CN219689146U - Rail system is walked to steel truss girder construction shop rail hanging - Google Patents
Rail system is walked to steel truss girder construction shop rail hanging Download PDFInfo
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- CN219689146U CN219689146U CN202320643055.9U CN202320643055U CN219689146U CN 219689146 U CN219689146 U CN 219689146U CN 202320643055 U CN202320643055 U CN 202320643055U CN 219689146 U CN219689146 U CN 219689146U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 103
- 239000010959 steel Substances 0.000 title claims abstract description 103
- 238000010276 construction Methods 0.000 title description 15
- 241001669679 Eleotris Species 0.000 claims abstract description 83
- 239000002023 wood Substances 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The utility model provides a rail laying crane traveling rail system of a steel truss girder structure, which comprises a square sleeper buttress, a traveling rail and a gantry crane; the square wood sleeper buttresses comprise a first square wood sleeper buttress and a second square wood sleeper buttress; the first party timber sleeper buttress is fixed on the evacuation platform buttress of the steel truss girder structure; the second square wood sleeper buttress is fixed on the cable bracket embedded part buttress of the steel truss girder structure; one of the running rails is laid on the first square sleeper pier, and the other running rail is laid on the second square sleeper pier; the gantry crane is mounted on the running rail. Compared with the prior art, the track laying system of the steel truss girder structure track laying crane can meet the installation requirement of a portal crane, can better protect the bridge deck of the steel truss girder structure, and prolongs the service life of the steel truss girder.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a track laying crane track system of a steel truss girder structure.
Background
With the development of the technology of public rail co-construction steel truss girder structure bridge construction becoming more and more mature, the bridge type becomes a trend of future development. However, in the track laying construction process of the common rail co-construction steel truss girder structure by adopting the track panel method, the material of the bridge deck operation surface of the steel truss girder is required to be hoisted by a track laying crane and matched with the track laying crane in the track panel transportation assembly and the concrete pouring process.
The surface of the steel truss girder structure is made of steel structure materials, and no attachment points exist on the surface of the steel truss girder. The existing travelling rail buttress of the traditional rail-laying gantry crane is installed by adopting special steel buttress drilling holes, and the steel truss structure bridge deck has no other attachment points except for an evacuation platform and a cable bracket embedded part, so that the steel truss structure bridge deck is protected, and the steel truss structure bridge deck cannot be installed in a drilling hole on site. If the installation modes such as welding, cementing anchoring and the like are adopted, the problems that the installation and the disassembly of the buttress are difficult, the turnover speed of the running rail and the buttress is low, the appearance quality of the bridge deck of the steel truss girder structure is damaged, the anti-corrosion coating is damaged and the like exist.
The tire type gantry crane system does not need to be provided with a buttress, but both sides of the range of the bridge deck ballast bed of the steel truss girder structure are provided with evacuation platforms and cable bracket embedded parts, the tire type gantry crane is inconvenient to walk on the bridge deck, limited in limit and insufficient in hoisting height, and the tire type gantry crane is not matched with a track flat car.
Therefore, how to provide a new track laying crane track system with a steel truss girder structure to meet the requirement of a construction unit is a problem to be solved in the field.
Disclosure of Invention
The technical problem that a steel truss structure bridge deck structure can be damaged due to the fact that a rail-laying gantry crane is installed on the steel truss structure in the prior art and the steel truss structure is required to be drilled is solved. The utility model provides a steel truss girder structure track laying crane track system which adopts square timber sleeper piers, and the square timber sleeper piers are fixed and limited through evacuation platforms at two sides of a steel truss girder bridge deck ballast bed and cable bracket embedded part piers, so that the track can be installed without drilling the steel truss girder structure, and the bridge deck structure of the steel truss girder structure is not damaged.
