CN211340454U - Beam transporting vehicle and beam transporting system under steel box beam of cable-stayed bridge - Google Patents
Beam transporting vehicle and beam transporting system under steel box beam of cable-stayed bridge Download PDFInfo
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- CN211340454U CN211340454U CN201922058895.5U CN201922058895U CN211340454U CN 211340454 U CN211340454 U CN 211340454U CN 201922058895 U CN201922058895 U CN 201922058895U CN 211340454 U CN211340454 U CN 211340454U
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- 239000010959 steel Substances 0.000 title claims abstract description 175
- 238000004873 anchoring Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 5
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Abstract
The utility model belongs to the technical field of cable-stay bridge stiffening beam construction, concretely relates to fortune roof beam car and fortune roof beam system under cable-stay bridge steel case roof beam. The utility model discloses a C type truss structure that is provided with upper arm and underarm, fixed connection lifts by crane the hoist engine in underarm upper surface outer end, connect the assembly pulley on C type truss structure underarm, it connects the hoist sling to lift by crane hoist engine wire rope through the assembly pulley, realize lifting by crane perpendicularly of cable-stay bridge's steel case roof beam, the running gear of C type fortune roof beam car comprises the walking wheel of C type truss structure upper arm lower surface and the fortune roof beam track that has fixed mounting on the steel case roof beam edge of a wing installed, the level that has realized cable-stay bridge steel case roof beam moves the fortune.
Description
Technical Field
The utility model belongs to the technical field of the bridge construction, concretely relates to fortune roof beam car and fortune roof beam system under cable-stay bridge steel case roof beam.
Background
The hoisting operation of the stiffening beam of the cable-stayed bridge belongs to the key project of cable-stayed bridge construction. The conventional stiffening beam hoisting is vertical hoisting, but due to the terrain structure and construction condition constraints, the stiffening beam needs to be transferred along the bridge, which presents a great challenge to the transfer technology. The prior art is mainly used for vertical hoisting and transportation by using a cable crane. For the steel box girder with large beam width and heavy weight, the steel box girder provides higher challenges for the economy and the reliability of the cable crane. In addition, the cable crane is only suitable for a double-tower cable-stayed bridge, a cable saddle support is required to be installed in the upper area of the main tower, and the cable crane is difficult to adopt for the construction of the main tower without the cross beam.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fortune roof beam car and fortune roof beam system under cable-stay bridge steel case roof beam, the purpose provides one kind can realize lifting by crane perpendicularly and the fortune roof beam car and the fortune roof beam system that the level moved the fortune to cable-stay bridge steel case roof beam.
In order to achieve the above object, the utility model adopts the following technical scheme:
a lower beam transporting vehicle for steel box beams of cable-stayed bridges comprises
The C-shaped truss structure at least comprises an upper arm and a lower arm which are arranged on the same side of the C-shaped truss structure;
the hoisting mechanism is fixedly connected to the lower surface of the lower arm of the C-shaped truss structure;
the pulley block is connected to a lower arm of the C-shaped truss structure;
the hoisting winch is fixedly connected to the outer end of the upper surface of the lower arm of the C-shaped truss structure, and a steel wire rope of the hoisting winch is connected with the hoisting mechanism through a pulley block;
the walking wheels are arranged in two groups, each group of walking wheels consists of two pairs of walking wheels, and the two groups of walking wheels are fixedly connected to the lower surface of the upper arm.
The C-shaped truss structure further comprises a vertical connecting structure, the upper arm and the lower arm are perpendicular to the vertical connecting structure and are connected into a whole through the vertical connecting structure, and the upper arm and the lower arm on the same side of the C-shaped truss structure are connected into a whole through the vertical connecting structure.
The vertical connecting structure comprises two vertical connecting double-spliced section steels and two vertical connecting stiffening section steels; two vertical connection double pin shaped steel parallel arrangement, two vertical connection stiffening profile steel horizontal connections are between two vertical connection double pin shaped steel of perpendicular setting.
The vertical connecting structure further comprises a first inclined strut and a second inclined strut; the first inclined strut is obliquely arranged, and two ends of the first inclined strut are respectively connected with the upper surface of the lower arm and the connection points of the vertical connection stiffening section steel and the vertical connection double-spliced section steel positioned at the lower part; the second bracing slope sets up, and the second bracing both ends are connected with the tie point of upper arm lower surface and the vertical connection stiffening section steel that is located upper portion and vertical connection double pin shaped steel respectively.
