CN220504566U - Unloading platform of cantilever steel beam on top of concrete column - Google Patents
Unloading platform of cantilever steel beam on top of concrete column Download PDFInfo
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- CN220504566U CN220504566U CN202322134337.9U CN202322134337U CN220504566U CN 220504566 U CN220504566 U CN 220504566U CN 202322134337 U CN202322134337 U CN 202322134337U CN 220504566 U CN220504566 U CN 220504566U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 124
- 239000010959 steel Substances 0.000 title claims abstract description 124
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 10
- 230000008719 thickening Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 32
- 238000009434 installation Methods 0.000 abstract description 7
- 239000011440 grout Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009432 framing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The utility model provides a discharging platform of a concrete column top cantilever steel beam, which comprises the following components: the device comprises a column and an overhanging main beam, wherein the overhanging main beam is arranged at the top end of the column; the post adopts a concrete post, and the cantilever girder adopts a steel girder; the lower surface of the cantilever main beam is connected with an inclined strut, and the lower end of the inclined strut is connected with the side wall of the column; the top surface center of post is provided with the steel support, the girder of encorbelmenting is fixed in the steel support has solved the installation of temporary measure and has demolishd the higher technical problem of expense, the longer time limit for a project in the construction of platform of unloading.
Description
Technical Field
The utility model relates to the technical field of building structures, in particular to a discharging platform of a cantilever steel beam on the top of a concrete column.
Background
In a material warehouse provided with an overhead discharging platform, the height of the discharging platform is higher, usually more than 20m, and the discharging platform generally adopts a full-concrete structure; there are also some unloading platforms, the overhanging main beam adopts a concrete structure, the secondary beam adopts a steel structure beam, and the floor slab adopts a steel platform plate or a combined floor slab of a steel floor carrier plate and concrete.
And a full concrete structure unloading platform is adopted, a full-framing scaffold or an overhead support is required to be erected for supporting the template, the concrete is cast on site, the template and the scaffold are removed after maintenance is finished, the construction is complicated, the construction measure cost is high, and the construction period is long. The temporary measure has high installation and dismantling cost and long construction period, regardless of the scaffold or the overhead support.
The unloading platform adopting the mode of 'overhanging concrete main beams + steel structure secondary beams + steel platform boards (combined floor slabs)', the arrangement of a scaffold or an overhead support for the overhanging main beams can not be avoided, and the procedures of 'supporting templates-binding reinforcing steel bars-casting concrete-curing-removing templates-removing scaffolds or overhead supports' and the like are not required.
In conclusion, the construction of the unloading platform has the technical problems of high installation and dismantling cost of temporary measures and long construction period.
Disclosure of Invention
The utility model aims to provide a unloading platform of a cantilever steel beam on a top of a concrete column, which aims to solve the technical problems of high installation and dismantling cost and long construction period of temporary measures in the construction of the unloading platform.
The above object of the present utility model can be achieved by the following technical solutions:
the utility model provides a discharging platform of a concrete column top cantilever steel beam, which comprises the following components: the device comprises a column and an overhanging main beam, wherein the overhanging main beam is arranged at the top end of the column; the post adopts a concrete post, and the cantilever girder adopts a steel girder; and, in addition, the processing unit,
the lower surface of the cantilever main beam is connected with an inclined strut, and the lower end of the inclined strut is connected with the side wall of the column; the center of the top surface of the column is provided with a steel support, and the overhanging main beam is fixed on the steel support.
In a preferred embodiment, the steel support comprises a first bottom plate, a connecting column, an anchor bolt and a grouting part, wherein the top surface of the column is provided with a grouting groove, the anchor bolt part is arranged in the grouting groove, and the grouting part is at least partially molded in the grouting groove in a secondary grouting mode and surrounds the anchor bolt;
the first bottom plate is arranged on the top surface of the grouting part and fixedly connected with the anchor bolt; the upper end of the connecting column is connected with the overhanging main beam, and the lower end of the connecting column is connected with the first bottom plate in a field girth welding mode.