A steel truss girder structure track laying crane traveling rail system comprises a square sleeper buttress, a traveling rail and a gantry crane;
the square wood sleeper buttresses comprise a first square wood sleeper buttress and a second square wood sleeper buttress;
the first side wood pillow piers are fixed on the evacuation platform piers of the steel truss girder structure, a plurality of first side wood pillow piers are arranged, and each first side wood pillow pier corresponds to one evacuation platform pier;
the second square timber pillow buttresses are fixed on the cable bracket embedded part buttresses of the steel truss girder structure, a plurality of second square timber pillow buttresses are arranged, and each second square timber pillow buttress corresponds to one cable bracket embedded part buttress;
one of the running rails is laid on the first square sleeper pier, and the other running rail is laid on the second square sleeper pier;
the gantry crane is mounted on the running rail.
Preferably, the first square timber pillow buttress is located at the inner side of the evacuation platform buttress, and the second square timber pillow buttress is located at the inner side of the cable bracket embedded part buttress.
Preferably, the length of the first wood sleeper buttress is 400mm, the width is 200mm, and the thickness is 200mm;
the length of the second square wood pillow buttress is 600mm, the width is 200mm, and the thickness is 200mm.
Preferably, the gantry crane comprises a gantry crane body, a rail wheel assembly and a heightened upright post;
the rail wheel assembly is arranged on the running rail;
the heightened upright post is arranged between the upright post of the gantry crane body and the rail wheel assembly.
Preferably, the heightened upright post comprises an upright post body, a first connecting plate and a second connecting plate;
the first connecting plate is arranged at one end of the upright post body and is connected with the upright post of the gantry crane body through a fastener;
the second connecting plate is arranged at the other end of the upright post body and is connected with the track wheel assembly through a fastener.
Preferably, the upright post body is a steel pipe with the thickness of 1cm and the diameter of 20 cm;
the first connecting plate and the second connecting plate are steel plates with the thickness of 1 cm.
Preferably, the steel rail of the running rail is laid on the first square sleeper buttress and the second square sleeper buttress through the running rail buckling plate.
Preferably, the walking rail buckling plate is fixedly installed on the first square timber sleeper support pier and the second square timber sleeper support pier through expansion bolts.
Preferably, the track gauge between the two rails of the running rail is 3.6m.
Preferably, the walking rail buckling pressing plate is a steel plate with the thickness of 8 mm.
Compared with the prior art, the rail laying crane traveling rail system of the steel truss girder structure comprises a square sleeper pier, a traveling rail and a gantry crane; the square wood sleeper buttresses comprise a first square wood sleeper buttress and a second square wood sleeper buttress; the first side wood pillow piers are fixed on the evacuation platform piers of the steel truss girder structure, a plurality of first side wood pillow piers are arranged, and each first side wood pillow pier corresponds to one evacuation platform pier; the second square timber pillow buttresses are fixed on the cable bracket embedded part buttresses of the steel truss girder structure, a plurality of second square timber pillow buttresses are arranged, and each second square timber pillow buttress corresponds to one cable bracket embedded part buttress; one of the running rails is laid on the first square sleeper pier, and the other running rail is laid on the second square sleeper pier; the gantry crane is mounted on the running rail. The steel truss girder structure rail laying crane running track system adopts the square timber sleeper buttress, and utilizes the evacuation platform buttress and the cable bracket embedded part buttress on the steel truss girder structure to limit the square timber sleeper buttress, the square timber sleeper buttress is firmly installed, the safety is high, the running requirement of the rail laying gantry crane is met, the steel truss girder bridge deck rail laying construction efficiency is improved, the steel truss girder structure is not required to be drilled, the appearance quality and the anti-corrosion coating of the steel truss girder structure bridge deck are effectively protected, and the service life of the steel truss girder is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a rail laying crane running rail system with a steel truss girder structure according to an embodiment;
FIG. 2 is an elevation view of a raised post provided by one embodiment;
FIG. 3 is a top view of the raised post of FIG. 2;
FIG. 4 is a cross-sectional view of the raised post of FIG. 2;
FIG. 5 is an elevation view of a track buckle platen provided by one embodiment;
fig. 6 is a top view of the running rail clamp plate of fig. 5.
