CN215629285U - Trestle structure with corner - Google Patents
Trestle structure with corner Download PDFInfo
- Publication number
- CN215629285U CN215629285U CN202121162936.6U CN202121162936U CN215629285U CN 215629285 U CN215629285 U CN 215629285U CN 202121162936 U CN202121162936 U CN 202121162936U CN 215629285 U CN215629285 U CN 215629285U
- Authority
- CN
- China
- Prior art keywords
- section
- supporting
- corner
- bailey
- segment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of bridge construction, and particularly relates to a trestle structure with corners. The utility model comprises a first segment, a second segment and a corner segment, wherein the first segment is in transition connection with the second segment through the corner segment; the corner section comprises a support frame and a first plate surface erected on the support frame, one side of the support frame is fixedly connected with the first section, and the other side of the support frame is fixedly connected with the second section. The trestle structure provided by the utility model can adapt to the characteristic of bending of a bridge line, so that the trestle structure provided by the utility model can be built along the direction of the bridge line.
Description
Technical Field
The utility model belongs to the technical field of bridge construction, and particularly relates to a trestle structure with corners.
Background
The trestle is used as an important construction channel, is a large temporary structure serving for engineering construction, and is particularly widely applied to the construction of large bridges across rivers, deep ditches and sea. And, with the progress of construction technology and management, the trestle is applied to the offshore bridge more and more.
However, for the sea-crossing bridge, the construction environment is severe and the construction technology is complex during the construction process. For example, in the construction process, in order to ensure smooth transportation of construction materials and protect natural ecological environment, when a bridge position has a water area and a beach area, a trestle needs to be built along the bridge line direction to cross the water area or the beach area.
However, the bridge line direction is mostly curved, so that the trestle built along the bridge line direction also needs to be bent and wound, and the built trestle needs to have a corner. However, most of the prior art trestle structures do not have corners, so that the prior art trestle structures are difficult to adapt to being built along the line direction of the bridge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a trestle structure with corners, aiming at the problem that most trestle structures in the prior art do not have corners, so that the trestle structures in the prior art are difficult to adapt to construction along the line direction of bridges.
In order to realize the purpose of the utility model, the utility model provides the following technical scheme:
a trestle structure with a corner comprises a first section, a second section and a corner section, wherein the first section is in transition connection with the second section through the corner section; the corner section comprises a support frame and a first plate surface erected on the support frame, one side of the support frame is fixedly connected with the first section, and the other side of the support frame is fixedly connected with the second section.
The trestle structure provided by the utility model comprises three sections, wherein in the implementation process, the corner section corresponds to a bent section of a bridge line, and the first section and the second section respectively correspond to adjacent straight sections of the bent section. Therefore, the trestle structure provided by the utility model can adapt to the characteristic of bending of the bridge line, and further can be built along the bridge line direction.
The first segment of the present invention is transitionally connected to the second segment by the corner segment, i.e. the corner segment is located between the first segment and the second segment. One side of the support frame in the corner section is fixedly connected with the first section, and the other side of the support frame in the corner section is fixedly connected with the second section, so that the disturbance generated in the construction process can be reduced, and the construction quality of the utility model can be further ensured.
The first section and the second section respectively comprise a Bailey sheet and a second plate surface, the Bailey sheet is arranged on the supporting column, and the second plate surface is erected on the top of the Bailey sheet; the support frame is arranged on the support column, and the Bailey pieces in the first section and the Bailey pieces in the second section are fixedly connected with the support frame respectively.
The Bailey sheets are arranged in the first section and the second section, and have the characteristics of simple structure, convenience in transportation, quickness in erection, large carrying capacity, good interchangeability, strong adaptability and the like, so that the stability of the first section and the second section can be ensured, and the reliability of the structure can be improved.
Further, the supporting columns are multiple, and all the supporting columns are arranged in an array; the top of each row of support column all is provided with the longeron, all the interval is provided with many crossbeams on the longeron, the bailey piece with the support frame is all installed on the crossbeam. Through the structure, the Bailey sheet and the support frame can be conveniently and stably installed on the support column; simultaneously, be connected through longeron and crossbeam between bailey piece and the support column to between support frame and the support column, thereby can make the top of bailey piece and the top level of support column through the height of adjustment longeron or the height of crossbeam, and then can be convenient for make second face and first face level, thereby be favorable to guaranteeing construction quality.
