CN220377134U - Support device attached to bridge pier column for jacking - Google Patents
Support device attached to bridge pier column for jacking Download PDFInfo
- Publication number
- CN220377134U CN220377134U CN202321872296.7U CN202321872296U CN220377134U CN 220377134 U CN220377134 U CN 220377134U CN 202321872296 U CN202321872296 U CN 202321872296U CN 220377134 U CN220377134 U CN 220377134U
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- China
- Prior art keywords
- steel
- jacking
- pier
- support device
- bridge pier
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 119
- 239000010959 steel Substances 0.000 claims abstract description 119
- 230000006378 damage Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a supporting device for jacking attached to a bridge pier column, which comprises the pier column, wherein a steel hoop is arranged on the outer wall of the pier column, rubber is arranged inside the steel hoop, bolts are arranged at two ends of the steel hoop, first steel rod pieces are arranged on two symmetrical sides of the outer part of the steel hoop, the first steel rod pieces are fixedly connected with connecting pieces, the connecting pieces are fixedly connected with second steel rod pieces, the connecting pieces are movably connected with a steel cylinder, a steel cushion block is arranged at the top of the steel cylinder, and a bearing platform is arranged at the bottom of the steel cylinder. Utilize the great characteristics of pier rigidity itself, install the support of the steel cylinder of standing all around at the pier stud, and install the steel staple bolt on the pier stud, as the fixed node of connection support system, make whole strutting arrangement more firm reliable, not only effectively guarantee the structural safety of jacking operation, reduced the input of interim support system steel construction again, still avoided the destruction to original structure in addition.
Description
Technical Field
The utility model relates to the technical field of bridge jacking supporting devices, in particular to a supporting device for jacking attached to a bridge pier.
Background
In the general bridge lifting process, temporary supporting systems comprising steel cylinders, connecting reinforcing members and the like are independently arranged at the lower parts of the jacks.
Along with the increase of the jacking height, the stability requirement on a supporting system is higher, the required steel cylinder diameter and the required connecting reinforcing members are correspondingly increased in size and number, the input amount of steel materials is increased, and the cost input is increased.
Disclosure of Invention
The utility model aims to provide a supporting device for jacking attached to a bridge pier, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
depend on support arrangement for jacking in bridge pier stud, including the pier stud, the pier stud outer wall is provided with the steel staple bolt, steel staple bolt inside is provided with rubber, steel staple bolt both ends all are provided with the bolt, the both sides of the outside symmetry of steel staple bolt all are provided with first shaped steel member, first shaped steel member and connecting piece fixed connection, connecting piece and second shaped steel member fixed connection, connecting piece and steel cylinder swing joint, the steel cylinder top is provided with the steel cushion, the steel cylinder bottom is provided with the cushion cap.
As a further scheme of the utility model: the steel anchor clamps have a plurality of, and from top to bottom fixed connection by two semicircular steel sheets respectively, the round hole of symmetry has all been seted up at steel anchor clamps both ends, two round hole intercommunication between the steel anchor clamps, steel anchor clamps and bolt threaded connection.
As still further aspects of the utility model: the steel cylinders are four in number and distributed in a rectangular shape, and the pier studs are located at the center positions of the four steel cylinders.
As still further aspects of the utility model: the steel cylinder is provided with connecting pieces side by side along the axial direction, and a plurality of screws and nuts are annularly arranged on the connecting pieces.
As still further aspects of the utility model: the connecting pieces are provided with a plurality of connecting pieces, and the outer walls of the connecting pieces are respectively provided with a first section steel rod piece and a second section steel rod piece side by side.
As still further aspects of the utility model: the first steel rod piece is fixedly connected with the steel hoop, and the steel hoop is movably connected with the pier column.
As still further aspects of the utility model: and a steel hoop, a first section steel rod piece and a connecting piece are sequentially arranged between the pier stud and the steel cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the two steel anchor hoops are tensioned and clasped to the pier stud through the bolts, so that the pier stud does not need to be perforated and anchored, damage to the pier stud is avoided, and the pier stud is convenient to detach after jacking is finished;
2. according to the utility model, the periphery of the pier stud is provided with the upright steel cylinder support on the basis of the jacking counterforce to serve as a fixed node for connecting the support system, so that the whole support device is firmer and more reliable;
3. according to the utility model, the steel anchor ear is arranged on the pier column by utilizing the characteristic of larger rigidity of the pier, and the effect of stabilizing the jacking supporting system is realized by pulling, connecting and reinforcing, so that the structural safety of jacking operation is effectively ensured, the investment of a temporary supporting system steel structure is reduced, and the damage to the original structure is avoided.
Drawings
FIG. 1 is a schematic elevation view of a jacking support device attached to a pier;
FIG. 2 is a schematic plan view of a jacking support device attached to a pier;
in the figure: 1. bearing platform; 2. pier column; 3. steel hoops; 4. a steel cylinder; 5. a first section bar member; 6. a second section bar; 7. rubber; 8. a bolt; 9. a steel cushion block; 10. and a connecting piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-2, in the embodiment of the utility model, a supporting device for jacking attached to a bridge pier column comprises a pier column 2, wherein a steel hoop 3 is arranged on the outer wall of the pier column 2, rubber 7 is arranged inside the steel hoop 3, bolts 8 are arranged at two ends of the steel hoop 3, first steel rod pieces 5 are arranged at two symmetrical sides of the outer part of the steel hoop 3, the first steel rod pieces 5 are fixedly connected with connecting pieces 10, the connecting pieces 10 are fixedly connected with second steel rod pieces 6, the connecting pieces 10 are movably connected with a steel cylinder 4, steel cushion blocks 9 are arranged at the top of the steel cylinder 4, and a bearing platform 1 is arranged at the bottom of the steel cylinder 4.