In a preferred embodiment, the steel support comprises a first bottom plate, an anchor bolt and a grouting part, wherein the top surface of the column is provided with a grouting groove, the anchor bolt part is arranged in the grouting groove, and the grouting part is at least partially formed in the grouting groove in a secondary grouting mode and surrounds the anchor bolt;
the first bottom plate is arranged on the top surface of the grouting part, the cantilever main beam is arranged on the upper surface of the first bottom plate, and the anchor bolt penetrates through the lower flange of the cantilever main beam and the first bottom plate and is fixedly connected with the lower flange of the cantilever main beam.
In a preferred embodiment, the steel support comprises an anchor bolt and a grouting part, the top surface of the column is provided with a grouting groove, the anchor bolt part is arranged in the grouting groove, and the grouting part is at least partially formed in the grouting groove in a secondary grouting manner and surrounds the anchor bolt;
the bottom flange of the cantilever girder is provided with a thickening part, the thickening part is arranged on the top surface of the grouting part, and the anchor bolts penetrate through the thickening part and are fixedly connected with each other.
In a preferred embodiment, the steel support comprises shear keys, which are at least partially arranged in the grout grooves, the grout parts surrounding the shear keys.
In a preferred embodiment, the anchor bolt extends downwardly into the post.
In a preferred embodiment, the grout portion comprises a columnar portion located within the grout groove and a trapezoidal portion located above the grout groove.
In a preferred embodiment, the steel support comprises a first embedded part and a connecting column, wherein the first embedded part is embedded in the column, the upper end of the connecting column is connected with the cantilever main beam, and the lower end of the connecting column is connected with the first embedded part in a field girth welding manner.
In a preferred embodiment, the side wall of the column is provided with a second bottom plate, the diagonal brace comprises a diagonal brace steel pipe and a steel pipe sleeve support, the lower end of the steel pipe sleeve support is fixedly connected with the second bottom plate, and the end part of the diagonal brace steel pipe is inserted into the steel pipe sleeve support and fixedly connected in a field girth welding mode.
In a preferred embodiment, the side wall of the column is provided with a second bottom plate, and the second bottom plate is fixedly connected with a node plate;
the end part of the diagonal brace is provided with a slot extending along the length direction of the diagonal brace, the gusset plate is at least partially inserted into the slot, and the gusset plate is welded with the diagonal brace on site.
In a preferred embodiment, the discharge platform comprises a plurality of the posts and a plurality of the overhanging main beams;
the cantilever girder is connected with a platform plate and a discharging car rail supporting girder.
In a preferred embodiment, the cantilever girder comprises two steel beams arranged side by side, the two steel beams being connected by web members.
The utility model has the characteristics and advantages that:
the column of the unloading platform adopts a concrete column, the cantilever girder adopts a steel beam, and the cantilever girder is connected with the column through a steel support, so that the load of the steel beam can be transferred to the center of the top of the concrete column, and the force transfer is clear; the steel support and the diagonal bracing cooperate, so that the stress distribution of the overhanging main beam and the column is improved, the stress is more reasonable, the structural stability of the unloading platform is ensured, and the unloading platform is convenient to install. The construction of the overhanging girder does not need to be provided with a full-framing scaffold or an overhead template for supporting, and the complicated working procedures of on-site concrete pouring construction are avoided. The unloading platform can be applied to a material warehouse, and even if the height is higher, the on-site construction of the unloading platform is simplified, the manufacturing cost is reduced, and the construction period is shortened.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and 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 view of a discharging platform of a concrete column top cantilever steel beam provided by the utility model;
FIG. 2 is a plan view of an embodiment of a platform for unloading a concrete roof overhanging steel beam according to the present utility model;
FIG. 3 is a plan view of another embodiment of a platform for unloading concrete roof overhanging steel beams according to the present utility model;
FIG. 4 is a schematic structural view of an embodiment of a steel support in a platform for unloading a cantilever steel beam at the top of a concrete column according to the present utility model;
fig. 5 is a schematic structural view of another embodiment of a steel support in a unloading platform of a concrete column top cantilever steel beam provided by the utility model;
fig. 6 is a schematic structural view of another embodiment of a steel support in a unloading platform of a concrete column top cantilever steel beam provided by the utility model;
fig. 7 is a schematic structural view of another embodiment of a steel support in a unloading platform of a concrete column top cantilever steel beam provided by the utility model;
FIG. 8 is a schematic structural view of an embodiment of a diagonal brace in a platform for unloading a cantilever steel beam at the top of a concrete column;
FIG. 9 is a top view in the direction A-A of FIG. 8;
fig. 10 is a schematic structural view of another embodiment of a diagonal brace in a unloading platform of a cantilever steel beam at a concrete column top.