Furthermore, a reinforcing beam for reinforcing the supporting column structure is arranged between every two adjacent supporting columns. The structure is beneficial to the stability of the whole structure of the utility model, thereby improving the whole reliability of the utility model.
Furthermore, the support frame is welded and fixed with the cross beam. Through the structure, the disturbance generated in the construction process can be further reduced; in addition, the support frame in the corner section is welded with the cross beam, so that the stability of the whole structure of the utility model is facilitated, and the integral reliability of the utility model can be improved.
Furthermore, the support frame includes first supporting beam and the second supporting beam that sets up relatively, first supporting beam with bailey piece in the first section is fixed continuous, the second supporting beam with bailey piece in the second section is fixed continuous, first supporting beam with be provided with on the second supporting beam and be used for bearing the first carrier bar of first face. Through above-mentioned structure, the support frame of being convenient for links to each other with bailey piece to and the support frame of being convenient for supports first face steadily.
Furthermore, the support frame further comprises a first inclined support beam and a second inclined support beam, one end of the first inclined support beam is connected with the first bearing beam, the other end of the first inclined support beam is connected with the bottom of the first support beam, and the first inclined support beam, the first bearing beam and the first support beam form a triangular support structure; one end of the second inclined supporting beam is connected with the first bearing beam, the other end of the second inclined supporting beam is connected with the bottom of the second supporting beam, and the first inclined supporting beam, the first bearing beam and the second supporting beam form a triangular supporting structure.
Through above-mentioned structure, can guarantee the stability of corner section overall structure to when the interval distance between first section and the second section is great, can further guarantee the stability of first section, second section and corner section overall structure.
Furthermore, the support frame comprises a second bearing beam and a Bailey pin, one end of the second bearing beam is fixedly connected with the Bailey sheet in the first section through the Bailey pin, and the other end of the second bearing beam is fixedly connected with the Bailey sheet in the second section through the Bailey pin.
When the spacing distance between the first segment and the second segment is small, the two ends of the supporting frame are respectively connected with the Bailey pieces through the Bailey pins, so that the first plate surface can be stably supported.
Further, a first distribution beam is arranged between the Bailey sheet in the first section and the second plate surface, and a first distribution beam is arranged between the Bailey sheet in the second section and the second plate surface. Through the structure, when the second plate surface bears the heavy load, the heavy load is favorably distributed to the support nodes, so that the stability of the integral structure of the utility model is favorably ensured, and the integral reliability of the utility model can be improved.
Furthermore, a second distribution beam is arranged between the support frame and the first plate surface. Through the structure, when the first plate surface bears the heavy load, the heavy load is favorably distributed to the support nodes, so that the stability of the integral structure of the utility model is favorably ensured, and the integral reliability of the utility model can be improved.
Preferably, the second distribution beams are a plurality of beams, and all the second distribution beams are fixedly connected by connecting beams.
When the construction method is used, the first section and the second section can be constructed firstly, and then the corner section is constructed. When the corner section is constructed, the support frame can be integrally placed into the first section and the second section in an integral hoisting mode. The first deck and the second distributor beams at the corner sections may be fixed together before the first deck and the second distributor beams are integrally mounted on the support frame. According to the utility model, the connecting beams are arranged between the second distribution beams, and all the second distribution beams are fixed together through the connecting beams, so that the first plate surface and the second distribution beams can be prevented from being deformed too much in the process of integrally hoisting the first plate surface and the second distribution beams.
Compared with the prior art, the utility model has the beneficial effects that:
1. the first section is in transition connection with the second section through the corner section, namely the corner section is located between the first section and the second section, and the Bailey sheet in the first section and the Bailey sheet in the second section are respectively and fixedly connected with the supporting frame in the corner section, so that disturbance generated in the construction process can be reduced, and the construction quality of the utility model can be ensured. Meanwhile, the Bailey pieces are arranged in the first section and the second section, and have the characteristics of simple structure, convenience in transportation, rapidness in erection, large carrying capacity, good interchangeability, strong adaptability and the like, so that the stability of the first section and the second section in the utility model can be ensured, and the reliability of the structure in the utility model can be further improved.