Preferably, the steel anchor ear 3 shares a plurality of, and from top to bottom fixed connection by two semicircular steel sheets respectively, the round hole of symmetry has all been seted up at steel anchor ear 3 both ends, round hole intercommunication between two steel anchor ear 3, steel anchor ear 3 and bolt 8 threaded connection, through bolt 8 with the taut pier stud 2 of holding of two steel anchor ear 3, need not to punch the anchor on pier stud 2, avoid the destruction to pier stud 2, it is also convenient to demolish after the jacking is accomplished.
Preferably, the steel cylinders 4 are four in number and distributed in a rectangular shape, the pier columns 2 are located at the center positions of the four steel cylinders 4, and the steel cylinders 4 are installed and supported on the basis of jacking counterforce through the periphery of the pier columns 2 to serve as fixing nodes for connecting a supporting system, so that the whole supporting device is firmer and more reliable.
Preferably, the steel cylinders 4 are provided with connecting pieces 10 side by side along the axial direction, and a plurality of screws and nuts are annularly arranged on the connecting pieces 10.
Preferably, the number of the connecting pieces 10 is several, and the first section steel rod piece 5 and the second section steel rod piece 6 are respectively arranged on the outer walls side by side.
Preferably, the first steel rod piece 5 is fixedly connected with the steel anchor ear 3, and the steel anchor ear 3 is movably connected with the pier column 2.
Preferably, have steel staple bolt 3, first shaped steel member 5 and connecting piece 10 in proper order between pier stud 2 and the steel cylinder 4, utilize the great characteristics of pier self rigidity, install steel staple bolt 3 on pier stud 2, consolidate the effect that realizes firm jacking braced system through the pull-in, not only effectively guarantee the structural safety of jacking operation, reduced temporary bracing system steel construction's input again, avoided the destruction to pier stud 2 in addition.
The working principle of the utility model is as follows:
during the use, around pier stud 2, install the support of standing steel pipe 4 on jacking counter-force basis, correspond the position of bridge jacking point, between each steel cylinder 4 supports, vertical every certain interval is fixed through second shaped steel member 6 pull-in, install steel staple bolt 3 at the pier stud 2 at vertical every certain interval, add between steel staple bolt 3 inboard and pier stud 2 surface and fill up rubber 7, and through the taut pier stud 2 of holding of bolt 8 with two steel staple bolts 3, be connected fixedly steel cylinder 4 and steel staple bolt 3 through first shaped steel member 5, whole strutting arrangement is more firm reliable, need not simultaneously to punch the anchor on pier stud 2, avoid the destruction to pier stud 2, demolish also convenient after the jacking is accomplished.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. Support arrangement for depend on jacking of bridge pier column, including pier column (2), its characterized in that: pier stud (2) outer wall is provided with steel staple bolt (3), steel staple bolt (3) inside is provided with rubber (7), steel staple bolt (3) both ends all are provided with bolt (8), steel staple bolt (3) outside symmetry's both sides all are provided with first shaped steel member (5), first shaped steel member (5) and connecting piece (10) fixed connection, connecting piece (10) and second shaped steel member (6) fixed connection, connecting piece (10) and steel cylinder (4) swing joint, steel cylinder (4) top is provided with steel cushion (9), steel cylinder (4) bottom is provided with cushion cap (1).
2. The jacking support device attached to a bridge pier according to claim 1, wherein: the steel anchor ear (3) share a plurality of, and from top to bottom fixed connection by two semicircular steel sheets respectively, the round hole of symmetry has all been seted up at steel anchor ear (3) both ends, two round hole intercommunication between steel anchor ear (3), steel anchor ear (3) and bolt (8) threaded connection.
3. The jacking support device attached to a bridge pier according to claim 1, wherein: the number of the steel cylinders (4) is four, the steel cylinders are distributed in a rectangular shape, and the pier columns (2) are positioned at the center positions of the four steel cylinders (4).
4. The jacking support device attached to a bridge pier according to claim 1, wherein: the steel cylinder (4) is provided with connecting pieces (10) side by side along the axial direction, and a plurality of screws and nuts are annularly arranged on the connecting pieces (10).
5. The jacking support device attached to a bridge pier according to claim 1, wherein: the connecting pieces (10) are several, and the outer walls of the connecting pieces are respectively provided with a first section steel rod piece (5) and a second section steel rod piece (6) side by side.
6. The jacking support device attached to a bridge pier according to claim 1, wherein: the first steel rod piece (5) is fixedly connected with the steel anchor ear (3), and the steel anchor ear (3) is movably connected with the pier column (2).
7. The jacking support device attached to a bridge pier according to claim 1, wherein: the steel anchor ear (3), the first steel rod piece (5) and the connecting piece (10) are sequentially arranged between the pier stud (2) and the steel cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872296.7U CN220377134U (en) | 2023-07-17 | 2023-07-17 | Support device attached to bridge pier column for jacking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872296.7U CN220377134U (en) | 2023-07-17 | 2023-07-17 | Support device attached to bridge pier column for jacking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220377134U true CN220377134U (en) | 2024-01-23 |
Family
ID=89559159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321872296.7U Active CN220377134U (en) | 2023-07-17 | 2023-07-17 | Support device attached to bridge pier column for jacking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220377134U (en) |
-
2023
- 2023-07-17 CN CN202321872296.7U patent/CN220377134U/en active Active
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