Reference numerals illustrate:
10. a column; 11. Grouting grooves;
20. overhanging the main beam; 201. A lower flange of the steel beam; 202. A thickened portion;
21. a steel beam;
22. the unloading car rail supports the steel beam; 23. a platform plate;
30. a steel support;
31. an anchor bolt; 32. Shear key;
33. a grouting part; 331. A columnar portion; 332. A trapezoid part;
34. a first base plate; 35. A connecting column;
36. a first buried member;
40. diagonal bracing; 41. Slotting;
421. diagonal bracing of the steel pipe; 422. A steel tube sleeve support; 423. Stiffening plates;
43. a gusset plate;
44. a second base plate; 45. and the second embedded part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a discharging platform of a concrete column top cantilever steel beam, as shown in figures 1-10, comprising: the device comprises a column 10 and a cantilever main beam 20, wherein the cantilever main beam 20 is arranged at the top end of the column 10; the column 10 adopts a concrete column, and the cantilever main beam 20 adopts a steel beam 21; the lower surface of the cantilever main beam 20 is connected with a diagonal brace 40, and the lower end of the diagonal brace 40 is connected with the side wall of the column 10; the center of the top surface of the post 10 is provided with a steel support 30, and the overhanging main beam 20 is fixed to the steel support 30.
The column 10 of the unloading platform adopts a concrete column, the cantilever main beam 20 adopts a steel beam 21, the cantilever main beam 20 is connected with the column 10 through a steel support 30, the load of the steel beam 21 can be transferred to the center of the top of the concrete column, and the force transfer is clear; the steel support 30 and the diagonal brace 40 cooperate to improve the stress distribution of the overhanging main beam 20 and the column 10, so that the stress is more reasonable, the structural stability of the unloading platform is ensured, and the installation is convenient. The construction of the overhanging girder 20 does not require a full-framing scaffold or an overhead formwork to support, and avoids complicated procedures of on-site concrete pouring construction. The unloading platform can be applied to a material warehouse, and even if the height is higher, the on-site construction of the unloading platform is simplified, the manufacturing cost is reduced, and the construction period is shortened.
The steel support 30 is at least partially made of steel, and the inventor improves the structure of the steel support 30.
In one embodiment, the steel support 30 includes a first bottom plate 34, a connection column 35, an anchor bolt 31, and a grouting portion 33, as shown in fig. 5, the top surface of the column 10 is provided with a grouting groove 11, the anchor bolt 31 is partially disposed in the grouting groove 11, and the grouting portion 33 is at least partially formed in the grouting groove 11 in a secondary grouting manner and surrounds the anchor bolt 31; the first bottom plate 34 is arranged on the top surface of the grouting part 33 and is fixedly connected with the anchor bolt 31; the upper end of the connecting column 35 is connected to the cantilever main beam 20, and the lower end of the connecting column 35 is connected to the first bottom plate 34 in a field girth welding manner.
Considering that the top elevation of the embedded part after each concrete column top construction may be greatly different in actual construction, if the steel beam 21 is directly welded and fixed on the embedded part, the level of the top surface on the steel beam 21 is poor, and the elevation of the rail top of the unloading platform is difficult to ensure, therefore, in the embodiment, the grouting part 33 is formed by secondary grouting, and secondary grouting leveling can be realized; the anchor bolts 31 play a role in fixing and resisting pulling, so that the structural stability of the unloading platform is improved, and site construction is facilitated.
In one embodiment, the steel support 30 includes a first bottom plate 34, an anchor bolt 31, and a grouting portion 33, as shown in fig. 6, the top surface of the column 10 is provided with a grouting groove 11, the anchor bolt 31 is partially disposed in the grouting groove 11, and the grouting portion 33 is at least partially formed in the grouting groove 11 in a secondary grouting manner and surrounds the anchor bolt 31; the first bottom plate 34 is disposed on the top surface of the grouting portion 33, the cantilever main beam 20 is disposed on the upper surface of the first bottom plate 34, and the anchor bolts 31 penetrate through the lower flange of the cantilever main beam 20 and the first bottom plate 34 and are fixedly connected with the lower flange of the cantilever main beam 20.