2. The angle section comprises a first inclined supporting beam and a second inclined supporting beam, when the spacing distance between the first section and the second section is larger, the Bailey pieces in the first section are fixedly connected with the supporting frame through the first inclined supporting beam, and the Bailey pieces in the second section are fixedly connected with the supporting frame, so that the stability of the integral structure of the first section, the second section and the angle section can be further ensured.
3. When the construction method is used, the first section and the second section can be constructed firstly, and then the corner section is constructed. When the corner section is constructed, the support frame can be integrally placed into the first section and the second section in an integral hoisting mode. The first deck and the second distributor beams at the corner sections may be fixed together before the first deck and the second distributor beams are integrally mounted on the support frame. According to the utility model, the connecting beams are arranged between the second distribution beams, and all the second distribution beams are fixed together through the connecting beams, so that the first plate surface and the second distribution beams can be prevented from being deformed too much in the process of integrally hoisting the first plate surface and the second distribution beams.
Description of the drawings:
FIG. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic view of the structure of fig. 1 without the second board surface and the first board surface.
FIG. 3 is a schematic sectional view taken along line A-A in FIG. 1.
FIG. 4 is a schematic sectional view of B-B in FIG. 1.
FIG. 5 is a schematic cross-sectional view of C-C of FIG. 1.
Fig. 6 is a schematic structural view of the support frame.
Fig. 7 is a schematic structural diagram of the connection of the second carrier beam, the bailey pin and the bailey piece.
Fig. 8 is an enlarged view of the portion D in fig. 7.
The labels in the figure are: 1-first section, 2-second section, 3-corner section, 4-support column, 5-second plate surface, 6-bailey sheet, 7-support frame, 71-first support beam, 72-second support beam, 73-first bearing beam, 74-second bearing beam, 75-bailey dowel, 8-first plate surface, 9-longitudinal beam, 10-cross beam, 11-reinforcing beam, 12-first bracing beam, 13-second bracing beam, 14-first distribution beam, 15-second distribution beam, 16-connecting beam.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
As shown in fig. 1 to 8, the present embodiment provides a trestle structure with corners.
The present embodiment comprises a first segment 1, a second segment 2 and a corner segment 3. During implementation, the corner section 3 of the embodiment corresponds to a bending section of a bridge line, and the first section 1 and the second section 2 correspond to straight sections adjacent to the bending section respectively, so that the embodiment can adapt to the bending characteristic of the bridge line, and further the embodiment can be built along the direction of the bridge line. The first segment 1 of the present embodiment is connected to the second segment 2 by a corner segment 3 at the transition, i.e. the corner segment 3 is located between the first segment 1 and the second segment 2.
The present embodiment further comprises a support column 4 arranged below the first section 1, below the second section 2 and below the corner section 3. As shown in fig. 2 to 5, each of the first section 1 and the second section 2 of the present embodiment includes a bailey piece 6 and a second plate surface 5 erected on the bailey piece 6, and the bailey piece 6 is disposed on the supporting column 4; corner section 3 includes support frame 7 and the first face 8 of setting up on support frame 7, and support frame 7 sets up on support column 4, support frame 7 and 6 fixed connection of bailey piece.
When the embodiment is constructed, the first section 1 and the second section 2 can be constructed firstly, and then the corner section 3 can be constructed. When the corner section 3 is constructed, the support frame 7 can be integrally placed into the first section 1 and the second section 2 in an integral hoisting mode. The first panel 8 and the second distributor beam 15 of the corner section 3 may be fixed together before the first panel 8 and the second distributor beam 15 are mounted integrally on the support frame 7.
In the present embodiment, a steel plate may be used for both the second plate surface 5 and the first plate surface 8. The support frame 7 and the bailey piece 6 in the first section 1 or the support frame 7 and the bailey piece 6 in the second section 2 can be fixed together in a bolt connection mode or can be connected together in a welding mode. The support column 4 of the present embodiment may be selected as a steel pipe column. Further, the number of the support columns 4 is multiple, and all the support columns 4 are arranged in an array, that is, in this embodiment, all the support columns 4 are arranged in a row along the direction of the bridge route. As shown in fig. 2 to 5, a longitudinal beam 9 is disposed on the top of each row of support columns 4, and a plurality of cross beams 10 are disposed on all the longitudinal beams 9 at intervals.