The two pairs of walking wheels comprise supporting wheels and anchoring wheels; one of the walking wheels consists of a supporting wheel and is connected to the inner side of the lower surface of the upper arm; the other walking wheel consists of a supporting wheel and two anchoring wheels and is connected to the outer side of the lower surface of the upper arm.
The upper arm comprises upper arm first double-spliced section steel, upper arm second double-spliced section steel, upper arm third double-spliced section steel and two upper arm stiffening section steel; the two upper arm stiffening section steels are vertically and uniformly connected between the upper arm first double-spliced section steel and the upper arm third double-spliced section steel; the both ends head of upper arm second double-pin profiled steel is connected with the end of upper arm third double-pin profiled steel and the upper surface of upper arm first double-pin profiled steel respectively, and the slope of upper arm second double-pin profiled steel just is the obtuse angle setting with the front end of upper arm first double-pin profiled steel.
The lower arm comprises two lower arm double-spliced section steels and four lower arm stiffening section steels; the four lower arm stiffening section steels are vertically connected between the two lower arm double-spliced section steels; one of them underarm stiffening steel is connected at two underarm double pin shaped steel one end foremost, and remaining three underarm stiffening steel is connected at two underarm double pin shaped steel middle parts and the three underarm gap between the stiffening steel equals.
The hoisting mechanism comprises a hoisting sling and a lower anchor head; and the hoisting sling is connected with a hoisting winch through a lower anchor head.
A system for transporting steel box girders of a cable-stayed bridge under comprises at least four vehicles for transporting the steel box girders of the cable-stayed bridge, four rails for transporting the girders and two heightening cushion blocks of the rails; the four beam transporting tracks are divided into two groups, and the two beam transporting tracks in each group are respectively arranged on the flange on the upper surface of the installed steel box girder in parallel; the outer side rails of the two groups of beam conveying rails are respectively connected with the flange of the installed steel box girder through a rail heightening cushion block, and the inner side rails of the two groups of beam conveying rails are directly connected to the flange of the installed steel box girder; the upper surface of each beam conveying track is respectively connected with a supporting wheel in a rolling manner, and the side walls of the two sides of the two inner side tracks are respectively connected with an anchoring wheel in a rolling manner.
The beam conveying track is made of I-shaped steel; and the four lower beam transporting vehicles of the steel box girder of the cable-stayed bridge are in a group of two, and each group is respectively connected to two sides of the flange of the installed steel box girder.
Has the advantages that:
the utility model discloses a C type truss structure that is provided with upper arm and underarm, fixed connection lifts by crane the hoist engine in underarm upper surface outer end, connect the assembly pulley on C type truss structure underarm, it connects the hoist sling to lift by crane hoist engine wire rope through the assembly pulley, realize lifting by crane perpendicularly of cable-stay bridge's steel case roof beam, the running gear of C type fortune roof beam car comprises the walking wheel of C type truss structure upper arm lower surface and the fortune roof beam track that has fixed mounting on the steel case roof beam edge of a wing installed, the level that has realized cable-stay bridge steel case roof beam moves the fortune. The utility model discloses utilize the steel box roof beam both sides edge of a wing for supporting, realized that low cost, high efficiency lift by crane and the work is moved to the level perpendicularly to the steel box roof beam. The utility model discloses rational in infrastructure, convenient to use, economic nature is good.
The above description is only an overview of the technical solution of the present invention, and in order to clearly understand the technical means of the present invention and to implement the technical solution according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the transverse bridge structure of the present invention;
FIG. 2 is a schematic view of the longitudinal bridge structure of the present invention;
fig. 3 is a front view of the C-shaped truss structure of the present invention;
fig. 4 is a side view of the C-shaped truss structure of the present invention;
fig. 5 is a schematic structural view of the C-shaped truss of the present invention;
FIG. 6 is a schematic view of the connection structure of the walking wheels and the inner side beam conveying rails of the present invention;
fig. 7 is a schematic view of the connection structure between the walking wheels and the outer side beam conveying rails of the present invention.
