
| CN112921817A (en) * | 2021-02-04 | 2021-06-08 | 中铁五局集团有限公司 | Steel support for equivalent extension bridge girder erection machine stand column and use method thereof |
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| 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: 20200623 |
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| CF01 | Termination of patent right due to non-payment of annual fee |