In the embodiment, the Bailey pieces 6 are connected with the supporting columns 4 through the longitudinal beams 9 and the cross beams 10, so that the Bailey pieces 6 can be stably installed on the supporting columns 4; moreover, the top of the bailey piece 6 can be leveled by adjusting the height of the longitudinal beam 9 or the height of the cross beam 10, so that the second plate surface 5 can be conveniently leveled, and the construction quality can be guaranteed. Further, the support frame 7 is connected with the support column 4 through the longitudinal beam 9 and the cross beam 10, so that the support frame 7 can be stably installed on the support column 4; in addition, the top of the support frame 7 can be leveled by adjusting the height of the longitudinal beam 9 or the height of the cross beam 10, so that the first plate surface 8 can be conveniently leveled, and the construction quality can be guaranteed.
Preferably, the support frame 7 in the corner section 3 can be welded to the cross member 10. Therefore, the disturbance generated in the construction process of the embodiment can be further reduced; moreover, the support frame 7 and the cross beam 10 in the corner section 3 are welded together, which is beneficial to the stability of the whole structure of the embodiment, thereby improving the whole reliability of the embodiment.
As shown in fig. 3 and 4, the present embodiment is provided with a reinforcing beam 11 for reinforcing the structure of the support columns 4 between two adjacent support columns 4. Thereby be favorable to this embodiment overall structure's stability, and then can improve the holistic reliability of this embodiment. In particular, the connecting beam 16 may be selected to be a channel steel.
In the present embodiment, the specific structure of the supporting frame 7 is not limited as long as it can support the first plate surface 8. For the convenience of implementation, the support frame 7 can be selected to be a steel structure support frame.
When the separation distance between the first segment 1 and the second segment 2 is large, for example, when the distance between the first segment 1 and the second segment 2 is not less than 75cm and not more than 200cm, the support frame 7 of the present embodiment may adopt the following structure: as shown in fig. 6, the supporting frame 7 in this embodiment includes a first supporting beam 71 and a second supporting beam 72 which are oppositely arranged, the first supporting beam 71 is fixedly connected to the beret 6 in the first segment 1, the second supporting beam 72 is fixedly connected to the beret 6 in the second segment 2, and a first bearing beam 73 for bearing the first plate surface 8 is arranged on the first supporting beam 71 and the second supporting beam 72.
Preferably, the supporting frame 7 of the present embodiment further includes a first inclined supporting beam 12 and a second inclined supporting beam 13, one end of the first inclined supporting beam 12 is connected to the first bearing beam 73, and the other end is connected to the bottom of the first supporting beam 71, and the first inclined supporting beam 12, the first bearing beam 73 and the first supporting beam 71 form a triangular supporting structure; one end of the second raker beam 13 is connected with the first bearing beam 73, the other end is connected with the bottom of the second supporting beam 72, and the first raker beam 12, the first bearing beam 73 and the second supporting beam 72 form a triangular supporting structure. So that the stability of the overall structure of the first segment 1, the second segment 2 and the corner segment 3 can be ensured. Specifically, both the first raker beam 12 and the second raker beam 13 may be selected to be i-shaped steel.
When the spacing distance between the first segment 1 and the second segment 2 is small, for example, when the distance between the first segment 1 and the second segment 2 is not more than 75cm, the support frame 7 of the present embodiment may adopt the following structure: as shown in fig. 7 and 8, the supporting frame 7 of this embodiment may include a second bearing beam 74 and a bery pin 75, one end of the second bearing beam 74 is fixedly connected to the bery plate 6 in the first segment 1 through the bery pin 75, and the other end of the second bearing beam 74 is fixedly connected to the bery plate 6 in the second segment 2 through the bery pin 75.