The reference numbers in the figures illustrate: 1-C type truss structure; 2-hoisting the winch; 3-lifting the sling; 4-a beam conveying track; 5-a traveling wheel; 6-a pulley block; 7-lower anchor head; 8-vertical connection structure; 9-lower arm; 10-upper arm; 11-first double-spliced section steel of an upper arm; 12-upper arm second double-spliced section steel; 13-upper arm third double-spliced section steel; 14-upper arm stiffening section steel; 15-vertically connecting double-spliced section steel; 16-vertically connecting stiffening section steel; 17-lower arm double-spliced section steel; 18-lower arm stiffened steel; 19-a first diagonal brace; 20-a second diagonal brace; 21-supporting a wheel; 22-anchor pulling the wheel; 23-track heightening cushion blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
the lower beam transporting vehicle for the steel box beam of the cable-stayed bridge shown in figures 1-4 comprises
The C-shaped truss structure 1 is characterized in that the C-shaped truss structure 1 at least comprises an upper arm 10 and a lower arm 9 which are arranged on the same side of the truss structure 1;
the hoisting mechanism is fixedly connected to the lower surface of the lower arm 9 of the C-shaped truss structure 1;
the pulley block 6 is connected to the lower arm 9 of the C-shaped truss structure 1;
the hoisting winch 2 is fixedly connected to the outer end of the upper surface of the lower arm 9 of the C-shaped truss structure 1, and a steel wire rope of the hoisting winch 2 is connected with the hoisting mechanism through a pulley block 6;
two groups of walking wheels 5 are arranged, each group of walking wheels 5 consists of two pairs of walking wheels 5, and the two groups of walking wheels 5 are fixedly connected to the lower surface of the upper arm 10.
When the device is used practically, two girder transporting vehicles are a group, two groups are a girder transporting unit, a hoisting winch 2 is arranged on a lower arm 9 of a C-shaped truss structure 1, a hoisting sling 3 is arranged below the hoisting winch 2 to hoist a steel box girder to be installed, a girder transporting track 4 is arranged on the flange of the installed steel box girder, two rows of traveling wheels 5 are arranged on an upper arm 10 of the girder transporting vehicle, and the traveling wheels 5 travel along the bridge direction on the girder transporting track 4 to transport the steel box girder in the transporting process.
The C-shaped truss structure 1 in the embodiment is formed by welding section steel, two rows of walking wheels 5 are welded on an upper arm 10, and a beam conveying track 4 arranged on a flange of an installed steel box beam is used as a fulcrum and an anchor point and stands on the top end of the installed steel box beam. And the hoisting winch 2 takes the lower arm 9 of the C-shaped truss structure 1 as a hoisting fulcrum, and the hoisting mechanism hoists the steel box girder to be installed and then horizontally moves.
The utility model discloses a whole lifts by crane and the level is moved the fortune perpendicularly under the roof beam of cable-stay bridge steel case roof beam. The utility model discloses utilize the steel box roof beam both sides edge of a wing for supporting, realized that low cost, high efficiency lift by crane and the work is moved to the level perpendicularly to the steel box roof beam. The utility model discloses rational in infrastructure, convenient to use, economic nature is good.
Example two:
according to a cable-stayed bridge steel box girder lower beam transport vehicle shown in fig. 1 and 5, the difference from the first embodiment is that: the C-shaped truss structure 1 further comprises a vertical connecting structure 8, the upper arm 10 and the lower arm 9 are perpendicular to the vertical connecting structure 8, and the vertical connecting structure 8 connects the upper arm 10 and the lower arm 9 on the same side of the C-shaped truss structure 1 into an integral structure.
Preferably, the vertical connecting structure 8 comprises two vertical connecting double-spliced section steels 15 and two vertical connecting stiffening section steels 16; two vertical connection double pin shaped steel 15 parallel arrangement, two vertical connection stiffening profile steel 16 horizontal connections are between two vertical connection double pin shaped steel 15 of perpendicular setting.