In the embodiment, the grouting part 33 is formed by secondary grouting, so that secondary grouting leveling can be realized, the overhanging main beam 20 is directly close to the first bottom plate 34, and the first bottom plate 34 is close to the grouting part 33; the anchor bolts 31 play a role in fixing and resisting pulling, so that the structural stability of the unloading platform is improved, and site construction is facilitated. By adjusting the thick bottom of the first bottom plate 34, the first bottom plate 34 may serve to adapt the position and size of the cantilever girder 20, for example, when the thickness of the girder lower flange 201 of the cantilever girder 20 is insufficient, the first bottom plate 34 may be added or the thickness of the first bottom plate 34 may be increased.
In an embodiment, the lower flange 201 of the cantilever girder 20 is directly adjacent to the top surface of the grouting portion 33, and no bottom plate is additionally disposed on the top surface of the grouting portion 33.
In one embodiment, the steel support 30 includes an anchor bolt 31 and a grouting portion 33, as shown in fig. 7, the top surface of the column 10 is provided with a grouting groove 11, the anchor bolt 31 is partially disposed in the grouting groove 11, and the grouting portion 33 is at least partially formed in the grouting groove 11 in a secondary grouting manner and surrounds the anchor bolt 31; the lower flange of the cantilever girder 20 is provided with a thickening part 202, the thickening part 202 is arranged on the top surface of the grouting part 33, and the anchor bolts 31 penetrate through the thickening part 202 and are fixedly connected.
In the embodiment, the grouting part 33 is formed by secondary grouting, so that secondary grouting leveling can be realized, and the thickened part 202 of the lower flange of the cantilever girder 20 is directly close to the grouting part 33; the anchor bolts 31 play a role in fixing and resisting pulling, so that the structural stability of the unloading platform is improved, and site construction is facilitated.
As shown in fig. 5 to 7, a nut is attached to the top end of the anchor bolt 31, and presses the first bottom plate 34 or the girder lower flange 201 of the cantilever girder 20.
In an embodiment, the steel support 30 includes shear keys 32, as shown in fig. 5-7, the shear keys 32 are at least partially disposed in the grouting grooves 11, the grouting portion 33 surrounds the shear keys 32, the shear keys 32 bear horizontal counter force, the anchor bolts 31 play a role in fixing and resisting pulling, and structural stability of the unloading platform is improved, so that force transmission between the overhanging main beam 20 and the column 10 is more definite and reliable. The anchor bolts 31 extend downward into the column 10 so that the grout 33, the main body and the cantilever girder 20 are more firmly connected. Further, the grouting portion 33 includes a columnar portion 331 located in the grouting groove 11 and a trapezoid portion 332 located above the grouting groove 11, the first bottom plate 34 or the lower flange 201 of the cantilever girder 20 is close to the upper top surface of the trapezoid portion 332, the upper top surface of the trapezoid portion 332 is smaller than the lower bottom surface thereof, and the lower bottom surface of the trapezoid portion 332 is at least partially close to the top surface of the main body, so as to facilitate improving the firmness of the grouting portion 33, the cantilever girder 20 and the column 10.
In an embodiment, the steel support 30 includes a first embedded part 36 and a connecting post 35, as shown in fig. 4, the first embedded part 36 is embedded in the post 10, the upper end of the connecting post 35 is connected to the overhanging main beam 20, the lower end of the connecting post 35 is connected to the first embedded part 36 in a field girth welding manner, and the steel beam 21 of the overhanging main beam 20 is connected with the first embedded part 36 at the top of the post 10 through the connecting post 35, so that higher structural stability can be ensured, and force transmission is ensured to be more definite. When the post 10 is relatively wide, the first burial 36 and the connector post 35 are preferably disposed at the center of the top surface of the post 10.
The inventor has made improvements in the construction of the diagonal braces 40.
In one embodiment, the side wall of the column 10 is provided with a second bottom plate 44, as shown in fig. 10, the diagonal brace 40 comprises a diagonal brace steel pipe 421 and a steel pipe sleeve support 422, the lower end of the steel pipe sleeve support 422 is fixedly connected to the second bottom plate 44, and the end of the diagonal brace steel pipe 421 is inserted into the steel pipe sleeve support 422 and fixedly connected in a spot girth welding manner. When in installation, the inclined strut steel tube 421 can be telescopically adjusted in the steel tube sleeve support 422 so as to adapt to the construction deviation of the concrete column. Specifically, the steel tube sleeve support 422 allowing the length to be adjusted is adopted, an adjustable allowance is reserved between the inclined support steel tube 421 and the second bottom plate 44 after the inclined support steel tube 421 is inserted into the steel tube sleeve support, and the inclined support steel tube 421 is welded with the steel tube sleeve support 422. Further, a stiffening plate 423 is provided on the upper side of the steel pipe sleeve support 422.
In another embodiment, the side wall of the column 10 is provided with a second bottom plate 44, and the second bottom plate 44 is fixedly connected with a node plate 43; as shown in fig. 8 and 9, the end of the diagonal brace 40 is provided with a slot 41 extending in the length direction thereof, a gusset 43 is at least partially inserted into the slot 41, and the gusset 43 is welded to the diagonal brace 40 in situ. The gusset plate 43 can move along the slot 41 to realize telescopic adjustment of the diagonal bracing 40 and adapt to construction deviation of the concrete column. Specifically, during installation, the slot 41 at the end of the diagonal brace 40 can be opened a little more, a certain margin is reserved for the movement of the node plate 43, and finally, the slot 41 is sealed by welding rods and polished smoothly.
Further, the side walls of the post 10 are provided with second buried members 45, and the second bottom plate 44 is fixed to the second buried members 45. The structure shown in fig. 8-9 adopts the method of embedding or shearing the key 32 of the anchor bolt 31 for secondary grouting, and the inclined strut 40 adopts telescopic connection on the side surface of the concrete column 10, so that the construction deviation of the concrete column can be adapted, and the construction and positioning difference of the second embedded part 45 on the column side can be adapted.
In one embodiment, the discharge platform includes a plurality of columns 10 and a plurality of overhanging main beams 20; as shown in fig. 2-3, the overhanging girder 20 is connected with a platform plate 23 and a dumper rail support girder 22.
The platform plate 23 is a steel platform plate 23 or a concrete floor, and for the concrete floor, a steel floor support plate can be used as a template, concrete is poured on the template, or a profiled steel sheet-concrete composite floor and a steel truss floor support plate are used.
The steel platform part can be prefabricated in a factory, assembled and constructed on site, industrially assembled on site, has the advantages of environment-friendly construction, no temporary measure cost, greatly reduced construction cost and greatly shortened construction period. According to measurement and calculation, compared with a full-concrete structure, the construction cost can be reduced by 40%, and the construction period is shortened by 40%.
Further, as shown in fig. 3, the cantilever girder 20 includes two steel beams 21 arranged side by side, and the two steel beams 21 are connected by a web member. For the condition of larger platform load or larger column distance, two steel beams 21 are arranged at one column 10, so that larger bearing capacity can be obtained, and the bearing capacity of the cantilever main beams 20 is improved. Specifically, two steel beams 21 are arranged at one column 10, and a support system is arranged between the two steel beams to form a whole; the two steel beams 21 are distributed along the column pitch direction. Specifically, the girder 21 can adopt I-shaped or box cross section, and post 10 adopts the concrete column, establishes bracing 40 under, and cantilever girder 20 sets up steel support 30 in concrete column center department, can reliably transmit girder 21 vertical support counter-force to the concrete column top center, has the clear advantage of biography power.
The foregoing is merely a few embodiments of the present utility model and those skilled in the art may make various modifications or alterations to the embodiments of the present utility model in light of the disclosure herein without departing from the spirit and scope of the utility model.
Claims (12)
1. A concrete column roof cantilever steel girder unloading platform comprising: the device comprises a column and an overhanging main beam, wherein the overhanging main beam is arranged at the top end of the column; the cantilever type concrete pile is characterized in that the column adopts a concrete column, and the cantilever main beam adopts a steel beam; and, in addition, the processing unit,
the lower surface of the cantilever main beam is connected with an inclined strut, and the lower end of the inclined strut is connected with the side wall of the column; the center of the top surface of the column is provided with a steel support, and the overhanging main beam is fixed on the steel support.
2. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the steel support comprises a first bottom plate, a connecting column, an anchor bolt and a grouting part, wherein a grouting groove is formed in the top surface of the column, the anchor bolt is arranged in the grouting groove, and the grouting part is at least partially formed in the grouting groove in a secondary grouting mode and surrounds the anchor bolt;
the first bottom plate is arranged on the top surface of the grouting part and fixedly connected with the anchor bolt; the upper end of the connecting column is connected with the overhanging main beam, and the lower end of the connecting column is connected with the first bottom plate in a field girth welding mode.
3. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the steel support comprises a first bottom plate, an anchor bolt and a grouting part, wherein a grouting groove is formed in the top surface of the column, the anchor bolt is partially arranged in the grouting groove, and the grouting part is at least partially formed in the grouting groove in a secondary grouting mode and surrounds the anchor bolt;
the first bottom plate is arranged on the top surface of the grouting part, the cantilever main beam is arranged on the upper surface of the first bottom plate, and the anchor bolt penetrates through the lower flange of the cantilever main beam and the first bottom plate and is fixedly connected with the lower flange of the cantilever main beam.
4. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the steel support comprises an anchor bolt and a grouting part, the top surface of the column is provided with a grouting groove, the anchor bolt part is arranged in the grouting groove, and the grouting part is at least partially formed in the grouting groove in a secondary grouting mode and surrounds the anchor bolt;
the bottom flange of the cantilever girder is provided with a thickening part, the thickening part is arranged on the top surface of the grouting part, and the anchor bolts penetrate through the thickening part and are fixedly connected with each other.
5. A concrete column roof overhanging steel beam unloading platform according to any one of the claim 2-4, characterized in that,
the steel support comprises shear keys, the shear keys are at least partially arranged in the grouting grooves, and the grouting parts surround the shear keys.
6. A concrete column roof overhanging steel beam unloading platform according to any one of the claim 2-4, characterized in that,
the anchor bolt extends downwardly into the post.
7. A concrete column roof overhanging steel beam unloading platform according to any one of the claim 2-4, characterized in that,
the grouting part comprises a columnar part positioned in the grouting groove and a trapezoid part positioned above the grouting groove.
8. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the steel support comprises a first embedded part and a connecting column, wherein the first embedded part is embedded in the column, the upper end of the connecting column is connected with the overhanging main beam, and the lower end of the connecting column is connected with the first embedded part in a field girth welding mode.
9. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the side wall of the column is provided with a second bottom plate, the diagonal brace comprises a diagonal brace steel pipe and a steel pipe sleeve support, the lower end of the steel pipe sleeve support is fixedly connected to the second bottom plate, and the end part of the diagonal brace steel pipe is inserted into the steel pipe sleeve support and fixedly connected in a field girth welding mode.
10. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the side wall of the column is provided with a second bottom plate, and the second bottom plate is fixedly connected with a node plate;
the end part of the diagonal brace is provided with a slot extending along the length direction of the diagonal brace, the gusset plate is at least partially inserted into the slot, and the gusset plate is welded with the diagonal brace on site.
11. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the unloading platform comprises a plurality of posts and a plurality of overhanging main beams;
the cantilever girder is connected with a platform plate and a discharging car rail supporting girder.
12. A concrete column roof overhanging steel beam unloading platform according to claim 1, characterized in that,
the cantilever girder comprises two steel beams which are arranged side by side, and the two steel beams are connected through web members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322134337.9U CN220504566U (en) | 2023-08-09 | 2023-08-09 | Unloading platform of cantilever steel beam on top of concrete column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322134337.9U CN220504566U (en) | 2023-08-09 | 2023-08-09 | Unloading platform of cantilever steel beam on top of concrete column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220504566U true CN220504566U (en) | 2024-02-20 |
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ID=89875438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322134337.9U Active CN220504566U (en) | 2023-08-09 | 2023-08-09 | Unloading platform of cantilever steel beam on top of concrete column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220504566U (en) |
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2023
- 2023-08-09 CN CN202322134337.9U patent/CN220504566U/en active Active
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