Detailed Description
In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the technical solutions of the embodiments of the present utility model will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present utility model, 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.
It is noted that when an element is referred to as being "fixed," "mounted," or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is "connected" or "connected" to another element, it can be directly connected or indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" or "a number" means two or more, unless specifically defined otherwise.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof.
The utility model provides a rail laying crane traveling rail system of a steel truss girder structure, which comprises a square sleeper buttress, a traveling rail and a gantry crane; the square wood sleeper buttresses comprise a first square wood sleeper buttress and a second square wood sleeper buttress; the first side wood pillow piers are fixed on the evacuation platform piers of the steel truss girder structure, a plurality of first side wood pillow piers are arranged, and each first side wood pillow pier corresponds to one evacuation platform pier; the second square timber pillow buttresses are fixed on the cable bracket embedded part buttresses of the steel truss girder structure, a plurality of second square timber pillow buttresses are arranged, and each second square timber pillow buttress corresponds to one cable bracket embedded part buttress; one of the running rails is laid on the first square sleeper pier, and the other running rail is laid on the second square sleeper pier; the gantry crane is mounted on the running rail. The steel truss girder structure rail laying crane running track system adopts the square timber sleeper buttress, and utilizes the evacuation platform buttress and the cable bracket embedded part buttress on the steel truss girder structure to limit the square timber sleeper buttress, the square timber sleeper buttress is firmly installed, the safety is high, the running requirement of the rail laying gantry crane is met, the steel truss girder bridge deck rail laying construction efficiency is improved, the steel truss girder structure is not required to be drilled, the appearance quality and the anti-corrosion coating of the steel truss girder structure bridge deck are effectively protected, and the service life of the steel truss girder is prolonged.
Please refer to fig. 1 to 6 in combination. The embodiment provides a steel truss girder structure track laying crane traveling rail system 100, which comprises a square sleeper buttress 10, a traveling rail 20 and a gantry crane, wherein the square sleeper buttress 10 comprises a first square sleeper buttress 11 and a second square sleeper buttress 12.
The first side wooden sleeper piers 11 are fixed on the evacuation platform piers 30 of the steel truss girder structure, and the first side wooden sleeper piers 11 are provided with a plurality of, each first side wooden sleeper pier 11 corresponds to one evacuation platform pier 30, namely, each first side wooden sleeper pier 11 corresponds to and is fixed on one evacuation platform pier 30. The number of the first side wooden sleeper piers 11 may be smaller than or equal to the number of the evacuation platform piers 30, for example, one first side wooden sleeper pier 11 may be fixed at each evacuation platform pier 30, or one evacuation platform pier 30 may be spaced between every two adjacent first side wooden sleeper piers 11, that is, only a plurality of first side wooden sleeper piers 11 may be provided to stably support the running rail 20. In this embodiment, the evacuation platform pier 30 of the steel truss girder structure is fixed to the first side timber pillow pier 11, and one side of the first side timber pillow pier 11 abuts against the evacuation platform pier 30, and the other side of the first side timber pillow pier 11 supports and limits through small square timber, so that the position of the first side timber pillow pier 11 is limited.
The second square timber pillow piers 12 are fixed in the cable support embedded part piers 40 of the steel truss girder structure, and the second square timber pillow piers 12 are provided with a plurality of, each second square timber pillow pier 12 corresponds to one cable support embedded part pier 40, namely, each second square timber pillow pier 12 corresponds to and is fixed in one cable support embedded part pier 40. The number of the second square timber tie buttresses 12 may be smaller than or equal to the number of the cable support embedded part buttresses 40, for example, each of the cable support embedded part buttresses 40 may be fixed with one second square timber tie buttress 12, or each two adjacent second square timber tie buttresses 12 may be separated by one cable support embedded part buttresses 40, etc., that is, only a plurality of second square timber tie buttresses 12 may be provided to stably support the running rail 20. In this embodiment, the second square timber pillow buttress 12 is fixed on the cable support embedded part buttress 40 of the steel truss girder structure, specifically, one side of the second square timber pillow buttress 12 abuts against the cable support embedded part buttress 40, and the other side of the second square timber pillow buttress 12 supports and limits through small square timber, so that the position of the second square timber pillow buttress 12 is limited.