Preferably, the vertical connecting structure 8 further comprises a first inclined strut 19 and a second inclined strut 20; the first inclined strut 19 is obliquely arranged, and two ends of the first inclined strut 19 are respectively connected with the upper surface of the lower arm 9 and the connection points of the vertical connecting stiffening section steel 16 and the vertical connecting double-spliced section steel 15 which are positioned at the lower part; the second bracing 20 inclines to set up, and 20 both ends of second bracing are connected with the vertical tie point of connecting stiffening section steel 16 and vertical connection double pin section steel 15 on upper arm 10 lower surface and being located upper portion respectively.
When in actual use, vertical connection structure 8 adopts the technical scheme of the utility model for C type truss structure 1's steadiness obtains ensureing, thereby makes the utility model discloses a security is better. The technical scheme that the upper arm 10 and the lower arm 9 are perpendicular to the vertical connecting structure 8 enables the stress of the upper arm 10 and the stress of the lower arm 9 to be more reasonable and the stability to be better.
Example three:
according to a cable-stayed bridge steel box girder lower beam transport vehicle shown in fig. 1, fig. 2, fig. 6 and fig. 7, the difference with the second embodiment is that: the two pairs of walking wheels 5 comprise supporting wheels 21 and anchoring wheels 22; one of the walking wheels 5 consists of a supporting wheel 21 and is connected to the inner side of the lower surface of the upper arm 10; the other walking wheel 5 is composed of a supporting wheel 21 and two anchoring wheels 22 and is connected to the outer side of the lower surface of the upper arm 10.
In actual use, support wheels 21 are provided on the upper surface of each of the girder rails 4, and anchor wheels 22 are in contact with the lower surfaces of the top plates of the two inner rails. The inner side of the beam transporting track 4 is an anchoring structure, and the outer side is a supporting structure.
The walking wheels 5 adopt the technical scheme, so that the girder transporting vehicle can smoothly move, the stability is better, and the transportation safety of the girder transporting vehicle is effectively guaranteed.
Example four:
according to a cable-stay bridge steel box girder lower beam transporting vehicle shown in fig. 5, the difference with the first embodiment is that: the upper arm 10 comprises an upper arm first double-spliced section steel 11, an upper arm second double-spliced section steel 12, an upper arm third double-spliced section steel 13 and two upper arm stiffening section steels 14; the two upper arm stiffening section steels 14 are vertically and uniformly connected between the upper arm first double-spliced section steel 11 and the upper arm third double-spliced section steel 13; the both ends head of upper arm second double-pin profiled steel 12 is connected with the end of upper arm third double-pin profiled steel 13 and the upper surface of upper arm first double-pin profiled steel 11 respectively, and the slope of upper arm second double-pin profiled steel 12 just is the obtuse angle setting with the front end of upper arm first double-pin profiled steel 11.
Preferably, the lower arm 9 comprises two lower arm double-split section steels 17 and four lower arm stiffening section steels 18; the four lower arm stiffening section steels 18 are vertically connected between the two lower arm double-spliced section steels 17; one of them underarm stiffening shaped steel 18 is connected at the foremost end of two underarm double-pin shaped steel 17 one end, and remaining three underarm stiffening shaped steel 18 are connected the clearance equal between two underarm double-pin shaped steel 17 middle parts and three underarm stiffening shaped steel 18.
When in actual use, this technical scheme is adopted to upper arm 10 and lower arm 9, makes the utility model discloses a steadiness is better, and economy, safety.
Example five:
according to a cable-stay bridge steel box girder lower beam transporting vehicle shown in fig. 1, the difference with the first embodiment is that: the hoisting mechanism comprises a hoisting sling 3 and a lower anchor head 7; the hoisting sling 3 is connected with the hoisting winch 2 through a lower anchor head 7.
In practical use, the hoisting winch 2 takes the lower arm 9 of the truss structure 1 as a hoisting fulcrum, and the lower anchor head 7 is connected with the hoisting sling 3 to hoist the steel box girder to be installed.
The lifting mechanism adopts the technical scheme, so that the steel box girder to be installed is lifted conveniently and safely.
Example six:
as shown in fig. 1, 2, 6 and 7, the system for transporting the steel box girder of the cable-stayed bridge under comprises at least four vehicles for transporting the steel box girder of the cable-stayed bridge under, four rails 4 for transporting the girder and two rail heightening cushion blocks 23; the four beam transporting tracks 4 are divided into two groups, and the two beam transporting tracks 4 in each group are respectively arranged on the flanges of the upper surfaces of the installed steel box beams in parallel; the outer side rails of the two groups of beam conveying rails 4 are respectively connected with the flanges of the installed steel box girders through a rail heightening cushion block 23, and the inner side rails of the two groups of beam conveying rails 4 are directly connected to the flanges of the installed steel box girders; the upper surface of each beam conveying track 4 is respectively connected with a support wheel 21 in a rolling way, and the side walls of the two sides of the two inner side tracks are respectively connected with an anchoring wheel 22 in a rolling way.
The beam conveying track 4 is preferably made of I-shaped steel; and the four lower beam transporting vehicles of the steel box girder of the cable-stayed bridge are in a group of two, and each group is respectively connected to two sides of the flange of the installed steel box girder.
In actual use, the two beam transporting vehicles form one group, the two groups form one beam transporting unit, and two groups of beam transporting vehicles are respectively arranged on two sides of the installed steel box beam; arranging beam conveying rails 4 on flanges of the installed steel box beams, wherein two rows of beam conveying rails 4 are arranged on one side and matched with the traveling wheels 5; the inner side of the beam transporting track 4 is an anchoring structure, and the outer side is a supporting structure. In the process of moving the girder transporting vehicle, the hoisting winch 2 takes the lower arm 9 of the truss structure 1 as a hoisting fulcrum, the lower anchor head 7 is connected with the hoisting tool 3 to hoist the steel box girder to be installed, and the steel box girder is moved on the girder transporting track 4 along the bridge direction by the traveling wheels 5.
The utility model discloses a whole lifts by crane and the level is moved the fortune perpendicularly under the roof beam of cable-stay bridge steel case roof beam. The utility model discloses utilize the steel box roof beam both sides edge of a wing for supporting, realized that low cost, high efficiency lift by crane and the work is moved to the level perpendicularly to the steel box roof beam. The utility model discloses rational in infrastructure, convenient to use, economic nature is good.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
The foregoing is illustrative of the preferred embodiments of the present invention, and the present invention is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. Any simple modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a fortune roof beam car under cable-stay bridge steel case roof beam which characterized in that: comprises that
The C-shaped truss structure (1), the C-shaped truss structure (1) at least comprises an upper arm (10) and a lower arm (9) which are arranged on the same side of the truss structure (1);
the hoisting mechanism is fixedly connected to the lower surface of the lower arm (9) of the C-shaped truss structure (1);
the pulley block (6), the pulley block (6) is connected on the lower arm (9) of the C-shaped truss structure (1);
the hoisting winch (2) is fixedly connected to the outer end of the upper surface of the lower arm (9) of the C-shaped truss structure (1), and a steel wire rope of the hoisting winch (2) is connected with the hoisting mechanism through a pulley block (6);
the walking device comprises two groups of walking wheels (5), wherein each group of walking wheels (5) consists of two pairs of walking wheels (5), and the two groups of walking wheels (5) are fixedly connected to the lower surface of an upper arm (10).
2. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 1, which is characterized in that: the C-shaped truss structure (1) further comprises a vertical connecting structure (8), the upper arm (10) and the lower arm (9) are perpendicular to the vertical connecting structure (8) and are arranged, and the vertical connecting structure (8) connects the upper arm (10) and the lower arm (9) on the same side of the C-shaped truss structure (1) into a whole.
3. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge as claimed in claim 2, wherein: the vertical connecting structure (8) comprises two vertical connecting double-spliced section steels (15) and two vertical connecting stiffening section steels (16); two vertical connection double pin shaped steel (15) parallel arrangement, two vertical connection stiffening profile steel (16) horizontally connect between two vertical connection double pin shaped steel (15) of perpendicular setting.
4. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 3, characterized in that: the vertical connecting structure (8) further comprises a first inclined strut (19) and a second inclined strut (20); the first inclined strut (19) is obliquely arranged, and two ends of the first inclined strut (19) are respectively connected with the upper surface of the lower arm (9) and the connection points of the vertical connection stiffening section steel (16) positioned at the lower part and the vertical connection double-spliced section steel (15); the second inclined strut (20) is obliquely arranged, and two ends of the second inclined strut (20) are respectively connected with the lower surface of the upper arm (10) and the connecting points of the vertical connection stiffening section steel (16) and the vertical connection double-spliced section steel (15) which are positioned on the upper portion.
5. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 1, which is characterized in that: the two pairs of walking wheels (5) comprise supporting wheels (21) and anchoring wheels (22); one of the walking wheels (5) consists of a supporting wheel (21) and is connected to the inner side of the lower surface of the upper arm (10); the other walking wheel (5) consists of a supporting wheel (21) and two anchoring wheels (22) and is connected to the outer side of the lower surface of the upper arm (10).
6. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 1, which is characterized in that: the upper arm (10) comprises an upper arm first double-spliced section steel (11), an upper arm second double-spliced section steel (12), an upper arm third double-spliced section steel (13) and two upper arm stiffening section steels (14); the two upper arm stiffening section steels (14) are vertically and uniformly connected between the upper arm first double-spliced section steel (11) and the upper arm third double-spliced section steel (13); the both ends head of upper arm second double-pin section steel (12) is connected with the end of upper arm third double-pin section steel (13) and the upper surface of upper arm first double-pin section steel (11) respectively, and upper arm second double-pin section steel (12) slope just is the obtuse angle setting with the front end of upper arm first double-pin section steel (11).
7. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 1, which is characterized in that: the lower arm (9) comprises two lower arm double-spliced section steels (17) and four lower arm stiffening section steels (18); the four lower arm stiffening section steels (18) are vertically connected between the two lower arm double-spliced section steels (17); one of them underarm stiffening profile steel (18) is connected at the foremost end of two underarm double-pin shaped steel (17) one end, and remaining three underarm stiffening profile steel (18) are connected the clearance equal between two underarm double-pin shaped steel (17) middle parts and three underarm stiffening profile steel (18).
8. The lower beam transport vehicle for the steel box beams of the cable-stayed bridge according to claim 1, which is characterized in that: the hoisting mechanism comprises a hoisting tool (3) and a lower anchor head (7); the hoisting sling (3) is connected with the hoisting winch (2) through a lower anchor head (7).
9. The utility model provides a fortune roof beam system under cable-stay bridge steel box girder roof beam which characterized in that: the lower beam transporting vehicle at least comprises four steel box beam; the four beam conveying rails (4) are divided into two groups, and the two beam conveying rails (4) in each group are respectively arranged on the flange on the upper surface of the installed steel box girder in parallel; the outer side rails of the two groups of beam conveying rails (4) are respectively connected with the flanges of the installed steel box girders through a rail heightening cushion block (23), and the inner side rails of the two groups of beam conveying rails (4) are directly connected to the flanges of the installed steel box girders; the upper surface of each beam conveying track (4) is respectively connected with a supporting wheel (21) in a rolling manner, and the side walls of the two sides of the two inner side tracks are respectively connected with an anchoring wheel (22) in a rolling manner.
10. The steel box girder underbeam system of cable-stayed bridge according to claim 9, wherein: the beam conveying track (4) adopts I-shaped steel; and the four lower beam transporting vehicles of the steel box girder of the cable-stayed bridge are in a group of two, and each group is respectively connected to two sides of the flange of the installed steel box girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058895.5U CN211340454U (en) | 2019-11-26 | 2019-11-26 | Beam transporting vehicle and beam transporting system under steel box beam of cable-stayed bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058895.5U CN211340454U (en) | 2019-11-26 | 2019-11-26 | Beam transporting vehicle and beam transporting system under steel box beam of cable-stayed bridge |
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| Publication Number | Publication Date |
|---|---|
| CN211340454U true CN211340454U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922058895.5U Active CN211340454U (en) | 2019-11-26 | 2019-11-26 | Beam transporting vehicle and beam transporting system under steel box beam of cable-stayed bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914214A (en) * | 2021-10-29 | 2022-01-11 | 中铁宝桥集团有限公司 | Remote control adjustable steel box girder cantilever arm construction channel and construction method thereof |
-
2019
- 2019-11-26 CN CN201922058895.5U patent/CN211340454U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914214A (en) * | 2021-10-29 | 2022-01-11 | 中铁宝桥集团有限公司 | Remote control adjustable steel box girder cantilever arm construction channel and construction method thereof |
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