As shown in fig. 2 and 3, the first distribution beam 14 is provided between the beret 6 and the second plate surface 5 in the first segment 1, and the first distribution beam 14 is provided between the beret 6 and the second plate surface 5 in the second segment 2. Therefore, when the second plate surface 5 bears the heavy load, the heavy load is favorably distributed to the support nodes, the stability of the integral structure of the embodiment is further favorably ensured, and the reliability of the integral structure of the embodiment can be improved. As shown in fig. 2 and 5, a second distribution beam 15 is provided between the support frame 7 and the first plate surface 8 in the present embodiment. Therefore, when bearing heavy load on the first plate surface 8, the heavy load is favorably distributed to the support nodes, the stability of the integral structure of the embodiment is further favorably ensured, and the reliability of the integral structure of the embodiment can be improved. Further, as shown in fig. 5, the second distribution beams 15 of the present embodiment are multiple, and all the second distribution beams 15 are fixedly connected by the connecting beam 16. In this embodiment, both the first distribution beam 14 and the second distribution beam 15 may be chosen as i-beams.
In this embodiment, the connecting beams 16 are arranged between the second distribution beams 15, and all the second distribution beams 15 are fixed together by the connecting beams 16, so that the first plate surface 8 and the second distribution beams 15 can be prevented from deforming excessively during the process of integrally hoisting the first plate surface 8 and the second distribution beams 15.
The first segment 1 of the embodiment is connected with the second segment 2 through the corner segment 3 in a transition manner, that is, the corner segment 3 is located between the first segment 1 and the second segment 2, and the beret 6 in the first segment 1 and the beret 6 in the second segment 2 are respectively and fixedly connected with the support frame 7 in the corner segment 3, so that disturbance generated in the construction process of the embodiment can be reduced, and the construction quality of the embodiment can be ensured. Meanwhile, the bailey piece 6 is arranged in the first section 1 and the second section 2, and the bailey piece 6 has the characteristics of simple structure, convenience in transportation, quickness in erection, large carrying capacity, good interchangeability, strong adaptability and the like, so that the stability of the first section 1 and the second section 2 in the embodiment can be ensured, and the reliability of the structure of the embodiment can be improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a landing stage structure with corner which characterized in that: comprises a first segment (1), a second segment (2) and a corner segment (3), wherein the first segment (1) is connected with the second segment (2) in a transition way through the corner segment (3);
corner festival section (3) include support frame (7) and set up first face (8) on support frame (7), one side of support frame (7) with first festival section (1) fixed connection, the opposite side with second festival section (2) fixed connection.
2. The bridge structure with a corner of claim 1, wherein: further comprising a support column (4) arranged below the first section (1), below the second section (2) and below the corner section (3),
the first section (1) and the second section (2) comprise a Bailey sheet (6) and a second plate surface (5), the Bailey sheet (6) is arranged on the supporting column (4), and the second plate surface (5) is erected on the top of the Bailey sheet (6); the supporting frame (7) is arranged on the supporting column (4), and the Bailey pieces (6) in the first section (1) and the Bailey pieces (6) in the second section (2) are fixedly connected with the supporting frame (7) respectively.
3. The bridge structure with a corner of claim 2, wherein: the number of the supporting columns (4) is multiple, and all the supporting columns (4) are arranged in an array;
the top of each row of support column (4) is provided with longitudinal beam (9), all the longitudinal beams (9) are provided with a plurality of cross beams (10) at intervals, and the Bailey pieces (6) and the support frames (7) are all installed on the cross beams (10).
4. A trestle structure with a corner according to claim 3, characterised in that: and a reinforcing beam (11) for reinforcing the structure of the supporting column (4) is arranged between every two adjacent supporting columns (4).
5. A trestle structure with a corner according to claim 3, characterised in that: the support frame (7) and the cross beam (10) are fixed in a welding mode.
6. A trestle structure with a corner according to any of claims 1 to 5, characterised in that: the supporting frame (7) comprises a first supporting beam (71) and a second supporting beam (72) which are arranged oppositely, the first supporting beam (71) is fixedly connected with a Bailey sheet (6) in the first section (1), the second supporting beam (72) is fixedly connected with the Bailey sheet (6) in the second section (2), and the first supporting beam (71) and the second supporting beam (72) are provided with a first bearing beam (73) used for bearing the first plate surface (8).