One steel rail 21 of the running rails 20 is laid on the first square sleeper pier 11, and the other steel rail 21 of the running rails 20 is laid on the second square sleeper pier 12. The gantry crane is mounted on the running rail 20.
It will be appreciated that in the prior art when installing a gantry crane on a steel truss structure, drilling is required to be performed on the steel truss structure to install a purpose-made steel buttress, and this way can damage the bridge deck structure of the steel truss structure. If the buttresses are fixed by adopting similar installation modes such as welding, cementing anchoring and the like, the problems of difficult installation and disassembly of the buttresses, slow turnover speed of the running rail and the buttresses, damage of the appearance quality of the bridge deck of the steel truss girder structure, corrosion resistance coating and the like exist. If a tire type gantry crane system is adopted, although a buttress is not required to be installed, evacuation platforms and cable bracket embedded parts are arranged on two sides of the range of a bridge deck ballast bed of the steel truss girder structure, the tire type gantry crane is inconvenient to walk on the bridge deck, limited in limit and insufficient in hoisting height, and cannot be matched with a rail flat car for use.
The track system 100 is used by the steel truss girder structure track laying crane, the evacuation platform buttress 30 and the cable bracket embedded part buttress 40 are used for limiting the square timber sleeper buttress 10, the square timber sleeper buttress 10 is firmly installed, the safety is high, the track laying construction requirement of the steel truss girder bridge deck can be effectively solved, the appearance quality and the anti-corrosion coating of the steel truss girder structure bridge deck can be effectively protected, the service life of the steel truss girder is prolonged, the site construction can be facilitated, and the construction production efficiency is improved.
It should be noted that, in this embodiment, the first square timber rest piers 11 and the second square timber rest piers 12 are timber rest piers, and of course, in other embodiments, other materials may be used for the piers, and in this embodiment, the timber rest piers may improve practicality and reduce economic cost.
Preferably, in one embodiment, the first party pillow pier 11 is located inside the evacuation platform pier 30, i.e. the first party pillow pier 11 is located on the side of the evacuation platform pier 30 near the center of the bridge. The second square timber pillow buttress 12 is located at the inner side of the cable bracket embedded part buttress 40, that is, the second square timber pillow buttress 12 is located at one side of the cable bracket embedded part buttress 40, which is close to the center of the bridge. With this structure, the first square pillow pier 11, the second square pillow pier 12 and the running rail 20 can be conveniently installed.
Preferably, in one embodiment, the first party pillow block 11 has a length of 400mm, a width of 200mm, and a thickness of 200mm. The length of the second square wood pillow buttress 12 is 600mm, the width is 200mm, and the thickness is 200mm. Here, the length is the longitudinal direction with reference to the direction angle shown in fig. 1, the width is the transverse direction with reference to the direction angle shown in fig. 1, and the thickness is the direction perpendicular to the paper surface with reference to the direction angle shown in fig. 1. Thereby can better avoid the square timber sleeper buttress 10 influences the transportation of other parts or materials on the steel truss girder structure, simultaneously also can better reduce cost.
It will be appreciated that the existing gantry crane height cannot meet the requirement of lifting on a rail flatbed after using 200 x 400mm of the first square timber pillow buttress 11 and 200 x 600mm of the second square timber pillow buttress 12. More preferably, the gantry crane comprises a gantry crane body, a rail wheel assembly and a heightening upright column 50, wherein the rail wheel assembly is installed on the running rail 20, and the heightening upright column 50 is arranged between the upright column of the gantry crane body and the rail wheel assembly. Namely, the lifting upright posts 50 are additionally arranged in the upright posts of the gantry crane, so that the upright posts of the gantry crane are lifted, and the requirement of lifting on the rail flat car is met. The height of the raised post 50 may be 60cm.
Preferably, in one embodiment, the heightened column 50 includes a column body 51, a first connecting plate 52, and a second connecting plate 53, the first connecting plate 52 is disposed at one end of the column body 51 and connected to the column of the gantry crane body by a fastener, and the second connecting plate 53 is disposed at the other end of the column body 51 and connected to the rail wheel assembly by a fastener. Specifically, the first connection plate 52 and the upright post of the gantry crane body may be connected by adopting a flange bolting installation mode, and the second connection plate 53 and the rail wheel assembly may be connected by adopting a flange bolting installation mode. By means of the structure, stability of the gantry crane after the heightened upright post 50 is additionally arranged is better guaranteed.
Preferably, in one embodiment, the pillar body 51 is a steel pipe with a thickness of 1cm and a diameter of 20 cm. The first connection plate 52 and the second connection plate 53 are steel plates with a thickness of 1 cm. Specifically, the column body 51 may be a seamless steel pipe with a thickness of 45 # 1cm and a diameter of 20cm, and the first connecting plate 52 and the second connecting plate 53 may be a Q235 steel plate with a thickness of 1 cm. So that the structural strength of the raised post 50 can be better secured.
Preferably, in one embodiment, the steel rail 21 of the running rail 20 is laid on the first square sleeper abutment 11 and the second square sleeper abutment 12 through a running rail fastening plate 60. Namely, one steel rail 21 of the running rails 20 is laid on the first square sleeper pier 11 through the running rail buckling plate 60, and the other steel rail 21 of the running rails 20 is laid on the second square sleeper pier 12 through the running rail buckling plate 60. Thereby, the position reliability of the running rail 20 can be better ensured.
Preferably, in one embodiment, the running rail fastening plate 60 is mounted and fixed on the first square sleeper abutment 11 and the second square sleeper abutment 12 through expansion bolts. Namely, the running rail fastening plate 60 disposed on the first sleeper abutment 11 is specifically fixed to the first sleeper abutment 11 by an expansion bolt, so that the connection reliability between the running rail fastening plate 60 and the first sleeper abutment 11 can be better ensured, and the running rail fastening plate 60 can better fasten the steel rail 21. The running rail buckling plate 60 arranged on the second square sleeper pier 12 is specifically fixed with the second square sleeper pier 12 through expansion bolts, so that connection reliability between the running rail buckling plate 60 and the second square sleeper pier 12 can be better guaranteed, and the running rail buckling plate 60 can better buckle the steel rail 21.
Preferably, in one embodiment, the track gauge between the two rails 21 of the running rail 20 is 3.6m, i.e. the span of the running rail 20 is 3.6m, so that the existing gantry crane can be better adapted.
Preferably, in one embodiment, the track buckling plate 60 is a steel plate with a thickness of 8 mm.
Specifically, the track buckling plate 60 is manufactured by using an 8mm thick steel plate to be 50×100mm, so that the span of the track can be conveniently adjusted by the anchoring position of the track buckling plate 60.
The installation process of the steel truss structure track laying crane track system 100 comprises the following steps: according to the positions of the evacuation platform buttresses 30 and the cable bracket embedded part buttresses 40 on the two sides of the steel truss bridge deck ballast bed, the first square wood sleeper buttresses 11 and the second square wood sleeper buttresses 12 are correspondingly and fixedly arranged; the running rail 20 is installed and fixed on the square sleeper pier 10 by using an expansion bolt with the diameter of 12mm and the running rail buckling pressing plate 60; the gantry crane is mounted on the running rail 20 (the gantry crane is modified before this step, and the raised upright 50 is added to the upright of the gantry crane).
The steel truss structure rail-laying crane running rail system 100 provided by the embodiment can protect appearance quality and anti-corrosion coating of a steel truss structure bridge deck, meets the use requirements of a matched rail flat car, can be better adapted to the characteristics of traditional rail-laying gantry crane running, is convenient for site construction, and improves construction production efficiency.
While the utility model has been described with respect to the above embodiments, it should be noted that modifications can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the utility model.
Claims (10)
1. The rail laying crane traveling rail system of the steel truss girder structure is characterized by comprising a Fang Muzhen buttress, a traveling rail and a gantry crane;
the square wood sleeper buttresses comprise a first square wood sleeper buttress and a second square wood sleeper buttress;
the first side wood pillow piers are fixed on the evacuation platform piers of the steel truss girder structure, a plurality of first side wood pillow piers are arranged, and each first side wood pillow pier corresponds to one evacuation platform pier;
the second square timber pillow buttresses are fixed on the cable bracket embedded part buttresses of the steel truss girder structure, a plurality of second square timber pillow buttresses are arranged, and each second square timber pillow buttress corresponds to one cable bracket embedded part buttress;
one of the running rails is laid on the first square sleeper pier, and the other running rail is laid on the second square sleeper pier;
the gantry crane is mounted on the running rail.
2. The steel truss structure rail-laying crane running rail system of claim 1, wherein the first square timber sleeper pier is located inside the evacuation platform pier and the second square timber sleeper pier is located inside the cable bracket embedded member pier.
3. The steel truss structure rail-laying crane running rail system according to claim 2, wherein the first party sleeper pier has a length of 400mm, a width of 200mm and a thickness of 200mm;
the length of the second square wood pillow buttress is 600mm, the width is 200mm, and the thickness is 200mm.
4. A steel truss structure rail-laying crane running rail system according to claim 3, wherein the gantry crane comprises a gantry crane body, a rail wheel assembly, and a heightened column;
the rail wheel assembly is arranged on the running rail;
the heightened upright post is arranged between the upright post of the gantry crane body and the rail wheel assembly.
5. The steel truss structure rail-laying crane running rail system of claim 4, wherein the heightened column comprises a column body, a first connecting plate and a second connecting plate;
the first connecting plate is arranged at one end of the upright post body and is connected with the upright post of the gantry crane body through a fastener;
the second connecting plate is arranged at the other end of the upright post body and is connected with the track wheel assembly through a fastener.
6. The steel truss structure rail-laying crane rail system according to claim 5, wherein the column body is a steel pipe with a thickness of 1cm and a diameter of 20 cm;
the first connecting plate and the second connecting plate are steel plates with the thickness of 1 cm.
7. The steel truss structure rail-laying crane travel rail system according to any one of claims 1 to 6, wherein the rails of the travel rail are laid on the first square sleeper pier and the second square sleeper pier by a travel rail buckling plate.
8. The steel truss structure rail-laying crane traveling track system of claim 7, wherein the traveling track buckling plate is fixedly installed on the first square sleeper pier and the second square sleeper pier through expansion bolts.
9. The steel truss structure rail-laying crane travel rail system of claim 7, wherein a gauge between two rails of the travel rail is 3.6m.
10. The steel truss structure rail-laying crane traveling rail system according to claim 7, wherein the traveling rail buckling pressing plate is a steel plate with a thickness of 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320643055.9U CN219689146U (en) | 2023-03-28 | 2023-03-28 | Rail system is walked to steel truss girder construction shop rail hanging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320643055.9U CN219689146U (en) | 2023-03-28 | 2023-03-28 | Rail system is walked to steel truss girder construction shop rail hanging |
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| Publication Number | Publication Date |
|---|---|
| CN219689146U true CN219689146U (en) | 2023-09-15 |
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| CN202320643055.9U Active CN219689146U (en) | 2023-03-28 | 2023-03-28 | Rail system is walked to steel truss girder construction shop rail hanging |
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| Country | Link |
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- 2023-03-28 CN CN202320643055.9U patent/CN219689146U/en active Active
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