7. The bridge structure with a corner of claim 6, wherein: the support frame (7) also comprises a first inclined supporting beam (12) and a second inclined supporting beam (13),
one end of the first inclined supporting beam (12) is connected with the first bearing beam (73), the other end of the first inclined supporting beam is connected with the bottom of the first supporting beam (71), and the first inclined supporting beam (12), the first bearing beam (73) and the first supporting beam (71) form a triangular supporting structure;
one end of the second diagonal bracing beam (13) is connected with the first bearing beam (73), the other end of the second diagonal bracing beam is connected with the bottom of the second supporting beam (72), and the first diagonal bracing beam (12), the first bearing beam (73) and the second supporting beam (72) form a triangular supporting structure.
8. The bridge structure with a corner of claim 2, wherein: the supporting frame (7) comprises a second bearing beam (74) and a Bailey pin (75), one end of the second bearing beam (74) is fixedly connected with the Bailey sheet (6) in the first section (1) through the Bailey pin (75), and the other end of the second bearing beam (74) is fixedly connected with the Bailey sheet (6) in the second section (2) through the Bailey pin (75).
9. A trestle structure with a corner according to any of claims 2 to 5, characterised in that: a first distribution beam (14) is arranged between the Bailey sheet (6) in the first section (1) and the second plate surface (5), and a first distribution beam (14) is arranged between the Bailey sheet (6) in the second section (2) and the second plate surface (5).
10. A trestle structure with a corner according to any of claims 1 to 5, characterised in that: and a second distribution beam (15) is arranged between the support frame (7) and the first plate surface (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121162936.6U CN215629285U (en) | 2021-05-25 | 2021-05-25 | Trestle structure with corner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121162936.6U CN215629285U (en) | 2021-05-25 | 2021-05-25 | Trestle structure with corner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215629285U true CN215629285U (en) | 2022-01-25 |
Family
ID=79939774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121162936.6U Active CN215629285U (en) | 2021-05-25 | 2021-05-25 | Trestle structure with corner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215629285U (en) |
-
2021
- 2021-05-25 CN CN202121162936.6U patent/CN215629285U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220243409A1 (en) | Temporary support system for road bridge pre-fabricated small box girder-type concealed bent cap, and method of constructing same | |
| CN205399220U (en) | Whole system of erectting of large -scale arched bridge over strait | |
| CN113047175A (en) | Steel box girder assembling and sliding platform and floating transportation method | |
| CN215629285U (en) | Trestle structure with corner | |
| CN206680884U (en) | A kind of high pier cast-in-site box girder with large span formwork-support | |
| CN111155709B (en) | Assembled roof truss system | |
| CN216879399U (en) | Detachable truss girder for supporting large-scale tower tray | |
| CN216515148U (en) | Floating pier system device for curve steel box girder floating support pushing | |
| CN216193962U (en) | Track foundation reinforcing structure of water gantry crane | |
| CN216474549U (en) | Prefabricated beam erection platform for full-width erection | |
| CN206706548U (en) | Large span base-supporting Bailey beam steel trestle | |
| CN217349030U (en) | Steel pile fixing frame for SPMT hydraulic module vehicle shipment and transportation | |
| CN214116300U (en) | Template supporting structure of overhead concrete cantilever beam | |
| CN205804178U (en) | Scalable without holder device for the liftable of bridge coping construction | |
| CN210032278U (en) | Truss structure roof | |
| CN110205945B (en) | Detachable and adjustable Y-shaped steel structure pier self-balancing device and construction method | |
| CN210002576U (en) | connection structure of oblique steel skeleton column and oblique steel skeleton beam | |
| CN213653213U (en) | Bidirectional pushing and assembling platform | |
| CN111483571A (en) | Bracket | |
| CN212335661U (en) | Single-cable-surface large-span bridge structure suitable for straddle type monorail | |
| CN216689048U (en) | Floating drag supporting device of steel truss girder | |
| CN218580484U (en) | Steel box girder supporting and limiting structure | |
| CN221167505U (en) | Bridge reinforcing apparatus of modularization support | |
| CN220643830U (en) | Large-load bridge steel structure | |
| CN211228153U (en) | Bridge floor leveling mechanism for steel bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |